src/views/dolphinview.h

   1 /***************************************************************************
   2  *   Copyright (C) 2006-2009 by Peter Penz <peter.penz19@gmail.com>        *
   3  *   Copyright (C) 2006 by Gregor Kališnik <gregor@podnapisi.net>          *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #ifndef DOLPHINVIEW_H
  22 #define DOLPHINVIEW_H
  23
  24 #include "dolphintabwidget.h"
  25 #include "dolphin_export.h"
  26 #include "tooltips/tooltipmanager.h"
  27
  28 #include <KFileItem>
  29 #include <KIO/Job>
  30 #include <config-baloo.h>
  31 #include <kio/fileundomanager.h>
  32 #include <kparts/part.h>
  33
  34 #include <QMimeData>
  35 #include <QUrl>
  36 #include <QWidget>
  37
  38 typedef KIO::FileUndoManager::CommandType CommandType;
  39 class QVBoxLayout;
  40 class DolphinItemListView;
  41 class KFileItemModel;
  42 class KItemListContainer;
  43 class KItemModelBase;
  44 class KItemSet;
  45 class ToolTipManager;
  46 class VersionControlObserver;
  47 class ViewProperties;
  48 class QGraphicsSceneDragDropEvent;
  49 class QRegularExpression;
  50
  51 /**
  52  * @short Represents a view for the directory content.
  53  *
  54  * View modes for icons, compact and details are supported. It's
  55  * possible to adjust:
  56  * - sort order
  57  * - sort type
  58  * - show hidden files
  59  * - show previews
  60  * - enable grouping
  61  */
  62 class DOLPHIN_EXPORT DolphinView : public QWidget
  63 {
  64     Q_OBJECT
  65
  66 public:
  67     /**
  68      * Defines the view mode for a directory. The
  69      * view mode is automatically updated if the directory itself
  70      * defines a view mode (see class ViewProperties for details).
  71      */
  72     enum Mode
  73     {
  74         /**
  75          * The items are shown as icons with a name-label below.
  76          */
  77         IconsView = 0,
  78
  79         /**
  80          * The icon, the name and the size of the items are
  81          * shown per default as a table.
  82          */
  83         DetailsView,
  84
  85         /**
  86          * The items are shown as icons with the name-label aligned
  87          * to the right side.
  88          */
  89         CompactView
  90     };
  91
  92     /**
  93      * @param url              Specifies the content which should be shown.
  94      * @param parent           Parent widget of the view.
  95      */
  96     DolphinView(const QUrl& url, QWidget* parent);
  97
  98     ~DolphinView() override;
  99
 100     /**
 101      * Returns the current active URL, where all actions are applied.
 102      * The URL navigator is synchronized with this URL.
 103      */
 104     QUrl url() const;
 105
 106     /**
 107      * If \a active is true, the view will marked as active. The active
 108      * view is defined as view where all actions are applied to.
 109      */
 110     void setActive(bool active);
 111     bool isActive() const;
 112
 113     /**
 114      * Changes the view mode for the current directory to \a mode.
 115      * If the view properties should be remembered for each directory
 116      * (GeneralSettings::globalViewProps() returns false), then the
 117      * changed view mode will be stored automatically.
 118      */
 119     void setMode(Mode mode);
 120     Mode mode() const;
 121
 122     /**
 123      * Turns on the file preview for the all files of the current directory,
 124      * if \a show is true.
 125      * If the view properties should be remembered for each directory
 126      * (GeneralSettings::globalViewProps() returns false), then the
 127      * preview setting will be stored automatically.
 128      */
 129     void setPreviewsShown(bool show);
 130     bool previewsShown() const;
 131
 132     /**
 133      * Shows all hidden files of the current directory,
 134      * if \a show is true.
 135      * If the view properties should be remembered for each directory
 136      * (GeneralSettings::globalViewProps() returns false), then the
 137      * show hidden file setting will be stored automatically.
 138      */
 139     void setHiddenFilesShown(bool show);
 140     bool hiddenFilesShown() const;
 141
 142     /**
 143      * Turns on sorting by groups if \a enable is true.
