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user32: Use SendNotifyMessage to send WM_DRAWCLIPBOARD.

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This commit is contained in:
Piotr Caban 2013-05-15 15:04:58 +02:00 committed by Alexandre Julliard
parent 503032749b
commit dd573925e5
2 changed files with 80 additions and 2 deletions
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4
dlls/user32/clipboard.c
View File

@ -287,7 +287,7 @@ BOOL WINAPI CloseClipboard(void)
bCBHasChanged = FALSE;
if (hWndViewer)
SendMessageW(hWndViewer, WM_DRAWCLIPBOARD, (WPARAM) GetClipboardOwner(), 0);
SendNotifyMessageW(hWndViewer, WM_DRAWCLIPBOARD, (WPARAM) GetClipboardOwner(), 0);
}
bRet = TRUE;
@ -393,7 +393,7 @@ HWND WINAPI SetClipboardViewer( HWND hWnd )
HWND hwndPrev = CLIPBOARD_SetClipboardViewer(hWnd);
if (hWnd)
SendMessageW(hWnd, WM_DRAWCLIPBOARD, (WPARAM) GetClipboardOwner(), 0);
SendNotifyMessageW(hWnd, WM_DRAWCLIPBOARD, (WPARAM) GetClipboardOwner(), 0);
TRACE("(%p): returning %p\n", hWnd, hwndPrev);
return hwndPrev;

78
dlls/user32/tests/clipboard.c
View File

@ -269,6 +269,83 @@ static void test_synthesized(void)
ok(r, "gle %d\n", GetLastError());
}
static CRITICAL_SECTION clipboard_cs;
static LRESULT CALLBACK clipboard_wnd_proc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp)
{
switch(msg) {
case WM_DRAWCLIPBOARD:
EnterCriticalSection(&clipboard_cs);
LeaveCriticalSection(&clipboard_cs);
break;
case WM_USER:
PostQuitMessage(0);
break;
}
return DefWindowProc(hwnd, msg, wp, lp);
}
static DWORD WINAPI clipboard_thread(void *param)
{
HWND win = param;
BOOL r;
EnterCriticalSection(&clipboard_cs);
SetLastError(0xdeadbeef);
SetClipboardViewer(win);
ok(GetLastError() == 0xdeadbeef, "GetLastError = %d\n", GetLastError());
LeaveCriticalSection(&clipboard_cs);
r = OpenClipboard(win);
ok(r, "OpenClipboard failed: %d\n", GetLastError());
r = EmptyClipboard();
ok(r, "EmptyClipboard failed: %d\n", GetLastError());
EnterCriticalSection(&clipboard_cs);
r = CloseClipboard();
ok(r, "CloseClipboard failed: %d\n", GetLastError());
LeaveCriticalSection(&clipboard_cs);
r = PostMessage(win, WM_USER, 0, 0);
ok(r, "PostMessage failed: %d\n", GetLastError());
return 0;
}
static void test_messages(void)
{
WNDCLASS cls;
HWND win;
MSG msg;
HANDLE thread;
DWORD tid;
InitializeCriticalSection(&clipboard_cs);
memset(&cls, 0, sizeof(cls));
cls.lpfnWndProc = clipboard_wnd_proc;
cls.hInstance = GetModuleHandle(0);
cls.lpszClassName = "clipboard_test";
RegisterClass(&cls);
win = CreateWindow("clipboard_test", NULL, 0, 0, 0, 0, 0, NULL, 0, NULL, 0);
ok(win != NULL, "CreateWindow failed: %d\n", GetLastError());
thread = CreateThread(NULL, 0, clipboard_thread, (void*)win, 0, &tid);
ok(thread != NULL, "CreateThread failed: %d\n", GetLastError());
while(GetMessage(&msg, NULL, 0, 0)) {
TranslateMessage(&msg);
DispatchMessage(&msg);
}
ok(WaitForSingleObject(thread, INFINITE) == WAIT_OBJECT_0, "WaitForSingleObject failed\n");
CloseHandle(thread);
UnregisterClass("clipboard_test", GetModuleHandle(0));
DeleteCriticalSection(&clipboard_cs);
}
START_TEST(clipboard)
{
SetLastError(0xdeadbeef);
@ -278,4 +355,5 @@ START_TEST(clipboard)
test_RegisterClipboardFormatA();
test_ClipboardOwner();
test_synthesized();
test_messages();
}