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annotate packages/services/gfx/mw/current/src/mwin/winlib/scrlbar.c @ 208:e0c0827131d1 ecos

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Merge from eCos master repository on 2002-05-20-20:11:54-BST
author jlarmour
date Mon, 20 May 2002 22:19:26 +0000
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1 /*
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2 * Copyright (c) 2000 Greg Haerr <greg@censoft.com>
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3 * Portions Copyright (c) 1999, 2000, Wei Yongming.
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4 * jmt: scrollbar thumb ported
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5 *
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6 * Microwindows win32 Scrollbars control
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7 */
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8 #include <stdio.h>
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9 #include <stdlib.h>
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10 #include <string.h>
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11 #define MWINCLUDECOLORS /* jmt: for color macros */
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12 #include "windows.h"
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13 #include "wintern.h"
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14 #include "wintools.h"
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15
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16 /* scrollbar status/positions*/
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17 #define SBS_UNKNOWN 0x0000
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18 #define SBS_LEFTARROW 0x0001
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19 #define SBS_RIGHTARROW 0x0002
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20 #define SBS_LEFTSPACE 0x0004
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21 #define SBS_RIGHTSPACE 0x0008
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22 #define SBS_HORZTHUMB 0x0010
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23 #define SBS_UPARROW 0x0020
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24 #define SBS_DOWNARROW 0x0040
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25 #define SBS_UPSPACE 0x0080
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26 #define SBS_DOWNSPACE 0x0100
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27 #define SBS_VERTTHUMB 0x0200
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28 #define SBS_MASK 0x03ff
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29 #define SBS_DISABLED 0x4000
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30 #define SBS_HIDE 0x8000
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31
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32
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33 #define MWM_DEFBARLEN 18
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34 #define MWM_MINBARLEN 8
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35
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36 static LRESULT CALLBACK
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37 ScrollbarControlProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam);
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38
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39
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40 int WINAPI MwRegisterScrollbarControl(HINSTANCE hInstance)
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41 {
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42 WNDCLASS wc;
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43
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44 wc.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS | CS_GLOBALCLASS;
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45 wc.lpfnWndProc = (WNDPROC)ScrollbarControlProc;
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46 wc.cbClsExtra = 0;
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47 wc.cbWndExtra = 0;
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48 wc.hInstance = hInstance;
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49 wc.hIcon = NULL;
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50 wc.hCursor = 0; /*LoadCursor(NULL, IDC_ARROW);*/
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51 wc.hbrBackground= GetStockObject(WHITE_BRUSH);
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52 wc.lpszMenuName = NULL;
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53 wc.lpszClassName= "SCROLLBAR";
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54
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55 return RegisterClass(&wc);
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56 }
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57
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58 static DWORD GetWindowStyle (HWND hwnd)
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59 {
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60 return hwnd->style;
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61 }
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62
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63 static int
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64 wndGetBorder(HWND hwnd)
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65 {
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66 if (hwnd->style & WS_BORDER) {
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67 if ((hwnd->style & WS_CAPTION) == WS_CAPTION)
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68 return mwSYSMETRICS_CXFRAME;
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69 return mwSYSMETRICS_CXBORDER;
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70 }
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71 return 0;
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72 }
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73
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74 static BOOL
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75 wndGetVScrollBarRect (HWND hwnd, RECT* rcVBar)
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76 {
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77 int cx,cy; RECT rc;
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78 MWSCROLLBARINFO* pData;
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79
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80 pData = (MWSCROLLBARINFO *)hwnd->userdata;
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81 rc = hwnd->winrect;
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82 cx=rc.right-rc.left;
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83 cy=rc.bottom-rc.top;
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84
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85 rcVBar->left = hwnd->winrect.right - cx
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86 - wndGetBorder (hwnd);
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87 rcVBar->right = hwnd->winrect.right - wndGetBorder (hwnd);
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88 rcVBar->top = hwnd->winrect.top;
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89 rcVBar->bottom = hwnd->winrect.bottom - wndGetBorder (hwnd);
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90
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91 return TRUE;
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92 }
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93
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94 static BOOL
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95 wndGetHScrollBarRect (HWND hwnd, RECT* rcHBar)
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96 {
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97 int cx,cy; RECT rc;
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98 MWSCROLLBARINFO* pData;
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99
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100 pData = (MWSCROLLBARINFO *)hwnd->userdata;
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101 rc = hwnd->winrect;
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102 cx=rc.right-rc.left;
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103 cy=rc.bottom-rc.top;
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104
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105 rcHBar->top = hwnd->winrect.bottom - cy
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106 - wndGetBorder (hwnd);
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107 rcHBar->bottom = hwnd->winrect.bottom - wndGetBorder (hwnd);
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108 rcHBar->left = hwnd->winrect.left;
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109 rcHBar->right = hwnd->winrect.right - wndGetBorder (hwnd);
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110
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111 return TRUE;
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112 }
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113
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114 void
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115 MwPaintScrollbars(HWND hwnd, HDC hdc, DWORD style)
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116 {
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117 BOOL vertbar = (style==SBS_VERT);
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118 BOOL horzbar = (style==SBS_HORZ);
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119 BOOL fGotDC = FALSE;
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120 RECT rc,rc2;
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121
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122 POINT p3[3];
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123 int shrink=2;
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124
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125 int start = 0;
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126 RECT rcHBar, rcVBar;
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127
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128 int cx,cy;
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129 MWSCROLLBARINFO* pData;
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130
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131 pData = (MWSCROLLBARINFO *)hwnd->userdata;
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132 rc = hwnd->winrect;
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133 cx=rc.right-rc.left;
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134 cy=rc.bottom-rc.top;
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135
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136 if (!hdc && (horzbar || vertbar)) {
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137 hdc = GetWindowDC(hwnd);
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138 fGotDC = TRUE;
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139 }
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140
