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annotate host/tools/configtool/common/win32/thinsplitter.cpp @ 76:435cced73e2f ecos-v1_3_1-release

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eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
author jlarmour
date Tue, 28 Mar 2000 14:10:45 +0000
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1 //####COPYRIGHTBEGIN####
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2 //
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3 // ----------------------------------------------------------------------------
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4 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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5 //
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6 // This program is part of the eCos host tools.
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7 //
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8 // This program is free software; you can redistribute it and/or modify it
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9 // under the terms of the GNU General Public License as published by the Free
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10 // Software Foundation; either version 2 of the License, or (at your option)
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11 // any later version.
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12 //
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13 // This program is distributed in the hope that it will be useful, but WITHOUT
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14 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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16 // more details.
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17 //
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18 // You should have received a copy of the GNU General Public License along with
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19 // this program; if not, write to the Free Software Foundation, Inc.,
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20 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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21 //
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22 // ----------------------------------------------------------------------------
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23 //
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24 //####COPYRIGHTEND####
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25 //===========================================================================
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26 //#####DESCRIPTIONBEGIN####
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27 //
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28 // Author(s): sdf
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29 // Contact(s): sdf
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30 // Date: 1998/08/11
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31 // Version: 0.01
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32 // Purpose:
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33 // Description: Implementation of a CSplitterWndEx override for control/cell view split
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34 // Requires:
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35 // Provides:
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36 // See also:
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37 // Known bugs:
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38 // Usage:
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39 //
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40 //####DESCRIPTIONEND####
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41 //
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42 //===========================================================================
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43 #include "stdafx.h"
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44 #include "ThinSplitter.h"
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45 #include "ControlView.h"
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46 //#include "CellView.h"
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47
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48 BEGIN_MESSAGE_MAP(CThinSplitter, CSplitterWndEx)
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49 //{{AFX_MSG_MAP(CThinSplitter)
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50 ON_WM_SIZE()
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51 ON_WM_VSCROLL()
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52 ON_WM_MOUSEWHEEL()
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53 //}}AFX_MSG_MAP
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54 END_MESSAGE_MAP()
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55
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56 //IMPLEMENT_DYNCREATE(CThinSplitter, CSplitterWndEx)
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57
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58 CThinSplitter::CThinSplitter():
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59 m_fColumnRatio(0.75),
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60 CSplitterWndEx()
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61 {
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62 m_GrayPen.CreatePen(PS_SOLID,1,RGB(192,192,192));
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63 }
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64
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65 CThinSplitter::~CThinSplitter()
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66 {
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67 }
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68
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69 void CThinSplitter::OnDrawSplitter( CDC* pDC, ESplitType nType, const CRect& rect )
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70 {
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71 m_cxSplitterGap=1;
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72 switch(nType){
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73 case splitBar:
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74 //TRACE("paint bar pDC=%08x\n",pDC);
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75 if(pDC){
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76 int cx=rect.left;
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77 CPen *pOldPen=pDC->SelectObject(&m_GrayPen);
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78 //static CPen redpen(PS_SOLID,1,RGB(255,0,0));
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79 //pDC->FillSolidRect(rect,RGB(192,192,192));
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80 //CPen *pOldPen=pDC->SelectObject(&redpen);
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81
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82 pDC->MoveTo(cx,rect.top+m_cyBorder);
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83 pDC->LineTo(cx,rect.bottom-m_cyBorder);
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84 pDC->MoveTo(cx+1,rect.top+m_cyBorder);
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85 pDC->LineTo(cx+1,rect.bottom-m_cyBorder);
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86 pDC->SelectObject(pOldPen);
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87
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88 return;
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89 }
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90 break;
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91 case splitBorder:
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92 //if(pDC)
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93 {
