#include "console.h"
#include "qjson.h"
-
static QEMUPutKBDEvent *qemu_put_kbd_event;
static void *qemu_put_kbd_event_opaque;
-static QEMUPutMouseEntry *qemu_put_mouse_event_head;
-static QEMUPutMouseEntry *qemu_put_mouse_event_current;
static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers = QTAILQ_HEAD_INITIALIZER(led_handlers);
+static QTAILQ_HEAD(, QEMUPutMouseEntry) mouse_handlers =
+ QTAILQ_HEAD_INITIALIZER(mouse_handlers);
+static NotifierList mouse_mode_notifiers =
+ NOTIFIER_LIST_INITIALIZER(mouse_mode_notifiers);
void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
{
qemu_put_kbd_event = func;
}
+void qemu_remove_kbd_event_handler(void)
+{
+ qemu_put_kbd_event_opaque = NULL;
+ qemu_put_kbd_event = NULL;
+}
+
+static void check_mode_change(void)
+{
+ static int current_is_absolute, current_has_absolute;
+ int is_absolute;
+ int has_absolute;
+
+ is_absolute = kbd_mouse_is_absolute();
+ has_absolute = kbd_mouse_has_absolute();
+
+ if (is_absolute != current_is_absolute ||
+ has_absolute != current_has_absolute) {
+ notifier_list_notify(&mouse_mode_notifiers, NULL);
+ }
+
+ current_is_absolute = is_absolute;
+ current_has_absolute = has_absolute;
+}
+
QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
void *opaque, int absolute,
const char *name)
{
- QEMUPutMouseEntry *s, *cursor;
+ QEMUPutMouseEntry *s;
+ static int mouse_index = 0;
s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
s->qemu_put_mouse_event_opaque = opaque;
s->qemu_put_mouse_event_absolute = absolute;
s->qemu_put_mouse_event_name = qemu_strdup(name);
- s->next = NULL;
-
- if (!qemu_put_mouse_event_head) {
- qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
- return s;
- }
+ s->index = mouse_index++;
- cursor = qemu_put_mouse_event_head;
- while (cursor->next != NULL)
- cursor = cursor->next;
+ QTAILQ_INSERT_TAIL(&mouse_handlers, s, node);
- cursor->next = s;
- qemu_put_mouse_event_current = s;
+ check_mode_change();
return s;
}
-void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
+void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry)
{
- QEMUPutMouseEntry *prev = NULL, *cursor;
-
- if (!qemu_put_mouse_event_head || entry == NULL)
- return;
+ QTAILQ_REMOVE(&mouse_handlers, entry, node);
+ QTAILQ_INSERT_HEAD(&mouse_handlers, entry, node);
- cursor = qemu_put_mouse_event_head;
- while (cursor != NULL && cursor != entry) {
- prev = cursor;
- cursor = cursor->next;
- }
-
- if (cursor == NULL) // does not exist or list empty
- return;
- else if (prev == NULL) { // entry is head
- qemu_put_mouse_event_head = cursor->next;
- if (qemu_put_mouse_event_current == entry)
- qemu_put_mouse_event_current = cursor->next;
- qemu_free(entry->qemu_put_mouse_event_name);
- qemu_free(entry);
- return;
- }
-
- prev->next = entry->next;
+ check_mode_change();
+}
- if (qemu_put_mouse_event_current == entry)
- qemu_put_mouse_event_current = prev;
+void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
+{
+ QTAILQ_REMOVE(&mouse_handlers, entry, node);
qemu_free(entry->qemu_put_mouse_event_name);
qemu_free(entry);
+
+ check_mode_change();
}
QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func,
void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
{
+ QEMUPutMouseEntry *entry;
QEMUPutMouseEvent *mouse_event;
void *mouse_event_opaque;
- int width;
+ int width, height;
- if (!qemu_put_mouse_event_current) {
+ if (QTAILQ_EMPTY(&mouse_handlers)) {
return;
}
- mouse_event =
- qemu_put_mouse_event_current->qemu_put_mouse_event;
- mouse_event_opaque =
- qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
+ entry = QTAILQ_FIRST(&mouse_handlers);
+
+ mouse_event = entry->qemu_put_mouse_event;
+ mouse_event_opaque = entry->qemu_put_mouse_event_opaque;
if (mouse_event) {
- if (graphic_rotate) {
- if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
- width = 0x7fff;
- else
- width = graphic_width - 1;
+ if (entry->qemu_put_mouse_event_absolute) {
+ width = 0x7fff;
