251 lines
9.7 KiB
C
251 lines
9.7 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
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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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
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#error "Only <gdk/gdk.h> can be included directly."
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#endif
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#ifndef __GDK_DEVICE_H__
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#define __GDK_DEVICE_H__
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#include <gdk/gdktypes.h>
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G_BEGIN_DECLS
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#define GDK_TYPE_DEVICE (gdk_device_get_type ())
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#define GDK_DEVICE(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_DEVICE, GdkDevice))
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#define GDK_IS_DEVICE(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_DEVICE))
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typedef struct _GdkTimeCoord GdkTimeCoord;
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/**
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* GdkExtensionMode:
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* @GDK_EXTENSION_EVENTS_NONE: no extension events are desired.
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* @GDK_EXTENSION_EVENTS_ALL: all extension events are desired.
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* @GDK_EXTENSION_EVENTS_CURSOR: extension events are desired only if a cursor
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* will be displayed for the device.
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*
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* An enumeration used to specify which extension events
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* are desired for a particular widget.
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*/
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typedef enum
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{
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GDK_EXTENSION_EVENTS_NONE,
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GDK_EXTENSION_EVENTS_ALL,
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GDK_EXTENSION_EVENTS_CURSOR
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} GdkExtensionMode;
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/**
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* GdkInputSource:
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* @GDK_SOURCE_MOUSE: the device is a mouse. (This will be reported for the core
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* pointer, even if it is something else, such as a trackball.)
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* @GDK_SOURCE_PEN: the device is a stylus of a graphics tablet or similar device.
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* @GDK_SOURCE_ERASER: the device is an eraser. Typically, this would be the other end
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* of a stylus on a graphics tablet.
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* @GDK_SOURCE_CURSOR: the device is a graphics tablet "puck" or similar device.
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* @GDK_SOURCE_KEYBOARD: the device is a keyboard.
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*
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* An enumeration describing the type of an input device in general terms.
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*/
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typedef enum
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{
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GDK_SOURCE_MOUSE,
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GDK_SOURCE_PEN,
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GDK_SOURCE_ERASER,
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GDK_SOURCE_CURSOR,
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GDK_SOURCE_KEYBOARD
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} GdkInputSource;
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/**
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* GdkInputMode:
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* @GDK_MODE_DISABLED: the device is disabled and will not report any events.
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* @GDK_MODE_SCREEN: the device is enabled. The device's coordinate space
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* maps to the entire screen.
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* @GDK_MODE_WINDOW: the device is enabled. The device's coordinate space
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* is mapped to a single window. The manner in which this window
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* is chosen is undefined, but it will typically be the same
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* way in which the focus window for key events is determined.
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*
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* An enumeration that describes the mode of an input device.
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*/
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typedef enum
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{
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GDK_MODE_DISABLED,
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GDK_MODE_SCREEN,
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GDK_MODE_WINDOW
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} GdkInputMode;
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/**
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* GdkAxisUse:
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* @GDK_AXIS_IGNORE: the axis is ignored.
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* @GDK_AXIS_X: the axis is used as the x axis.
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* @GDK_AXIS_Y: the axis is used as the y axis.
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* @GDK_AXIS_PRESSURE: the axis is used for pressure information.
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* @GDK_AXIS_XTILT: the axis is used for x tilt information.
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* @GDK_AXIS_YTILT: the axis is used for x tilt information.
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* @GDK_AXIS_WHEEL: the axis is used for wheel information.
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* @GDK_AXIS_LAST: a constant equal to the numerically highest axis value.
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*
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* An enumeration describing the way in which a device
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* axis (valuator) maps onto the predefined valuator
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* types that GTK+ understands.
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*/
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typedef enum
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{
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GDK_AXIS_IGNORE,
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GDK_AXIS_X,
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GDK_AXIS_Y,
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GDK_AXIS_PRESSURE,
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GDK_AXIS_XTILT,
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GDK_AXIS_YTILT,
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GDK_AXIS_WHEEL,
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GDK_AXIS_LAST
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} GdkAxisUse;
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/**
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* GdkDeviceType:
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* @GDK_DEVICE_TYPE_MASTER: Device is a master (or virtual) device. There will
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* be an associated focus indicator on the screen.
