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Reactos
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239#include <windows.h>#include <stdio.h>
ULONG DbgPrint(PCH Format,...);
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 WINAPIWindowThreadProc(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 WINAPIWinMain(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_PTR 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;}