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438 lines
16 KiB
C
438 lines
16 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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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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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __GDK_TYPES_H__
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#define __GDK_TYPES_H__
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#if !defined (__GDK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gdk/gdk.h> can be included directly."
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#endif
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/* GDK uses "glib". (And so does GTK).
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*/
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#include <glib.h>
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#include <glib-object.h>
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#include <gio/gio.h>
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#include <cairo.h>
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#include <pango/pango.h>
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/* The system specific file gdkconfig.h contains such configuration
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* settings that are needed not only when compiling GDK (or GTK)
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* itself, but also occasionally when compiling programs that use GDK
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* (or GTK). One such setting is what windowing API backend is in use.
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*/
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#include <gdk/gdkconfig.h>
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G_BEGIN_DECLS
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/**
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* GDK_CURRENT_TIME:
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*
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* Represents the current time, and can be used anywhere a time is expected.
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*/
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#define GDK_CURRENT_TIME 0L
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/**
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* GdkPoint:
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* @x: the x coordinate of the point
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* @y: the y coordinate of the point
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*
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* Defines the x and y coordinates of a point.
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*/
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struct _GdkPoint
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{
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int x;
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int y;
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};
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typedef struct _GdkPoint GdkPoint;
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/**
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* GdkRectangle:
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* @x: the x coordinate of the top left corner
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* @y: the y coordinate of the top left corner
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* @width: the width of the rectangle
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* @height: the height of the rectangle
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*
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* Defines the position and size of a rectangle. It is identical to
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* #cairo_rectangle_int_t.
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*/
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#ifdef __GI_SCANNER__
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/* The introspection scanner is currently unable to lookup how
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* cairo_rectangle_int_t is actually defined. This prevents
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* introspection data for the GdkRectangle type to include fields
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* descriptions. To workaround this issue, we define it with the same
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* content as cairo_rectangle_int_t, but only under the introspection
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* define.
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*/
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struct _GdkRectangle
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{
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int x, y;
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int width, height;
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};
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typedef struct _GdkRectangle GdkRectangle;
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#else
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typedef cairo_rectangle_int_t GdkRectangle;
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#endif
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/* Forward declarations of commonly used types */
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typedef struct _GdkRGBA GdkRGBA;
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typedef struct _GdkContentFormats GdkContentFormats;
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typedef struct _GdkContentProvider GdkContentProvider;
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typedef struct _GdkCursor GdkCursor;
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typedef struct _GdkTexture GdkTexture;
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typedef struct _GdkDevice GdkDevice;
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typedef struct _GdkDrag GdkDrag;
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typedef struct _GdkDrop GdkDrop;
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typedef struct _GdkClipboard GdkClipboard;
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typedef struct _GdkDisplayManager GdkDisplayManager;
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typedef struct _GdkDisplay GdkDisplay;
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typedef struct _GdkSurface GdkSurface;
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typedef struct _GdkAppLaunchContext GdkAppLaunchContext;
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typedef struct _GdkSeat GdkSeat;
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typedef struct _GdkSnapshot GdkSnapshot;
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typedef struct _GdkDrawingContext GdkDrawingContext;
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typedef struct _GdkDrawContext GdkDrawContext;
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typedef struct _GdkCairoContext GdkCairoContext;
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typedef struct _GdkGLContext GdkGLContext;
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typedef struct _GdkVulkanContext GdkVulkanContext;
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/* Currently, these are the same values numerically as in the
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* X protocol. If you change that, gdksurface-x11.c/gdk_surface_set_geometry_hints()
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* will need fixing.
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*/
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/**
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* GdkGravity:
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* @GDK_GRAVITY_NORTH_WEST: the reference point is at the top left corner.
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* @GDK_GRAVITY_NORTH: the reference point is in the middle of the top edge.
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* @GDK_GRAVITY_NORTH_EAST: the reference point is at the top right corner.
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* @GDK_GRAVITY_WEST: the reference point is at the middle of the left edge.
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* @GDK_GRAVITY_CENTER: the reference point is at the center of the surface.
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* @GDK_GRAVITY_EAST: the reference point is at the middle of the right edge.
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* @GDK_GRAVITY_SOUTH_WEST: the reference point is at the lower left corner.
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* @GDK_GRAVITY_SOUTH: the reference point is at the middle of the lower edge.
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* @GDK_GRAVITY_SOUTH_EAST: the reference point is at the lower right corner.
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* @GDK_GRAVITY_STATIC: the reference point is at the top left corner of the
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* surface itself, ignoring window manager decorations.
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*
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* Defines the reference point of a surface and is used in #GdkPopupLayout.