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141 if (vertbar) {
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142
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143 #if 1
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144 /* bkgnd */
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145 rc2.left=rc.left; rc2.right=rc2.left+ cx;
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146 rc2.top=rc.top;
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147 rc2.bottom=rc2.top+ cx;
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148 FillRect(hdc, &rc2, (HBRUSH)(COLOR_BTNFACE+1));
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149 rc2.top=rc.bottom- cx;
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150 rc2.bottom=rc2.top+ cx;
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151 FillRect(hdc, &rc2, (HBRUSH)(COLOR_BTNFACE+1));
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152 #endif
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153 /* up */
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154 Draw3dUpDownState(hdc, rc.left, rc.top,
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155 cx, cx,
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156 pData->status & SBS_UPARROW);
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157 /* down */
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158 Draw3dUpDownState(hdc, rc.left,rc.bottom-cx,
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159 cx, cx,
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160 pData->status & SBS_DOWNARROW);
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161 /* jmt: draw arrows */
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162 SelectObject(hdc,GetStockObject(BLACK_BRUSH));
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163 /* up */
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164 p3[0].x= rc.left + (cx/2) - 1;
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165 p3[0].y= rc.top + 2 + shrink;
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166 p3[1].x= rc.left + 2 + shrink - 1;
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167 p3[1].y= rc.top + (cx-4) - shrink;
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168 p3[2].x= rc.left + (cx-4) - shrink;
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169 p3[2].y= rc.top + (cx-4) - shrink;
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170 Polygon(hdc,p3,3);
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171 /* down */
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172 p3[0].x= rc.left + (cx/2) - 1;
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173 p3[0].y= rc.bottom - 4 - shrink;
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174 p3[1].x= rc.left + 2 + shrink - 1;
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175 p3[1].y= rc.bottom-cx + 2 + shrink;
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176 p3[2].x= rc.left + (cx-4) - shrink;
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177 p3[2].y= rc.bottom-cx + 2 + shrink;
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178 Polygon(hdc,p3,3);
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179
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180 /* draw moving bar */
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181
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182 wndGetVScrollBarRect (hwnd, &rcVBar);
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183 rcVBar.left -- ;
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184 /*rcVBar.right -- ;*/
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185
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186 start = rcVBar.top + cx + pData->barStart;
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187
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188 if (start + pData->barLen > rcVBar.bottom)
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189 start = rcVBar.bottom - pData->barLen;
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190
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191 if (pData->barLen == 0)
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192 pData->barLen=rc.bottom-rc.top-(cx*2);
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193
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194 /* bkgnd */
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195 rc2.left=rc.left; rc2.right=rc.right/*-1*/;
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196 rc2.top=rc.top+cx;
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197 rc2.bottom=start;
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198 if (rc2.bottom>rc2.top)
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199 FillRect(hdc, &rc2, (HBRUSH)GetStockObject(DKGRAY_BRUSH));
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200
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201 rc2.top=start+pData->barLen;
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202 rc2.bottom=rc.bottom-cx;
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203 if (rc2.bottom>rc2.top)
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204 FillRect(hdc, &rc2, (HBRUSH)GetStockObject(DKGRAY_BRUSH));
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205
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206 Draw3dUpFrame (hdc, rcVBar.left, start, rcVBar.right,
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207 start + pData->barLen);
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208 /*printf("barv:(l,t,r,b):(%d,%d,%d,%d)\n",
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209 rcVBar.left, start, rcVBar.right,
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210 start + pData->barLen);*/
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211
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212 }
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213 if (horzbar) {
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214 #if 1
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215 /* bkgnd */
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216 rc2.top=rc.top; rc2.bottom=rc2.top+ cy;
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217 rc2.left=rc.left;
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218 rc2.right=rc2.left+ cy;
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219 FillRect(hdc, &rc2, (HBRUSH)(COLOR_BTNFACE+1));
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220 rc2.left=rc.right- cy;
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221 rc2.right=rc2.left+ cy;
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222 FillRect(hdc, &rc2, (HBRUSH)(COLOR_BTNFACE+1));
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223 #endif
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224 /* left */
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225 Draw3dUpDownState(hdc, rc.left, rc.top,
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226 cy, cy,
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227 pData->status & SBS_LEFTARROW);
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228 /* right */
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229 Draw3dUpDownState(hdc, rc.right-cy, rc.top,
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230 cy, cy,
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231 pData->status & SBS_RIGHTARROW);
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232 /* jmt: draw arrows */
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233 SelectObject(hdc,GetStockObject(BLACK_BRUSH));
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234 /* left */
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235 p3[0].x= rc.left + 2 + shrink;
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236 p3[0].y= rc.top + (cy/2) ;
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237 p3[1].x= rc.left + (cy-4) - shrink ;
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238 p3[1].y= rc.top + 2 + shrink;
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239 p3[2].x= rc.left + (cy-4) - shrink;
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240 p3[2].y= rc.bottom - 4 - shrink + 1;
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241 Polygon(hdc,p3,3);
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diff changeset
242 /* right */
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diff changeset
243 p3[0].x= rc.right - 4 - shrink;
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244 p3[0].y= rc.top + (cy/2) ;
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245 p3[1].x= rc.right-cy + 2 + shrink ;
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246 p3[1].y= rc.top + 2 + shrink;
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247 p3[2].x= rc.right-cy + 2 + shrink;
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248 p3[2].y= rc.bottom - 4 - shrink + 1;
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249 Polygon(hdc,p3,3);
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250
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251 /* draw moving bar. */
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252
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253 wndGetHScrollBarRect (hwnd, &rcHBar);
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254 rcHBar.top -- ;
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diff changeset
255 /*rcHBar.bottom -- ;*/
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256
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257 start = rcHBar.left + cy + pData->barStart;
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258
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259 if (start + pData->barLen > rcHBar.right)
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260 start = rcHBar.right - pData->barLen;
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261
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262 if (pData->barLen == 0)
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263 pData->barLen=rc.right-rc.left-(cy*2);
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264
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265 /* bkgnd */
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266 rc2.top=rc.top; rc2.bottom=rc.bottom/*-1*/;
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267 rc2.left=rc.left+cy;
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268 rc2.right=start;
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269 if (rc2.right>rc2.left)
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270 FillRect(hdc, &rc2, (HBRUSH)GetStockObject(DKGRAY_BRUSH));
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271
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272 rc2.left=start+pData->barLen;
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273 rc2.right=rc.right-cy;
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274 if (rc2.right>rc2.left)
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275 FillRect(hdc, &rc2, (HBRUSH)GetStockObject(DKGRAY_BRUSH));
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276
