src/dolphintabwidget.h

   1 /***************************************************************************
   2  * Copyright (C) 2014 by Emmanuel Pescosta <emmanuelpescosta099@gmail.com> *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #ifndef DOLPHIN_TAB_WIDGET_H
  21 #define DOLPHIN_TAB_WIDGET_H
  22
  23 #include <QTabWidget>
  24 #include <KUrl>
  25
  26 class DolphinViewContainer;
  27 class DolphinTabPage;
  28 class KConfigGroup;
  29
  30 class DolphinTabWidget : public QTabWidget
  31 {
  32     Q_OBJECT
  33
  34 public:
  35     explicit DolphinTabWidget(QWidget* parent);
  36
  37     /**
  38      * @return Tab page at the current index (can be 0 if tabs count is smaller than 1)
  39      */
  40     DolphinTabPage* currentTabPage() const;
  41
  42     /**
  43      * @return Tab page at the given \a index (can be 0 if the index is out-of-range)
  44      */
  45     DolphinTabPage* tabPageAt(const int index) const;
  46
  47     void saveProperties(KConfigGroup& group) const;
  48     void readProperties(const KConfigGroup& group);
  49
  50     /**
  51      * Refreshes the views of the main window by recreating them according to
  52      * the given Dolphin settings.
  53      */
  54     void refreshViews();
  55
  56 signals:
  57     /**
  58      * Is emitted when the active view has been changed, by changing the current
  59      * tab or by activating another view when split view is enabled in the current
  60      * tab.
  61      */
  62     void activeViewChanged(DolphinViewContainer* viewContainer);
  63
  64     /**
  65      * Is emitted when the number of open tabs has changed (e.g. by opening or
  66      * closing a tab)
  67      */
  68     void tabCountChanged(int count);
  69
  70     /**
  71      * Is emitted when a tab has been closed.
  72      */
  73     void rememberClosedTab(const KUrl& url, const QByteArray& state);
  74
  75     /**
  76      * Is emitted when the url of the current tab has been changed. This signal
  77      * is also emitted when the active view has been changed.
  78      */
  79     void currentUrlChanged(const KUrl& url);
  80
  81 public slots:
  82     /**
  83      * Opens a new view with the current URL that is part of a tab and activates
  84      * the tab.
  85      */
  86     void openNewActivatedTab();
  87
  88     /**
  89      * Opens a new tab showing the  URL \a primaryUrl and the optional URL
  90      * \a secondaryUrl and activates the tab.
  91      */
  92     void openNewActivatedTab(const KUrl& primaryUrl, const KUrl& secondaryUrl = KUrl());
  93
  94     /**
  95      * Opens a new tab in the background showing the URL \a primaryUrl and the
  96      * optional URL \a secondaryUrl.
  97      */
  98     void openNewTab(const QUrl &primaryUrl, const QUrl &secondaryUrl = KUrl());
  99
 100     /**
 101      * Opens each directory in \p dirs in a separate tab. If the "split view"
 102      * option is enabled, 2 directories are collected within one tab.
 103      */
 104     void openDirectories(const QList<QUrl>& dirs);
 105
 106     /**
 107      * Opens the directory which contains the files \p files
 108      * and selects all files (implements the --select option
 109      * of Dolphin).
 110      */
 111     void openFiles(const QList<QUrl> &files);
 112
 113     /**
 114      * Closes the currently active tab.
 115      */
 116     void closeTab();
 117
 118     /**
 119      * Closes the tab with the index \a index and activates the tab with index - 1.
 120      */
 121     void closeTab(const int index);
 122
 123     /**
 124      * Activates the next tab in the tab bar.
 125      * If the current active tab is the last tab, it activates the first tab.
 126      */
 127     void activateNextTab();
 128
 129     /**
 130      * Activates the previous tab in the tab bar.
 131      * If the current active tab is the first tab, it activates the last tab.
 132      */
 133     void activatePrevTab();
 134
 135     /**
 136      * Is invoked if the Places panel got visible/invisible and takes care
 137      * that the places-selector of all views is only shown if the Places panel
 138      * is invisible.
 139      */
 140     void slotPlacesPanelVisibilityChanged(bool visible);
 141
 142     /**
 143      * Is called when the user wants to reopen a previously closed tab from
 144      * the recent tabs menu.
 145      */
 146     void restoreClosedTab(const QByteArray& state);
 147
 148 private slots:
 149     /**
 150      * Opens the tab with the index \a index in a new Dolphin instance and closes
 151      * this tab.
 152      */
 153     void detachTab(int index);
 154
 155     /**
 156      * Opens a new tab showing the url from tab at the given \a index and
 157      * activates the tab.
 158      */
 159     void openNewActivatedTab(int index);
 160
 161     /**
 162      * Is connected to the KTabBar signal receivedDropEvent.
 163      * Allows dragging and dropping files onto tabs.
 164      */
 165     void tabDropEvent(int tab, QDropEvent* event);
 166
 167     /**
 168      * The active view url of a tab has been changed so update the text and the
 169      * icon of the corresponding tab.
 170      */
 171     void tabUrlChanged(const KUrl& url);
 172
 173     void currentTabChanged(int index);
 174
 175 protected:
 176     virtual void tabInserted(int index);
 177     virtual void tabRemoved(int index);
 178
 179 private:
 180     /**
 181      * Returns the name of the tab for the URL \a url.
 182      */
 183     QString tabName(const KUrl& url) const;
 184
 185 private:
 186     /** Caches the (negated) places panel visibility */
 187     bool m_placesSelectorVisible;
 188 };
 189
 190 #endif