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/*
(c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org)
(c) Copyright 2000-2004 Convergence (integrated media) GmbH
All rights reserved.
Written by Denis Oliver Kropp <dok@directfb.org>,
Andreas Hundt <andi@fischlustig.de>,
Sven Neumann <neo@directfb.org>,
Ville Syrjälä <syrjala@sci.fi> and
Claudio Ciccani <klan@users.sf.net>.
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.
*/
#ifndef __DIRECTFB_WINDOWS_H__
#define __DIRECTFB_WINDOWS_H__
#include <directfb.h>
#ifdef __cplusplus
extern "C"
{
#endif
/*
* The DirectFB Windows interface version.
*/
#define DIRECTFB_WINDOWS_INTERFACE_VERSION 1
/*
* Window stack extension.
*/
DECLARE_INTERFACE( IDirectFBWindows )
typedef enum {
DWCONF_NONE = 0x00000000,
DWCONF_POSITION = 0x00000001,
DWCONF_SIZE = 0x00000002,
DWCONF_OPACITY = 0x00000004,
DWCONF_STACKING = 0x00000008,
DWCONF_OPTIONS = 0x00000010,
DWCONF_EVENTS = 0x00000020,
DWCONF_ASSOCIATION = 0x00000040,
DWCONF_COLOR_KEY = 0x00000100,
DWCONF_OPAQUE = 0x00000200,
DWCONF_COLOR = 0x00000400,
DWCONF_KEY_SELECTION = 0x00001000,
DWCONF_CURSOR_FLAGS = 0x00002000,
DWCONF_CURSOR_RESOLUTION = 0x00004000,
DWCONF_SRC_GEOMETRY = 0x00010000,
DWCONF_DST_GEOMETRY = 0x00020000,
DWCONF_ROTATION = 0x00040000,
DWCONF_ALL = 0x0007777F
} DFBWindowConfigFlags;
typedef struct {
DFBRectangle bounds; /* position and size */
int opacity; /* global alpha factor */
DFBWindowStackingClass stacking; /* level boundaries */
DFBWindowOptions options; /* flags for appearance/behaviour */
DFBWindowEventType events; /* mask of enabled events */
DFBWindowID association; /* ID of window which this is associated to */
u32 color_key; /* transparent pixel */
DFBRegion opaque; /* region of the window forced to be opaque */
DFBColor color; /* constant color (no surface needed) */
// DFBWindowKeySelection key_selection; /* how to filter keys in focus */
// DFBInputDeviceKeySymbol *keys; /* list of keys for DWKS_LIST */
// unsigned int num_keys; /* number of entries in key array */
DFBWindowCursorFlags cursor_flags;
DFBDimension cursor_resolution;
DFBWindowGeometry src_geometry; /* advanced source geometry */
DFBWindowGeometry dst_geometry; /* advanced destination geometry */
int rotation;
} DFBWindowConfig;
typedef enum {
DWSTATE_NONE = 0x00000000,
DWSTATE_INSERTED = 0x00000001,
DWSTATE_FOCUSED = 0x00000002, /* only used for GetWindowInfo */
DWSTATE_ENTERED = 0x00000004, /* only used for GetWindowInfo */
DWSTATE_UPDATING = 0x00000010,
DWSTATE_ALL = 0x00000017
} DFBWindowStateFlags;
typedef struct {
DFBWindowStateFlags flags;
} DFBWindowState;
typedef struct {
DFBWindowID window_id;
DFBWindowCapabilities caps;
u64 resource_id;
DFBWindowConfig config;
DFBWindowState state;
} DFBWindowInfo;
typedef enum {
DWREL_TOP,
DWREL_BOTTOM
} DFBWindowRelation;
/*
* Windows watcher interface
*/
typedef struct {
/*
* Add window,
*
* called for each window existing at watcher registration and each added afterwards.
*/
void (*WindowAdd) ( void *context,
const DFBWindowInfo *info );
/*
* Remove window,
*
* called for each window being removed.
*/
void (*WindowRemove) ( void *context,
DFBWindowID window_id );
/*
* Change window configuration,
*
* called for each window changing its configuration.
*
* The flags specify which of the items have changed actually.
*/
void (*WindowConfig) ( void *context,
DFBWindowID window_id,
const DFBWindowConfig *config,
DFBWindowConfigFlags flags );
/*
* Update window state,
*
* called for each window changing its state.
*
* In case of insertion of a window, prior to this, the watcher will receive the WindowRestack call,
* which contains the z-position at which the window has been inserted.
*/
void (*WindowState) ( void *context,
DFBWindowID window_id,
const DFBWindowState *state );
/*
* Update window z-position,
*
* called for each window changing its z-position.
*
* In case of insertion of a window, after this call, the watcher will receive the WindowState call,
* which indicates insertion of the window.
*
* Upon reinsertion, only this call will be received.
*/
void (*WindowRestack) ( void *context,
DFBWindowID window_id,
unsigned int index );
/*
* Switch window focus,
*
* called for each window getting the focus.
*/
void (*WindowFocus) ( void *context,
DFBWindowID window_id );
} DFBWindowsWatcher;
/********************
* IDirectFBWindows *
********************/
/*
* <i>No summary yet...</i>
*/
DEFINE_INTERFACE( IDirectFBWindows,
/** Watching **/
/*
* Registers a new windows watcher.
*
* For any window already existing, the WindowAdded callback will be called immediately.
*/
DFBResult (*RegisterWatcher) (
IDirectFBWindows *thiz,
const DFBWindowsWatcher *watcher,
void *context
);
)
#ifdef __cplusplus
}
#endif
#endif
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