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Commit | Line | Data |
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c8b405b6 GH |
1 | #include "sysemu/sysemu.h" |
2 | #include "qapi-types.h" | |
e842c68d | 3 | #include "qmp-commands.h" |
c43ce551 | 4 | #include "trace.h" |
c8b405b6 | 5 | #include "ui/input.h" |
c43ce551 | 6 | #include "ui/console.h" |
c8b405b6 GH |
7 | |
8 | struct QemuInputHandlerState { | |
9 | DeviceState *dev; | |
10 | QemuInputHandler *handler; | |
11 | int id; | |
12 | int events; | |
13 | QTAILQ_ENTRY(QemuInputHandlerState) node; | |
14 | }; | |
15 | static QTAILQ_HEAD(, QemuInputHandlerState) handlers = | |
16 | QTAILQ_HEAD_INITIALIZER(handlers); | |
4a33f45e GH |
17 | static NotifierList mouse_mode_notifiers = |
18 | NOTIFIER_LIST_INITIALIZER(mouse_mode_notifiers); | |
c8b405b6 GH |
19 | |
20 | QemuInputHandlerState *qemu_input_handler_register(DeviceState *dev, | |
21 | QemuInputHandler *handler) | |
22 | { | |
23 | QemuInputHandlerState *s = g_new0(QemuInputHandlerState, 1); | |
24 | static int id = 1; | |
25 | ||
26 | s->dev = dev; | |
27 | s->handler = handler; | |
28 | s->id = id++; | |
29 | QTAILQ_INSERT_TAIL(&handlers, s, node); | |
4a33f45e GH |
30 | |
31 | qemu_input_check_mode_change(); | |
c8b405b6 GH |
32 | return s; |
33 | } | |
34 | ||
35 | void qemu_input_handler_activate(QemuInputHandlerState *s) | |
36 | { | |
37 | QTAILQ_REMOVE(&handlers, s, node); | |
38 | QTAILQ_INSERT_HEAD(&handlers, s, node); | |
4a33f45e | 39 | qemu_input_check_mode_change(); |
c8b405b6 GH |
40 | } |
41 | ||
42 | void qemu_input_handler_unregister(QemuInputHandlerState *s) | |
43 | { | |
44 | QTAILQ_REMOVE(&handlers, s, node); | |
45 | g_free(s); | |
4a33f45e | 46 | qemu_input_check_mode_change(); |
c8b405b6 GH |
47 | } |
48 | ||
49 | static QemuInputHandlerState* | |
50 | qemu_input_find_handler(uint32_t mask) | |
51 | { | |
52 | QemuInputHandlerState *s; | |
53 | ||
54 | QTAILQ_FOREACH(s, &handlers, node) { | |
55 | if (mask & s->handler->mask) { | |
56 | return s; | |
57 | } | |
58 | } | |
59 | return NULL; | |
60 | } | |
61 | ||
d3535431 GH |
62 | static void qemu_input_transform_abs_rotate(InputEvent *evt) |
63 | { | |
64 | switch (graphic_rotate) { | |
65 | case 90: | |
66 | if (evt->abs->axis == INPUT_AXIS_X) { | |
67 | evt->abs->axis = INPUT_AXIS_Y; | |
68 | } else if (evt->abs->axis == INPUT_AXIS_Y) { | |
69 | evt->abs->axis = INPUT_AXIS_X; | |
70 | evt->abs->value = INPUT_EVENT_ABS_SIZE - 1 - evt->abs->value; | |
71 | } | |
72 | break; | |
73 | case 180: | |
74 | evt->abs->value = INPUT_EVENT_ABS_SIZE - 1 - evt->abs->value; | |
75 | break; | |
76 | case 270: | |
77 | if (evt->abs->axis == INPUT_AXIS_X) { | |
78 | evt->abs->axis = INPUT_AXIS_Y; | |
79 | evt->abs->value = INPUT_EVENT_ABS_SIZE - 1 - evt->abs->value; | |
80 | } else if (evt->abs->axis == INPUT_AXIS_Y) { | |
81 | evt->abs->axis = INPUT_AXIS_X; | |
82 | } | |
83 | break; | |
84 | } | |
85 | } | |
86 | ||
c43ce551 GH |
87 | static void qemu_input_event_trace(QemuConsole *src, InputEvent *evt) |
