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