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Diffstat (limited to 'src/urlnavigator.h')
| -rw-r--r-- | src/urlnavigator.h | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/src/urlnavigator.h b/src/urlnavigator.h new file mode 100644 index 0000000..706215a --- /dev/null +++ b/src/urlnavigator.h @@ -0,0 +1,210 @@ +/*************************************************************************** +* Copyright (C) 2006 by Peter Penz * +* peter.penz@gmx.at * +* * +* 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., * +* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * +***************************************************************************/ + +#ifndef URLNAVIGATOR_H +#define URLNAVIGATOR_H + +#include <qhbox.h> +#include <kurl.h> +#include <qstring.h> + +class DolphinView; +class QPopupMenu; +class QPushButton; +class QComboBox; +class BookmarkSelector; +class KURLComboBox; +class KFileItem; + +/** + * @brief Navigation bar which contains the current shown URL. + * + * The URL navigator offers two modes: + * - Editable: Represents the 'classic' mode, where the current URL + * is editable inside a line editor. + * - Non editable: The URL is represented by a number of buttons, where + * clicking on a button results in activating the URL + * the button represents. This mode also supports drag + * and drop of items. + * + * The mode can be changed by a toggle button located on the left side of + * the navigator. + * + * The URL navigator also remembers the URL history and allows to go + * back and forward within this history. + * + * @author Peter Penz +*/ +class URLNavigator : public QHBox +{ + Q_OBJECT + +public: + /** + * @brief Represents the history element of an URL. + * + * A history element contains the URL, the name of the current file + * (the 'current file' is the file where the cursor is located) and + * the x- and y-position of the content. + */ + class HistoryElem { + public: + HistoryElem(); + HistoryElem(const KURL& url); + ~HistoryElem(); // non virtual + + const KURL& url() const { return m_url; } + + void setCurrentFileName(const QString& name) { m_currentFileName = name; } + const QString& currentFileName() const { return m_currentFileName; } + + void setContentsX(int x) { m_contentsX = x; } + int contentsX() const { return m_contentsX; } + + void setContentsY(int y) { m_contentsY = y; } + int contentsY() const { return m_contentsY; } + + private: + KURL m_url; + QString m_currentFileName; + int m_contentsX; + int m_contentsY; + }; + + URLNavigator(const KURL& url, DolphinView* dolphinView);; + virtual ~URLNavigator(); + + /** + * Sets the current active URL. + * The signals URLNavigator::urlChanged and URLNavigator::historyChanged + * are submitted. + */ + void setURL(const KURL& url); + + /** Returns the current active URL. */ + const KURL& url() const; + + /** Returns the portion of the current active URL up to the button at index. */ + KURL url(int index) const; + + /** + * Returns the complete URL history. The index 0 indicates the oldest + * history element. + * @param index Output parameter which indicates the current + * index of the location. + */ + const QValueList<HistoryElem>& history(int& index) const; + + /** + * Goes back one step in the URL history. The signals + * URLNavigator::urlChanged and URLNavigator::historyChanged + * are submitted. + */ + void goBack(); + + /** + * Goes forward one step in the URL history. The signals + * URLNavigator::urlChanged and URLNavigator::historyChanged + * are submitted. + */ + void goForward(); + + /** + * Goes up one step of the URL path. The signals + * URLNavigator::urlChanged and URLNavigator::historyChanged + * are submitted. + */ + void goUp(); + + /** + * Goes to the home URL. The signals URLNavigator::urlChanged + * and URLNavigator::historyChanged are submitted. + */ + void goHome(); + + /** + * Allows to edit the URL of the navigation bar if \a editable + * is true. If \a editable is false, each part of + * the URL is presented by a button for a fast navigation. + */ + void setURLEditable(bool editable); + + /** + * @return True, if the URL is editable by the user within a line editor. + * If false is returned, each part of the URL is presented by a button + * for fast navigation. + */ + bool isURLEditable() const; + + /** + * Switches to the edit mode and assures that the keyboard focus + * is assigned. + */ + void editURL(); + + DolphinView* dolphinView() const; + +signals: + void urlChanged(const KURL& url); + void historyChanged(); + +protected: + /** If the Escape key is pressed, the navigation bar should switch + to the browse mode. */ + virtual void keyReleaseEvent(QKeyEvent* event); + +private slots: + void slotReturnPressed(const QString& text); + void slotURLActivated(const KURL& url); + + void slotRequestActivation(); + void slotBookmarkActivated(int index); + + /** + * Stores the coordinates of the moved content into + * the current history element. Is usually triggered + * by the signal 'contentsMoved' emitted by DolphinView. + */ + void slotContentsMoved(int x, int y); + + /** + * Switches the navigation bar between the editable and noneditable + * state (see setURLEditable()) and is connected to the clicked signal + * of the navigation bar button. + */ + void slotClicked(); + +private: + int m_historyIndex; + DolphinView* m_dolphinView; + QValueList<HistoryElem> m_history; + QPushButton* m_toggleButton; + BookmarkSelector* m_bookmarkSelector; + KURLComboBox* m_pathBox; + + /** + * Updates the history element with the current file item + * and the contents position. + */ + void updateHistoryElem(); + void updateContent(); +}; + +#endif |