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*/
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typedef enum
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{
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GDK_GRAVITY_NORTH_WEST = 1,
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GDK_GRAVITY_NORTH,
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GDK_GRAVITY_NORTH_EAST,
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GDK_GRAVITY_WEST,
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GDK_GRAVITY_CENTER,
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GDK_GRAVITY_EAST,
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GDK_GRAVITY_SOUTH_WEST,
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GDK_GRAVITY_SOUTH,
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GDK_GRAVITY_SOUTH_EAST,
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GDK_GRAVITY_STATIC
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} GdkGravity;
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/* Types of modifiers.
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*/
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/**
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* GdkModifierType:
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* @GDK_SHIFT_MASK: the Shift key.
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* @GDK_LOCK_MASK: a Lock key (depending on the modifier mapping of the
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* X server this may either be CapsLock or ShiftLock).
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* @GDK_CONTROL_MASK: the Control key.
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* @GDK_ALT_MASK: the fourth modifier key (it depends on the modifier
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* mapping of the X server which key is interpreted as this modifier, but
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* normally it is the Alt key).
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* @GDK_BUTTON1_MASK: the first mouse button.
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* @GDK_BUTTON2_MASK: the second mouse button.
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* @GDK_BUTTON3_MASK: the third mouse button.
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* @GDK_BUTTON4_MASK: the fourth mouse button.
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* @GDK_BUTTON5_MASK: the fifth mouse button.
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* @GDK_SUPER_MASK: the Super modifier
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* @GDK_HYPER_MASK: the Hyper modifier
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* @GDK_META_MASK: the Meta modifier
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*
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* A set of bit-flags to indicate the state of modifier keys and mouse buttons
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* in various event types. Typical modifier keys are Shift, Control, Meta,
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* Super, Hyper, Alt, Compose, Apple, CapsLock or ShiftLock.
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*
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* Note that GDK may add internal values to events which include values outside
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* of this enumeration. Your code should preserve and ignore them. You can use
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* %GDK_MODIFIER_MASK to remove all private values.
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*/
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typedef enum
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{
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GDK_SHIFT_MASK = 1 << 0,
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GDK_LOCK_MASK = 1 << 1,
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GDK_CONTROL_MASK = 1 << 2,
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GDK_ALT_MASK = 1 << 3,
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GDK_BUTTON1_MASK = 1 << 8,
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GDK_BUTTON2_MASK = 1 << 9,
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GDK_BUTTON3_MASK = 1 << 10,
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GDK_BUTTON4_MASK = 1 << 11,
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GDK_BUTTON5_MASK = 1 << 12,
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GDK_SUPER_MASK = 1 << 26,
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GDK_HYPER_MASK = 1 << 27,
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GDK_META_MASK = 1 << 28,
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} GdkModifierType;
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/**
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* GDK_MODIFIER_MASK:
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*
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* A mask covering all entries in #GdkModifierType.
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*/
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#define GDK_MODIFIER_MASK (GDK_SHIFT_MASK|GDK_LOCK_MASK|GDK_CONTROL_MASK| \
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GDK_ALT_MASK|GDK_SUPER_MASK|GDK_HYPER_MASK|GDK_META_MASK| \
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GDK_BUTTON1_MASK|GDK_BUTTON2_MASK|GDK_BUTTON3_MASK| \
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GDK_BUTTON4_MASK|GDK_BUTTON5_MASK)
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/**
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* GdkGLError:
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* @GDK_GL_ERROR_NOT_AVAILABLE: OpenGL support is not available
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* @GDK_GL_ERROR_UNSUPPORTED_FORMAT: The requested visual format is not supported
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* @GDK_GL_ERROR_UNSUPPORTED_PROFILE: The requested profile is not supported
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* @GDK_GL_ERROR_COMPILATION_FAILED: The shader compilation failed
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* @GDK_GL_ERROR_LINK_FAILED: The shader linking failed
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*
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* Error enumeration for #GdkGLContext.
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*/
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typedef enum {
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GDK_GL_ERROR_NOT_AVAILABLE,
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GDK_GL_ERROR_UNSUPPORTED_FORMAT,
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GDK_GL_ERROR_UNSUPPORTED_PROFILE,
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GDK_GL_ERROR_COMPILATION_FAILED,
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GDK_GL_ERROR_LINK_FAILED
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} GdkGLError;
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/**
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* GdkVulkanError:
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* @GDK_VULKAN_ERROR_UNSUPPORTED: Vulkan is not supported on this backend or has not been
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* compiled in.
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* @GDK_VULKAN_ERROR_NOT_AVAILABLE: Vulkan support is not available on this Surface
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*
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* Error enumeration for #GdkVulkanContext.