88 | { | |
89 | const char *name; | |
90 | int idx = -1; | |
91 | ||
92 | if (src) { | |
93 | idx = qemu_console_get_index(src); | |
94 | } | |
95 | switch (evt->kind) { | |
96 | case INPUT_EVENT_KIND_KEY: | |
97 | switch (evt->key->key->kind) { | |
98 | case KEY_VALUE_KIND_NUMBER: | |
99 | trace_input_event_key_number(idx, evt->key->key->number, | |
100 | evt->key->down); | |
101 | break; | |
102 | case KEY_VALUE_KIND_QCODE: | |
103 | name = QKeyCode_lookup[evt->key->key->qcode]; | |
104 | trace_input_event_key_qcode(idx, name, evt->key->down); | |
105 | break; | |
106 | case KEY_VALUE_KIND_MAX: | |
107 | /* keep gcc happy */ | |
108 | break; | |
109 | } | |
110 | break; | |
111 | case INPUT_EVENT_KIND_BTN: | |
112 | name = InputButton_lookup[evt->btn->button]; | |
113 | trace_input_event_btn(idx, name, evt->btn->down); | |
114 | break; | |
115 | case INPUT_EVENT_KIND_REL: | |
116 | name = InputAxis_lookup[evt->rel->axis]; | |
117 | trace_input_event_rel(idx, name, evt->rel->value); | |
118 | break; | |
119 | case INPUT_EVENT_KIND_ABS: | |
120 | name = InputAxis_lookup[evt->abs->axis]; | |
121 | trace_input_event_abs(idx, name, evt->abs->value); | |
122 | break; | |
123 | case INPUT_EVENT_KIND_MAX: | |
124 | /* keep gcc happy */ | |
125 | break; | |
126 | } | |
127 | } | |
128 | ||
c8b405b6 GH |
129 | void qemu_input_event_send(QemuConsole *src, InputEvent *evt) |
130 | { | |
131 | QemuInputHandlerState *s; | |
132 | ||
133 | if (!runstate_is_running() && !runstate_check(RUN_STATE_SUSPENDED)) { | |
134 | return; | |
135 | } | |
136 | ||
c43ce551 GH |
137 | qemu_input_event_trace(src, evt); |
138 | ||
d3535431 GH |
139 | /* pre processing */ |
140 | if (graphic_rotate && (evt->kind == INPUT_EVENT_KIND_ABS)) { | |
141 | qemu_input_transform_abs_rotate(evt); | |
142 | } | |
143 | ||
144 | /* send event */ | |
c8b405b6 | 145 | s = qemu_input_find_handler(1 << evt->kind); |
bdcc3a28 GH |
146 | if (!s) { |
147 | return; | |
148 | } | |
c8b405b6 GH |
149 | s->handler->event(s->dev, src, evt); |
150 | s->events++; | |
151 | } | |
152 | ||
153 | void qemu_input_event_sync(void) | |
154 | { | |
155 | QemuInputHandlerState *s; | |
156 | ||
157 | if (!runstate_is_running() && !runstate_check(RUN_STATE_SUSPENDED)) { | |
158 | return; | |
159 | } | |
160 | ||
c43ce551 GH |
161 | trace_input_event_sync(); |
162 | ||
c8b405b6 GH |
163 | QTAILQ_FOREACH(s, &handlers, node) { |
164 | if (!s->events) { | |
165 | continue; | |
166 | } | |
167 | if (s->handler->sync) { | |
168 | s->handler->sync(s->dev); | |
169 | } | |
170 | s->events = 0; | |
171 | } | |
172 | } | |
65671475 GH |
173 | |
174 | InputEvent *qemu_input_event_new_key(KeyValue *key, bool down) | |
175 | { | |
176 | InputEvent *evt = g_new0(InputEvent, 1); | |
177 | evt->key = g_new0(InputKeyEvent, 1); | |
178 | evt->kind = INPUT_EVENT_KIND_KEY; | |
179 | evt->key->key = key; | |
180 | evt->key->down = down; | |
181 | return evt; | |
182 | } | |
183 | ||
184 | void qemu_input_event_send_key(QemuConsole *src, KeyValue *key, bool down) | |
