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clutter: Add virtual input device API

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Virtual input devices aim to enable injecting input events as if they
came from hardware events. This is useful for things such as remote
controlling, for example via a remote desktop session.

The API so far only consists of stumps.

https://bugzilla.gnome.org/show_bug.cgi?id=765009
This commit is contained in:
Jonas Ådahl 2016-05-03 11:27:57 +08:00 committed by Carlos Garnacho
parent 61bfe04b7b
commit 5db2be414b
13 changed files with 485 additions and 0 deletions
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12
clutter/clutter/Makefile.am
View File

@ -168,6 +168,7 @@ source_c = \
clutter-image.c \
clutter-input-device.c \
clutter-input-device-tool.c \
clutter-virtual-input-device.c \
clutter-interval.c \
clutter-keyframe-transition.c \
clutter-keysyms-table.c \
@ -239,6 +240,7 @@ source_h_priv = \
clutter-stage-manager-private.h \
clutter-stage-private.h \
clutter-stage-window.h \
clutter-virtual-input-device.h \
$(NULL)
# private source code; these should not be introspected
@ -418,6 +420,14 @@ x11_source_h_priv += \
x11/clutter-input-device-xi2.h \
$(NULL)
x11_source_c += \
x11/clutter-virtual-input-device-x11.c \
$(NULL)
x11_source_h_priv += \
x11/clutter-virtual-input-device-x11.h \
$(NULL)
backend_source_h += $(x11_source_h)
backend_source_c += $(x11_source_c)
backend_source_h_priv += $(x11_source_h_priv)
@ -458,6 +468,7 @@ backend_source_c += $(glx_source_c)
evdev_c_priv = \
evdev/clutter-device-manager-evdev.c \
evdev/clutter-input-device-evdev.c \
evdev/clutter-virtual-input-device-evdev.c \
evdev/clutter-event-evdev.c \
evdev/clutter-input-device-tool-evdev.c \
$(NULL)
@ -465,6 +476,7 @@ evdev_h_priv = \
evdev/clutter-device-manager-evdev.h \
evdev/clutter-input-device-evdev.h \
evdev/clutter-input-device-tool-evdev.h \
evdev/clutter-virtual-input-device-evdev.h \
$(NULL)
evdev_h = evdev/clutter-evdev.h

14
clutter/clutter/clutter-device-manager.c
View File

@ -47,6 +47,7 @@
#include "clutter-marshal.h"
#include "clutter-private.h"
#include "clutter-stage-private.h"
#include "clutter-virtual-input-device.h"
struct _ClutterDeviceManagerPrivate
{
@ -435,3 +436,16 @@ _clutter_device_manager_get_backend (ClutterDeviceManager *manager)
return manager->priv->backend;
}
ClutterVirtualInputDevice *
clutter_device_manager_create_virtual_device (ClutterDeviceManager *device_manager,
ClutterInputDeviceType device_type)
{
ClutterDeviceManagerClass *manager_class;
g_return_val_if_fail (CLUTTER_IS_DEVICE_MANAGER (device_manager), NULL);
manager_class = CLUTTER_DEVICE_MANAGER_GET_CLASS (device_manager);
return manager_class->create_virtual_device (device_manager,
device_type);
}

6
clutter/clutter/clutter-device-manager.h
View File

@ -83,6 +83,8 @@ struct _ClutterDeviceManagerClass
ClutterInputDevice *device);
void (* select_stage_events) (ClutterDeviceManager *manager,
ClutterStage *stage);
ClutterVirtualInputDevice *(* create_virtual_device) (ClutterDeviceManager *manager,
ClutterInputDeviceType device_type);
/* padding */
gpointer _padding[7];
@ -105,6 +107,10 @@ CLUTTER_AVAILABLE_IN_1_2
ClutterInputDevice * clutter_device_manager_get_core_device (ClutterDeviceManager *device_manager,
ClutterInputDeviceType device_type);
CLUTTER_AVAILABLE_IN_ALL
ClutterVirtualInputDevice *clutter_device_manager_create_virtual_device (ClutterDeviceManager *device_manager,
ClutterInputDeviceType device_type);
G_END_DECLS
#endif /* __CLUTTER_DEVICE_MANAGER_H__ */

