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<h1>katecmd.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* This file is part of the KDE libraries</span>
<a name="l00002"></a>00002 <span class="comment">   Copyright (C) 2001, 2003 Christoph Cullmann &lt;cullmann@kde.org&gt;</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment">   This library is free software; you can redistribute it and/or</span>
<a name="l00005"></a>00005 <span class="comment">   modify it under the terms of the GNU Library General Public</span>
<a name="l00006"></a>00006 <span class="comment">   License version 2 as published by the Free Software Foundation.</span>
<a name="l00007"></a>00007 <span class="comment"></span>
<a name="l00008"></a>00008 <span class="comment">   This library is distributed in the hope that it will be useful,</span>
<a name="l00009"></a>00009 <span class="comment">   but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00010"></a>00010 <span class="comment">   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span>
<a name="l00011"></a>00011 <span class="comment">   Library General Public License for more details.</span>
<a name="l00012"></a>00012 <span class="comment"></span>
<a name="l00013"></a>00013 <span class="comment">   You should have received a copy of the GNU Library General Public License</span>
<a name="l00014"></a>00014 <span class="comment">   along with this library; see the file COPYING.LIB.  If not, write to</span>
<a name="l00015"></a>00015 <span class="comment">   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00016"></a>00016 <span class="comment">   Boston, MA 02110-1301, USA.</span>
<a name="l00017"></a>00017 <span class="comment">*/</span>
<a name="l00018"></a>00018 
<a name="l00019"></a>00019 <span class="preprocessor">#include "katecmd.h"</span>
<a name="l00020"></a>00020 
<a name="l00021"></a>00021 <span class="preprocessor">#include &lt;kstaticdeleter.h&gt;</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include &lt;kdebug.h&gt;</span>
<a name="l00023"></a>00023 
<a name="l00024"></a>00024 <span class="comment">//BEGIN KateCmd</span>
<a name="l00025"></a>00025 <span class="preprocessor">#define CMD_HIST_LENGTH 256</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span>
<a name="l00027"></a>00027 <a class="code" href="classKateCmd.html">KateCmd</a> *KateCmd::s_self = 0;
<a name="l00028"></a>00028 
<a name="l00029"></a>00029 KateCmd::KateCmd ()
<a name="l00030"></a>00030 {
<a name="l00031"></a>00031 }
<a name="l00032"></a>00032 
<a name="l00033"></a><a class="code" href="classKateCmd.html#a0">00033</a> <a class="code" href="classKateCmd.html#a0">KateCmd::~KateCmd</a> ()
<a name="l00034"></a>00034 {
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036 
<a name="l00037"></a><a class="code" href="classKateCmd.html#a1">00037</a> <span class="keywordtype">bool</span> <a class="code" href="classKateCmd.html#a1">KateCmd::registerCommand</a> (<a class="code" href="classKate_1_1Command.html">Kate::Command</a> *cmd)
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039   <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> l = cmd-&gt;<a class="code" href="classKate_1_1Command.html#a2">cmds</a> ();
<a name="l00040"></a>00040 
<a name="l00041"></a>00041   <span class="keywordflow">for</span> (uint z=0; z&lt;l.count(); z++)
<a name="l00042"></a>00042     <span class="keywordflow">if</span> (m_dict[l[z]])
<a name="l00043"></a>00043       <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00044"></a>00044 
<a name="l00045"></a>00045   <span class="keywordflow">for</span> (uint z=0; z&lt;l.count(); z++) {
<a name="l00046"></a>00046     m_dict.<a class="codeRef" doxygen="qt.tag:" href="qdict.html#insert">insert</a> (l[z], cmd);
<a name="l00047"></a>00047     <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gga6">kdDebug</a>()&lt;&lt;<span class="stringliteral">"Inserted command:"</span>&lt;&lt;l[z]&lt;&lt;<a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gga3">endl</a>;
