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<h1>bridge.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*****************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> KWin - the KDE window manager</span>
<a name="l00003"></a>00003 <span class="comment"> This file is part of the KDE project.</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment">Copyright (C) 2003 Lubos Lunak &lt;l.lunak@kde.org&gt;</span>
<a name="l00006"></a>00006 <span class="comment"></span>
<a name="l00007"></a>00007 <span class="comment">You can Freely distribute this program under the GNU General Public</span>
<a name="l00008"></a>00008 <span class="comment">License. See the file "COPYING" for the exact licensing terms.</span>
<a name="l00009"></a>00009 <span class="comment">******************************************************************/</span>
<a name="l00010"></a>00010 
<a name="l00011"></a>00011 <span class="preprocessor">#include "bridge.h"</span>
<a name="l00012"></a>00012 
<a name="l00013"></a>00013 <span class="preprocessor">#include "client.h"</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include "options.h"</span>
<a name="l00015"></a>00015 
<a name="l00016"></a>00016 <span class="keyword">namespace </span>KWinInternal
<a name="l00017"></a>00017 {
<a name="l00018"></a>00018 
<a name="l00019"></a>00019 Bridge::Bridge( Client* cl )
<a name="l00020"></a>00020     : c( cl )
<a name="l00021"></a>00021     {
<a name="l00022"></a>00022     }
<a name="l00023"></a>00023 
<a name="l00024"></a>00024 <span class="preprocessor">#define BRIDGE_HELPER( rettype, prototype, args1, args2, cst ) \</span>
<a name="l00025"></a>00025 <span class="preprocessor">rettype Bridge::prototype ( args1 ) cst \</span>
<a name="l00026"></a>00026 <span class="preprocessor">    { \</span>
<a name="l00027"></a>00027 <span class="preprocessor">    return c-&gt;prototype( args2 ); \</span>
<a name="l00028"></a>00028 <span class="preprocessor">    }</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span>
<a name="l00030"></a>00030 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isActive,,, <span class="keyword">const</span> )
<a name="l00031"></a>00031 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isCloseable,,, const )
<a name="l00032"></a>00032 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isMaximizable,,, const )
<a name="l00033"></a>00033 BRIDGE_HELPER( Bridge::MaximizeMode, maximizeMode,,, const )
<a name="l00034"></a>00034 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isMinimizable,,, const )
<a name="l00035"></a>00035 BRIDGE_HELPER( <span class="keywordtype">bool</span>, providesContextHelp,,, const )
<a name="l00036"></a>00036 BRIDGE_HELPER( <span class="keywordtype">int</span>, desktop,,, const )
<a name="l00037"></a>00037 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isModal,,, const )
<a name="l00038"></a>00038 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isShadeable,,, const )
<a name="l00039"></a>00039 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isShade,,, const )
<a name="l00040"></a>00040 BRIDGE_HELPER( <span class="keywordtype">bool</span>, keepAbove,,, const )
<a name="l00041"></a>00041 BRIDGE_HELPER( <span class="keywordtype">bool</span>, keepBelow,,, const )
<a name="l00042"></a>00042 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isMovable,,, const )
<a name="l00043"></a>00043 BRIDGE_HELPER( <span class="keywordtype">bool</span>, isResizable,,, const )
<a name="l00044"></a>00044 BRIDGE_HELPER( QString, caption,,, const )
<a name="l00045"></a>00045 BRIDGE_HELPER( <span class="keywordtype">void</span>, processMousePressEvent, QMouseEvent* e, e, )
<a name="l00046"></a>00046 BRIDGE_HELPER( QRect, geometry,,, const )
