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gtk/gdk/gdktypes.h
Matthias Clasen 7733f646d6 gdk: Rename GdkDragContext to GdkDrag 
This is to go along with the newly introduced GdkDrop.

This commit includes the necessary updates to the X11, Wayland
and Broadway backends. Other backends have to be updated separately.
2018-07-02 14:59:26 +02:00

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/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* 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/>.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#ifndef __GDK_TYPES_H__
#define __GDK_TYPES_H__
#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
#error "Only <gdk/gdk.h> can be included directly."
#endif
/* GDK uses "glib". (And so does GTK).
*/
#include <glib.h>
#include <glib-object.h>
#include <gio/gio.h>
#include <cairo.h>
#include <pango/pango.h>
/* The system specific file gdkconfig.h contains such configuration
* settings that are needed not only when compiling GDK (or GTK)
* itself, but also occasionally when compiling programs that use GDK
* (or GTK). One such setting is what windowing API backend is in use.
*/
#include <gdk/gdkconfig.h>
/* some common magic values */
/**
* GDK_CURRENT_TIME:
*
* Represents the current time, and can be used anywhere a time is expected.
*/
#define GDK_CURRENT_TIME 0L
/**
* GDK_PARENT_RELATIVE:
*
* A special value, indicating that the background
* for a surface should be inherited from the parent surface.
*/
#define GDK_PARENT_RELATIVE 1L
G_BEGIN_DECLS
/**
* GdkPoint:
* @x: the x coordinate of the point
* @y: the y coordinate of the point
*
* Defines the x and y coordinates of a point.
*/
struct _GdkPoint
{
gint x;
gint y;
};
typedef struct _GdkPoint GdkPoint;
/**
* GdkRectangle:
* @x: the x coordinate of the top left corner
* @y: the y coordinate of the top left corner
* @width: the width of the rectangle
* @height: the height of the rectangle
*
* Defines the position and size of a rectangle. It is identical to
* #cairo_rectangle_int_t.
*/
#ifdef __GI_SCANNER__
/* The introspection scanner is currently unable to lookup how
* cairo_rectangle_int_t is actually defined. This prevents
* introspection data for the GdkRectangle type to include fields
* descriptions. To workaround this issue, we define it with the same
* content as cairo_rectangle_int_t, but only under the introspection
* define.
*/
struct _GdkRectangle
{
int x, y;
int width, height;
};
typedef struct _GdkRectangle GdkRectangle;
#else
typedef cairo_rectangle_int_t GdkRectangle;
#endif
/**
* GdkAtom:
*
* An opaque type representing a string as an index into a table
* of strings on the X server.
*/
typedef const char *GdkAtom;
/* Forward declarations of commonly used types */
typedef struct _GdkRGBA GdkRGBA;
typedef struct _GdkContentFormats GdkContentFormats;
typedef struct _GdkContentProvider GdkContentProvider;
typedef struct _GdkCursor GdkCursor;
typedef struct _GdkTexture GdkTexture;
typedef struct _GdkDevice GdkDevice;
typedef struct _GdkDrag GdkDrag;
typedef struct _GdkDrop GdkDrop;
typedef struct _GdkClipboard GdkClipboard;
typedef struct _GdkDisplayManager GdkDisplayManager;
typedef struct _GdkDisplay GdkDisplay;
typedef struct _GdkSurface GdkSurface;
typedef struct _GdkKeymap GdkKeymap;
typedef struct _GdkAppLaunchContext GdkAppLaunchContext;
typedef struct _GdkSeat GdkSeat;
typedef struct _GdkSnapshot GdkSnapshot;
typedef struct _GdkDrawingContext GdkDrawingContext;
typedef struct _GdkDrawContext GdkDrawContext;
typedef struct _GdkCairoContext GdkCairoContext;
typedef struct _GdkGLContext GdkGLContext;
typedef struct _GdkVulkanContext GdkVulkanContext;
/**
* GdkByteOrder:
* @GDK_LSB_FIRST: The values are stored with the least-significant byte
* first. For instance, the 32-bit value 0xffeecc would be stored
* in memory as 0xcc, 0xee, 0xff, 0x00.
* @GDK_MSB_FIRST: The values are stored with the most-significant byte
* first. For instance, the 32-bit value 0xffeecc would be stored
* in memory as 0x00, 0xff, 0xee, 0xcc.
*
* A set of values describing the possible byte-orders
* for storing pixel values in memory.
