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gtk/gdk/gdkdevice.h

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/* GDK - The GIMP Drawing Kit
* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
*
* 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 __GDK_DEVICE_H__
#define __GDK_DEVICE_H__
#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
#error "Only <gdk/gdk.h> can be included directly."
#endif
#include <gdk/gdkversionmacros.h>
#include <gdk/gdktypes.h>
G_BEGIN_DECLS
#define GDK_TYPE_DEVICE (gdk_device_get_type ())
#define GDK_DEVICE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_DEVICE, GdkDevice))
#define GDK_IS_DEVICE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_DEVICE))
typedef struct _GdkTimeCoord GdkTimeCoord;
/**
* GdkInputSource:
* @GDK_SOURCE_MOUSE: the device is a mouse. (This will be reported for the core
* pointer, even if it is something else, such as a trackball.)
* @GDK_SOURCE_PEN: the device is a stylus of a graphics tablet or similar device.
* @GDK_SOURCE_ERASER: the device is an eraser. Typically, this would be the other end
* of a stylus on a graphics tablet.
* @GDK_SOURCE_CURSOR: the device is a graphics tablet “puck” or similar device.
* @GDK_SOURCE_KEYBOARD: the device is a keyboard.
* @GDK_SOURCE_TOUCHSCREEN: the device is a direct-input touch device, such
* as a touchscreen or tablet. This device type has been added in 3.4.
* @GDK_SOURCE_TOUCHPAD: the device is an indirect touch device, such
* as a touchpad. This device type has been added in 3.4.
*
* An enumeration describing the type of an input device in general terms.
*/
typedef enum
{
GDK_SOURCE_MOUSE,
GDK_SOURCE_PEN,
GDK_SOURCE_ERASER,
GDK_SOURCE_CURSOR,
GDK_SOURCE_KEYBOARD,
GDK_SOURCE_TOUCHSCREEN,
GDK_SOURCE_TOUCHPAD
} GdkInputSource;
/**
* GdkInputMode:
* @GDK_MODE_DISABLED: the device is disabled and will not report any events.
* @GDK_MODE_SCREEN: the device is enabled. The device’s coordinate space
* maps to the entire screen.
* @GDK_MODE_WINDOW: the device is enabled. The device’s coordinate space
* is mapped to a single window. The manner in which this window
* is chosen is undefined, but it will typically be the same
* way in which the focus window for key events is determined.
*
* An enumeration that describes the mode of an input device.
*/
typedef enum
{
GDK_MODE_DISABLED,
GDK_MODE_SCREEN,
GDK_MODE_WINDOW
} GdkInputMode;
/**
* GdkAxisUse:
* @GDK_AXIS_IGNORE: the axis is ignored.
* @GDK_AXIS_X: the axis is used as the x axis.
* @GDK_AXIS_Y: the axis is used as the y axis.
* @GDK_AXIS_PRESSURE: the axis is used for pressure information.
* @GDK_AXIS_XTILT: the axis is used for x tilt information.
* @GDK_AXIS_YTILT: the axis is used for y tilt information.
* @GDK_AXIS_WHEEL: the axis is used for wheel information.
* @GDK_AXIS_LAST: a constant equal to the numerically highest axis value.
*
* An enumeration describing the way in which a device
* axis (valuator) maps onto the predefined valuator
* types that GTK+ understands.
*/
typedef enum
{
GDK_AXIS_IGNORE,
GDK_AXIS_X,
GDK_AXIS_Y,
GDK_AXIS_PRESSURE,
GDK_AXIS_XTILT,
GDK_AXIS_YTILT,
GDK_AXIS_WHEEL,
GDK_AXIS_LAST
} GdkAxisUse;
/**
* GdkDeviceType:
* @GDK_DEVICE_TYPE_MASTER: Device is a master (or virtual) device. There will
* be an associated focus indicator on the screen.
* @GDK_DEVICE_TYPE_SLAVE: Device is a slave (or physical) device.
* @GDK_DEVICE_TYPE_FLOATING: Device is a physical device, currently not attached to
* any virtual device.
*
* Indicates the device type. See [above][GdkDeviceManager.description]
* for more information about the meaning of these device types.
*/
typedef enum {
GDK_DEVICE_TYPE_MASTER,
GDK_DEVICE_TYPE_SLAVE,
GDK_DEVICE_TYPE_FLOATING
} GdkDeviceType;
/* We don't allocate each coordinate this big, but we use it to
* be ANSI compliant and avoid accessing past the defined limits.