<a name="l00048"></a>00048   }
<a name="l00049"></a>00049 
<a name="l00050"></a>00050   m_cmds += l;
<a name="l00051"></a>00051 
<a name="l00052"></a>00052   <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00053"></a>00053 }
<a name="l00054"></a>00054 
<a name="l00055"></a><a class="code" href="classKateCmd.html#a2">00055</a> <span class="keywordtype">bool</span> <a class="code" href="classKateCmd.html#a2">KateCmd::unregisterCommand</a> (<a class="code" href="classKate_1_1Command.html">Kate::Command</a> *cmd)
<a name="l00056"></a>00056 {
<a name="l00057"></a>00057   <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> l;
<a name="l00058"></a>00058   <a class="codeRef" doxygen="qt.tag:" href="qdictiterator.html">QDictIterator&lt;Kate::Command&gt;</a> it(m_dict);
<a name="l00059"></a>00059   <span class="keywordflow">for</span>( ; it.<a class="codeRef" doxygen="qt.tag:" href="qdictiterator.html#current">current</a>(); ++it )
<a name="l00060"></a>00060     <span class="keywordflow">if</span> (it.<a class="codeRef" doxygen="qt.tag:" href="qdictiterator.html#current">current</a>()==cmd) l&lt;&lt;it.<a class="codeRef" doxygen="qt.tag:" href="qdictiterator.html#currentKey">currentKey</a>();
<a name="l00061"></a>00061   <span class="keywordflow">for</span> ( QStringList::Iterator it1 = l.begin(); it1 != l.end(); ++it1 ) {
<a name="l00062"></a>00062     m_dict.<a class="codeRef" doxygen="qt.tag:" href="qdict.html#remove">remove</a>(*it1);
<a name="l00063"></a>00063     <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gga6">kdDebug</a>()&lt;&lt;<span class="stringliteral">"Removed command:"</span>&lt;&lt;*it1&lt;&lt;<a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/group__kdebug.html#gga3">endl</a>;
<a name="l00064"></a>00064   }
<a name="l00065"></a>00065   <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00066"></a>00066 }
<a name="l00067"></a>00067 
<a name="l00068"></a><a class="code" href="classKateCmd.html#a3">00068</a> <a class="code" href="classKate_1_1Command.html">Kate::Command</a> *<a class="code" href="classKateCmd.html#a3">KateCmd::queryCommand</a> (<span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> &amp;cmd)
<a name="l00069"></a>00069 {
<a name="l00070"></a>00070   <span class="comment">// a command can be named ".*[\w\-]+" with the constrain that it must</span>
<a name="l00071"></a>00071   <span class="comment">// contain at least one letter.</span>
<a name="l00072"></a>00072   uint f = 0;
<a name="l00073"></a>00073   <span class="keywordtype">bool</span> b = <span class="keyword">false</span>;
<a name="l00074"></a>00074   <span class="keywordflow">for</span> ( ; f &lt; cmd.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#length">length</a>(); f++ )
<a name="l00075"></a>00075   {
<a name="l00076"></a>00076     <span class="keywordflow">if</span> ( cmd[f].isLetter() )
<a name="l00077"></a>00077       b = <span class="keyword">true</span>;
<a name="l00078"></a>00078     <span class="keywordflow">if</span> ( b &amp;&amp; ( ! cmd[f].isLetterOrNumber() &amp;&amp; cmd[f] != <span class="charliteral">'-'</span> &amp;&amp; cmd[f] != <span class="charliteral">'_'</span> ) )
<a name="l00079"></a>00079       <span class="keywordflow">break</span>;
<a name="l00080"></a>00080   }
<a name="l00081"></a>00081   <span class="keywordflow">return</span> m_dict[cmd.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#left">left</a>(f)];
<a name="l00082"></a>00082 }
<a name="l00083"></a>00083 
<a name="l00084"></a><a class="code" href="classKateCmd.html#a4">00084</a> <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> <a class="code" href="classKateCmd.html#a4">KateCmd::cmds</a> ()
<a name="l00085"></a>00085 {
<a name="l00086"></a>00086   <span class="keywordflow">return</span> m_cmds;
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088 
<a name="l00089"></a>00089 <span class="keyword">static</span> <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKStaticDeleter.html">KStaticDeleter&lt;KateCmd&gt;</a> sdCmd;
