src/dolphinmainwindow.h

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz <peter.penz19@gmail.com>             *
   3  *   Copyright (C) 2006 by Stefan Monov <logixoul@gmail.com>               *
   4  *   Copyright (C) 2006 by Cvetoslav Ludmiloff <ludmiloff@gmail.com>       *
   5  *                                                                         *
   6  *   This program is free software; you can redistribute it and/or modify  *
   7  *   it under the terms of the GNU General Public License as published by  *
   8  *   the Free Software Foundation; either version 2 of the License, or     *
   9  *   (at your option) any later version.                                   *
  10  *                                                                         *
  11  *   This program is distributed in the hope that it will be useful,       *
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  14  *   GNU General Public License for more details.                          *
  15  *                                                                         *
  16  *   You should have received a copy of the GNU General Public License     *
  17  *   along with this program; if not, write to the                         *
  18  *   Free Software Foundation, Inc.,                                       *
  19  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  20  ***************************************************************************/
  21
  22 #ifndef DOLPHIN_MAINWINDOW_H
  23 #define DOLPHIN_MAINWINDOW_H
  24
  25 #include <config-baloo.h>
  26
  27 #include <kio/fileundomanager.h>
  28 #include <ksortablelist.h>
  29 #include <kxmlguiwindow.h>
  30 #include <QIcon>
  31 #include <QUrl>
  32
  33 #include <QList>
  34 #include <QWeakPointer>
  35
  36 typedef KIO::FileUndoManager::CommandType CommandType;
  37
  38 class DolphinViewActionHandler;
  39 class DolphinSettingsDialog;
  40 class DolphinViewContainer;
  41 class DolphinRemoteEncoding;
  42 class DolphinTabWidget;
  43 class KFileItem;
  44 class KFileItemList;
  45 class KJob;
  46 class KNewFileMenu;
  47 class QToolButton;
  48 class QIcon;
  49
  50 /**
  51  * @short Main window for Dolphin.
  52  *
  53  * Handles the menus, toolbars and Dolphin views.
  54  */
  55 class DolphinMainWindow: public KXmlGuiWindow
  56 {
  57     Q_OBJECT
  58     Q_CLASSINFO("D-Bus Interface", "org.kde.dolphin.MainWindow")
  59     Q_PROPERTY(int id READ getId SCRIPTABLE true)
  60
  61 public:
  62     DolphinMainWindow();
  63     virtual ~DolphinMainWindow();
  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      * Opens each directory in \p dirs in a separate tab. If the "split view"
  75      * option is enabled, 2 directories are collected within one tab.
  76      */
  77     void openDirectories(const QList<QUrl> &dirs);
  78
  79     /**
  80      * Opens the directory which contains the files \p files
  81      * and selects all files (implements the --select option
  82      * of Dolphin).
  83      */
  84     void openFiles(const QList<QUrl>& files);
  85
  86     /**
  87      * Returns the 'Create New...' sub menu which also can be shared
  88      * with other menus (e. g. a context menu).
  89      */
  90     KNewFileMenu* newFileMenu() const;
  91
  92 public slots:
  93     /**
  94      * Pastes the clipboard data into the currently selected folder
  95      * of the active view. If not exactly one folder is selected,
  96      * no pasting is done at all.
  97      */
  98     void pasteIntoFolder();
  99
 100     /**
 101      * Returns the main window ID used through DBus.
 102      */
 103     int getId() const;
 104
 105     /**
 106      * Implementation of the MainWindowAdaptor/QDBusAbstractAdaptor interface.
 107      * Inform all affected dolphin components (panels, views) of an URL
 108      * change.
 109      */
 110     void changeUrl(const QUrl& url);
 111
 112     /**
 113      * The current directory of the Terminal Panel has changed, probably because
 114      * the user entered a 'cd' command. This slot calls changeUrl(url) and makes
 115      * sure that the panel keeps the keyboard focus.
 116      */
 117     void slotTerminalDirectoryChanged(const QUrl& url);
 118
 119     /** Stores all settings and quits Dolphin. */
 120     void quit();
 121
 122     /**
 123      * Opens a new tab showing the URL \a url and activates the tab.
 124      */
 125     void openNewActivatedTab(const QUrl& url);
 126
 127 signals:
 128     /**
 129      * Is sent if the selection of the currently active view has
 130      * been changed.
 131      */
 132     void selectionChanged(const KFileItemList& selection);
 133
 134     /**
 135      * Is sent if the url of the currently active view has
 136      * been changed.
 137      */
 138     void urlChanged(const QUrl& url);
 139
 140     /**
 141      * Is emitted if information of an item is requested to be shown e. g. in the panel.
 142      * If item is null, no item information request is pending.
 143      */
 144     void requestItemInfo(const KFileItem& item);
 145
 146     /**
 147      * Is emitted if the settings have been changed.
 148      */
 149     void settingsChanged();
 150
 151 protected:
 152     /** @see QWidget::showEvent() */
 153     virtual void showEvent(QShowEvent* event) Q_DECL_OVERRIDE;
 154
 155     /** @see QMainWindow::closeEvent() */
 156     virtual void closeEvent(QCloseEvent* event) Q_DECL_OVERRIDE;
 157
 158     /** @see KMainWindow::saveProperties() */
 159     virtual void saveProperties(KConfigGroup& group) Q_DECL_OVERRIDE;
 160
 161     /** @see KMainWindow::readProperties() */
 162     virtual void readProperties(const KConfigGroup& group) Q_DECL_OVERRIDE;
 163
 164 private slots:
 165     /**
 166      * Refreshes the views of the main window by recreating them according to
 167      * the given Dolphin settings.