*/
#define GDK_MAX_TIMECOORD_AXES 128
/**
* GdkTimeCoord:
* @time: The timestamp for this event.
* @axes: the values of the device’s axes.
*
* A #GdkTimeCoord stores a single event in a motion history.
*/
struct _GdkTimeCoord
{
guint32 time;
gdouble axes[GDK_MAX_TIMECOORD_AXES];
};
GDK_AVAILABLE_IN_ALL
GType gdk_device_get_type (void) G_GNUC_CONST;
GDK_AVAILABLE_IN_ALL
const gchar * gdk_device_get_name (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
gboolean gdk_device_get_has_cursor (GdkDevice *device);
/* Functions to configure a device */
GDK_AVAILABLE_IN_ALL
GdkInputSource gdk_device_get_source (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
GdkInputMode gdk_device_get_mode (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
gboolean gdk_device_set_mode (GdkDevice *device,
GdkInputMode mode);
GDK_AVAILABLE_IN_ALL
gint gdk_device_get_n_keys (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
gboolean gdk_device_get_key (GdkDevice *device,
guint index_,
guint *keyval,
GdkModifierType *modifiers);
GDK_AVAILABLE_IN_ALL
void gdk_device_set_key (GdkDevice *device,
guint index_,
guint keyval,
GdkModifierType modifiers);
GDK_AVAILABLE_IN_ALL
GdkAxisUse gdk_device_get_axis_use (GdkDevice *device,
guint index_);
GDK_AVAILABLE_IN_ALL
void gdk_device_set_axis_use (GdkDevice *device,
guint index_,
GdkAxisUse use);
GDK_AVAILABLE_IN_ALL
void gdk_device_get_state (GdkDevice *device,
GdkWindow *window,
gdouble *axes,
GdkModifierType *mask);
GDK_AVAILABLE_IN_ALL
void gdk_device_get_position (GdkDevice *device,
GdkScreen **screen,
gint *x,
gint *y);
GDK_AVAILABLE_IN_ALL
GdkWindow *
gdk_device_get_window_at_position
(GdkDevice *device,
gint *win_x,
gint *win_y);
GDK_AVAILABLE_IN_3_10
void gdk_device_get_position_double (GdkDevice *device,
GdkScreen **screen,
gdouble *x,
gdouble *y);
GDK_AVAILABLE_IN_3_10
GdkWindow *
gdk_device_get_window_at_position_double
(GdkDevice *device,
gdouble *win_x,
gdouble *win_y);
GDK_AVAILABLE_IN_ALL
gboolean gdk_device_get_history (GdkDevice *device,
GdkWindow *window,
guint32 start,
guint32 stop,
GdkTimeCoord ***events,
gint *n_events);
GDK_AVAILABLE_IN_ALL
void gdk_device_free_history (GdkTimeCoord **events,
gint n_events);
GDK_AVAILABLE_IN_ALL
gint gdk_device_get_n_axes (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
GList * gdk_device_list_axes (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
gboolean gdk_device_get_axis_value (GdkDevice *device,
gdouble *axes,
GdkAtom axis_label,
gdouble *value);
GDK_AVAILABLE_IN_ALL
gboolean gdk_device_get_axis (GdkDevice *device,
gdouble *axes,
GdkAxisUse use,
gdouble *value);
GDK_AVAILABLE_IN_ALL
GdkDisplay * gdk_device_get_display (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
GdkDevice * gdk_device_get_associated_device (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
GList * gdk_device_list_slave_devices (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
GdkDeviceType gdk_device_get_device_type (GdkDevice *device);
GDK_AVAILABLE_IN_ALL
GdkGrabStatus gdk_device_grab (GdkDevice *device,
GdkWindow *window,
GdkGrabOwnership grab_ownership,
gboolean owner_events,
GdkEventMask event_mask,
GdkCursor *cursor,
guint32 time_);
GDK_AVAILABLE_IN_ALL
void gdk_device_ungrab (GdkDevice *device,
guint32 time_);
GDK_AVAILABLE_IN_ALL
void gdk_device_warp (GdkDevice *device,
GdkScreen *screen,
gint x,
gint y);
GDK_AVAILABLE_IN_ALL
gboolean gdk_device_grab_info_libgtk_only (GdkDisplay *display,
GdkDevice *device,
GdkWindow **grab_window,
gboolean *owner_events);
G_END_DECLS
#endif /* __GDK_DEVICE_H__ */
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