*/
typedef enum
{
GDK_LSB_FIRST,
GDK_MSB_FIRST
} GdkByteOrder;
/* Types of modifiers.
*/
/**
* GdkModifierType:
* @GDK_SHIFT_MASK: the Shift key.
* @GDK_LOCK_MASK: a Lock key (depending on the modifier mapping of the
* X server this may either be CapsLock or ShiftLock).
* @GDK_CONTROL_MASK: the Control key.
* @GDK_MOD1_MASK: the fourth modifier key (it depends on the modifier
* mapping of the X server which key is interpreted as this modifier, but
* normally it is the Alt key).
* @GDK_MOD2_MASK: the fifth modifier key (it depends on the modifier
* mapping of the X server which key is interpreted as this modifier).
* @GDK_MOD3_MASK: the sixth modifier key (it depends on the modifier
* mapping of the X server which key is interpreted as this modifier).
* @GDK_MOD4_MASK: the seventh modifier key (it depends on the modifier
* mapping of the X server which key is interpreted as this modifier).
* @GDK_MOD5_MASK: the eighth modifier key (it depends on the modifier
* mapping of the X server which key is interpreted as this modifier).
* @GDK_BUTTON1_MASK: the first mouse button.
* @GDK_BUTTON2_MASK: the second mouse button.
* @GDK_BUTTON3_MASK: the third mouse button.
* @GDK_BUTTON4_MASK: the fourth mouse button.
* @GDK_BUTTON5_MASK: the fifth mouse button.
* @GDK_MODIFIER_RESERVED_13_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_14_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_15_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_16_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_17_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_18_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_19_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_20_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_21_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_22_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_23_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_24_MASK: A reserved bit flag; do not use in your own code
* @GDK_MODIFIER_RESERVED_25_MASK: A reserved bit flag; do not use in your own code
* @GDK_SUPER_MASK: the Super modifier
* @GDK_HYPER_MASK: the Hyper modifier
* @GDK_META_MASK: the Meta modifier
* @GDK_MODIFIER_RESERVED_29_MASK: A reserved bit flag; do not use in your own code
* @GDK_RELEASE_MASK: not used in GDK itself. GTK+ uses it to differentiate
* between (keyval, modifiers) pairs from key press and release events.
* @GDK_MODIFIER_MASK: a mask covering all modifier types.
*
* A set of bit-flags to indicate the state of modifier keys and mouse buttons
* in various event types. Typical modifier keys are Shift, Control, Meta,
* Super, Hyper, Alt, Compose, Apple, CapsLock or ShiftLock.
*
* Like the X Window System, GDK supports 8 modifier keys and 5 mouse buttons.
*
* GDK recognizes which of the Meta, Super or Hyper keys are mapped
* to Mod2 - Mod5, and indicates this by setting %GDK_SUPER_MASK,
* %GDK_HYPER_MASK or %GDK_META_MASK in the state field of key events.
*
* Note that GDK may add internal values to events which include
* reserved values such as %GDK_MODIFIER_RESERVED_13_MASK. Your code
* should preserve and ignore them. You can use %GDK_MODIFIER_MASK to
* remove all reserved values.
*
* Also note that the GDK X backend interprets button press events for button
* 4-7 as scroll events, so %GDK_BUTTON4_MASK and %GDK_BUTTON5_MASK will never
* be set.
*/
typedef enum
{
GDK_SHIFT_MASK = 1 << 0,
GDK_LOCK_MASK = 1 << 1,
GDK_CONTROL_MASK = 1 << 2,
GDK_MOD1_MASK = 1 << 3,
GDK_MOD2_MASK = 1 << 4,
GDK_MOD3_MASK = 1 << 5,
GDK_MOD4_MASK = 1 << 6,
GDK_MOD5_MASK = 1 << 7,
GDK_BUTTON1_MASK = 1 << 8,
GDK_BUTTON2_MASK = 1 << 9,
GDK_BUTTON3_MASK = 1 << 10,
GDK_BUTTON4_MASK = 1 << 11,
GDK_BUTTON5_MASK = 1 << 12,
GDK_MODIFIER_RESERVED_13_MASK = 1 << 13,
GDK_MODIFIER_RESERVED_14_MASK = 1 << 14,
GDK_MODIFIER_RESERVED_15_MASK = 1 << 15,
GDK_MODIFIER_RESERVED_16_MASK = 1 << 16,
GDK_MODIFIER_RESERVED_17_MASK = 1 << 17,
GDK_MODIFIER_RESERVED_18_MASK = 1 << 18,
GDK_MODIFIER_RESERVED_19_MASK = 1 << 19,
GDK_MODIFIER_RESERVED_20_MASK = 1 << 20,
GDK_MODIFIER_RESERVED_21_MASK = 1 << 21,
GDK_MODIFIER_RESERVED_22_MASK = 1 << 22,
GDK_MODIFIER_RESERVED_23_MASK = 1 << 23,
GDK_MODIFIER_RESERVED_24_MASK = 1 << 24,
GDK_MODIFIER_RESERVED_25_MASK = 1 << 25,
/* The next few modifiers are used by XKB, so we skip to the end.