 144      */
 145     void setGroupedSorting(bool grouped);
 146     bool groupedSorting() const;
 147
 148     /**
 149      * Returns the items of the view.
 150      */
 151     KFileItemList items() const;
 152
 153     /**
 154      * @return The number of items. itemsCount() is faster in comparison
 155      *         to items().count().
 156      */
 157     int itemsCount() const;
 158
 159     /**
 160      * Returns the selected items. The list is empty if no item has been
 161      * selected.
 162      */
 163     KFileItemList selectedItems() const;
 164
 165     /**
 166      * Returns the number of selected items (this is faster than
 167      * invoking selectedItems().count()).
 168      */
 169     int selectedItemsCount() const;
 170
 171     /**
 172      * Marks the items indicated by \p urls to get selected after the
 173      * directory DolphinView::url() has been loaded. Note that nothing
 174      * gets selected if no loading of a directory has been triggered
 175      * by DolphinView::setUrl() or DolphinView::reload().
 176      */
 177     void markUrlsAsSelected(const QList<QUrl> &urls);
 178
 179     /**
 180      * Marks the item indicated by \p url to be scrolled to and as the
 181      * current item after directory DolphinView::url() has been loaded.
 182      */
 183     void markUrlAsCurrent(const QUrl& url);
 184
 185     /**
 186      * All items that match the regular expression \a regexp will get selected
 187      * if \a enabled is true and deselected if \a enabled is false.
 188      *
 189      * Note that to match the whole string the pattern should be anchored:
 190      * - you can anchor the pattern with QRegularExpression::anchoredPattern()
 191      * - if you use QRegularExpresssion::wildcardToRegularExpression(), don't use
 192      *   QRegularExpression::anchoredPattern() as the former already returns an
 193      *   anchored pattern
 194      */
 195     void selectItems(const QRegularExpression &regexp, bool enabled);
 196
 197     /**
 198      * Sets the zoom level to \a level. It is assured that the used
 199      * level is adjusted to be inside the range ZoomLevelInfo::minimumLevel() and
 200      * ZoomLevelInfo::maximumLevel().
 201      */
 202     void setZoomLevel(int level);
 203     int zoomLevel() const;
 204
 205     /**
 206      * Resets the view's icon size to the default value
 207      */
 208     void resetZoomLevel();
 209
 210     void setSortRole(const QByteArray& role);
 211     QByteArray sortRole() const;
 212
 213     void setSortOrder(Qt::SortOrder order);
 214     Qt::SortOrder sortOrder() const;
 215
 216     /** Sets a separate sorting with folders first (true) or a mixed sorting of files and folders (false). */
 217     void setSortFoldersFirst(bool foldersFirst);
 218     bool sortFoldersFirst() const;
 219
 220     /** Sets the additional information which should be shown for the items. */
 221     void setVisibleRoles(const QList<QByteArray>& roles);
 222
 223     /** Returns the additional information which should be shown for the items. */
 224     QList<QByteArray> visibleRoles() const;
 225
 226     void reload();
 227
 228     /**
 229      * Refreshes the view to get synchronized with the settings (e.g. icons size,
 230      * font, ...).
 231      */
 232     void readSettings();
 233
 234     /**
 235      * Saves the current settings (e.g. icons size, font, ..).
 236      */
 237     void writeSettings();
 238
 239     /**
 240      * Filters the currently shown items by \a nameFilter. All items
 241      * which contain the given filter string will be shown.
 242      */
 243     void setNameFilter(const QString& nameFilter);
 244     QString nameFilter() const;
 245
 246     /**
 247      * Filters the currently shown items by \a filters. All items
 248      * whose content-type matches those given by the list of filters
 249      * will be shown.
 250      */
 251     void setMimeTypeFilters(const QStringList& filters);
 252     QStringList mimeTypeFilters() const;
 253
 254     /**
 255      * Returns a textual representation of the state of the current
 256      * folder or selected items, suitable for use in the status bar.
 257      */
 258     QString statusBarText() const;
 259
 260     /**
 261      * Returns the version control actions that are provided for the items \p items.
 262      * Usually the actions are presented in the context menu.
