<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US"> <head> <title>kwin: group.cpp Source File (kwin)</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="pics-label" content='(pics-1.1 "http://www.icra.org/ratingsv02.html" comment "ICRAonline DE v2.0" l gen true for "http://www.kde.org" r (nz 1 vz 1 lz 1 oz 1 cb 1) "http://www.rsac.org/ratingsv01.html" l gen true for "http://www.kde.org" r (n 0 s 0 v 0 l 0))' /> <meta name="trademark" content="KDE e.V." /> <meta name="description" content="K Desktop Environment Homepage, KDE.org" /> <meta name="MSSmartTagsPreventParsing" content="true" /> <meta name="robots" content="all" /> <link rel="shortcut icon" href="../../favicon.ico" /> <link rel="stylesheet" media="screen" type="text/css" title="APIDOX" href="doxygen.css" /> </head> <body> <div id="nav_header_top" align="right"> <a href="#content" class="doNotDisplay" accesskey="2">Skip to main content ::</a> <a href="../.."><img id="nav_header_logo" alt="Home" align="left" src="../../kde_gear_64.png" border="0" /></a> <span class="doNotDisplay">::</span> <div id="nav_header_title" align="left">KDE API Reference</div> </div> <div id="nav_header_bottom" align="right"> <span class="doNotDisplay">:: <a href="#navigation" accesskey="5">Skip to Link Menu</a><br/></span> <div id="nav_header_bottom_right" style="text-align: left;"> / <a href="../..">API Reference</a> / <a href=".">kwin</a> </div> </div> <table id="main" border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td valign="top" class="menuheader" height="0"></td> <td id="contentcolumn" valign="top" rowspan="2" > <div id="content" style="padding-top: 0px;"><div style="width:100%; margin: 0px; padding: 0px;"> <a name="content"></a> <!-- Generated by Doxygen 1.5.5 --> <h1>group.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) 1999, 2000 Matthias Ettrich <ettrich@kde.org></span> <a name="l00006"></a>00006 <span class="comment">Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org></span> <a name="l00007"></a>00007 <span class="comment"></span> <a name="l00008"></a>00008 <span class="comment">You can Freely distribute this program under the GNU General Public</span> <a name="l00009"></a>00009 <span class="comment">License. See the file "COPYING" for the exact licensing terms.</span> <a name="l00010"></a>00010 <span class="comment">******************************************************************/</span> <a name="l00011"></a>00011 <a name="l00012"></a>00012 <span class="comment">/*</span> <a name="l00013"></a>00013 <span class="comment"></span> <a name="l00014"></a>00014 <span class="comment"> This file contains things relevant to window grouping.</span> <a name="l00015"></a>00015 <span class="comment"></span> <a name="l00016"></a>00016 <span class="comment">*/</span> <a name="l00017"></a>00017 <a name="l00018"></a>00018 <span class="comment">//#define QT_CLEAN_NAMESPACE</span> <a name="l00019"></a>00019 <a name="l00020"></a>00020 <span class="preprocessor">#include "group.h"</span> <a name="l00021"></a>00021 <a name="l00022"></a>00022 <span class="preprocessor">#include "workspace.h"</span> <a name="l00023"></a>00023 <span class="preprocessor">#include "client.h"</span> <a name="l00024"></a>00024 <a name="l00025"></a>00025 <span class="preprocessor">#include <assert.h></span> <a name="l00026"></a>00026 <span class="preprocessor">#include <kstartupinfo.h></span> <a name="l00027"></a>00027 <a name="l00028"></a>00028 <a name="l00029"></a>00029 <span class="comment">/*</span> <a name="l00030"></a>00030 <span class="comment"> TODO</span> <a name="l00031"></a>00031 <span class="comment"> Rename as many uses of 'transient' as possible (hasTransient->hasSubwindow,etc.),</span> <a name="l00032"></a>00032 <span class="comment"> or I'll get it backwards in half of the cases again.</span> <a name="l00033"></a>00033 <span class="comment">*/</span> <a name="l00034"></a>00034 <a name="l00035"></a>00035 <span class="keyword">namespace </span>KWinInternal <a name="l00036"></a>00036 { <a name="l00037"></a>00037 <a name="l00038"></a>00038 <span class="comment">/*</span> <a name="l00039"></a>00039 <span class="comment"> Consistency checks for window relations. Since transients are determinated</span> <a name="l00040"></a>00040 <span class="comment"> using Client::transiency_list and main windows are determined using Client::transientFor()</span> <a name="l00041"></a>00041 <span class="comment"> or the group for group transients, these have to match both ways.</span> <a name="l00042"></a>00042 <span class="comment">*/</span> <a name="l00043"></a>00043 <span class="comment">//#define ENABLE_TRANSIENCY_CHECK</span> <a name="l00044"></a>00044 <a name="l00045"></a>00045 <span class="preprocessor">#ifdef NDEBUG</span> <a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor">#undef ENABLE_TRANSIENCY_CHECK</span> <a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00048"></a>00048 <span class="preprocessor"></span> <a name="l00049"></a>00049 <span class="preprocessor">#ifdef ENABLE_TRANSIENCY_CHECK</span> <a name="l00050"></a>00050 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keywordtype">bool</span> transiencyCheckNonExistent = <span class="keyword">false</span>; <a name="l00051"></a>00051 <a name="l00052"></a>00052 <span class="keywordtype">bool</span> performTransiencyCheck() <a name="l00053"></a>00053 { <a name="l00054"></a>00054 <span class="keywordtype">bool</span> ret = <span class="keyword">true</span>; <a name="l00055"></a>00055 ClientList clients = Workspace::self()->clients; <a name="l00056"></a>00056 <span class="keywordflow">for</span>( ClientList::ConstIterator it1 = clients.begin(); <a name="l00057"></a>00057 it1 != clients.end(); <a name="l00058"></a>00058 ++it1 ) <a name="l00059"></a>00059 { <a name="l00060"></a>00060 <span class="keywordflow">if</span>( (*it1)->deleting ) <a name="l00061"></a>00061 <span class="keywordflow">continue</span>; <a name="l00062"></a>00062 <span class="keywordflow">if</span>( (*it1)->in_group == NULL ) <a name="l00063"></a>00063 { <a name="l00064"></a>00064 kdDebug() << <span class="stringliteral">"TC: "</span> << *it1 << <span class="stringliteral">" in not in a group"</span> << endl; <a name="l00065"></a>00065 ret = <span class="keyword">false</span>; <a name="l00066"></a>00066 } <a name="l00067"></a>00067 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( !(*it1)->in_group->members().contains( *it1 )) <a name="l00068"></a>00068 { <a name="l00069"></a>00069 kdDebug() << <span class="stringliteral">"TC: "</span> << *it1 << <span class="stringliteral">" has a group "</span> << (*it1)->in_group << <span class="stringliteral">" but group does not contain it"</span> << endl; <a name="l00070"></a>00070 ret = <span class="keyword">false</span>; <a name="l00071"></a>00071 } <a name="l00072"></a>00072 <span class="keywordflow">if</span>( !(*it1)->isTransient()) <a name="l00073"></a>00073 { <a name="l00074"></a>00074 <span class="keywordflow">if</span>( !(*it1)->mainClients().isEmpty()) <a name="l00075"></a>00075 { <a name="l00076"></a>00076 kdDebug() << <span class="stringliteral">"TC: "</span> << *it1 << <span class="stringliteral">" is not transient, has main clients:"</span> << (*it1)->mainClients() << endl; <a name="l00077"></a>00077 ret = <span class="keyword">false</span>; <a name="l00078"></a>00078 } <a name="l00079"></a>00079 } <a name="l00080"></a>00080 <span class="keywordflow">else</span> <a name="l00081"></a>00081 { <a name="l00082"></a>00082 ClientList mains = (*it1)->mainClients(); <a name="l00083"></a>00083 <span class="keywordflow">for</span>( ClientList::ConstIterator it2 = mains.begin(); <a name="l00084"></a>00084 it2 != mains.end(); <a name="l00085"></a>00085 ++it2 ) <a name="l00086"></a>00086 { <a name="l00087"></a>00087 <span class="keywordflow">if</span>( transiencyCheckNonExistent <a name="l00088"></a>00088 && !Workspace::self()->clients.contains( *it2 ) <a name="l00089"></a>00089 && !Workspace::self()->desktops.contains( *it2 )) <a name="l00090"></a>00090 { <a name="l00091"></a>00091 kdDebug() << <span class="stringliteral">"TC:"</span> << *it1 << <span class="stringliteral">" has non-existent main client "</span> << endl; <a name="l00092"></a>00092 kdDebug() << <span class="stringliteral">"TC2:"</span> << *it2 << endl; <span class="comment">// this may crash</span> <a name="l00093"></a>00093 ret = <span class="keyword">false</span>; <a name="l00094"></a>00094 <span class="keywordflow">continue</span>; <a name="l00095"></a>00095 } <a name="l00096"></a>00096 <span class="keywordflow">if</span>( !(*it2)->transients_list.contains( *it1 )) <a name="l00097"></a>00097 { <a name="l00098"></a>00098 kdDebug() << <span class="stringliteral">"TC:"</span> << *it1 << <span class="stringliteral">" has main client "</span> << *it2 << <span class="stringliteral">" but main client does not have it as a transient"</span> << endl; <a name="l00099"></a>00099 ret = <span class="keyword">false</span>; <a name="l00100"></a>00100 } <a name="l00101"></a>00101 } <a name="l00102"></a>00102 } <a name="l00103"></a>00103 ClientList trans = (*it1)->transients_list; <a name="l00104"></a>00104 <span class="keywordflow">for</span>( ClientList::ConstIterator it2 = trans.begin(); <a name="l00105"></a>00105 it2 != trans.end(); <a name="l00106"></a>00106 ++it2 ) <a name="l00107"></a>00107 { <a name="l00108"></a>00108 <span class="keywordflow">if</span>( transiencyCheckNonExistent <a name="l00109"></a>00109 && !Workspace::self()->clients.contains( *it2 ) <a name="l00110"></a>00110 && !Workspace::self()->desktops.contains( *it2 )) <a name="l00111"></a>00111 { <a name="l00112"></a>00112 kdDebug() << <span class="stringliteral">"TC:"</span> << *it1 << <span class="stringliteral">" has non-existent transient "</span> << endl; <a name="l00113"></a>00113 kdDebug() << <span class="stringliteral">"TC2:"</span> << *it2 << endl; <span class="comment">// this may crash</span> <a name="l00114"></a>00114 ret = <span class="keyword">false</span>; <a name="l00115"></a>00115 <span class="keywordflow">continue</span>; <a name="l00116"></a>00116 } <a name="l00117"></a>00117 <span class="keywordflow">if</span>( !