<a name="l00090"></a>00090 
<a name="l00091"></a><a class="code" href="classKateCmd.html#e0">00091</a> <a class="code" href="classKateCmd.html">KateCmd</a> *<a class="code" href="classKateCmd.html#e0">KateCmd::self</a> ()
<a name="l00092"></a>00092 {
<a name="l00093"></a>00093   <span class="keywordflow">if</span> (!s_self)
<a name="l00094"></a>00094     sdCmd.<a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKStaticDeleter.html#a1">setObject</a>(s_self, <span class="keyword">new</span> <a class="code" href="classKateCmd.html">KateCmd</a> ());
<a name="l00095"></a>00095 
<a name="l00096"></a>00096   <span class="keywordflow">return</span> s_self;
<a name="l00097"></a>00097 }
<a name="l00098"></a>00098 
<a name="l00099"></a><a class="code" href="classKateCmd.html#a5">00099</a> <span class="keywordtype">void</span> <a class="code" href="classKateCmd.html#a5">KateCmd::appendHistory</a>( <span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> &amp;cmd )
<a name="l00100"></a>00100 {
<a name="l00101"></a>00101   <span class="keywordflow">if</span> ( !m_history.isEmpty() &amp;&amp; m_history.last() == cmd )
<a name="l00102"></a>00102     <span class="keywordflow">return</span>;
<a name="l00103"></a>00103 
<a name="l00104"></a>00104   <span class="keywordflow">if</span> ( m_history.count() == CMD_HIST_LENGTH )
<a name="l00105"></a>00105     m_history.remove( m_history.first() );
<a name="l00106"></a>00106 
<a name="l00107"></a>00107   m_history.append( cmd );
<a name="l00108"></a>00108 }
<a name="l00109"></a>00109 
<a name="l00110"></a><a class="code" href="classKateCmd.html#a6">00110</a> <span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> <a class="code" href="classKateCmd.html#a6">KateCmd::fromHistory</a>( uint index )<span class="keyword"> const</span>
<a name="l00111"></a>00111 <span class="keyword"></span>{
<a name="l00112"></a>00112   <span class="keywordflow">if</span> ( index &gt; m_history.count() - 1 )
<a name="l00113"></a>00113     <span class="keywordflow">return</span> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a>();
<a name="l00114"></a>00114   <span class="keywordflow">return</span> m_history[ index ];
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116 <span class="comment">//END KateCmd</span>
<a name="l00117"></a>00117 
<a name="l00118"></a>00118 <span class="comment">//BEGIN KateCmdShellCompletion</span>
<a name="l00119"></a>00119 <span class="comment">/*</span>
<a name="l00120"></a>00120 <span class="comment">   A lot of the code in the below class is copied from</span>
<a name="l00121"></a>00121 <span class="comment">   kdelibs/kio/kio/kshellcompletion.cpp</span>
<a name="l00122"></a>00122 <span class="comment">   Copyright (C) 2000 David Smith &lt;dsmith@algonet.se&gt;</span>
<a name="l00123"></a>00123 <span class="comment">   Copyright (C) 2004 Anders Lund &lt;anders@alweb.dk&gt;</span>
<a name="l00124"></a>00124 <span class="comment">*/</span>
<a name="l00125"></a><a class="code" href="classKateCmdShellCompletion.html#a0">00125</a> <a class="code" href="classKateCmdShellCompletion.html#a0">KateCmdShellCompletion::KateCmdShellCompletion</a>()
<a name="l00126"></a>00126   : <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKCompletion.html">KCompletion</a>()
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128   m_word_break_char = <span class="charliteral">' '</span>;
<a name="l00129"></a>00129   m_quote_char1 = <span class="charliteral">'\"'</span>;
<a name="l00130"></a>00130   m_quote_char2 = <span class="charliteral">'\''</span>;
<a name="l00131"></a>00131   m_escape_char = <span class="charliteral">'\\'</span>;
<a name="l00132"></a>00132 }
<a name="l00133"></a>00133 
<a name="l00134"></a><a class="code" href="classKateCmdShellCompletion.html#a1">00134</a> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> <a class="code" href="classKateCmdShellCompletion.html#a1">KateCmdShellCompletion::makeCompletion</a>( <span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> &amp;text )
