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Fixed crash when creating a dummy window on Mac OS X

This commit is contained in:
Sam Lantinga 2016-12-11 11:45:33 -08:00
parent d6bcec8f6a
commit cb5a0b0f6a
1 changed files with 23 additions and 20 deletions
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43
src/video/SDL_video.c
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@ -1164,35 +1164,38 @@ SDL_UpdateFullscreenMode(SDL_Window * window, SDL_bool fullscreen)
CHECK_WINDOW_MAGIC(window,-1);
/* if we are in the process of hiding don't go back to fullscreen */
if ( window->is_hiding && fullscreen )
if (window->is_hiding && fullscreen) {
return 0;
}
#ifdef __MACOSX__
/* if the window is going away and no resolution change is necessary,
do nothing, or else we may trigger an ugly double-transition
do nothing, or else we may trigger an ugly double-transition
*/
if (window->is_destroying && (window->last_fullscreen_flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN_DESKTOP)
return 0;
/* If we're switching between a fullscreen Space and "normal" fullscreen, we need to get back to normal first. */
if (fullscreen && ((window->last_fullscreen_flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN_DESKTOP) && ((window->flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN)) {
if (!Cocoa_SetWindowFullscreenSpace(window, SDL_FALSE)) {
return -1;
if (SDL_strcmp(_this->name, "dummy") != 0) {
/* If we're switching between a fullscreen Space and "normal" fullscreen, we need to get back to normal first. */
if (fullscreen && ((window->last_fullscreen_flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN_DESKTOP) && ((window->flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN)) {
if (!Cocoa_SetWindowFullscreenSpace(window, SDL_FALSE)) {
return -1;
}
} else if (fullscreen && ((window->last_fullscreen_flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN) && ((window->flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN_DESKTOP)) {
display = SDL_GetDisplayForWindow(window);
SDL_SetDisplayModeForDisplay(display, NULL);
if (_this->SetWindowFullscreen) {
_this->SetWindowFullscreen(_this, window, display, SDL_FALSE);
}
}
} else if (fullscreen && ((window->last_fullscreen_flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN) && ((window->flags & FULLSCREEN_MASK) == SDL_WINDOW_FULLSCREEN_DESKTOP)) {
display = SDL_GetDisplayForWindow(window);
SDL_SetDisplayModeForDisplay(display, NULL);
if (_this->SetWindowFullscreen) {
_this->SetWindowFullscreen(_this, window, display, SDL_FALSE);
}
}
if (Cocoa_SetWindowFullscreenSpace(window, fullscreen)) {
if (Cocoa_IsWindowInFullscreenSpace(window) != fullscreen) {
return -1;
if (Cocoa_SetWindowFullscreenSpace(window, fullscreen)) {
if (Cocoa_IsWindowInFullscreenSpace(window) != fullscreen) {
return -1;
}
window->last_fullscreen_flags = window->flags;
return 0;
}
window->last_fullscreen_flags = window->flags;
return 0;
}
#elif __WINRT__ && (NTDDI_VERSION < NTDDI_WIN10)
/* HACK: WinRT 8.x apps can't choose whether or not they are fullscreen
@ -1345,7 +1348,7 @@ SDL_CreateWindow(const char *title, int x, int y, int w, int h, Uint32 flags)
}
}
if ( (((flags & SDL_WINDOW_UTILITY) != 0) + ((flags & SDL_WINDOW_TOOLTIP) != 0) + ((flags & SDL_WINDOW_POPUP_MENU) != 0)) > 1 ) {
if ((((flags & SDL_WINDOW_UTILITY) != 0) + ((flags & SDL_WINDOW_TOOLTIP) != 0) + ((flags & SDL_WINDOW_POPUP_MENU) != 0)) > 1) {
SDL_SetError("Conflicting window flags specified");
return NULL;
}
@ -3790,7 +3793,7 @@ SDL_SetWindowHitTest(SDL_Window * window, SDL_HitTest callback, void *userdata)
float SDL_ComputeDiagonalDPI(int hpix, int vpix, float hinches, float vinches)
{
float den2 = hinches * hinches + vinches * vinches;
if ( den2 <= 0.0f ) {
if (den2 <= 0.0f) {
return 0.0f;
}