reactos/rosapps/tests/enumwnd/enumwnd.c
Steven Edwards 456be5d16b remove trailing whitespace at end of lines
svn path=/trunk/; revision=15091
2005-05-07 21:24:31 +00:00

188 lines
4.3 KiB
C

/*
* enumwnd.c
*
* application to test the various Window Enumeration functions
*/
//#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <tchar.h>
#include <stdio.h>
HBRUSH hbrBackground;
HFONT tf;
int test = 0;
const TCHAR* APP_NAME = "EnumWnd Test";
const TCHAR* CLASS_NAME = "EnumWndTestClass";
LRESULT WINAPI MainWndProc(HWND, UINT, WPARAM, LPARAM);
int WINAPI
WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpszCmdLine,
int nCmdShow)
{
WNDCLASS wc;
MSG msg;
HWND hWnd;
wc.lpszClassName = CLASS_NAME;
wc.lpfnWndProc = MainWndProc;
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)GetStockObject(GRAY_BRUSH);
wc.lpszMenuName = NULL;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
if (RegisterClass(&wc) == 0)
{
_ftprintf ( stderr, _T("RegisterClass failed (last error 0x%lX)\n"),
GetLastError());
return(1);
}
hWnd = CreateWindow(CLASS_NAME,
APP_NAME,
WS_OVERLAPPEDWINDOW,
0,
0,
CW_USEDEFAULT,
CW_USEDEFAULT,
NULL,
NULL,
hInstance,
NULL);
if (hWnd == NULL)
{
_ftprintf ( stderr, _T("CreateWindow failed (last error 0x%lX)\n"),
GetLastError());
return(1);
}
tf = CreateFont (14, 0, 0, TA_BASELINE, FW_NORMAL, FALSE, FALSE, FALSE,
ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
DEFAULT_QUALITY, FIXED_PITCH|FF_DONTCARE, _T("Timmons"));
hbrBackground = CreateSolidBrush ( RGB(192,192,192) );
ShowWindow ( hWnd, nCmdShow );
while(GetMessage(&msg, NULL, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
DeleteObject(hbrBackground);
DeleteObject(tf);
return msg.wParam;
}
void MyTextOut ( HDC hdc, int x, int y, const TCHAR* text )
{
TextOut ( hdc, x, y, text, _tcslen(text) );
}
typedef struct _EnumData
{
HDC hdc;
int x;
int y;
} EnumData;
BOOL CALLBACK MyWindowEnumProc ( HWND hwnd, LPARAM lParam )
{
TCHAR wndcaption[1024], buf[1024];
EnumData* ped = (EnumData*)lParam;
GetWindowText ( hwnd, wndcaption, sizeof(wndcaption)/sizeof(*wndcaption) );
_sntprintf ( buf, sizeof(buf)/sizeof(*buf), _T("%x - %s"), hwnd, wndcaption );
MyTextOut ( ped->hdc, ped->x, ped->y, buf );
ped->y += 13;
return TRUE;
}
LRESULT CALLBACK MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC hDC;
RECT rect;
TCHAR buf[100];
EnumData ed;
switch(msg)
{
case WM_PAINT:
hDC = BeginPaint(hWnd, &ps);
SelectObject(hDC, tf);
GetClientRect ( hWnd, &rect );
FillRect ( hDC, &rect, hbrBackground );
MyTextOut ( hDC, 10, 10, "EnumWnd Test" );
_sntprintf ( buf, sizeof(buf)/sizeof(*buf), _T("My HWND: %x"), hWnd );
MyTextOut ( hDC, 10, 30, buf );
ed.hdc = hDC;
ed.x = 10;
ed.y = 70;
switch ( test )
{
case 1:
MyTextOut ( hDC, 10, 50, _T("Test #1: EnumWindows()") );
EnumWindows ( MyWindowEnumProc, (LPARAM)&ed );
break;
case 2:
MyTextOut ( hDC, 10, 50, _T("Test #2: EnumChildWindows()") );
EnumChildWindows ( hWnd, MyWindowEnumProc, (LPARAM)&ed );
break;
case 3:
MyTextOut ( hDC, 10, 50, _T("Test #3: EnumDesktopWindows") );
EnumDesktopWindows ( NULL, MyWindowEnumProc, (LPARAM)&ed );
break;
case 4:
MyTextOut ( hDC, 10, 50, _T("Test #4: EnumThreadWindows") );
EnumThreadWindows ( GetCurrentThreadId(), MyWindowEnumProc, (LPARAM)&ed );
break;
default:
MyTextOut ( hDC, 10, 50, _T("Press any of the number keys from 1 to 4 to run a test") );
MyTextOut ( hDC, 10, 70, _T("Press the left and right mouse buttons to cycle through the tests") );
break;
}
EndPaint(hWnd, &ps);
break;
case WM_CHAR:
test = (TCHAR)wParam - '1' + 1;
RedrawWindow ( hWnd, NULL, NULL, RDW_INVALIDATE );
break;
case WM_LBUTTONDOWN:
if ( ++test > 4 )
test = 1;
RedrawWindow ( hWnd, NULL, NULL, RDW_INVALIDATE );
break;
case WM_RBUTTONDOWN:
if ( !--test )
test = 4;
RedrawWindow ( hWnd, NULL, NULL, RDW_INVALIDATE );
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, msg, wParam, lParam);
}
return 0;
}