 263      */
 264     QList<QAction*> versionControlActions(const KFileItemList& items) const;
 265
 266     /**
 267      * Returns the state of the paste action:
 268      * first is whether the action should be enabled
 269      * second is the text for the action
 270      */
 271     QPair<bool, QString> pasteInfo() const;
 272
 273     /**
 274      * If \a tabsForFiles is true, the signal tabRequested() will also
 275      * emitted also for files. Per default tabs for files is disabled
 276      * and hence the signal tabRequested() will only be emitted for
 277      * directories.
 278      */
 279     void setTabsForFilesEnabled(bool tabsForFiles);
 280     bool isTabsForFilesEnabled() const;
 281
 282     /**
 283      * Returns true if the current view allows folders to be expanded,
 284      * i.e. presents a hierarchical view to the user.
 285      */
 286     bool itemsExpandable() const;
 287
 288     /**
 289      * Restores the view state (current item, contents position, details view expansion state)
 290      */
 291     void restoreState(QDataStream& stream);
 292
 293     /**
 294      * Saves the view state (current item, contents position, details view expansion state)
 295      */
 296     void saveState(QDataStream& stream);
 297
 298     /**
 299      * Returns the root item which represents the current URL.
 300      */
 301     KFileItem rootItem() const;
 302
 303     /**
 304      * Sets a context that is used for remembering the view-properties.
 305      * Per default the context is empty and the path of the currently set URL
 306      * is used for remembering the view-properties. Setting a custom context
 307      * makes sense if specific types of URLs (e.g. search-URLs) should
 308      * share common view-properties.
 309      */
 310     void setViewPropertiesContext(const QString& context);
 311     QString viewPropertiesContext() const;
 312
 313     /**
 314      * Checks if the given \a item can be opened as folder (e.g. archives).
 315      * This function will also adjust the \a url (e.g. change the protocol).
 316      * @return a valid and adjusted url if the item can be opened as folder,
 317      * otherwise return an empty url.
 318      */
 319     static QUrl openItemAsFolderUrl(const KFileItem& item, const bool browseThroughArchives = true);
 320
 321     /**
 322      * Hides tooltip displayed over element.
 323      */
 324     void hideToolTip(const ToolTipManager::HideBehavior behavior = ToolTipManager::HideBehavior::Later);
 325
 326 public slots:
 327     /**
 328      * Changes the directory to \a url. If the current directory is equal to
 329      * \a url, nothing will be done (use DolphinView::reload() instead).
 330      */
 331     void setUrl(const QUrl& url);
 332
 333     /**
 334      * Selects all items.
 335      * @see DolphinView::selectedItems()
 336      */
 337     void selectAll();
 338
 339     /**
 340      * Inverts the current selection: selected items get unselected,
 341      * unselected items get selected.
 342      * @see DolphinView::selectedItems()
 343      */
 344     void invertSelection();
 345
 346     void clearSelection();
 347
 348     /**
 349      * Triggers the renaming of the currently selected items, where
 350      * the user must input a new name for the items.
 351      */
 352     void renameSelectedItems();
 353
 354     /**
 355      * Moves all selected items to the trash.
 356      */
 357     void trashSelectedItems();
 358
 359     /**
 360      * Deletes all selected items.
 361      */
 362     void deleteSelectedItems();
 363
 364     /**
 365      * Copies all selected items to the clipboard and marks
 366      * the items as cut.
 367      */
 368     void cutSelectedItems();
 369
 370     /** Copies all selected items to the clipboard. */
 371     void copySelectedItems();
 372
 373     /** Pastes the clipboard data to this view. */
 374     void paste();
 375
 376     /**
 377      * Pastes the clipboard data into the currently selected
 378      * folder. If the current selection is not exactly one folder, no
 379      * paste operation is done.
 380      */
 381     void pasteIntoFolder();
 382
 383     /**
 384      * Creates duplicates of selected items, appending "copy"
 385      * to the end.