185 | { | |
186 | InputEvent *evt; | |
187 | evt = qemu_input_event_new_key(key, down); | |
188 | qemu_input_event_send(src, evt); | |
189 | qemu_input_event_sync(); | |
190 | qapi_free_InputEvent(evt); | |
191 | } | |
192 | ||
193 | void qemu_input_event_send_key_number(QemuConsole *src, int num, bool down) | |
194 | { | |
195 | KeyValue *key = g_new0(KeyValue, 1); | |
196 | key->kind = KEY_VALUE_KIND_NUMBER; | |
197 | key->number = num; | |
198 | qemu_input_event_send_key(src, key, down); | |
199 | } | |
200 | ||
201 | void qemu_input_event_send_key_qcode(QemuConsole *src, QKeyCode q, bool down) | |
202 | { | |
203 | KeyValue *key = g_new0(KeyValue, 1); | |
204 | key->kind = KEY_VALUE_KIND_QCODE; | |
205 | key->qcode = q; | |
206 | qemu_input_event_send_key(src, key, down); | |
207 | } | |
43579403 GH |
208 | |
209 | InputEvent *qemu_input_event_new_btn(InputButton btn, bool down) | |
210 | { | |
211 | InputEvent *evt = g_new0(InputEvent, 1); | |
212 | evt->btn = g_new0(InputBtnEvent, 1); | |
213 | evt->kind = INPUT_EVENT_KIND_BTN; | |
214 | evt->btn->button = btn; | |
215 | evt->btn->down = down; | |
216 | return evt; | |
217 | } | |
218 | ||
219 | void qemu_input_queue_btn(QemuConsole *src, InputButton btn, bool down) | |
220 | { | |
221 | InputEvent *evt; | |
222 | evt = qemu_input_event_new_btn(btn, down); | |
223 | qemu_input_event_send(src, evt); | |
224 | qapi_free_InputEvent(evt); | |
225 | } | |
226 | ||
227 | void qemu_input_update_buttons(QemuConsole *src, uint32_t *button_map, | |
228 | uint32_t button_old, uint32_t button_new) | |
229 | { | |
230 | InputButton btn; | |
231 | uint32_t mask; | |
232 | ||
233 | for (btn = 0; btn < INPUT_BUTTON_MAX; btn++) { | |
234 | mask = button_map[btn]; | |
235 | if ((button_old & mask) == (button_new & mask)) { | |
236 | continue; | |
237 | } | |
238 | qemu_input_queue_btn(src, btn, button_new & mask); | |
239 | } | |
240 | } | |
241 | ||
502c8db5 GH |
242 | bool qemu_input_is_absolute(void) |
243 | { | |
244 | QemuInputHandlerState *s; | |
245 | ||
246 | s = qemu_input_find_handler(INPUT_EVENT_MASK_REL | INPUT_EVENT_MASK_ABS); | |
247 | return (s != NULL) && (s->handler->mask & INPUT_EVENT_MASK_ABS); | |
248 | } | |
249 | ||
43579403 GH |
250 | int qemu_input_scale_axis(int value, int size_in, int size_out) |
251 | { | |
252 | if (size_in < 2) { | |
253 | return size_out / 2; | |
254 | } | |
255 | return (int64_t)value * (size_out - 1) / (size_in - 1); | |
256 | } | |
257 | ||
258 | InputEvent *qemu_input_event_new_move(InputEventKind kind, | |
259 | InputAxis axis, int value) | |
260 | { | |
261 | InputEvent *evt = g_new0(InputEvent, 1); | |
262 | InputMoveEvent *move = g_new0(InputMoveEvent, 1); | |
263 | ||
264 | evt->kind = kind; | |
265 | evt->data = move; | |
266 | move->axis = axis; | |
267 | move->value = value; | |
268 | return evt; | |
269 | } | |
270 | ||
271 | void qemu_input_queue_rel(QemuConsole *src, InputAxis axis, int value) | |
272 | { | |
273 | InputEvent *evt; | |
274 | evt = qemu_input_event_new_move(INPUT_EVENT_KIND_REL, axis, value); | |