(*it2)->mainClients().contains( *it1 )) <a name="l00118"></a>00118 { <a name="l00119"></a>00119 kdDebug() << <span class="stringliteral">"TC:"</span> << *it1 << <span class="stringliteral">" has transient "</span> << *it2 << <span class="stringliteral">" but transient does not have it as a main client"</span> << endl; <a name="l00120"></a>00120 ret = <span class="keyword">false</span>; <a name="l00121"></a>00121 } <a name="l00122"></a>00122 } <a name="l00123"></a>00123 } <a name="l00124"></a>00124 GroupList groups = Workspace::self()->groups; <a name="l00125"></a>00125 <span class="keywordflow">for</span>( GroupList::ConstIterator it1 = groups.begin(); <a name="l00126"></a>00126 it1 != groups.end(); <a name="l00127"></a>00127 ++it1 ) <a name="l00128"></a>00128 { <a name="l00129"></a>00129 ClientList members = (*it1)->members(); <a name="l00130"></a>00130 <span class="keywordflow">for</span>( ClientList::ConstIterator it2 = members.begin(); <a name="l00131"></a>00131 it2 != members.end(); <a name="l00132"></a>00132 ++it2 ) <a name="l00133"></a>00133 { <a name="l00134"></a>00134 <span class="keywordflow">if</span>( (*it2)->in_group != *it1 ) <a name="l00135"></a>00135 { <a name="l00136"></a>00136 kdDebug() << <span class="stringliteral">"TC: Group "</span> << *it1 << <span class="stringliteral">" contains client "</span> << *it2 << <span class="stringliteral">" but client is not in that group"</span> << endl; <a name="l00137"></a>00137 ret = <span class="keyword">false</span>; <a name="l00138"></a>00138 } <a name="l00139"></a>00139 } <a name="l00140"></a>00140 } <a name="l00141"></a>00141 <span class="keywordflow">return</span> ret; <a name="l00142"></a>00142 } <a name="l00143"></a>00143 <a name="l00144"></a>00144 <span class="keyword">static</span> QString transiencyCheckStartBt; <a name="l00145"></a>00145 <span class="keyword">static</span> <span class="keyword">const</span> Client* transiencyCheckClient; <a name="l00146"></a>00146 <span class="keyword">static</span> <span class="keywordtype">int</span> transiencyCheck = 0; <a name="l00147"></a>00147 <a name="l00148"></a>00148 <span class="keyword">static</span> <span class="keywordtype">void</span> startTransiencyCheck( <span class="keyword">const</span> QString& bt, <span class="keyword">const</span> Client* c, <span class="keywordtype">bool</span> ne ) <a name="l00149"></a>00149 { <a name="l00150"></a>00150 <span class="keywordflow">if</span>( ++transiencyCheck == 1 ) <a name="l00151"></a>00151 { <a name="l00152"></a>00152 transiencyCheckStartBt = bt; <a name="l00153"></a>00153 transiencyCheckClient = c; <a name="l00154"></a>00154 } <a name="l00155"></a>00155 <span class="keywordflow">if</span>( ne ) <a name="l00156"></a>00156 transiencyCheckNonExistent = <span class="keyword">true</span>; <a name="l00157"></a>00157 } <a name="l00158"></a>00158 <span class="keyword">static</span> <span class="keywordtype">void</span> checkTransiency() <a name="l00159"></a>00159 { <a name="l00160"></a>00160 <span class="keywordflow">if</span>( --transiencyCheck == 0 ) <a name="l00161"></a>00161 { <a name="l00162"></a>00162 <span class="keywordflow">if</span>( !performTransiencyCheck()) <a name="l00163"></a>00163 { <a name="l00164"></a>00164 kdDebug() << <span class="stringliteral">"BT:"</span> << transiencyCheckStartBt << endl; <a name="l00165"></a>00165 kdDebug() << <span class="stringliteral">"CLIENT:"</span> << transiencyCheckClient << endl; <a name="l00166"></a>00166 assert( <span class="keyword">false</span> ); <a name="l00167"></a>00167 } <a name="l00168"></a>00168 transiencyCheckNonExistent = <span class="keyword">false</span>; <a name="l00169"></a>00169 } <a name="l00170"></a>00170 } <a name="l00171"></a>00171 <span class="keyword">class </span>TransiencyChecker <a name="l00172"></a>00172 { <a name="l00173"></a>00173 <span class="keyword">public</span>: <a name="l00174"></a>00174 TransiencyChecker( <span class="keyword">const</span> QString& bt, <span class="keyword">const</span> Client*c ) { startTransiencyCheck( bt, c, <span class="keyword">false</span> ); } <a name="l00175"></a>00175 ~TransiencyChecker() { checkTransiency(); } <a name="l00176"></a>00176 }; <a name="l00177"></a>00177 <a name="l00178"></a>00178 <span class="keywordtype">void</span> checkNonExistentClients() <a name="l00179"></a>00179 { <a name="l00180"></a>00180 startTransiencyCheck( kdBacktrace(), NULL, <span class="keyword">true</span> ); <a name="l00181"></a>00181 checkTransiency(); <a name="l00182"></a>00182 } <a name="l00183"></a>00183 <a name="l00184"></a>00184 <span class="preprocessor">#define TRANSIENCY_CHECK( c ) TransiencyChecker transiency_checker( kdBacktrace(), c )</span> <a name="l00185"></a>00185 <span class="preprocessor"></span> <a name="l00186"></a>00186 <span class="preprocessor">#else</span> <a name="l00187"></a>00187 <span class="preprocessor"></span> <a name="l00188"></a>00188 <span class="preprocessor">#define TRANSIENCY_CHECK( c )</span> <a name="l00189"></a>00189 <span class="preprocessor"></span> <a name="l00190"></a>00190 <span class="keywordtype">void</span> checkNonExistentClients() <a name="l00191"></a>00191 { <a name="l00192"></a>00192 } <a name="l00193"></a>00193 <a name="l00194"></a>00194 <span class="preprocessor">#endif</span> <a name="l00195"></a>00195 <span class="preprocessor"></span> <a name="l00196"></a>00196 <span class="comment">//********************************************</span> <a name="l00197"></a>00197 <span class="comment">// Group</span> <a name="l00198"></a>00198 <span class="comment">//********************************************</span> <a name="l00199"></a>00199 <a name="l00200"></a>00200 Group::Group( Window leader_P, Workspace* workspace_P ) <a name="l00201"></a>00201 : leader_client( NULL ), <a name="l00202"></a>00202 leader_wid( leader_P ), <a name="l00203"></a>00203 _workspace( workspace_P ), <a name="l00204"></a>00204 leader_info( NULL ), <a name="l00205"></a>00205 user_time( -1U ), <a name="l00206"></a>00206 refcount( 0 ) <a name="l00207"></a>00207 { <a name="l00208"></a>00208 <span class="keywordflow">if</span>( leader_P != None ) <a name="l00209"></a>00209 { <a name="l00210"></a>00210 leader_client = workspace_P->findClient( WindowMatchPredicate( leader_P )); <a name="l00211"></a>00211 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> properties[ 2 ] = { 0, NET::WM2StartupId }; <a name="l00212"></a>00212 leader_info = <span class="keyword">new</span> NETWinInfo( qt_xdisplay(), leader_P, workspace()->rootWin(), <a name="l00213"></a>00213 properties, 2 ); <a name="l00214"></a>00214 } <a name="l00215"></a>00215 workspace()->addGroup( <span class="keyword">this</span>, Allowed ); <a name="l00216"></a>00216 } <a name="l00217"></a>00217 <a name="l00218"></a>00218 Group::~Group() <a name="l00219"></a>00219 { <a name="l00220"></a>00220 <span class="keyword">delete</span> leader_info; <a name="l00221"></a>00221 } <a name="l00222"></a>00222 <a name="l00223"></a>00223 QPixmap Group::icon()<span class="keyword"> const</span> <a name="l00224"></a>00224 <span class="keyword"> </span>{ <a name="l00225"></a>00225 <span class="keywordflow">if</span>( leader_client != NULL ) <a name="l00226"></a>00226 <span class="keywordflow">return</span> leader_client->icon(); <a name="l00227"></a>00227 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( leader_wid != None ) <a name="l00228"></a>00228 { <a name="l00229"></a>00229 QPixmap ic; <a name="l00230"></a>00230 Client::readIcons( leader_wid, &ic, NULL ); <a name="l00231"></a>00231 <span class="keywordflow">return</span> ic; <a name="l00232"></a>00232 } <a name="l00233"></a>00233 <span class="keywordflow">return</span> QPixmap(); <a name="l00234"></a>00234 } <a name="l00235"></a>00235 <a name="l00236"></a>00236 QPixmap Group::miniIcon()<span class="keyword"> const</span> <a name="l00237"></a>00237 <span class="keyword"> </span>{ <a name="l00238"></a>00238 <span class="keywordflow">if</span>( leader_client != NULL ) <a name="l00239"></a>00239 <span class="keywordflow">return</span> leader_client->miniIcon(); <a name="l00240"></a>00240 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( leader_wid != None ) <a name="l00241"></a>00241 { <a name="l00242"></a>00242 QPixmap ic; <a name="l00243"></a>00243 Client::readIcons( leader_wid, NULL, &ic ); <a name="l00244"></a>00244 <span class="keywordflow">return</span> ic; <a name="l00245"></a>00245 } <a name="l00246"></a>00246 <span class="keywordflow">return</span> QPixmap(); <a name="l00247"></a>00247 } <a name="l00248"></a>00248 <a name="l00249"></a>00249 <span class="keywordtype">void</span> Group::addMember( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* member_P ) <a name="l00250"></a>00250 { <a name="l00251"></a>00251 TRANSIENCY_CHECK( member_P ); <a name="l00252"></a>00252 _members.append( member_P ); <a name="l00253"></a>00253 <span class="comment">// kdDebug() << "GROUPADD:" << this << ":" << member_P << endl;</span> <a name="l00254"></a>00254 <span class="comment">// kdDebug() << kdBacktrace() << endl;</span> <a name="l00255"></a>00255 } <a name="l00256"></a>00256 <a name="l00257"></a>00257 <span class="keywordtype">void</span> Group::removeMember( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* member_P ) <a name="l00258"></a>00258 { <a name="l00259"></a>00259 TRANSIENCY_CHECK( member_P ); <a name="l00260"></a>00260 <span class="comment">// kdDebug() << "GROUPREMOVE:" << this << ":" << member_P << endl;</span> <a name="l00261"></a>00261 <span class="comment">// kdDebug() << kdBacktrace() << endl;</span> <a name="l00262"></a>00262 Q_ASSERT( _members.contains( member_P )); <a name="l00263"></a>00263 _members.remove( member_P ); <a name="l00264"></a>00264 <span class="comment">// there are cases when automatic deleting of groups must be delayed,</span> <a name="l00265"></a>00265 <span class="comment">// e.g. when removing a member and doing some operation on the possibly</span> <a name="l00266"></a>00266 <span class="comment">// other members of the group (which would be however deleted already</span> <a name="l00267"></a>00267 <span class="comment">// if there were no other members)</span> <a name="l00268"></a>00268 <span class="keywordflow">if</span>( refcount == 0 && _members.isEmpty()) <a name="l00269"></a>00269 { <a name="l00270"></a>00270 workspace()->removeGroup( <span class="keyword">this</span>, Allowed ); <a name="l00271"></a>00271 <span class="keyword">delete</span> <span class="keyword">this</span>; <a name="l00272"></a>00272 } <a name="l00273"></a>00273 } <a name="l00274"></a>00274 <a name="l00275"></a>00275 <span class="keywordtype">void</span> Group::ref() <a name="l00276"></a>00276 { <a name="l00277"></a>00277 ++refcount; <a name="l00278"></a>00278 } <a name="l00279"></a>00279 <a name="l00280"></a>00280 <span class="keywordtype">void</span> Group::deref() <a name="l00281"></a>00281 { <a name="l00282"></a>00282 <span class="keywordflow">if</span>( --refcount == 0 && _members.isEmpty()) <a name="l00283"></a>00283 { <a name="l00284"></a>00284 workspace()->removeGroup( <span class="keyword">this</span>, Allowed ); <a name="l00285"></a>00285 <span class="keyword">delete</span> <span class="keyword">this</span>; <a name="l00286"></a>00286 } <a name="l00287"></a>00287 } <a name="l00288"></a>00288 <a name="l00289"></a>00289 <span class="keywordtype">void</span> Group::gotLeader( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* leader_P ) <a name="l00290"></a>00290 { <a name="l00291"></a>00291 assert( leader_P->window() == leader_wid ); <a name="l00292"></a>00292 leader_client = leader_P; <a name="l00293"></a>00293 } <a name="l00294"></a>00294 <a name="l00295"></a>00295 <span class="keywordtype">void</span> Group::lostLeader() <a name="l00296"></a>00296 { <a name="l00297"></a>00297 assert( !