Mercurial > ecos
annotate host/tools/configtool/standalone/win32/splash.cpp @ 76:435cced73e2f ecos-v1_3_1-release
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
| author | jlarmour |
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| date | Tue, 28 Mar 2000 14:10:45 +0000 |
| parents | |
| children | 74dbf4c3f2e1 |
| rev | line source |
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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 // CG: This file was added by the Splash Screen component. |
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26 // Splash.cpp : implementation file |
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27 // |
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28 // |
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29 //=========================================================================== |
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30 //=========================================================================== |
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31 //#####DESCRIPTIONBEGIN#### |
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32 // |
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33 // Author(s): sdf |
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34 // Contact(s): sdf |
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35 // Date: 1998/08/11 |
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36 // Version: 0.01 |
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37 // Purpose: |
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38 // Description: This is the implementation of the splash screen class. |
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39 // Requires: |
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40 // Provides: |
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41 // See also: |
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42 // Known bugs: |
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43 // Usage: |
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44 // |
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45 //####DESCRIPTIONEND#### |
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46 // |
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47 //=========================================================================== |
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48 |
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49 #include "stdafx.h" |
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50 #include "resource.h" |
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51 #include "Splash.h" |
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52 |
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53 #ifdef _DEBUG |
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54 #define new DEBUG_NEW |
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55 #undef THIS_FILE |
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56 static char BASED_CODE THIS_FILE[] = __FILE__; |
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57 #endif |
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58 |
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59 IMPLEMENT_DYNAMIC( CSplashWnd, CWnd ) |
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60 |
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61 |
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62 |
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63 ///////////////////////////////////////////////////////////////////////////// |
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64 // Splash Screen class |
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65 |
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66 BOOL CSplashWnd::c_bShowSplashWnd; |
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67 CSplashWnd* CSplashWnd::c_pSplashWnd; |
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68 CSplashWnd::CSplashWnd() |
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69 { |
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70 } |
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71 |
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72 CSplashWnd::~CSplashWnd() |
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73 { |
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74 // Clear the static window pointer. |
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75 ASSERT(c_pSplashWnd == this); |
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76 c_pSplashWnd = NULL; |
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77 } |
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78 |
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79 BEGIN_MESSAGE_MAP(CSplashWnd, CWnd) |
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80 //{{AFX_MSG_MAP(CSplashWnd) |
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81 ON_WM_CREATE() |
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82 ON_WM_PAINT() |
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83 ON_WM_TIMER() |
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84 //}}AFX_MSG_MAP |
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85 END_MESSAGE_MAP() |
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86 |
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87 void CSplashWnd::EnableSplashScreen(BOOL bEnable /*= TRUE*/) |
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88 { |
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89 if(c_pSplashWnd != NULL && !bEnable){ |
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90 c_pSplashWnd->HideSplashScreen(); |
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91 } |
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92 c_bShowSplashWnd = bEnable; |
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93 } |
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94 |
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95 void CSplashWnd::ShowSplashScreen(CWnd* pParentWnd /*= NULL*/) |
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96 { |
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97 if (!c_bShowSplashWnd || c_pSplashWnd != NULL) |
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98 return; |
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99 |
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100 // Allocate a new splash screen, and create the window. |
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101 c_pSplashWnd = new CSplashWnd; |
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102 if (!c_pSplashWnd->Create(pParentWnd)) |
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103 { |
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104 deleteZ(c_pSplashWnd); |
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105 } |
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106 else |
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107 c_pSplashWnd->UpdateWindow(); |
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108 } |
