src/dolphinviewactionhandler.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008 by David Faure <faure@kde.org>                     *
   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 #include "dolphinviewactionhandler.h"
  21
  22 #include "dolphinview.h"
  23
  24 #include <konq_operations.h>
  25
  26 #include <kaction.h>
  27 #include <kactioncollection.h>
  28 #include <klocale.h>
  29 #include <ktoggleaction.h>
  30
  31 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection* collection, QObject* parent)
  32     : QObject(parent),
  33       m_actionCollection(collection),
  34       m_currentView(0)
  35 {
  36     Q_ASSERT(m_actionCollection);
  37     createActions();
  38 }
  39
  40 void DolphinViewActionHandler::setCurrentView(DolphinView* view)
  41 {
  42     Q_ASSERT(view);
  43
  44     if (m_currentView)
  45         disconnect(m_currentView, 0, this, 0);
  46
  47     m_currentView = view;
  48
  49     connect(view, SIGNAL(showPreviewChanged()),
  50             this, SLOT(slotShowPreviewChanged()));
  51     connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  52             this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
  53     connect(view, SIGNAL(additionalInfoChanged()),
  54             this, SLOT(slotAdditionalInfoChanged()));
  55     connect(view, SIGNAL(categorizedSortingChanged()),
  56             this, SLOT(slotCategorizedSortingChanged()));
  57     connect(view, SIGNAL(showHiddenFilesChanged()),
  58             this, SLOT(slotShowHiddenFilesChanged()));
  59 }
  60
  61 void DolphinViewActionHandler::createActions()
  62 {
  63     // This action doesn't appear in the GUI, it's for the shortcut only.
  64     // KNewMenu takes care of the GUI stuff.
  65     KAction* newDirAction = m_actionCollection->addAction("create_dir");
  66     newDirAction->setText(i18n("Create Folder..."));
  67     newDirAction->setShortcut(Qt::Key_F10);
  68     connect(newDirAction, SIGNAL(triggered()), SLOT(slotCreateDir()));
  69
  70     // Edit menu
  71
  72     KAction* rename = m_actionCollection->addAction("rename");
  73     rename->setText(i18nc("@action:inmenu File", "Rename..."));
  74     rename->setShortcut(Qt::Key_F2);
  75     connect(rename, SIGNAL(triggered()), this, SLOT(slotRename()));
  76
  77     KAction* moveToTrash = m_actionCollection->addAction("move_to_trash");
  78     moveToTrash->setText(i18nc("@action:inmenu File", "Move to Trash"));
  79     moveToTrash->setIcon(KIcon("user-trash"));
  80     moveToTrash->setShortcut(QKeySequence::Delete);
  81     connect(moveToTrash, SIGNAL(triggered(Qt::MouseButtons, Qt::KeyboardModifiers)),
  82             this, SLOT(slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers)));
  83
  84     KAction* deleteAction = m_actionCollection->addAction("delete");
  85     deleteAction->setIcon(KIcon("edit-delete"));
  86     deleteAction->setText(i18nc("@action:inmenu File", "Delete"));
  87     deleteAction->setShortcut(Qt::SHIFT | Qt::Key_Delete);
  88     connect(deleteAction, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
  89
  90     // View menu
  91
  92     KStandardAction::zoomIn(this,
  93                             SLOT(zoomIn()),
  94                             m_actionCollection);
  95
  96     KStandardAction::zoomOut(this,
  97                              SLOT(zoomOut()),
  98                              m_actionCollection);
  99
 100     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
 101     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
 102     showPreview->setIcon(KIcon("view-preview"));
 103     connect(showPreview, SIGNAL(triggered(bool)), this, SLOT(togglePreview(bool)));
 104
 105     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
 106     sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
 107     connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
 108
 109     QActionGroup* showInformationActionGroup = createAdditionalInformationActionGroup();
 110     connect(showInformationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(toggleAdditionalInfo(QAction*)));
 111
 112     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
 113     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 114     connect(showInGroups, SIGNAL(triggered(bool)), this, SLOT(toggleSortCategorization(bool)));
 115
 116     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>("show_hidden_files");
 117     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 118     showHiddenFiles->setShortcut(Qt::ALT | Qt::Key_Period);
 119     connect(showHiddenFiles, SIGNAL(triggered(bool)), this, SLOT(toggleShowHiddenFiles(bool)));
 120
 121 }
 122
 123 QActionGroup* DolphinViewActionHandler::createAdditionalInformationActionGroup()
 124 {
 125     QActionGroup* showInformationGroup = new QActionGroup(m_actionCollection);
 126     showInformationGroup->setExclusive(false);
 127
 128     KToggleAction* showSizeInfo = m_actionCollection->add<KToggleAction>("show_size_info");
 129     showSizeInfo->setText(i18nc("@action:inmenu Additional information", "Size"));
 130     showSizeInfo->setData(KFileItemDelegate::Size);
 131     showSizeInfo->setActionGroup(showInformationGroup);
 132
 133     KToggleAction* showDateInfo = m_actionCollection->add<KToggleAction>("show_date_info");
 134     showDateInfo->setText(i18nc("@action:inmenu Additional information", "Date"));
 135     showDateInfo->setData(KFileItemDelegate::ModificationTime);
 136     showDateInfo->setActionGroup(showInformationGroup);
 137
