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video: Set the ID of fullscreen modes when adding a display 

When adding a display, traverse the list of added fullscreen modes and ensure the display ID is set to its final, valid value, or the modes added before calling SDL_AddVideoDisplay() will have an invalid display ID.
This commit is contained in:
Frank Praznik 2023-02-01 18:41:39 -05:00 committed by Sam Lantinga
parent d8f0715385
commit 98ae54ccc0
1 changed files with 5 additions and 0 deletions
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5
src/video/SDL_video.c
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@ -632,6 +632,7 @@ SDL_DisplayID SDL_AddVideoDisplay(const SDL_VideoDisplay *display, SDL_bool send
displays = (SDL_VideoDisplay *)SDL_realloc(_this->displays, (_this->num_displays + 1) * sizeof(*displays));
if (displays) {
int i;
_this->displays = displays;
id = _this->next_object_id++;
new_display = &displays[_this->num_displays++];
@ -652,6 +653,10 @@ SDL_DisplayID SDL_AddVideoDisplay(const SDL_VideoDisplay *display, SDL_bool send
new_display->current_mode = &new_display->desktop_mode;
SDL_FinalizeDisplayMode(&new_display->desktop_mode);
for (i = 0; i < new_display->num_fullscreen_modes; ++i) {
new_display->fullscreen_modes[i].displayID = id;
}
if (send_event) {
SDL_SendDisplayEvent(new_display, SDL_EVENT_DISPLAY_CONNECTED, 0);
}