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Fixed crash when tablet isn't detected properly

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This commit is contained in:
Sam Lantinga 2008-08-26 07:34:23 +00:00
parent 3b22c14a63
commit 9c7284cdda
2 changed files with 11 additions and 3 deletions
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5
src/events/SDL_mouse.c
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@ -374,6 +374,11 @@ SDL_SendProximity(int id, int x, int y, int type)
int index = SDL_GetMouseIndexId(id);
SDL_Mouse *mouse = SDL_GetMouse(index);
int posted = 0;
if (!mouse) {
return 0;
}
last_x = x;
last_y = y;
if (SDL_ProcessEvents[type] == SDL_ENABLE) {

9
src/events/SDL_mouse_c.h
View File

@ -112,15 +112,18 @@ extern void SDL_ResetMouse(int index);
/* Set the mouse focus window */
extern void SDL_SetMouseFocus(int id, SDL_WindowID windowID);
/* Send a mouse motion event for a mouse at an index */
/* Send a mouse motion event for a mouse */
extern int SDL_SendMouseMotion(int id, int relative, int x, int y, int z);
/* Send a mouse button event for a mouse at an index */
/* Send a mouse button event for a mouse */
extern int SDL_SendMouseButton(int id, Uint8 state, Uint8 button);
/* Send a mouse wheel event for a mouse at an index */
/* Send a mouse wheel event for a mouse */
extern int SDL_SendMouseWheel(int id, int x, int y);
/* Send a proximity event for a mouse */
extern int SDL_SendProximity(int id, int x, int y, int type);
/* Shutdown the mouse subsystem */
extern void SDL_MouseQuit(void);