 138     KToggleAction* showPermissionsInfo = m_actionCollection->add<KToggleAction>("show_permissions_info");
 139     showPermissionsInfo->setText(i18nc("@action:inmenu Additional information", "Permissions"));
 140     showPermissionsInfo->setData(KFileItemDelegate::Permissions);
 141     showPermissionsInfo->setActionGroup(showInformationGroup);
 142
 143     KToggleAction* showOwnerInfo = m_actionCollection->add<KToggleAction>("show_owner_info");
 144     showOwnerInfo->setText(i18nc("@action:inmenu Additional information", "Owner"));
 145     showOwnerInfo->setData(KFileItemDelegate::Owner);
 146     showOwnerInfo->setActionGroup(showInformationGroup);
 147
 148     KToggleAction* showGroupInfo = m_actionCollection->add<KToggleAction>("show_group_info");
 149     showGroupInfo->setText(i18nc("@action:inmenu Additional information", "Group"));
 150     showGroupInfo->setData(KFileItemDelegate::OwnerAndGroup);
 151     showGroupInfo->setActionGroup(showInformationGroup);
 152
 153     KToggleAction* showMimeInfo = m_actionCollection->add<KToggleAction>("show_mime_info");
 154     showMimeInfo->setText(i18nc("@action:inmenu Additional information", "Type"));
 155     showMimeInfo->setData(KFileItemDelegate::FriendlyMimeType);
 156     showMimeInfo->setActionGroup(showInformationGroup);
 157
 158     return showInformationGroup;
 159 }
 160
 161 void DolphinViewActionHandler::slotCreateDir()
 162 {
 163     Q_ASSERT(m_currentView);
 164     KonqOperations::newDir(m_currentView, m_currentView->url());
 165 }
 166
 167 void DolphinViewActionHandler::slotRename()
 168 {
 169     emit actionBeingHandled();
 170     m_currentView->renameSelectedItems();
 171 }
 172
 173 void DolphinViewActionHandler::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 174 {
 175     emit actionBeingHandled();
 176     // Note: kde3's konq_mainwindow.cpp used to check
 177     // reason == KAction::PopupMenuActivation && ...
 178     // but this isn't supported anymore
 179     if (modifiers & Qt::ShiftModifier)
 180         m_currentView->deleteSelectedItems();
 181     else
 182         m_currentView->trashSelectedItems();
 183 }
 184
 185 void DolphinViewActionHandler::slotDeleteItems()
 186 {
 187     emit actionBeingHandled();
 188     m_currentView->deleteSelectedItems();
 189 }
 190
 191 void DolphinViewActionHandler::togglePreview(bool show)
 192 {
 193     emit actionBeingHandled();
 194     m_currentView->setShowPreview(show);
 195 }
 196
 197 void DolphinViewActionHandler::slotShowPreviewChanged()
 198 {
 199     // It is not enough to update the 'Show Preview' action, also
 200     // the 'Zoom In' and 'Zoom Out' actions must be adapted.
 201     updateViewActions();
 202 }
 203
 204 void DolphinViewActionHandler::updateViewActions()
 205 {
 206     QAction* zoomInAction = m_actionCollection->action(KStandardAction::stdName(KStandardAction::ZoomIn));
 207     if (zoomInAction != 0) {
 208         zoomInAction->setEnabled(m_currentView->isZoomInPossible());
 209     }
 210
 211     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::stdName(KStandardAction::ZoomOut));
 212     if (zoomOutAction != 0) {
 213         zoomOutAction->setEnabled(m_currentView->isZoomOutPossible());
 214     }
 215
 216     QAction* showPreviewAction = m_actionCollection->action("show_preview");
 217     showPreviewAction->setChecked(m_currentView->showPreview());
 218
 219     slotSortOrderChanged(m_currentView->sortOrder());
 220     slotAdditionalInfoChanged();
 221     slotCategorizedSortingChanged();
 222
 223     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 224     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 225
 226 }
 227
 228 void DolphinViewActionHandler::zoomIn()
 229 {
 230     m_currentView->zoomIn();
 231     updateViewActions();
 232 }
 233
 234 void DolphinViewActionHandler::zoomOut()
 235 {
 236     m_currentView->zoomOut();
 237     updateViewActions();
 238 }
 239
 240 void DolphinViewActionHandler::toggleSortOrder()
 241 {
 242     m_currentView->toggleSortOrder();
 243 }
 244
 245 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 246 {
 247     QAction* descending = m_actionCollection->action("descending");
 248     const bool sortDescending = (order == Qt::DescendingOrder);
 249     descending->setChecked(sortDescending);
 250 }
 251
 252 void DolphinViewActionHandler::toggleAdditionalInfo(QAction* action)
 253 {
 254     emit actionBeingHandled();
 255     m_currentView->toggleAdditionalInfo(action);
 256 }
 257
 258 void DolphinViewActionHandler::slotAdditionalInfoChanged()
 259 {
 260     m_currentView->updateAdditionalInfoActions(m_actionCollection);
 261 }
 262
 263 void DolphinViewActionHandler::toggleSortCategorization(bool categorizedSorting)
 264 {
 265     m_currentView->setCategorizedSorting(categorizedSorting);
 266 }
 267
 268 void DolphinViewActionHandler::slotCategorizedSortingChanged()
 269 {
 270     QAction* showInGroupsAction = m_actionCollection->action("show_in_groups");
 271     showInGroupsAction->setChecked(m_currentView->categorizedSorting());
 272     showInGroupsAction->setEnabled(m_currentView->supportsCategorizedSorting());
 273 }
 274
 275 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 276 {
 277     emit actionBeingHandled();
 278     m_currentView->setShowHiddenFiles(show);
 279 }
 280
 281 void DolphinViewActionHandler::slotShowHiddenFilesChanged()
 282 {
 283     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 284     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 285 }
 286