src/dolphintabpage.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_PAGE_H
  21 #define DOLPHIN_TAB_PAGE_H
  22
  23 #include <QWidget>
  24 #include <QPointer>
  25 #include <QUrl>
  26
  27 class QSplitter;
  28 class DolphinViewContainer;
  29 class KFileItemList;
  30
  31 class DolphinTabPage : public QWidget
  32 {
  33     Q_OBJECT
  34
  35 public:
  36     explicit DolphinTabPage(const QUrl& primaryUrl, const QUrl& secondaryUrl = QUrl(), QWidget* parent = 0);
  37
  38     /**
  39      * @return True if primary view is the active view in this tab.
  40      */
  41     bool primaryViewActive() const;
  42
  43     /**
  44      * @return True if split view is enabled.
  45      */
  46     bool splitViewEnabled() const;
  47
  48     /**
  49      * Enables or disables the split view mode.
  50      *
  51      * If \a enabled is true, it creates a secondary view with the url of the primary view.
  52      */
  53     void setSplitViewEnabled(bool enabled);
  54
  55     /**
  56      * @return The primary view containter.
  57      */
  58     DolphinViewContainer* primaryViewContainer() const;
  59
  60     /**
  61      * @return The secondary view containter, can be 0 if split view is disabled.
  62      */
  63     DolphinViewContainer* secondaryViewContainer() const;
  64
  65     /**
  66      * @return DolphinViewContainer of the active view
  67      */
  68     DolphinViewContainer* activeViewContainer() const;
  69
  70     /**
  71      * Returns the selected items. The list is empty if no item has been
  72      * selected.
  73      */
  74     KFileItemList selectedItems() const;
  75
  76     /**
  77      * Returns the number of selected items (this is faster than
  78      * invoking selectedItems().count()).
  79      */
  80     int selectedItemsCount() const;
  81
  82     /**
  83      * Marks the items indicated by \p urls to get selected after the
  84      * directory DolphinView::url() has been loaded. Note that nothing
  85      * gets selected if no loading of a directory has been triggered
  86      * by DolphinView::setUrl() or DolphinView::reload().
  87      */
  88     void markUrlsAsSelected(const QList<QUrl> &urls);
  89
  90     /**
  91      * Marks the item indicated by \p url to be scrolled to and as the
  92      * current item after directory DolphinView::url() has been loaded.
  93      */
  94     void markUrlAsCurrent(const QUrl& url);
  95
  96     /**
  97      * Sets the places selector visible, if \a visible is true.
  98      * The places selector allows to select the places provided
  99      * by the places model passed in the constructor. Per default
 100      * the places selector is visible.
 101      */
 102     void setPlacesSelectorVisible(bool visible);
 103
 104     /**
 105      * Refreshes the views of the main window by recreating them according to
 106      * the given Dolphin settings.
 107      */
 108     void refreshViews();
 109
 110     /**
 111      * Saves all tab related properties (urls, splitter layout, ...).
 112      *
 113      * @return A byte-array which contains all properties.
 114      */
 115     QByteArray saveState() const;
 116
 117     /**
 118      * Restores all tab related properties (urls, splitter layout, ...) from
 119      * the given \a state.
 120      */
 121     void restoreState(const QByteArray& state);
 122
 123     /**
 124      * Restores all tab related properties (urls, splitter layout, ...) from
 125      * the given \a state.
 126      *
 127      * @deprecated The first tab state version has no version number, we keep
 128      *             this method to restore old states (<= Dolphin 4.14.x).
 129      */
 130     void restoreStateV1(const QByteArray& state);
 131
 132 signals:
 133     void activeViewChanged(DolphinViewContainer* viewContainer);
 134     void activeViewUrlChanged(const QUrl& url);
 135
 136 private slots:
 137     /**
 138      * Handles the view activated event.
 139      *
 140      * It sets the previous active view to inactive, updates the current
 141      * active view type and triggers the activeViewChanged event.
 142      */
 143     void slotViewActivated();
 144
 145     /**
 146      * Handles the view url redirection event.
 147      *
 148      * It emits the activeViewUrlChanged signal with the url \a newUrl.
 149      */
 150     void slotViewUrlRedirection(const QUrl& oldUrl, const QUrl& newUrl);
 151
 152     void switchActiveView();
 153
 154 private:
 155     /**
 156      * Creates a new view container and does the default initialization.
 157      */
 158     DolphinViewContainer* createViewContainer(const QUrl& url) const;
 159
 160 private:
 161     QSplitter* m_splitter;
 162
 163     QPointer<DolphinViewContainer> m_primaryViewContainer;
 164     QPointer<DolphinViewContainer> m_secondaryViewContainer;
 165
 166     bool m_primaryViewActive;
 167     bool m_splitViewEnabled;
 168 };
 169
 170 #endif // DOLPHIN_TAB_PAGE_H