src/dolphinmainwindow.h

   1 /*
   2  * SPDX-FileCopyrightText: 2006 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Stefan Monov <logixoul@gmail.com>
   4  * SPDX-FileCopyrightText: 2006 Cvetoslav Ludmiloff <ludmiloff@gmail.com>
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-or-later
   7  */
   8
   9 #ifndef DOLPHIN_MAINWINDOW_H
  10 #define DOLPHIN_MAINWINDOW_H
  11
  12 #include "dolphintabwidget.h"
  13 #include <config-baloo.h>
  14 #include <kio/fileundomanager.h>
  15 #include <KSortableList>
  16 #include <kxmlguiwindow.h>
  17
  18 #ifdef HAVE_BALOO
  19     #include "panels/information/informationpanel.h"
  20 #endif
  21
  22 #include <QIcon>
  23 #include <QList>
  24 #include <QMenu>
  25 #include <QPointer>
  26 #include <QUrl>
  27 #include <QVector>
  28
  29 typedef KIO::FileUndoManager::CommandType CommandType;
  30
  31 class DolphinBookmarkHandler;
  32 class DolphinViewActionHandler;
  33 class DolphinSettingsDialog;
  34 class DolphinViewContainer;
  35 class DolphinRemoteEncoding;
  36 class DolphinTabWidget;
  37 class KFileItem;
  38 class KFileItemList;
  39 class KJob;
  40 class KNewFileMenu;
  41 class KHelpMenu;
  42 class KToolBarPopupAction;
  43 class QToolButton;
  44 class PlacesPanel;
  45 class TerminalPanel;
  46
  47 namespace KIO {
  48     class OpenUrlJob;
  49 }
  50
  51 /**
  52  * @short Main window for Dolphin.
  53  *
  54  * Handles the menus, toolbars and Dolphin views.
  55  */
  56 class DolphinMainWindow: public KXmlGuiWindow
  57 {
  58     Q_OBJECT
  59     Q_CLASSINFO("D-Bus Interface", "org.kde.dolphin.MainWindow")
  60
  61 public:
  62     DolphinMainWindow();
  63     ~DolphinMainWindow() override;
  64
  65     /**
  66      * Returns the currently active view.
  67      * All menu actions are applied to this view. When
  68      * having a split view setup, the nonactive view
  69      * is usually shown in darker colors.
  70      */
  71     DolphinViewContainer* activeViewContainer() const;
  72
  73     /**
  74      * Returns view container for all tabs
  75      */
  76     QVector<DolphinViewContainer*> viewContainers() const;
  77
  78     /**
  79      * Opens each directory in \p dirs in a separate tab. If \a splitView is set,
  80      * 2 directories are collected within one tab.
  81      * \pre \a dirs must contain at least one url.
  82      */
  83     void openDirectories(const QList<QUrl> &dirs, bool splitView);
  84
  85     /**
  86      * Opens the directories which contain the files \p files and selects all files.
  87      * If \a splitView is set, 2 directories are collected within one tab.
  88      * \pre \a files must contain at least one url.
  89      */
  90     void openFiles(const QList<QUrl>& files, bool splitView);
  91
  92     /**
  93      * Returns the 'Create New...' sub menu which also can be shared
  94      * with other menus (e. g. a context menu).
  95      */
  96     KNewFileMenu* newFileMenu() const;
  97
  98     /**
  99      * Switch the window's view containers' locations to display the home path
 100      * for any which are currently displaying a location corresponding to or
 101      * within mountPath.
 102      *
 103      * This typically done after unmounting a disk at mountPath to ensure that
 104      * the window is not displaying an invalid location.
 105      */
 106     void setViewsToHomeIfMountPathOpen(const QString& mountPath);
 107
 108     /**
 109      * Sets any of the window's view containers which are currently displaying
 110      * invalid locations to the home path
 111      */
 112     void setViewsWithInvalidPathsToHome();
 113
 114     bool isFoldersPanelEnabled() const;
 115     bool isInformationPanelEnabled() const;
 116
 117 public Q_SLOTS:
 118     /**
 119      * Opens each directory in \p dirs in a separate tab. If \a splitView is set,
 120      * 2 directories are collected within one tab.
 121      * \pre \a dirs must contain at least one url.
 122      *
 123      * @note this function is overloaded so that it is callable via DBus.
 124      */
 125     void openDirectories(const QStringList &dirs, bool splitView);
 126
 127     /**
 128      * Opens the directories which contain the files \p files and selects all files.
 129      * If \a splitView is set, 2 directories are collected within one tab.
