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gtk/gdk/gdktypes.h
Benjamin Otte b1f6df8085 API: Remove gdkdrawable.h from public headers 
It continues to exist as a private header.
2010-12-02 20:21:02 +01:00

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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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* 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/.
*/
#if !defined (__GDK_H_INSIDE__) && !defined (GDK_COMPILATION)
#error "Only <gdk/gdk.h> can be included directly."
#endif
#ifndef __GDK_TYPES_H__
#define __GDK_TYPES_H__
/* GDK uses "glib". (And so does GTK).
*/
#include <glib.h>
#include <pango/pango.h>
#include <glib-object.h>
#include <cairo.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 <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 window should be inherited from the parent window.
*/
#define GDK_PARENT_RELATIVE 1L
G_BEGIN_DECLS
/* Type definitions for the basic structures.
*/
typedef struct _GdkPoint GdkPoint;
/**
* GdkRectangle:
*
* Defines the position and size of a rectangle. It is identical to
* #cairo_rectangle_int_t.
*/
typedef cairo_rectangle_int_t GdkRectangle;
/**
* GdkAtom:
*
* An opaque type representing a string as an index into a table
* of strings on the X server.
*/
typedef struct _GdkAtom *GdkAtom;
/**
* GDK_ATOM_TO_POINTER:
* @atom: a #GdkAtom.
*
* Converts a #GdkAtom into a pointer type.
*/
#define GDK_ATOM_TO_POINTER(atom) (atom)
/**
* GDK_POINTER_TO_ATOM:
* @ptr: a pointer containing a #GdkAtom.
*
* Extracts a #GdkAtom from a pointer. The #GdkAtom must have been
* stored in the pointer with GDK_ATOM_TO_POINTER().
*/
#define GDK_POINTER_TO_ATOM(ptr) ((GdkAtom)(ptr))
#ifdef GDK_NATIVE_WINDOW_POINTER
#define GDK_GPOINTER_TO_NATIVE_WINDOW(p) ((GdkNativeWindow) (p))
#else
#define GDK_GPOINTER_TO_NATIVE_WINDOW(p) GPOINTER_TO_UINT(p)
#endif
#define _GDK_MAKE_ATOM(val) ((GdkAtom)GUINT_TO_POINTER(val))
/**
* GDK_NONE:
*
* A null value for #GdkAtom, used in a similar way as
* <literal>None</literal> in the Xlib API.
*/
#define GDK_NONE _GDK_MAKE_ATOM (0)
/**
* GdkNativeWindow:
*
* Used to represent native windows (<type>Window</type>s for the X11
* backend, <type>HWND</type>s for Win32).
*/
#ifdef GDK_NATIVE_WINDOW_POINTER
typedef gpointer GdkNativeWindow;
#else
typedef guint32 GdkNativeWindow;
#endif
/* Forward declarations of commonly used types
*/
typedef struct _GdkColor GdkColor;
typedef struct _GdkRGBA GdkRGBA;
typedef struct _GdkCursor GdkCursor;
typedef struct _GdkVisual GdkVisual;
/**
* GdkWindow:
*
* An opaque structure representing an onscreen drawable.
*/
typedef struct _GdkWindow GdkWindow;
typedef struct _GdkDisplay GdkDisplay;
typedef struct _GdkScreen GdkScreen;
/**
* 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, 0xcc, 0xee, 0xff.
*
* 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_SUPER_MASK: the Super modifier. Since 2.10
* @GDK_HYPER_MASK: the Hyper modifier. Since 2.10
* @GDK_META_MASK: the Meta modifier. Since 2.10
* @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.
*
* Since 2.10, 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.
*/
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,
/* 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_RELEASE_MASK = 1 << 30,
GDK_MODIFIER_MASK = 0x5c001fff
} GdkModifierType;
typedef enum
{
GDK_OK = 0,
GDK_ERROR = -1,
GDK_ERROR_PARAM = -2,
GDK_ERROR_FILE = -3,
GDK_ERROR_MEM = -4
} GdkStatus;
/**
* 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 window or the @confine_to window are not
* viewable.
* @GDK_GRAB_FROZEN: the resource is frozen by an active grab of another client.
*
* Returned by gdk_pointer_grab() and gdk_keyboard_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
} GdkGrabStatus;
/**
* GdkGrabOwnership:
* @GDK_OWNERSHIP_NONE: All other devices' events are allowed.
* @GDK_OWNERSHIP_WINDOW: Other devices' events are blocked for the grab window.
* @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_WINDOW,
GDK_OWNERSHIP_APPLICATION
} GdkGrabOwnership;
/**
* GdkEventMask:
* @GDK_EXPOSURE_MASK: receive expose events
* @GDK_POINTER_MOTION_MASK: receive all pointer motion events
* @GDK_POINTER_MOTION_HINT_MASK: see the explanation above
* @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 window enter events
* @GDK_LEAVE_NOTIFY_MASK: receive window leave events
* @GDK_FOCUS_CHANGE_MASK: receive focus change events
* @GDK_STRUCTURE_MASK: receive events about window configuration change
* @GDK_PROPERTY_CHANGE_MASK: receive property change events
* @GDK_VISIBILITY_NOTIFY_MASK: receive visibility change events
* @GDK_PROXIMITY_IN_MASK: receive proximity in events
* @GDK_PROXIMITY_OUT_MASK: receive proximity out events
* @GDK_SUBSTRUCTURE_MASK: receive events about window configuration changes of
* child windows
* @GDK_SCROLL_MASK: receive scroll events
* @GDK_ALL_EVENTS_MASK: the combination of all the above event masks.
*
* A set of bit-flags to indicate which events a window is to receive.
* Most of these masks map onto one or more of the #GdkEventType event types
* above.
*
* %GDK_POINTER_MOTION_HINT_MASK is a special mask which is used to reduce the
* number of %GDK_MOTION_NOTIFY events received. Normally a %GDK_MOTION_NOTIFY
* event is received each time the mouse moves. However, if the application
* spends a lot of time processing the event (updating the display, for example),
* it can lag behind the position of the mouse. When using
* %GDK_POINTER_MOTION_HINT_MASK, fewer %GDK_MOTION_NOTIFY events will be sent,
* some of which are marked as a hint (the is_hint member is %TRUE).
* To receive more motion events after a motion hint event, the application
* needs to asks for more, by calling gdk_event_request_motions().
*/
typedef enum
{
GDK_EXPOSURE_MASK = 1 << 1,
GDK_POINTER_MOTION_MASK = 1 << 2,
GDK_POINTER_MOTION_HINT_MASK = 1 << 3,
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_VISIBILITY_NOTIFY_MASK = 1 << 17,
GDK_PROXIMITY_IN_MASK = 1 << 18,
GDK_PROXIMITY_OUT_MASK = 1 << 19,
GDK_SUBSTRUCTURE_MASK = 1 << 20,
GDK_SCROLL_MASK = 1 << 21,
GDK_ALL_EVENTS_MASK = 0x3FFFFE
} GdkEventMask;
/**
* 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;
};
G_END_DECLS
#endif /* __GDK_TYPES_H__ */
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