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277 Draw3dUpFrame (hdc, start, rcHBar.top, start + pData->barLen,
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diff changeset
278 rcHBar.bottom);
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279 /*printf("barh:(l,t,r,b):(%d,%d,%d,%d)\n",
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280 start, rcHBar.top, start + pData->barLen,
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diff changeset
281 rcHBar.bottom);*/
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282 }
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diff changeset
283
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diff changeset
284 if (fGotDC)
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diff changeset
285 ReleaseDC(hwnd, hdc);
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diff changeset
286 }
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diff changeset
287
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288 /* handle a non-client message for a scrollbar*/
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diff changeset
289 void
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290 MwHandleMessageScrollbar(HWND hwnd, WPARAM hitcode, LPARAM lParam, UINT msg, DWORD style)
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291 {
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292 int pos = SBS_UNKNOWN;
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293 BOOL vertbar = (style==SBS_VERT);
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diff changeset
294 BOOL horzbar = (style==SBS_HORZ);
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diff changeset
295 int * pStat;
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296 POINT pt;
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297 RECT rc;
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298
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299 static BOOL bDraw;
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300
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301 static int downPos = SBS_UNKNOWN;
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302 static int sbCode;
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303 int newThumbPos;
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304
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305 int itemMoveable,itemCount,itemVisible,moveRange; /* jmt:2k0819 */
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306 int moveTop,moveBottom,moveLeft,moveRight; /* jmt:2k0819 */
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307
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diff changeset
308 int cx,cy;
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309 MWSCROLLBARINFO* pData;
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310
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311 pData = (MWSCROLLBARINFO *)hwnd->userdata;
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312 rc = hwnd->winrect;
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313 cx=rc.right-rc.left;
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314 cy=rc.bottom-rc.top;
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315
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316 POINTSTOPOINT(pt, lParam);
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317 for (;;) { /* use for() to allow break statement*/
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318 if (vertbar)
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319 {
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320 pStat = &pData->status;
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321 rc = hwnd->winrect;
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322 rc.bottom = rc.top + cx;
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323 if (PtInRect(&rc, pt))
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324 {
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325 pos = SBS_UPARROW;
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326 break;
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327 }
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328 rc.bottom = hwnd->winrect.bottom;
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329 rc.top = rc.bottom - cx;
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330 if (PtInRect(&rc, pt))
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331 {
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332 pos = SBS_DOWNARROW;
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333 break;
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334 }
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335 pos = SBS_VERTTHUMB;
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336 } else if (horzbar)
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337 {
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338 pStat = &pData->status;
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339 rc = hwnd->winrect;
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340 rc.right = rc.left + cy;
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341 if (PtInRect(&rc, pt)) {
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342 pos = SBS_LEFTARROW;
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343 break;
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344 }
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345 rc.right = hwnd->winrect.right;
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346 rc.left = rc.right - cy;
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347 if (PtInRect(&rc, pt)) {
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348 pos = SBS_RIGHTARROW;
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349 break;
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350 }
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351 pos = SBS_HORZTHUMB;
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352 } else
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353 return;
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354 break;
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355 }
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356
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357 if (pos == SBS_UNKNOWN)
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358 return;
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359
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360 *pStat &= ~SBS_MASK; /* remove stray mouse states*/
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361
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362 if (msg == WM_NCLBUTTONDOWN || msg == WM_NCLBUTTONDBLCLK)
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363 *pStat |= pos;
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364 else *pStat &= ~pos;
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365
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366 if (msg == WM_NCLBUTTONDOWN || msg == WM_NCLBUTTONDBLCLK)
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367 bDraw=TRUE;
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368
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369 if (bDraw)
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370 MwPaintScrollbars(hwnd, NULL,style);
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371
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372 if (pos == SBS_UPARROW || pos == SBS_LEFTARROW) /* jmt:2k0820 */
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373 {
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374 if (pData->curPos != pData->minPos)
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375 sbCode = SB_LINEUP;
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376 }
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377 else if (pos == SBS_DOWNARROW || pos == SBS_RIGHTARROW) /* jmt:2k0820 */
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378 {
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379 if (pData->curPos != pData->maxPos)
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diff changeset
380 sbCode = SB_LINEDOWN;
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381 }
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382 else if (pos == SBS_VERTTHUMB || pos == SBS_HORZTHUMB)
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diff changeset
383 {
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diff changeset
384 sbCode = SB_THUMBTRACK;
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385 }
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diff changeset
386
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diff changeset
387 switch(msg)
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388 {
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389 case WM_NCLBUTTONDOWN:
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diff changeset
390 case WM_NCLBUTTONDBLCLK:
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diff changeset
391 downPos = pos;
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392 break;
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diff changeset
393
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diff changeset
394 case WM_NCMOUSEMOVE:
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diff changeset
395 if (vertbar)
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diff changeset
396 {
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diff changeset
397 if (sbCode == SB_THUMBTRACK && downPos == SBS_VERTTHUMB)
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diff changeset
398 {
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jlarmour
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399 /* jmt(2k0819): new algorithm for SB_THUMBTRACK */
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diff changeset
400
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diff changeset
401 rc = hwnd->winrect;
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diff changeset
402 moveTop = rc.top + cx;
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diff changeset
403 moveBottom = hwnd->winrect.bottom - cx;
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diff changeset
404 moveRange = moveBottom - moveTop;
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diff changeset
405
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diff changeset
406 itemCount = pData->maxPos - pData->minPos + 1;
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diff changeset
407 itemVisible = pData->pageStep;
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diff changeset
408 itemMoveable = itemCount - itemVisible + 1;
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diff changeset
409
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diff changeset
410 newThumbPos = ((pt.y - moveTop) * itemMoveable) / moveRange;
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parents:
diff changeset
411 printf("((%d-%d)*%d)/%d=%d\n",
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diff changeset
412 pt.y,moveTop,itemMoveable,moveRange,newThumbPos);
