reactos/rosapps/tests/multithrdwin/multithrdwin.c

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#include <windows.h>
#include <stdio.h>
typedef struct _THRDCREATEWIN
{
HANDLE hThread;
DWORD ThreadId;
LPSTR Caption;
HWND *Parent;
HWND Window;
DWORD Style;
POINT Position;
SIZE Size;
} THRDCREATEWIN, *PTHRDCREATEWIN;
static HINSTANCE hAppInstance;
static HANDLE WinCreatedEvent;
static THRDCREATEWIN wnds[3];
LRESULT WINAPI MultiWndProc(HWND, UINT, WPARAM, LPARAM);
DWORD WINAPI
WindowThreadProc(LPVOID lpParameter)
{
MSG msg;
char caption[64];
PTHRDCREATEWIN cw = (PTHRDCREATEWIN)lpParameter;
sprintf(caption, cw->Caption, GetCurrentThreadId());
cw->Window = CreateWindow("MultiClass",
caption,
cw->Style | WS_VISIBLE,
cw->Position.x,
cw->Position.y,
cw->Size.cx,
cw->Size.cy,
(cw->Parent ? *(cw->Parent) : 0),
NULL,
hAppInstance,
NULL);
SetEvent(WinCreatedEvent);
if(!cw->Window)
{
fprintf(stderr, "CreateWindow failed (last error 0x%lX)\n",
GetLastError());
return 1;
}
CreateWindow("BUTTON","Sleep",WS_CHILD|WS_VISIBLE|WS_TABSTOP|WS_GROUP|BS_PUSHBUTTON, 10, 10, 70, 23, cw->Window, (PVOID)1, hAppInstance, NULL);
CreateWindow("BUTTON","1",WS_CHILD|WS_VISIBLE|WS_TABSTOP|WS_GROUP|BS_PUSHBUTTON, 83, 10, 20, 23, cw->Window, (PVOID)2, hAppInstance, NULL);
CreateWindow("BUTTON","2",WS_CHILD|WS_VISIBLE|WS_TABSTOP|WS_GROUP|BS_PUSHBUTTON, 105, 10, 20, 23, cw->Window, (PVOID)3, hAppInstance, NULL);
CreateWindow("BUTTON","3",WS_CHILD|WS_VISIBLE|WS_TABSTOP|WS_GROUP|BS_PUSHBUTTON, 127, 10, 20, 23, cw->Window, (PVOID)4, hAppInstance, NULL);
while(GetMessage(&msg, NULL, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return 0;
}
int WINAPI
WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpszCmdLine,
int nCmdShow)
{
WNDCLASS wc;
int i;
HANDLE Threads[3];
hAppInstance = hInstance;
WinCreatedEvent = CreateEvent(NULL,
FALSE,
FALSE,
NULL);
if(!WinCreatedEvent)
{
fprintf(stderr, "Failed to create event (last error 0x%lX)\n",
GetLastError());
return 1;
}
wc.lpszClassName = "MultiClass";
wc.lpfnWndProc = MultiWndProc;
wc.style = CS_VREDRAW | CS_HREDRAW;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon(NULL, (LPCTSTR) IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, (LPCTSTR) IDC_ARROW);
wc.hbrBackground = (HBRUSH) (COLOR_WINDOW + 1);
wc.lpszMenuName = NULL;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
if (RegisterClass(&wc) == 0)
{
fprintf(stderr, "RegisterClass failed (last error 0x%lX)\n",
GetLastError());
return(1);
}
wnds[0].Caption = "TopLevel1 (ThreadID: %d)";
wnds[0].Parent = NULL;
wnds[0].Style = WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
wnds[0].Position.x = wnds[0].Position.y = 0;
wnds[0].Size.cx = 320;
wnds[0].Size.cy = 240;
wnds[1].Caption = "Child1 of TopLevel1 (ThreadID: %d)";
wnds[1].Parent = &wnds[0].Window;
wnds[1].Style = WS_CHILD | WS_BORDER | WS_CAPTION | WS_VISIBLE | WS_SYSMENU | WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
wnds[1].Position.x = 20;
wnds[1].Position.y = 120;
wnds[1].Size.cx = wnds[1].Size.cy = 240;
wnds[2].Caption = "TopLevel2 (ThreadID: %d)";
wnds[2].Parent = NULL;
wnds[2].Style = WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
wnds[2].Position.x = 400;
wnds[2].Position.y = 0;
wnds[2].Size.cx = 160;
wnds[2].Size.cy = 490;
for(i = 0; i < (sizeof(wnds) / sizeof(THRDCREATEWIN)); i++)
{
wnds[i].hThread = CreateThread(NULL,
0,
WindowThreadProc,
&wnds[i],
0,
&wnds[i].ThreadId);
Threads[i] = wnds[i].hThread;
if(!wnds[i].hThread)
{
fprintf(stderr, "CreateThread #%i failed (last error 0x%lX)\n",
i, GetLastError());
return 1;
}
WaitForSingleObject(WinCreatedEvent, INFINITE);
}
WaitForMultipleObjects(sizeof(Threads) / sizeof(HANDLE), &Threads[0], TRUE, INFINITE);
UnregisterClass("MultiClass", hInstance);
return 0;
}
LRESULT CALLBACK MultiWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC hDC;
RECT Client;
HBRUSH Brush;
DWORD Ret;
static COLORREF Colors[] =
{
RGB(0x00, 0x00, 0x00),
RGB(0x80, 0x00, 0x00),
RGB(0x00, 0x80, 0x00),
RGB(0x00, 0x00, 0x80),
RGB(0x80, 0x80, 0x00),
RGB(0x80, 0x00, 0x80),
RGB(0x00, 0x80, 0x80),
RGB(0x80, 0x80, 0x80),
RGB(0xff, 0x00, 0x00),
RGB(0x00, 0xff, 0x00),
RGB(0x00, 0x00, 0xff),
RGB(0xff, 0xff, 0x00),
RGB(0xff, 0x00, 0xff),
RGB(0x00, 0xff, 0xff),
RGB(0xff, 0xff, 0xff)
};
static unsigned CurrentColor = 0;
switch(msg)
{
case WM_PAINT:
hDC = BeginPaint(hWnd, &ps);
GetClientRect(hWnd, &Client);
Brush = CreateSolidBrush(Colors[CurrentColor]);
FillRect(hDC, &Client, Brush);
DeleteObject(Brush);
CurrentColor++;
if (sizeof(Colors) / sizeof(Colors[0]) <= CurrentColor)
{
CurrentColor = 0;
}
EndPaint(hWnd, &ps);
break;
case WM_COMMAND:
switch(LOWORD(wParam))
{
case 1:
Sleep(20000);
break;
case 2:
case 3:
case 4:
if(SendMessageTimeout(wnds[LOWORD(wParam) - 2].Window, WM_NULL, 0, 0, SMTO_ABORTIFHUNG, 1000, &Ret))
{
DbgPrint("SendMessageTimeout() OK");
MessageBox(hWnd, "SendMessageTimeout() OK", NULL, 0);
}
else
{
if(GetLastError() == ERROR_TIMEOUT)
{
DbgPrint("SendMessageTimeout() Timeout");
MessageBox(hWnd, "SendMessageTimeout() Timeout", NULL, 0);
}
else
{
DbgPrint("SendMessageTimeout() Failed");
MessageBox(hWnd, "SendMessageTimeout() Failed", NULL, 0);
}
}
break;
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, msg, wParam, lParam);
}
return 0;
}