<a name="l00135"></a>00135 {
<a name="l00136"></a>00136         <span class="comment">// Split text at the last unquoted space</span>
<a name="l00137"></a>00137   <span class="comment">//</span>
<a name="l00138"></a>00138   splitText(text, m_text_start, m_text_compl);
<a name="l00139"></a>00139 
<a name="l00140"></a>00140   <span class="comment">// Make completion on the last part of text</span>
<a name="l00141"></a>00141   <span class="comment">//</span>
<a name="l00142"></a>00142   <span class="keywordflow">return</span> <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKCompletion.html#a2">KCompletion::makeCompletion</a>( m_text_compl );
<a name="l00143"></a>00143 }
<a name="l00144"></a>00144 
<a name="l00145"></a><a class="code" href="classKateCmdShellCompletion.html#b0">00145</a> <span class="keywordtype">void</span> <a class="code" href="classKateCmdShellCompletion.html#b0">KateCmdShellCompletion::postProcessMatch</a>( <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> *match )<span class="keyword"> const</span>
<a name="l00146"></a>00146 <span class="keyword"></span>{
<a name="l00147"></a>00147   <span class="keywordflow">if</span> ( match-&gt;<a class="codeRef" doxygen="qt.tag:" href="qstring.html#isNull">isNull</a>() )
<a name="l00148"></a>00148     <span class="keywordflow">return</span>;
<a name="l00149"></a>00149 
<a name="l00150"></a>00150   match-&gt;<a class="codeRef" doxygen="qt.tag:" href="qstring.html#prepend">prepend</a>( m_text_start );
<a name="l00151"></a>00151 }
<a name="l00152"></a>00152 
<a name="l00153"></a><a class="code" href="classKateCmdShellCompletion.html#b1">00153</a> <span class="keywordtype">void</span> <a class="code" href="classKateCmdShellCompletion.html#b1">KateCmdShellCompletion::postProcessMatches</a>( <a class="codeRef" doxygen="qt.tag:" href="qstringlist.html">QStringList</a> *matches )<span class="keyword"> const</span>
<a name="l00154"></a>00154 <span class="keyword"></span>{
<a name="l00155"></a>00155   <span class="keywordflow">for</span> ( QStringList::Iterator it = matches-&gt;begin();
<a name="l00156"></a>00156         it != matches-&gt;end(); it++ )
<a name="l00157"></a>00157     <span class="keywordflow">if</span> ( !(*it).isNull() )
<a name="l00158"></a>00158       (*it).prepend( m_text_start );
<a name="l00159"></a>00159 }
<a name="l00160"></a>00160 
<a name="l00161"></a><a class="code" href="classKateCmdShellCompletion.html#b2">00161</a> <span class="keywordtype">void</span> <a class="code" href="classKateCmdShellCompletion.html#b1">KateCmdShellCompletion::postProcessMatches</a>( <a class="codeRef" doxygen="kdecore.tag:../../kdecore/html/" href="../../kdecore/html/classKCompletionMatches.html">KCompletionMatches</a> *matches )<span class="keyword"> const</span>
<a name="l00162"></a>00162 <span class="keyword"></span>{
<a name="l00163"></a>00163   <span class="keywordflow">for</span> ( <a class="codeRef" doxygen="qt.tag:" href="qvaluelist.html#Iterator">KCompletionMatches::Iterator</a> it = matches-&gt;<a class="codeRef" doxygen="qt.tag:" href="qvaluelist.html#begin">begin</a>();
<a name="l00164"></a>00164         it != matches-&gt;<a class="codeRef" doxygen="qt.tag:" href="qvaluelist.html#end">end</a>(); it++ )
<a name="l00165"></a>00165     <span class="keywordflow">if</span> ( !(*it).value().isNull() )
<a name="l00166"></a>00166       (*it).value().prepend( m_text_start );
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 
<a name="l00169"></a>00169 <span class="keywordtype">void</span> KateCmdShellCompletion::splitText(<span class="keyword">const</span> <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> &amp;text, <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> &amp;text_start,
<a name="l00170"></a>00170                                  <a class="codeRef" doxygen="qt.tag:" href="qstring.html">QString</a> &amp;text_compl)<span class="keyword"> const</span>