_members.contains( leader_client )); <a name="l00298"></a>00298 leader_client = NULL; <a name="l00299"></a>00299 <span class="keywordflow">if</span>( _members.isEmpty()) <a name="l00300"></a>00300 { <a name="l00301"></a>00301 workspace()->removeGroup( <span class="keyword">this</span>, Allowed ); <a name="l00302"></a>00302 <span class="keyword">delete</span> <span class="keyword">this</span>; <a name="l00303"></a>00303 } <a name="l00304"></a>00304 } <a name="l00305"></a>00305 <a name="l00306"></a>00306 <span class="keywordtype">void</span> Group::getIcons() <a name="l00307"></a>00307 { <a name="l00308"></a>00308 <span class="comment">// TODO - also needs adding the flag to NETWinInfo</span> <a name="l00309"></a>00309 } <a name="l00310"></a>00310 <a name="l00311"></a>00311 <span class="comment">//***************************************</span> <a name="l00312"></a>00312 <span class="comment">// Workspace</span> <a name="l00313"></a>00313 <span class="comment">//***************************************</span> <a name="l00314"></a>00314 <a name="l00315"></a>00315 Group* Workspace::findGroup( Window leader )<span class="keyword"> const</span> <a name="l00316"></a>00316 <span class="keyword"> </span>{ <a name="l00317"></a>00317 assert( leader != None ); <a name="l00318"></a>00318 <span class="keywordflow">for</span>( GroupList::ConstIterator it = groups.begin(); <a name="l00319"></a>00319 it != groups.end(); <a name="l00320"></a>00320 ++it ) <a name="l00321"></a>00321 <span class="keywordflow">if</span>( (*it)->leader() == leader ) <a name="l00322"></a>00322 <span class="keywordflow">return</span> *it; <a name="l00323"></a>00323 <span class="keywordflow">return</span> NULL; <a name="l00324"></a>00324 } <a name="l00325"></a>00325 <a name="l00326"></a>00326 <span class="comment">// Client is group transient, but has no group set. Try to find</span> <a name="l00327"></a>00327 <span class="comment">// group with windows with the same client leader.</span> <a name="l00328"></a>00328 Group* Workspace::findClientLeaderGroup( <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c )<span class="keyword"> const</span> <a name="l00329"></a>00329 <span class="keyword"> </span>{ <a name="l00330"></a>00330 TRANSIENCY_CHECK( c ); <a name="l00331"></a>00331 Group* ret = NULL; <a name="l00332"></a>00332 <span class="keywordflow">for</span>( ClientList::ConstIterator it = clients.begin(); <a name="l00333"></a>00333 it != clients.end(); <a name="l00334"></a>00334 ++it ) <a name="l00335"></a>00335 { <a name="l00336"></a>00336 <span class="keywordflow">if</span>( *it == c ) <a name="l00337"></a>00337 <span class="keywordflow">continue</span>; <a name="l00338"></a>00338 <span class="keywordflow">if</span>( (*it)->wmClientLeader() == c->wmClientLeader()) <a name="l00339"></a>00339 { <a name="l00340"></a>00340 <span class="keywordflow">if</span>( ret == NULL || ret == (*it)->group()) <a name="l00341"></a>00341 ret = (*it)->group(); <a name="l00342"></a>00342 <span class="keywordflow">else</span> <a name="l00343"></a>00343 { <a name="l00344"></a>00344 <span class="comment">// There are already two groups with the same client leader.</span> <a name="l00345"></a>00345 <span class="comment">// This most probably means the app uses group transients without</span> <a name="l00346"></a>00346 <span class="comment">// setting group for its windows. Merging the two groups is a bad</span> <a name="l00347"></a>00347 <span class="comment">// hack, but there's no really good solution for this case.</span> <a name="l00348"></a>00348 ClientList old_group = (*it)->group()->members(); <a name="l00349"></a>00349 <span class="comment">// old_group autodeletes when being empty</span> <a name="l00350"></a>00350 <span class="keywordflow">for</span>( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> pos = 0; <a name="l00351"></a>00351 pos < old_group.count(); <a name="l00352"></a>00352 ++pos ) <a name="l00353"></a>00353 { <a name="l00354"></a>00354 <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* tmp = old_group[ pos ]; <a name="l00355"></a>00355 <span class="keywordflow">if</span>( tmp != c ) <a name="l00356"></a>00356 tmp->changeClientLeaderGroup( ret ); <a name="l00357"></a>00357 } <a name="l00358"></a>00358 } <a name="l00359"></a>00359 } <a name="l00360"></a>00360 } <a name="l00361"></a>00361 <span class="keywordflow">return</span> ret; <a name="l00362"></a>00362 } <a name="l00363"></a>00363 <a name="l00364"></a>00364 <span class="keywordtype">void</span> Workspace::updateMinimizedOfTransients( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c ) <a name="l00365"></a>00365 { <a name="l00366"></a>00366 <span class="comment">// if mainwindow is minimized or shaded, minimize transients too</span> <a name="l00367"></a>00367 <span class="keywordflow">if</span> ( c->isMinimized() || c->isShade() ) <a name="l00368"></a>00368 { <a name="l00369"></a>00369 <span class="keywordflow">for</span>( ClientList::ConstIterator it = c->transients().begin(); <a name="l00370"></a>00370 it != c->transients().end(); <a name="l00371"></a>00371 ++it ) <a name="l00372"></a>00372 { <a name="l00373"></a>00373 <span class="keywordflow">if</span>( !(*it)->isMinimized() <a name="l00374"></a>00374 && !(*it)->isTopMenu() ) <span class="comment">// topmenus are not minimized, they're hidden</span> <a name="l00375"></a>00375 { <a name="l00376"></a>00376 (*it)->minimize( <span class="keyword">true</span> ); <span class="comment">// avoid animation</span> <a name="l00377"></a>00377 updateMinimizedOfTransients( (*it) ); <a name="l00378"></a>00378 } <a name="l00379"></a>00379 } <a name="l00380"></a>00380 } <a name="l00381"></a>00381 <span class="keywordflow">else</span> <a name="l00382"></a>00382 { <span class="comment">// else unmiminize the transients</span> <a name="l00383"></a>00383 <span class="keywordflow">for</span>( ClientList::ConstIterator it = c->transients().begin(); <a name="l00384"></a>00384 it != c->transients().end(); <a name="l00385"></a>00385 ++it ) <a name="l00386"></a>00386 { <a name="l00387"></a>00387 <span class="keywordflow">if</span>( (*it)->isMinimized() <a name="l00388"></a>00388 && !(*it)->isTopMenu()) <a name="l00389"></a>00389 { <a name="l00390"></a>00390 (*it)->unminimize( <span class="keyword">true</span> ); <span class="comment">// avoid animation</span> <a name="l00391"></a>00391 updateMinimizedOfTransients( (*it) ); <a name="l00392"></a>00392 } <a name="l00393"></a>00393 } <a name="l00394"></a>00394 } <a name="l00395"></a>00395 } <a name="l00396"></a>00396 <a name="l00397"></a>00397 <a name="l00401"></a>00401 <span class="keywordtype">void</span> Workspace::updateOnAllDesktopsOfTransients( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c ) <a name="l00402"></a>00402 { <a name="l00403"></a>00403 <span class="keywordflow">for</span>( ClientList::ConstIterator it = c->transients().begin(); <a name="l00404"></a>00404 it != c->transients().end(); <a name="l00405"></a>00405 ++it) <a name="l00406"></a>00406 { <a name="l00407"></a>00407 <span class="keywordflow">if</span>( (*it)->isOnAllDesktops() != c->isOnAllDesktops()) <a name="l00408"></a>00408 (*it)->setOnAllDesktops( c->isOnAllDesktops()); <a name="l00409"></a>00409 } <a name="l00410"></a>00410 } <a name="l00411"></a>00411 <a name="l00412"></a>00412 <span class="comment">// A new window has been mapped. Check if it's not a mainwindow for some already existing transient window.</span> <a name="l00413"></a>00413 <span class="keywordtype">void</span> Workspace::checkTransients( Window w ) <a name="l00414"></a>00414 { <a name="l00415"></a>00415 TRANSIENCY_CHECK( NULL ); <a name="l00416"></a>00416 <span class="keywordflow">for</span>( ClientList::ConstIterator it = clients.begin(); <a name="l00417"></a>00417 it != clients.end(); <a name="l00418"></a>00418 ++it ) <a name="l00419"></a>00419 (*it)->checkTransient( w ); <a name="l00420"></a>00420 } <a name="l00421"></a>00421 <a name="l00422"></a>00422 <a name="l00423"></a>00423 <a name="l00424"></a>00424 <span class="comment">//****************************************</span> <a name="l00425"></a>00425 <span class="comment">// Client</span> <a name="l00426"></a>00426 <span class="comment">//****************************************</span> <a name="l00427"></a>00427 <a name="l00428"></a>00428 <span class="comment">// hacks for broken apps here</span> <a name="l00429"></a>00429 <span class="comment">// all resource classes are forced to be lowercase</span> <a name="l00430"></a>00430 <span class="keywordtype">bool</span> Client::resourceMatch( <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c1, <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c2 ) <a name="l00431"></a>00431 { <a name="l00432"></a>00432 <span class="comment">// xv has "xv" as resource name, and different strings starting with "XV" as resource class</span> <a name="l00433"></a>00433 <span class="keywordflow">if</span>( qstrncmp( c1->resourceClass(), <span class="stringliteral">"xv"</span>, 2 ) == 0 && c1->resourceName() == <span class="stringliteral">"xv"</span> ) <a name="l00434"></a>00434 <span class="keywordflow">return</span> qstrncmp( c2->resourceClass(), <span class="stringliteral">"xv"</span>, 2 ) == 0 && c2->resourceName() == <span class="stringliteral">"xv"</span>; <a name="l00435"></a>00435 <span class="comment">// Mozilla has "Mozilla" as resource name, and different strings as resource class</span> <a name="l00436"></a>00436 <span class="keywordflow">if</span>( c1->resourceName() == <span class="stringliteral">"mozilla"</span> ) <a name="l00437"></a>00437 <span class="keywordflow">return</span> c2->resourceName() == <span class="stringliteral">"mozilla"</span>; <a name="l00438"></a>00438 <span class="keywordflow">return</span> c1->resourceClass() == c2->resourceClass(); <a name="l00439"></a>00439 } <a name="l00440"></a>00440 <a name="l00441"></a>00441 <span class="keywordtype">bool</span> Client::belongToSameApplication( <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c1, <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c2, <span class="keywordtype">bool</span> active_hack ) <a name="l00442"></a>00442 { <a name="l00443"></a>00443 <span class="keywordtype">bool</span> same_app = <span class="keyword">false</span>; <a name="l00444"></a>00444 <a name="l00445"></a>00445 <span class="comment">// tests that definitely mean they belong together</span> <a name="l00446"></a>00446 <span class="keywordflow">if</span>( c1 == c2 ) <a name="l00447"></a>00447 same_app = <span class="keyword">true</span>; <a name="l00448"></a>00448 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( c1->isTransient() && c2->hasTransient( c1, <span class="keyword">true</span> )) <a name="l00449"></a>00449 same_app = <span class="keyword">true</span>; <span class="comment">// c1 has c2 as mainwindow</span> <a name="l00450"></a>00450 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( c2->isTransient() && c1->hasTransient( c2, <span class="keyword">true</span> )) <a name="l00451"></a>00451 same_app = <span class="keyword">true</span>; <span class="comment">// c2 has c1 as mainwindow</span> <a name="l00452"></a>00452 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( c1->group() == c2->group()) <a name="l00453"></a>00453 same_app = <span class="keyword">true</span>; <span class="comment">// same group</span> <a name="l00454"></a>00454 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( c1->wmClientLeader() == c2->wmClientLeader() <a name="l00455"></a>00455 && c1->wmClientLeader() != c1->window() <span class="comment">// if WM_CLIENT_LEADER is not set, it returns window(),</span> <a name="l00456"></a>00456 && c2->wmClientLeader() != c2->window()) <span class="comment">// don't use in this test then</span> <a name="l00457"></a>00457 same_app = <span class="keyword">true</span>; <span class="comment">// same client leader</span> <a name="l00458"></a>00458 <a name="l00459"></a>00459 <span class="comment">// tests that mean they most probably don't belong together</span> <a name="l00460"></a>00460 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( c1->pid() != c2->pid() <a