 130      * \pre \a files must contain at least one url.
 131      *
 132      * @note this is overloaded so that this function is callable via DBus.
 133      */
 134     void openFiles(const QStringList &files, bool splitView);
 135
 136     /**
 137      * Tries to raise/activate the Dolphin window.
 138      */
 139     void activateWindow();
 140
 141     /**
 142      * Determines if a URL is open in any tab.
 143      * @note Use of QString instead of QUrl is required to be callable via DBus.
 144      *
 145      * @param url URL to look for
 146      * @returns true if url is currently open in a tab, false otherwise.
 147      */
 148     bool isUrlOpen(const QString &url);
 149
 150
 151     /**
 152      * Pastes the clipboard data into the currently selected folder
 153      * of the active view. If not exactly one folder is selected,
 154      * no pasting is done at all.
 155      */
 156     void pasteIntoFolder();
 157
 158     /**
 159      * Implementation of the MainWindowAdaptor/QDBusAbstractAdaptor interface.
 160      * Inform all affected dolphin components (panels, views) of an URL
 161      * change.
 162      */
 163     void changeUrl(const QUrl& url);
 164
 165     /**
 166      * The current directory of the Terminal Panel has changed, probably because
 167      * the user entered a 'cd' command. This slot calls changeUrl(url) and makes
 168      * sure that the panel keeps the keyboard focus.
 169      */
 170     void slotTerminalDirectoryChanged(const QUrl& url);
 171
 172     /** Stores all settings and quits Dolphin. */
 173     void quit();
 174
 175     /**
 176      * Opens a new tab in the background showing the URL \a url.
 177      */
 178     void openNewTab(const QUrl& url);
 179
 180 Q_SIGNALS:
 181     /**
 182      * Is sent if the selection of the currently active view has
 183      * been changed.
 184      */
 185     void selectionChanged(const KFileItemList& selection);
 186
 187     /**
 188      * Is sent if the url of the currently active view has
 189      * been changed.
 190      */
 191     void urlChanged(const QUrl& url);
 192
 193     /**
 194      * Is emitted if information of an item is requested to be shown e. g. in the panel.
 195      * If item is null, no item information request is pending.
 196      */
 197     void requestItemInfo(const KFileItem& item);
 198
 199     /**
 200      * It is emitted when in the current view, files are changed,
 201      * or dirs have files/removed from them.
 202      */
 203     void fileItemsChanged(const KFileItemList &changedFileItems);
 204
 205     /**
 206      * Is emitted if the settings have been changed.
 207      */
 208     void settingsChanged();
 209
 210 protected:
 211     /** @see QWidget::showEvent() */
 212     void showEvent(QShowEvent* event) override;
 213
 214     /** @see QMainWindow::closeEvent() */
 215     void closeEvent(QCloseEvent* event) override;
 216
 217     /** @see KMainWindow::saveProperties() */
 218     void saveProperties(KConfigGroup& group) override;
 219
 220     /** @see KMainWindow::readProperties() */
 221     void readProperties(const KConfigGroup& group) override;
 222
 223     /** Handles QWhatsThisClickedEvent and passes all others on. */
 224     bool event(QEvent* event) override;
 225     /** Handles QWhatsThisClickedEvent and passes all others on. */
 226     bool eventFilter(QObject*, QEvent*) override;
 227
 228 protected Q_SLOTS:
 229     /**
 230      * Calls the base method KXmlGuiWindow::saveNewToolbarConfig().
 231      * Is also used to set toolbar constraints and UrlNavigator position
 232      * based on the newly changed toolbar configuration.
 233      */
 234     void saveNewToolbarConfig() override;
 235
 236 private Q_SLOTS:
 237     /**
 238      * Refreshes the views of the main window by recreating them according to
 239      * the given Dolphin settings.
 240      */
 241     void refreshViews();
 242
 243     void clearStatusBar();
 244
 245     /** Updates the 'Create New...' sub menu. */
 246     void updateNewMenu();
 247
 248     void createDirectory();
 249
 250     /** Shows the error message in the status bar of the active view. */
 251     void showErrorMessage(const QString& message);
 252
 253     /**
 254      * Updates the state of the 'Undo' menu action dependent
 255      * on the parameter \a available.
 256      */
 257     void slotUndoAvailable(bool available);
 258
 259     /** Sets the text of the 'Undo' menu action to \a text. */
 260     void slotUndoTextChanged(const QString& text);
 261
 262     /** Performs the current undo operation. */
 263     void undo();
 264
 265     /**
 266      * Copies all selected items to the clipboard and marks
 267      * the items as cut.
