Initial import

1 files changed, 380 insertions, 0 deletions

diff --git a/src/documentsourceview.cpp b/src/documentsourceview.cpp
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+/***************************************************************************
+*   Copyright (C) 2004-2009 by Thomas Fischer                             *
+*   [email protected]                                             *
+*                                                                         *
+*   This program is free software; you can redistribute it and/or modify  *
+*   it under the terms of the GNU General Public License as published by  *
+*   the Free Software Foundation; either version 2 of the License, or     *
+*   (at your option) any later version.                                   *
+*                                                                         *
+*   This program is distributed in the hope that it will be useful,       *
+*   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+*   GNU General Public License for more details.                          *
+*                                                                         *
+*   You should have received a copy of the GNU General Public License     *
+*   along with this program; if not, write to the                         *
+*   Free Software Foundation, Inc.,                                       *
+*   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+***************************************************************************/
+#include <qbuffer.h>
+#include <qlayout.h>
+#include <qfile.h>
+
+#include <klibloader.h>
+#include <kxmlguifactory.h>
+#include <kapplication.h>
+#include <klibloader.h>
+#include <kfinddialog.h>
+#include <kdebug.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <ktrader.h>
+#include <kmimetype.h>
+#include <kservice.h>
+#include <kprogress.h>
+#include <kparts/componentfactory.h>
+#include <ktexteditor/configinterface.h>
+#include <ktexteditor/editorchooser.h>
+#include <ktexteditor/undointerface.h>
+
+#include <fileexporterbibtex.h>
+#include <fileimporterbibtex.h>
+#include <settings.h>
+#include "documentsourceview.h"
+
+namespace KBibTeX
+{
+
+    DocumentSourceView::DocumentSourceView( KBibTeX::DocumentWidget *docWidget, bool isReadOnly, QWidget *parent, const char *name )
+            : QWidget( parent, name ), m_isReadOnly( isReadOnly ), m_docWidget( docWidget ), m_bibtexFile( NULL ), m_document( NULL ), m_view( NULL ), m_progDlg( NULL )
+    {
+        setupGUI();
+
+        readConfig();
+    }
+
+    DocumentSourceView::~DocumentSourceView()
+    {
+        kapp->config() ->sync();
+    }
+
+    /**
+     * Copy the selected text to the clipboard
+     */
+    void DocumentSourceView::copy()
+    {
+        KTextEditor::ClipboardInterface * clip = dynamic_cast<KTextEditor::ClipboardInterface*>( m_view );
+        if ( clip )
+            clip->copy();
+    }
+
+    /**
+     * Cut the selected text to the clipboard
+     */
+    void DocumentSourceView::cut()
+    {
+        KTextEditor::ClipboardInterface * clip = dynamic_cast<KTextEditor::ClipboardInterface*>( m_view );
+        if ( clip )
+            clip->cut();
+    }
+
+    /**
+     * Paste the clipboard's content into the document
+     */
+    bool DocumentSourceView::paste()
+    {
+        KTextEditor::ClipboardInterface * clip = dynamic_cast<KTextEditor::ClipboardInterface*>( m_view );
+        if ( clip )
+        {
+            clip->paste();
+            return TRUE;
+        }
+        else
+            return FALSE;
+    }
+
+    /**
+     * Paste a line of text into the document at the designated position
+     */
+    void DocumentSourceView::insertLines( const QString& text, int line )
+    {
+        m_editInterface->insertLine( line < 0 ? m_editInterface->numLines() : ( uint ) line, text );
+
+        KTextEditor::ViewCursorInterface * cursorIf = dynamic_cast<KTextEditor::ViewCursorInterface*>( m_view );
+        if ( cursorIf )
+            cursorIf->setCursorPosition( line < 0 ? m_editInterface->numLines() - 1 : ( uint ) line, 0 );
+    }
+
+    void DocumentSourceView::selectAll()
+    {
+        KTextEditor::SelectionInterface * selI = dynamic_cast<KTextEditor::SelectionInterface*>( m_view );
+        if ( selI )
+            selI->selectAll();
+    }
+
+    void DocumentSourceView::setReadOnly( bool isReadOnly )
+    {
+        m_isReadOnly = isReadOnly;
+        m_document->setReadWrite( !m_isReadOnly );
+    }
+
