Salut, Voila j'ai crée de maniere simple une source qui exprime mon problème , je trouve pas la source du problème , enfaite quand les fenêtres sont l'une au dessus de l'autre il y a des problème de rafraichissement
-> screen:
http://pkzm62.free.fr/view.JPG
voila mon code:
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#include <windows.h>
LRESULT CALLBACK WindowProcedure (HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK test (HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK test2 (HWND, UINT, WPARAM, LPARAM);
char szClassName[ ] = "WindowsApp";
char szTest[] = "test";
char szTest2[] = "test2";
HWND hwndtest,hwndtest2;
HINSTANCE hInst;
CREATESTRUCT Parent;
int WINAPI WinMain (HINSTANCE hThisInstance,
HINSTANCE hPrevInstance,
LPSTR lpszArgument,
int nFunsterStil)
{
HWND hwnd;
MSG messages;
WNDCLASSEX wincl;
hInst = hThisInstance;
wincl.cbSize = sizeof(WNDCLASSEX);
wincl.style = CS_HREDRAW | CS_VREDRAW;
wincl.lpfnWndProc = WindowProcedure;
wincl.cbWndExtra = 0;
wincl.cbClsExtra = 0;
wincl.hInstance = hThisInstance;
wincl.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wincl.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND;
wincl.lpszMenuName = NULL;
wincl.lpszClassName = szClassName;
if (!RegisterClassEx (&wincl))
return 0;
wincl.lpfnWndProc = test;
wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND;
wincl.lpszClassName = szTest;
if (!RegisterClassEx (&wincl))
return 0;
wincl.lpfnWndProc = test2;
wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND;
wincl.lpszClassName = szTest2;
if (!RegisterClassEx (&wincl))
return 0;
hwnd = CreateWindowEx (
0,
szClassName,
"Windows App",
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,
CW_USEDEFAULT,
544,
375,
NULL,
NULL,
hThisInstance,
&Parent
);
ShowWindow (hwnd, nFunsterStil);
UpdateWindow(hwnd);
while (GetMessage (&messages, NULL, 0, 0))
{
TranslateMessage(&messages);
DispatchMessage(&messages);
}
return messages.wParam;
}
LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_CREATE:
hwndtest = CreateWindow ( szTest,
"test numero 1",
WS_CHILD | WS_BORDER | WS_CAPTION | WS_SYSMENU
| WS_MINIMIZEBOX,
0,0,200,200,
hwnd,
(HMENU) 1,
(HINSTANCE) GetWindowLong(hwnd,GWL_HINSTANCE) ,
NULL);
hwndtest2 = CreateWindow ( szTest2,
"test numero 2",
WS_CHILD | WS_BORDER | WS_CAPTION | WS_SYSMENU
| WS_MINIMIZEBOX,
200,0,200,200,
hwnd,
(HMENU) 2,
(HINSTANCE) GetWindowLong(hwnd,GWL_HINSTANCE) ,
NULL);
ShowWindow(hwndtest,SW_SHOW);
ShowWindow(hwndtest2,SW_SHOW);
break;
case WM_DESTROY:
PostQuitMessage (0);
break;
default:
return DefWindowProc (hwnd, message, wParam, lParam);
}
return 0;
}
LRESULT CALLBACK test (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_CREATE:
break;
default:
return DefWindowProc (hwnd, msg, wParam, lParam);
}
return DefWindowProc(hwnd,msg,wParam,lParam);
}
LRESULT CALLBACK test2 (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case WM_CREATE:
break;
default:
return DefWindowProc (hwnd, msg, wParam, lParam);
}
return DefWindowProc(hwnd,msg,wParam,lParam);
}
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Merci pour ceux qui s'intérésseront à mon problème
@bientot
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