 268      */
 269     void cut();
 270
 271     /** Copies all selected items to the clipboard. */
 272     void copy();
 273
 274     /** Pastes the clipboard data to the active view. */
 275     void paste();
 276
 277     /** Replaces the URL navigator by a search box to find files. */
 278     void find();
 279
 280     /** Updates the state of the search action according to the view container. */
 281     void updateSearchAction();
 282
 283     /**
 284      * Updates the text of the paste action dependent on
 285      * the number of items which are in the clipboard.
 286      */
 287     void updatePasteAction();
 288
 289     /** Selects all items from the active view. */
 290     void selectAll();
 291
 292     /**
 293      * Inverts the selection of all items of the active view:
 294      * Selected items get nonselected and nonselected items get
 295      * selected.
 296      */
 297     void invertSelection();
 298
 299     /**
 300      * Switches between one and two views:
 301      * If one view is visible, it will get split into two views.
 302      * If already two views are visible, the active view gets closed.
 303      */
 304     void toggleSplitView();
 305
 306     /** Dedicated action to open the stash:/ ioslave in split view. */
 307     void toggleSplitStash();
 308
 309     /** Reloads the currently active view. */
 310     void reloadView();
 311
 312     /** Stops the loading process for the currently active view. */
 313     void stopLoading();
 314
 315     void enableStopAction();
 316     void disableStopAction();
 317
 318     void showFilterBar();
 319     void toggleFilterBar();
 320
 321     /**
 322      * Toggles between edit and browse mode of the navigation bar.
 323      */
 324     void toggleEditLocation();
 325
 326     /**
 327      * Switches to the edit mode of the navigation bar and selects
 328      * the whole URL, so that it can be replaced by the user. If the edit mode is
 329      * already active, it is assured that the navigation bar get focused.
 330      */
 331     void replaceLocation();
 332
 333     /**
 334      * Toggles the state of the panels between a locked and unlocked layout.
 335      */
 336     void togglePanelLockState();
 337
 338     /**
 339      * Is invoked if the Terminal panel got visible/invisible and takes care
 340      * that the active view has the focus if the Terminal panel is invisible.
 341      */
 342     void slotTerminalPanelVisibilityChanged();
 343
 344     /** Goes back one step of the URL history. */
 345     void goBack();
 346
 347     /** Goes forward one step of the URL history. */
 348     void goForward();
 349
 350     /** Goes up one hierarchy of the current URL. */
 351     void goUp();
 352
 353     /** Changes the location to the home URL. */
 354     void goHome();
 355
 356     /** Open the previous URL in the URL history in a new tab. */
 357     void goBackInNewTab();
 358
 359     /** Open the next URL in the URL history in a new tab. */
 360     void goForwardInNewTab();
 361
 362     /** Open the URL one hierarchy above the current URL in a new tab. */
 363     void goUpInNewTab();
 364
 365     /** * Open the home URL in a new tab. */
 366     void goHomeInNewTab();
 367
 368     /** Opens Kompare for 2 selected files. */
 369     void compareFiles();
 370
 371     /**
 372      * Hides the menu bar if it is visible, makes the menu bar
 373      * visible if it is hidden.
 374      */
 375     void toggleShowMenuBar();
 376
 377     /** Updates "Open Preferred Search Tool" action. */
 378     void updateOpenPreferredSearchToolAction();
 379
 380     /** Opens preferred search tool for the current location. */
 381     void openPreferredSearchTool();
 382
 383     /** Opens a terminal window for the current location. */
 384     void openTerminal();
 385
 386     /** Focus a Terminal Panel. */
 387     void focusTerminalPanel();
 388
 389     /** Opens the settings dialog for Dolphin. */
 390     void editSettings();
 391
 392     /** Updates the state of the 'Show Full Location' action. */
 393     void slotEditableStateChanged(bool editable);
 394
 395     /**
 396      * Updates the state of the 'Edit' menu actions and emits
 397      * the signal selectionChanged().
 398      */
 399     void slotSelectionChanged(const KFileItemList& selection);
 400
 401     /**
 402      * Updates the state of the 'Back' and 'Forward' menu
 403      * actions corresponding to the current history.
 404      */
 405     void updateHistory();
 406
 407     /** Updates the state of the 'Show filter bar' menu action. */
 408     void updateFilterBarAction(bool show);
 409
 410     /** Open a new main window. */
 411     void openNewMainWindow();
 412
 413     /**
 414      * Opens a new view with the current URL that is part of a tab and
 415      * activates it.
