SDL 2.0
SDL_displayevents.c
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1/*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20*/
21#include "../SDL_internal.h"
22
23/* Display event handling code for SDL */
24
25#include "SDL_events.h"
26#include "SDL_events_c.h"
27
28
29int
30SDL_SendDisplayEvent(SDL_VideoDisplay *display, Uint8 displayevent, int data1)
31{
32 int posted;
33
34 if (!display) {
35 return 0;
36 }
37 switch (displayevent) {
39 if (data1 == SDL_ORIENTATION_UNKNOWN || data1 == display->orientation) {
40 return 0;
41 }
42 display->orientation = (SDL_DisplayOrientation)data1;
43 break;
44 }
45
46 /* Post the event, if desired */
47 posted = 0;
50 event.type = SDL_DISPLAYEVENT;
51 event.display.event = displayevent;
52 event.display.display = SDL_GetIndexOfDisplay(display);
53 event.display.data1 = data1;
54 posted = (SDL_PushEvent(&event) > 0);
55 }
56
57 return (posted);
58}
59
60/* vi: set ts=4 sw=4 expandtab: */
int SDL_SendDisplayEvent(SDL_VideoDisplay *display, Uint8 displayevent, int data1)
#define SDL_PushEvent
@ SDL_DISPLAYEVENT
Definition: SDL_events.h:89
#define SDL_GetEventState(type)
Definition: SDL_events.h:772
#define SDL_ENABLE
Definition: SDL_events.h:759
struct _cl_event * event
uint8_t Uint8
Definition: SDL_stdinc.h:179
int SDL_GetIndexOfDisplay(SDL_VideoDisplay *display)
Definition: SDL_video.c:642
@ SDL_DISPLAYEVENT_ORIENTATION
Definition: SDL_video.h:178
SDL_DisplayOrientation
Definition: SDL_video.h:182
@ SDL_ORIENTATION_UNKNOWN
Definition: SDL_video.h:183
SDL_DisplayOrientation orientation
Definition: SDL_sysvideo.h:133
General event structure.
Definition: SDL_events.h:558