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 #include <kdebug.h>
  22
  23 #include "dolphinview.h"
  24
  25 #include <konq_operations.h>
  26
  27 #include <kaction.h>
  28 #include <kactioncollection.h>
  29 #include <klocale.h>
  30 #include <ktoggleaction.h>
  31
  32 DolphinViewActionHandler::DolphinViewActionHandler(KActionCollection* collection, QObject* parent)
  33     : QObject(parent),
  34       m_actionCollection(collection),
  35       m_currentView(0)
  36 {
  37     Q_ASSERT(m_actionCollection);
  38     createActions();
  39 }
  40
  41 void DolphinViewActionHandler::setCurrentView(DolphinView* view)
  42 {
  43     Q_ASSERT(view);
  44
  45     if (m_currentView)
  46         disconnect(m_currentView, 0, this, 0);
  47
  48     m_currentView = view;
  49
  50     connect(view, SIGNAL(modeChanged()),
  51             this, SLOT(updateViewActions()));
  52     connect(view, SIGNAL(showPreviewChanged()),
  53             this, SLOT(slotShowPreviewChanged()));
  54     connect(view, SIGNAL(sortOrderChanged(Qt::SortOrder)),
  55             this, SLOT(slotSortOrderChanged(Qt::SortOrder)));
  56     connect(view, SIGNAL(additionalInfoChanged()),
  57             this, SLOT(slotAdditionalInfoChanged()));
  58     connect(view, SIGNAL(categorizedSortingChanged()),
  59             this, SLOT(slotCategorizedSortingChanged()));
  60     connect(view, SIGNAL(showHiddenFilesChanged()),
  61             this, SLOT(slotShowHiddenFilesChanged()));
  62 }
  63
  64 void DolphinViewActionHandler::createActions()
  65 {
  66     // This action doesn't appear in the GUI, it's for the shortcut only.
  67     // KNewMenu takes care of the GUI stuff.
  68     KAction* newDirAction = m_actionCollection->addAction("create_dir");
  69     newDirAction->setText(i18n("Create Folder..."));
  70     newDirAction->setShortcut(Qt::Key_F10);
  71     connect(newDirAction, SIGNAL(triggered()), SLOT(slotCreateDir()));
  72
  73     // Edit menu
  74
  75     KAction* rename = m_actionCollection->addAction("rename");
  76     rename->setText(i18nc("@action:inmenu File", "Rename..."));
  77     rename->setShortcut(Qt::Key_F2);
  78     connect(rename, SIGNAL(triggered()), this, SLOT(slotRename()));
  79
  80     KAction* moveToTrash = m_actionCollection->addAction("move_to_trash");
  81     moveToTrash->setText(i18nc("@action:inmenu File", "Move to Trash"));
  82     moveToTrash->setIcon(KIcon("user-trash"));
  83     moveToTrash->setShortcut(QKeySequence::Delete);
  84     connect(moveToTrash, SIGNAL(triggered(Qt::MouseButtons, Qt::KeyboardModifiers)),
  85             this, SLOT(slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers)));
  86
  87     KAction* deleteAction = m_actionCollection->addAction("delete");
  88     deleteAction->setIcon(KIcon("edit-delete"));
  89     deleteAction->setText(i18nc("@action:inmenu File", "Delete"));
  90     deleteAction->setShortcut(Qt::SHIFT | Qt::Key_Delete);
  91     connect(deleteAction, SIGNAL(triggered()), this, SLOT(slotDeleteItems()));
  92
  93     // View menu
  94
  95     QActionGroup* viewModeActions = new QActionGroup(this);
  96     viewModeActions->addAction(iconsModeAction());
  97     viewModeActions->addAction(detailsModeAction());
  98     viewModeActions->addAction(columnsModeAction());
  99     connect(viewModeActions, SIGNAL(triggered(QAction*)), this, SLOT(slotViewModeActionTriggered(QAction*)));
 100
 101     KStandardAction::zoomIn(this,
