320356e97f
The Wayland protocol now has events represent when a pointer enters the surface and when it leaves again. For leaves the surface is not set in the event, for enters the surface is set. Simply use this to determine whether to emit CLUTTER_ENTER or CLUTTER_LEAVE.
256 lines
7.8 KiB
C
256 lines
7.8 KiB
C
/*
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* Clutter.
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*
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* An OpenGL based 'interactive canvas' library.
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*
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* Copyright (C) 2010 Intel Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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* Authors:
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* Matthew Allum
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* Robert Bragg
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* Kristian Høgsberg
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdlib.h>
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#include <wayland-util.h>
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#include <wayland-client.h>
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#include "clutter-debug.h"
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#include "clutter-device-manager-private.h"
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#include "clutter-event-private.h"
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#include "clutter-private.h"
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#include "clutter-keysyms.h"
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#include "evdev/clutter-xkb-utils.h"
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#include "clutter-input-device-wayland.h"
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#include "cogl/clutter-stage-cogl.h"
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typedef struct _ClutterInputDeviceClass ClutterInputDeviceWaylandClass;
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G_DEFINE_TYPE (ClutterInputDeviceWayland,
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clutter_input_device_wayland,
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CLUTTER_TYPE_INPUT_DEVICE);
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static void
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clutter_wayland_handle_motion (void *data,
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struct wl_input_device *input_device,
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uint32_t _time,
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int32_t x, int32_t y,
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int32_t sx, int32_t sy)
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{
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ClutterInputDeviceWayland *device = data;
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ClutterStageCogl *stage_cogl = device->pointer_focus;
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ClutterEvent *event;
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event = clutter_event_new (CLUTTER_MOTION);
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event->motion.stage = stage_cogl->wrapper;
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event->motion.device = CLUTTER_INPUT_DEVICE (device);
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event->motion.time = _time;
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event->motion.modifier_state = 0;
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event->motion.x = sx;
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event->motion.y = sy;
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device->surface_x = sx;
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device->surface_y = sy;
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device->x = x;
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device->y = y;
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_clutter_event_push (event, FALSE);
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}
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static void
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clutter_wayland_handle_button (void *data,
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struct wl_input_device *input_device,
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uint32_t _time,
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uint32_t button, uint32_t state)
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{
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ClutterInputDeviceWayland *device = data;
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ClutterStageCogl *stage_cogl = device->pointer_focus;
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ClutterEvent *event;
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ClutterEventType type;
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if (state)
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type = CLUTTER_BUTTON_PRESS;
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else
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type = CLUTTER_BUTTON_RELEASE;
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event = clutter_event_new (type);
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event->button.stage = stage_cogl->wrapper;
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event->button.device = CLUTTER_INPUT_DEVICE (device);
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event->button.time = _time;
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event->button.x = device->surface_x;
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event->button.y = device->surface_y;
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event->button.modifier_state = device->modifier_state;
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/* evdev button codes */
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switch (button) {
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case 272:
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event->button.button = 1;
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break;
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case 273:
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event->button.button = 3;
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break;
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case 274:
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event->button.button = 2;
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break;
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}
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_clutter_event_push (event, FALSE);
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}
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static void
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clutter_wayland_handle_key (void *data,
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struct wl_input_device *input_device,
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uint32_t _time,
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uint32_t key, uint32_t state)
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{
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ClutterInputDeviceWayland *device = data;
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ClutterStageCogl *stage_cogl = device->keyboard_focus;
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ClutterEvent *event;
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event = _clutter_key_event_new_from_evdev ((ClutterInputDevice *) device,
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stage_cogl->wrapper,
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device->xkb,
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_time, key, state,
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&device->modifier_state);
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_clutter_event_push (event, FALSE);
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}
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static void
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clutter_wayland_handle_pointer_focus (void *data,
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struct wl_input_device *input_device,
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uint32_t _time,
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struct wl_surface *surface,
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int32_t x, int32_t y, int32_t sx, int32_t sy)
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{
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ClutterInputDeviceWayland *device = data;
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ClutterStageCogl *stage_cogl;
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ClutterEvent *event;
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if (!surface)
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{
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stage_cogl = device->pointer_focus;
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event = clutter_event_new (CLUTTER_LEAVE);
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event->crossing.stage = stage_cogl->wrapper;
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event->crossing.time = _time;
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event->crossing.x = sx;
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event->crossing.y = sy;
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event->crossing.source = CLUTTER_ACTOR (stage_cogl->wrapper);
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event->crossing.device = CLUTTER_INPUT_DEVICE (device);
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_clutter_event_push (event, FALSE);
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device->pointer_focus = NULL;
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_clutter_input_device_set_stage (CLUTTER_INPUT_DEVICE (device), NULL);
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}
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if (surface)
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{
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stage_cogl = wl_surface_get_user_data (surface);
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device->pointer_focus = stage_cogl;
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_clutter_input_device_set_stage (CLUTTER_INPUT_DEVICE (device),
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stage_cogl->wrapper);
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event = clutter_event_new (CLUTTER_ENTER);
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event->crossing.stage = stage_cogl->wrapper;
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event->crossing.time = _time;
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event->crossing.x = sx;
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event->crossing.y = sy;
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event->crossing.source = CLUTTER_ACTOR (stage_cogl->wrapper);
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event->crossing.device = CLUTTER_INPUT_DEVICE (device);
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_clutter_event_push (event, FALSE);
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device->surface_x = sx;
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device->surface_y = sy;
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device->x = x;
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device->y = y;
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/* Revert back to default pointer for now. */
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wl_input_device_attach (input_device, _time, NULL, 0, 0);
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}
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}
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static void
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clutter_wayland_handle_keyboard_focus (void *data,
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struct wl_input_device *input_device,
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uint32_t _time,
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struct wl_surface *surface,
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struct wl_array *keys)
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{
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ClutterInputDeviceWayland *device = data;
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ClutterStageCogl *stage_cogl;
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ClutterEvent *event;
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uint32_t *k, *end;
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if (device->keyboard_focus)
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{
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stage_cogl = device->keyboard_focus;
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device->keyboard_focus = NULL;
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event = clutter_event_new (CLUTTER_STAGE_STATE);
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event->stage_state.time = _time;
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event->stage_state.stage = stage_cogl->wrapper;
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event->stage_state.stage = stage_cogl->wrapper;
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event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
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event->stage_state.new_state = 0;
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_clutter_event_push (event, FALSE);
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}
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if (surface)
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{
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stage_cogl = wl_surface_get_user_data (surface);
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device->keyboard_focus = stage_cogl;
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event = clutter_event_new (CLUTTER_STAGE_STATE);
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event->stage_state.stage = stage_cogl->wrapper;
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event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
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event->stage_state.new_state = CLUTTER_STAGE_STATE_ACTIVATED;
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end = (uint32_t *)((guint8 *)keys->data + keys->size);
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device->modifier_state = 0;
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for (k = keys->data; k < end; k++)
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device->modifier_state |= device->xkb->map->modmap[*k];
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_clutter_event_push (event, FALSE);
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}
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}
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const struct wl_input_device_listener _clutter_input_device_wayland_listener = {
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clutter_wayland_handle_motion,
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clutter_wayland_handle_button,
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clutter_wayland_handle_key,
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clutter_wayland_handle_pointer_focus,
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clutter_wayland_handle_keyboard_focus,
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};
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static void
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clutter_input_device_wayland_class_init (ClutterInputDeviceWaylandClass *klass)
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{
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}
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static void
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clutter_input_device_wayland_init (ClutterInputDeviceWayland *self)
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{
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}
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