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video: Wayland: Clamp fullscreen window dimensions to desktop

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A scaled fullscreen window may exceed the bounds of the desktop.  Clamp the window size to the desktop dimensions in fullscreen mode.
This commit is contained in:
Frank Praznik 2022-04-15 14:28:07 -04:00 committed by Ethan Lee
parent 0adb67017b
commit 13393a1c4b
1 changed files with 19 additions and 4 deletions
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23
src/video/wayland/SDL_waylandwindow.c
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@ -173,6 +173,19 @@ NeedWindowedViewport(SDL_Window *window)
DesktopIsFractionalScaled(window) && (window->flags & SDL_WINDOW_ALLOW_HIGHDPI);
}
/* Never set a fullscreen window size larger than the desktop. */
SDL_FORCE_INLINE int
GetWindowWidth(SDL_Window *window)
{
return NeedFullscreenViewport(window) ? ((SDL_WaylandOutputData *)SDL_GetDisplayForWindow(window)->driverdata)->width : window->w;
}
SDL_FORCE_INLINE int
GetWindowHeight(SDL_Window *window)
{
return NeedFullscreenViewport(window) ? ((SDL_WaylandOutputData *)SDL_GetDisplayForWindow(window)->driverdata)->height : window->h;
}
static void
GetWindowBufferSize(SDL_Window *window, int *width, int *height)
{
@ -718,7 +731,7 @@ decoration_frame_configure(struct libdecor_frame *frame,
wind->shell_surface.libdecor.initial_configure_seen = SDL_TRUE;
/* ... then commit the changes on the libdecor side. */
state = libdecor_state_new(width, height);
state = libdecor_state_new(GetWindowWidth(window), GetWindowHeight(window));
libdecor_frame_commit(frame, state, configuration);
libdecor_state_free(state);
@ -1709,7 +1722,8 @@ Wayland_HandleResize(SDL_Window *window, int width, int height, float scale)
* but at least lets us not be terminated by the compositor.
* Can be removed once SDL's resize logic becomes compliant. */
if (viddata->shell.xdg && data->shell_surface.xdg.surface) {
xdg_surface_set_window_geometry(data->shell_surface.xdg.surface, 0, 0, window->w, window->h);
xdg_surface_set_window_geometry(data->shell_surface.xdg.surface, 0, 0,
GetWindowWidth(window), GetWindowHeight(window));
}
/* Update the viewport */
@ -1759,7 +1773,7 @@ void Wayland_SetWindowSize(_THIS, SDL_Window * window)
#ifdef HAVE_LIBDECOR_H
if (data->shell.libdecor && wind->shell_surface.libdecor.frame) {
state = libdecor_state_new(window->w, window->h);
state = libdecor_state_new(GetWindowWidth(window), GetWindowHeight(window));
libdecor_frame_commit(wind->shell_surface.libdecor.frame, state, NULL);
libdecor_state_free(state);
}
@ -1776,7 +1790,8 @@ void Wayland_SetWindowSize(_THIS, SDL_Window * window)
/* Update the geometry which may have been set by a hack in Wayland_HandleResize */
if (data->shell.xdg && wind->shell_surface.xdg.surface) {
xdg_surface_set_window_geometry(wind->shell_surface.xdg.surface, 0, 0, window->w, window->h);
xdg_surface_set_window_geometry(wind->shell_surface.xdg.surface, 0, 0,
GetWindowWidth(window), GetWindowHeight(window));
}
}