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109 |
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110 BOOL CSplashWnd::PreTranslateAppMessage(MSG* pMsg) |
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111 { |
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112 if (c_pSplashWnd == NULL) |
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113 return FALSE; |
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114 |
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115 // If we get a keyboard or mouse message, hide the splash screen. |
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116 if (pMsg->message == WM_KEYDOWN || |
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117 pMsg->message == WM_SYSKEYDOWN || |
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118 pMsg->message == WM_LBUTTONDOWN || |
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119 pMsg->message == WM_RBUTTONDOWN || |
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120 pMsg->message == WM_MBUTTONDOWN || |
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121 pMsg->message == WM_NCLBUTTONDOWN || |
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122 pMsg->message == WM_NCRBUTTONDOWN || |
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123 pMsg->message == WM_NCMBUTTONDOWN) |
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124 { |
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125 c_pSplashWnd->HideSplashScreen(); |
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126 return TRUE; // message handled here |
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127 } |
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128 |
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129 return FALSE; // message not handled |
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130 } |
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131 |
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132 BOOL CSplashWnd::Create(CWnd* pParentWnd /*= NULL*/) |
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133 { |
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134 UINT image = IDB_SPLASH; |
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135 if (!m_bitmap.LoadBitmap(image)) |
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136 return FALSE; |
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137 |
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138 BITMAP bm; |
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139 m_bitmap.GetBitmap(&bm); |
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140 |
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141 BOOL rc=CreateEx(0, |
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142 AfxRegisterWndClass(0, AfxGetApp()->LoadStandardCursor(IDC_ARROW)), |
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143 NULL, WS_POPUP | WS_VISIBLE, 0, 0, bm.bmWidth, bm.bmHeight, pParentWnd->GetSafeHwnd(), NULL); |
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144 m_hBitmap = LoadResourceBitmap(AfxGetInstanceHandle(),MAKEINTRESOURCE(image)); |
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145 m_pBitmap = CBitmap::FromHandle(m_hBitmap); |
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146 return rc; |
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147 } |
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148 |
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149 HBITMAP CSplashWnd::LoadResourceBitmap(HINSTANCE hInstance, LPCTSTR lpString) |
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150 |
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151 { |
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152 HGLOBAL hGlobal; |
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153 HBITMAP hBitmapFinal = NULL; |
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154 LPBITMAPINFOHEADER lpbi; |
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155 HDC hdc; |
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156 CDC* dc; |
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157 int iNumColors; |
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158 HRSRC hRsrc = FindResource(hInstance, lpString, RT_BITMAP); |
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159 |
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160 if (hRsrc) |
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161 { |
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162 hGlobal = LoadResource(hInstance, hRsrc); |
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163 lpbi = (LPBITMAPINFOHEADER)LockResource(hGlobal); |
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164 CreateDIBPalette ((LPBITMAPINFO)lpbi, &iNumColors); |
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165 |
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166 dc = GetDC(); |
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167 hdc = dc->GetSafeHdc(); |
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168 CPalette* oldpal = dc->SelectPalette(&Palette,FALSE); |
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169 dc->RealizePalette(); |
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170 hBitmapFinal = CreateDIBitmap(hdc, |
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171 (LPBITMAPINFOHEADER)lpbi, |
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172 (LONG)CBM_INIT, |
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173 (LPSTR)lpbi + lpbi->biSize + iNumColors * |
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174 sizeof(RGBQUAD), |
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175 (LPBITMAPINFO)lpbi, |
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176 DIB_RGB_COLORS ); |
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177 dc->SelectPalette(oldpal,FALSE); |
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178 dc->RealizePalette(); |
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179 |
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180 ReleaseDC( dc ); |
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181 UnlockResource(hGlobal); |
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182 FreeResource(hGlobal); |
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183 } |
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184 return (hBitmapFinal); |
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185 } |
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186 |
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187 void CSplashWnd::HideSplashScreen() |
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188 { |
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189 // Destroy the window, and update the mainframe. |
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190 DestroyWindow(); |
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191 CWnd *pWnd=AfxGetMainWnd(); |
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192 if(pWnd) |
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193 { |
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194 pWnd->UpdateWindow(); |