name="l00461"></a>00461 || c1->wmClientMachine( <span class="keyword">false</span> ) != c2->wmClientMachine( <span class="keyword">false</span> )) <a name="l00462"></a>00462 ; <span class="comment">// different processes</span> <a name="l00463"></a>00463 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( c1->wmClientLeader() != c2->wmClientLeader() <a name="l00464"></a>00464 && c1->wmClientLeader() != c1->window() <span class="comment">// if WM_CLIENT_LEADER is not set, it returns window(),</span> <a name="l00465"></a>00465 && c2->wmClientLeader() != c2->window()) <span class="comment">// don't use in this test then</span> <a name="l00466"></a>00466 ; <span class="comment">// different client leader</span> <a name="l00467"></a>00467 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( !resourceMatch( c1, c2 )) <a name="l00468"></a>00468 ; <span class="comment">// different apps</span> <a name="l00469"></a>00469 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( !sameAppWindowRoleMatch( c1, c2, active_hack )) <a name="l00470"></a>00470 ; <span class="comment">// "different" apps</span> <a name="l00471"></a>00471 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( c1->pid() == 0 || c2->pid() == 0 ) <a name="l00472"></a>00472 ; <span class="comment">// old apps that don't have _NET_WM_PID, consider them different</span> <a name="l00473"></a>00473 <span class="comment">// if they weren't found to match above</span> <a name="l00474"></a>00474 <span class="keywordflow">else</span> <a name="l00475"></a>00475 same_app = <span class="keyword">true</span>; <span class="comment">// looks like it's the same app</span> <a name="l00476"></a>00476 <a name="l00477"></a>00477 <span class="keywordflow">return</span> same_app; <a name="l00478"></a>00478 } <a name="l00479"></a>00479 <a name="l00480"></a>00480 <span class="comment">// Non-transient windows with window role containing '#' are always</span> <a name="l00481"></a>00481 <span class="comment">// considered belonging to different applications (unless</span> <a name="l00482"></a>00482 <span class="comment">// the window role is exactly the same). KMainWindow sets</span> <a name="l00483"></a>00483 <span class="comment">// window role this way by default, and different KMainWindow</span> <a name="l00484"></a>00484 <span class="comment">// usually "are" different application from user's point of view.</span> <a name="l00485"></a>00485 <span class="comment">// This help with no-focus-stealing for e.g. konqy reusing.</span> <a name="l00486"></a>00486 <span class="comment">// On the other hand, if one of the windows is active, they are</span> <a name="l00487"></a>00487 <span class="comment">// considered belonging to the same application. This is for</span> <a name="l00488"></a>00488 <span class="comment">// the cases when opening new mainwindow directly from the application,</span> <a name="l00489"></a>00489 <span class="comment">// e.g. 'Open New Window' in konqy ( active_hack == true ).</span> <a name="l00490"></a>00490 <span class="keywordtype">bool</span> Client::sameAppWindowRoleMatch( <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c1, <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* c2, <span class="keywordtype">bool</span> active_hack ) <a name="l00491"></a>00491 { <a name="l00492"></a>00492 <span class="keywordflow">if</span>( c1->isTransient()) <a name="l00493"></a>00493 { <a name="l00494"></a>00494 <span class="keywordflow">while</span>( c1->transientFor() != NULL ) <a name="l00495"></a>00495 c1 = c1->transientFor(); <a name="l00496"></a>00496 <span class="keywordflow">if</span>( c1->groupTransient()) <a name="l00497"></a>00497 <span class="keywordflow">return</span> c1->group() == c2->group(); <a name="l00498"></a>00498 <span class="preprocessor">#if 0</span> <a name="l00499"></a>00499 <span class="preprocessor"></span> <span class="comment">// if a group transient is in its own group, it didn't possibly have a group,</span> <a name="l00500"></a>00500 <span class="comment">// and therefore should be considered belonging to the same app like</span> <a name="l00501"></a>00501 <span class="comment">// all other windows from the same app</span> <a name="l00502"></a>00502 || c1->group()->leaderClient() == c1 || c2->group()->leaderClient() == c2; <a name="l00503"></a>00503 <span class="preprocessor">#endif</span> <a name="l00504"></a>00504 <span class="preprocessor"></span> } <a name="l00505"></a>00505 <span class="keywordflow">if</span>( c2->isTransient()) <a name="l00506"></a>00506 { <a name="l00507"></a>00507 <span class="keywordflow">while</span>( c2->transientFor() != NULL ) <a name="l00508"></a>00508 c2 = c2->transientFor(); <a name="l00509"></a>00509 <span class="keywordflow">if</span>( c2->groupTransient()) <a name="l00510"></a>00510 <span class="keywordflow">return</span> c1->group() == c2->group(); <a name="l00511"></a>00511 <span class="preprocessor">#if 0</span> <a name="l00512"></a>00512 <span class="preprocessor"></span> || c1->group()->leaderClient() == c1 || c2->group()->leaderClient() == c2; <a name="l00513"></a>00513 <span class="preprocessor">#endif</span> <a name="l00514"></a>00514 <span class="preprocessor"></span> } <a name="l00515"></a>00515 <span class="keywordtype">int</span> pos1 = c1->windowRole().find( <span class="charliteral">'#'</span> ); <a name="l00516"></a>00516 <span class="keywordtype">int</span> pos2 = c2->windowRole().find( <span class="charliteral">'#'</span> ); <a name="l00517"></a>00517 <span class="keywordflow">if</span>(( pos1 >= 0 && pos2 >= 0 ) <a name="l00518"></a>00518 || <a name="l00519"></a>00519 <span class="comment">// hacks here</span> <a name="l00520"></a>00520 <span class="comment">// Mozilla has resourceName() and resourceClass() swapped</span> <a name="l00521"></a>00521 c1->resourceName() == <span class="stringliteral">"mozilla"</span> && c2->resourceName() == <span class="stringliteral">"mozilla"</span> ) <a name="l00522"></a>00522 { <a name="l00523"></a>00523 <span class="keywordflow">if</span>( !active_hack ) <span class="comment">// without the active hack for focus stealing prevention,</span> <a name="l00524"></a>00524 <span class="keywordflow">return</span> c1 == c2; <span class="comment">// different mainwindows are always different apps</span> <a name="l00525"></a>00525 <span class="keywordflow">if</span>( !c1->isActive() && !c2->isActive()) <a name="l00526"></a>00526 <span class="keywordflow">return</span> c1 == c2; <a name="l00527"></a>00527 <span class="keywordflow">else</span> <a name="l00528"></a>00528 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00529"></a>00529 } <a name="l00530"></a>00530 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00531"></a>00531 } <a name="l00532"></a>00532 <a name="l00533"></a>00533 <span class="comment">/*</span> <a name="l00534"></a>00534 <span class="comment"></span> <a name="l00535"></a>00535 <span class="comment"> Transiency stuff: ICCCM 4.1.2.6, NETWM 7.3</span> <a name="l00536"></a>00536 <span class="comment"></span> <a name="l00537"></a>00537 <span class="comment"> WM_TRANSIENT_FOR is basically means "this is my mainwindow".</span> <a name="l00538"></a>00538 <span class="comment"> For NET::Unknown windows, transient windows are considered to be NET::Dialog</span> <a name="l00539"></a>00539 <span class="comment"> windows, for compatibility with non-NETWM clients. KWin may adjust the value</span> <a name="l00540"></a>00540 <span class="comment"> of this property in some cases (window pointing to itself or creating a loop,</span> <a name="l00541"></a>00541 <span class="comment"> keeping NET::Splash windows above other windows from the same app, etc.).</span> <a name="l00542"></a>00542 <span class="comment"></span> <a name="l00543"></a>00543 <span class="comment"> Client::transient_for_id is the value of the WM_TRANSIENT_FOR property, after</span> <a name="l00544"></a>00544 <span class="comment"> possibly being adjusted by KWin. Client::transient_for points to the Client</span> <a name="l00545"></a>00545 <span class="comment"> this Client is transient for, or is NULL. If Client::transient_for_id is</span> <a name="l00546"></a>00546 <span class="comment"> poiting to the root window, the window is considered to be transient</span> <a name="l00547"></a>00547 <span class="comment"> for the whole window group, as suggested in NETWM 7.3.</span> <a name="l00548"></a>00548 <span class="comment"></span> <a name="l00549"></a>00549 <span class="comment"> In the case of group transient window, Client::transient_for is NULL,</span> <a name="l00550"></a>00550 <span class="comment"> and Client::groupTransient() returns true. Such window is treated as</span> <a name="l00551"></a>00551 <span class="comment"> if it were transient for every window in its window group that has been</span> <a name="l00552"></a>00552 <span class="comment"> mapped _before_ it (or, to be exact, was added to the same group before it).</span> <a name="l00553"></a>00553 <span class="comment"> Otherwise two group transients can create loops, which can lead very very</span> <a name="l00554"></a>00554 <span class="comment"> nasty things (bug #67914 and all its dupes).</span> <a name="l00555"></a>00555 <span class="comment"></span> <a name="l00556"></a>00556 <span class="comment"> Client::original_transient_for_id is the value of the property, which</span> <a name="l00557"></a>00557 <span class="comment"> may be different if Client::transient_for_id if e.g. forcing NET::Splash</span> <a name="l00558"></a>00558 <span class="comment"> to be kept on top of its window group, or when the mainwindow is not mapped</span> <a name="l00559"></a>00559 <span class="comment"> yet, in which case the window is temporarily made group transient,</span> <a name="l00560"></a>00560 <span class="comment"> and when the mainwindow is mapped, transiency is re-evaluated.</span> <a name="l00561"></a>00561 <span class="comment"></span> <a name="l00562"></a>00562 <span class="comment"> This can get a bit complicated with with e.g. two Konqueror windows created</span> <a name="l00563"></a>00563 <span class="comment"> by the same process. They should ideally appear like two independent applications</span> <a name="l00564"></a>00564 <span class="comment"> to the user. This should be accomplished by all windows in the same process</span> <a name="l00565"></a>00565 <span class="comment"> having the same window group (needs to be changed in Qt at the moment), and</span> <a name="l00566"></a>00566 <span class="comment"> using non-group transients poiting to their relevant mainwindow for toolwindows</span> <a name="l00567"></a>00567 <span class="comment"> etc. KWin should handle both group and non-group transient dialogs well.