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// 9 october 2014
#define UNICODE
#define _UNICODE
#define STRICT
#define STRICT_TYPED_ITEMIDS
// get Windows version right; right now Windows XP
#define WINVER 0x0501
#define _WIN32_WINNT 0x0501
#define _WIN32_WINDOWS 0x0501 /* according to Microsoft's winperf.h */
#define _WIN32_IE 0x0600 /* according to Microsoft's sdkddkver.h */
#define NTDDI_VERSION 0x05010000 /* according to Microsoft's sdkddkver.h */
#include <windows.h>
#include <commctrl.h>
#include <stdint.h>
#include <uxtheme.h>
#include <string.h>
#include <wchar.h>
#include <windowsx.h>
#include <vsstyle.h>
#include <vssym32.h>
HWND popover;
LRESULT CALLBACK wndproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg) {
case WM_COMMAND:
if (HIWORD(wParam) == BN_CLICKED && LOWORD(wParam) == 100) {
MoveWindow(popover, 50, 50, 200, 200, TRUE);
ShowWindow(popover, SW_SHOW);
UpdateWindow(popover);
return 0;
}
break;
case WM_CLOSE:
PostQuitMessage(0);
return 0;
}
return DefWindowProcW(hwnd, uMsg, wParam, lParam);
}
int main(int argc, char *argv[])
{
WNDCLASSW wc;
HWND mainwin, button;
MSG msg;
ZeroMemory(&wc, sizeof (WNDCLASSW));
wc.lpszClassName = L"popover";
wc.lpfnWndProc = DefWindowProcW;
wc.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1);
wc.style = CS_DROPSHADOW | CS_NOCLOSE;
if (RegisterClassW(&wc) == 0)
abort();
popover = CreateWindowExW(WS_EX_TOPMOST,
L"popover", L"",
WS_POPUP | WS_BORDER,
0, 0, 150, 100,
NULL, NULL, NULL, NULL);
if (popover == NULL)
abort();
ZeroMemory(&wc, sizeof (WNDCLASSW));
wc.lpszClassName = L"mainwin";
wc.lpfnWndProc = wndproc;
wc.hbrBackground = (HBRUSH) (COLOR_BTNFACE + 1);
if (RegisterClassW(&wc) == 0)
abort();
mainwin = CreateWindowExW(0,
L"mainwin", L"Main Window",
WS_OVERLAPPEDWINDOW,
0, 0, 150, 100,
NULL, NULL, NULL, NULL);
if (mainwin == NULL)
abort();
button = CreateWindowExW(0,
L"button", L"Click Me",
BS_PUSHBUTTON | WS_CHILD | WS_VISIBLE,
20, 20, 100, 40,
mainwin, (HMENU) 100, NULL, NULL);
if (button == NULL)
abort();
ShowWindow(mainwin, SW_SHOWDEFAULT);
if (UpdateWindow(mainwin) == 0)
abort();
while (GetMessageW(&msg, NULL, 0, 0) > 0) {
TranslateMessage(&msg);
DispatchMessageW(&msg);
}
return 0;
}
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