root / input.c @ 18ebcc86
History | View | Annotate | Download (7.2 kB)
1 |
/*
|
---|---|
2 |
* QEMU System Emulator
|
3 |
*
|
4 |
* Copyright (c) 2003-2008 Fabrice Bellard
|
5 |
*
|
6 |
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
7 |
* of this software and associated documentation files (the "Software"), to deal
|
8 |
* in the Software without restriction, including without limitation the rights
|
9 |
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
10 |
* copies of the Software, and to permit persons to whom the Software is
|
11 |
* furnished to do so, subject to the following conditions:
|
12 |
*
|
13 |
* The above copyright notice and this permission notice shall be included in
|
14 |
* all copies or substantial portions of the Software.
|
15 |
*
|
16 |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
17 |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
18 |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
19 |
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
20 |
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
21 |
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
22 |
* THE SOFTWARE.
|
23 |
*/
|
24 |
|
25 |
#include "sysemu.h" |
26 |
#include "net.h" |
27 |
#include "monitor.h" |
28 |
#include "console.h" |
29 |
#include "error.h" |
30 |
#include "qmp-commands.h" |
31 |
|
32 |
static QEMUPutKBDEvent *qemu_put_kbd_event;
|
33 |
static void *qemu_put_kbd_event_opaque; |
34 |
static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers = QTAILQ_HEAD_INITIALIZER(led_handlers);
|
35 |
static QTAILQ_HEAD(, QEMUPutMouseEntry) mouse_handlers =
|
36 |
QTAILQ_HEAD_INITIALIZER(mouse_handlers); |
37 |
static NotifierList mouse_mode_notifiers =
|
38 |
NOTIFIER_LIST_INITIALIZER(mouse_mode_notifiers); |
39 |
|
40 |
void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) |
41 |
{ |
42 |
qemu_put_kbd_event_opaque = opaque; |
43 |
qemu_put_kbd_event = func; |
44 |
} |
45 |
|
46 |
void qemu_remove_kbd_event_handler(void) |
47 |
{ |
48 |
qemu_put_kbd_event_opaque = NULL;
|
49 |
qemu_put_kbd_event = NULL;
|
50 |
} |
51 |
|
52 |
static void check_mode_change(void) |
53 |
{ |
54 |
static int current_is_absolute, current_has_absolute; |
55 |
int is_absolute;
|
56 |
int has_absolute;
|
57 |
|
58 |
is_absolute = kbd_mouse_is_absolute(); |
59 |
has_absolute = kbd_mouse_has_absolute(); |
60 |
|
61 |
if (is_absolute != current_is_absolute ||
|
62 |
has_absolute != current_has_absolute) { |
63 |
notifier_list_notify(&mouse_mode_notifiers, NULL);
|
64 |
} |
65 |
|
66 |
current_is_absolute = is_absolute; |
67 |
current_has_absolute = has_absolute; |
68 |
} |
69 |
|
70 |
QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, |
71 |
void *opaque, int absolute, |
72 |
const char *name) |
73 |
{ |
74 |
QEMUPutMouseEntry *s; |
75 |
static int mouse_index = 0; |
76 |
|
77 |
s = g_malloc0(sizeof(QEMUPutMouseEntry));
|
78 |
|
79 |
s->qemu_put_mouse_event = func; |
80 |
s->qemu_put_mouse_event_opaque = opaque; |
81 |
s->qemu_put_mouse_event_absolute = absolute; |
82 |
s->qemu_put_mouse_event_name = g_strdup(name); |
83 |
s->index = mouse_index++; |
84 |
|
85 |
QTAILQ_INSERT_TAIL(&mouse_handlers, s, node); |
86 |
|
87 |
check_mode_change(); |
88 |
|
89 |
return s;
|
90 |
} |
91 |
|
92 |
void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry)
|
93 |
{ |
94 |
QTAILQ_REMOVE(&mouse_handlers, entry, node); |
95 |
QTAILQ_INSERT_HEAD(&mouse_handlers, entry, node); |
96 |
|
97 |
check_mode_change(); |
98 |
} |
99 |
|
100 |
void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
|
101 |
{ |
102 |
QTAILQ_REMOVE(&mouse_handlers, entry, node); |
103 |
|
104 |
g_free(entry->qemu_put_mouse_event_name); |
105 |
g_free(entry); |
106 |
|
107 |
check_mode_change(); |
108 |
} |
109 |
|
110 |
QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func, |
111 |
void *opaque)
|
112 |
{ |
113 |
QEMUPutLEDEntry *s; |
114 |
|
115 |
s = g_malloc0(sizeof(QEMUPutLEDEntry));
|
116 |
|
117 |
s->put_led = func; |
118 |
s->opaque = opaque; |
119 |
QTAILQ_INSERT_TAIL(&led_handlers, s, next); |
120 |
return s;
|
121 |
} |
122 |
|
123 |