 416      */
 417     void openNewActivatedTab();
 418
 419     /**
 420      * Adds the current URL as an entry to the Places panel
 421      */
 422     void addToPlaces();
 423
 424     /**
 425      * Opens the selected folder in a new tab.
 426      */
 427     void openInNewTab();
 428
 429     /**
 430      * Opens the selected folder in a new window.
 431      */
 432     void openInNewWindow();
 433
 434     /**
 435      * Show the target of the selected symlink
 436      */
 437     void showTarget();
 438
 439     /**
 440      * Indicates in the statusbar that the execution of the command \a command
 441      * has been finished.
 442      */
 443     void showCommand(CommandType command);
 444
 445     /**
 446      * If the URL can be listed, open it in the current view, otherwise
 447      * run it through KRun.
 448      */
 449     void handleUrl(const QUrl& url);
 450
 451     /**
 452      * Is invoked when the write state of a folder has been changed and
 453      * enables/disables the "Create New..." menu entry.
 454      */
 455     void slotWriteStateChanged(bool isFolderWritable);
 456
 457     /**
 458      * Opens the context menu on the current mouse position.
 459      * @pos           Position in screen coordinates.
 460      * @item          File item context. If item is null, the context menu
 461      *                should be applied to \a url.
 462      * @url           URL which contains \a item.
 463      * @customActions Actions that should be added to the context menu,
 464      *                if the file item is null.
 465      */
 466     void openContextMenu(const QPoint& pos,
 467                          const KFileItem& item,
 468                          const QUrl& url,
 469                          const QList<QAction*>& customActions);
 470
 471     void updateControlMenu();
 472     void updateToolBar();
 473     void slotControlButtonDeleted();
 474
 475     /**
 476      * Is called if the user clicked an item in the Places Panel.
 477      * Reloads the view if \a url is the current URL already, and changes the
 478      * current URL otherwise.
 479      */
 480     void slotPlaceActivated(const QUrl& url);
 481
 482     /**
 483      * Is called if the another view has been activated by changing the current
 484      * tab or activating another view in split-view mode.
 485      *
 486      * Activates the given view, which means that all menu actions are applied
 487      * to this view. When having a split view setup, the nonactive view is
 488      * usually shown in darker colors.
 489      */
 490     void activeViewChanged(DolphinViewContainer* viewContainer);
 491
 492     void closedTabsCountChanged(unsigned int count);
 493
 494     /**
 495      * Is called if a new tab has been opened or a tab has been closed to
 496      * enable/disable the tab actions.
 497      */
 498     void tabCountChanged(int count);
 499
 500     /**
 501      * Updates the Window Title with the caption from the active view container
 502      */
 503     void updateWindowTitle();
 504
 505     /**
 506      * This slot is called when the user requested to unmount a removable media
 507      * from the places menu
 508      */
 509     void slotStorageTearDownFromPlacesRequested(const QString& mountPath);
 510
 511     /**
 512      * This slot is called when the user requested to unmount a removable media
 513      * _not_ from the dolphin's places menu (from the notification area for e.g.)
 514      * This slot is basically connected to each removable device's
 515      * Solid::StorageAccess::teardownRequested(const QString & udi)
 516      * signal through the places panel.
 517      */
 518     void slotStorageTearDownExternallyRequested(const QString& mountPath);
 519
 520     /**
 521      * Is called when the view has finished loading the directory.
 522      */
 523     void slotDirectoryLoadingCompleted();
 524
 525     /**
 526      * Is called when the user middle clicks a toolbar button.
 527      *
 528      * Here middle clicking Back/Forward/Up/Home will open the resulting
 529      * folder in a new tab.
 530      */
 531     void slotToolBarActionMiddleClicked(QAction *action);
 532
 533     /**
 534      * Is called before the Back popup menu is shown. This slot will populate
 535      * the menu with history data
 536      */
 537     void slotAboutToShowBackPopupMenu();
 538
 539     /**
 540       * This slot is used by the Back Popup Menu to go back to a specific
 541       * history index. The QAction::data will carry an int with the index
 542       * to go to.
 543       */
 544     void slotGoBack(QAction* action);
 545
 546     /**
 547      * Middle clicking Back/Forward will open the resulting folder in a new tab.
 548      */
 549     void slotBackForwardActionMiddleClicked(QAction *action);
 550
 551     /**
 552      * Is called before the Forward popup menu is shown. This slot will populate
 553      * the menu with history data
 554      */
 555     void slotAboutToShowForwardPopupMenu();
 556
 557     /**
 558       * This slot is used by the Forward Popup Menu to go forward to a specific
 559       * history index. The QAction::data will carry an int with the index
 560       * to go to.