+    void DocumentSourceView::setFactory( KXMLGUIFactory *factory, KXMLGUIClient * client )
+    {
+        KTextEditor::PopupMenuInterface * popupInterface = dynamic_cast<KTextEditor::PopupMenuInterface*>( m_view );
+        popupInterface->installPopup(( QPopupMenu* )( factory ->container( "ktexteditor_popup", client ) ) );
+    }
+
+    void DocumentSourceView::configureEditor()
+    {
+        KTextEditor::ConfigInterface * conf = KTextEditor::configInterface( m_document );
+        if ( !conf )
+        {
+            kdDebug() << "*** No KTextEditor::ConfigInterface for part!" << endl;
+            return ;
+        }
+
+        // show the modal config dialog for this part if it has a ConfigInterface
+        conf->configDialog();
+        conf->writeConfig();
+    }
+
+    void DocumentSourceView::undo()
+    {
+        KTextEditor::UndoInterface * undoIf = dynamic_cast<KTextEditor::UndoInterface*>( m_document );
+        if ( undoIf != NULL )
+            undoIf->undo();
+        else
+            kdDebug() << "Cannot determine undo interface" << endl;
+    }
+
+    void DocumentSourceView::find()
+    {
+        KFindDialog dlg( TRUE, this );
+        dlg.setFindHistory( m_findHistory );
+        dlg.setHasSelection( FALSE );
+#if KDE_IS_VERSION(3,4,0)
+        dlg.setSupportsWholeWordsFind( FALSE );
+        dlg.setSupportsBackwardsFind( FALSE );
+        dlg.setSupportsCaseSensitiveFind( FALSE );
+        dlg.setSupportsRegularExpressionFind( FALSE );
+#endif
+        if ( dlg.exec() == QDialog::Accepted )
+        {
+            m_lastSearchTerm = dlg.pattern();
+            m_findHistory = dlg.findHistory();
+
+
+
+            KTextEditor::ViewCursorInterface * cursorIf = dynamic_cast<KTextEditor::ViewCursorInterface*>( m_view );
+
+            if ( cursorIf )
+            {
+                unsigned int fromLine = 0;
+                unsigned int fromCol = 0;
+                if ( dlg.options() && KFindDialog::FromCursor )
+                {
+                    cursorIf->cursorPosition( &fromLine, &fromCol );
+                    fromCol++;
+                }
+
+                search( fromLine, fromCol );
+            }
+            else
+                kdDebug() << "Failed to instantiate ViewCursorInterface, SearchInterface, or SelectionInterface" << endl;
+        }
+    }
+
+    void DocumentSourceView::findNext()
+    {
+        if ( m_lastSearchTerm.isEmpty() )
+            find();
+        else
+        {
+            KTextEditor::ViewCursorInterface * cursorIf = dynamic_cast<KTextEditor::ViewCursorInterface*>( m_view );
+
+            if ( cursorIf )
+            {
+                unsigned int fromLine = 0;
+                unsigned int fromCol = 0;
+                cursorIf->cursorPosition( &fromLine, &fromCol );
+
+                search( fromLine, fromCol );
+            }
+            else
+                kdDebug() << "Failed to instantiate ViewCursorInterface, SearchInterface, or SelectionInterface" << endl;
+        }
+    }
+
+    bool DocumentSourceView::setBibTeXFile( BibTeX::File *bibtexFile )
+    {
+        Settings * settings = Settings::self();
+
+        bool result = FALSE;
+        m_progDlg = new KProgressDialog( this, NULL, i18n( "Source View" ), i18n( "Converting BibTeX document to plain text ..." ), true );
+        m_progDlg->setAllowCancel( false );
+        kapp->processEvents();
+
+        QBuffer buffer;
+        buffer.open( IO_WriteOnly );
+        BibTeX::FileExporterBibTeX * exporter = new BibTeX::FileExporterBibTeX();
+        connect( exporter, SIGNAL( progress( int, int ) ), this, SLOT( updateProgress( int, int ) ) );
+        exporter->setStringDelimiter( settings->fileIO_BibtexStringOpenDelimiter, settings->fileIO_BibtexStringCloseDelimiter );
+        exporter->setKeywordCasing( settings->fileIO_KeywordCasing );
+        exporter->setEncoding( "latex" );
+        exporter->setEnclosingCurlyBrackets( settings->fileIO_EnclosingCurlyBrackets );
+        result = exporter->save( &buffer, bibtexFile );
+        delete exporter;
+        buffer.close();
+
+        if ( result )
+        {
+            kapp->processEvents();
+            buffer.open( IO_ReadOnly );
+            QTextStream in( &buffer );
+            in.setEncoding( QTextStream::UnicodeUTF8 );
+            QString text = in.read();
+            buffer.close();
+
+            if ( m_editInterface )
+            {
+                kapp->processEvents();
+                // very strange: to set the text, you have to set
+                // readwrite to TRUE...
