diff options
Diffstat (limited to 'qemu/ui/input-legacy.c')
| -rw-r--r-- | qemu/ui/input-legacy.c | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/qemu/ui/input-legacy.c b/qemu/ui/input-legacy.c new file mode 100644 index 000000000..e50f2968e --- /dev/null +++ b/qemu/ui/input-legacy.c @@ -0,0 +1,265 @@ +/* + * QEMU System Emulator + * + * Copyright (c) 2003-2008 Fabrice Bellard + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "sysemu/sysemu.h" +#include "ui/console.h" +#include "qapi/error.h" +#include "qmp-commands.h" +#include "qapi-types.h" +#include "ui/keymaps.h" +#include "ui/input.h" + +struct QEMUPutMouseEntry { + QEMUPutMouseEvent *qemu_put_mouse_event; + void *qemu_put_mouse_event_opaque; + int qemu_put_mouse_event_absolute; + + /* new input core */ + QemuInputHandler h; + QemuInputHandlerState *s; + int axis[INPUT_AXIS_MAX]; + int buttons; +}; + +struct QEMUPutKbdEntry { + QEMUPutKBDEvent *put_kbd; + void *opaque; + QemuInputHandlerState *s; +}; + +struct QEMUPutLEDEntry { + QEMUPutLEDEvent *put_led; + void *opaque; + QTAILQ_ENTRY(QEMUPutLEDEntry) next; +}; + +static QTAILQ_HEAD(, QEMUPutLEDEntry) led_handlers = + QTAILQ_HEAD_INITIALIZER(led_handlers); + +int index_from_key(const char *key) +{ + int i; + + for (i = 0; QKeyCode_lookup[i] != NULL; i++) { + if (!strcmp(key, QKeyCode_lookup[i])) { + break; + } + } + + /* Return Q_KEY_CODE_MAX if the key is invalid */ + return i; +} + +static KeyValue *copy_key_value(KeyValue *src) +{ + KeyValue *dst = g_new(KeyValue, 1); + memcpy(dst, src, sizeof(*src)); + return dst; +} + +void qmp_send_key(KeyValueList *keys, bool has_hold_time, int64_t hold_time, + Error **errp) +{ + KeyValueList *p; + KeyValue **up = NULL; + int count = 0; + + if (!has_hold_time) { + hold_time = 0; /* use default */ + } + + for (p = keys; p != NULL; p = p->next) { + qemu_input_event_send_key(NULL, copy_key_value(p->value), true); + qemu_input_event_send_key_delay(hold_time); + up = g_realloc(up, sizeof(*up) * (count+1)); + up[count] = copy_key_value(p->value); + count++; + } + while (count) { + count--; + qemu_input_event_send_key(NULL, up[count], false); + qemu_input_event_send_key_delay(hold_time); + } + g_free(up); +} + +static void legacy_kbd_event(DeviceState *dev, QemuConsole *src, + InputEvent *evt) +{ + QEMUPutKbdEntry *entry = (QEMUPutKbdEntry *)dev; + int scancodes[3], i, count; + + if (!entry || !entry->put_kbd) { + return; + } + count = qemu_input_key_value_to_scancode(evt->key->key, + evt->key->down, + scancodes); + for (i = 0; i < count; i++) { + entry->put_kbd(entry->opaque, scancodes[i]); + } +} + +static QemuInputHandler legacy_kbd_handler = { + .name = "legacy-kbd", + .mask = INPUT_EVENT_MASK_KEY, + .event = legacy_kbd_event, +}; + +QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque) +{ + QEMUPutKbdEntry *entry; + + entry = g_new0(QEMUPutKbdEntry, 1); + entry->put_kbd = func; + entry->opaque = opaque; + entry->s = qemu_input_handler_register((DeviceState *)entry, + &legacy_kbd_handler); + qemu_input_handler_activate(entry->s); + return entry; +} + +static void legacy_mouse_event(DeviceState *dev, QemuConsole *src, + InputEvent *evt) +{ + static const int bmap[INPUT_BUTTON_MAX] = { + [INPUT_BUTTON_LEFT] = MOUSE_EVENT_LBUTTON, + [INPUT_BUTTON_MIDDLE] = MOUSE_EVENT_MBUTTON, + [INPUT_BUTTON_RIGHT] = MOUSE_EVENT_RBUTTON, + }; + QEMUPutMouseEntry *s = (QEMUPutMouseEntry *)dev; + + switch (evt->kind) { + case INPUT_EVENT_KIND_BTN: + if (evt->btn->down) { + s->buttons |= bmap[evt->btn->button]; + } else { + s->buttons &= ~bmap[evt->btn->button]; + } + if (evt->btn->down && evt->btn->button == INPUT_BUTTON_WHEEL_UP) { + s->qemu_put_mouse_event(s->qemu_put_mouse_event_opaque, + s->axis[INPUT_AXIS_X], + s->axis[INPUT_AXIS_Y], + -1, + s->buttons); + } + if (evt->btn->down && evt->btn->button == INPUT_BUTTON_WHEEL_DOWN) { + s->qemu_put_mouse_event(s->qemu_put_mouse_event_opaque, + s->axis[INPUT_AXIS_X], + s->axis[INPUT_AXIS_Y], + 1, + s->buttons); + } + break; + case INPUT_EVENT_KIND_ABS: + s->axis[evt->abs->axis] = evt->abs->value; + break; + case INPUT_EVENT_KIND_REL: + s->axis[evt->rel->axis] += evt->rel->value; + break; + default: + break; + } +} + +static void legacy_mouse_sync(DeviceState *dev) +{ + QEMUPutMouseEntry *s = (QEMUPutMouseEntry *)dev; + + s->qemu_put_mouse_event(s->qemu_put_mouse_event_opaque, + s->axis[INPUT_AXIS_X], + s->axis[INPUT_AXIS_Y], + 0, + s->buttons); + + if (!s->qemu_put_mouse_event_absolute) { + s->axis[INPUT_AXIS_X] = 0; + s->axis[INPUT_AXIS_Y] = 0; + } +} + +QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, + void *opaque, int absolute, + const char *name) +{ + QEMUPutMouseEntry *s; + + s = g_malloc0(sizeof(QEMUPutMouseEntry)); + + s->qemu_put_mouse_event = func; + s->qemu_put_mouse_event_opaque = opaque; + s->qemu_put_mouse_event_absolute = absolute; + + s->h.name = name; + s->h.mask = INPUT_EVENT_MASK_BTN | + (absolute ? INPUT_EVENT_MASK_ABS : INPUT_EVENT_MASK_REL); + s->h.event = legacy_mouse_event; + s->h.sync = legacy_mouse_sync; + s->s = qemu_input_handler_register((DeviceState *)s, + &s->h); + + return s; +} + +void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry) +{ + qemu_input_handler_activate(entry->s); +} + +void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry) +{ + qemu_input_handler_unregister(entry->s); + + g_free(entry); +} + +QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func, + void *opaque) +{ + QEMUPutLEDEntry *s; + + s = g_malloc0(sizeof(QEMUPutLEDEntry)); + + s->put_led = func; + s->opaque = opaque; + QTAILQ_INSERT_TAIL(&led_handlers, s, next); + return s; +} + +void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry) +{ + if (entry == NULL) + return; + QTAILQ_REMOVE(&led_handlers, entry, next); + g_free(entry); +} + +void kbd_put_ledstate(int ledstate) +{ + QEMUPutLEDEntry *cursor; + + QTAILQ_FOREACH(cursor, &led_handlers, next) { + cursor->put_led(cursor->opaque, ledstate); + } +} |