 386      */
 387     void duplicateSelectedItems();
 388
 389     /**
 390      * Handles a drop of @p dropEvent onto widget @p dropWidget and destination @p destUrl
 391      */
 392     void dropUrls(const QUrl &destUrl, QDropEvent *dropEvent, QWidget *dropWidget);
 393
 394     void stopLoading();
 395
 396     /**
 397      * Applies the state that has been restored by restoreViewState()
 398      * to the view.
 399      */
 400     void updateViewState();
 401
 402     /** Activates the view if the item list container gets focus. */
 403     bool eventFilter(QObject* watched, QEvent* event) override;
 404
 405 signals:
 406     /**
 407      * Is emitted if the view has been activated by e. g. a mouse click.
 408      */
 409     void activated();
 410
 411     /** Is emitted if the URL of the view has been changed to \a url. */
 412     void urlChanged(const QUrl& url);
 413
 414     /**
 415      * Is emitted when clicking on an item with the left mouse button.
 416      */
 417     void itemActivated(const KFileItem& item);
 418
 419     /**
 420      * Is emitted when multiple items have been activated by e. g.
 421      * context menu open with.
 422      */
 423     void itemsActivated(const KFileItemList& items);
 424
 425     /**
 426      * Is emitted if items have been added or deleted.
 427      */
 428     void itemCountChanged();
 429
 430     /**
 431      * Is emitted if a new tab should be opened for the URL \a url.
 432      */
 433     void tabRequested(const QUrl& url, DolphinTabWidget::TabPlacement tabPlacement);
 434
 435     /**
 436      * Is emitted if the view mode (IconsView, DetailsView,
 437      * PreviewsView) has been changed.
 438      */
 439     void modeChanged(DolphinView::Mode current, DolphinView::Mode previous);
 440
 441     /** Is emitted if the 'show preview' property has been changed. */
 442     void previewsShownChanged(bool shown);
 443
 444     /** Is emitted if the 'show hidden files' property has been changed. */
 445     void hiddenFilesShownChanged(bool shown);
 446
 447     /** Is emitted if the 'grouped sorting' property has been changed. */
 448     void groupedSortingChanged(bool groupedSorting);
 449
 450     /** Is emitted if the sorting by name, size or date has been changed. */
 451     void sortRoleChanged(const QByteArray& role);
 452
 453     /** Is emitted if the sort order (ascending or descending) has been changed. */
 454     void sortOrderChanged(Qt::SortOrder order);
 455
 456     /**
 457      * Is emitted if the sorting of files and folders (separate with folders
 458      * first or mixed) has been changed.
 459      */
 460     void sortFoldersFirstChanged(bool foldersFirst);
 461
 462     /** Is emitted if the additional information shown for this view has been changed. */
 463     void visibleRolesChanged(const QList<QByteArray>& current,
 464                              const QList<QByteArray>& previous);
 465
 466     /** Is emitted if the zoom level has been changed by zooming in or out. */
 467     void zoomLevelChanged(int current, int previous);
 468
 469     /**
 470      * Is emitted if information of an item is requested to be shown e. g. in the panel.
 471      * If item is null, no item information request is pending.
 472      */
 473     void requestItemInfo(const KFileItem& item);
 474
 475     /**
 476      * Is emitted whenever the selection has been changed.
 477      */
 478     void selectionChanged(const KFileItemList& selection);
 479
 480     /**
 481      * Is emitted if a context menu is requested for the item \a item,
 482      * which is part of \a url. If the item is null, the context menu
 483      * for the URL should be shown and the custom actions \a customActions
 484      * will be added.
 485      */
 486     void requestContextMenu(const QPoint& pos,
 487                             const KFileItem& item,
 488                             const QUrl& url,
 489                             const QList<QAction*>& customActions);
 490
 491     /**
 492      * Is emitted if an information message with the content \a msg
 493      * should be shown.
 494      */
 495     void infoMessage(const QString& msg);
 496
 497     /**
 498      * Is emitted if an error message with the content \a msg
 499      * should be shown.
 500      */
 501     void errorMessage(const QString& msg);
 502
 503     /**
 504      * Is emitted if an "operation completed" message with the content \a msg
 505      * should be shown.