</span> <a name="l00568"></a>00568 <span class="comment"></span> <a name="l00569"></a>00569 <span class="comment"> In other words:</span> <a name="l00570"></a>00570 <span class="comment"> - non-transient windows : isTransient() == false</span> <a name="l00571"></a>00571 <span class="comment"> - normal transients : transientFor() != NULL</span> <a name="l00572"></a>00572 <span class="comment"> - group transients : groupTransient() == true</span> <a name="l00573"></a>00573 <span class="comment"></span> <a name="l00574"></a>00574 <span class="comment"> - list of mainwindows : mainClients() (call once and loop over the result)</span> <a name="l00575"></a>00575 <span class="comment"> - list of transients : transients()</span> <a name="l00576"></a>00576 <span class="comment"> - every window in the group : group()->members()</span> <a name="l00577"></a>00577 <span class="comment">*/</span> <a name="l00578"></a>00578 <a name="l00579"></a>00579 <span class="keywordtype">void</span> Client::readTransient() <a name="l00580"></a>00580 { <a name="l00581"></a>00581 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00582"></a>00582 Window new_transient_for_id; <a name="l00583"></a>00583 <span class="keywordflow">if</span>( XGetTransientForHint( qt_xdisplay(), window(), &new_transient_for_id )) <a name="l00584"></a>00584 { <a name="l00585"></a>00585 original_transient_for_id = new_transient_for_id; <a name="l00586"></a>00586 new_transient_for_id = verifyTransientFor( new_transient_for_id, <span class="keyword">true</span> ); <a name="l00587"></a>00587 } <a name="l00588"></a>00588 <span class="keywordflow">else</span> <a name="l00589"></a>00589 { <a name="l00590"></a>00590 original_transient_for_id = None; <a name="l00591"></a>00591 new_transient_for_id = verifyTransientFor( None, <span class="keyword">false</span> ); <a name="l00592"></a>00592 } <a name="l00593"></a>00593 setTransient( new_transient_for_id ); <a name="l00594"></a>00594 } <a name="l00595"></a>00595 <a name="l00596"></a>00596 <span class="keywordtype">void</span> Client::setTransient( Window new_transient_for_id ) <a name="l00597"></a>00597 { <a name="l00598"></a>00598 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00599"></a>00599 <span class="keywordflow">if</span>( new_transient_for_id != transient_for_id ) <a name="l00600"></a>00600 { <a name="l00601"></a>00601 removeFromMainClients(); <a name="l00602"></a>00602 transient_for = NULL; <a name="l00603"></a>00603 transient_for_id = new_transient_for_id; <a name="l00604"></a>00604 <span class="keywordflow">if</span>( transient_for_id != None && !groupTransient()) <a name="l00605"></a>00605 { <a name="l00606"></a>00606 transient_for = workspace()->findClient( WindowMatchPredicate( transient_for_id )); <a name="l00607"></a>00607 assert( transient_for != NULL ); <span class="comment">// verifyTransient() had to check this</span> <a name="l00608"></a>00608 transient_for->addTransient( <span class="keyword">this</span> ); <a name="l00609"></a>00609 } <span class="comment">// checkGroup() will check 'check_active_modal'</span> <a name="l00610"></a>00610 checkGroup( NULL, <span class="keyword">true</span> ); <span class="comment">// force, because transiency has changed</span> <a name="l00611"></a>00611 <span class="keywordflow">if</span>( isTopMenu()) <a name="l00612"></a>00612 workspace()->updateCurrentTopMenu(); <a name="l00613"></a>00613 workspace()->updateClientLayer( <span class="keyword">this</span> ); <a name="l00614"></a>00614 } <a name="l00615"></a>00615 } <a name="l00616"></a>00616 <a name="l00617"></a>00617 <span class="keywordtype">void</span> Client::removeFromMainClients() <a name="l00618"></a>00618 { <a name="l00619"></a>00619 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00620"></a>00620 <span class="keywordflow">if</span>( transientFor() != NULL ) <a name="l00621"></a>00621 transientFor()->removeTransient( <span class="keyword">this</span> ); <a name="l00622"></a>00622 <span class="keywordflow">if</span>( groupTransient()) <a name="l00623"></a>00623 { <a name="l00624"></a>00624 <span class="keywordflow">for</span>( ClientList::ConstIterator it = group()->members().begin(); <a name="l00625"></a>00625 it != group()->members().end(); <a name="l00626"></a>00626 ++it ) <a name="l00627"></a>00627 (*it)->removeTransient( <span class="keyword">this</span> ); <a name="l00628"></a>00628 } <a name="l00629"></a>00629 } <a name="l00630"></a>00630 <a name="l00631"></a>00631 <span class="comment">// *sigh* this transiency handling is madness :(</span> <a name="l00632"></a>00632 <span class="comment">// This one is called when destroying/releasing a window.</span> <a name="l00633"></a>00633 <span class="comment">// It makes sure this client is removed from all grouping</span> <a name="l00634"></a>00634 <span class="comment">// related lists.</span> <a name="l00635"></a>00635 <span class="keywordtype">void</span> Client::cleanGrouping() <a name="l00636"></a>00636 { <a name="l00637"></a>00637 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00638"></a>00638 <span class="comment">// kdDebug() << "CLEANGROUPING:" << this << endl;</span> <a name="l00639"></a>00639 <span class="comment">// for( ClientList::ConstIterator it = group()->members().begin();</span> <a name="l00640"></a>00640 <span class="comment">// it != group()->members().end();</span> <a name="l00641"></a>00641 <span class="comment">// ++it )</span> <a name="l00642"></a>00642 <span class="comment">// kdDebug() << "CL:" << *it << endl;</span> <a name="l00643"></a>00643 <span class="comment">// ClientList mains;</span> <a name="l00644"></a>00644 <span class="comment">// mains = mainClients();</span> <a name="l00645"></a>00645 <span class="comment">// for( ClientList::ConstIterator it = mains.begin();</span> <a name="l00646"></a>00646 <span class="comment">// it != mains.end();</span> <a name="l00647"></a>00647 <span class="comment">// ++it )</span> <a name="l00648"></a>00648 <span class="comment">// kdDebug() << "MN:" << *it << endl;</span> <a name="l00649"></a>00649 removeFromMainClients(); <a name="l00650"></a>00650 <span class="comment">// kdDebug() << "CLEANGROUPING2:" << this << endl;</span> <a name="l00651"></a>00651 <span class="comment">// for( ClientList::ConstIterator it = group()->members().begin();</span> <a name="l00652"></a>00652 <span class="comment">// it != group()->members().end();</span> <a name="l00653"></a>00653 <span class="comment">// ++it )</span> <a name="l00654"></a>00654 <span class="comment">// kdDebug() << "CL2:" << *it << endl;</span> <a name="l00655"></a>00655 <span class="comment">// mains = mainClients();</span> <a name="l00656"></a>00656 <span class="comment">// for( ClientList::ConstIterator it = mains.begin();</span> <a name="l00657"></a>00657 <span class="comment">// it != mains.end();</span> <a name="l00658"></a>00658 <span class="comment">// ++it )</span> <a name="l00659"></a>00659 <span class="comment">// kdDebug() << "MN2:" << *it << endl;</span> <a name="l00660"></a>00660 <span class="keywordflow">for</span>( ClientList::ConstIterator it = transients_list.begin(); <a name="l00661"></a>00661 it != transients_list.end(); <a name="l00662"></a>00662 ) <a name="l00663"></a>00663 { <a name="l00664"></a>00664 <span class="keywordflow">if</span>( (*it)->transientFor() == this ) <a name="l00665"></a>00665 { <a name="l00666"></a>00666 ClientList::ConstIterator it2 = it++; <a name="l00667"></a>00667 removeTransient( *it2 ); <a name="l00668"></a>00668 } <a name="l00669"></a>00669 <span class="keywordflow">else</span> <a name="l00670"></a>00670 ++it; <a name="l00671"></a>00671 } <a name="l00672"></a>00672 <span class="comment">// kdDebug() << "CLEANGROUPING3:" << this << endl;</span> <a name="l00673"></a>00673 <span class="comment">// for( ClientList::ConstIterator it = group()->members().begin();</span> <a name="l00674"></a>00674 <span class="comment">// it != group()->members().end();</span> <a name="l00675"></a>00675 <span class="comment">// ++it )</span> <a name="l00676"></a>00676 <span class="comment">// kdDebug() << "CL3:" << *it << endl;</span> <a name="l00677"></a>00677 <span class="comment">// mains = mainClients();</span> <a name="l00678"></a>00678 <span class="comment">// for( ClientList::ConstIterator it = mains.begin();</span> <a name="l00679"></a>00679 <span class="comment">// it != mains.end();</span> <a name="l00680"></a>00680 <span class="comment">// ++it )</span> <a name="l00681"></a>00681 <span class="comment">// kdDebug() << "MN3:" << *it << endl;</span> <a name="l00682"></a>00682 <span class="comment">// HACK</span> <a name="l00683"></a>00683 <span class="comment">// removeFromMainClients() did remove 'this' from transient</span> <a name="l00684"></a>00684 <span class="comment">// lists of all group members, but then made windows that</span> <a name="l00685"></a>00685 <span class="comment">// were transient for 'this' group transient, which again</span> <a name="l00686"></a>00686 <span class="comment">// added 'this' to those transient lists :(</span> <a name="l00687"></a>00687 ClientList group_members = group()->members(); <a name="l00688"></a>00688 group()->removeMember( <span class="keyword">this</span> ); <a name="l00689"></a>00689 in_group = NULL; <a name="l00690"></a>00690 <span class="keywordflow">for</span>( ClientList::ConstIterator it = group_members.begin(); <a name="l00691"></a>00691 it != group_members.end(); <a name="l00692"></a>00692 ++it ) <a name="l00693"></a>00693 (*it)->removeTransient( <span class="keyword">this</span> ); <a name="l00694"></a>00694 <span class="comment">// kdDebug() << "CLEANGROUPING4:" << this << endl;</span> <a name="l00695"></a>00695 <span class="comment">// for( ClientList::ConstIterator it = group_members.begin();</span> <a name="l00696"></a>00696 <span class="comment">// it != group_members.end();</span> <a name="l00697"></a>00697 <span class="comment">// ++it )</span> <a name="l00698"></a>00698 <span class="comment">// kdDebug() << "CL4:" << *it << endl;</span> <a name="l00699"></a>00699 } <a name="l00700"></a>00700 <a name="l00701"></a>00701 <span class="comment">// Make sure that no group transient is considered transient</span> <a name="l00702"></a>00702 <span class="comment">// for a window that is (directly or indirectly) transient for it</span> <a name="l00703"></a>00703 <span class="comment">// (including another group transients).</span> <a name="l00704"></a>00704 <span class="comment">// Non-group transients not causing loops are checked in verifyTransientFor().</span> <a name="l00705"></a>00705 <span class="keywordtype">void</span> Client::checkGroupTransients() <a name="l00706"></a>00706 { <a name="l00707"></a>00707 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00708"></a>00708 <span class="keywordflow">for</span>( ClientList::ConstIterator it1 = group()->members().begin(); <a name="l00709"></a>00709 it1 != group()->members().end(); <a name="l00710"></a>00710 ++it1 ) <a name="l00711"></a>00711 { <a name="l00712"></a>00712 <span class="keywordflow">if</span>( !(*it1)->groupTransient()) <span class="comment">// check all group transients in the group</span> <a name="l00713"></a>00713 <span class="keywordflow">continue</span>; <span class="comment">// TODO optimize to check only the changed ones?