2013-11-27 10:35:26 +01:00
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#include "sysemu/sysemu.h"
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#include "qapi-types.h"
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2013-12-10 17:09:36 +01:00
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#include "qmp-commands.h"
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2013-12-04 15:20:05 +01:00
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#include "trace.h"
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2013-11-27 10:35:26 +01:00
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#include "ui/input.h"
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2013-12-04 15:20:05 +01:00
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#include "ui/console.h"
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2013-11-27 10:35:26 +01:00
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struct QemuInputHandlerState {
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DeviceState *dev;
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QemuInputHandler *handler;
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int id;
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int events;
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QTAILQ_ENTRY(QemuInputHandlerState) node;
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};
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static QTAILQ_HEAD(, QemuInputHandlerState) handlers =
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QTAILQ_HEAD_INITIALIZER(handlers);
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2013-12-05 11:23:42 +01:00
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static NotifierList mouse_mode_notifiers =
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NOTIFIER_LIST_INITIALIZER(mouse_mode_notifiers);
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2013-11-27 10:35:26 +01:00
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QemuInputHandlerState *qemu_input_handler_register(DeviceState *dev,
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QemuInputHandler *handler)
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{
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QemuInputHandlerState *s = g_new0(QemuInputHandlerState, 1);
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static int id = 1;
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s->dev = dev;
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s->handler = handler;
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s->id = id++;
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QTAILQ_INSERT_TAIL(&handlers, s, node);
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2013-12-05 11:23:42 +01:00
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qemu_input_check_mode_change();
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2013-11-27 10:35:26 +01:00
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return s;
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}
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void qemu_input_handler_activate(QemuInputHandlerState *s)
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{
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QTAILQ_REMOVE(&handlers, s, node);
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QTAILQ_INSERT_HEAD(&handlers, s, node);
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2013-12-05 11:23:42 +01:00
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qemu_input_check_mode_change();
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2013-11-27 10:35:26 +01:00
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}
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2014-03-16 00:38:45 +01:00
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void qemu_input_handler_deactivate(QemuInputHandlerState *s)
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{
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QTAILQ_REMOVE(&handlers, s, node);
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QTAILQ_INSERT_TAIL(&handlers, s, node);
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qemu_input_check_mode_change();
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}
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2013-11-27 10:35:26 +01:00
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void qemu_input_handler_unregister(QemuInputHandlerState *s)
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{
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QTAILQ_REMOVE(&handlers, s, node);
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g_free(s);
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2013-12-05 11:23:42 +01:00
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qemu_input_check_mode_change();
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2013-11-27 10:35:26 +01:00
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}
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static QemuInputHandlerState*
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qemu_input_find_handler(uint32_t mask)
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{
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QemuInputHandlerState *s;
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QTAILQ_FOREACH(s, &handlers, node) {
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if (mask & s->handler->mask) {
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return s;
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}
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}
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return NULL;
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}
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2013-11-28 11:29:33 +01:00
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static void qemu_input_transform_abs_rotate(InputEvent *evt)
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{
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switch (graphic_rotate) {
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case 90:
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if (evt->abs->axis == INPUT_AXIS_X) {
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evt->abs->axis = INPUT_AXIS_Y;
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} else if (evt->abs->axis == INPUT_AXIS_Y) {
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evt->abs->axis = INPUT_AXIS_X;
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evt->abs->value = INPUT_EVENT_ABS_SIZE - 1 - evt->abs->value;
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}
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break;
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case 180:
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evt->abs->value = INPUT_EVENT_ABS_SIZE - 1 - evt->abs->value;
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break;
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case 270:
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if (evt->abs->axis == INPUT_AXIS_X) {
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evt->abs->axis = INPUT_AXIS_Y;
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evt->abs->value = INPUT_EVENT_ABS_SIZE - 1 - evt->abs->value;
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} else if (evt->abs->axis == INPUT_AXIS_Y) {
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evt->abs->axis = INPUT_AXIS_X;
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}
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break;
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}
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}
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2013-12-04 15:20:05 +01:00
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static void qemu_input_event_trace(QemuConsole *src, InputEvent *evt)
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{
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const char *name;
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int idx = -1;
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if (src) {
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idx = qemu_console_get_index(src);
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}
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switch (evt->kind) {
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case INPUT_EVENT_KIND_KEY:
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switch (evt->key->key->kind) {
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case KEY_VALUE_KIND_NUMBER:
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trace_input_event_key_number(idx, evt->key->key->number,
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evt->key->down);
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break;
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case KEY_VALUE_KIND_QCODE:
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name = QKeyCode_lookup[evt->key->key->qcode];
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trace_input_event_key_qcode(idx, name, evt->key->down);
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break;
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case KEY_VALUE_KIND_MAX:
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/* keep gcc happy */
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break;
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}