<a name="l00047"></a>00047 BRIDGE_HELPER( <span class="keywordtype">void</span>, closeWindow,,, )
<a name="l00048"></a>00048 BRIDGE_HELPER( <span class="keywordtype">void</span>, maximize, MaximizeMode m, m, )
<a name="l00049"></a>00049 BRIDGE_HELPER( <span class="keywordtype">void</span>, minimize,,, )
<a name="l00050"></a>00050 BRIDGE_HELPER( <span class="keywordtype">void</span>, showContextHelp,,, )
<a name="l00051"></a>00051 BRIDGE_HELPER( <span class="keywordtype">void</span>, setDesktop, <span class="keywordtype">int</span> desktop, desktop, )
<a name="l00052"></a>00052 
<a name="l00053"></a>00053 <span class="keywordtype">void</span> Bridge::setKeepAbove( <span class="keywordtype">bool</span> set )
<a name="l00054"></a>00054     {
<a name="l00055"></a>00055     <span class="keywordflow">if</span>( c-&gt;keepAbove() != set )
<a name="l00056"></a>00056         c-&gt;workspace()-&gt;performWindowOperation( c, KeepAboveOp );
<a name="l00057"></a>00057     }
<a name="l00058"></a>00058 
<a name="l00059"></a>00059 <span class="keywordtype">void</span> Bridge::setKeepBelow( <span class="keywordtype">bool</span> <span class="keyword">set</span> )
<a name="l00060"></a>00060     {
<a name="l00061"></a>00061     <span class="keywordflow">if</span>( c-&gt;keepBelow() != set )
<a name="l00062"></a>00062         c-&gt;workspace()-&gt;performWindowOperation( c, KeepBelowOp );
<a name="l00063"></a>00063     }
<a name="l00064"></a>00064 
<a name="l00065"></a>00065 NET::WindowType Bridge::windowType( <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> supported_types )<span class="keyword"> const</span>
<a name="l00066"></a>00066 <span class="keyword">    </span>{
<a name="l00067"></a>00067     <span class="keywordflow">return</span> c-&gt;windowType( <span class="keyword">false</span>, supported_types );
<a name="l00068"></a>00068     }
<a name="l00069"></a>00069 
<a name="l00070"></a>00070 QIconSet Bridge::icon()<span class="keyword"> const</span>
<a name="l00071"></a>00071 <span class="keyword">    </span>{
<a name="l00072"></a>00072     <span class="keywordflow">return</span> QIconSet( c-&gt;miniIcon(), c-&gt;icon());
<a name="l00073"></a>00073     }
<a name="l00074"></a>00074 
<a name="l00075"></a>00075 <span class="keywordtype">bool</span> Bridge::isSetShade()<span class="keyword"> const</span>
<a name="l00076"></a>00076 <span class="keyword">    </span>{
<a name="l00077"></a>00077     <span class="keywordflow">return</span> c-&gt;shadeMode() != ShadeNone;
<a name="l00078"></a>00078     }
<a name="l00079"></a>00079 
<a name="l00080"></a>00080 <span class="keywordtype">void</span> Bridge::showWindowMenu( QPoint p )
<a name="l00081"></a>00081     {
<a name="l00082"></a>00082     c-&gt;workspace()-&gt;showWindowMenu( p, c );
<a name="l00083"></a>00083     }
<a name="l00084"></a>00084 
<a name="l00085"></a>00085 <span class="keywordtype">void</span> Bridge::showWindowMenu( <span class="keyword">const</span> QRect &amp;p )
<a name="l00086"></a>00086     {
<a name="l00087"></a>00087     c-&gt;workspace()-&gt;showWindowMenu( p, c );
<a name="l00088"></a>00088     }
<a name="l00089"></a>00089 
<a name="l00090"></a>00090 <span class="keywordtype">void</span> Bridge::performWindowOperation( WindowOperation op )
<a name="l00091"></a>00091     {
<a name="l00092"></a>00092     c-&gt;workspace()-&gt;performWindowOperation( c, op );
<a name="l00093"></a>00093     }
<a name="l00094"></a>00094 
<a name="l00095"></a>00095 <span class="keywordtype">void</span> Bridge::setMask( <span class="keyword">const</span> QRegion&amp; r, <span class="keywordtype">int</span> mode )
<a name="l00096"></a>00096     {
<a name="l00097"></a>00097     c-&gt;setMask( r, mode );