 102                             SLOT(zoomIn()),
 103                             m_actionCollection);
 104
 105     KStandardAction::zoomOut(this,
 106                              SLOT(zoomOut()),
 107                              m_actionCollection);
 108
 109     KToggleAction* showPreview = m_actionCollection->add<KToggleAction>("show_preview");
 110     showPreview->setText(i18nc("@action:intoolbar", "Preview"));
 111     showPreview->setIcon(KIcon("view-preview"));
 112     connect(showPreview, SIGNAL(triggered(bool)), this, SLOT(togglePreview(bool)));
 113
 114     KToggleAction* sortDescending = m_actionCollection->add<KToggleAction>("descending");
 115     sortDescending->setText(i18nc("@action:inmenu Sort", "Descending"));
 116     connect(sortDescending, SIGNAL(triggered()), this, SLOT(toggleSortOrder()));
 117
 118     QActionGroup* showInformationActionGroup = createAdditionalInformationActionGroup();
 119     connect(showInformationActionGroup, SIGNAL(triggered(QAction*)), this, SLOT(toggleAdditionalInfo(QAction*)));
 120
 121     KToggleAction* showInGroups = m_actionCollection->add<KToggleAction>("show_in_groups");
 122     showInGroups->setText(i18nc("@action:inmenu View", "Show in Groups"));
 123     connect(showInGroups, SIGNAL(triggered(bool)), this, SLOT(toggleSortCategorization(bool)));
 124
 125     KToggleAction* showHiddenFiles = m_actionCollection->add<KToggleAction>("show_hidden_files");
 126     showHiddenFiles->setText(i18nc("@action:inmenu View", "Show Hidden Files"));
 127     showHiddenFiles->setShortcut(Qt::ALT | Qt::Key_Period);
 128     connect(showHiddenFiles, SIGNAL(triggered(bool)), this, SLOT(toggleShowHiddenFiles(bool)));
 129
 130 }
 131
 132 QActionGroup* DolphinViewActionHandler::createAdditionalInformationActionGroup()
 133 {
 134     QActionGroup* showInformationGroup = new QActionGroup(m_actionCollection);
 135     showInformationGroup->setExclusive(false);
 136
 137     KToggleAction* showSizeInfo = m_actionCollection->add<KToggleAction>("show_size_info");
 138     showSizeInfo->setText(i18nc("@action:inmenu Additional information", "Size"));
 139     showSizeInfo->setData(KFileItemDelegate::Size);
 140     showSizeInfo->setActionGroup(showInformationGroup);
 141
 142     KToggleAction* showDateInfo = m_actionCollection->add<KToggleAction>("show_date_info");
 143     showDateInfo->setText(i18nc("@action:inmenu Additional information", "Date"));
 144     showDateInfo->setData(KFileItemDelegate::ModificationTime);
 145     showDateInfo->setActionGroup(showInformationGroup);
 146
 147     KToggleAction* showPermissionsInfo = m_actionCollection->add<KToggleAction>("show_permissions_info");
 148     showPermissionsInfo->setText(i18nc("@action:inmenu Additional information", "Permissions"));
 149     showPermissionsInfo->setData(KFileItemDelegate::Permissions);
 150     showPermissionsInfo->setActionGroup(showInformationGroup);
 151
 152     KToggleAction* showOwnerInfo = m_actionCollection->add<KToggleAction>("show_owner_info");
 153     showOwnerInfo->setText(i18nc("@action:inmenu Additional information", "Owner"));
 154     showOwnerInfo->setData(KFileItemDelegate::Owner);
 155     showOwnerInfo->setActionGroup(showInformationGroup);
 156
 157     KToggleAction* showGroupInfo = m_actionCollection->add<KToggleAction>("show_group_info");
 158     showGroupInfo->setText(i18nc("@action:inmenu Additional information", "Group"));
 159     showGroupInfo->setData(KFileItemDelegate::OwnerAndGroup);