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jlarmour
parents:
diff changeset
413
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diff changeset
414 if ( newThumbPos >= pData->minPos &&
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diff changeset
415 newThumbPos <= pData->maxPos)
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diff changeset
416 {
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diff changeset
417 SendMessage (hwnd,
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diff changeset
418 WM_VSCROLL, SB_THUMBTRACK, newThumbPos);
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parents:
diff changeset
419
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parents:
diff changeset
420 SendMessage (GetParent(hwnd),
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jlarmour
parents:
diff changeset
421 WM_VSCROLL, SB_THUMBTRACK, newThumbPos);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
422 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
423 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
424 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
425 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
426 if (horzbar)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
427 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
428 if (sbCode == SB_THUMBTRACK && downPos == SBS_HORZTHUMB)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
429 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
430 /* jmt(2k0819): new algorithm for SB_THUMBTRACK */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
431
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
432 rc = hwnd->winrect;
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jlarmour
parents:
diff changeset
433 moveLeft = rc.left + cy;
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jlarmour
parents:
diff changeset
434 moveRight = hwnd->winrect.right - cy;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
435 moveRange = moveRight - moveLeft;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
436
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jlarmour
parents:
diff changeset
437 itemCount = pData->maxPos - pData->minPos + 1;
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jlarmour
parents:
diff changeset
438 itemVisible = pData->pageStep;
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jlarmour
parents:
diff changeset
439 itemMoveable = itemCount - itemVisible + 1;
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jlarmour
parents:
diff changeset
440
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jlarmour
parents:
diff changeset
441 newThumbPos = ((pt.x - moveLeft) * itemMoveable) / moveRange;
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jlarmour
parents:
diff changeset
442 printf("((%d-%d)*%d)/%d=%d\n",
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jlarmour
parents:
diff changeset
443 pt.y,moveLeft,itemMoveable,moveRange,newThumbPos);
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jlarmour
parents:
diff changeset
444
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jlarmour
parents:
diff changeset
445 if ( newThumbPos >= pData->minPos &&
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
446 newThumbPos <= pData->maxPos)
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jlarmour
parents:
diff changeset
447 {
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jlarmour
parents:
diff changeset
448 SendMessage (hwnd,
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jlarmour
parents:
diff changeset
449 WM_HSCROLL, SB_THUMBTRACK, newThumbPos);
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jlarmour
parents:
diff changeset
450
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jlarmour
parents:
diff changeset
451 SendMessage (GetParent(hwnd),
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jlarmour
parents:
diff changeset
452 WM_HSCROLL, SB_THUMBTRACK, newThumbPos);
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jlarmour
parents:
diff changeset
453 }
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jlarmour
parents:
diff changeset
454 break;
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jlarmour
parents:
diff changeset
455 }
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jlarmour
parents:
diff changeset
456 }
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jlarmour
parents:
diff changeset
457 break;
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jlarmour
parents:
diff changeset
458
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jlarmour
parents:
diff changeset
459 case WM_NCLBUTTONUP:
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jlarmour
parents:
diff changeset
460 bDraw=FALSE;
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jlarmour
parents:
diff changeset
461 downPos = SBS_UNKNOWN;
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jlarmour
parents:
diff changeset
462
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jlarmour
parents:
diff changeset
463 if (sbCode==SB_THUMBTRACK)
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jlarmour
parents:
diff changeset
464 {
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jlarmour
parents:
diff changeset
465 if (vertbar)
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jlarmour
parents:
diff changeset
466 {
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jlarmour
parents:
diff changeset
467 /* jmt(2k0819): new algorithm for SB_THUMBTRACK */
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jlarmour
parents:
diff changeset
468
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jlarmour
parents:
diff changeset
469 rc = hwnd->winrect;
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jlarmour
parents:
diff changeset
470 moveTop = rc.top + cx;
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jlarmour
parents:
diff changeset
471 moveBottom = hwnd->winrect.bottom - cx;
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jlarmour
parents:
diff changeset
472 moveRange = moveBottom - moveTop;
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jlarmour
parents:
diff changeset
473
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jlarmour
parents:
diff changeset
474 itemCount = pData->maxPos - pData->minPos + 1;
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jlarmour
parents:
diff changeset
475 itemVisible = pData->pageStep;
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jlarmour
parents:
diff changeset
476 itemMoveable = itemCount - itemVisible + 1;
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jlarmour
parents:
diff changeset
477
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jlarmour
parents:
diff changeset
478 newThumbPos = ((pt.y - moveTop) * itemMoveable) / moveRange;
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jlarmour
parents:
diff changeset
479 printf("((%d-%d)*%d)/%d=%d\n",
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jlarmour
parents:
diff changeset
480 pt.y,moveTop,itemMoveable,moveRange,newThumbPos);
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jlarmour
parents:
diff changeset
481
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
482 if ( newThumbPos >= pData->minPos &&
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
483 newThumbPos <= pData->maxPos)
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jlarmour
parents:
diff changeset
484 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
485 SendMessage (hwnd,
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jlarmour
parents:
diff changeset
486 WM_VSCROLL, SB_THUMBTRACK, newThumbPos);
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jlarmour
parents:
diff changeset
487
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
488 SendMessage (GetParent(hwnd),
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
489 WM_VSCROLL, SB_THUMBTRACK, newThumbPos);
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jlarmour
parents:
diff changeset
490 }
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jlarmour
parents:
diff changeset
491 break; /* case */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
492 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
493 if (horzbar)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
494 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
495 /* jmt(2k0819): new algorithm for SB_THUMBTRACK */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
496
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jlarmour
parents:
diff changeset
497 rc = hwnd->winrect;
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jlarmour
parents:
diff changeset
498 moveLeft = rc.left + cy;
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jlarmour
parents:
diff changeset
499 moveRight = hwnd->winrect.right - cy;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
500 moveRange = moveRight - moveLeft;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
501
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
502 itemCount = pData->maxPos - pData->minPos + 1;
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jlarmour
parents:
diff changeset
503 itemVisible = pData->pageStep;
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jlarmour
parents:
diff changeset
504 itemMoveable = itemCount - itemVisible + 1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
505
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
506 newThumbPos = ((pt.x - moveLeft) * itemMoveable) / moveRange;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
507 printf("((%d-%d)*%d)/%d=%d\n",
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
508 pt.y,moveLeft,itemMoveable,moveRange,newThumbPos);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
509
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
510 if ( newThumbPos >= pData->minPos &&
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
511 newThumbPos <= pData->maxPos)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
512 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
513 SendMessage (hwnd,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
514 WM_HSCROLL, SB_THUMBTRACK, newThumbPos);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
515
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
516 SendMessage (GetParent(hwnd),
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
517 WM_HSCROLL, SB_THUMBTRACK, newThumbPos);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
518 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
519 break; /* case */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
520 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
521 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
522 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
523 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
524 if (vertbar)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
525 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
526 SendMessage (hwnd, WM_VSCROLL, sbCode, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
527 SendMessage (GetParent(hwnd), WM_VSCROLL, sbCode, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
528 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