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94 CRect rcClient;
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95 GetClientRect(rcClient);
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96 CSplitterWndEx::OnDrawSplitter( pDC,splitBorder,rcClient);
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97 return;
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98 }
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99 default:
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100 break;
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101 }
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102
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103 CSplitterWndEx::OnDrawSplitter( pDC, nType,rect );
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104 }
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105
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106 void CThinSplitter::DeleteColumn(int colDelete)
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107 {
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108 // Do nothing - we don't allow deletion of columns
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109 UNUSED_ALWAYS(colDelete);
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110 }
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111
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112 int CThinSplitter::HitTest(CPoint pt) const
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113 {
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114 enum HitTestValue
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115 {
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116 hSplitterBar1 = 201,
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117 };
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118 int rc=CSplitterWndEx::HitTest(pt);
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119 if(rc==0){
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120 // Be more lenient about finding the splitter bar
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121 CRect rect;
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122 GetClientRect(rect);
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123 rect.left = m_pColInfo[0].nCurSize-3;
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124 rect.right = m_pColInfo[0].nCurSize + m_cxSplitterGap + 3;
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125 if (rect.PtInRect(pt))
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126 {
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127 rc=hSplitterBar1;
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128 }
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129 }
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130 return rc;
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131 }
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132
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133 void CThinSplitter::OnSize( UINT nType, int cx, int cy )
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134 {
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135 //if(m_nCols>1 && m_pColInfo){
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136 // SetColumnInfo(0,int(m_fColumnRatio * cx + 0.5),0);
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137 //}
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138 CSplitterWndEx::OnSize( nType, cx, cy );
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139 }
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140
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141 // Two reasons for this: 1-the annoying debug warning the MFC version emits and
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142 // 2- an apparent bug whereby the scrollbar gets frozen.
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143 void CThinSplitter::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
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144 {
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145 for (int col = 0; col < m_nCols; col++)
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146 {
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147 GetPane(0, col)->SendMessage(WM_VSCROLL,
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148 MAKELONG(nSBCode, nPos), (LPARAM)pScrollBar->m_hWnd);
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149 }
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150 }
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151
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152 BOOL CThinSplitter::SplitColumn(int cxBefore){
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153 CRect rcClient;
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154 GetClientRect(rcClient);
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155 m_pColInfo[0].nCurSize=m_pColInfo[0].nIdealSize;
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156 //m_pDynamicViewClass = RUNTIME_CLASS(CCellView);
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157 int rc=CSplitterWndEx::SplitColumn(cxBefore);
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158 double d0=double(m_pColInfo[0].nCurSize);
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159 double d1=double(m_pColInfo[1].nCurSize);
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160 m_fColumnRatio=d0/(d0+d1);
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161 return rc;
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162 }
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163
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164 // We do this because the CSplitterWndEx implementation assumes both children are derived
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165 // from CScrollView - so here we just let the children handle the message themselves.
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166 BOOL CThinSplitter::OnMouseWheel(UINT nFlags, short zDelta, CPoint pt)
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167 {
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168 return TRUE;
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169 UNUSED_ALWAYS(nFlags);
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170 UNUSED_ALWAYS(zDelta);
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171 UNUSED_ALWAYS(pt);
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172 }
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173
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174 void CThinSplitter::RecalcLayout()
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175 {
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176 CSplitterWndEx::RecalcLayout();
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177 if (m_nCols==2 && m_pColInfo[0].nCurSize && m_pColInfo[1].nCurSize){
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178 CRect rect;
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179 GetClientRect(rect);
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180 m_fColumnRatio=double(m_pColInfo[0].nCurSize)/double(rect.Width());
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181 }
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182 }
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183
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184 BOOL CThinSplitter::CreateStatic( CWnd* pParentWnd, int nRows, int nCols, DWORD dwStyle, UINT nID)
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185 {
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186 bool rc=CSplitterWndEx::CreateStatic(pParentWnd, nRows, nCols, dwStyle, nID);
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187 m_nMaxRows=1;
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188 return rc;
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189 }
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190