* Bits 15 - 25 are currently unused. Bit 29 is used internally.
*/
GDK_SUPER_MASK = 1 << 26,
GDK_HYPER_MASK = 1 << 27,
GDK_META_MASK = 1 << 28,
GDK_MODIFIER_RESERVED_29_MASK = 1 << 29,
GDK_RELEASE_MASK = 1 << 30,
/* Combination of GDK_SHIFT_MASK..GDK_BUTTON5_MASK + GDK_SUPER_MASK
+ GDK_HYPER_MASK + GDK_META_MASK + GDK_RELEASE_MASK */
GDK_MODIFIER_MASK = 0x5c001fff
} GdkModifierType;
/**
* GdkModifierIntent:
* @GDK_MODIFIER_INTENT_PRIMARY_ACCELERATOR: the primary modifier used to invoke
* menu accelerators.
* @GDK_MODIFIER_INTENT_CONTEXT_MENU: the modifier used to invoke context menus.
* Note that mouse button 3 always triggers context menus. When this modifier
* is not 0, it additionally triggers context menus when used with mouse button 1.
* @GDK_MODIFIER_INTENT_EXTEND_SELECTION: the modifier used to extend selections
* using `modifier`-click or `modifier`-cursor-key
* @GDK_MODIFIER_INTENT_MODIFY_SELECTION: the modifier used to modify selections,
* which in most cases means toggling the clicked item into or out of the selection.
* @GDK_MODIFIER_INTENT_NO_TEXT_INPUT: when any of these modifiers is pressed, the
* key event cannot produce a symbol directly. This is meant to be used for
* input methods, and for use cases like typeahead search.
* @GDK_MODIFIER_INTENT_SHIFT_GROUP: the modifier that switches between keyboard
* groups (AltGr on X11/Windows and Option/Alt on OS X).
* @GDK_MODIFIER_INTENT_DEFAULT_MOD_MASK: The set of modifier masks accepted
* as modifiers in accelerators. Needed because Command is mapped to MOD2 on
* OSX, which is widely used, but on X11 MOD2 is NumLock and using that for a
* mod key is problematic at best.
* Ref: https://bugzilla.gnome.org/show_bug.cgi?id=736125.
*
* This enum is used with gdk_keymap_get_modifier_mask()
* in order to determine what modifiers the
* currently used windowing system backend uses for particular
* purposes. For example, on X11/Windows, the Control key is used for
* invoking menu shortcuts (accelerators), whereas on Apple computers
* it’s the Command key (which correspond to %GDK_CONTROL_MASK and
* %GDK_MOD2_MASK, respectively).
**/
typedef enum
{
GDK_MODIFIER_INTENT_PRIMARY_ACCELERATOR,
GDK_MODIFIER_INTENT_CONTEXT_MENU,
GDK_MODIFIER_INTENT_EXTEND_SELECTION,
GDK_MODIFIER_INTENT_MODIFY_SELECTION,
GDK_MODIFIER_INTENT_NO_TEXT_INPUT,
GDK_MODIFIER_INTENT_SHIFT_GROUP,
GDK_MODIFIER_INTENT_DEFAULT_MOD_MASK,
} GdkModifierIntent;
/**
* GdkGrabStatus:
* @GDK_GRAB_SUCCESS: the resource was successfully grabbed.
* @GDK_GRAB_ALREADY_GRABBED: the resource is actively grabbed by another client.
* @GDK_GRAB_INVALID_TIME: the resource was grabbed more recently than the
* specified time.
* @GDK_GRAB_NOT_VIEWABLE: the grab surface or the @confine_to surface are not
* viewable.
* @GDK_GRAB_FROZEN: the resource is frozen by an active grab of another client.