 561       */
 562     void slotGoForward(QAction* action);
 563 private:
 564     /**
 565      * Sets up the various menus and actions and connects them.
 566      */
 567     void setupActions();
 568
 569     /**
 570      * Sets up the dock widgets and their panels.
 571      */
 572     void setupDockWidgets();
 573
 574     void updateFileAndEditActions();
 575     void updateViewActions();
 576     void updateGoActions();
 577
 578     void createControlButton();
 579     void deleteControlButton();
 580
 581     /**
 582      * Adds the action \p action to the menu \p menu in
 583      * case if it has not added already to the toolbar.
 584      * @return True if the action has been added to the menu.
 585      */
 586     bool addActionToMenu(QAction* action, QMenu* menu);
 587
 588     /**
 589      * Connects the signals from the created DolphinView with
 590      * the DolphinViewContainer \a container with the corresponding slots of
 591      * the DolphinMainWindow. This method must be invoked each
 592      * time a DolphinView has been created.
 593      */
 594     void connectViewSignals(DolphinViewContainer* container);
 595
 596     /**
 597      * Updates the text of the split action:
 598      * If two views are shown, the text is set to "Split",
 599      * otherwise the text is set to "Join". The icon
 600      * is updated to match with the text and the currently active view.
 601      */
 602     void updateSplitAction();
 603
 604     /**
 605      * Sets the window sides the toolbar may be moved to based on toolbar contents.
 606      */
 607     void updateAllowedToolbarAreas();
 608
 609     bool isKompareInstalled() const;
 610
 611     /**
 612      * Creates an action for showing/hiding a panel, that is accessible
 613      * in "Configure toolbars..." and "Configure shortcuts...". This is necessary
 614      * as the action for toggling the dock visibility is done by Qt which
 615      * is no KAction instance.
 616      */
 617     void createPanelAction(const QIcon &icon,
 618                            const QKeySequence& shortcut,
 619                            QAction* dockAction,
 620                            const QString& actionName);
 621
 622     /** Adds "What's This?" texts to many widgets and StandardActions. */
 623     void setupWhatsThis();
 624
 625     /** Returns preferred search tool as configured in "More Search Tools" menu. */
 626     QPointer<QAction> preferredSearchTool();
 627
 628 private:
 629     /**
 630      * Implements a custom error handling for the undo manager. This
 631      * assures that all errors are shown in the status bar of Dolphin
 632      * instead as modal error dialog with an OK button.
 633      */
 634     class UndoUiInterface : public KIO::FileUndoManager::UiInterface
 635     {
 636     public:
 637         UndoUiInterface();
 638         ~UndoUiInterface() override;
 639         void jobError(KIO::Job* job) override;
 640     };
 641
 642     KNewFileMenu* m_newFileMenu;
 643     KHelpMenu* m_helpMenu;
 644     DolphinTabWidget* m_tabWidget;
 645     DolphinViewContainer* m_activeViewContainer;
 646
 647     DolphinViewActionHandler* m_actionHandler;
 648     DolphinRemoteEncoding* m_remoteEncoding;
 649     QPointer<DolphinSettingsDialog> m_settingsDialog;
 650     DolphinBookmarkHandler* m_bookmarkHandler;
 651
 652     // Members for the toolbar menu that is shown when the menubar is hidden:
 653     QToolButton* m_controlButton;
 654     QTimer* m_updateToolBarTimer;
 655
 656     KIO::OpenUrlJob *m_lastHandleUrlOpenJob;
 657
 658     TerminalPanel* m_terminalPanel;
 659     PlacesPanel* m_placesPanel;
 660     bool m_tearDownFromPlacesRequested;
 661
 662     KToolBarPopupAction* m_backAction;
 663     KToolBarPopupAction* m_forwardAction;
 664
 665     /** Makes sure that only one object is ever connected to the history. */
 666     QMetaObject::Connection m_updateHistoryConnection;
 667
 668     QMenu m_searchTools;
 669 };
 670
 671 inline DolphinViewContainer* DolphinMainWindow::activeViewContainer() const
 672 {
 673     return m_activeViewContainer;
 674 }
 675
 676 inline KNewFileMenu* DolphinMainWindow::newFileMenu() const
 677 {
 678     return m_newFileMenu;
 679 }
 680
 681 #endif // DOLPHIN_MAINWINDOW_H
 682