275 | qemu_input_event_send(src, evt); | |
276 | qapi_free_InputEvent(evt); | |
277 | } | |
278 | ||
279 | void qemu_input_queue_abs(QemuConsole *src, InputAxis axis, int value, int size) | |
280 | { | |
281 | InputEvent *evt; | |
282 | int scaled = qemu_input_scale_axis(value, size, INPUT_EVENT_ABS_SIZE); | |
283 | evt = qemu_input_event_new_move(INPUT_EVENT_KIND_ABS, axis, scaled); | |
284 | qemu_input_event_send(src, evt); | |
285 | qapi_free_InputEvent(evt); | |
286 | } | |
4a33f45e GH |
287 | |
288 | void qemu_input_check_mode_change(void) | |
289 | { | |
290 | static int current_is_absolute; | |
291 | int is_absolute; | |
292 | ||
293 | is_absolute = qemu_input_is_absolute(); | |
294 | ||
295 | if (is_absolute != current_is_absolute) { | |
a8dfb1c3 | 296 | trace_input_mouse_mode(is_absolute); |
4a33f45e GH |
297 | notifier_list_notify(&mouse_mode_notifiers, NULL); |
298 | } | |
299 | ||
300 | current_is_absolute = is_absolute; | |
301 | } | |
302 | ||
303 | void qemu_add_mouse_mode_change_notifier(Notifier *notify) | |
304 | { | |
305 | notifier_list_add(&mouse_mode_notifiers, notify); | |
306 | } | |
307 | ||
308 | void qemu_remove_mouse_mode_change_notifier(Notifier *notify) | |
309 | { | |
310 | notifier_remove(notify); | |
311 | } | |
e842c68d GH |
312 | |
313 | MouseInfoList *qmp_query_mice(Error **errp) | |
314 | { | |
315 | MouseInfoList *mice_list = NULL; | |
316 | MouseInfoList *info; | |
317 | QemuInputHandlerState *s; | |
318 | bool current = true; | |
319 | ||
320 | QTAILQ_FOREACH(s, &handlers, node) { | |
321 | if (!(s->handler->mask & | |
322 | (INPUT_EVENT_MASK_REL | INPUT_EVENT_MASK_ABS))) { | |
323 | continue; | |
324 | } | |
325 | ||
326 | info = g_new0(MouseInfoList, 1); | |
327 | info->value = g_new0(MouseInfo, 1); | |
328 | info->value->index = s->id; | |
329 | info->value->name = g_strdup(s->handler->name); | |
330 | info->value->absolute = s->handler->mask & INPUT_EVENT_MASK_ABS; | |
331 | info->value->current = current; | |
332 | ||
333 | current = false; | |
334 | info->next = mice_list; | |
335 | mice_list = info; | |
336 | } | |
337 | ||
338 | return mice_list; | |
339 | } | |
70b52f62 GH |
340 | |
341 | void do_mouse_set(Monitor *mon, const QDict *qdict) | |
342 | { | |
343 | QemuInputHandlerState *s; | |
344 | int index = qdict_get_int(qdict, "index"); | |
345 | int found = 0; | |
346 | ||
347 | QTAILQ_FOREACH(s, &handlers, node) { | |
0419f78f HB |
348 | if (s->id != index) { |
349 | continue; | |
70b52f62 | 350 | } |
0419f78f HB |
351 | if (!(s->handler->mask & (INPUT_EVENT_MASK_REL | |
352 | INPUT_EVENT_MASK_ABS))) { | |
353 | error_report("Input device '%s' is not a mouse", s->handler->name); | |
354 | return; | |
355 | } | |
356 | found = 1; | |
357 | qemu_input_handler_activate(s); | |
358 | break; | |
70b52f62 GH |
359 | } |
360 | ||
361 | if (!found) { | |
0419f78f | 362 | error_report("Mouse at index '%d' not found", index); |
70b52f62 GH |
363 | } |
364 | ||
365 | qemu_input_check_mode_change(); | |
366 | } |