/usr/include/mutter/clutter-2/clutter/clutter-event.h is in libmutter-2-dev 3.28.1-1ubuntu1.
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* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Authored By Matthew Allum <mallum@openedhand.com>
*
* Copyright (C) 2006 OpenedHand
*
* 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/>.
*/
#ifndef __CLUTTER_EVENT_H__
#define __CLUTTER_EVENT_H__
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#include <clutter/clutter-types.h>
#include <clutter/clutter-input-device.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_EVENT (clutter_event_get_type ())
#define CLUTTER_TYPE_EVENT_SEQUENCE (clutter_event_sequence_get_type ())
/**
* CLUTTER_PRIORITY_EVENTS:
*
* Priority for event handling.
*
* Since: 0.4
*/
#define CLUTTER_PRIORITY_EVENTS (G_PRIORITY_DEFAULT)
/**
* CLUTTER_CURRENT_TIME:
*
* Default value for "now".
*
* Since: 0.4
*/
#define CLUTTER_CURRENT_TIME (0L)
/**
* CLUTTER_EVENT_PROPAGATE:
*
* Continues the propagation of an event; this macro should be
* used in event-related signals.
*
* Since: 1.10
*/
#define CLUTTER_EVENT_PROPAGATE (FALSE)
/**
* CLUTTER_EVENT_STOP:
*
* Stops the propagation of an event; this macro should be used
* in event-related signals.
*
* Since: 1.10
*/
#define CLUTTER_EVENT_STOP (TRUE)
/**
* CLUTTER_BUTTON_PRIMARY:
*
* The primary button of a pointer device.
*
* This is typically the left mouse button in a right-handed
* mouse configuration.
*
* Since: 1.10
*/
#define CLUTTER_BUTTON_PRIMARY (1)
/**
* CLUTTER_BUTTON_MIDDLE:
*
* The middle button of a pointer device.
*
* Since: 1.10
*/
#define CLUTTER_BUTTON_MIDDLE (2)
/**
* CLUTTER_BUTTON_SECONDARY:
*
* The secondary button of a pointer device.
*
* This is typically the right mouse button in a right-handed
* mouse configuration.
*
* Since: 1.10
*/
#define CLUTTER_BUTTON_SECONDARY (3)
typedef struct _ClutterAnyEvent ClutterAnyEvent;
typedef struct _ClutterButtonEvent ClutterButtonEvent;
typedef struct _ClutterKeyEvent ClutterKeyEvent;
typedef struct _ClutterMotionEvent ClutterMotionEvent;
typedef struct _ClutterScrollEvent ClutterScrollEvent;
typedef struct _ClutterStageStateEvent ClutterStageStateEvent;
typedef struct _ClutterCrossingEvent ClutterCrossingEvent;
typedef struct _ClutterTouchEvent ClutterTouchEvent;
typedef struct _ClutterTouchpadPinchEvent ClutterTouchpadPinchEvent;
typedef struct _ClutterTouchpadSwipeEvent ClutterTouchpadSwipeEvent;
typedef struct _ClutterProximityEvent ClutterProximityEvent;
typedef struct _ClutterPadButtonEvent ClutterPadButtonEvent;
typedef struct _ClutterPadStripEvent ClutterPadStripEvent;
typedef struct _ClutterPadRingEvent ClutterPadRingEvent;
/**
* ClutterAnyEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @source: event source actor
*
* Common members for a #ClutterEvent
*
* Since: 0.2
*/
struct _ClutterAnyEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
};
/**
* ClutterKeyEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor
* @modifier_state: key modifiers
* @keyval: raw key value
* @hardware_keycode: raw hardware key value
* @unicode_value: Unicode representation
* @device: the device that originated the event. If you want the physical
* device the event originated from, use clutter_event_get_source_device()
*
* Key event
*
* Since: 0.2
*/
struct _ClutterKeyEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
ClutterModifierType modifier_state;
guint keyval;
guint16 hardware_keycode;
gunichar unicode_value;
ClutterInputDevice *device;
};
/**
* ClutterButtonEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor
* @x: event X coordinate, relative to the stage
* @y: event Y coordinate, relative to the stage
* @modifier_state: button modifiers
* @button: event button
* @click_count: number of button presses within the default time
* and radius
* @axes: reserved for future use
* @device: the device that originated the event. If you want the physical
* device the event originated from, use clutter_event_get_source_device()
*
* Button event.