529 if (horzbar)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
530 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
531 SendMessage (hwnd, WM_HSCROLL, sbCode, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
532 SendMessage (GetParent(hwnd), WM_HSCROLL, sbCode, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
533 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
534 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
535 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
536 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
537 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
538
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
539
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
540 static BOOL
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
541 PtInRect2(const RECT *lprc, int x, int y)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
542 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
543 POINT p;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
544
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
545 p.x = x;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
546 p.y = y;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
547 return PtInRect(lprc, p);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
548 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
549
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
550 static void
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
551 wndScrollBarPos (HWND hwnd, BOOL bIsHBar, RECT* rcBar) /* jmt: 2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
552 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
553 UINT moveRange;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
554 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
555 int cx,cy;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
556 RECT rc;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
557
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
558 rc = hwnd->winrect;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
559 cx=rc.right-rc.left;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
560 cy=rc.bottom-rc.top;
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jlarmour
parents:
diff changeset
561 pSBar = (MWSCROLLBARINFO *)hwnd->userdata;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
562
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
563 if (pSBar->minPos == pSBar->maxPos) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
564 pSBar->status |= SBS_HIDE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
565 return;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
566 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
567
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
568 if (bIsHBar)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
569 moveRange = (rcBar->right - rcBar->left) - (cy << 1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
570 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
571 moveRange = (rcBar->bottom - rcBar->top) - (cx << 1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
572
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
573
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
574 if (pSBar->pageStep == 0)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
575 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
576 pSBar->barLen = MWM_DEFBARLEN;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
577
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
578 if (pSBar->barLen > moveRange)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
579 pSBar->barLen = MWM_MINBARLEN;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
580 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
581 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
582 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
583 pSBar->barLen = moveRange * pSBar->pageStep /
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
584 (pSBar->maxPos - pSBar->minPos + 1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
585 if (pSBar->barLen < MWM_MINBARLEN)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
586 pSBar->barLen = MWM_MINBARLEN;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
587 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
588
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
589 pSBar->barStart = moveRange * (pSBar->curPos - pSBar->minPos) /
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
590 (pSBar->maxPos - pSBar->minPos + 1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
591
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
592
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
593 if (pSBar->barStart + pSBar->barLen > moveRange)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
594 pSBar->barStart = moveRange - pSBar->barLen;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
595
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
596
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
597 if (pSBar->barStart < 0)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
598 pSBar->barStart = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
599 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
600
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
601 static PMWSCROLLBARINFO wndGetScrollBar (HWND pWin) /* jmt: 2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
602 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
603 MWSCROLLBARINFO* pData;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
604
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
605 pData = (MWSCROLLBARINFO *)pWin->userdata;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
606
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
607 if (!strcmp(pWin->pClass->lpszClassName,"SCROLLBAR"))
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
608 return pData;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
609 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
610 return NULL;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
611 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
612
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
613 BOOL EnableScrollBarEx (HWND hWnd, int iSBar, BOOL bEnable) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
614 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
615 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
616 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
617 BOOL bPrevState;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
618 RECT rcBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
619
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
620 DWORD dwStyle; /* jmt:2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
621
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
622 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
623
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
624 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
625 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
626
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
627 bPrevState = !(pSBar->status & SBS_DISABLED);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
628
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
629 if (bEnable && !bPrevState)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
630 pSBar->status &= ~SBS_DISABLED;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
631 else if (!bEnable && bPrevState)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
632 pSBar->status |= SBS_DISABLED;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
633 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
634 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
635
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
636 dwStyle = (GetWindowStyle (hWnd) & SBS_TYPEMASK); /* jmt: 2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
637
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
638 if (dwStyle == SBS_VERT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
639 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
640 wndGetVScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
641 rcBar.left --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
642 rcBar.right --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
643 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
644 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
645 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
646 wndGetHScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
647 rcBar.top --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
648 rcBar.bottom --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
649 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
650 #if 0
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
651 SendMessage (hWnd, WM_NCPAINT, 0, (LPARAM)(&rcBar));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
652 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
653 MwPaintScrollbars(hWnd,NULL,dwStyle); /* a must */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
654 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
655
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
656 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
657 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
658
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
659 BOOL GetScrollPosEx (HWND hWnd, int iSBar, int* pPos) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
660 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
661 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
662 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
663
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
664 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
665
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
666 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
667 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
668
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
669 *pPos = pSBar->curPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
670 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
671 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
672
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
673 BOOL GetScrollRangeEx (HWND hWnd, int iSBar, int* pMinPos, int* pMaxPos) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
674 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
675 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
676 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
677
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
678 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
679
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
680 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
681 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
682
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
683 *pMinPos = pSBar->minPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
684 *pMaxPos = pSBar->maxPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
685 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