1
clutter/clutter/clutter-types.h
View File

@ -95,6 +95,7 @@ typedef struct _ClutterState ClutterState;
typedef struct _ClutterInputDeviceTool ClutterInputDeviceTool;
typedef struct _ClutterInputDevice ClutterInputDevice;
typedef struct _ClutterVirtualInputDevice ClutterVirtualInputDevice;
typedef CoglMatrix ClutterMatrix;

92
clutter/clutter/clutter-virtual-input-device.c Normal file
View File

@ -0,0 +1,92 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2016 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Jonas Ådahl <jadahl@gmail.com>
*/
#ifdef HAVE_CONFIG_H
#include "clutter-build-config.h"
#endif
#include <glib-object.h>
#include "clutter-virtual-input-device.h"
G_DEFINE_TYPE (ClutterVirtualInputDevice,
clutter_virtual_input_device,
G_TYPE_OBJECT)
static void
clutter_virtual_input_device_init (ClutterVirtualInputDevice *virtual_device)
{
}
static void
clutter_virtual_input_device_class_init (ClutterVirtualInputDeviceClass *klass)
{
}
void
clutter_virtual_input_device_notify_relative_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double dx,
double dy)
{
ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
klass->notify_relative_motion (virtual_device, time_us, dx, dy);
}
void
clutter_virtual_input_device_notify_absolute_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double x,
double y)
{
ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
klass->notify_absolute_motion (virtual_device, time_us, x, y);
}
void
clutter_virtual_input_device_notify_button (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t button,
ClutterButtonState button_state)
{
ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
klass->notify_button (virtual_device, time_us, button, button_state);
}
void
clutter_virtual_input_device_notify_key (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t key,
ClutterKeyState key_state)
{
ClutterVirtualInputDeviceClass *klass =
CLUTTER_VIRTUAL_INPUT_DEVICE_GET_CLASS (virtual_device);
klass->notify_key (virtual_device, time_us, key, key_state);
}

93
clutter/clutter/clutter-virtual-input-device.h Normal file
View File

@ -0,0 +1,93 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2016 Red Hat inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Jonas Ådahl <jadahl@gmail.com>
*/
#ifndef __CLUTTER_VIRTUAL_INPUT_DEVICE_H__
#define __CLUTTER_VIRTUAL_INPUT_DEVICE_H__
#include <glib-object.h>
#include <stdint.h>
#define CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE (clutter_virtual_input_device_get_type ())
G_DECLARE_DERIVABLE_TYPE (ClutterVirtualInputDevice,
clutter_virtual_input_device,
CLUTTER, VIRTUAL_INPUT_DEVICE,
GObject)
typedef enum _ClutterButtonState
{
CLUTTER_BUTTON_STATE_RELEASED,
CLUTTER_BUTTON_STATE_PRESSED
} ClutterButtonState;
typedef enum _ClutterKeyState
{
CLUTTER_KEY_STATE_RELEASED,
CLUTTER_KEY_STATE_PRESSED
} ClutterKeyState;
struct _ClutterVirtualInputDeviceClass
{
GObjectClass parent_class;
void (*notify_relative_motion) (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double dx,
double dy);
void (*notify_absolute_motion) (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double x,
double y);
void (*notify_button) (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t button,
ClutterButtonState button_state);
void (*notify_key) (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t key,
ClutterKeyState key_state);
};
void clutter_virtual_input_device_notify_relative_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double dx,
double dy);
void clutter_virtual_input_device_notify_absolute_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double x,
double y);
void clutter_virtual_input_device_notify_button (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t button,
ClutterButtonState button_state);
void clutter_virtual_input_device_notify_key (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t key,
ClutterKeyState key_state);
#endif /* __CLUTTER_VIRTUAL_INPUT_DEVICE_H__ */

1
clutter/clutter/clutter.h
View File

@ -107,6 +107,7 @@
#include "clutter-transition.h"
#include "clutter-units.h"
#include "clutter-version.h"
#include "clutter-virtual-input-device.h"
#include "clutter-zoom-action.h"
#include "clutter-deprecated.h"

