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174 lines
4.2 KiB
174 lines
4.2 KiB
/*
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* This file is part of the KFTPGrabber project
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*
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* Copyright (C) 2003-2006 by the KFTPGrabber developers
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* Copyright (C) 2003-2006 Jernej Kos <kostko@jweb-network.net>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* is provided AS IS, WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, and
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* NON-INFRINGEMENT. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Steet, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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*
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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#include "locationnavigator.h"
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#include "detailsview.h"
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namespace KFTPWidgets {
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namespace Browser {
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LocationNavigator::Element::Element()
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: m_url(),
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m_currentFilename(),
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m_contentsX(0),
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m_contentsY(0)
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{
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}
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LocationNavigator::Element::Element(const KURL &url)
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: m_url(url),
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m_currentFilename(),
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m_contentsX(0),
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m_contentsY(0)
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{
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}
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LocationNavigator::LocationNavigator(DetailsView *view)
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: m_view(view),
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m_historyIndex(0)
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{
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connect(view, TQ_SIGNAL(contentsMoved(int, int)), this, TQ_SLOT(slotContentsMoved(int, int)));
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}
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void LocationNavigator::setUrl(const KURL &url)
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{
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if (m_historyIndex > 0) {
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const KURL &nextUrl = m_history[m_historyIndex - 1].url();
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if (url == nextUrl) {
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goForward();
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return;
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}
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}
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// Check for duplicates
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const KURL ¤tUrl = m_history[m_historyIndex].url();
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if (currentUrl == url)
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return;
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updateCurrentElement();
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const TQValueListIterator<LocationNavigator::Element> i = m_history.at(m_historyIndex);
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m_history.insert(i, Element(url));
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emit urlChanged(url);
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emit historyChanged();
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// Cleanup history when it becomes too big
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if (m_historyIndex > 100) {
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m_history.erase(m_history.begin());
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m_historyIndex--;
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}
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}
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const KURL& LocationNavigator::url() const
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{
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return m_history[m_historyIndex].url();
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}
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const TQValueList<LocationNavigator::Element> LocationNavigator::history(int &index) const
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{
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index = m_historyIndex;
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return m_history;
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}
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void LocationNavigator::goBack()
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{
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updateCurrentElement();
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const int count = m_history.count();
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if (m_historyIndex < count - 1) {
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m_historyIndex++;
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emit urlChanged(url());
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emit historyChanged();
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}
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}
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void LocationNavigator::goForward()
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{
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if (m_historyIndex > 0) {
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m_historyIndex--;
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emit urlChanged(url());
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emit historyChanged();
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}
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}
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void LocationNavigator::goUp()
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{
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setUrl(url().upURL());
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}
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void LocationNavigator::goHome()
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{
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setUrl(m_homeUrl);
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}
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void LocationNavigator::clear()
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{
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Element element = m_history[m_historyIndex];
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m_history.clear();
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m_historyIndex = 0;
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m_history.append(element);
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}
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void LocationNavigator::slotContentsMoved(int x, int y)
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{
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m_history[m_historyIndex].setContentsX(x);
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m_history[m_historyIndex].setContentsY(y);
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}
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void LocationNavigator::updateCurrentElement()
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{
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const KFileItem *item = m_view->currentFileItem();
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if (item)
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m_history[m_historyIndex].setCurrentFilename(item->name());
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m_history[m_historyIndex].setContentsX(m_view->contentsX());
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m_history[m_historyIndex].setContentsY(m_view->contentsY());
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}
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}
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}
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#include "locationnavigator.moc"
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