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195 } |
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196 } |
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197 |
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198 void CSplashWnd::PostNcDestroy() |
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199 { |
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200 // Free the C++ class. |
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201 delete this; |
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202 } |
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203 |
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204 int CSplashWnd::OnCreate(LPCREATESTRUCT lpCreateStruct) |
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205 { |
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206 if (CWnd::OnCreate(lpCreateStruct) == -1) |
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207 return -1; |
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208 |
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209 // Center the window. |
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210 CenterWindow(); |
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211 |
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212 // Set a timer to destroy the splash screen. |
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213 SetTimer(1, 3000, NULL); |
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214 |
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215 return 0; |
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216 } |
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217 |
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218 void CSplashWnd::OnPaint() |
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219 { |
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220 CPaintDC dc(this); |
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221 |
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222 CDC dcImage; |
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223 if (!dcImage.CreateCompatibleDC(&dc)) |
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224 return; |
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225 |
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226 BITMAP bm; |
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227 m_bitmap.GetBitmap(&bm); |
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228 // Paint the image. |
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229 CBitmap* pOldBitmap = dcImage.SelectObject(&m_bitmap); |
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230 dc.BitBlt(0, 0, bm.bmWidth, bm.bmHeight, &dcImage, 0, 0, SRCCOPY); |
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231 dcImage.SelectObject(pOldBitmap); |
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232 |
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233 for(int i=0;i<bm.bmHeight;i++){ |
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234 COLORREF col=PALETTERGB(0,0,(255*i)/bm.bmHeight); |
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235 CRect rect(0,i,bm.bmWidth,i+2); |
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236 dcImage.FillSolidRect(&rect, col); |
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237 } |
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238 dc.BitBlt(0, 0, bm.bmWidth, bm.bmHeight, &dcImage, 0, 0, MERGEPAINT); |
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239 |
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240 } |
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241 |
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242 void CSplashWnd::OnTimer(UINT nIDEvent) |
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243 { |
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244 // Destroy the splash screen window. |
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245 HideSplashScreen(); |
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246 UNUSED_ALWAYS(nIDEvent); |
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247 } |
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248 |
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249 void CSplashWnd::CreateDIBPalette (LPBITMAPINFO lpbmi, LPINT lpiNumColors) |
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250 { |
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251 LPBITMAPINFOHEADER lpbi; |
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252 LPLOGPALETTE lpPal; |
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253 HANDLE hLogPal; |
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254 int i; |
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255 |
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256 lpbi = (LPBITMAPINFOHEADER)lpbmi; |
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257 if (lpbi->biBitCount <= 8) |
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258 *lpiNumColors = (1 << lpbi->biBitCount); |
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259 else |
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260 *lpiNumColors = 0; // No palette needed for 24 BPP DIB |
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261 |
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262 if (*lpiNumColors) |
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263 { |
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264 hLogPal = GlobalAlloc (GHND, sizeof (LOGPALETTE) + |
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265 sizeof (PALETTEENTRY) * (*lpiNumColors)); |
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266 lpPal = (LPLOGPALETTE) GlobalLock (hLogPal); |
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267 lpPal->palVersion = 0x300; |
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268 lpPal->palNumEntries = (unsigned short)*lpiNumColors; |
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269 |
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270 for (i = 0; i < *lpiNumColors; i++) |
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271 { |
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272 lpPal->palPalEntry[i].peRed = lpbmi->bmiColors[i].rgbRed; |
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273 lpPal->palPalEntry[i].peGreen = lpbmi->bmiColors[i].rgbGreen; |
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274 lpPal->palPalEntry[i].peBlue = lpbmi->bmiColors[i].rgbBlue; |
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275 lpPal->palPalEntry[i].peFlags = 0; |
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276 } |
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277 Palette.CreatePalette(lpPal); |
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278 GlobalUnlock (hLogPal); |
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279 GlobalFree (hLogPal); |
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280 } |
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281 return ; |
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282 } |
