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40b6d907bf
Add gdk_device_get_last_event_window(), and use to implement the window tracking we need for synthesizing crossing events for sensitivity changes and gtk grabs, rather than keeping the information in qdata and updating it based when GTK+ gets events. https://bugzilla.gnome.org/show_bug.cgi?id=726187
280 lines
11 KiB
C
280 lines
11 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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GDK_DEVICE_H__
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#define __GDK_DEVICE_H__
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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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#include <gdk/gdkversionmacros.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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* 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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* @GDK_SOURCE_TOUCHSCREEN: the device is a direct-input touch device, such
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* as a touchscreen or tablet. This device type has been added in 3.4.
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* @GDK_SOURCE_TOUCHPAD: the device is an indirect touch device, such
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* as a touchpad. This device type has been added in 3.4.
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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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GDK_SOURCE_TOUCHSCREEN,
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GDK_SOURCE_TOUCHPAD
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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 y 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 [above][GdkDeviceManager.description]
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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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* A #GdkTimeCoord 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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GDK_AVAILABLE_IN_ALL
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GType gdk_device_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_ALL
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const gchar * gdk_device_get_name (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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GdkInputSource gdk_device_get_source (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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GdkInputMode gdk_device_get_mode (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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gboolean gdk_device_set_mode (GdkDevice *device,
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GdkInputMode mode);
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GDK_AVAILABLE_IN_ALL
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gint gdk_device_get_n_keys (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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GdkAxisUse gdk_device_get_axis_use (GdkDevice *device,
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guint index_);
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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_3_10
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void gdk_device_get_position_double (GdkDevice *device,
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GdkScreen **screen,
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gdouble *x,
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gdouble *y);
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GDK_AVAILABLE_IN_3_10
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GdkWindow *
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gdk_device_get_window_at_position_double
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(GdkDevice *device,
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gdouble *win_x,
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gdouble *win_y);
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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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void gdk_device_free_history (GdkTimeCoord **events,
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gint n_events);
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GDK_AVAILABLE_IN_ALL
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gint gdk_device_get_n_axes (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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GList * gdk_device_list_axes (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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GdkDisplay * gdk_device_get_display (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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GdkDevice * gdk_device_get_associated_device (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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GList * gdk_device_list_slave_devices (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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GdkDeviceType gdk_device_get_device_type (GdkDevice *device);
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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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void gdk_device_ungrab (GdkDevice *device,
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guint32 time_);
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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_ALL
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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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GDK_AVAILABLE_IN_3_12
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GdkWindow *gdk_device_get_last_event_window (GdkDevice *device);
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G_END_DECLS
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#endif /* __GDK_DEVICE_H__ */
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