*
* The event coordinates are relative to the stage that received the
* event, and can be transformed into actor-relative coordinates by
* using clutter_actor_transform_stage_point().
*
* Since: 0.2
*/
struct _ClutterButtonEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
gfloat x;
gfloat y;
ClutterModifierType modifier_state;
guint32 button;
guint click_count;
gdouble *axes; /* Future use */
ClutterInputDevice *device;
};
/**
* ClutterProximityEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor
* @device: the device that originated the event. If you want the physical
* device the event originated from, use clutter_event_get_source_device()
*
* Event for tool proximity in tablet devices
*
* Since: 1.28
*/
struct _ClutterProximityEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
ClutterInputDevice *device;
};
/**
* ClutterCrossingEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor
* @x: event X coordinate
* @y: event Y coordinate
* @related: actor related to the crossing
* @device: the device that originated the event. If you want the physical
* device the event originated from, use clutter_event_get_source_device()
*
* Event for the movement of the pointer across different actors
*
* Since: 0.2
*/
struct _ClutterCrossingEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
gfloat x;
gfloat y;
ClutterInputDevice *device;
ClutterActor *related;
};
/**
* ClutterMotionEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor
* @x: event X coordinate
* @y: event Y coordinate
* @modifier_state: button modifiers
* @axes: reserved for future use
* @device: the device that originated the event. If you want the physical
* device the event originated from, use clutter_event_get_source_device()
*
* Event for the pointer motion
*
* Since: 0.2
*/
struct _ClutterMotionEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
gfloat x;
gfloat y;
ClutterModifierType modifier_state;
gdouble *axes; /* Future use */
ClutterInputDevice *device;
};
/**
* ClutterScrollEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor
* @x: event X coordinate
* @y: event Y coordinate
* @direction: direction of the scrolling
* @modifier_state: button modifiers
* @axes: reserved for future use
* @device: the device that originated the event. If you want the physical
* device the event originated from, use clutter_event_get_source_device()
* @scroll_source: the source of scroll events. This field is available since 1.26
* @finish_flags: the axes that were stopped in this event. This field is available since 1.26
*
* Scroll wheel (or similar device) event
*
* Since: 0.2
*/
struct _ClutterScrollEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
gfloat x;
gfloat y;
ClutterScrollDirection direction;
ClutterModifierType modifier_state;
gdouble *axes; /* future use */
ClutterInputDevice *device;
ClutterScrollSource scroll_source;
ClutterScrollFinishFlags finish_flags;
};
/**
* ClutterStageStateEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor (unused)
* @changed_mask: bitwise OR of the changed flags
* @new_state: bitwise OR of the current state flags
*
* Event signalling a change in the #ClutterStage state.
*
* Since: 0.2
*/
struct _ClutterStageStateEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source; /* XXX: should probably be the stage itself */
ClutterStageState changed_mask;
ClutterStageState new_state;
};
/**
* ClutterTouchEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor (unused)
* @x: the X coordinate of the pointer, relative to the stage
* @y: the Y coordinate of the pointer, relative to the stage
* @sequence: the event sequence that this event belongs to
* @modifier_state: (type ClutterModifierType): a bit-mask representing the state
* of modifier keys (e.g. Control, Shift, and Alt) and the pointer
* buttons. See #ClutterModifierType
* @axes: reserved
* @device: the device that originated the event. If you want the physical
* device the event originated from, use clutter_event_get_source_device()
*
* Used for touch events.
