Don't add a frame to borderless windows.

It was done to allow hotkey resizing of borderless windows, but Windows will sometimes draw it, regardless of our WM_* message handling. See bug 4466 for more details.
This commit is contained in:
Sam Lantinga 2020-02-11 09:41:55 -08:00
parent f867cebbd4
commit 668276fe81
1 changed files with 7 additions and 2 deletions

View File

@ -93,9 +93,14 @@ GetWindowStyle(SDL_Window * window)
style |= STYLE_NORMAL;
}
/* You can have a borderless resizable window */
if (window->flags & SDL_WINDOW_RESIZABLE) {
style |= STYLE_RESIZABLE;
/* You can have a borderless resizable window, but Windows doesn't always draw it correctly,
see https://bugzilla.libsdl.org/show_bug.cgi?id=4466
*/
if (!(window->flags & SDL_WINDOW_BORDERLESS) ||
SDL_GetHintBoolean("SDL_BORDERLESS_RESIZABLE_STYLE", SDL_FALSE)) {
style |= STYLE_RESIZABLE;
}
}
/* Need to set initialize minimize style, or when we call ShowWindow with WS_MINIMIZE it will activate a random window */