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EnumResT.cpp
Upload User: dq031136
Upload Date: 2022-08-08
Package Size: 802k
Code Size: 9k
Category:
Visual C++ Books
Development Platform:
C++ Builder
- #include <windows.h>
- #include "EnumResT.h"
- #if defined (WIN32)
- #define IS_WIN32 TRUE
- #else
- #define IS_WIN32 FALSE
- #endif
- #define IS_NT IS_WIN32 && (BOOL)(GetVersion() < 0x80000000)
- #define IS_WIN32S IS_WIN32 && (BOOL)(!(IS_NT) && (LOBYTE(LOWORD(GetVersion()))<4))
- #define IS_WIN95 (BOOL)(!(IS_NT) && !(IS_WIN32S)) && IS_WIN32
- HINSTANCE hInst; // current instance
- LPCTSTR lpszAppName = "MyApp";
- LPCTSTR lpszTitle = "My Application";
- BOOL RegisterWin95( CONST WNDCLASS* lpwc );
- int APIENTRY WinMain( HINSTANCE hInstance, HINSTANCE hPrevInstance,
- LPTSTR lpCmdLine, int nCmdShow)
- {
- MSG msg;
- HWND hWnd;
- WNDCLASS wc;
- // Register the main application window class.
- //............................................
- wc.style = CS_HREDRAW | CS_VREDRAW;
- wc.lpfnWndProc = (WNDPROC)WndProc;
- wc.cbClsExtra = 0;
- wc.cbWndExtra = 0;
- wc.hInstance = hInstance;
- wc.hIcon = LoadIcon( hInstance, lpszAppName );
- wc.hCursor = LoadCursor(NULL, IDC_ARROW);
- wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
- wc.lpszMenuName = lpszAppName;
- wc.lpszClassName = lpszAppName;
- if ( IS_WIN95 )
- {
- if ( !RegisterWin95( &wc ) )
- return( FALSE );
- }
- else if ( !RegisterClass( &wc ) )
- return( FALSE );
- hInst = hInstance;
- // Create the main application window.
- //....................................
- hWnd = CreateWindow( lpszAppName,
- lpszTitle,
- WS_OVERLAPPEDWINDOW,
- CW_USEDEFAULT, 0,
- CW_USEDEFAULT, 0,
- NULL,
- NULL,
- hInstance,
- NULL
- );
- if ( !hWnd )
- return( FALSE );
- ShowWindow( hWnd, nCmdShow );
- UpdateWindow( hWnd );
- while( GetMessage( &msg, NULL, 0, 0) )
- {
- TranslateMessage( &msg );
- DispatchMessage( &msg );
- }
- return( msg.wParam );
- }
- BOOL RegisterWin95( CONST WNDCLASS* lpwc )
- {
- WNDCLASSEX wcex;
- wcex.style = lpwc->style;
- wcex.lpfnWndProc = lpwc->lpfnWndProc;
- wcex.cbClsExtra = lpwc->cbClsExtra;
- wcex.cbWndExtra = lpwc->cbWndExtra;
- wcex.hInstance = lpwc->hInstance;
- wcex.hIcon = lpwc->hIcon;
- wcex.hCursor = lpwc->hCursor;
- wcex.hbrBackground = lpwc->hbrBackground;
- wcex.lpszMenuName = lpwc->lpszMenuName;
- wcex.lpszClassName = lpwc->lpszClassName;
- // Added elements for Windows 95.
- //...............................
- wcex.cbSize = sizeof(WNDCLASSEX);
- wcex.hIconSm = LoadImage(wcex.hInstance, lpwc->lpszClassName,
- IMAGE_ICON, 16, 16,
- LR_DEFAULTCOLOR );
- return RegisterClassEx( &wcex );
- }
- BOOL CALLBACK ListResourceTypes( HANDLE hModule, LPTSTR lpszType, LONG lParam )
- {
- LPTSTR lpAddString = lpszType;
- HWND hListBox = (HWND)lParam;
- // Check to see if the resource type is a pre-defined type. If it is
- // set lpAddString to a descriptive string.
- //.........................................
