145 lines
4.5 KiB
C++
145 lines
4.5 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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// x11util.cpp
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// -------------------
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//
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// Copyright (c) 2009 Hugo Pereira Da Costa <hugo.pereira@free.fr>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//////////////////////////////////////////////////////////////////////////////
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#include "x11util.h"
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namespace Oxygen
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{
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//________________________________________________________________________
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X11Util& X11Util::get( void )
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{
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static X11Util singleton;
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return singleton;
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}
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//________________________________________________________________________
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X11Util::X11Util( void )
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{
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initializeAtomNames();
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}
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//________________________________________________________________________
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bool X11Util::isSupported( const Atoms& atom )
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{
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SupportedAtomMap::const_iterator iter( supportedAtoms().find( atom ) );
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if( iter != supportedAtoms().end() ) return iter->second;
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Display* display( QX11Info::display() );
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Atom net_supported( findAtom( _NET_SUPPORTED ) );
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Atom searched( findAtom( atom ) );
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Atom type;
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int format;
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unsigned char *data;
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unsigned long count;
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unsigned long unused;
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// get window property
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if( XGetWindowProperty(
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display, QX11Info::appRootWindow(),
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net_supported, 0l, 2048l,
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false, XA_ATOM, &type,
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&format, &count, &unused, (unsigned char **) &data) != Success )
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{ return false; }
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if( type != XA_ATOM || format != 32 || count <= 0 || data == None )
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{ return false; }
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long *states = (long *) data;
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bool found = false;
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static bool first( true );
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for( unsigned long i = 0; i<count && !( found = (searched == states[i]) ); i++ )
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{}
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supportedAtoms_[atom] = found;
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return found;
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}
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//________________________________________________________________________
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bool X11Util::moveResizeWidget(
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WId id,
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int screen,
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QPoint position,
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X11Util::Direction direction,
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Qt::MouseButton button )
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{
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// check
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if( !isSupported( _NET_WM_MOVERESIZE ) ) return false;
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Display* display( QX11Info::display() );
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Atom net_wm_moveresize( findAtom( _NET_WM_MOVERESIZE ) );
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XEvent event;
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event.xclient.type = ClientMessage;
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event.xclient.message_type = net_wm_moveresize;
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event.xclient.display = display;
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event.xclient.window = id;
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event.xclient.format = 32;
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event.xclient.data.l[0] = position.x();
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event.xclient.data.l[1] = position.y();
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event.xclient.data.l[2] = direction;
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event.xclient.data.l[3] = button;
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event.xclient.data.l[4] = 0;
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XUngrabPointer( display, QX11Info::appTime() );
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XSendEvent(display,
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QX11Info::appRootWindow( screen ),
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false,
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SubstructureRedirectMask | SubstructureNotifyMask, &event);
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return true;
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}
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//________________________________________________________________________
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void X11Util::initializeAtomNames( void )
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{
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atomNames_[_NET_SUPPORTED] = "_NET_SUPPORTED";
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atomNames_[_NET_WM_STATE] = "_NET_WM_STATE";
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atomNames_[_NET_WM_MOVERESIZE] = "_NET_WM_MOVERESIZE";
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return;
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}
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//________________________________________________________________________
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Atom X11Util::findAtom( const Atoms& atom )
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{
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// find atom in map
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AtomMap::iterator iter( atoms().find( atom ) );
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if( iter != atoms().end() ) return iter->second;
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// create atom if not found
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Display* display( QX11Info::display() );
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Atom out( XInternAtom(display, qPrintable( atomNames_[atom] ), false ) );
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atoms_[atom] = out;
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return out;
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}
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}
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