686 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
687
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
688 BOOL SetScrollPosEx (HWND hWnd, int iSBar, int iNewPos) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
689 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
690 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
691 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
692 RECT rcBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
693
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
694 DWORD dwStyle; /* jmt:2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
695
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
696 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
697
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
698 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
699 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
700
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
701 if (iNewPos < pSBar->minPos)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
702 pSBar->curPos = pSBar->minPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
703 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
704 pSBar->curPos = iNewPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
705
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
706 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
707 int max = pSBar->maxPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
708 max -= ((pSBar->pageStep - 1) > 0)?(pSBar->pageStep - 1):0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
709
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
710 if (pSBar->curPos > max)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
711 pSBar->curPos = max;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
712 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
713
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
714 dwStyle = (GetWindowStyle (hWnd) & SBS_TYPEMASK); /* jmt: 2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
715
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
716 if (dwStyle == SBS_VERT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
717 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
718 wndGetVScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
719 rcBar.left --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
720 rcBar.right --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
721 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
722 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
723 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
724 wndGetHScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
725 rcBar.top --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
726 rcBar.bottom --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
727 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
728
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
729 wndScrollBarPos (pWin, dwStyle == SBS_HORZ, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
730
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
731 #if 0
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
732 SendMessage (hWnd, WM_NCPAINT, 0, (LPARAM)(&rcBar));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
733 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
734 MwPaintScrollbars(hWnd,NULL,dwStyle); /* a must */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
735 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
736 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
737 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
738
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
739 BOOL SetScrollRangeEx (HWND hWnd, int iSBar, int iMinPos, int iMaxPos) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
740 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
741 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
742 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
743 RECT rcBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
744
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
745 DWORD dwStyle; /* jmt:2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
746
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
747 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
748
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
749 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
750 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
751
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
752 pSBar->minPos = (iMinPos < iMaxPos)?iMinPos:iMaxPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
753 pSBar->maxPos = (iMinPos > iMaxPos)?iMinPos:iMaxPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
754
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
755 /* validate parameters. */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
756 if (pSBar->curPos < pSBar->minPos)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
757 pSBar->curPos = pSBar->minPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
758
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
759 if (pSBar->pageStep <= 0)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
760 pSBar->pageStep = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
761 else if (pSBar->pageStep > (pSBar->maxPos - pSBar->minPos + 1))
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
762 pSBar->pageStep = pSBar->maxPos - pSBar->minPos + 1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
763
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
764 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
765 int max = pSBar->maxPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
766 max -= ((pSBar->pageStep - 1) > 0)?(pSBar->pageStep - 1):0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
767
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
768 if (pSBar->curPos > max)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
769 pSBar->curPos = max;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
770 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
771
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
772 dwStyle = (GetWindowStyle (hWnd) & SBS_TYPEMASK); /* jmt: 2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
773
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
774 if (dwStyle == SBS_VERT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
775 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
776 wndGetVScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
777 rcBar.left --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
778 rcBar.right --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
779 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
780 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
781 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
782 wndGetHScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
783 rcBar.top --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
784 rcBar.bottom --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
785 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
786 wndScrollBarPos (pWin, dwStyle == SBS_HORZ, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
787
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
788 #if 0
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
789 SendMessage (hWnd, WM_NCPAINT, 0, (LPARAM)(&rcBar));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
790 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
791 MwPaintScrollbars(hWnd,NULL,dwStyle); /* a must */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
792 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
793
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
794 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
795 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
796
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
797 BOOL SetScrollInfoEx (HWND hWnd, int iSBar,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
798 LPCSCROLLINFO lpsi, BOOL fRedraw) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
799 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
800 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
801 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
802 RECT rcBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
803
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
804 DWORD dwStyle; /* jmt:2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
805
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
806 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
807
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
808 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
809 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
810
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
811 if( lpsi->fMask & SIF_RANGE )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
812 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
813 pSBar->minPos = (lpsi->nMin < lpsi->nMax)?lpsi->nMin:lpsi->nMax;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
814 pSBar->maxPos = (lpsi->nMin < lpsi->nMax)?lpsi->nMax:lpsi->nMin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
815 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
816
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
817 if( lpsi->fMask & SIF_POS )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
818 pSBar->curPos = lpsi->nPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
819
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
820 if( lpsi->fMask & SIF_PAGE )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
821 pSBar->pageStep = lpsi->nPage;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
822
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
823 /* validate parameters. */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
824 if (pSBar->curPos < pSBar->minPos)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
825 pSBar->curPos = pSBar->minPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
826
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
827 if (pSBar->pageStep <= 0)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
828 pSBar->pageStep = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
829 else if (pSBar->pageStep > (pSBar->maxPos - pSBar->minPos + 1))
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
830 pSBar->pageStep = pSBar->maxPos - pSBar->minPos + 1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
831
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
832 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
833 int max = pSBar->maxPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
834 max -= ((pSBar->pageStep - 1) > 0)?(pSBar->pageStep - 1):0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
835
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
836 if (pSBar->curPos > max)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
837 pSBar->curPos = max;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
838 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
839
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