 506      */
 507     void operationCompletedMessage(const QString& msg);
 508
 509     /**
 510      * Is emitted after DolphinView::setUrl() has been invoked and
 511      * the current directory is loaded. If this signal is emitted,
 512      * it is assured that the view contains already the correct root
 513      * URL and property settings.
 514      */
 515     void directoryLoadingStarted();
 516
 517     /**
 518      * Is emitted after the directory triggered by DolphinView::setUrl()
 519      * has been loaded.
 520      */
 521     void directoryLoadingCompleted();
 522
 523     /**
 524      * Is emitted after the directory loading triggered by DolphinView::setUrl()
 525      * has been canceled.
 526      */
 527     void directoryLoadingCanceled();
 528
 529     /**
 530      * Is emitted after DolphinView::setUrl() has been invoked and provides
 531      * the information how much percent of the current directory have been loaded.
 532      */
 533     void directoryLoadingProgress(int percent);
 534
 535     /**
 536      * Is emitted if the sorting is done asynchronously and provides the
 537      * progress information of the sorting.
 538      */
 539     void directorySortingProgress(int percent);
 540
 541     /**
 542      * Emitted when the file-item-model emits redirection.
 543      * Testcase: fish://localhost
 544      */
 545     void redirection(const QUrl& oldUrl, const QUrl& newUrl);
 546
 547     /**
 548      * Is emitted when the URL set by DolphinView::setUrl() represents a file.
 549      * In this case no signal errorMessage() will be emitted.
 550      */
 551     void urlIsFileError(const QUrl& url);
 552
 553     /**
 554      * Is emitted when the write state of the folder has been changed. The application
 555      * should disable all actions like "Create New..." that depend on the write
 556      * state.
 557      */
 558     void writeStateChanged(bool isFolderWritable);
 559
 560     /**
 561      * Is emitted if the URL should be changed to the previous URL of the
 562      * history (e.g. because the "back"-mousebutton has been pressed).
 563      */
 564     void goBackRequested();
 565
 566     /**
 567      * Is emitted if the URL should be changed to the next URL of the
 568      * history (e.g. because the "next"-mousebutton has been pressed).
 569      */
 570     void goForwardRequested();
 571
 572     /**
 573      * Is emitted when the user wants to move the focus to another view.
 574      */
 575     void toggleActiveViewRequested();
 576
 577     /**
 578      * Is emitted when the user clicks a tag or a link
 579      * in the metadata widget of a tooltip.
 580      */
 581     void urlActivated(const QUrl& url);
 582
 583 protected:
 584     /** Changes the zoom level if Control is pressed during a wheel event. */
 585     void wheelEvent(QWheelEvent* event) override;
 586
 587     void hideEvent(QHideEvent* event) override;
 588     bool event(QEvent* event) override;
 589
 590 private slots:
 591     /**
 592      * Marks the view as active (DolphinView:isActive() will return true)
 593      * and emits the 'activated' signal if it is not already active.
 594      */
 595     void activate();
 596
 597     void slotItemActivated(int index);
 598     void slotItemsActivated(const KItemSet& indexes);
 599     void slotItemMiddleClicked(int index);
 600     void slotItemContextMenuRequested(int index, const QPointF& pos);
 601     void slotViewContextMenuRequested(const QPointF& pos);
 602     void slotHeaderContextMenuRequested(const QPointF& pos);
 603     void slotHeaderColumnWidthChangeFinished(const QByteArray& role, qreal current);
 604     void slotItemHovered(int index);
 605     void slotItemUnhovered(int index);
 606     void slotItemDropEvent(int index, QGraphicsSceneDragDropEvent* event);
 607     void slotModelChanged(KItemModelBase* current, KItemModelBase* previous);
 608     void slotMouseButtonPressed(int itemIndex, Qt::MouseButtons buttons);
 609     void slotRenameDialogRenamingFinished(const QList<QUrl>& urls);
 610     void slotSelectedItemTextPressed(int index);
 611
 612     /*
 613      * Is called when new items get pasted or dropped.
 614      */
 615     void slotItemCreated(const QUrl &url);
 616     /*
 617      * Is called after all pasted or dropped items have been copied to destination.