<a name="l00098"></a>00098     }
<a name="l00099"></a>00099 
<a name="l00100"></a>00100 <span class="keywordtype">bool</span> Bridge::isPreview()<span class="keyword"> const</span>
<a name="l00101"></a>00101 <span class="keyword">    </span>{
<a name="l00102"></a>00102     <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00103"></a>00103     }
<a name="l00104"></a>00104 
<a name="l00105"></a>00105 QRect Bridge::iconGeometry()<span class="keyword"> const</span>
<a name="l00106"></a>00106 <span class="keyword">    </span>{
<a name="l00107"></a>00107     NETRect r = c-&gt;info-&gt;iconGeometry();
<a name="l00108"></a>00108     <span class="keywordflow">return</span> QRect( r.pos.x, r.pos.y, r.size.width, r.size.height );
<a name="l00109"></a>00109     }
<a name="l00110"></a>00110 
<a name="l00111"></a>00111 QWidget* Bridge::workspaceWidget()<span class="keyword"> const</span>
<a name="l00112"></a>00112 <span class="keyword">    </span>{
<a name="l00113"></a>00113     <span class="keywordflow">return</span> c-&gt;workspace()-&gt;desktopWidget();
<a name="l00114"></a>00114     }
<a name="l00115"></a>00115 
<a name="l00116"></a>00116 WId Bridge::windowId()<span class="keyword"> const</span>
<a name="l00117"></a>00117 <span class="keyword">    </span>{
<a name="l00118"></a>00118     <span class="keywordflow">return</span> c-&gt;window();
<a name="l00119"></a>00119     }
<a name="l00120"></a>00120 
<a name="l00121"></a>00121 <span class="keywordtype">void</span> Bridge::titlebarDblClickOperation()
<a name="l00122"></a>00122     {
<a name="l00123"></a>00123     c-&gt;workspace()-&gt;performWindowOperation( c, options-&gt;operationTitlebarDblClick());
<a name="l00124"></a>00124     }
<a name="l00125"></a>00125 
<a name="l00126"></a>00126 <span class="keywordtype">void</span> Bridge::titlebarMouseWheelOperation( <span class="keywordtype">int</span> delta )
<a name="l00127"></a>00127     {
<a name="l00128"></a>00128     c-&gt;performMouseCommand( options-&gt;operationTitlebarMouseWheel( delta ), QCursor::pos());
<a name="l00129"></a>00129     }
<a name="l00130"></a>00130 
<a name="l00131"></a>00131 <span class="keywordtype">void</span> Bridge::setShade( <span class="keywordtype">bool</span> <span class="keyword">set</span> )
<a name="l00132"></a>00132     {
<a name="l00133"></a>00133     c-&gt;setShade( <span class="keyword">set</span> ? ShadeNormal : ShadeNone );
<a name="l00134"></a>00134     }
<a name="l00135"></a>00135 
<a name="l00136"></a>00136 <span class="keywordtype">int</span> Bridge::currentDesktop()<span class="keyword"> const</span>
<a name="l00137"></a>00137 <span class="keyword">    </span>{
<a name="l00138"></a>00138     <span class="keywordflow">return</span> c-&gt;workspace()-&gt;currentDesktop();
<a name="l00139"></a>00139     }
<a name="l00140"></a>00140 
<a name="l00141"></a>00141 QWidget* Bridge::initialParentWidget()<span class="keyword"> const</span>
<a name="l00142"></a>00142 <span class="keyword">    </span>{
<a name="l00143"></a>00143     <span class="keywordflow">return</span> NULL;
<a name="l00144"></a>00144     }
<a name="l00145"></a>00145 
<a name="l00146"></a>00146 Qt::WFlags Bridge::initialWFlags()<span class="keyword"> const</span>
<a name="l00147"></a>00147 <span class="keyword">    </span>{
<a name="l00148"></a>00148     <span class="keywordflow">return</span> 0;
<a name="l00149"></a>00149     }
<a name="l00150"></a>00150 
<a name="l00151"></a>00151 <span class="keywordtype">void</span> Bridge::helperShowHide( <span class="keywordtype">bool</span> show )
<a name="l00152"></a>00152     {
<a name="l00153"></a>00153     <span class="keywordflow">if</span>( show )
<a name="l00154"></a>00154         c-&gt;rawShow();
