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Kate

kateviglobal.cpp

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00001 /* This file is part of the KDE libraries
00002  * Copyright (C) 2008 Erlend Hamberg <ehamberg@gmail.com>
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Library General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2 of the License, or (at your option) version 3.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Library General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Library General Public License
00015  * along with this library; see the file COPYING.LIB.  If not, write to
00016  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017  * Boston, MA 02110-1301, USA.
00018  */
00019 
00020 #include "kateviglobal.h"
00021 
00022 #include "kdebug.h"
00023 #include <QApplication>
00024 #include <QClipboard>
00025 
00026 KateViGlobal::KateViGlobal()
00027 {
00028   m_numberedRegisters = new QList<QString>;
00029   m_registers = new QMap<QChar, QString>;
00030 }
00031 
00032 KateViGlobal::~KateViGlobal()
00033 {
00034   delete m_numberedRegisters;
00035   delete m_registers;
00036 }
00037 
00038 QString KateViGlobal::getRegisterContent( const QChar &reg ) const
00039 {
00040   QString regContent;
00041   QChar _reg = ( reg != '"' ? reg : m_defaultRegister );
00042 
00043   if ( _reg >= '1' && _reg <= '9' ) { // numbered register
00044     regContent = m_numberedRegisters->at( QString( _reg ).toInt()-1 );
00045   } else if ( _reg == '+' ) { // system clipboard register
00046       regContent = QApplication::clipboard()->text( QClipboard::Clipboard );
00047   } else if ( _reg == '*' ) { // system selection register
00048       regContent = QApplication::clipboard()->text( QClipboard::Selection );
00049   } else { // regular, named register
00050     if ( m_registers->contains( _reg ) ) {
00051       regContent = m_registers->value( _reg );
00052     }
00053   }
00054 
00055   return regContent;
00056 }
00057 
00058 void KateViGlobal::addToNumberedRegister( const QString &text )
00059 {
00060   if ( m_numberedRegisters->size() == 9 ) {
00061     m_numberedRegisters->removeLast();
00062   }
00063 
00064   // register 0 is used for the last yank command, so insert at position 1
00065   m_numberedRegisters->prepend( text );
00066 
00067   kDebug( 13070 ) << "Register 1-9:";
00068   for ( int i = 0; i < m_numberedRegisters->size(); i++ ) {
00069       kDebug( 13070 ) << "\t Register " << i+1 << ": " << m_numberedRegisters->at( i );
00070   }
00071 }
00072 
00073 void KateViGlobal::fillRegister( const QChar &reg, const QString &text )
00074 {
00075   // the specified register is the "black hole register", don't do anything
00076   if ( reg == '_' ) {
00077     return;
00078   }
00079 
00080   if ( reg >= '1' && reg <= '9' ) { // "kill ring" registers
00081     addToNumberedRegister( text );
00082   } else if ( reg == '+' ) { // system clipboard register
00083       QApplication::clipboard()->setText( text,  QClipboard::Clipboard );
00084   } else if ( reg == '*' ) { // system selection register
00085       QApplication::clipboard()->setText( text, QClipboard::Selection );
00086   } else {
00087     m_registers->insert( reg, text );
00088   }
00089 
00090   kDebug( 13070 ) << "Register " << reg << " set to " << getRegisterContent( reg );
00091 
00092   if ( reg == '0' || reg == '1' || reg == '-' ) {
00093     m_defaultRegister = reg;
00094     kDebug( 13070 ) << "Register " << '"' << " set to point to \"" << reg;
00095   }
00096 }
00097 

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