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211 lines
5.3 KiB
211 lines
5.3 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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#ifndef KFTPWIDGETS_BROWSERLOCATIONNAVIGATOR_H
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#define KFTPWIDGETS_BROWSERLOCATIONNAVIGATOR_H
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#include <tqobject.h>
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#include <tqvaluelist.h>
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#include <kurl.h>
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namespace KFTPWidgets {
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namespace Browser {
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class DetailsView;
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/**
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* This class contains the current navigational history and enables
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* moving through it.
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*
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* @author Jernej Kos
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*/
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class LocationNavigator : public TQObject {
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Q_OBJECT
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public:
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/**
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* An Element instance represents one history element. The class contains
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* information about the URL, the selected item and the contents position.
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*/
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class Element {
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public:
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/**
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* Class constructor.
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*/
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Element();
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/**
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* Class constructor.
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*
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* @param url Element's URL
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*/
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Element(const KURL &url);
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/**
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* Returns the element's URL.
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*/
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const KURL &url() const { return m_url; }
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/**
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* Set currently selected filename.
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*
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* @param filename The filename of the currently selected item
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*/
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void setCurrentFilename(const TQString &filename) { m_currentFilename = filename; }
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/**
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* Returns the selected filename.
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*/
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const TQString ¤tFilename() const { return m_currentFilename; }
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/**
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* Set current contents X position.
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*
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* @param x Contents X position
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*/
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void setContentsX(int x) { m_contentsX = x; }
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/**
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* Returns the saved contents X position.
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*/
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int contentsX() const { return m_contentsX; }
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/**
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* Set current contents Y position.
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*
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* @param y Contents Y position
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*/
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void setContentsY(int y) { m_contentsY = y; }
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/**
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* Returns the saved contents Y position.
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*/
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int contentsY() const { return m_contentsY; }
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private:
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KURL m_url;
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TQString m_currentFilename;
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int m_contentsX;
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int m_contentsY;
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};
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/**
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* Class constructor.
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*
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* @param view Parent view
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*/
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LocationNavigator(DetailsView *view);
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/**
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* Set a new current URL. Calling this will emit the urlChanged signal.
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*
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* @param url Wanted URL
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*/
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void setUrl(const KURL &url);
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/**
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* Returns the current URL.
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*/
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const KURL &url() const;
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/**
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* Returns the current history elements.
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*
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* @param index Variable to save the current history position to
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* @return Current history element list
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*/
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const TQValueList<Element> history(int &index) const;
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/**
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* Go one history hop back.
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*/
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void goBack();
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/**
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* Go one history hop forward.
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*/
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void goForward();
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/**
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* Go up in the directory structure.
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*/
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void goUp();
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/**
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* Go the the predefined home URL.
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*/
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void goHome();
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/**
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* Set the home URL.
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*
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* @param url URL to use as home URL
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*/
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void setHomeUrl(const KURL &url) { m_homeUrl = url; }
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/**
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* Clear current history.
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*/
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void clear();
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signals:
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/**
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* This signal is emitted whenever the current URL changes.
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*
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* @param url The new URL
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*/
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void urlChanged(const KURL &url);
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/**
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* This signal is emitted whenever the history is updated.
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*/
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void historyChanged();
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private slots:
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void slotContentsMoved(int x, int y);
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private:
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DetailsView *m_view;
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int m_historyIndex;
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TQValueList<Element> m_history;
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KURL m_homeUrl;
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void updateCurrentElement();
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};
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}
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}
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#endif
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