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break;
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case INPUT_EVENT_KIND_BTN:
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name = InputButton_lookup[evt->btn->button];
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trace_input_event_btn(idx, name, evt->btn->down);
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break;
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case INPUT_EVENT_KIND_REL:
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name = InputAxis_lookup[evt->rel->axis];
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trace_input_event_rel(idx, name, evt->rel->value);
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break;
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case INPUT_EVENT_KIND_ABS:
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name = InputAxis_lookup[evt->abs->axis];
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trace_input_event_abs(idx, name, evt->abs->value);
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break;
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case INPUT_EVENT_KIND_MAX:
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/* keep gcc happy */
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break;
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}
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}
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2013-11-27 10:35:26 +01:00
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void qemu_input_event_send(QemuConsole *src, InputEvent *evt)
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{
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QemuInputHandlerState *s;
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if (!runstate_is_running() && !runstate_check(RUN_STATE_SUSPENDED)) {
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return;
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}
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2013-12-04 15:20:05 +01:00
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qemu_input_event_trace(src, evt);
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2013-11-28 11:29:33 +01:00
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/* pre processing */
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if (graphic_rotate && (evt->kind == INPUT_EVENT_KIND_ABS)) {
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qemu_input_transform_abs_rotate(evt);
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}
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/* send event */
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2013-11-27 10:35:26 +01:00
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s = qemu_input_find_handler(1 << evt->kind);
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2014-03-31 16:07:30 +02:00
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if (!s) {
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return;
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}
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2013-11-27 10:35:26 +01:00
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s->handler->event(s->dev, src, evt);
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s->events++;
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}
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void qemu_input_event_sync(void)
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{
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QemuInputHandlerState *s;
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if (!runstate_is_running() && !runstate_check(RUN_STATE_SUSPENDED)) {
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return;
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}
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2013-12-04 15:20:05 +01:00
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trace_input_event_sync();
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2013-11-27 10:35:26 +01:00
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QTAILQ_FOREACH(s, &handlers, node) {
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if (!s->events) {
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continue;
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}
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if (s->handler->sync) {
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s->handler->sync(s->dev);
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}
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s->events = 0;
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}
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}
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2013-11-27 11:38:47 +01:00
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InputEvent *qemu_input_event_new_key(KeyValue *key, bool down)
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{
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InputEvent *evt = g_new0(InputEvent, 1);
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evt->key = g_new0(InputKeyEvent, 1);
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evt->kind = INPUT_EVENT_KIND_KEY;
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evt->key->key = key;
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evt->key->down = down;
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return evt;
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}
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void qemu_input_event_send_key(QemuConsole *src, KeyValue *key, bool down)
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{
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InputEvent *evt;
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evt = qemu_input_event_new_key(key, down);
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qemu_input_event_send(src, evt);
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qemu_input_event_sync();
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qapi_free_InputEvent(evt);
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}
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void qemu_input_event_send_key_number(QemuConsole *src, int num, bool down)
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{
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KeyValue *key = g_new0(KeyValue, 1);
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key->kind = KEY_VALUE_KIND_NUMBER;
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key->number = num;
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qemu_input_event_send_key(src, key, down);
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}
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void qemu_input_event_send_key_qcode(QemuConsole *src, QKeyCode q, bool down)
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{
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KeyValue *key = g_new0(KeyValue, 1);
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key->kind = KEY_VALUE_KIND_QCODE;
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key->qcode = q;
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qemu_input_event_send_key(src, key, down);
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}
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2013-11-27 18:24:29 +01:00
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InputEvent *qemu_input_event_new_btn(InputButton btn, bool down)
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{
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InputEvent *evt = g_new0(InputEvent, 1);
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evt->btn = g_new0(InputBtnEvent, 1);
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evt->kind = INPUT_EVENT_KIND_BTN;
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evt->btn->button = btn;
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evt->btn->down = down;
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return evt;
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}
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void qemu_input_queue_btn(QemuConsole *src, InputButton btn, bool down)
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{
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InputEvent *evt;
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evt = qemu_input_event_new_btn(btn, down);
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qemu_input_event_send(src, evt);
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qapi_free_InputEvent(evt);
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}
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void qemu_input_update_buttons(QemuConsole *src, uint32_t *button_map,
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uint32_t button_old, uint32_t button_new)
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{
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InputButton btn;
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uint32_t mask;
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for (btn = 0; btn < INPUT_BUTTON_MAX; btn++) {
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mask = button_map[btn];
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if ((button_old & mask) == (button_new & mask)) {
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continue;
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}
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qemu_input_queue_btn(src, btn, button_new & mask);