</span> <a name="l00714"></a>00714 <span class="keywordflow">for</span>( ClientList::ConstIterator it2 = group()->members().begin(); <a name="l00715"></a>00715 it2 != group()->members().end(); <a name="l00716"></a>00716 ++it2 ) <span class="comment">// group transients can be transient only for others in the group,</span> <a name="l00717"></a>00717 { <span class="comment">// so don't make them transient for the ones that are transient for it</span> <a name="l00718"></a>00718 <span class="keywordflow">if</span>( *it1 == *it2 ) <a name="l00719"></a>00719 <span class="keywordflow">continue</span>; <a name="l00720"></a>00720 <span class="keywordflow">for</span>( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* cl = (*it2)->transientFor(); <a name="l00721"></a>00721 cl != NULL; <a name="l00722"></a>00722 cl = cl->transientFor()) <a name="l00723"></a>00723 { <a name="l00724"></a>00724 <span class="keywordflow">if</span>( cl == *it1 ) <a name="l00725"></a>00725 { <span class="comment">// don't use removeTransient(), that would modify *it2 too</span> <a name="l00726"></a>00726 (*it2)->transients_list.remove( *it1 ); <a name="l00727"></a>00727 <span class="keywordflow">continue</span>; <a name="l00728"></a>00728 } <a name="l00729"></a>00729 } <a name="l00730"></a>00730 <span class="comment">// if *it1 and *it2 are both group transients, and are transient for each other,</span> <a name="l00731"></a>00731 <span class="comment">// make only *it2 transient for *it1 (i.e. subwindow), as *it2 came later,</span> <a name="l00732"></a>00732 <span class="comment">// and should be therefore on top of *it1</span> <a name="l00733"></a>00733 <span class="comment">// TODO This could possibly be optimized, it also requires hasTransient() to check for loops.</span> <a name="l00734"></a>00734 <span class="keywordflow">if</span>( (*it2)->groupTransient() && (*it1)->hasTransient( *it2, <span class="keyword">true</span> ) && (*it2)->hasTransient( *it1, <span class="keyword">true</span> )) <a name="l00735"></a>00735 (*it2)->transients_list.remove( *it1 ); <a name="l00736"></a>00736 <span class="comment">// if there are already windows W1 and W2, W2 being transient for W1, and group transient W3</span> <a name="l00737"></a>00737 <span class="comment">// is added, make it transient only for W2, not for W1, because it's already indirectly</span> <a name="l00738"></a>00738 <span class="comment">// transient for it - the indirect transiency actually shouldn't break anything,</span> <a name="l00739"></a>00739 <span class="comment">// but it can lead to exponentially expensive operations (#95231)</span> <a name="l00740"></a>00740 <span class="comment">// TODO this is pretty slow as well</span> <a name="l00741"></a>00741 <span class="keywordflow">for</span>( ClientList::ConstIterator it3 = group()->members().begin(); <a name="l00742"></a>00742 it3 != group()->members().end(); <a name="l00743"></a>00743 ++it3 ) <a name="l00744"></a>00744 { <a name="l00745"></a>00745 <span class="keywordflow">if</span>( *it1 == *it2 || *it2 == *it3 || *it1 == *it3 ) <a name="l00746"></a>00746 <span class="keywordflow">continue</span>; <a name="l00747"></a>00747 <span class="keywordflow">if</span>( (*it2)->hasTransient( *it1, <span class="keyword">false</span> ) && (*it3)->hasTransient( *it1, <span class="keyword">false</span> )) <a name="l00748"></a>00748 { <a name="l00749"></a>00749 <span class="keywordflow">if</span>( (*it2)->hasTransient( *it3, <span class="keyword">true</span> )) <a name="l00750"></a>00750 (*it2)->transients_list.remove( *it1 ); <a name="l00751"></a>00751 <span class="keywordflow">if</span>( (*it3)->hasTransient( *it2, <span class="keyword">true</span> )) <a name="l00752"></a>00752 (*it3)->transients_list.remove( *it1 ); <a name="l00753"></a>00753 } <a name="l00754"></a>00754 } <a name="l00755"></a>00755 } <a name="l00756"></a>00756 } <a name="l00757"></a>00757 } <a name="l00758"></a>00758 <a name="l00762"></a>00762 Window Client::verifyTransientFor( Window new_transient_for, <span class="keywordtype">bool</span> defined ) <a name="l00763"></a>00763 { <a name="l00764"></a>00764 Window new_property_value = new_transient_for; <a name="l00765"></a>00765 <span class="comment">// make sure splashscreens are shown above all their app's windows, even though</span> <a name="l00766"></a>00766 <span class="comment">// they're in Normal layer</span> <a name="l00767"></a>00767 <span class="keywordflow">if</span>( isSplash() && new_transient_for == None ) <a name="l00768"></a>00768 new_transient_for = workspace()->rootWin(); <a name="l00769"></a>00769 <span class="keywordflow">if</span>( new_transient_for == None ) <a name="l00770"></a>00770 <span class="keywordflow">if</span>( defined ) <span class="comment">// sometimes WM_TRANSIENT_FOR is set to None, instead of root window</span> <a name="l00771"></a>00771 new_property_value = new_transient_for = workspace()->rootWin(); <a name="l00772"></a>00772 <span class="keywordflow">else</span> <a name="l00773"></a>00773 <span class="keywordflow">return</span> None; <a name="l00774"></a>00774 <span class="keywordflow">if</span>( new_transient_for == window()) <span class="comment">// pointing to self</span> <a name="l00775"></a>00775 { <span class="comment">// also fix the property itself</span> <a name="l00776"></a>00776 kdWarning( 1216 ) << <span class="stringliteral">"Client "</span> << <span class="keyword">this</span> << <span class="stringliteral">" has WM_TRANSIENT_FOR poiting to itself."</span> << endl; <a name="l00777"></a>00777 new_property_value = new_transient_for = workspace()->rootWin(); <a name="l00778"></a>00778 } <a name="l00779"></a>00779 <span class="comment">// The transient_for window may be embedded in another application,</span> <a name="l00780"></a>00780 <span class="comment">// so kwin cannot see it. Try to find the managed client for the</span> <a name="l00781"></a>00781 <span class="comment">// window and fix the transient_for property if possible.</span> <a name="l00782"></a>00782 WId before_search = new_transient_for; <a name="l00783"></a>00783 <span class="keywordflow">while</span>( new_transient_for != None <a name="l00784"></a>00784 && new_transient_for != workspace()->rootWin() <a name="l00785"></a>00785 && !workspace()->findClient( WindowMatchPredicate( new_transient_for ))) <a name="l00786"></a>00786 { <a name="l00787"></a>00787 Window root_return, parent_return; <a name="l00788"></a>00788 Window* wins = NULL; <a name="l00789"></a>00789 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nwins; <a name="l00790"></a>00790 <span class="keywordtype">int</span> r = XQueryTree(qt_xdisplay(), new_transient_for, &root_return, &parent_return, &wins, &nwins); <a name="l00791"></a>00791 <span class="keywordflow">if</span> ( wins ) <a name="l00792"></a>00792 XFree((<span class="keywordtype">void</span> *) wins); <a name="l00793"></a>00793 <span class="keywordflow">if</span> ( r == 0) <a name="l00794"></a>00794 <span class="keywordflow">break</span>; <a name="l00795"></a>00795 new_transient_for = parent_return; <a name="l00796"></a>00796 } <a name="l00797"></a>00797 <span class="keywordflow">if</span>( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* new_transient_for_client = workspace()->findClient( WindowMatchPredicate( new_transient_for ))) <a name="l00798"></a>00798 { <a name="l00799"></a>00799 <span class="keywordflow">if</span>( new_transient_for != before_search ) <a name="l00800"></a>00800 { <a name="l00801"></a>00801 kdDebug( 1212 ) << <span class="stringliteral">"Client "</span> << <span class="keyword">this</span> << <span class="stringliteral">" has WM_TRANSIENT_FOR poiting to non-toplevel window "</span> <a name="l00802"></a>00802 << before_search << <span class="stringliteral">", child of "</span> << new_transient_for_client << <span class="stringliteral">", adjusting."</span> << endl; <a name="l00803"></a>00803 new_property_value = new_transient_for; <span class="comment">// also fix the property</span> <a name="l00804"></a>00804 } <a name="l00805"></a>00805 } <a name="l00806"></a>00806 <span class="keywordflow">else</span> <a name="l00807"></a>00807 new_transient_for = before_search; <span class="comment">// nice try</span> <a name="l00808"></a>00808 <span class="comment">// loop detection</span> <a name="l00809"></a>00809 <span class="comment">// group transients cannot cause loops, because they're considered transient only for non-transient</span> <a name="l00810"></a>00810 <span class="comment">// windows in the group</span> <a name="l00811"></a>00811 <span class="keywordtype">int</span> count = 20; <a name="l00812"></a>00812 Window loop_pos = new_transient_for; <a name="l00813"></a>00813 <span class="keywordflow">while</span>( loop_pos != None && loop_pos != workspace()->rootWin()) <a name="l00814"></a>00814 { <a name="l00815"></a>00815 <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* pos = workspace()->findClient( WindowMatchPredicate( loop_pos )); <a name="l00816"></a>00816 <span class="keywordflow">if</span>( pos == NULL ) <a name="l00817"></a>00817 <span class="keywordflow">break</span>; <a name="l00818"></a>00818 loop_pos = pos->transient_for_id; <a name="l00819"></a>00819 <span class="keywordflow">if</span>( --count == 0 || pos == <span class="keyword">this</span> ) <a name="l00820"></a>00820 { <a name="l00821"></a>00821 kdWarning( 1216 ) << <span class="stringliteral">"Client "</span> << <span class="keyword">this</span> << <span class="stringliteral">" caused WM_TRANSIENT_FOR loop."</span> << endl; <a name="l00822"></a>00822 new_transient_for = workspace()->rootWin(); <a name="l00823"></a>00823 } <a name="l00824"></a>00824 } <a name="l00825"></a>00825 <span class="keywordflow">if</span>( new_transient_for != workspace()->rootWin() <a name="l00826"></a>00826 && workspace()->findClient( WindowMatchPredicate( new_transient_for )) == NULL ) <a name="l00827"></a>00827 { <span class="comment">// it's transient for a specific window, but that window is not mapped</span> <a name="l00828"></a>00828 new_transient_for = workspace()->rootWin(); <a name="l00829"></a>00829 } <a name="l00830"></a>00830 <span class="keywordflow">if</span>( new_property_value != original_transient_for_id ) <a name="l00831"></a>00831 XSetTransientForHint( qt_xdisplay(), window(), new_property_value ); <a name="l00832"></a>00832 <span class="keywordflow">return</span> new_transient_for; <a name="l00833"></a>00833 } <a name="l00834"></a>00834 <a name="l00835"></a>00835 <span class="keywordtype">void</span> Client::addTransient( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* cl ) <a name="l00836"></a>00836 { <a name="l00837"></a>00837 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00838"></a>00838 assert( !transients_list.contains( cl )); <a name="l00839"></a>00839 <span class="comment">// assert( !cl->hasTransient( this, true )); will be fixed in checkGroupTransients()</span> <a name="l00840"></a>00840 assert( cl != <span class="keyword">this</span> ); <a name="l00841"></a>00841 transients_list.append( cl ); <a name="l00842"></a>00842 <span class="keywordflow">if</span>( workspace()->mostRecentlyActivatedClient() == <span class="keyword">this</span> && cl->isModal()) <a name="l00843"></a>00843 check_active_modal = <span class="keyword">true</span>; <a name="l00844"></a>00844 <span class="comment">// kdDebug() << "ADDTRANS:" << this << ":" << cl << endl;</span> <a name="l00845"></a>00845 <span class="comment">// kdDebug() << kdBacktrace() << endl;</span> <a name="l00846"></a>00846 <span class="comment">// for( ClientList::ConstIterator it = transients_list.begin();</span> <a name="l00847"></a>00847 <span class="comment">// it != transients_list.end();</span> <a name="l00848"></a>00848 <span class="comment">// ++it )</span> <a name="l00849"></a>00849 <span class="comment">// kdDebug() << "AT:" << (*it) << endl;</span> <a name="l00850"></a>00850 } <a name="l00851"></a>00851 <a name="l00852"></a>00852 <span class="keywordtype">void</span> Client::removeTransient( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* cl ) <a name="l00853"></a>00853 { <a name="l00854"></a>00854 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00855"></a>00855 <span class="comment">// kdDebug() << "REMOVETRANS:" << this << ":" << cl << endl;</span> <a name="l00856"></a>00856 <span class="comment">// kdDebug() << kdBacktrace() << endl;</span> <a name="l00857"></a>00857 transients_list.remove( cl ); <a name="l00858"></a>00858 <span class="comment">// cl is transient for this, but this is going away</span> <a name="l00859"></a>00859 <span class="comment">// make cl group transient</span> <a name="l00860"></a>00860 <span class="keywordflow">if</span>( cl->transientFor() == this ) <a name="l00861"></a>00861 { <a name="l00862"></a>00862 cl->transient_for_id = None; <a name="l00863"></a>00863 cl->transient_for = NULL; <span class="comment">// SELI</span> <a name="l00864"></a>00864 <span class="comment">// SELI cl->setTransient( workspace()->rootWin());</span> <a name="l00865"></a>00865 cl->setTransient( None ); <a name="l00866"></a>00866 } <a name="l00867"></a>00867 } <a name="l00868"></a>00868 <a name="l00869"></a>00869 <span class="comment">// A new window has been mapped. Check if it's not a mainwindow for this already existing window.