<a name="l00171"></a>00171 <span class="keyword"></span>{
<a name="l00172"></a>00172   <span class="keywordtype">bool</span> in_quote = <span class="keyword">false</span>;
<a name="l00173"></a>00173   <span class="keywordtype">bool</span> escaped = <span class="keyword">false</span>;
<a name="l00174"></a>00174   <a class="codeRef" doxygen="qt.tag:" href="qchar.html">QChar</a> p_last_quote_char;
<a name="l00175"></a>00175   <span class="keywordtype">int</span> last_unquoted_space = -1;
<a name="l00176"></a>00176   <span class="keywordtype">int</span> end_space_len = 0;
<a name="l00177"></a>00177 
<a name="l00178"></a>00178   <span class="keywordflow">for</span> (uint pos = 0; pos &lt; text.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#length">length</a>(); pos++) {
<a name="l00179"></a>00179 
<a name="l00180"></a>00180     end_space_len = 0;
<a name="l00181"></a>00181 
<a name="l00182"></a>00182     <span class="keywordflow">if</span> ( escaped ) {
<a name="l00183"></a>00183       escaped = <span class="keyword">false</span>;
<a name="l00184"></a>00184     }
<a name="l00185"></a>00185     <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( in_quote &amp;&amp; text[pos] == p_last_quote_char ) {
<a name="l00186"></a>00186       in_quote = <span class="keyword">false</span>;
<a name="l00187"></a>00187     }
<a name="l00188"></a>00188     <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( !in_quote &amp;&amp; text[pos] == m_quote_char1 ) {
<a name="l00189"></a>00189       p_last_quote_char = m_quote_char1;
<a name="l00190"></a>00190       in_quote = <span class="keyword">true</span>;
<a name="l00191"></a>00191     }
<a name="l00192"></a>00192     <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( !in_quote &amp;&amp; text[pos] == m_quote_char2 ) {
<a name="l00193"></a>00193       p_last_quote_char = m_quote_char2;
<a name="l00194"></a>00194       in_quote = <span class="keyword">true</span>;
<a name="l00195"></a>00195     }
<a name="l00196"></a>00196     <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( text[pos] == m_escape_char ) {
<a name="l00197"></a>00197       escaped = <span class="keyword">true</span>;
<a name="l00198"></a>00198     }
<a name="l00199"></a>00199     <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( !in_quote &amp;&amp; text[pos] == m_word_break_char ) {
<a name="l00200"></a>00200 
<a name="l00201"></a>00201       end_space_len = 1;
<a name="l00202"></a>00202 
<a name="l00203"></a>00203       <span class="keywordflow">while</span> ( pos+1 &lt; text.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#length">length</a>() &amp;&amp; text[pos+1] == m_word_break_char ) {
<a name="l00204"></a>00204         end_space_len++;
<a name="l00205"></a>00205         pos++;
<a name="l00206"></a>00206       }
<a name="l00207"></a>00207 
<a name="l00208"></a>00208       <span class="keywordflow">if</span> ( pos+1 == text.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#length">length</a>() )
<a name="l00209"></a>00209         <span class="keywordflow">break</span>;
<a name="l00210"></a>00210 
<a name="l00211"></a>00211       last_unquoted_space = pos;
<a name="l00212"></a>00212     }
<a name="l00213"></a>00213   }
<a name="l00214"></a>00214 
<a name="l00215"></a>00215   text_start = text.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#left">left</a>( last_unquoted_space + 1 );
<a name="l00216"></a>00216 
<a name="l00217"></a>00217   <span class="comment">// the last part without trailing blanks</span>
<a name="l00218"></a>00218   text_compl = text.<a class="codeRef" doxygen="qt.tag:" href="qstring.html#mid">mid</a>( last_unquoted_space + 1 );
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220 
<a name="l00221"></a>00221 <span class="comment">//END KateCmdShellCompletion</span>
<a name="l00222"></a>00222 
<a name="l00223"></a>00223 
</pre></div>    </div></div>


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