9
clutter/clutter/evdev/clutter-device-manager-evdev.c
View File

@ -46,6 +46,7 @@
#include "clutter-device-manager-private.h"
#include "clutter-event-private.h"
#include "clutter-input-device-evdev.h"
#include "clutter-virtual-input-device-evdev.h"
#include "clutter-main.h"
#include "clutter-private.h"
#include "clutter-stage-manager.h"
@ -2413,6 +2414,13 @@ static const struct libinput_interface libinput_interface = {
close_restricted
};
static ClutterVirtualInputDevice *
clutter_device_manager_evdev_create_virtual_device (ClutterDeviceManager *manager,
ClutterInputDeviceType device_type)
{
return g_object_new (CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE_EVDEV, NULL);
}
/*
* GObject implementation
*/
@ -2539,6 +2547,7 @@ clutter_device_manager_evdev_class_init (ClutterDeviceManagerEvdevClass *klass)
manager_class->get_devices = clutter_device_manager_evdev_get_devices;
manager_class->get_core_device = clutter_device_manager_evdev_get_core_device;
manager_class->get_device = clutter_device_manager_evdev_get_device;
manager_class->create_virtual_device = clutter_device_manager_evdev_create_virtual_device;
}
static void

89
clutter/clutter/evdev/clutter-virtual-input-device-evdev.c Normal file
View File

@ -0,0 +1,89 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2016 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Jonas Ådahl <jadahl@gmail.com>
*/
#ifdef HAVE_CONFIG_H
#include "clutter-build-config.h"
#endif
#include <glib-object.h>
#include "clutter-virtual-input-device.h"
#include "evdev/clutter-virtual-input-device-evdev.h"
struct _ClutterVirtualInputDeviceEvdev
{
ClutterVirtualInputDevice parent;
};
G_DEFINE_TYPE (ClutterVirtualInputDeviceEvdev,
clutter_virtual_input_device_evdev,
CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE)
static void
clutter_virtual_input_device_evdev_notify_relative_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double dx,
double dy)
{
}
static void
clutter_virtual_input_device_evdev_notify_absolute_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double x,
double y)
{
}
static void
clutter_virtual_input_device_evdev_notify_button (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t button,
ClutterButtonState button_state)
{
}
static void
clutter_virtual_input_device_evdev_notify_key (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t key,
ClutterKeyState key_state)
{
}
static void
clutter_virtual_input_device_evdev_init (ClutterVirtualInputDeviceEvdev *virtual_device_evdev)
{
}
static void
clutter_virtual_input_device_evdev_class_init (ClutterVirtualInputDeviceEvdevClass *klass)
{
ClutterVirtualInputDeviceClass *virtual_input_device_class =
CLUTTER_VIRTUAL_INPUT_DEVICE_CLASS (klass);
virtual_input_device_class->notify_relative_motion = clutter_virtual_input_device_evdev_notify_relative_motion;
virtual_input_device_class->notify_absolute_motion = clutter_virtual_input_device_evdev_notify_absolute_motion;
virtual_input_device_class->notify_button = clutter_virtual_input_device_evdev_notify_button;
virtual_input_device_class->notify_key = clutter_virtual_input_device_evdev_notify_key;
}

35
clutter/clutter/evdev/clutter-virtual-input-device-evdev.h Normal file
View File

@ -0,0 +1,35 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2016 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Jonas Ådahl <jadahl@gmail.com>
*/
#ifndef __CLUTTER_VIRTUAL_INPUT_DEVICE_EVDEV_H__
#define __CLUTTER_VIRTUAL_INPUT_DEVICE_EVDEV_H__
#include "clutter-virtual-input-device.h"
#define CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE_EVDEV (clutter_virtual_input_device_evdev_get_type ())
G_DECLARE_FINAL_TYPE (ClutterVirtualInputDeviceEvdev,
clutter_virtual_input_device_evdev,
CLUTTER, VIRTUAL_INPUT_DEVICE_EVDEV,
ClutterVirtualInputDevice)
#endif /* __CLUTTER_VIRTUAL_INPUT_DEVICE_EVDEV_H__ */