 160     showGroupInfo->setActionGroup(showInformationGroup);
 161
 162     KToggleAction* showMimeInfo = m_actionCollection->add<KToggleAction>("show_mime_info");
 163     showMimeInfo->setText(i18nc("@action:inmenu Additional information", "Type"));
 164     showMimeInfo->setData(KFileItemDelegate::FriendlyMimeType);
 165     showMimeInfo->setActionGroup(showInformationGroup);
 166
 167     return showInformationGroup;
 168 }
 169
 170 void DolphinViewActionHandler::slotCreateDir()
 171 {
 172     Q_ASSERT(m_currentView);
 173     KonqOperations::newDir(m_currentView, m_currentView->url());
 174 }
 175
 176 void DolphinViewActionHandler::slotViewModeActionTriggered(QAction* action)
 177 {
 178     const DolphinView::Mode mode = action->data().value<DolphinView::Mode>();
 179     m_currentView->setMode(mode);
 180 }
 181
 182 void DolphinViewActionHandler::slotRename()
 183 {
 184     emit actionBeingHandled();
 185     m_currentView->renameSelectedItems();
 186 }
 187
 188 void DolphinViewActionHandler::slotTrashActivated(Qt::MouseButtons, Qt::KeyboardModifiers modifiers)
 189 {
 190     emit actionBeingHandled();
 191     // Note: kde3's konq_mainwindow.cpp used to check
 192     // reason == KAction::PopupMenuActivation && ...
 193     // but this isn't supported anymore
 194     if (modifiers & Qt::ShiftModifier)
 195         m_currentView->deleteSelectedItems();
 196     else
 197         m_currentView->trashSelectedItems();
 198 }
 199
 200 void DolphinViewActionHandler::slotDeleteItems()
 201 {
 202     emit actionBeingHandled();
 203     m_currentView->deleteSelectedItems();
 204 }
 205
 206 void DolphinViewActionHandler::togglePreview(bool show)
 207 {
 208     emit actionBeingHandled();
 209     m_currentView->setShowPreview(show);
 210 }
 211
 212 void DolphinViewActionHandler::slotShowPreviewChanged()
 213 {
 214     // It is not enough to update the 'Show Preview' action, also
 215     // the 'Zoom In' and 'Zoom Out' actions must be adapted.
 216     updateViewActions();
 217 }
 218
 219 QString DolphinViewActionHandler::currentViewModeActionName() const
 220 {
 221     switch (m_currentView->mode()) {
 222     case DolphinView::IconsView:
 223         return "icons";
 224     case DolphinView::DetailsView:
 225         return "details";
 226     case DolphinView::ColumnView:
 227         return "columns";
 228     }
 229     return QString(); // can't happen
 230 }
 231
 232 void DolphinViewActionHandler::updateViewActions()
 233 {
 234     QAction* viewModeAction = m_actionCollection->action(currentViewModeActionName());
 235     if (viewModeAction != 0) {
 236         viewModeAction->setChecked(true);
 237     }
 238
 239     QAction* zoomInAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomIn));
 240     if (zoomInAction != 0) {
 241         zoomInAction->setEnabled(m_currentView->isZoomInPossible());
 242     }
 243
 244     QAction* zoomOutAction = m_actionCollection->action(KStandardAction::name(KStandardAction::ZoomOut));
 245     if (zoomOutAction != 0) {
 246         zoomOutAction->setEnabled(m_currentView->isZoomOutPossible());
 247     }
 248
 249     QAction* showPreviewAction = m_actionCollection->action("show_preview");
 250     showPreviewAction->setChecked(m_currentView->showPreview());
 251
 252     slotSortOrderChanged(m_currentView->sortOrder());
 253     slotAdditionalInfoChanged();
 254     slotCategorizedSortingChanged();
 255
