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Better window parameter checking

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This commit is contained in:
Sam Lantinga 2011-02-10 10:37:35 -08:00
parent f8db477234
commit 7ec039ef93
1 changed files with 15 additions and 8 deletions
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23
src/video/SDL_video.c
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@ -1339,13 +1339,20 @@ SDL_SetWindowPosition(SDL_Window * window, int x, int y)
void
SDL_GetWindowPosition(SDL_Window * window, int *x, int *y)
{
CHECK_WINDOW_MAGIC(window, );
if (x) {
*x = window->x;
}
if (y) {
*y = window->y;
if (_this && window && window->magic == &_this->window_magic) {
if (x) {
*x = window->x;
}
if (y) {
*y = window->y;
}
} else {
if (x) {
*x = 0;
}
if (y) {
*y = 0;
}
}
}
@ -1366,7 +1373,7 @@ SDL_SetWindowSize(SDL_Window * window, int w, int h)
void
SDL_GetWindowSize(SDL_Window * window, int *w, int *h)
{
if (window) {
if (_this && window && window->magic == &_this->window_magic) {
if (w) {
*w = window->w;
}