Atlas - SDL_categories.c
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1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2025 Sam Lantinga <[email protected]>
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// SDL event categories
24
25#include "SDL_events_c.h"
26#include "SDL_categories_c.h"
27
28SDL_EventCategory SDL_GetEventCategory(Uint32 type)
29{
30    if (type >= SDL_EVENT_USER && type <= SDL_EVENT_LAST) {
31        return SDL_EVENTCATEGORY_USER;
32    }
33    else if (type >= SDL_EVENT_DISPLAY_FIRST && type <= SDL_EVENT_DISPLAY_LAST) {
34        return SDL_EVENTCATEGORY_DISPLAY;
35    }
36    else if (type >= SDL_EVENT_WINDOW_FIRST && type <= SDL_EVENT_WINDOW_LAST) {
37        return SDL_EVENTCATEGORY_WINDOW;
38    }
39    switch (type) {
40    default:
41        SDL_SetError("Unknown event type");
42        return SDL_EVENTCATEGORY_UNKNOWN;
43
44    case SDL_EVENT_KEYMAP_CHANGED:
45    case SDL_EVENT_TERMINATING:
46    case SDL_EVENT_LOW_MEMORY:
47    case SDL_EVENT_WILL_ENTER_BACKGROUND:
48    case SDL_EVENT_DID_ENTER_BACKGROUND:
49    case SDL_EVENT_WILL_ENTER_FOREGROUND:
50    case SDL_EVENT_DID_ENTER_FOREGROUND:
51    case SDL_EVENT_LOCALE_CHANGED:
52    case SDL_EVENT_SYSTEM_THEME_CHANGED:
53        return SDL_EVENTCATEGORY_SYSTEM;
54
55    case SDL_EVENT_RENDER_TARGETS_RESET:
56    case SDL_EVENT_RENDER_DEVICE_RESET:
57    case SDL_EVENT_RENDER_DEVICE_LOST:
58        return SDL_EVENTCATEGORY_RENDER;
59
60    case SDL_EVENT_QUIT:
61        return SDL_EVENTCATEGORY_QUIT;
62
63    case SDL_EVENT_KEY_DOWN:
64    case SDL_EVENT_KEY_UP:
65        return SDL_EVENTCATEGORY_KEY;
66
67    case SDL_EVENT_TEXT_EDITING:
68        return SDL_EVENTCATEGORY_EDIT;
69
70    case SDL_EVENT_TEXT_INPUT:
71        return SDL_EVENTCATEGORY_TEXT;
72
73    case SDL_EVENT_KEYBOARD_ADDED:
74    case SDL_EVENT_KEYBOARD_REMOVED:
75        return SDL_EVENTCATEGORY_KDEVICE;
76
77    case SDL_EVENT_TEXT_EDITING_CANDIDATES:
78        return SDL_EVENTCATEGORY_EDIT_CANDIDATES;
79
80    case SDL_EVENT_MOUSE_MOTION:
81        return SDL_EVENTCATEGORY_MOTION;
82
83    case SDL_EVENT_MOUSE_BUTTON_DOWN:
84    case SDL_EVENT_MOUSE_BUTTON_UP:
85        return SDL_EVENTCATEGORY_BUTTON;
86
87    case SDL_EVENT_MOUSE_WHEEL:
88        return SDL_EVENTCATEGORY_WHEEL;
89
90    case SDL_EVENT_MOUSE_ADDED:
91    case SDL_EVENT_MOUSE_REMOVED:
92        return SDL_EVENTCATEGORY_MDEVICE;
93
94    case SDL_EVENT_JOYSTICK_AXIS_MOTION:
95        return SDL_EVENTCATEGORY_JAXIS;
96
97    case SDL_EVENT_JOYSTICK_BALL_MOTION:
98        return SDL_EVENTCATEGORY_JBALL;
99
100    case SDL_EVENT_JOYSTICK_HAT_MOTION:
101        return SDL_EVENTCATEGORY_JHAT;
102
103    case SDL_EVENT_JOYSTICK_BUTTON_DOWN:
104    case SDL_EVENT_JOYSTICK_BUTTON_UP:
105        return SDL_EVENTCATEGORY_JBUTTON;
106
107    case SDL_EVENT_JOYSTICK_ADDED:
108    case SDL_EVENT_JOYSTICK_REMOVED:
109    case SDL_EVENT_JOYSTICK_UPDATE_COMPLETE:
110        return SDL_EVENTCATEGORY_JDEVICE;
111
112    case SDL_EVENT_JOYSTICK_BATTERY_UPDATED:
113        return SDL_EVENTCATEGORY_JBATTERY;
114
115    case SDL_EVENT_GAMEPAD_AXIS_MOTION:
116        return SDL_EVENTCATEGORY_GAXIS;
117
118    case SDL_EVENT_GAMEPAD_BUTTON_DOWN:
119    case SDL_EVENT_GAMEPAD_BUTTON_UP:
120        return SDL_EVENTCATEGORY_GBUTTON;
121
122    case SDL_EVENT_GAMEPAD_ADDED:
123    case SDL_EVENT_GAMEPAD_REMOVED:
124    case SDL_EVENT_GAMEPAD_REMAPPED:
125    case SDL_EVENT_GAMEPAD_UPDATE_COMPLETE:
126    case SDL_EVENT_GAMEPAD_STEAM_HANDLE_UPDATED:
127        return SDL_EVENTCATEGORY_GDEVICE;
128
129    case SDL_EVENT_GAMEPAD_TOUCHPAD_DOWN:
130    case SDL_EVENT_GAMEPAD_TOUCHPAD_MOTION:
131    case SDL_EVENT_GAMEPAD_TOUCHPAD_UP:
132        return SDL_EVENTCATEGORY_GTOUCHPAD;
133
134    case SDL_EVENT_GAMEPAD_SENSOR_UPDATE:
