屏幕捕获专业代码，含有参考意义

/* @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 文件：MainWnd.cpp 版权：Firebird Software Workroom 保留 声明：本源程序的版权受《中华人民共和国著作权法》以及其 它相关法律和条约的保护。任何有机会得到本源程序的 个人和机构，未经作者明确授权，不得将本源程序用于 任何商业目的(直接的或间接的)。对于非商业目的的使 用 (包括复制、传播、编译和修改)， 原则上没有特别 的限制条款，但请在相关文档中说明其来源，并尊重原 作者的署名权。 编写：秦传安(chings) 2000.5 联络：Tel：(0792)6323086 E_mail：chings@163.net @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/ #include "fclstd.h" #include "resource.h" #include "ScreenCap.h" #include "FBCommDlg.h" #include "CapForm.h" #include "ResizeDlg.h" #include "SetingDlg.h" #include "MainWnd.h" #include "about.h" #define IDW_TABCTRLBAR 0xE851 #define IDW_COOLBAR 0xE852 #define ID_TRAYICON 9201//托盘图标的标识符 #define ID_HOTKEY 9202//热键的标识符 ////////////////////////////////////////////////////////////////////// // Construction/Destruction ////////////////////////////////////////////////////////////////////// CMainWnd::CMainWnd() { m_WndPlm.flags = WPF_RESTORETOMAXIMIZED; m_WndPlm.length = sizeof(WINDOWPLACEMENT); m_bIconMode = FALSE;//托盘图标的标志，TRUE：图标启动；FALSE：未启动 m_nNewCount = 0; m_strDefDir[0] = '\0'; m_strBackFile[0] = '\0'; m_bHotkey = FALSE; } CMainWnd::~CMainWnd() { } //////////////////////////////////////////////////////////////////////////////////////// LRESULT CMainWnd::WindowProc(UINT msg,WPARAM wParam,LPARAM lParam) { LRESULT lResult = 0; switch(msg) { case FBNM_TRAYICON://托盘图标的消息标识符 { if(wParam != ID_TRAYICON)//不是本程序定义的托盘图标，则返回。 return 0; if(lParam == WM_RBUTTONUP)//右键，弹出菜单 m_TrayIcon.PopupMenu(); else if(lParam == WM_LBUTTONDBLCLK)//左键双击，开关主窗口 { if(IsShow()) ShowWindow(m_hWnd,SW_HIDE); else ShowWindow(m_hWnd,SW_SHOW); } lResult = 1; } break; case WM_SHOWWINDOW: ShowStateChange((BOOL)wParam); break; //用户单击最小化按钮，则启动托盘图标。 case WM_SYSCOMMAND: if(wParam == SC_MINIMIZE) { ShowWindow(m_hWnd,SW_HIDE); if(!m_bIconMode) { m_bIconMode = TRUE; m_TrayIcon.SetIcon(LoadIcon(GetInstance(), MAKEINTRESOURCE(IDI_MAINICON))); m_TrayIcon.Open(); m_wndToolBar.CheckedButton(ID_ICONMODE,TRUE); } } else lResult = DefWindowProc(m_hWnd,msg,wParam,lParam); break; case WM_DRAWCLIPBOARD: { int fmt = CountClipboardFormats(); if(fmt == CF_BITMAP) { m_wndToolBar.EnableButton(ID_EDITPASTE,TRUE); m_wndMenuBar.EnableMenuItem(ID_EDITPASTE,TRUE); } else { m_wndToolBar.EnableButton(ID_EDITPASTE,FALSE); m_wndMenuBar.EnableMenuItem(ID_EDITPASTE,FALSE); } } break; case WM_CLOSE: GetWindowPlacement(m_hWnd,&m_WndPlm); case WM_HOTKEY: if(wParam == ID_HOTKEY) OnCapScreen(); break; default: lResult = CFBFrameWnd::WindowProc(msg,wParam,lParam); break; } return lResult; } //////////////////////////////////////////////////////////////////////////////////////// BOOL CMainWnd::OnCreate() { //创建CoolBar，用于加载工具栏和菜单栏。 if(!m_wndCoolBar.Create(NULL,this,CBS_BORDER_RECT|CBS_GRIPPER,26,26,IDW_COOLBAR)) return FALSE; //创建并加载菜单栏。 if(!m_wndMenuBar.Create(this,NULL,IDW_MAINMENU)) return FALSE; HMENU hMenu = LoadMenu(GetInstance(), MAKEINTRESOURCE(IDM_MAINMENU)); if(!m_wndMenuBar.LoadMenu(hMenu,FALSE)) return FALSE; CB_BANDINFO cbif; cbif.bShow = TRUE; cbif.cxMinSize = 300; cbif.cyMinSize = 20; cbif.nLines = 0; cbif.hWnd = m_wndMenuBar.m_hWnd; cbif.uID = IDM_MAINMENU; cbif.cchText = 0; m_wndCoolBar.AddBand(&cbif); //创建并加载工具栏 if(!m_wndToolBar.Create(this,NULL,IDW_TOOLBAR)) return FALSE; if(!m_wndToolBar.LoadToolBar(IDT_TOOLBAR)) return FALSE; cbif.cchText = 0; cbif.cxMinSize = 300; cbif.cxText = NULL; cbif.cyMinSize = 22; cbif.hWnd = m_wndToolBar.m_hWnd; cbif.nLines = 1; cbif.uID = IDW_TOOLBAR; m_wndCoolBar.AddBand(&cbif); m_wndCoolBar.Docking(CB_DOCK_TOP); //创建状态栏 if(!m_wndStatusBar.Create(this,IDW_STATUSBAR)) return FALSE; int pParts[4]; pParts[0] = 180; pParts[1] = 240; pParts[2] = 300; pParts[3] = 420; m_wndStatusBar.SetParts(4,pParts); m_wndStatusBar.SetText(0,"就绪"); //创建客户视图 if(!m_wndChildView.Create(this,IDW_TABCTRLBAR,CCS_TOP|TCS_FOCUSNEVER)) return FALSE; HICON hIcon = LoadIcon(GetInstance(),MAKEINTRESOURCE(IDI_MAINICON)); m_TrayIcon.Create(this,ID_TRAYICON,hIcon,"屏幕捕快"); m_TrayIcon.SetMenu(IDR_POPUP); CScreenCap* pApp = GetApp(); if(!pApp->RegGetBinary("Config","Setings",(LPBYTE)&m_setings,sizeof(APP_SETINGS))) { m_setings.bAutoShowWnd = TRUE; m_setings.chKey = 'K'; m_setings.clrGradHi = RGB(203,185,156); m_setings.clrGradLo = RGB(158,139,117); m_setings.clrViewBack = RGB(0,128,128); m_setings.nDefaultFmt = 0; m_setings.nStartMode = 0; m_setings.nToolBarBackMod = 1; m_setings.uHotkeyMod = MOD_CONTROL; m_setings.nGradStyle = 3; } if(!pApp->RegGetString("Config","DefaultSaveDir",m_strDefDir,MAX_PATH)) lstrcpy(m_strDefDir,"c:\\windows\\temp\\"); if(m_setings.nToolBarBackMod == 1) m_wndCoolBar.UseGradientBk(m_setings.clrGradLo,m_setings.clrGradHi,m_setings.nGradStyle); else if(m_setings.nToolBarBackMod == 2) { if(pApp->RegGetString("Config","ToolBarBkFile",m_strBackFile,MAX_PATH)) { HBITMAP hbmp = (HBITMAP)LoadImage(NULL,m_strBackFile,IMAGE_BITMAP,0,0,LR_LOADFROMFILE); if(hbmp) m_wndCoolBar.SetBkBitmap(hbmp); else m_setings.nToolBarBackMod = 0; } else m_setings.nToolBarBackMod = 0; } m_wndChildView.m_clrBack = m_setings.clrViewBack; SetClipboardViewer(m_hWnd); InitUI(); m_bHotkey = RegisterHotKey(m_hWnd,ID_HOTKEY, m_setings.uHotkeyMod,m_setings.chKey); return TRUE; } /////////////////////////////////////////////////////////////////////////////////////// void CMainWnd::InitUI() { m_wndToolBar.EnableButton(ID_FILECLOSE,FALSE); m_wndToolBar.EnableButton(ID_FILE_CLOSEALL,FALSE); m_wndToolBar.EnableButton(ID_FILESAVE,FALSE); m_wndToolBar.EnableButton(ID_FILE_SAVEAS,FALSE); m_wndToolBar.EnableButton(ID_FILEPRINT,FALSE); m_wndToolBar.EnableButton(ID_EDITCOPY,FALSE); m_wndToolBar.EnableButton(ID_EDITCUT,FALSE); m_wndToolBar.EnableButton(ID_SELECT,FALSE); m_wndToolBar.EnableButton(ID_CROP,FALSE); m_wndToolBar.EnableButton(ID_RESIZE,FALSE); m_wndMenuBar.EnableMenuItem(ID_FILECLOSE,FALSE); m_wndMenuBar.EnableMenuItem(ID_FILE_CLOSEALL,FALSE); m_wndMenuBar.EnableMenuItem(ID_FILESAVE,FALSE); m_wndMenuBar.EnableMenuItem(ID_FILE_SAVEAS,FALSE); m_wndMenuBar.EnableMenuItem(ID_FILEPRINT,FALSE); m_wndMenuBar.EnableMenuItem(ID_EDITCOPY,FALSE); m_wndMenuBar.EnableMenuItem(ID_EDITCUT,FALSE); m_wndMenuBar.EnableMenuItem(ID_SELECT,FALSE); m_wndMenuBar.EnableMenuItem(ID_CROP,FALSE); m_wndMenuBar.EnableMenuItem(ID_RESIZE,FALSE); m_wndMenuBar.EnableMenuItem(ID_FILEPRINTPREVIEW,FALSE); m_wndMenuBar.EnableMenuItem(ID_FILEPRINTSETUP,FALSE); m_wndToolBar.CheckedButton(ID_SELECT,FALSE); m_wndMenuBar.CheckMenuItem(ID_SELECT,FALSE); m_wndStatusBar.SetText(0,"就绪"); m_wndStatusBar.SetText(1,""); m_wndStatusBar.SetText(2,""); m_wndStatusBar.SetText(3,""); } /////////////////////////////////////////////////////////////////////////////////////// void CMainWnd::UpdateUI() { CImageView* pImg = (CImageView*)m_wndChildView.GetActiveView(); if((!pImg)? TRUE : pImg->IsEmpty()) { InitUI(); return; } m_wndToolBar.EnableButton(ID_FILECLOSE,TRUE); m_wndToolBar.EnableButton(ID_FILE_CLOSEALL,TRUE); m_wndToolBar.EnableButton(ID_FILESAVE,TRUE); m_wndToolBar.Enable