840 dwStyle = (GetWindowStyle (hWnd) & SBS_TYPEMASK); /* jmt: 2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
841
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
842 if(fRedraw)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
843 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
844 if (dwStyle == SBS_VERT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
845 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
846 wndGetVScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
847 rcBar.left --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
848 rcBar.right --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
849 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
850 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
851 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
852 wndGetHScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
853 rcBar.top --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
854 rcBar.bottom --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
855 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
856 wndScrollBarPos (pWin, dwStyle == SBS_HORZ, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
857
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
858 #if 0
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
859 SendMessage (hWnd, WM_NCPAINT, 0, (LPARAM)(&rcBar));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
860 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
861 MwPaintScrollbars(hWnd,NULL,dwStyle); /* a must */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
862 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
863 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
864
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
865 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
866 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
867
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
868 BOOL GetScrollInfoEx(HWND hWnd, int iSBar, LPSCROLLINFO lpsi) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
869 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
870 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
871 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
872
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
873 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
874
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
875 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
876 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
877
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
878 if( lpsi->fMask & SIF_RANGE )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
879 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
880 lpsi->nMin = pSBar->minPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
881 lpsi->nMax = pSBar->maxPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
882 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
883
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
884 if( lpsi->fMask & SIF_POS )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
885 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
886 lpsi->nPos = pSBar->curPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
887 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
888
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
889 if( lpsi->fMask & SIF_PAGE )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
890 lpsi->nPage = pSBar->pageStep;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
891
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
892 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
893 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
894
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
895 BOOL ShowScrollBarEx (HWND hWnd, int iSBar, BOOL bShow) /* jmt: iSBar not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
896 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
897 PMWSCROLLBARINFO pSBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
898 HWND pWin;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
899 BOOL bPrevState;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
900 RECT rcBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
901
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
902 DWORD dwStyle; /* jmt:2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
903
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
904 pWin = (HWND)hWnd;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
905
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
906 if ( !(pSBar = wndGetScrollBar (pWin)) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
907 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
908
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
909 bPrevState = !(pSBar->status & SBS_HIDE);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
910
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
911 if (bShow && !bPrevState)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
912 pSBar->status &= ~SBS_HIDE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
913 else if (!bShow && bPrevState)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
914 pSBar->status |= SBS_HIDE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
915 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
916 return FALSE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
917
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
918 #if 0 /* fix: no WM_CHANGESIZE */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
919 SendMessage (hWnd, WM_CHANGESIZE, 0, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
920 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
921
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
922 dwStyle = (GetWindowStyle (hWnd) & SBS_TYPEMASK); /* jmt: 2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
923
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
924 if (dwStyle == SBS_VERT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
925 wndGetVScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
926 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
927 wndGetHScrollBarRect (pWin, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
928
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
929 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
930 RECT rcWin, rcClient;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
931
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
932 memcpy (&rcWin, &pWin->winrect.left, sizeof (RECT));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
933
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
934 rcClient.left = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
935 rcClient.top = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
936 rcClient.right = pWin->clirect.right - pWin->clirect.left;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
937 rcClient.bottom = pWin->clirect.bottom - pWin->clirect.top;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
938 #if 0 /* fix: no WM_SIZECHANGED */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
939 SendMessage (hWnd, WM_SIZECHANGED,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
940 (WPARAM)&rcWin, (LPARAM)&rcClient);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
941 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
942 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
943
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
944 if (bShow) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
945 SendMessage (hWnd, WM_NCPAINT, 0, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
946 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
947 else {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
948 rcBar.left -= pWin->clirect.left;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
949 rcBar.top -= pWin->clirect.top;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
950 rcBar.right -= pWin->clirect.left;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
951 rcBar.bottom -= pWin->clirect.top;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
952 SendMessage (hWnd, WM_NCPAINT, 0, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
953 InvalidateRect (hWnd, &rcBar, TRUE);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
954 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
955
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
956 return TRUE;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
957 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
958
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
959 static void sbSetScrollInfo (HWND hwnd, PMWSCROLLBARINFO pData, BOOL fRedraw) /* jmt:2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
960 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
961 SCROLLINFO si;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
962
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
963 int itemCount,itemVisibles;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
964
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
965 itemCount = pData->maxPos - pData->minPos + 1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
966 itemVisibles = pData->pageStep;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
967
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
968 if (itemVisibles >= itemCount)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
969 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
970 SetScrollPosEx (hwnd, 0, 0); /* jmt: arg2 not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
971 EnableScrollBarEx (hwnd, 0, FALSE); /* jmt: arg2 not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
972 return;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
973 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
974
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
975 si.fMask = SIF_RANGE | SIF_PAGE | SIF_POS;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
976 si.nMax = itemCount - 1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
977 si.nMin = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
978
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
979 si.nPage = itemVisibles; /* jmt(2k0819): new algorithm for SB_THUMBTRACK */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
980
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
981 si.nPos = pData->curPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
982
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
983 SetScrollInfoEx (hwnd, 0, &si, fRedraw); /* jmt: arg2 not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
984 EnableScrollBarEx (hwnd, 0, TRUE); /* jmt: arg2 not used */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
985 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
986
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
987 static LRESULT CALLBACK
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
988 ScrollbarControlProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) /* jmt:2k0820 */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
989 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
990 DWORD dwStyle;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