* @GDK_GRAB_FAILED: the grab failed for some other reason
*
* Returned by gdk_device_grab() to indicate success or the reason for the
* failure of the grab attempt.
*/
typedef enum
{
GDK_GRAB_SUCCESS = 0,
GDK_GRAB_ALREADY_GRABBED = 1,
GDK_GRAB_INVALID_TIME = 2,
GDK_GRAB_NOT_VIEWABLE = 3,
GDK_GRAB_FROZEN = 4,
GDK_GRAB_FAILED = 5
} GdkGrabStatus;
/**
* GdkGrabOwnership:
* @GDK_OWNERSHIP_NONE: All other devices’ events are allowed.
* @GDK_OWNERSHIP_SURFACE: Other devices’ events are blocked for the grab surface.
* @GDK_OWNERSHIP_APPLICATION: Other devices’ events are blocked for the whole application.
*
* Defines how device grabs interact with other devices.
*/
typedef enum
{
GDK_OWNERSHIP_NONE,
GDK_OWNERSHIP_SURFACE,
GDK_OWNERSHIP_APPLICATION
} GdkGrabOwnership;
/**
* GdkEventMask:
* @GDK_EXPOSURE_MASK: receive expose events
* @GDK_POINTER_MOTION_MASK: receive all pointer motion events
* @GDK_BUTTON_MOTION_MASK: receive pointer motion events while any button is pressed
* @GDK_BUTTON1_MOTION_MASK: receive pointer motion events while 1 button is pressed
* @GDK_BUTTON2_MOTION_MASK: receive pointer motion events while 2 button is pressed
* @GDK_BUTTON3_MOTION_MASK: receive pointer motion events while 3 button is pressed
* @GDK_BUTTON_PRESS_MASK: receive button press events
* @GDK_BUTTON_RELEASE_MASK: receive button release events
* @GDK_KEY_PRESS_MASK: receive key press events
* @GDK_KEY_RELEASE_MASK: receive key release events
* @GDK_ENTER_NOTIFY_MASK: receive surface enter events
* @GDK_LEAVE_NOTIFY_MASK: receive surface leave events
* @GDK_FOCUS_CHANGE_MASK: receive focus change events
* @GDK_STRUCTURE_MASK: receive events about surface configuration change
* @GDK_PROPERTY_CHANGE_MASK: receive property change events
* @GDK_PROXIMITY_IN_MASK: receive proximity in events
* @GDK_PROXIMITY_OUT_MASK: receive proximity out events
* @GDK_SUBSTRUCTURE_MASK: receive events about surface configuration changes of child surfaces
* @GDK_SCROLL_MASK: receive scroll events
* @GDK_TOUCH_MASK: receive touch events
* @GDK_SMOOTH_SCROLL_MASK: receive smooth scrolling events
@GDK_TOUCHPAD_GESTURE_MASK: receive touchpad gesture events
* @GDK_TABLET_PAD_MASK: receive tablet pad events
* @GDK_ALL_EVENTS_MASK: the combination of all the above event masks.
*
* A set of bit-flags to indicate which events a surface is to receive.
* Most of these masks map onto one or more of the #GdkEventType event types
* above.
*
* See the [input handling overview][chap-input-handling] for details of
* [event masks][event-masks] and [event propagation][event-propagation].
*
* If %GDK_TOUCH_MASK is enabled, the surface will receive touch events
* from touch-enabled devices. Those will come as sequences of #GdkEventTouch
* with type %GDK_TOUCH_UPDATE, enclosed by two events with
* type %GDK_TOUCH_BEGIN and %GDK_TOUCH_END (or %GDK_TOUCH_CANCEL).
* gdk_event_get_event_sequence() returns the event sequence for these
* events, so different sequences may be distinguished.
