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91 lines
3.5 KiB
C++
91 lines
3.5 KiB
C++
/*
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<one line to give the program's name and a brief idea of what it does.>
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Copyright 2010 David Nolden <david.nolden.kdevelop@art-master.de>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "persistentmovingrangeprivate.h"
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#include <interfaces/icore.h>
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#include <interfaces/ilanguagecontroller.h>
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#include <backgroundparser/backgroundparser.h>
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void KDevelop::PersistentMovingRangePrivate::connectTracker()
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{
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Q_ASSERT(m_tracker == 0);
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Q_ASSERT(m_movingRange == 0);
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m_tracker = ICore::self()->languageController()->backgroundParser()->trackerForUrl(m_document);
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if(m_tracker)
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{
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// Create a moving range
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m_movingRange = m_tracker->documentMovingInterface()->newMovingRange(m_range.textRange());
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if (m_shouldExpand)
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m_movingRange->setInsertBehaviors(KTextEditor::MovingRange::ExpandLeft | KTextEditor::MovingRange::ExpandRight);
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connect(m_tracker->document(), SIGNAL(aboutToDeleteMovingInterfaceContent(KTextEditor::Document*)), this, SLOT(aboutToDeleteMovingInterfaceContent()));
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connect(m_tracker->document(), SIGNAL(aboutToInvalidateMovingInterfaceContent(KTextEditor::Document*)), this, SLOT(aboutToInvalidateMovingInterfaceContent()));
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m_movingRange->setAttribute(m_attribte);
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m_movingRange->setZDepth(m_zDepth);
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}
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}
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void KDevelop::PersistentMovingRangePrivate::disconnectTracker()
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{
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Q_ASSERT(m_tracker);
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Q_ASSERT(m_movingRange);
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disconnect(m_tracker->document(), SIGNAL(aboutToDeleteMovingInterfaceContent(KTextEditor::Document*)), this, SLOT(aboutToDeleteMovingInterfaceContent()));
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disconnect(m_tracker->document(), SIGNAL(aboutToInvalidateMovingInterfaceContent(KTextEditor::Document*)), this, SLOT(aboutToInvalidateMovingInterfaceContent()));
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delete m_movingRange;
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m_tracker = 0;
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m_movingRange = 0;
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}
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void KDevelop::PersistentMovingRangePrivate::aboutToInvalidateMovingInterfaceContent()
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{
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if(m_movingRange)
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{
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Q_ASSERT(m_tracker);
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Q_ASSERT(m_movingRange);
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m_valid = false; /// @todo More precise tracking: Why is the document being invalidated? Try
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/// keeping the range alive. DocumentChangeTracker to the rescue.
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delete m_movingRange;
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m_movingRange = 0;
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m_range = SimpleRange::invalid();
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}
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}
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void KDevelop::PersistentMovingRangePrivate::aboutToDeleteMovingInterfaceContent()
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{
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// The whole document is being closed. Map the range back to the last saved revision, and use that.
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updateRangeFromMoving();
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if(m_tracker->diskRevision())
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{
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if(m_movingRange)
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m_range = m_tracker->diskRevision()->transformFromCurrentRevision(m_range).castToSimpleRange();
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}else{
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m_valid = false;
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m_range = SimpleRange::invalid();
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}
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// No need to disconnect, as the document is being deleted. Simply set the referenes to zero.
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delete m_movingRange;
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m_movingRange = 0;
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m_tracker = 0;
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}
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