kwin/clients/nitrogen/x11util.h

#ifndef X11Util_h
#define X11Util_h

//////////////////////////////////////////////////////////////////////////////
// x11util.h
// -------------------
// 
// Copyright (c) 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.                 
//////////////////////////////////////////////////////////////////////////////

#include <QWidget>
#include <map>

#ifdef Q_WS_X11
#include <QX11Info>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
#endif

namespace Nitrogen 
{
  class X11Util
  {
    
    public:
    
    //! singleton
    static X11Util& get( void );
    
    //! Atoms enumeration
    enum Atoms
    {
      _NET_SUPPORTED,
      _NET_WM_STATE,
      _NET_WM_MOVERESIZE
    };
    
    enum Direction
    {
      _NET_WM_MOVERESIZE_SIZE_TOPLEFT=0,
      _NET_WM_MOVERESIZE_SIZE_TOP=1,
      _NET_WM_MOVERESIZE_SIZE_TOPRIGHT=2,
      _NET_WM_MOVERESIZE_SIZE_RIGHT=3,
      _NET_WM_MOVERESIZE_SIZE_BOTTOMRIGHT=4,
      _NET_WM_MOVERESIZE_SIZE_BOTTOM=5,
      _NET_WM_MOVERESIZE_SIZE_BOTTOMLEFT=6,
      _NET_WM_MOVERESIZE_SIZE_LEFT=7,
      _NET_WM_MOVERESIZE_MOVE=8,
      _NET_WM_MOVERESIZE_SIZE_KEYBOARD=9,
      _NET_WM_MOVERESIZE_MOVE_KEYBOARD=10   
    };
      
    //! supported atoms
    bool isSupported( const Atoms& atom );
     
    //! move/resize widget using X11 window manager
    /*! returns true on success */
    bool moveResizeWidget( WId, int screen, QPoint, Direction, Qt::MouseButton button = Qt::LeftButton );
    
    #ifdef Q_WS_X11
    
    //! find atom
    Atom findAtom( const Atoms& atom );
    
    #endif
    
    private:
    
    //! constructor
    X11Util( void );
    
    //! atom names
    typedef std::map<Atoms, QString> AtomNameMap; 
    
    //! atom names
    void _initializeAtomNames( void );
    
    //! atom names
    const AtomNameMap& _atomNames( void ) const
    { return atom_names_; }
    
    AtomNameMap atom_names_;
    
    //! supported atoms
    typedef std::map<Atoms, bool > SupportedAtomMap;
    
    //! supported atoms
    const SupportedAtomMap& _supportedAtoms( void ) const
    { return supported_atoms_; }
    
    SupportedAtomMap supported_atoms_;
    
    #ifdef Q_WS_X11
    
    //! atom map
    typedef std::map<Atoms, Atom> AtomMap;
    
    //! atoms
    // const AtomMap& _atoms( void ) const
    AtomMap& _atoms( void )
    { return atoms_; }
    
    //! atoms
    AtomMap atoms_;
    
    #endif
    
  };
  
}

#endif