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Merge pull request #71660 from bruvzg/win_init_tr

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[Windows] Fix sub-window initial transparency and always-on-top state.
This commit is contained in:
Rémi Verschelde 2023-01-19 10:08:33 +01:00
commit 1a4f7c985a
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1 changed files with 14 additions and 0 deletions
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14
platform/windows/display_server_windows.cpp
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@ -741,6 +741,17 @@ DisplayServer::WindowID DisplayServerWindows::create_sub_window(WindowMode p_mod
if (p_flags & WINDOW_FLAG_POPUP_BIT) {
wd.is_popup = true;
}
if (p_flags & WINDOW_FLAG_TRANSPARENT_BIT) {
DWM_BLURBEHIND bb;
ZeroMemory(&bb, sizeof(bb));
HRGN hRgn = CreateRectRgn(0, 0, -1, -1);
bb.dwFlags = DWM_BB_ENABLE | DWM_BB_BLURREGION;
bb.hRgnBlur = hRgn;
bb.fEnable = TRUE;
DwmEnableBlurBehindWindow(wd.hWnd, &bb);
wd.layered_window = true;
}
// Inherit icons from MAIN_WINDOW for all sub windows.
HICON mainwindow_icon = (HICON)SendMessage(windows[MAIN_WINDOW_ID].hWnd, WM_GETICON, ICON_SMALL, 0);
@ -778,6 +789,9 @@ void DisplayServerWindows::show_window(WindowID p_id) {
SetForegroundWindow(wd.hWnd); // Slightly higher priority.
SetFocus(wd.hWnd); // Set keyboard focus.
}
if (wd.always_on_top) {
SetWindowPos(wd.hWnd, HWND_TOPMOST, 0, 0, 0, 0, SWP_FRAMECHANGED | SWP_NOMOVE | SWP_NOSIZE | ((wd.no_focus || wd.is_popup) ? SWP_NOACTIVATE : 0));
}
}
void DisplayServerWindows::delete_sub_window(WindowID p_window) {