</span> <a name="l00870"></a>00870 <span class="keywordtype">void</span> Client::checkTransient( Window w ) <a name="l00871"></a>00871 { <a name="l00872"></a>00872 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00873"></a>00873 <span class="keywordflow">if</span>( original_transient_for_id != w ) <a name="l00874"></a>00874 <span class="keywordflow">return</span>; <a name="l00875"></a>00875 w = verifyTransientFor( w, <span class="keyword">true</span> ); <a name="l00876"></a>00876 setTransient( w ); <a name="l00877"></a>00877 } <a name="l00878"></a>00878 <a name="l00879"></a>00879 <span class="comment">// returns true if cl is the transient_for window for this client,</span> <a name="l00880"></a>00880 <span class="comment">// or recursively the transient_for window</span> <a name="l00881"></a>00881 <span class="keywordtype">bool</span> Client::hasTransient( <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* cl, <span class="keywordtype">bool</span> indirect )<span class="keyword"> const</span> <a name="l00882"></a>00882 <span class="keyword"> </span>{ <a name="l00883"></a>00883 <span class="comment">// checkGroupTransients() uses this to break loops, so hasTransient() must detect them</span> <a name="l00884"></a>00884 ConstClientList <span class="keyword">set</span>; <a name="l00885"></a>00885 <span class="keywordflow">return</span> hasTransientInternal( cl, indirect, <span class="keyword">set</span> ); <a name="l00886"></a>00886 } <a name="l00887"></a>00887 <a name="l00888"></a>00888 <span class="keywordtype">bool</span> Client::hasTransientInternal( <span class="keyword">const</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* cl, <span class="keywordtype">bool</span> indirect, ConstClientList& <span class="keyword">set</span> )<span class="keyword"> const</span> <a name="l00889"></a>00889 <span class="keyword"> </span>{ <a name="l00890"></a>00890 <span class="keywordflow">if</span>( cl->transientFor() != NULL ) <a name="l00891"></a>00891 { <a name="l00892"></a>00892 <span class="keywordflow">if</span>( cl->transientFor() == this ) <a name="l00893"></a>00893 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00894"></a>00894 <span class="keywordflow">if</span>( !indirect ) <a name="l00895"></a>00895 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00896"></a>00896 <span class="keywordflow">if</span>( <span class="keyword">set</span>.contains( cl )) <a name="l00897"></a>00897 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00898"></a>00898 <span class="keyword">set</span>.append( cl ); <a name="l00899"></a>00899 <span class="keywordflow">return</span> hasTransientInternal( cl->transientFor(), indirect, set ); <a name="l00900"></a>00900 } <a name="l00901"></a>00901 <span class="keywordflow">if</span>( !cl->isTransient()) <a name="l00902"></a>00902 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00903"></a>00903 <span class="keywordflow">if</span>( group() != cl->group()) <a name="l00904"></a>00904 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00905"></a>00905 <span class="comment">// cl is group transient, search from top</span> <a name="l00906"></a>00906 <span class="keywordflow">if</span>( transients().contains( const_cast< Client* >( cl ))) <a name="l00907"></a>00907 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00908"></a>00908 <span class="keywordflow">if</span>( !indirect ) <a name="l00909"></a>00909 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00910"></a>00910 <span class="keywordflow">if</span>( <span class="keyword">set</span>.contains( <span class="keyword">this</span> )) <a name="l00911"></a>00911 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00912"></a>00912 <span class="keyword">set</span>.append( <span class="keyword">this</span> ); <a name="l00913"></a>00913 <span class="keywordflow">for</span>( ClientList::ConstIterator it = transients().begin(); <a name="l00914"></a>00914 it != transients().end(); <a name="l00915"></a>00915 ++it ) <a name="l00916"></a>00916 <span class="keywordflow">if</span>( (*it)->hasTransientInternal( cl, indirect, <span class="keyword">set</span> )) <a name="l00917"></a>00917 <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00918"></a>00918 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00919"></a>00919 } <a name="l00920"></a>00920 <a name="l00921"></a>00921 ClientList Client::mainClients()<span class="keyword"> const</span> <a name="l00922"></a>00922 <span class="keyword"> </span>{ <a name="l00923"></a>00923 <span class="keywordflow">if</span>( !isTransient()) <a name="l00924"></a>00924 <span class="keywordflow">return</span> ClientList(); <a name="l00925"></a>00925 <span class="keywordflow">if</span>( transientFor() != NULL ) <a name="l00926"></a>00926 <span class="keywordflow">return</span> ClientList() << <span class="keyword">const_cast<</span> <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* <span class="keyword">></span>( transientFor()); <a name="l00927"></a>00927 ClientList result; <a name="l00928"></a>00928 <span class="keywordflow">for</span>( ClientList::ConstIterator it = group()->members().begin(); <a name="l00929"></a>00929 it != group()->members().end(); <a name="l00930"></a>00930 ++it ) <a name="l00931"></a>00931 <span class="keywordflow">if</span>((*it)->hasTransient( <span class="keyword">this</span>, <span class="keyword">false</span> )) <a name="l00932"></a>00932 result.append( *it ); <a name="l00933"></a>00933 <span class="keywordflow">return</span> result; <a name="l00934"></a>00934 } <a name="l00935"></a>00935 <a name="l00936"></a>00936 <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* Client::findModal() <a name="l00937"></a>00937 { <a name="l00938"></a>00938 <span class="keywordflow">for</span>( ClientList::ConstIterator it = transients().begin(); <a name="l00939"></a>00939 it != transients().end(); <a name="l00940"></a>00940 ++it ) <a name="l00941"></a>00941 <span class="keywordflow">if</span>( <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* ret = (*it)->findModal()) <a name="l00942"></a>00942 <span class="keywordflow">return</span> ret; <a name="l00943"></a>00943 <span class="keywordflow">if</span>( isModal()) <a name="l00944"></a>00944 <span class="keywordflow">return</span> <span class="keyword">this</span>; <a name="l00945"></a>00945 <span class="keywordflow">return</span> NULL; <a name="l00946"></a>00946 } <a name="l00947"></a>00947 <a name="l00948"></a>00948 <span class="comment">// Client::window_group only holds the contents of the hint,</span> <a name="l00949"></a>00949 <span class="comment">// but it should be used only to find the group, not for anything else</span> <a name="l00950"></a>00950 <span class="comment">// Argument is only when some specific group needs to be set.</span> <a name="l00951"></a>00951 <span class="keywordtype">void</span> Client::checkGroup( Group* set_group, <span class="keywordtype">bool</span> force ) <a name="l00952"></a>00952 { <a name="l00953"></a>00953 TRANSIENCY_CHECK( <span class="keyword">this</span> ); <a name="l00954"></a>00954 Group* old_group = in_group; <a name="l00955"></a>00955 <span class="keywordflow">if</span>( old_group != NULL ) <a name="l00956"></a>00956 old_group->ref(); <span class="comment">// turn off automatic deleting</span> <a name="l00957"></a>00957 <span class="keywordflow">if</span>( set_group != NULL ) <a name="l00958"></a>00958 { <a name="l00959"></a>00959 <span class="keywordflow">if</span>( set_group != in_group ) <a name="l00960"></a>00960 { <a name="l00961"></a>00961 <span class="keywordflow">if</span>( in_group != NULL ) <a name="l00962"></a>00962 in_group->removeMember( <span class="keyword">this</span> ); <a name="l00963"></a>00963 in_group = set_group; <a name="l00964"></a>00964 in_group->addMember( <span class="keyword">this</span> ); <a name="l00965"></a>00965 } <a name="l00966"></a>00966 } <a name="l00967"></a>00967 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( window_group != None ) <a name="l00968"></a>00968 { <a name="l00969"></a>00969 Group* new_group = workspace()->findGroup( window_group ); <a name="l00970"></a>00970 <span class="keywordflow">if</span>( transientFor() != NULL && transientFor()->group() != new_group ) <a name="l00971"></a>00971 { <span class="comment">// move the window to the right group (e.g. a dialog provided</span> <a name="l00972"></a>00972 <span class="comment">// by different app, but transient for this one, so make it part of that group)</span> <a name="l00973"></a>00973 new_group = transientFor()->group(); <a name="l00974"></a>00974 } <a name="l00975"></a>00975 <span class="keywordflow">if</span>( new_group == NULL ) <span class="comment">// doesn't exist yet</span> <a name="l00976"></a>00976 new_group = <span class="keyword">new</span> Group( window_group, workspace()); <a name="l00977"></a>00977 <span class="keywordflow">if</span>( new_group != in_group ) <a name="l00978"></a>00978 { <a name="l00979"></a>00979 <span class="keywordflow">if</span>( in_group != NULL ) <a name="l00980"></a>00980 in_group->removeMember( <span class="keyword">this</span> ); <a name="l00981"></a>00981 in_group = new_group; <a name="l00982"></a>00982 in_group->addMember( <span class="keyword">this</span> ); <a name="l00983"></a>00983 } <a name="l00984"></a>00984 } <a name="l00985"></a>00985 <span class="keywordflow">else</span> <a name="l00986"></a>00986 { <a name="l00987"></a>00987 <span class="keywordflow">if</span>( transientFor() != NULL ) <a name="l00988"></a>00988 { <span class="comment">// doesn't have window group set, but is transient for something</span> <a name="l00989"></a>00989 <span class="comment">// so make it part of that group</span> <a name="l00990"></a>00990 Group* new_group = transientFor()->group(); <a name="l00991"></a>00991 <span class="keywordflow">if</span>( new_group != in_group ) <a name="l00992"></a>00992 { <a name="l00993"></a>00993 <span class="keywordflow">if</span>( in_group != NULL ) <a name="l00994"></a>00994 in_group->removeMember( <span class="keyword">this</span> ); <a name="l00995"></a>00995 in_group = transientFor()->group(); <a name="l00996"></a>00996 in_group->addMember( <span class="keyword">this</span> ); <a name="l00997"></a>00997 } <a name="l00998"></a>00998 } <a name="l00999"></a>00999 <span class="keywordflow">else</span> <span class="keywordflow">if</span>( groupTransient()) <a name="l01000"></a>01000 { <span class="comment">// group transient which actually doesn't have a group :(</span> <a name="l01001"></a>01001 <span class="comment">// try creating group with other windows with the same client leader</span> <a name="l01002"></a>01002 Group* new_group = workspace()->findClientLeaderGroup( <span class="keyword">this</span> ); <a name="l01003"></a>01003 <span class="keywordflow">if</span>( new_group == NULL ) <a name="l01004"></a>01004 new_group = <span class="keyword">new</span> Group( None, workspace()); <a name="l01005"></a>01005 <span class="keywordflow">if</span>( new_group != in_group ) <a name="l01006"></a>01006 { <a name="l01007"></a>01007 <span class="keywordflow">if</span>( in_group != NULL ) <a name="l01008"></a>01008 in_group->removeMember( <span class="keyword">this</span> ); <a name="l01009"></a>01009 in_group = new_group; <a name="l01010"></a>01010 in_group->addMember( <span class="keyword">this</span> ); <a name="l01011"></a>01011 } <a name="l01012"></a>01012 } <a name="l01013"></a>01013 <span class="keywordflow">else</span> <span class="comment">// Not transient without a group, put it in its client leader group.