 256     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 257     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 258
 259 }
 260
 261 void DolphinViewActionHandler::zoomIn()
 262 {
 263     m_currentView->zoomIn();
 264     updateViewActions();
 265 }
 266
 267 void DolphinViewActionHandler::zoomOut()
 268 {
 269     m_currentView->zoomOut();
 270     updateViewActions();
 271 }
 272
 273 void DolphinViewActionHandler::toggleSortOrder()
 274 {
 275     m_currentView->toggleSortOrder();
 276 }
 277
 278 void DolphinViewActionHandler::slotSortOrderChanged(Qt::SortOrder order)
 279 {
 280     QAction* descending = m_actionCollection->action("descending");
 281     const bool sortDescending = (order == Qt::DescendingOrder);
 282     descending->setChecked(sortDescending);
 283 }
 284
 285 void DolphinViewActionHandler::toggleAdditionalInfo(QAction* action)
 286 {
 287     emit actionBeingHandled();
 288     m_currentView->toggleAdditionalInfo(action);
 289 }
 290
 291 void DolphinViewActionHandler::slotAdditionalInfoChanged()
 292 {
 293     m_currentView->updateAdditionalInfoActions(m_actionCollection);
 294 }
 295
 296 void DolphinViewActionHandler::toggleSortCategorization(bool categorizedSorting)
 297 {
 298     m_currentView->setCategorizedSorting(categorizedSorting);
 299 }
 300
 301 void DolphinViewActionHandler::slotCategorizedSortingChanged()
 302 {
 303     QAction* showInGroupsAction = m_actionCollection->action("show_in_groups");
 304     showInGroupsAction->setChecked(m_currentView->categorizedSorting());
 305     showInGroupsAction->setEnabled(m_currentView->supportsCategorizedSorting());
 306 }
 307
 308 void DolphinViewActionHandler::toggleShowHiddenFiles(bool show)
 309 {
 310     emit actionBeingHandled();
 311     m_currentView->setShowHiddenFiles(show);
 312 }
 313
 314 void DolphinViewActionHandler::slotShowHiddenFilesChanged()
 315 {
 316     QAction* showHiddenFilesAction = m_actionCollection->action("show_hidden_files");
 317     showHiddenFilesAction->setChecked(m_currentView->showHiddenFiles());
 318 }
 319
 320
 321 KToggleAction* DolphinViewActionHandler::iconsModeAction()
 322 {
 323     KToggleAction* iconsView = m_actionCollection->add<KToggleAction>("icons");
 324     iconsView->setText(i18nc("@action:inmenu View Mode", "Icons"));
 325     iconsView->setShortcut(Qt::CTRL | Qt::Key_1);
 326     iconsView->setIcon(KIcon("view-list-icons"));
 327     iconsView->setData(QVariant::fromValue(DolphinView::IconsView));
 328     return iconsView;
 329 }
 330
 331 KToggleAction* DolphinViewActionHandler::detailsModeAction()
 332 {
 333     KToggleAction* detailsView = m_actionCollection->add<KToggleAction>("details");
 334     detailsView->setText(i18nc("@action:inmenu View Mode", "Details"));
 335     detailsView->setShortcut(Qt::CTRL | Qt::Key_2);
 336     detailsView->setIcon(KIcon("view-list-details"));
 337     detailsView->setData(QVariant::fromValue(DolphinView::DetailsView));
 338     return detailsView;
 339 }
 340
 341 KToggleAction* DolphinViewActionHandler::columnsModeAction()
 342 {
 343     KToggleAction* columnView = m_actionCollection->add<KToggleAction>("columns");
 344     columnView->setText(i18nc("@action:inmenu View Mode", "Columns"));
 345     columnView->setShortcut(Qt::CTRL | Qt::Key_3);
 346     columnView->setIcon(KIcon("view-file-columns"));
 347     columnView->setData(QVariant::fromValue(DolphinView::ColumnView));
 348     return columnView;
 349 }