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windows: Add SDL_WINDOW_ALWAYS_ON_TOP support.

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jgranick committed Apr 21, 2017
1 parent 7382ceb commit 1286a7d23e031c9738f3045752701ceeea2b190f
Showing with 15 additions and 8 deletions.
  1. +15 −8 src/video/windows/SDL_windowswindow.c
@@ -91,7 +91,7 @@ WIN_SetWindowPositionInternal(_THIS, SDL_Window * window, UINT flags)
int w, h;

/* Figure out what the window area will be */
if (SDL_ShouldAllowTopmost() && (window->flags & (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS)) == (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS)) {
if (SDL_ShouldAllowTopmost() && ((window->flags & (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS)) == (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS) || window->flags & SDL_WINDOW_ALWAYS_ON_TOP)) {
top = HWND_TOPMOST;
} else {
top = HWND_NOTOPMOST;
@@ -560,7 +560,7 @@ WIN_SetWindowFullscreen(_THIS, SDL_Window * window, SDL_VideoDisplay * display,
int x, y;
int w, h;

if (SDL_ShouldAllowTopmost() && (window->flags & (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS)) == (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS)) {
if (SDL_ShouldAllowTopmost() && ((window->flags & (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS)) == (SDL_WINDOW_FULLSCREEN|SDL_WINDOW_INPUT_FOCUS) || window->flags & SDL_WINDOW_ALWAYS_ON_TOP)) {
top = HWND_TOPMOST;
} else {
top = HWND_NOTOPMOST;
@@ -791,20 +791,27 @@ SDL_HelperWindowDestroy(void)

void WIN_OnWindowEnter(_THIS, SDL_Window * window)
{
#ifdef WM_MOUSELEAVE
SDL_WindowData *data = (SDL_WindowData *) window->driverdata;
TRACKMOUSEEVENT trackMouseEvent;

if (!data || !data->hwnd) {
/* The window wasn't fully initialized */
return;
}

trackMouseEvent.cbSize = sizeof(TRACKMOUSEEVENT);
trackMouseEvent.dwFlags = TME_LEAVE;
trackMouseEvent.hwndTrack = data->hwnd;
if (window->flags & SDL_WINDOW_ALWAYS_ON_TOP) {
WIN_SetWindowPositionInternal(_this, window, SWP_NOCOPYBITS | SWP_NOSIZE | SWP_NOACTIVATE);
}

TrackMouseEvent(&trackMouseEvent);
#ifdef WM_MOUSELEAVE
{
TRACKMOUSEEVENT trackMouseEvent;

trackMouseEvent.cbSize = sizeof(TRACKMOUSEEVENT);
trackMouseEvent.dwFlags = TME_LEAVE;
trackMouseEvent.hwndTrack = data->hwnd;

TrackMouseEvent(&trackMouseEvent);
}
#endif /* WM_MOUSELEAVE */
}

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