991 MWSCROLLBARINFO* pData;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
992
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
993 int moveRange;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
994 RECT rcBar;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
995
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
996 dwStyle = (GetWindowStyle (hwnd) & SBS_TYPEMASK);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
997 switch (message)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
998 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
999 case WM_CREATE:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1000 if (!(pData = malloc (sizeof (MWSCROLLBARINFO))))
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1001 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1002 fprintf(stderr, "Create scroll bar control failure!\n");
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1003 return -1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1004 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1005
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1006 pData->minPos=0; /* min value of scroll range.*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1007 /* max value of scroll range.*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1008 pData->maxPos=0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1009 if (dwStyle==SBS_VERT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1010 moveRange=((hwnd->winrect.bottom-hwnd->winrect.top)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1011 -((hwnd->winrect.right-hwnd->winrect.left)<<1));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1012 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1013 moveRange=((hwnd->winrect.right-hwnd->winrect.left)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1014 -((hwnd->winrect.bottom-hwnd->winrect.top)<<1));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1015 if (moveRange > MWM_MINBARLEN)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1016 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1017
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1018
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1019 pData->maxPos=moveRange / MWM_MINBARLEN;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1020 if( (moveRange % MWM_MINBARLEN) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1021 pData->maxPos++;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1022 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1023 printf("maxPos=%d\n",pData->maxPos);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1024
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1025 pData->curPos=0; /* current scroll pos.*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1026
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1027 /* steps per page.*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1028 pData->pageStep=1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1029 if ( (pData->maxPos - 2) > 1)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1030 pData->pageStep = pData->maxPos - 2;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1031 printf("pageStep=%d\n",pData->pageStep);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1032
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1033 pData->barStart=0; /* start pixel of bar.*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1034 pData->barLen=MWM_MINBARLEN; /* length of bar.*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1035 pData->status=SBS_UNKNOWN; /* status of scroll bar.*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1036 #if 0 /* jmt: must handle WM_MOVE */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1037 pData->rc=hwnd->winrect; /* screen coordinates position*/
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1038 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1039 hwnd->userdata = (DWORD)pData;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1040
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1041 if (dwStyle == SBS_VERT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1042 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1043 wndGetVScrollBarRect (hwnd, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1044 rcBar.left --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1045 rcBar.right --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1046 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1047 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1048 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1049 wndGetHScrollBarRect (hwnd, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1050 rcBar.top --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1051 rcBar.bottom --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1052 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1053 /* adjust pData->barLen */
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1054 wndScrollBarPos (hwnd, dwStyle == SBS_HORZ, &rcBar);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1055
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1056 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1057
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1058 case WM_DESTROY:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1059 free ((void *)(hwnd->userdata));
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1060 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1061
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1062 case WM_PAINT:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1063 MwPaintScrollbars(hwnd,NULL,dwStyle);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1064 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1065
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1066 case WM_NCLBUTTONDOWN:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1067 case WM_NCLBUTTONDBLCLK:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1068 case WM_NCMOUSEMOVE:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1069 case WM_NCLBUTTONUP:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1070 MwHandleMessageScrollbar(hwnd, wParam, lParam, message, dwStyle);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1071 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1072
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1073 case WM_HSCROLL:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1074 case WM_VSCROLL:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1075 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1076 int newTop,itemCount,itemVisibles;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1077
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1078 pData = (MWSCROLLBARINFO *)hwnd->userdata;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1079 newTop = pData->curPos;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1080 itemCount = pData->maxPos - pData->minPos + 1;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1081 itemVisibles = pData->pageStep;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1082
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1083 switch(wParam)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1084 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1085 case SB_LINEDOWN:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1086 #define ITEM_BOTTOM(x) (x->curPos + itemVisibles - 1)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1087 if (ITEM_BOTTOM (pData) < (itemCount - 1 ))
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1088 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1089 newTop ++;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1090 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1091 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1092
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1093 case SB_LINEUP:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1094 if (pData->curPos > 0)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1095 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1096 newTop --;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1097 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1098 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1099
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1100 case SB_PAGEDOWN:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1101 if ((pData->curPos + (itemVisibles << 1)) <=
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1102 itemCount)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1103 newTop += itemVisibles;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1104 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1105 newTop = itemCount - itemVisibles;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1106
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1107 if (newTop < 0)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1108 return 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1109
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1110 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1111
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1112 case SB_PAGEUP:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1113 if (pData->curPos >= itemVisibles)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1114 newTop -= itemVisibles;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1115 else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1116 newTop = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1117
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1118 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1119
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1120 case SB_THUMBTRACK:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1121 newTop = (int)lParam;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1122 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1123 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1124
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1125 pData->curPos = newTop;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1126
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1127 SendMessage (hwnd, WM_PAINT, 0, 0);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1128
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1129 sbSetScrollInfo (hwnd, pData, TRUE);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1130
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1131 return 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1132 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1133 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1134
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1135 default:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1136 return DefWindowProc (hwnd, message, wParam, lParam);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1137 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1138 return 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1139 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents:
diff changeset
1140