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}
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}
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2013-11-28 11:31:09 +01:00
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bool qemu_input_is_absolute(void)
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{
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QemuInputHandlerState *s;
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s = qemu_input_find_handler(INPUT_EVENT_MASK_REL | INPUT_EVENT_MASK_ABS);
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return (s != NULL) && (s->handler->mask & INPUT_EVENT_MASK_ABS);
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}
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2013-11-27 18:24:29 +01:00
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int qemu_input_scale_axis(int value, int size_in, int size_out)
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{
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if (size_in < 2) {
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return size_out / 2;
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}
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return (int64_t)value * (size_out - 1) / (size_in - 1);
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}
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InputEvent *qemu_input_event_new_move(InputEventKind kind,
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InputAxis axis, int value)
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{
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InputEvent *evt = g_new0(InputEvent, 1);
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InputMoveEvent *move = g_new0(InputMoveEvent, 1);
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evt->kind = kind;
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evt->data = move;
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move->axis = axis;
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move->value = value;
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return evt;
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}
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void qemu_input_queue_rel(QemuConsole *src, InputAxis axis, int value)
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{
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InputEvent *evt;
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evt = qemu_input_event_new_move(INPUT_EVENT_KIND_REL, axis, value);
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qemu_input_event_send(src, evt);
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qapi_free_InputEvent(evt);
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}
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void qemu_input_queue_abs(QemuConsole *src, InputAxis axis, int value, int size)
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{
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InputEvent *evt;
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int scaled = qemu_input_scale_axis(value, size, INPUT_EVENT_ABS_SIZE);
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evt = qemu_input_event_new_move(INPUT_EVENT_KIND_ABS, axis, scaled);
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qemu_input_event_send(src, evt);
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qapi_free_InputEvent(evt);
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}
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2013-12-05 11:23:42 +01:00
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void qemu_input_check_mode_change(void)
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{
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static int current_is_absolute;
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int is_absolute;
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is_absolute = qemu_input_is_absolute();
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if (is_absolute != current_is_absolute) {
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2013-12-05 11:24:14 +01:00
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trace_input_mouse_mode(is_absolute);
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2013-12-05 11:23:42 +01:00
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notifier_list_notify(&mouse_mode_notifiers, NULL);
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}
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current_is_absolute = is_absolute;
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}
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void qemu_add_mouse_mode_change_notifier(Notifier *notify)
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{
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notifier_list_add(&mouse_mode_notifiers, notify);
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}
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void qemu_remove_mouse_mode_change_notifier(Notifier *notify)
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{
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notifier_remove(notify);
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}
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2013-12-10 17:09:36 +01:00
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MouseInfoList *qmp_query_mice(Error **errp)
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{
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MouseInfoList *mice_list = NULL;
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MouseInfoList *info;
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QemuInputHandlerState *s;
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bool current = true;
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QTAILQ_FOREACH(s, &handlers, node) {
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if (!(s->handler->mask &
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(INPUT_EVENT_MASK_REL | INPUT_EVENT_MASK_ABS))) {
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continue;
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}
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info = g_new0(MouseInfoList, 1);
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info->value = g_new0(MouseInfo, 1);
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info->value->index = s->id;
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info->value->name = g_strdup(s->handler->name);
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info->value->absolute = s->handler->mask & INPUT_EVENT_MASK_ABS;
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info->value->current = current;
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current = false;
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info->next = mice_list;
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mice_list = info;
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}
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return mice_list;
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}
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2013-12-10 17:16:03 +01:00
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void do_mouse_set(Monitor *mon, const QDict *qdict)
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{
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QemuInputHandlerState *s;
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int index = qdict_get_int(qdict, "index");
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int found = 0;
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QTAILQ_FOREACH(s, &handlers, node) {
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2014-04-01 00:09:06 +02:00
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if (s->id != index) {
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continue;
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2013-12-10 17:16:03 +01:00
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}
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2014-04-01 00:09:06 +02:00
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if (!(s->handler->mask & (INPUT_EVENT_MASK_REL |
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INPUT_EVENT_MASK_ABS))) {
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error_report("Input device '%s' is not a mouse", s->handler->name);
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return;
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}
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found = 1;
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qemu_input_handler_activate(s);
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break;
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2013-12-10 17:16:03 +01:00
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}
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if (!found) {
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2014-04-01 00:09:06 +02:00
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error_report("Mouse at index '%d' not found", index);
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2013-12-10 17:16:03 +01:00
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}
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qemu_input_check_mode_change();
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}
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