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Reshaped the Windows popover.

This commit is contained in:
Pietro Gagliardi 2014-10-09 10:51:35 -04:00
parent 1b7dc4a28c
commit 26511f7415
1 changed files with 50 additions and 2 deletions
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52
windowspopover/main.c
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@ -21,6 +21,54 @@
HWND popover;
// #qo LIBS: user32 kernel32 gdi32
#define ARROWHEIGHT 6
#define ARROWWIDTH 8
LRESULT CALLBACK popoverproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC dc;
HRGN region;
POINT pt;
switch (uMsg) {
case WM_PAINT:
dc = BeginPaint(hwnd, &ps);
if (dc == NULL) abort();
BeginPath(dc);
pt.x = 0;
pt.y = ARROWHEIGHT;
if (MoveToEx(dc, pt.x, pt.y, NULL) == 0) abort();
pt.y = 100;
if (LineTo(dc, pt.x, pt.y) == 0) abort();
pt.x = 100;
LineTo(dc, pt.x, pt.y);
pt.y = ARROWHEIGHT;
LineTo(dc, pt.x, pt.y);
pt.x = 50 + ARROWWIDTH;
LineTo(dc, pt.x, pt.y);
pt.x -= ARROWWIDTH;
pt.y -= ARROWHEIGHT;
LineTo(dc, pt.x, pt.y);
pt.x -= ARROWWIDTH;
pt.y += ARROWHEIGHT;
LineTo(dc, pt.x, pt.y);
pt.x = 0;
LineTo(dc, pt.x, pt.y);
EndPath(dc);
region = PathToRegion(dc);
FrameRgn(dc, region, GetStockObject(BLACK_PEN), 1, 1);
SetWindowRgn(hwnd, region, TRUE);
EndPaint(hwnd, &ps);
return 0;
case WM_NCCALCSIZE:
break;
}
return DefWindowProcW(hwnd, uMsg, wParam, lParam);
}
LRESULT CALLBACK wndproc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg) {
@ -47,14 +95,14 @@ int main(int argc, char *argv[])
ZeroMemory(&wc, sizeof (WNDCLASSW));
wc.lpszClassName = L"popover";
wc.lpfnWndProc = DefWindowProcW;
wc.lpfnWndProc = popoverproc;
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,
WS_POPUP,
0, 0, 150, 100,
NULL, NULL, NULL, NULL);
if (popover == NULL)