9
clutter/clutter/x11/clutter-device-manager-core-x11.c
View File

@ -28,6 +28,7 @@
#include "clutter-backend-x11.h"
#include "clutter-input-device-core-x11.h"
#include "clutter-stage-x11.h"
#include "clutter-virtual-input-device-x11.h"
#include "clutter-backend.h"
#include "clutter-debug.h"
@ -480,6 +481,13 @@ clutter_device_manager_x11_get_device (ClutterDeviceManager *manager,
GINT_TO_POINTER (id));
}
static ClutterVirtualInputDevice *
clutter_device_manager_x11_create_virtual_device (ClutterDeviceManager *device_manager,
ClutterInputDeviceType device_type)
{
return g_object_new (CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE_X11, NULL);
}
static void
clutter_device_manager_x11_set_property (GObject *gobject,
guint prop_id,
@ -526,6 +534,7 @@ clutter_device_manager_x11_class_init (ClutterDeviceManagerX11Class *klass)
manager_class->get_devices = clutter_device_manager_x11_get_devices;
manager_class->get_core_device = clutter_device_manager_x11_get_core_device;
manager_class->get_device = clutter_device_manager_x11_get_device;
manager_class->create_virtual_device = clutter_device_manager_x11_create_virtual_device;
}
static void

89
clutter/clutter/x11/clutter-virtual-input-device-x11.c Normal file
View File

@ -0,0 +1,89 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2016 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Jonas Ådahl <jadahl@gmail.com>
*/
#ifdef HAVE_CONFIG_H
#include "clutter-build-config.h"
#endif
#include <glib-object.h>
#include "clutter-virtual-input-device.h"
#include "x11/clutter-virtual-input-device-x11.h"
struct _ClutterVirtualInputDeviceX11
{
ClutterVirtualInputDevice parent;
};
G_DEFINE_TYPE (ClutterVirtualInputDeviceX11,
clutter_virtual_input_device_x11,
CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE)
static void
clutter_virtual_input_device_x11_notify_relative_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double dx,
double dy)
{
}
static void
clutter_virtual_input_device_x11_notify_absolute_motion (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
double x,
double y)
{
}
static void
clutter_virtual_input_device_x11_notify_button (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t button,
ClutterButtonState button_state)
{
}
static void
clutter_virtual_input_device_x11_notify_key (ClutterVirtualInputDevice *virtual_device,
uint64_t time_us,
uint32_t key,
ClutterKeyState key_state)
{
}
static void
clutter_virtual_input_device_x11_init (ClutterVirtualInputDeviceX11 *virtual_device_x11)
{
}
static void
clutter_virtual_input_device_x11_class_init (ClutterVirtualInputDeviceX11Class *klass)
{
ClutterVirtualInputDeviceClass *virtual_input_device_class =
CLUTTER_VIRTUAL_INPUT_DEVICE_CLASS (klass);
virtual_input_device_class->notify_relative_motion = clutter_virtual_input_device_x11_notify_relative_motion;
virtual_input_device_class->notify_absolute_motion = clutter_virtual_input_device_x11_notify_absolute_motion;
virtual_input_device_class->notify_button = clutter_virtual_input_device_x11_notify_button;
virtual_input_device_class->notify_key = clutter_virtual_input_device_x11_notify_key;
}

35
clutter/clutter/x11/clutter-virtual-input-device-x11.h Normal file
View File

@ -0,0 +1,35 @@
/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2016 Red Hat Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author: Jonas Ådahl <jadahl@gmail.com>
*/
#ifndef __CLUTTER_VIRTUAL_INPUT_DEVICE_X11_H__
#define __CLUTTER_VIRTUAL_INPUT_DEVICE_X11_H__
#include "clutter-virtual-input-device.h"
#define CLUTTER_TYPE_VIRTUAL_INPUT_DEVICE_X11 (clutter_virtual_input_device_x11_get_type ())
G_DECLARE_FINAL_TYPE (ClutterVirtualInputDeviceX11,
clutter_virtual_input_device_x11,
CLUTTER, VIRTUAL_INPUT_DEVICE_X11,
ClutterVirtualInputDevice)
#endif /* __CLUTTER_VIRTUAL_INPUT_DEVICE_X11_H__ */