 618      */
 619     void slotPasteJobResult(KJob *job);
 620
 621     /**
 622      * Emits the signal \a selectionChanged() with a small delay. This is
 623      * because getting all file items for the selection can be an expensive
 624      * operation. Fast selection changes are collected in this case and
 625      * the signal is emitted only after no selection change has been done
 626      * within a small delay.
 627      */
 628     void slotSelectionChanged(const KItemSet& current, const KItemSet& previous);
 629
 630     /**
 631      * Is called by emitDelayedSelectionChangedSignal() and emits the
 632      * signal \a selectionChanged() with all selected file items as parameter.
 633      */
 634     void emitSelectionChangedSignal();
 635
 636     /**
 637      * Updates the view properties of the current URL to the
 638      * sorting given by \a role.
 639      */
 640     void updateSortRole(const QByteArray& role);
 641
 642     /**
 643      * Updates the view properties of the current URL to the
 644      * sort order given by \a order.
 645      */
 646     void updateSortOrder(Qt::SortOrder order);
 647
 648     /**
 649      * Updates the view properties of the current URL to the
 650      * sorting of files and folders (separate with folders first or mixed) given by \a foldersFirst.
 651      */
 652     void updateSortFoldersFirst(bool foldersFirst);
 653
 654     /**
 655      * Indicates in the status bar that the delete operation
 656      * of the job \a job has been finished.
 657      */
 658     void slotDeleteFileFinished(KJob* job);
 659
 660     /**
 661      * Indicates in the status bar that the trash operation
 662      * of the job \a job has been finished.
 663      */
 664     void slotTrashFileFinished(KJob* job);
 665
 666     /**
 667      * Invoked when the rename job is done, for error handling.
 668      */
 669     void slotRenamingResult(KJob* job);
 670
 671     /**
 672      * Invoked when the file item model has started the loading
 673      * of the directory specified by DolphinView::url().
 674      */
 675     void slotDirectoryLoadingStarted();
 676
 677     /**
 678      * Invoked when the file item model indicates that the loading of a directory has
 679      * been completed. Assures that pasted items and renamed items get selected.
 680      */
 681     void slotDirectoryLoadingCompleted();
 682
 683     /**
 684      * Is invoked when items of KFileItemModel have been changed.
 685      */
 686     void slotItemsChanged();
 687
 688     /**
 689      * Is invoked when the sort order has been changed by the user by clicking
 690      * on a header item. The view properties of the directory will get updated.
 691      */
 692     void slotSortOrderChangedByHeader(Qt::SortOrder current, Qt::SortOrder previous);
 693
 694     /**
 695      * Is invoked when the sort role has been changed by the user by clicking
 696      * on a header item. The view properties of the directory will get updated.
 697      */
 698     void slotSortRoleChangedByHeader(const QByteArray& current, const QByteArray& previous);
 699
 700     /**
 701      * Is invoked when the visible roles have been changed by the user by dragging
 702      * a header item. The view properties of the directory will get updated.
 703      */
 704     void slotVisibleRolesChangedByHeader(const QList<QByteArray>& current,
 705                                          const QList<QByteArray>& previous);
 706
 707     void slotRoleEditingCanceled();
 708     void slotRoleEditingFinished(int index, const QByteArray& role, const QVariant& value);
 709
 710     /**
 711      * Observes the item with the URL \a url. As soon as the directory
 712      * model indicates that the item is available, the item will
 713      * get selected and it is assured that the item stays visible.
 714      */
 715     void observeCreatedItem(const QUrl &url);
 716
 717     /**
 718      * Called when a redirection happens.
 719      * Testcase: fish://localhost
 720      */
 721     void slotDirectoryRedirection(const QUrl& oldUrl, const QUrl& newUrl);
 722
 723     /**
 724      * Calculates the number of currently shown files into
 725      * \a fileCount and the number of folders into \a folderCount.
 726      * The size of all files is written into \a totalFileSize.
 727      * It is recommend using this method instead of asking the
 728      * directory lister or the model directly, as it takes
 729      * filtering and hierarchical previews into account.