*/
typedef enum
{
GDK_EXPOSURE_MASK = 1 << 1,
GDK_POINTER_MOTION_MASK = 1 << 2,
GDK_BUTTON_MOTION_MASK = 1 << 4,
GDK_BUTTON1_MOTION_MASK = 1 << 5,
GDK_BUTTON2_MOTION_MASK = 1 << 6,
GDK_BUTTON3_MOTION_MASK = 1 << 7,
GDK_BUTTON_PRESS_MASK = 1 << 8,
GDK_BUTTON_RELEASE_MASK = 1 << 9,
GDK_KEY_PRESS_MASK = 1 << 10,
GDK_KEY_RELEASE_MASK = 1 << 11,
GDK_ENTER_NOTIFY_MASK = 1 << 12,
GDK_LEAVE_NOTIFY_MASK = 1 << 13,
GDK_FOCUS_CHANGE_MASK = 1 << 14,
GDK_STRUCTURE_MASK = 1 << 15,
GDK_PROPERTY_CHANGE_MASK = 1 << 16,
GDK_PROXIMITY_IN_MASK = 1 << 18,
GDK_PROXIMITY_OUT_MASK = 1 << 19,
GDK_SUBSTRUCTURE_MASK = 1 << 20,
GDK_SCROLL_MASK = 1 << 21,
GDK_TOUCH_MASK = 1 << 22,
GDK_SMOOTH_SCROLL_MASK = 1 << 23,
GDK_TOUCHPAD_GESTURE_MASK = 1 << 24,
GDK_TABLET_PAD_MASK = 1 << 25,
GDK_ALL_EVENTS_MASK = 0x3FFFFFE
} GdkEventMask;
/**
* GdkGLError:
* @GDK_GL_ERROR_NOT_AVAILABLE: OpenGL support is not available
* @GDK_GL_ERROR_UNSUPPORTED_FORMAT: The requested visual format is not supported
* @GDK_GL_ERROR_UNSUPPORTED_PROFILE: The requested profile is not supported
* @GDK_GL_ERROR_COMPILATION_FAILED: The shader compilation failed
* @GDK_GL_ERROR_LINK_FAILED: The shader linking failed
*
* Error enumeration for #GdkGLContext.
*/
typedef enum {
GDK_GL_ERROR_NOT_AVAILABLE,
GDK_GL_ERROR_UNSUPPORTED_FORMAT,
GDK_GL_ERROR_UNSUPPORTED_PROFILE,
GDK_GL_ERROR_COMPILATION_FAILED,
GDK_GL_ERROR_LINK_FAILED
} GdkGLError;
/**
* GdkVulkanError:
* @GDK_VULKAN_ERROR_UNSUPPORTED: Vulkan is not supported on this backend or has not been
* compiled in.
* @GDK_VULKAN_ERROR_NOT_AVAILABLE: Vulkan support is not available on this Surface
*
* Error enumeration for #GdkVulkanContext.
*/
typedef enum {
GDK_VULKAN_ERROR_UNSUPPORTED,
GDK_VULKAN_ERROR_NOT_AVAILABLE,
} GdkVulkanError;
/**
* GdkSurfaceTypeHint:
* @GDK_SURFACE_TYPE_HINT_NORMAL: Normal toplevel window.
* @GDK_SURFACE_TYPE_HINT_DIALOG: Dialog window.
* @GDK_SURFACE_TYPE_HINT_MENU: Window used to implement a menu; GTK+ uses
* this hint only for torn-off menus, see #GtkTearoffMenuItem.
* @GDK_SURFACE_TYPE_HINT_TOOLBAR: Window used to implement toolbars.
* @GDK_SURFACE_TYPE_HINT_SPLASHSCREEN: Window used to display a splash
* screen during application startup.
* @GDK_SURFACE_TYPE_HINT_UTILITY: Utility windows which are not detached
* toolbars or dialogs.
* @GDK_SURFACE_TYPE_HINT_DOCK: Used for creating dock or panel windows.
* @GDK_SURFACE_TYPE_HINT_DESKTOP: Used for creating the desktop background
* window.
* @GDK_SURFACE_TYPE_HINT_DROPDOWN_MENU: A menu that belongs to a menubar.
* @GDK_SURFACE_TYPE_HINT_POPUP_MENU: A menu that does not belong to a menubar,
* e.g. a context menu.
* @GDK_SURFACE_TYPE_HINT_TOOLTIP: A tooltip.
* @GDK_SURFACE_TYPE_HINT_NOTIFICATION: A notification - typically a “bubble”
* that belongs to a status icon.
* @GDK_SURFACE_TYPE_HINT_COMBO: A popup from a combo box.
* @GDK_SURFACE_TYPE_HINT_DND: A window that is used to implement a DND cursor.
*
* These are hints for the window manager that indicate what type of function
* the window has. The window manager can use this when determining decoration
* and behaviour of the window. The hint must be set before mapping the window.
*
* See the [Extended Window Manager Hints](http://www.freedesktop.org/Standards/wm-spec)
* specification for more details about window types.