+                m_document->setReadWrite( TRUE );
+                m_editInterface->setText( text );
+                m_document->setReadWrite( !m_isReadOnly );
+            }
+
+            m_bibtexFile = bibtexFile;
+        }
+
+        kapp->processEvents();
+        delete m_progDlg;
+
+        return result;
+    }
+
+    BibTeX::File* DocumentSourceView::getBibTeXFile()
+    {
+        if ( m_editInterface )
+        {
+            QBuffer buffer;
+
+            buffer.open( IO_WriteOnly );
+            QTextStream stream( &buffer );
+            stream.setEncoding( QTextStream::UnicodeUTF8 );
+            stream << m_editInterface->text();
+            buffer.close();
+
+            Settings * settings = Settings::self( m_bibtexFile );
+
+            buffer.open( IO_ReadOnly );
+            BibTeX::FileImporter *importer = new BibTeX::FileImporterBibTeX( settings->editing_FirstNameFirst );
+            BibTeX::File *result = importer->load( &buffer );
+            delete importer;
+            buffer.close();
+
+            return result;
+        }
+
+        return NULL;
+    }
+
+    void DocumentSourceView::focusInEvent( QFocusEvent* /*event*/ )
+    {
+        if ( m_view != NULL )
+            m_view->setFocus();
+    }
+
+    void DocumentSourceView::setupGUI()
+    {
+        // create the Kate::Document
+        m_document = Kate::createDocument( this, "Kate::Document" );
+
+        m_view = ( Kate::View * ) m_document->createView( this, 0L );
+        m_editInterface = editInterface( m_document );
+        m_document->setReadWrite( !m_isReadOnly );
+        if ( !m_isReadOnly )
+            connect( m_document, SIGNAL( textChanged() ), this, SIGNAL( modified() ) );
+        QBoxLayout * layout = new QVBoxLayout( this );
+        layout->addWidget( static_cast<QWidget*>( m_view ) );
+
+        int c = m_document->hlModeCount() ;
+        int hlIdx = -1;
+        for ( int i = 0; i < c; i++ )
+            if ( m_document->hlModeName( i ) .compare( "BibTeX" ) == 0 )
+            {
+                hlIdx = i;
+                break;
+            }
+        if ( hlIdx > -1 )
+            m_document-> setHlMode( hlIdx );
+    }
+
+    void DocumentSourceView::readConfig()
+    {
+        KConfig * config = kapp->config();
+        readConfig( config );
+    }
+
+    void DocumentSourceView::writeConfig()
+    {
+        KConfig * config = kapp->config();
+        writeConfig( config );
+    }
+
+    void DocumentSourceView::readConfig( KConfig *config )
+    {
+        if ( m_view )
+        {
+            KTextEditor::ConfigInterface * conf = KTextEditor::configInterface( m_document );
+            if ( conf )
+                conf->readConfig( config );
+        }
+    }
+
+    void DocumentSourceView::writeConfig( KConfig *config )
+    {
+        if ( m_view )
+        {
+            KTextEditor::ConfigInterface * conf = KTextEditor::configInterface( m_document );
+            if ( conf )
+                conf->writeConfig( config );
+        }
+        config->sync();
+    }
+
+    void DocumentSourceView::search( int fromLine, int fromCol )
+    {
+        unsigned int foundAtLine, foundAtCol, matchLen;
+
+        KTextEditor::SearchInterface * searchIf = KTextEditor::searchInterface( m_document );
+        KTextEditor::SelectionInterface *selectionIf = KTextEditor::selectionInterface( m_document );
+        KTextEditor::ViewCursorInterface * cursorIf = dynamic_cast<KTextEditor::ViewCursorInterface*>( m_view );
+
+        do
+        {
+            bool result = searchIf->searchText( fromLine, fromCol, m_lastSearchTerm, &foundAtLine, &foundAtCol, &matchLen, FALSE );
+            if ( result )
+            {
+                selectionIf->setSelection( foundAtLine, foundAtCol, foundAtLine, foundAtCol + matchLen );
+                cursorIf->setCursorPositionReal( foundAtLine, foundAtCol + matchLen );
+                break;
+            }
+
+            fromLine = 0;
+            fromCol = 0;
+        }
+        while ( KMessageBox::questionYesNo( this, QString( i18n( "Could not find text '%1' in the document.\nStart from the beginning?" ) ).arg( m_lastSearchTerm ), i18n( "Find text in source view" ), KGuiItem( i18n( "Restart search" ) ) ) == KMessageBox::Yes );
+    }
+
+    void DocumentSourceView::updateProgress( int current, int total )
+    {
+        m_progDlg->progressBar()->setTotalSteps( total );
+        m_progDlg->progressBar()->setValue( current );
+        kapp->processEvents();
+    }
+
+}
+#include "documentsourceview.moc"