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*/
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typedef enum {
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GDK_VULKAN_ERROR_UNSUPPORTED,
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GDK_VULKAN_ERROR_NOT_AVAILABLE,
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} GdkVulkanError;
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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_DELTA_X: the axis is used as the scroll x delta
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* @GDK_AXIS_DELTA_Y: the axis is used as the scroll y delta
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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_DISTANCE: the axis is used for pen/tablet distance information
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* @GDK_AXIS_ROTATION: the axis is used for pen rotation information
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* @GDK_AXIS_SLIDER: the axis is used for pen slider 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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* Note that the X and Y axes are not really needed; pointer devices
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* report their location via the x/y members of events regardless. Whether
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* X and Y are present as axes depends on the GDK backend.
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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_DELTA_X,
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GDK_AXIS_DELTA_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_DISTANCE,
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GDK_AXIS_ROTATION,
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GDK_AXIS_SLIDER,
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GDK_AXIS_LAST
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} GdkAxisUse;
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/**
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* GdkAxisFlags:
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* @GDK_AXIS_FLAG_X: X axis is present
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* @GDK_AXIS_FLAG_Y: Y axis is present
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* @GDK_AXIS_FLAG_DELTA_X: Scroll X delta axis is present
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* @GDK_AXIS_FLAG_DELTA_Y: Scroll Y delta axis is present
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* @GDK_AXIS_FLAG_PRESSURE: Pressure axis is present
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* @GDK_AXIS_FLAG_XTILT: X tilt axis is present
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* @GDK_AXIS_FLAG_YTILT: Y tilt axis is present
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* @GDK_AXIS_FLAG_WHEEL: Wheel axis is present
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* @GDK_AXIS_FLAG_DISTANCE: Distance axis is present
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* @GDK_AXIS_FLAG_ROTATION: Z-axis rotation is present
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* @GDK_AXIS_FLAG_SLIDER: Slider axis is present
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*
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* Flags describing the current capabilities of a device/tool.
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*/
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typedef enum
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{
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GDK_AXIS_FLAG_X = 1 << GDK_AXIS_X,
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GDK_AXIS_FLAG_Y = 1 << GDK_AXIS_Y,
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GDK_AXIS_FLAG_DELTA_X = 1 << GDK_AXIS_DELTA_X,
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GDK_AXIS_FLAG_DELTA_Y = 1 << GDK_AXIS_DELTA_Y,
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GDK_AXIS_FLAG_PRESSURE = 1 << GDK_AXIS_PRESSURE,
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GDK_AXIS_FLAG_XTILT = 1 << GDK_AXIS_XTILT,
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GDK_AXIS_FLAG_YTILT = 1 << GDK_AXIS_YTILT,
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GDK_AXIS_FLAG_WHEEL = 1 << GDK_AXIS_WHEEL,
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GDK_AXIS_FLAG_DISTANCE = 1 << GDK_AXIS_DISTANCE,
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GDK_AXIS_FLAG_ROTATION = 1 << GDK_AXIS_ROTATION,
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GDK_AXIS_FLAG_SLIDER = 1 << GDK_AXIS_SLIDER,
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} GdkAxisFlags;
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/**
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* GdkDragAction:
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* @GDK_ACTION_COPY: Copy the data.
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* @GDK_ACTION_MOVE: Move the data, i.e. first copy it, then delete
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* it from the source using the DELETE target of the X selection protocol.
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* @GDK_ACTION_LINK: Add a link to the data. Note that this is only
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* useful if source and destination agree on what it means, and is not
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* supported on all platforms.
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* @GDK_ACTION_ASK: Ask the user what to do with the data.
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*
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* Used in #GdkDrop and #GdkDrag to indicate the actions that the
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* destination can and should do with the dropped data.
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*/
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typedef enum
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{
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GDK_ACTION_COPY = 1 << 0,
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GDK_ACTION_MOVE = 1 << 1,
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GDK_ACTION_LINK = 1 << 2,
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GDK_ACTION_ASK = 1 << 3
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} GdkDragAction;
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/**
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* GDK_ACTION_ALL:
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*
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* Defines all possible DND actions. This can be used in gdk_drop_status()
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* messages when any drop can be accepted or a more specific drop method
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* is not yet known.
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*/
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#define GDK_ACTION_ALL (GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK)
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/*
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* GDK_DECLARE_INTERNAL_TYPE:
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* @ModuleObjName: The name of the new type, in camel case (like GtkWidget)
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* @module_obj_name: The name of the new type in lowercase, with words
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* separated by '_' (like 'gtk_widget')
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* @MODULE: The name of the module, in all caps (like 'GTK')
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* @OBJ_NAME: The bare name of the type, in all caps (like 'WIDGET')
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* @ParentName: the name of the parent type, in camel case (like GtkWidget)
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*
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* A convenience macro for emitting the usual declarations in the
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* header file for a type which is intended to be subclassed only
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* by internal consumers.
