diff options
| -rw-r--r-- | ui/input-linux.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/ui/input-linux.c b/ui/input-linux.c index dc0613ca1f..49d52a69cc 100644 --- a/ui/input-linux.c +++ b/ui/input-linux.c @@ -169,6 +169,10 @@ struct InputLinux { bool has_abs_x; int num_keys; int num_btns; + int abs_x_min; + int abs_x_max; + int abs_y_min; + int abs_y_max; struct input_event event; int read_offset; @@ -314,6 +318,18 @@ static void input_linux_handle_mouse(InputLinux *il, struct input_event *event) break; } break; + case EV_ABS: + switch (event->code) { + case ABS_X: + qemu_input_queue_abs(NULL, INPUT_AXIS_X, event->value, + il->abs_x_min, il->abs_x_max); + break; + case ABS_Y: + qemu_input_queue_abs(NULL, INPUT_AXIS_Y, event->value, + il->abs_y_min, il->abs_y_max); + break; + } + break; case EV_SYN: qemu_input_event_sync(); if (il->wheel != 0) { @@ -351,7 +367,7 @@ static void input_linux_event(void *opaque) if (il->num_keys) { input_linux_handle_keyboard(il, &il->event); } - if (il->has_rel_x && il->num_btns) { + if ((il->has_rel_x || il->has_abs_x) && il->num_btns) { input_linux_handle_mouse(il, &il->event); } } @@ -364,6 +380,7 @@ static void input_linux_complete(UserCreatable *uc, Error **errp) uint8_t keymap[KEY_CNT / 8], keystate[KEY_CNT / 8]; unsigned int i; int rc, ver; + struct input_absinfo absinfo; if (!il->evdev) { error_setg(errp, "no input device specified"); @@ -402,6 +419,12 @@ static void input_linux_complete(UserCreatable *uc, Error **errp) rc = ioctl(il->fd, EVIOCGBIT(EV_ABS, sizeof(absmap)), &absmap); if (absmap & (1 << ABS_X)) { il->has_abs_x = true; + rc = ioctl(il->fd, EVIOCGABS(ABS_X), &absinfo); + il->abs_x_min = absinfo.minimum; + il->abs_x_max = absinfo.maximum; + rc = ioctl(il->fd, EVIOCGABS(ABS_Y), &absinfo); + il->abs_y_min = absinfo.minimum; + il->abs_y_max = absinfo.maximum; } } |