<a name="l00155"></a>00155     <span class="keywordflow">else</span>
<a name="l00156"></a>00156         c-&gt;rawHide();
<a name="l00157"></a>00157     }
<a name="l00158"></a>00158 
<a name="l00159"></a>00159 QRegion Bridge::unobscuredRegion( <span class="keyword">const</span> QRegion&amp; r )<span class="keyword"> const</span>
<a name="l00160"></a>00160 <span class="keyword">    </span>{
<a name="l00161"></a>00161     QRegion reg( r );
<a name="l00162"></a>00162     <span class="keyword">const</span> ClientList stacking_order = c-&gt;workspace()-&gt;stackingOrder();
<a name="l00163"></a>00163     ClientList::ConstIterator it = stacking_order.find( c );
<a name="l00164"></a>00164     ++it;
<a name="l00165"></a>00165     <span class="keywordflow">for</span>(;
<a name="l00166"></a>00166          it != stacking_order.end();
<a name="l00167"></a>00167          ++it )
<a name="l00168"></a>00168         {
<a name="l00169"></a>00169         <span class="keywordflow">if</span>( !(*it)-&gt;isShown( <span class="keyword">true</span> ))
<a name="l00170"></a>00170             <span class="keywordflow">continue</span>; <span class="comment">// these don't obscure the window</span>
<a name="l00171"></a>00171         <span class="keywordflow">if</span>( c-&gt;isOnAllDesktops())
<a name="l00172"></a>00172             {
<a name="l00173"></a>00173             <span class="keywordflow">if</span>( !(*it)-&gt;isOnCurrentDesktop())
<a name="l00174"></a>00174                 <span class="keywordflow">continue</span>;
<a name="l00175"></a>00175             }
<a name="l00176"></a>00176         <span class="keywordflow">else</span>
<a name="l00177"></a>00177             {
<a name="l00178"></a>00178             <span class="keywordflow">if</span>( !(*it)-&gt;isOnDesktop( c-&gt;desktop()))
<a name="l00179"></a>00179                 <span class="keywordflow">continue</span>;
<a name="l00180"></a>00180             }
<a name="l00181"></a>00181         <span class="comment">/* the clients all have their mask-regions in local coords</span>
<a name="l00182"></a>00182 <span class="comment">       so we have to translate them to a shared coord system</span>
<a name="l00183"></a>00183 <span class="comment">       we choose ours */</span>
<a name="l00184"></a>00184     <span class="keywordtype">int</span> dx = (*it)-&gt;x() - c-&gt;x();
<a name="l00185"></a>00185     <span class="keywordtype">int</span> dy = (*it)-&gt;y() - c-&gt;y();
<a name="l00186"></a>00186     QRegion creg = (*it)-&gt;mask();
<a name="l00187"></a>00187     creg.translate(dx, dy);
<a name="l00188"></a>00188     reg -= creg;
<a name="l00189"></a>00189     <span class="keywordflow">if</span> (reg.isEmpty())
<a name="l00190"></a>00190             {
<a name="l00191"></a>00191         <span class="comment">// early out, we are completely obscured</span>
<a name="l00192"></a>00192         <span class="keywordflow">break</span>;
<a name="l00193"></a>00193         }
<a name="l00194"></a>00194         }
<a name="l00195"></a>00195     <span class="keywordflow">return</span> reg;
<a name="l00196"></a>00196     }
<a name="l00197"></a>00197 
<a name="l00198"></a>00198 <span class="keywordtype">void</span> Bridge::grabXServer( <span class="keywordtype">bool</span> grab )
<a name="l00199"></a>00199     {
<a name="l00200"></a>00200     <span class="keywordflow">if</span>( grab )
<a name="l00201"></a>00201         KWinInternal::grabXServer();
<a name="l00202"></a>00202     <span class="keywordflow">else</span>
<a name="l00203"></a>00203         KWinInternal::ungrabXServer();
<a name="l00204"></a>00204     }
<a name="l00205"></a>00205 
<a name="l00206"></a>00206 } <span class="comment">// namespace</span>
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