+ height = 0x7fff;
+ } else {
+ width = graphic_width - 1;
+ height = graphic_height - 1;
+ }
+
+ switch (graphic_rotate) {
+ case 0:
+ mouse_event(mouse_event_opaque,
+ dx, dy, dz, buttons_state);
+ break;
+ case 90:
mouse_event(mouse_event_opaque,
- width - dy, dx, dz, buttons_state);
- } else
+ width - dy, dx, dz, buttons_state);
+ break;
+ case 180:
mouse_event(mouse_event_opaque,
- dx, dy, dz, buttons_state);
+ width - dx, height - dy, dz, buttons_state);
+ break;
+ case 270:
+ mouse_event(mouse_event_opaque,
+ dy, height - dx, dz, buttons_state);
+ break;
+ }
}
}
int kbd_mouse_is_absolute(void)
{
- if (!qemu_put_mouse_event_current)
+ if (QTAILQ_EMPTY(&mouse_handlers)) {
return 0;
+ }
- return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
+ return QTAILQ_FIRST(&mouse_handlers)->qemu_put_mouse_event_absolute;
+}
+
+int kbd_mouse_has_absolute(void)
+{
+ QEMUPutMouseEntry *entry;
+
+ QTAILQ_FOREACH(entry, &mouse_handlers, node) {
+ if (entry->qemu_put_mouse_event_absolute) {
+ return 1;
+ }
+ }
+
+ return 0;
}
static void info_mice_iter(QObject *data, void *opaque)
Monitor *mon = opaque;
mouse = qobject_to_qdict(data);
- monitor_printf(mon, "%c Mouse #%" PRId64 ": %s\n",
+ monitor_printf(mon, "%c Mouse #%" PRId64 ": %s%s\n",
(qdict_get_bool(mouse, "current") ? '*' : ' '),
- qdict_get_int(mouse, "index"), qdict_get_str(mouse, "name"));
+ qdict_get_int(mouse, "index"), qdict_get_str(mouse, "name"),
+ qdict_get_bool(mouse, "absolute") ? " (absolute)" : "");
}
void do_info_mice_print(Monitor *mon, const QObject *data)
qlist_iter(mice_list, info_mice_iter, mon);
}
-/**
- * do_info_mice(): Show VM mice information
- *
- * Each mouse is represented by a QDict, the returned QObject is a QList of
- * all mice.
- *
- * The mouse QDict contains the following:
- *
- * - "name": mouse's name
- * - "index": mouse's index
- * - "current": true if this mouse is receiving events, false otherwise
- *
- * Example:
- *
- * [ { "name": "QEMU Microsoft Mouse", "index": 0, "current": false },
- * { "name": "QEMU PS/2 Mouse", "index": 1, "current": true } ]
- */
void do_info_mice(Monitor *mon, QObject **ret_data)
{
QEMUPutMouseEntry *cursor;
QList *mice_list;
- int index = 0;
+ int current;
mice_list = qlist_new();
- if (!qemu_put_mouse_event_head) {
+ if (QTAILQ_EMPTY(&mouse_handlers)) {
goto out;
}
- cursor = qemu_put_mouse_event_head;
- while (cursor != NULL) {
+ current = QTAILQ_FIRST(&mouse_handlers)->index;
+
+ QTAILQ_FOREACH(cursor, &mouse_handlers, node) {
QObject *obj;
- obj = qobject_from_jsonf("{ 'name': %s, 'index': %d, 'current': %i }",
+ obj = qobject_from_jsonf("{ 'name': %s,"
+ " 'index': %d,"
+ " 'current': %i,"
+ " 'absolute': %i }",
cursor->qemu_put_mouse_event_name,
- index, cursor == qemu_put_mouse_event_current);
+ cursor->index,
+ cursor->index == current,
+ !!cursor->qemu_put_mouse_event_absolute);
qlist_append_obj(mice_list, obj);
- index++;
- cursor = cursor->next;
}
out:
void do_mouse_set(Monitor *mon, const QDict *qdict)
{
QEMUPutMouseEntry *cursor;
- int i = 0;
int index = qdict_get_int(qdict, "index");
+ int found = 0;
- if (!qemu_put_mouse_event_head) {
+ if (QTAILQ_EMPTY(&mouse_handlers)) {
monitor_printf(mon, "No mouse devices connected\n");
return;
}
- cursor = qemu_put_mouse_event_head;
- while (cursor != NULL && index != i) {
- i++;
- cursor = cursor->next;
+ QTAILQ_FOREACH(cursor, &mouse_handlers, node) {
+ if (cursor->index == index) {
+ found = 1;
+ qemu_activate_mouse_event_handler(cursor);
+ break;
+ }
}
- if (cursor != NULL)
- qemu_put_mouse_event_current = cursor;
- else
+ if (!found) {
monitor_printf(mon, "Mouse at given index not found\n");
+ }
+
+ check_mode_change();
+}
+
+void qemu_add_mouse_mode_change_notifier(Notifier *notify)
+{
+ notifier_list_add(&mouse_mode_notifiers, notify);
+}
+
+void qemu_remove_mouse_mode_change_notifier(Notifier *notify)
+{
+ notifier_list_remove(&mouse_mode_notifiers, notify);
}
projects / qemu.git / blobdiff