</span> <a name="l01014"></a>01014 { <span class="comment">// This might be stupid if grouping was used for e.g. taskbar grouping</span> <a name="l01015"></a>01015 <span class="comment">// or minimizing together the whole group, but as long as its used</span> <a name="l01016"></a>01016 <span class="comment">// only for dialogs it's better to keep windows from one app in one group.</span> <a name="l01017"></a>01017 Group* new_group = workspace()->findClientLeaderGroup( <span class="keyword">this</span> ); <a name="l01018"></a>01018 <span class="keywordflow">if</span>( in_group != NULL && in_group != new_group ) <a name="l01019"></a>01019 { <a name="l01020"></a>01020 in_group->removeMember( <span class="keyword">this</span> ); <a name="l01021"></a>01021 in_group = NULL; <a name="l01022"></a>01022 } <a name="l01023"></a>01023 <span class="keywordflow">if</span>( new_group == NULL ) <a name="l01024"></a>01024 new_group = <span class="keyword">new</span> Group( None, workspace() ); <a name="l01025"></a>01025 <span class="keywordflow">if</span>( in_group != new_group ) <a name="l01026"></a>01026 { <a name="l01027"></a>01027 in_group = new_group; <a name="l01028"></a>01028 in_group->addMember( <span class="keyword">this</span> ); <a name="l01029"></a>01029 } <a name="l01030"></a>01030 } <a name="l01031"></a>01031 } <a name="l01032"></a>01032 <span class="keywordflow">if</span>( in_group != old_group || force ) <a name="l01033"></a>01033 { <a name="l01034"></a>01034 <span class="keywordflow">for</span>( ClientList::Iterator it = transients_list.begin(); <a name="l01035"></a>01035 it != transients_list.end(); <a name="l01036"></a>01036 ) <a name="l01037"></a>01037 { <span class="comment">// group transients in the old group are no longer transient for it</span> <a name="l01038"></a>01038 <span class="keywordflow">if</span>( (*it)->groupTransient() && (*it)->group() != group()) <a name="l01039"></a>01039 it = transients_list.remove( it ); <a name="l01040"></a>01040 <span class="keywordflow">else</span> <a name="l01041"></a>01041 ++it; <a name="l01042"></a>01042 } <a name="l01043"></a>01043 <span class="keywordflow">if</span>( groupTransient()) <a name="l01044"></a>01044 { <a name="l01045"></a>01045 <span class="comment">// no longer transient for ones in the old group</span> <a name="l01046"></a>01046 <span class="keywordflow">if</span>( old_group != NULL ) <a name="l01047"></a>01047 { <a name="l01048"></a>01048 <span class="keywordflow">for</span>( ClientList::ConstIterator it = old_group->members().begin(); <a name="l01049"></a>01049 it != old_group->members().end(); <a name="l01050"></a>01050 ++it ) <a name="l01051"></a>01051 (*it)->removeTransient( <span class="keyword">this</span> ); <a name="l01052"></a>01052 } <a name="l01053"></a>01053 <span class="comment">// and make transient for all in the new group</span> <a name="l01054"></a>01054 <span class="keywordflow">for</span>( ClientList::ConstIterator it = group()->members().begin(); <a name="l01055"></a>01055 it != group()->members().end(); <a name="l01056"></a>01056 ++it ) <a name="l01057"></a>01057 { <a name="l01058"></a>01058 <span class="keywordflow">if</span>( *it == <span class="keyword">this</span> ) <a name="l01059"></a>01059 <span class="keywordflow">break</span>; <span class="comment">// this means the window is only transient for windows mapped before it</span> <a name="l01060"></a>01060 (*it)->addTransient( <span class="keyword">this</span> ); <a name="l01061"></a>01061 } <a name="l01062"></a>01062 } <a name="l01063"></a>01063 <span class="comment">// group transient splashscreens should be transient even for windows</span> <a name="l01064"></a>01064 <span class="comment">// in group mapped later</span> <a name="l01065"></a>01065 <span class="keywordflow">for</span>( ClientList::ConstIterator it = group()->members().begin(); <a name="l01066"></a>01066 it != group()->members().end(); <a name="l01067"></a>01067 ++it ) <a name="l01068"></a>01068 { <a name="l01069"></a>01069 <span class="keywordflow">if</span>( !(*it)->isSplash()) <a name="l01070"></a>01070 <span class="keywordflow">continue</span>; <a name="l01071"></a>01071 <span class="keywordflow">if</span>( !(*it)->groupTransient()) <a name="l01072"></a>01072 <span class="keywordflow">continue</span>; <a name="l01073"></a>01073 <span class="keywordflow">if</span>( *it == <span class="keyword">this</span> || hasTransient( *it, <span class="keyword">true</span> )) <span class="comment">// TODO indirect?</span> <a name="l01074"></a>01074 <span class="keywordflow">continue</span>; <a name="l01075"></a>01075 addTransient( *it ); <a name="l01076"></a>01076 } <a name="l01077"></a>01077 } <a name="l01078"></a>01078 <span class="keywordflow">if</span>( old_group != NULL ) <a name="l01079"></a>01079 old_group->deref(); <span class="comment">// can be now deleted if empty</span> <a name="l01080"></a>01080 checkGroupTransients(); <a name="l01081"></a>01081 checkActiveModal(); <a name="l01082"></a>01082 workspace()->updateClientLayer( <span class="keyword">this</span> ); <a name="l01083"></a>01083 } <a name="l01084"></a>01084 <a name="l01085"></a>01085 <span class="comment">// used by Workspace::findClientLeaderGroup()</span> <a name="l01086"></a>01086 <span class="keywordtype">void</span> Client::changeClientLeaderGroup( Group* gr ) <a name="l01087"></a>01087 { <a name="l01088"></a>01088 <span class="comment">// transientFor() != NULL are in the group of their mainwindow, so keep them there</span> <a name="l01089"></a>01089 <span class="keywordflow">if</span>( transientFor() != NULL ) <a name="l01090"></a>01090 <span class="keywordflow">return</span>; <a name="l01091"></a>01091 <span class="comment">// also don't change the group for window which have group set</span> <a name="l01092"></a>01092 <span class="keywordflow">if</span>( window_group ) <a name="l01093"></a>01093 <span class="keywordflow">return</span>; <a name="l01094"></a>01094 checkGroup( gr ); <span class="comment">// change group</span> <a name="l01095"></a>01095 } <a name="l01096"></a>01096 <a name="l01097"></a>01097 <span class="keywordtype">bool</span> Client::check_active_modal = <span class="keyword">false</span>; <a name="l01098"></a>01098 <a name="l01099"></a>01099 <span class="keywordtype">void</span> Client::checkActiveModal() <a name="l01100"></a>01100 { <a name="l01101"></a>01101 <span class="comment">// if the active window got new modal transient, activate it.</span> <a name="l01102"></a>01102 <span class="comment">// cannot be done in AddTransient(), because there may temporarily</span> <a name="l01103"></a>01103 <span class="comment">// exist loops, breaking findModal</span> <a name="l01104"></a>01104 <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* check_modal = workspace()->mostRecentlyActivatedClient(); <a name="l01105"></a>01105 <span class="keywordflow">if</span>( check_modal != NULL && check_modal->check_active_modal ) <a name="l01106"></a>01106 { <a name="l01107"></a>01107 <a class="code" href="classKWinInternal_1_1Client.html#6242792018f6abd479e78cf318dac7af">Client</a>* new_modal = check_modal->findModal(); <a name="l01108"></a>01108 <span class="keywordflow">if</span>( new_modal != NULL && new_modal != check_modal ) <a name="l01109"></a>01109 { <a name="l01110"></a>01110 <span class="keywordflow">if</span>( !new_modal->isManaged()) <a name="l01111"></a>01111 <span class="keywordflow">return</span>; <span class="comment">// postpone check until end of manage()</span> <a name="l01112"></a>01112 workspace()->activateClient( new_modal ); <a name="l01113"></a>01113 } <a name="l01114"></a>01114 check_modal->check_active_modal = <span class="keyword">false</span>; <a name="l01115"></a>01115 } <a name="l01116"></a>01116 } <a name="l01117"></a>01117 <a name="l01118"></a>01118 } <span class="comment">// namespace</span> </pre></div></div> </div></div> </td> </tr> <tr> <td valign="top" id="leftmenu" width="25%"> <a name="navigation"></a> <div class="menu_box"><h2>kwin</h2> <div class="nav_list"> <ul><li><a href="index.html">Main Page</a></li><li><a href="classes.html">Alphabetical List</a></li><li><a href="annotated.html">Class List</a></li><li><a href="files.html">File List</a></li><li><a href="functions.html">Class Members</a></li></ul> <!-- <h2>Class Picker</h2> <div style="text-align: center;"> <form name="guideform"> <select name="guidelinks" style="width:100%;" onChange="window.location=document.guideform.guidelinks.options[document.guideform.guidelinks.selectedIndex].value"> <option value="annotated.html">-- Choose --</option> <option value="classKWinInternal_1_1Client.html">kwininternal::client</option>, </select> </form> </div> --> </div></div> <div class="menu_box"><h2>API Dox</h2> <div class="nav_list"> <ul> <li><a href="../../kate/html/index.html">kate</a></li><li><a href="../../kwin/html/index.html">kwin</a></li><li> <a href="../../kwin/lib/html/index.html">lib</a></li><li><a href="../../libkonq/html/index.html">libkonq</a></li> </ul></div></div> </td> </tr> </table> <span class="doNotDisplay"> <a href="http://www.kde.org/" accesskey="8">KDE Home</a> | <a href="http://accessibility.kde.org/" accesskey="9">KDE Accessibility Home</a> | <a href="http://www.kde.org/media/accesskeys.php" accesskey="0">Description of Access Keys</a> </span> <div style="height: 8px"></div> <div id="footer"> <div id="footer_left"> Maintained by <a href="mailto:groot@kde.org">Adriaan de Groot</a> and <a href="mailto:winter@kde.org">Allen Winter</a>. <br/> KDE and K Desktop Environment are trademarks of <a href="http://www.kde.org/areas/kde-ev/" title="Homepage of the KDE non-profit Organization">KDE e.V.</a> | <a href="http://www.kde.org/contact/impressum.php">Legal</a> </div> <div id="footer_right"><img src="/media/images/footer_right.png" style="margin: 0px" alt="" /></div> </div> <!-- WARNING: DO NOT SEND MAIL TO THE FOLLOWING EMAIL ADDRESS! 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