*
* The @type field will be one of %CLUTTER_TOUCH_BEGIN, %CLUTTER_TOUCH_END,
* %CLUTTER_TOUCH_UPDATE, or %CLUTTER_TOUCH_CANCEL.
*
* Touch events are grouped into sequences; each touch sequence will begin
* with a %CLUTTER_TOUCH_BEGIN event, progress with %CLUTTER_TOUCH_UPDATE
* events, and end either with a %CLUTTER_TOUCH_END event or with a
* %CLUTTER_TOUCH_CANCEL event.
*
* With multi-touch capable devices there can be multiple event sequence
* running at the same time.
*
* Since: 1.10
*/
struct _ClutterTouchEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
gfloat x;
gfloat y;
ClutterEventSequence *sequence;
ClutterModifierType modifier_state;
gdouble *axes; /* reserved */
ClutterInputDevice *device;
};
/**
* ClutterTouchpadPinchEvent:
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor (unused)
* @phase: the current phase of the gesture
* @x: the X coordinate of the pointer, relative to the stage
* @y: the Y coordinate of the pointer, relative to the stage
* @dx: movement delta of the pinch focal point in the X axis
* @dy: movement delta of the pinch focal point in the Y axis
* @angle_delta: angle delta in degrees, clockwise rotations are
* represented by positive deltas
* @scale: the current scale
*
* Used for touchpad pinch gesture events. The current state of the
* gesture will be determined by the @phase field.
*
* Each event with phase %CLUTTER_TOUCHPAD_GESTURE_PHASE_BEGIN
* will report a @scale of 1.0, all later phases in the gesture
* report the current scale relative to the initial 1.0 value
* (eg. 0.5 being half the size, 2.0 twice as big).
*
* Since: 1.24
*/
struct _ClutterTouchpadPinchEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
ClutterTouchpadGesturePhase phase;
gfloat x;
gfloat y;
gfloat dx;
gfloat dy;
gfloat angle_delta;
gfloat scale;
guint n_fingers;
};
/**
* ClutterTouchpadSwipeEvent
* @type: event type
* @time: event time
* @flags: event flags
* @stage: event source stage
* @source: event source actor (unused)
* @phase: the current phase of the gesture
* @n_fingers: the number of fingers triggering the swipe
* @x: the X coordinate of the pointer, relative to the stage
* @y: the Y coordinate of the pointer, relative to the stage
* @dx: movement delta of the pinch focal point in the X axis
* @dy: movement delta of the pinch focal point in the Y axis
*
* Used for touchpad swipe gesture events. The current state of the
* gesture will be determined by the @phase field.
*
* Since: 1.24
*/
struct _ClutterTouchpadSwipeEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
ClutterTouchpadGesturePhase phase;
guint n_fingers;
gfloat x;
gfloat y;
gfloat dx;
gfloat dy;
};
struct _ClutterPadButtonEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
guint32 button;
guint32 group;
ClutterInputDevice *device;
guint32 mode;
};
struct _ClutterPadStripEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
ClutterInputDevice *device;
ClutterInputDevicePadSource strip_source;
guint32 strip_number;
guint32 group;
gdouble value;
guint32 mode;
};
struct _ClutterPadRingEvent
{
ClutterEventType type;
guint32 time;
ClutterEventFlags flags;
ClutterStage *stage;
ClutterActor *source;
ClutterInputDevice *device;
ClutterInputDevicePadSource ring_source;
guint32 ring_number;
guint32 group;
gdouble angle;
guint32 mode;
};
/**
* ClutterEvent:
*
* Generic event wrapper.