*/
typedef enum
{
GDK_SURFACE_TYPE_HINT_NORMAL,
GDK_SURFACE_TYPE_HINT_DIALOG,
GDK_SURFACE_TYPE_HINT_MENU, /* Torn off menu */
GDK_SURFACE_TYPE_HINT_TOOLBAR,
GDK_SURFACE_TYPE_HINT_SPLASHSCREEN,
GDK_SURFACE_TYPE_HINT_UTILITY,
GDK_SURFACE_TYPE_HINT_DOCK,
GDK_SURFACE_TYPE_HINT_DESKTOP,
GDK_SURFACE_TYPE_HINT_DROPDOWN_MENU, /* A drop down menu (from a menubar) */
GDK_SURFACE_TYPE_HINT_POPUP_MENU, /* A popup menu (from right-click) */
GDK_SURFACE_TYPE_HINT_TOOLTIP,
GDK_SURFACE_TYPE_HINT_NOTIFICATION,
GDK_SURFACE_TYPE_HINT_COMBO,
GDK_SURFACE_TYPE_HINT_DND
} GdkSurfaceTypeHint;
/**
* 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_DISTANCE: the axis is used for pen/tablet distance information
* @GDK_AXIS_ROTATION: the axis is used for pen rotation information
* @GDK_AXIS_SLIDER: the axis is used for pen slider 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.
*
* Note that the X and Y axes are not really needed; pointer devices
* report their location via the x/y members of events regardless. Whether
* X and Y are present as axes depends on the GDK backend.
*/
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_DISTANCE,
GDK_AXIS_ROTATION,
GDK_AXIS_SLIDER,
GDK_AXIS_LAST
} GdkAxisUse;
/**
* GdkAxisFlags:
* @GDK_AXIS_FLAG_X: X axis is present
* @GDK_AXIS_FLAG_Y: Y axis is present
* @GDK_AXIS_FLAG_PRESSURE: Pressure axis is present
* @GDK_AXIS_FLAG_XTILT: X tilt axis is present
* @GDK_AXIS_FLAG_YTILT: Y tilt axis is present
* @GDK_AXIS_FLAG_WHEEL: Wheel axis is present
* @GDK_AXIS_FLAG_DISTANCE: Distance axis is present
* @GDK_AXIS_FLAG_ROTATION: Z-axis rotation is present
* @GDK_AXIS_FLAG_SLIDER: Slider axis is present
*
* Flags describing the current capabilities of a device/tool.
*/
typedef enum
{
GDK_AXIS_FLAG_X = 1 << GDK_AXIS_X,
GDK_AXIS_FLAG_Y = 1 << GDK_AXIS_Y,
GDK_AXIS_FLAG_PRESSURE = 1 << GDK_AXIS_PRESSURE,
GDK_AXIS_FLAG_XTILT = 1 << GDK_AXIS_XTILT,
GDK_AXIS_FLAG_YTILT = 1 << GDK_AXIS_YTILT,
GDK_AXIS_FLAG_WHEEL = 1 << GDK_AXIS_WHEEL,
GDK_AXIS_FLAG_DISTANCE = 1 << GDK_AXIS_DISTANCE,
GDK_AXIS_FLAG_ROTATION = 1 << GDK_AXIS_ROTATION,
GDK_AXIS_FLAG_SLIDER = 1 << GDK_AXIS_SLIDER,
} GdkAxisFlags;
/**
* GdkDragAction:
* @GDK_ACTION_COPY: Copy the data.
* @GDK_ACTION_MOVE: Move the data, i.e. first copy it, then delete
* it from the source using the DELETE target of the X selection protocol.
* @GDK_ACTION_LINK: Add a link to the data. Note that this is only
* useful if source and destination agree on what it means.
* @GDK_ACTION_ASK: Ask the user what to do with the data.
*
* Used in #GdkDrag to indicate what the destination
* should do with the dropped data.
*/
typedef enum
{
GDK_ACTION_COPY = 1 << 0,
GDK_ACTION_MOVE = 1 << 1,
GDK_ACTION_LINK = 1 << 2,
GDK_ACTION_ASK = 1 << 3
} GdkDragAction;
/**
* GDK_ACTION_ALL:
*
* Defines all possible DND actions. This can be used in gdk_drop_status()
* messages when any drop can be accepted or a more specific drop method
* is not yet known.
*/
#define GDK_ACTION_ALL (GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK)
G_END_DECLS
#endif /* __GDK_TYPES_H__ */
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