1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
/* sxiv: events.c
* Copyright (c) 2011 Bert Muennich <muennich at informatik.hu-berlin.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/keysym.h>
#include "events.h"
#include "window.h"
void on_keypress(app_t*, XEvent*);
void on_configurenotify(app_t*, XEvent*);
void on_expose(app_t*, XEvent*);
extern Display *dpy;
static void (*handler[LASTEvent])(app_t*, XEvent*) = {
[Expose] = on_expose,
[ConfigureNotify] = on_configurenotify,
[KeyPress] = on_keypress
};
void event_loop(app_t *app) {
XEvent ev;
while (!XNextEvent(dpy, &ev)) {
if (handler[ev.type])
handler[ev.type](app, &ev);
}
}
void on_keypress(app_t *app, XEvent *ev) {
KeySym keysym;
XKeyEvent *kev;
if (!app || !ev)
return;
kev = &ev->xkey;
keysym = XKeycodeToKeysym(dpy, (KeyCode) kev->keycode, 0);
switch (keysym) {
case XK_Escape:
app_quit(app);
exit(1);
case XK_q:
app_quit(app);
exit(0);
}
}
void on_configurenotify(app_t *app, XEvent *ev) {
if (!app || !ev)
return;
win_configure(&app->win, &ev->xconfigure);
}
void on_expose(app_t *app, XEvent *ev) {
}
|
