剪贴簿(二十五)

2010-12-30 21:14:24 · 作者: · 浏览: 20186
LoadCursor (NULL, IDC_ARROW) ;
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;
wndclass.lpszMenuName = NULL ;
wndclass.lpszClassName = szAppName ;

if (!RegisterClass (&wndclass))
{
MessageBox ( NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}

hwnd = CreateWindow (szAppName,
TEXT ("Simple Clipboard Viewer (Text Only)"),
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
NULL, NULL, hInstance, NULL) ;

ShowWindow (hwnd, iCmdShow) ;
UpdateWindow (hwnd) ;

while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
return msg.wParam ;
}

LRESULT CALLBACK WndProc ( HWND hwnd, UINT message, WPARAM wParam,LPARAM lParam)
{
static HWND hwndNextViewer ;
HGLOBAL hGlobal ;
HDC hdc ;
PTSTR pGlobal ;
PAINTSTRUCT ps ;
RECT rect ;

switch (message)
{
case WM_CREATE:
hwndNextViewer = SetClipboardViewer (hwnd) ;
return 0 ;

case WM_CHANGECBCHAIN:
if ((HWND) wParam == hwndNextViewer)
hwndNextViewer = (HWND) lParam ;

else if (hwndNextVie