void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry)
|
124 |
{ |
125 |
if (entry == NULL) |
126 |
return;
|
127 |
QTAILQ_REMOVE(&led_handlers, entry, next); |
128 |
g_free(entry); |
129 |
} |
130 |
|
131 |
void kbd_put_keycode(int keycode) |
132 |
{ |
133 |
if (qemu_put_kbd_event) {
|
134 |
qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode); |
135 |
} |
136 |
} |
137 |
|
138 |
void kbd_put_ledstate(int ledstate) |
139 |
{ |
140 |
QEMUPutLEDEntry *cursor; |
141 |
|
142 |
QTAILQ_FOREACH(cursor, &led_handlers, next) { |
143 |
cursor->put_led(cursor->opaque, ledstate); |
144 |
} |
145 |
} |
146 |
|
147 |
void kbd_mouse_event(int dx, int dy, int dz, int buttons_state) |
148 |
{ |
149 |
QEMUPutMouseEntry *entry; |
150 |
QEMUPutMouseEvent *mouse_event; |
151 |
void *mouse_event_opaque;
|
152 |
int width, height;
|
153 |
|
154 |
if (QTAILQ_EMPTY(&mouse_handlers)) {
|
155 |
return;
|
156 |
} |
157 |
|
158 |
entry = QTAILQ_FIRST(&mouse_handlers); |
159 |
|
160 |
mouse_event = entry->qemu_put_mouse_event; |
161 |
mouse_event_opaque = entry->qemu_put_mouse_event_opaque; |
162 |
|
163 |
if (mouse_event) {
|
164 |
if (entry->qemu_put_mouse_event_absolute) {
|
165 |
width = 0x7fff;
|
166 |
height = 0x7fff;
|
167 |
} else {
|
168 |
width = graphic_width - 1;
|
169 |
height = graphic_height - 1;
|
170 |
} |
171 |
|
172 |
switch (graphic_rotate) {
|
173 |
case 0: |
174 |
mouse_event(mouse_event_opaque, |
175 |
dx, dy, dz, buttons_state); |
176 |
break;
|
177 |
case 90: |
178 |
mouse_event(mouse_event_opaque, |
179 |
width - dy, dx, dz, buttons_state); |
180 |
break;
|
181 |
case 180: |
182 |
mouse_event(mouse_event_opaque, |
183 |
width - dx, height - dy, dz, buttons_state); |
184 |
break;
|
185 |
case 270: |
186 |
mouse_event(mouse_event_opaque, |
187 |
dy, height - dx, dz, buttons_state); |
188 |
break;
|
189 |
} |
190 |
} |
191 |
} |
192 |
|
193 |
int kbd_mouse_is_absolute(void) |
194 |
{ |
195 |
if (QTAILQ_EMPTY(&mouse_handlers)) {
|
196 |
return 0; |
197 |
} |
198 |
|
199 |
return QTAILQ_FIRST(&mouse_handlers)->qemu_put_mouse_event_absolute;
|
200 |
} |
201 |
|
202 |
int kbd_mouse_has_absolute(void) |
203 |
{ |
204 |
QEMUPutMouseEntry *entry; |
205 |
|
206 |
QTAILQ_FOREACH(entry, &mouse_handlers, node) { |
207 |
if (entry->qemu_put_mouse_event_absolute) {
|
208 |
return 1; |
209 |
} |
210 |
} |
211 |
|
212 |
return 0; |
213 |
} |
214 |
|
215 |
MouseInfoList *qmp_query_mice(Error **errp) |
216 |
{ |
217 |
MouseInfoList *mice_list = NULL;
|
218 |
QEMUPutMouseEntry *cursor; |
219 |
bool current = true; |
220 |
|
221 |
QTAILQ_FOREACH(cursor, &mouse_handlers, node) { |
222 |
MouseInfoList *info = g_malloc0(sizeof(*info));
|
223 |
info->value = g_malloc0(sizeof(*info->value));
|
224 |
info->value->name = g_strdup(cursor->qemu_put_mouse_event_name); |
225 |
info->value->index = cursor->index; |
226 |
info->value->absolute = !!cursor->qemu_put_mouse_event_absolute; |
227 |
info->value->current = current; |
228 |
|
229 |
current = false;
|
230 |
|
231 |
info->next = mice_list; |
232 |
mice_list = info; |
233 |
} |
234 |
|
235 |
return mice_list;
|
236 |
} |
237 |
|
238 |
void do_mouse_set(Monitor *mon, const QDict *qdict) |
239 |
{ |
240 |
QEMUPutMouseEntry *cursor; |
241 |
int index = qdict_get_int(qdict, "index"); |
242 |
int found = 0; |
243 |
|
244 |
if (QTAILQ_EMPTY(&mouse_handlers)) {
|
245 |
monitor_printf(mon, "No mouse devices connected\n");
|
246 |
return;
|
247 |
} |
248 |
|
249 |
QTAILQ_FOREACH(cursor, &mouse_handlers, node) { |
250 |
if (cursor->index == index) {
|
251 |
found = 1;
|
252 |
qemu_activate_mouse_event_handler(cursor); |
253 |
break;
|
254 |
} |
255 |
} |
256 |
|
257 |
if (!found) {
|
258 |
monitor_printf(mon, "Mouse at given index not found\n");
|
259 |
} |
260 |
|
261 |
check_mode_change(); |
262 |
} |
263 |
|
264 |
void qemu_add_mouse_mode_change_notifier(Notifier *notify)
|
265 |
{ |
266 |
notifier_list_add(&mouse_mode_notifiers, notify); |
267 |
} |
268 |
|
269 |
void qemu_remove_mouse_mode_change_notifier(Notifier *notify)
|
270 |
{ |
271 |
notifier_list_remove(&mouse_mode_notifiers, notify); |
272 |
} |