Et meget hurtigt eksempel:
#include <windows.h>
#define IDC_BUTTON_1 1200
#define IDC_BUTTON_2 1202
HINSTANCE InstanceHandle;
bool First = true;
LRESULT CALLBACK DialogProc2(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg)
{
case WM_CREATE:
CreateWindow("BUTTON",
"Close Me",
WS_CHILD | WS_VISIBLE, // Style
5, 30, 100, 30, // position
hwndDlg, // Owner
(HMENU)(IDC_BUTTON_1), // ID
InstanceHandle, // The application
0);
break;
case WM_COMMAND:
if(HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == IDC_BUTTON_1)
{
PostMessage(hwndDlg, WM_QUIT, 0, 0);
}
break;
}
return DefWindowProc(hwndDlg, msg, wParam, lParam);
}
void Dialog2(HWND hwndMain)
{
if(First)
{
WNDCLASS wc;
memset(&wc, 0, sizeof(WNDCLASS));
wc.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS;
wc.lpfnWndProc = DialogProc2;
wc.hInstance = InstanceHandle;
wc.hbrBackground = (HBRUSH )(COLOR_BTNFACE + 1);
wc.lpszClassName = "WhateverClass2";
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
if(!RegisterClass(&wc))
return;
First = false;
}
HWND WindowHandle = CreateWindow("WhateverClass2",
"Whatever - 2", // Caption text
WS_MINIMIZEBOX | WS_VISIBLE | WS_CLIPSIBLINGS |
WS_CLIPCHILDREN | WS_MAXIMIZEBOX | WS_CAPTION | WS_BORDER | WS_SYSMENU,
120, 120, 150, 100, // Position
hwndMain,
NULL,
InstanceHandle,
0);
MSG Msg;
while(GetMessage(&Msg, WindowHandle, 0, 0xFFFF) > 0)
{
if(!IsDialogMessage(WindowHandle, &Msg))
{
TranslateMessage(&Msg);
DispatchMessage(&Msg);
}
}
DestroyWindow(WindowHandle);
}
LRESULT CALLBACK DialogProc(HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg)
{
case WM_CREATE:
CreateWindow("BUTTON",
"Push Me", // Button Text
WS_CHILD | WS_VISIBLE, // Style
5, 30, 100, 30, // position
hwndDlg, // Owner
(HMENU)(IDC_BUTTON_1), // ID
InstanceHandle, // The application
0);
break;
case WM_COMMAND:
if(HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == IDC_BUTTON_1)
{
Dialog2(hwndDlg);
}
break;
}
return DefWindowProc(hwndDlg, msg, wParam, lParam);
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE, LPSTR, INT)
{
InstanceHandle = hInstance;
WNDCLASS wc;
memset(&wc, 0, sizeof(WNDCLASS));
wc.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS;
wc.lpfnWndProc = DialogProc;
wc.hInstance = InstanceHandle;
wc.hbrBackground = (HBRUSH )(COLOR_BTNFACE + 1);
wc.lpszClassName = "WhateverClass";
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
if(!RegisterClass(&wc))
return FALSE;
HWND WindowHandle = CreateWindow("WhateverClass",
"Whatever", // Caption text
WS_MINIMIZEBOX | WS_VISIBLE | WS_CLIPSIBLINGS |
WS_CLIPCHILDREN | WS_MAXIMIZEBOX | WS_CAPTION | WS_BORDER | WS_SYSMENU,
100, 100, 150, 100, // Position
NULL,
NULL,
InstanceHandle,
0);
MSG Msg;
while(GetMessage(&Msg, WindowHandle, 0, 0xFFFF) > 0)
{
if(!IsDialogMessage(WindowHandle, &Msg))
{
TranslateMessage(&Msg);
DispatchMessage(&Msg);
}
}
return 0;
}