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*
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* This macro differs from %G_DECLARE_DERIVABLE_TYPE and %G_DECLARE_FINAL_TYPE
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* by declaring a type that is only derivable internally. Internal users can
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* derive this type, assuming they have access to the instance and class
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* structures; external users will not be able to subclass this type.
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*/
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#define GDK_DECLARE_INTERNAL_TYPE(ModuleObjName, module_obj_name, MODULE, OBJ_NAME, ParentName) \
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GType module_obj_name##_get_type (void); \
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G_GNUC_BEGIN_IGNORE_DEPRECATIONS \
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typedef struct _##ModuleObjName ModuleObjName; \
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typedef struct _##ModuleObjName##Class ModuleObjName##Class; \
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\
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_GLIB_DEFINE_AUTOPTR_CHAINUP (ModuleObjName, ParentName) \
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G_DEFINE_AUTOPTR_CLEANUP_FUNC (ModuleObjName##Class, g_type_class_unref) \
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\
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G_GNUC_UNUSED static inline ModuleObjName * MODULE##_##OBJ_NAME (gpointer ptr) { \
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return G_TYPE_CHECK_INSTANCE_CAST (ptr, module_obj_name##_get_type (), ModuleObjName); } \
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G_GNUC_UNUSED static inline ModuleObjName##Class * MODULE##_##OBJ_NAME##_CLASS (gpointer ptr) { \
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return G_TYPE_CHECK_CLASS_CAST (ptr, module_obj_name##_get_type (), ModuleObjName##Class); } \
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G_GNUC_UNUSED static inline gboolean MODULE##_IS_##OBJ_NAME (gpointer ptr) { \
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return G_TYPE_CHECK_INSTANCE_TYPE (ptr, module_obj_name##_get_type ()); } \
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G_GNUC_UNUSED static inline gboolean MODULE##_IS_##OBJ_NAME##_CLASS (gpointer ptr) { \
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return G_TYPE_CHECK_CLASS_TYPE (ptr, module_obj_name##_get_type ()); } \
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G_GNUC_UNUSED static inline ModuleObjName##Class * MODULE##_##OBJ_NAME##_GET_CLASS (gpointer ptr) { \
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return G_TYPE_INSTANCE_GET_CLASS (ptr, module_obj_name##_get_type (), ModuleObjName##Class); } \
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G_GNUC_END_IGNORE_DEPRECATIONS
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typedef struct _GdkKeymapKey GdkKeymapKey;
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/**
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* GdkKeymapKey:
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* @keycode: the hardware keycode. This is an identifying number for a
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* physical key.
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* @group: indicates movement in a horizontal direction. Usually groups are used
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* for two different languages. In group 0, a key might have two English
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* characters, and in group 1 it might have two Hebrew characters. The Hebrew
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* characters will be printed on the key next to the English characters.
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* @level: indicates which symbol on the key will be used, in a vertical direction.
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* So on a standard US keyboard, the key with the number “1” on it also has the
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* exclamation point ("!") character on it. The level indicates whether to use
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* the “1” or the “!” symbol. The letter keys are considered to have a lowercase
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* letter at level 0, and an uppercase letter at level 1, though only the
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* uppercase letter is printed.
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*
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* A #GdkKeymapKey is a hardware key that can be mapped to a keyval.
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*/
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struct _GdkKeymapKey
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{
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guint keycode;
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int group;
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int level;
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};
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G_END_DECLS
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/*< private >
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* GDK_EXTERN_VAR:
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*
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* A macro to annotate extern variables so that they show up properly in
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* Windows DLLs.
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*/
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#ifndef GDK_EXTERN_VAR
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# ifdef G_PLATFORM_WIN32
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# ifdef GTK_COMPILATION
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# ifdef DLL_EXPORT
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# define GDK_EXTERN_VAR __declspec(dllexport)
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# else /* !DLL_EXPORT */
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# define GDK_EXTERN_VAR extern
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# endif /* !DLL_EXPORT */
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# else /* !GTK_COMPILATION */
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# define GDK_EXTERN_VAR extern __declspec(dllimport)
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# endif /* !GTK_COMPILATION */
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# else /* !G_PLATFORM_WIN32 */
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# define GDK_EXTERN_VAR _GDK_EXTERN
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# endif /* !G_PLATFORM_WIN32 */
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#endif /* GDK_EXTERN_VAR */
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|
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#endif /* __GDK_TYPES_H__ */
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