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* @GDK_DEVICE_TYPE_SLAVE: Device is a slave (or physical) device.
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* @GDK_DEVICE_TYPE_FLOATING: Device is a physical device, currently not attached to
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* any virtual device.
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*
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* Indicates the device type. See <link linkend="GdkDeviceManager.description">above</link>
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* for more information about the meaning of these device types.
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*/
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typedef enum {
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GDK_DEVICE_TYPE_MASTER,
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GDK_DEVICE_TYPE_SLAVE,
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GDK_DEVICE_TYPE_FLOATING
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} GdkDeviceType;
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/* We don't allocate each coordinate this big, but we use it to
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* be ANSI compliant and avoid accessing past the defined limits.
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*/
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#define GDK_MAX_TIMECOORD_AXES 128
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/**
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* GdkTimeCoord:
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* @time: The timestamp for this event.
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* @axes: the values of the device's axes.
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*
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* The #GdkTimeCoord structure stores a single event in a motion history.
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*/
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struct _GdkTimeCoord
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{
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guint32 time;
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gdouble axes[GDK_MAX_TIMECOORD_AXES];
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};
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GType gdk_device_get_type (void) G_GNUC_CONST;
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G_CONST_RETURN gchar *gdk_device_get_name (GdkDevice *device);
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gboolean gdk_device_get_has_cursor (GdkDevice *device);
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/* Functions to configure a device */
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GdkInputSource gdk_device_get_source (GdkDevice *device);
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GdkInputMode gdk_device_get_mode (GdkDevice *device);
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gboolean gdk_device_set_mode (GdkDevice *device,
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GdkInputMode mode);
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gint gdk_device_get_n_keys (GdkDevice *device);
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gboolean gdk_device_get_key (GdkDevice *device,
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guint index_,
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guint *keyval,
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GdkModifierType *modifiers);
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void gdk_device_set_key (GdkDevice *device,
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guint index_,
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guint keyval,
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GdkModifierType modifiers);
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GdkAxisUse gdk_device_get_axis_use (GdkDevice *device,
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guint index_);
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void gdk_device_set_axis_use (GdkDevice *device,
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guint index_,
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GdkAxisUse use);
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void gdk_device_get_state (GdkDevice *device,
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GdkWindow *window,
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gdouble *axes,
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GdkModifierType *mask);
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void gdk_device_get_position (GdkDevice *device,
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GdkScreen **screen,
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gint *x,
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gint *y);
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GdkWindow *
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gdk_device_get_window_at_position
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(GdkDevice *device,
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gint *win_x,
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gint *win_y);
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gboolean gdk_device_get_history (GdkDevice *device,
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GdkWindow *window,
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guint32 start,
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guint32 stop,
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GdkTimeCoord ***events,
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gint *n_events);
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void gdk_device_free_history (GdkTimeCoord **events,
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gint n_events);
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gint gdk_device_get_n_axes (GdkDevice *device);
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GList * gdk_device_list_axes (GdkDevice *device);
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gboolean gdk_device_get_axis_value (GdkDevice *device,
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gdouble *axes,
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GdkAtom axis_label,
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gdouble *value);
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gboolean gdk_device_get_axis (GdkDevice *device,
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gdouble *axes,
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GdkAxisUse use,
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gdouble *value);
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GdkDisplay * gdk_device_get_display (GdkDevice *device);
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GdkDevice * gdk_device_get_associated_device (GdkDevice *device);
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GList * gdk_device_list_slave_devices (GdkDevice *device);
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GdkDeviceType gdk_device_get_device_type (GdkDevice *device);
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GdkGrabStatus gdk_device_grab (GdkDevice *device,
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GdkWindow *window,
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GdkGrabOwnership grab_ownership,
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gboolean owner_events,
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GdkEventMask event_mask,
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GdkCursor *cursor,
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guint32 time_);
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void gdk_device_ungrab (GdkDevice *device,
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guint32 time_);
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void gdk_device_warp (GdkDevice *device,
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GdkScreen *screen,
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gint x,
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gint y);
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gboolean gdk_device_grab_info_libgtk_only (GdkDisplay *display,
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GdkDevice *device,
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GdkWindow **grab_window,
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gboolean *owner_events);
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G_END_DECLS
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#endif /* __GDK_DEVICE_H__ */
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