135        return SDL_EVENTCATEGORY_GSENSOR;
136
137    case SDL_EVENT_FINGER_DOWN:
138    case SDL_EVENT_FINGER_UP:
139    case SDL_EVENT_FINGER_CANCELED:
140    case SDL_EVENT_FINGER_MOTION:
141        return SDL_EVENTCATEGORY_TFINGER;
142
143    case SDL_EVENT_CLIPBOARD_UPDATE:
144        return SDL_EVENTCATEGORY_CLIPBOARD;
145
146    case SDL_EVENT_DROP_FILE:
147    case SDL_EVENT_DROP_TEXT:
148    case SDL_EVENT_DROP_BEGIN:
149    case SDL_EVENT_DROP_COMPLETE:
150    case SDL_EVENT_DROP_POSITION:
151        return SDL_EVENTCATEGORY_DROP;
152
153    case SDL_EVENT_AUDIO_DEVICE_ADDED:
154    case SDL_EVENT_AUDIO_DEVICE_REMOVED:
155    case SDL_EVENT_AUDIO_DEVICE_FORMAT_CHANGED:
156        return SDL_EVENTCATEGORY_ADEVICE;
157
158    case SDL_EVENT_SENSOR_UPDATE:
159        return SDL_EVENTCATEGORY_SENSOR;
160
161    case SDL_EVENT_PEN_PROXIMITY_IN:
162    case SDL_EVENT_PEN_PROXIMITY_OUT:
163        return SDL_EVENTCATEGORY_PPROXIMITY;
164
165    case SDL_EVENT_PEN_DOWN:
166    case SDL_EVENT_PEN_UP:
167        return SDL_EVENTCATEGORY_PTOUCH;
168
169    case SDL_EVENT_PEN_BUTTON_DOWN:
170    case SDL_EVENT_PEN_BUTTON_UP:
171        return SDL_EVENTCATEGORY_PBUTTON;
172
173    case SDL_EVENT_PEN_MOTION:
174        return SDL_EVENTCATEGORY_PMOTION;
175
176    case SDL_EVENT_PEN_AXIS:
177        return SDL_EVENTCATEGORY_PAXIS;
178
179    case SDL_EVENT_CAMERA_DEVICE_ADDED:
180    case SDL_EVENT_CAMERA_DEVICE_REMOVED:
181    case SDL_EVENT_CAMERA_DEVICE_APPROVED:
182    case SDL_EVENT_CAMERA_DEVICE_DENIED:
183        return SDL_EVENTCATEGORY_CDEVICE;
184    }
185}
186
187SDL_Window *SDL_GetWindowFromEvent(const SDL_Event *event)
188{
189    SDL_WindowID windowID;
190
191    switch (SDL_GetEventCategory(event->type)) {
192    case SDL_EVENTCATEGORY_USER:
193        windowID = event->user.windowID;
194        break;
195    case SDL_EVENTCATEGORY_WINDOW:
196        windowID = event->window.windowID;
197        break;
198    case SDL_EVENTCATEGORY_KEY:
199        windowID = event->key.windowID;
200        break;
201    case SDL_EVENTCATEGORY_EDIT:
202        windowID = event->edit.windowID;
203        break;
204    case SDL_EVENTCATEGORY_TEXT:
205        windowID = event->text.windowID;
206        break;
207    case SDL_EVENTCATEGORY_EDIT_CANDIDATES:
208        windowID = event->edit_candidates.windowID;
209        break;
210    case SDL_EVENTCATEGORY_MOTION:
211        windowID = event->motion.windowID;
212        break;
213    case SDL_EVENTCATEGORY_BUTTON:
214        windowID = event->button.windowID;
215        break;
216    case SDL_EVENTCATEGORY_WHEEL:
217        windowID = event->wheel.windowID;
218        break;
219    case SDL_EVENTCATEGORY_TFINGER:
220        windowID = event->tfinger.windowID;
221        break;
222    case SDL_EVENTCATEGORY_PPROXIMITY:
223        windowID = event->pproximity.windowID;
224        break;
225    case SDL_EVENTCATEGORY_PTOUCH:
226        windowID = event->ptouch.windowID;
227        break;
228    case SDL_EVENTCATEGORY_PBUTTON:
229        windowID = event->pbutton.windowID;
230        break;
231    case SDL_EVENTCATEGORY_PMOTION:
232        windowID = event->pmotion.windowID;
233        break;
234    case SDL_EVENTCATEGORY_PAXIS:
235        windowID = event->paxis.windowID;
236        break;
237    case SDL_EVENTCATEGORY_DROP:
238        windowID = event->drop.windowID;
239        break;
240    case SDL_EVENTCATEGORY_RENDER:
241        windowID = event->render.windowID;
242        break;
243    default:
244        // < 0  -> invalid event type (error is set by SDL_GetEventCategory)
245        // else -> event has no associated window (not an error)
246        return NULL;
247    }
248    return SDL_GetWindowFromID(windowID);
249}
250
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