*
* Since: 0.2
*/
union _ClutterEvent
{
/*< private >*/
ClutterEventType type;
ClutterAnyEvent any;
ClutterButtonEvent button;
ClutterKeyEvent key;
ClutterMotionEvent motion;
ClutterScrollEvent scroll;
ClutterStageStateEvent stage_state;
ClutterCrossingEvent crossing;
ClutterTouchEvent touch;
ClutterTouchpadPinchEvent touchpad_pinch;
ClutterTouchpadSwipeEvent touchpad_swipe;
ClutterProximityEvent proximity;
ClutterPadButtonEvent pad_button;
ClutterPadStripEvent pad_strip;
ClutterPadRingEvent pad_ring;
};
/**
* ClutterEventFilterFunc:
* @event: the event that is going to be emitted
* @user_data: the data pointer passed to clutter_event_add_filter()
*
* A function pointer type used by event filters that are added with
* clutter_event_add_filter().
*
* Return value: %CLUTTER_EVENT_STOP to indicate that the event
* has been handled or %CLUTTER_EVENT_PROPAGATE otherwise.
* Returning %CLUTTER_EVENT_STOP skips any further filter
* functions and prevents the signal emission for the event.
*
* Since: 1.18
*/
typedef gboolean (* ClutterEventFilterFunc) (const ClutterEvent *event,
gpointer user_data);
CLUTTER_AVAILABLE_IN_ALL
GType clutter_event_get_type (void) G_GNUC_CONST;
CLUTTER_AVAILABLE_IN_1_20
GType clutter_event_sequence_get_type (void) G_GNUC_CONST;
CLUTTER_AVAILABLE_IN_ALL
gboolean clutter_events_pending (void);
CLUTTER_AVAILABLE_IN_ALL
ClutterEvent * clutter_event_get (void);
CLUTTER_AVAILABLE_IN_ALL
ClutterEvent * clutter_event_peek (void);
CLUTTER_AVAILABLE_IN_ALL
void clutter_event_put (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_18
guint clutter_event_add_filter (ClutterStage *stage,
ClutterEventFilterFunc func,
GDestroyNotify notify,
gpointer user_data);
CLUTTER_AVAILABLE_IN_1_18
void clutter_event_remove_filter (guint id);
CLUTTER_AVAILABLE_IN_ALL
ClutterEvent * clutter_event_new (ClutterEventType type);
CLUTTER_AVAILABLE_IN_ALL
ClutterEvent * clutter_event_copy (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL
void clutter_event_free (ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL
ClutterEventType clutter_event_type (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_flags (ClutterEvent *event,
ClutterEventFlags flags);
CLUTTER_AVAILABLE_IN_1_0
ClutterEventFlags clutter_event_get_flags (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_time (ClutterEvent *event,
guint32 time_);
CLUTTER_AVAILABLE_IN_ALL
guint32 clutter_event_get_time (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_state (ClutterEvent *event,
ClutterModifierType state);
CLUTTER_AVAILABLE_IN_ALL
ClutterModifierType clutter_event_get_state (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_16
void clutter_event_get_state_full (const ClutterEvent *event,
ClutterModifierType *button_state,
ClutterModifierType *base_state,
ClutterModifierType *latched_state,
ClutterModifierType *locked_state,
ClutterModifierType *effective_state);
CLUTTER_AVAILABLE_IN_1_6
void clutter_event_set_device (ClutterEvent *event,
ClutterInputDevice *device);
CLUTTER_AVAILABLE_IN_1_6
ClutterInputDevice * clutter_event_get_device (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_6
void clutter_event_set_source_device (ClutterEvent *event,
ClutterInputDevice *device);
CLUTTER_AVAILABLE_IN_1_6
ClutterInputDevice * clutter_event_get_source_device (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL
void clutter_event_set_device_tool (ClutterEvent *event,
ClutterInputDeviceTool *tool);
CLUTTER_AVAILABLE_IN_ALL
ClutterInputDeviceTool *clutter_event_get_device_tool (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_source (ClutterEvent *event,
ClutterActor *actor);
CLUTTER_AVAILABLE_IN_ALL
ClutterActor * clutter_event_get_source (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_stage (ClutterEvent *event,
ClutterStage *stage);
CLUTTER_AVAILABLE_IN_ALL
ClutterStage * clutter_event_get_stage (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL
gint clutter_event_get_device_id (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_0
ClutterInputDeviceType clutter_event_get_device_type (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_coords (ClutterEvent *event,
gfloat x,
gfloat y);
CLUTTER_AVAILABLE_IN_ALL
void clutter_event_get_coords (const ClutterEvent *event,
gfloat *x,
gfloat *y);
CLUTTER_AVAILABLE_IN_1_12
void clutter_event_get_position (const ClutterEvent *event,
ClutterPoint *position);
CLUTTER_AVAILABLE_IN_1_12
float clutter_event_get_distance (const ClutterEvent *source,
const ClutterEvent *target);
CLUTTER_AVAILABLE_IN_1_12
double clutter_event_get_angle (const ClutterEvent *source,
const ClutterEvent *target);
CLUTTER_AVAILABLE_IN_1_6
gdouble * clutter_event_get_axes (const ClutterEvent *event,
guint *n_axes);
CLUTTER_AVAILABLE_IN_1_12
gboolean clutter_event_has_shift_modifier (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_12
gboolean clutter_event_has_control_modifier (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_12
gboolean clutter_event_is_pointer_emulated (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_key_symbol (ClutterEvent *event,
guint key_sym);
CLUTTER_AVAILABLE_IN_1_0
guint clutter_event_get_key_symbol (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_key_code (ClutterEvent *event,
guint16 key_code);
CLUTTER_AVAILABLE_IN_1_0
guint16 clutter_event_get_key_code (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_key_unicode (ClutterEvent *event,
gunichar key_unicode);
CLUTTER_AVAILABLE_IN_1_0
gunichar clutter_event_get_key_unicode (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_button (ClutterEvent *event,
guint32 button);
CLUTTER_AVAILABLE_IN_1_0
guint32 clutter_event_get_button (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_0
guint clutter_event_get_click_count (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_related (ClutterEvent *event,
ClutterActor *actor);
CLUTTER_AVAILABLE_IN_1_0
ClutterActor * clutter_event_get_related (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_8
void clutter_event_set_scroll_direction (ClutterEvent *event,
ClutterScrollDirection direction);
CLUTTER_AVAILABLE_IN_1_0
ClutterScrollDirection clutter_event_get_scroll_direction (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_10
void clutter_event_set_scroll_delta (ClutterEvent *event,
gdouble dx,
gdouble dy);
CLUTTER_AVAILABLE_IN_1_10
void clutter_event_get_scroll_delta (const ClutterEvent *event,
gdouble *dx,
gdouble *dy);
CLUTTER_AVAILABLE_IN_1_10
ClutterEventSequence * clutter_event_get_event_sequence (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL
guint32 clutter_keysym_to_unicode (guint keyval);
CLUTTER_AVAILABLE_IN_1_10
guint clutter_unicode_to_keysym (guint32 wc);
CLUTTER_AVAILABLE_IN_1_0
guint32 clutter_get_current_event_time (void);
CLUTTER_AVAILABLE_IN_1_2
const ClutterEvent * clutter_get_current_event (void);
CLUTTER_AVAILABLE_IN_1_24
guint clutter_event_get_touchpad_gesture_finger_count (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_24
gdouble clutter_event_get_gesture_pinch_angle_delta (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_24
gdouble clutter_event_get_gesture_pinch_scale (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_24
ClutterTouchpadGesturePhase clutter_event_get_gesture_phase (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_1_24
void clutter_event_get_gesture_motion_delta (const ClutterEvent *event,
gdouble *dx,
gdouble *dy);
ClutterScrollSource clutter_event_get_scroll_source (const ClutterEvent *event);
ClutterScrollFinishFlags clutter_event_get_scroll_finish_flags (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_ALL
guint clutter_event_get_mode_group (const ClutterEvent *event);
CLUTTER_AVAILABLE_IN_MUTTER
gboolean clutter_event_get_pad_event_details (const ClutterEvent *event,
guint *number,
guint *mode,
gdouble *value);
G_END_DECLS
#endif /* __CLUTTER_EVENT_H__ */
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