 730      */
 731     void calculateItemCount(int& fileCount, int& folderCount, KIO::filesize_t& totalFileSize) const;
 732
 733     void slotTwoClicksRenamingTimerTimeout();
 734
 735 private:
 736     void loadDirectory(const QUrl& url, bool reload = false);
 737
 738     /**
 739      * Applies the view properties which are defined by the current URL
 740      * to the DolphinView properties. The view properties are read from a
 741      * .directory file either in the current directory, or in the
 742      * share/apps/dolphin/view_properties/ subfolder of the user's .kde folder.
 743      */
 744     void applyViewProperties();
 745
 746     /**
 747      * Applies the given view properties to the DolphinView.
 748      */
 749     void applyViewProperties(const ViewProperties& props);
 750
 751     /**
 752      * Applies the m_mode property to the corresponding
 753      * itemlayout-property of the KItemListView.
 754      */
 755     void applyModeToView();
 756
 757     /**
 758      * Helper method for DolphinView::paste() and DolphinView::pasteIntoFolder().
 759      * Pastes the clipboard data into the URL \a url.
 760      */
 761     void pasteToUrl(const QUrl& url);
 762
 763     /**
 764      * Returns a list of URLs for all selected items. The list is
 765      * simplified, so that when the URLs are part of different tree
 766      * levels, only the parent is returned.
 767      */
 768     QList<QUrl> simplifiedSelectedUrls() const;
 769
 770     /**
 771      * Returns the MIME data for all selected items.
 772      */
 773     QMimeData* selectionMimeData() const;
 774
 775     /**
 776      * Updates m_isFolderWritable dependent on whether the folder represented by
 777      * the current URL is writable. If the state has changed, the signal
 778      * writeableStateChanged() will be emitted.
 779      */
 780     void updateWritableState();
 781
 782     /**
 783      * @return The current URL if no viewproperties-context is given (see
 784      *         DolphinView::viewPropertiesContext(), otherwise the context
 785      *         is returned.
 786      */
 787     QUrl viewPropertiesUrl() const;
 788
 789     /**
 790      * Clears the selection and updates current item and selection according to the parameters
 791      *
 792      * @param current URL to be set as current
 793      * @param selected list of selected items
 794      */
 795     void forceUrlsSelection(const QUrl& current, const QList<QUrl>& selected);
 796
 797     void abortTwoClicksRenaming();
 798
 799 private:
 800     void updatePalette();
 801
 802     bool m_active;
 803     bool m_tabsForFiles;
 804     bool m_assureVisibleCurrentIndex;
 805     bool m_isFolderWritable;
 806     bool m_dragging; // True if a dragging is done. Required to be able to decide whether a
 807                      // tooltip may be shown when hovering an item.
 808
 809     QUrl m_url;
 810     QString m_viewPropertiesContext;
 811     Mode m_mode;
 812     QList<QByteArray> m_visibleRoles;
 813
 814     QVBoxLayout* m_topLayout;
 815
 816     KFileItemModel* m_model;
 817     DolphinItemListView* m_view;
 818     KItemListContainer* m_container;
 819
 820     ToolTipManager* m_toolTipManager;
 821
 822     QTimer* m_selectionChangedTimer;
 823
 824     QUrl m_currentItemUrl; // Used for making the view to remember the current URL after F5
 825     bool m_scrollToCurrentItem; // Used for marking we need to scroll to current item or not
 826     QPoint m_restoredContentsPosition;
 827
 828     QList<QUrl> m_selectedUrls; // Used for making the view to remember selections after F5
 829     bool m_clearSelectionBeforeSelectingNewItems;
 830     bool m_markFirstNewlySelectedItemAsCurrent;
 831
 832     VersionControlObserver* m_versionControlObserver;
 833
 834     QTimer* m_twoClicksRenamingTimer;
 835     QUrl m_twoClicksRenamingItemUrl;
 836
 837     // For unit tests
 838     friend class TestBase;
 839     friend class DolphinDetailsViewTest;
 840     friend class DolphinPart;                   // Accesses m_model
 841 };
 842
 843 /// Allow using DolphinView::Mode in QVariant
 844 Q_DECLARE_METATYPE(DolphinView::Mode)
 845
 846 #endif // DOLPHINVIEW_H