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Reset the window icon when returning from fullscreen mode

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Fixes https://github.com/libsdl-org/SDL/issues/14522
This commit is contained in:
Sam Lantinga
2025-11-24 13:28:36 -08:00
parent 56269cd010
commit 8fa93d64ab
2 changed files with 18 additions and 3 deletions
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20
src/video/windows/SDL_windowswindow.c
View File

@@ -582,7 +582,6 @@ static void CleanupWindowData(SDL_VideoDevice *_this, SDL_Window *window)
SDL_WindowData *data = window->internal;
if (data) {
#if !defined(SDL_PLATFORM_XBOXONE) && !defined(SDL_PLATFORM_XBOXSERIES)
if (data->drop_target) {
WIN_AcceptDragAndDrop(window, false);
@@ -591,6 +590,9 @@ static void CleanupWindowData(SDL_VideoDevice *_this, SDL_Window *window)
if (data->keyboard_hook) {
UnhookWindowsHookEx(data->keyboard_hook);
}
if (data->hicon) {
DestroyIcon(data->hicon);
}
ReleaseDC(data->hwnd, data->hdc);
RemoveProp(data->hwnd, TEXT("SDL_WindowData"));
#endif
@@ -837,7 +839,8 @@ void WIN_SetWindowTitle(SDL_VideoDevice *_this, SDL_Window *window)
bool WIN_SetWindowIcon(SDL_VideoDevice *_this, SDL_Window *window, SDL_Surface *icon)
{
#if !defined(SDL_PLATFORM_XBOXONE) && !defined(SDL_PLATFORM_XBOXSERIES)
HWND hwnd = window->internal->hwnd;
SDL_WindowData *data = window->internal;
HWND hwnd = data->hwnd;
HICON hicon = NULL;
BYTE *icon_bmp;
int icon_len, mask_len, row_len, y;
@@ -888,9 +891,14 @@ bool WIN_SetWindowIcon(SDL_VideoDevice *_this, SDL_Window *window, SDL_Surface *
SDL_small_free(icon_bmp, isstack);
if (!hicon) {
result = SDL_SetError("SetWindowIcon() failed, error %08X", (unsigned int)GetLastError());
return SDL_SetError("SetWindowIcon() failed, error %08X", (unsigned int)GetLastError());
}
if (data->hicon) {
DestroyIcon(data->hicon);
}
data->hicon = hicon;
// Set the icon for the window
SendMessage(hwnd, WM_SETICON, ICON_SMALL, (LPARAM)hicon);
@@ -1364,6 +1372,12 @@ SDL_FullscreenResult WIN_SetWindowFullscreen(SDL_VideoDevice *_this, SDL_Window
WIN_MaximizeWindow(_this, window);
}
if (!fullscreen && data && data->hicon) {
// Reset the icon for the window when returning from fullscreen mode
SendMessage(hwnd, WM_SETICON, ICON_SMALL, 0);
SendMessage(hwnd, WM_SETICON, ICON_SMALL, (LPARAM)data->hicon);
}
#ifdef HIGHDPI_DEBUG
SDL_Log("WIN_SetWindowFullscreen: %d finished. Set window to %d,%d, %dx%d", (int)fullscreen, x, y, w, h);
#endif

1
src/video/windows/SDL_windowswindow.h
View File

@@ -68,6 +68,7 @@ struct SDL_WindowData
HDC mdc;
HINSTANCE hinstance;
HBITMAP hbm;
HICON hicon;
WNDPROC wndproc;
HHOOK keyboard_hook;
WPARAM mouse_button_flags;