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MainWnd.cpp
Package: VfwExample.zip　[view]
Upload User: qianbin
Upload Date: 2009-10-23
Package Size: 617k
Code Size: 4k
Category:

Video Capture

Development Platform:

Visual C++

MainWnd.cpp：Code Content
  1. // MainWnd.cpp : implementation file
  2. //
  4. #include "stdafx.h"
  5. #include "VfwExample.h"
  6. #include "MainWnd.h"
  7. #include "TipsWareVideoCapture.h"
  9. #ifdef _DEBUG
  10. #define new DEBUG_NEW
  11. #undef THIS_FILE
  12. static char THIS_FILE[] = __FILE__;
  13. #endif
  15. TipsWareVideoCapture *gp_capture_engine;
  17. /////////////////////////////////////////////////////////////////////////////
  18. // MainWnd
  20. MainWnd::MainWnd() : StandardWnd()
  21. {
  22. m_caption_main = "VFW_Ex.";
  24. m_accelerators_key = ::LoadAccelerators(AfxGetInstanceHandle(), MAKEINTRESOURCE(IDR_MAINFRAME));
  25. m_tray_tip = "[VfwExample] 涝聪促";
  26. }
  28. MainWnd::~MainWnd()
  29. {
  30. }
  32. void MainWnd::TrayStateSetup(int parm_command, const char *parm_tip_string)
  33. {
  34. NOTIFYICONDATA taskbar_notify_data;
  36. strcpy(taskbar_notify_data.szTip, parm_tip_string);
  38. switch(parm_command){
  39. case NIM_ADD :
  40. taskbar_notify_data.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP;
  41. break;
  42. case NIM_DELETE :
  43. taskbar_notify_data.uFlags = 0;
  44. break;
  45. case NIM_MODIFY :
  46. taskbar_notify_data.uFlags = NIF_TIP | NIF_ICON;
  47. break;
  48. }
  50. taskbar_notify_data.uID = (UINT)IDR_MAINFRAME;
  51. taskbar_notify_data.cbSize = sizeof(NOTIFYICONDATA);
  52. taskbar_notify_data.hWnd = this->m_hWnd;
  53. taskbar_notify_data.uCallbackMessage = LM_TRAY_TIP_MESSAGE;
  54. taskbar_notify_data.hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
  56. Shell_NotifyIcon(parm_command, &taskbar_notify_data);
  57. }
  59. BEGIN_MESSAGE_MAP(MainWnd, StandardWnd)
  60. //{{AFX_MSG_MAP(MainWnd)
  61. ON_WM_PAINT()
  62. ON_WM_CREATE()
  63. ON_WM_DESTROY()
  64. ON_WM_SYSCOMMAND()
  65. //}}AFX_MSG_MAP
  66. ON_MESSAGE(LM_TRAY_TIP_MESSAGE, OnTrayMessage)
  67. END_MESSAGE_MAP()
  69. /////////////////////////////////////////////////////////////////////////////
  70. // MainWnd message handlers
  72. void MainWnd::OnPaint() 
  73. {
  74. // CPaintDC dc(this);
  75. StandardWnd::OnPaint();
  76. }
  78. int MainWnd::OnCreate(LPCREATESTRUCT lpCreateStruct) 
  79. {
  80. if(StandardWnd::OnCreate(lpCreateStruct) == -1) return -1;
  82. SetWindowSystemMenu(1, 0, 1);
  84. ::SetCursor(::LoadCursor(NULL, IDC_ARROW));
  85. TrayStateSetup(NIM_ADD, (const char *)m_tray_tip);
  87. // VFW甫 积己茄促.
  88. gp_capture_engine = new TipsWareVideoCapture(this);
  89. gp_capture_engine->SetWindowSize(5, 36);
  91. if(gp_capture_engine->InitialVideoCapture(this)){
  92. gp_capture_engine->SetVideoSize(176, 144);
  93. if((gp_capture_engine->GetImageX() != 176) || (gp_capture_engine->GetImageY() != 144)){
  94. MessageBox("厚叼坷 康惑 农扁甫 176*144 农扁肺 嘎苗林技夸!!", "康惑 器镐 促矫瘤沥", MB_ICONASTERISK | MB_ICONINFORMATION);
  95. gp_capture_engine->SetVideoFormat();
  96. }
  97. return 0;
  98. } else {
  99. delete gp_capture_engine;
  100. gp_capture_engine = NULL;
  102. return -1;
  103. }
  105. return 0;
  106. }
  108. void MainWnd::OnDestroy() 
  109. {
  110. if(gp_capture_engine != NULL){
  111. gp_capture_engine->DisconnectCaptureDriver();
  112. delete gp_capture_engine;
  113. gp_capture_engine = NULL;
  114. }
  116. TrayStateSetup(NIM_DELETE, (const char *)m_tray_tip);
  117. StandardWnd::OnDestroy();
  118. }
  121. BOOL MainWnd::PreCreateWindow(CREATESTRUCT& cs) 
  122. {
  123. cs.lpszClass = "VfwExample";
  125. return StandardWnd::PreCreateWindow(cs);
  126. }
  128. BOOL MainWnd::PreTranslateMessage(MSG* pMsg) 
  129. {
  130. if(::TranslateAccelerator(this->m_hWnd, m_accelerators_key, pMsg)) return TRUE;
  132. return StandardWnd::PreTranslateMessage(pMsg);
  133. }
  135. LRESULT MainWnd::OnTrayMessage(WPARAM wParam,LPARAM lParam)
  136. {
  137. if(UINT(wParam)==IDR_MAINFRAME){
  138. if(lParam==WM_LBUTTONDOWN){
  139. OnTrayLeftButton();
  140. }
  141. }
  142. return 0;
  143. }
  145. void MainWnd::OnTrayLeftButton()
  146. {
  147. ShowWindow(SW_SHOWNORMAL);
  148. BringWindowToTop();
  149. SetForegroundWindow();
  150. }
  152. void MainWnd::OnSysCommand(UINT nID, LPARAM lParam) 
  153. {
  154. if((nID & 0xFFF0) == SC_MINIMIZE) {
  155. ShowWindow(SW_HIDE);
  156. return;
  157. }
  159. StandardWnd::OnSysCommand(nID, lParam);
  160. }