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/*
* Copyright © 2012 Sam Spilsbury
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* Canonical Ltd. not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
* Canonical Ltd. makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* CANONICAL, LTD. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL CANONICAL, LTD. BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Authored by: Sam Spilsbury <smspillaz@gmail.com>
*/
#ifndef _COMPIZ_GEOMETRY_UPDATE_QUEUE_H
#define _COMPIZ_GEOMETRY_UPDATE_QUEUE_H
#include <memory>
#include <vector>
#include <boost/weak_ptr.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/function.hpp>
#include <X11/Xlib.h>
#include <core/configurerequestbuffer.h>
namespace compiz
{
namespace window
{
class AsyncServerWindow;
namespace configure_buffers
{
class Lockable
{
public:
typedef boost::shared_ptr <Lockable> Ptr;
typedef boost::weak_ptr <Lockable> Weak;
virtual ~Lockable () {}
virtual void lock () = 0;
};
class BufferLock :
public Lockable,
public Releasable
{
public:
typedef boost::shared_ptr <BufferLock> Ptr;
virtual ~BufferLock () {}
};
class CountedFreeze
{
public:
virtual ~CountedFreeze () {}
virtual void freeze () = 0;
virtual void release () = 0;
virtual void untrackLock (compiz::window::configure_buffers::BufferLock *lock) = 0;
};
class ConfigureRequestBuffer :
public CountedFreeze,
public Buffer
{
public:
typedef boost::function <BufferLock::Ptr (CountedFreeze *)> LockFactory;
void freeze ();
void release ();
void untrackLock (compiz::window::configure_buffers::BufferLock *lock);
void pushClientRequest (const XWindowChanges &xwc, unsigned int mask);
void pushWrapperRequest (const XWindowChanges &xwc, unsigned int mask);
void pushFrameRequest (const XWindowChanges &xwc, unsigned int mask);
void pushSyntheticConfigureNotify ();
compiz::window::configure_buffers::Releasable::Ptr obtainLock ();
/* Implement getAttributes and require that
* the queue is released before calling through
* to the SyncServerWindow */
bool queryAttributes (XWindowAttributes &attrib);
bool queryFrameAttributes (XWindowAttributes &attrib);
XRectangle * queryShapeRectangles (int kind,
int *count,
int *ordering);
void forceRelease ();
static compiz::window::configure_buffers::Buffer::Ptr
Create (AsyncServerWindow *asyncServerWindow,
SyncServerWindow *syncServerWindow,
const LockFactory &factory);
private:
ConfigureRequestBuffer (AsyncServerWindow *asyncServerWindow,
SyncServerWindow *syncServerWindow,
const LockFactory &factory);
class Private;
std::auto_ptr <Private> priv;
};
class ConfigureBufferLock :
public compiz::window::configure_buffers::BufferLock
{
public:
typedef boost::shared_ptr <ConfigureBufferLock> Ptr;
ConfigureBufferLock (CountedFreeze *);
~ConfigureBufferLock ();
void lock ();
void release ();
private:
class Private;
std::auto_ptr <Private> priv;
};
}
}
}
#endif