- switch( LOWORD(lpszType) )
- {
- case RT_ACCELERATOR : lpAddString = "Accelerator"; break;
- case RT_BITMAP : lpAddString = "Bitmap"; break;
- case RT_DIALOG : lpAddString = "Dialog"; break;
- case RT_FONT : lpAddString = "Font"; break;
- case RT_FONTDIR : lpAddString = "FontDir"; break;
- case RT_MENU : lpAddString = "Menu"; break;
- case RT_RCDATA : lpAddString = "RC Data"; break;
- case RT_STRING : lpAddString = "String Table"; break;
- case RT_MESSAGETABLE : lpAddString = "Message Table"; break;
- case RT_CURSOR : lpAddString = "Cursor"; break;
- case RT_GROUP_CURSOR : lpAddString = "Group Cursor"; break;
- case RT_ICON : lpAddString = "Icon"; break;
- case RT_GROUP_ICON : lpAddString = "Group Icon"; break;
- case RT_VERSION : lpAddString = "Version Information"; break;
- }
- SendMessage( hListBox, LB_INSERTSTRING, (WPARAM)-1, (LPARAM)lpAddString );
- return( TRUE );
- }
- LRESULT CALLBACK WndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
- {
- static HWND hListBox = NULL;
- switch( uMsg )
- {
- case WM_CREATE :
- hListBox = CreateWindow( "LISTBOX", "",
- WS_CHILD | WS_BORDER |
- WS_VISIBLE | LBS_STANDARD,
- 10, 10, 250, 100,
- hWnd, (HMENU) 101,
- hInst, NULL );
- break;
- case WM_COMMAND :
- switch( LOWORD( wParam ) )
- {
- case IDM_TEST :
- EnumResourceTypes( hInst, ListResourceTypes,
- (LONG)hListBox );
- break;
- case IDM_ABOUT :
- DialogBox( hInst, "AboutBox", hWnd, (DLGPROC)About );
- break;
- case IDM_EXIT :
- DestroyWindow( hWnd );
- break;
- }
- break;
- case WM_DESTROY :
- PostQuitMessage(0);
- break;
- default :
- return( DefWindowProc( hWnd, uMsg, wParam, lParam ) );
- }
- return( 0L );
- }
- LRESULT CALLBACK About( HWND hDlg, // window handle of the dialog box
- UINT message, // type of message
- WPARAM wParam, // message-specific information
- LPARAM lParam)
- {
- switch (message)
- {
- case WM_INITDIALOG: // message: initialize dialog box
- {
- LPSTR lpVersion;
- DWORD dwVerInfoSize;
- DWORD dwVerHnd;
- UINT uVersionLen;
- WORD wRootLen;
- BOOL bRetCode;
- int i;
- char szFullPath[256];
- char szResult[256];
- char szGetName[256];
- // Get version information from the application
- //.............................................
- GetModuleFileName (hInst, szFullPath, sizeof(szFullPath));
- dwVerInfoSize = GetFileVersionInfoSize(szFullPath, &dwVerHnd);
- if (dwVerInfoSize)
- {
- // If we were able to get the information, process it:
- //....................................................
- LPSTR lpstrVffInfo;
- lpstrVffInfo = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, dwVerInfoSize );
- GetFileVersionInfo(szFullPath, dwVerHnd, dwVerInfoSize, lpstrVffInfo);
- strcpy(szGetName, "\StringFileInfo\040904B0\");
- wRootLen = strlen(szGetName);
- // Walk through the dialog items that we want to replace:
- //.......................................................
- for (i = DLG_VERFIRST; i <= DLG_VERLAST; i++)
- {
- GetDlgItemText(hDlg, i, szResult, sizeof(szResult));
- szGetName[wRootLen] = (char)0;
- strcat (szGetName, szResult);
- uVersionLen = 0;
- lpVersion = NULL;
- bRetCode = VerQueryValue((LPVOID)lpstrVffInfo,
- (LPSTR)szGetName,
- (LPVOID)&lpVersion,
- (LPDWORD)&uVersionLen);
- if ( bRetCode && uVersionLen && lpVersion)
- {
- // Replace dialog item text with version info
- lstrcpy(szResult, lpVersion);
- SetDlgItemText(hDlg, i, szResult);
- // SendMessage (GetDlgItem (hDlg, i), WM_SETFONT, (UINT)hfontDlg, TRUE);
- }
- } // for (i = DLG_VERFIRST; i <= DLG_VERLAST; i++)
- HeapFree( GetProcessHeap(), 0, lpstrVffInfo );
- } // if (dwVerInfoSize)
- }
- return (TRUE);
- case WM_COMMAND: // message: received a command
- if ( LOWORD(wParam) == IDOK // "OK" box selected?
- || LOWORD(wParam) == IDCANCEL) // System menu close command?
- {
- EndDialog(hDlg, TRUE); // Exit the dialog
- return (TRUE);
- }
- break;
- }
- return (FALSE);
- }