 168      */
 169     void refreshViews();
 170
 171     void clearStatusBar();
 172
 173     /** Updates the 'Create New...' sub menu. */
 174     void updateNewMenu();
 175
 176     void createDirectory();
 177
 178     /** Shows the error message in the status bar of the active view. */
 179     void showErrorMessage(const QString& message);
 180
 181     /**
 182      * Updates the state of the 'Undo' menu action dependent
 183      * on the parameter \a available.
 184      */
 185     void slotUndoAvailable(bool available);
 186
 187     /** Sets the text of the 'Undo' menu action to \a text. */
 188     void slotUndoTextChanged(const QString& text);
 189
 190     /** Performs the current undo operation. */
 191     void undo();
 192
 193     /**
 194      * Copies all selected items to the clipboard and marks
 195      * the items as cut.
 196      */
 197     void cut();
 198
 199     /** Copies all selected items to the clipboard. */
 200     void copy();
 201
 202     /** Pastes the clipboard data to the active view. */
 203     void paste();
 204
 205     /** Replaces the URL navigator by a search box to find files. */
 206     void find();
 207
 208     /**
 209      * Updates the text of the paste action dependent on
 210      * the number of items which are in the clipboard.
 211      */
 212     void updatePasteAction();
 213
 214     /** Selects all items from the active view. */
 215     void selectAll();
 216
 217     /**
 218      * Inverts the selection of all items of the active view:
 219      * Selected items get nonselected and nonselected items get
 220      * selected.
 221      */
 222     void invertSelection();
 223
 224     /**
 225      * Switches between one and two views:
 226      * If one view is visible, it will get split into two views.
 227      * If already two views are visible, the active view gets closed.
 228      */
 229     void toggleSplitView();
 230
 231     /** Reloads the currently active view. */
 232     void reloadView();
 233
 234     /** Stops the loading process for the currently active view. */
 235     void stopLoading();
 236
 237     void enableStopAction();
 238     void disableStopAction();
 239
 240     void showFilterBar();
 241
 242     /**
 243      * Toggles between edit and browse mode of the navigation bar.
 244      */
 245     void toggleEditLocation();
 246
 247     /**
 248      * Switches to the edit mode of the navigation bar and selects
 249      * the whole URL, so that it can be replaced by the user. If the edit mode is
 250      * already active, it is assured that the navigation bar get focused.
 251      */
 252     void replaceLocation();
 253
 254     /**
 255      * Toggles the state of the panels between a locked and unlocked layout.
 256      */
 257     void togglePanelLockState();
 258
 259     /** Goes back one step of the URL history. */
 260     void goBack();
 261
 262     /** Goes forward one step of the URL history. */
 263     void goForward();
 264
 265     /** Goes up one hierarchy of the current URL. */
 266     void goUp();
 267
 268     /** Changes the location to the home URL. */
 269     void goHome();
 270
 271     /**
 272      * Open the previous URL in the URL history in a new tab
 273      * if the middle mouse button is clicked.
 274      */
 275     void goBack(Qt::MouseButtons buttons);
 276
 277     /**
 278      * Open the next URL in the URL history in a new tab
 279      * if the middle mouse button is clicked.
 280      */
 281     void goForward(Qt::MouseButtons buttons);
 282
 283     /**
 284      * Open the URL one hierarchy above the current URL in a new tab
 285      * if the middle mouse button is clicked.
 286      */
 287     void goUp(Qt::MouseButtons buttons);
 288
 289     /**
 290      * Open the home URL in a new tab
 291      */
 292     void goHome(Qt::MouseButtons buttons);
 293
 294     /** Opens Kompare for 2 selected files. */
 295     void compareFiles();
 296
 297     /**
 298      * Hides the menu bar if it is visible, makes the menu bar
 299      * visible if it is hidden.
 300      */
 301     void toggleShowMenuBar();
 302
 303     /** Opens a terminal window for the current location. */
 304     void openTerminal();
 305
 306     /** Opens the settings dialog for Dolphin. */
 307     void editSettings();
 308
 309     /** Updates the state of the 'Show Full Location' action. */
 310     void slotEditableStateChanged(bool editable);
 311
 312     /**
 313      * Updates the state of the 'Edit' menu actions and emits
 314      * the signal selectionChanged().
 315      */
 316     void slotSelectionChanged(const KFileItemList& selection);
 317
 318     /**
 319      * Updates the state of the 'Back' and 'Forward' menu
 320      * actions corresponding to the current history.
 321      */
 322     void updateHistory();
 323
 324     /** Updates the state of the 'Show filter bar' menu action. */
 325     void updateFilterBarAction(bool show);
 326
 327     /** Open a new main window. */
 328     void openNewMainWindow();
 329
 330     /**
 331      * Opens a new view with the current URL that is part of a tab and
 332      * activates it.
 333      */
 334     void openNewActivatedTab();
 335
 336     /**
 337      * Opens a new tab in the background showing the URL \a url.
 338      */
 339     void openNewTab(const QUrl& url);
 340
 341     /**
 342      * Opens the selected folder in a new tab.
 343      */
 344     void openInNewTab();
 345
 346     /**
 347      * Opens the selected folder in a new window.
 348      */
 349     void openInNewWindow();
 350
 351     /**
 352      * Indicates in the statusbar that the execution of the command \a command
 353      * has been finished.
 354      */
 355     void showCommand(CommandType command);
 356
 357     /**
 358      * If the URL can be listed, open it in the current view, otherwise
 359      * run it through KRun.
 360      */
 361     void handleUrl(const QUrl& url);
 362
 363     /**
 364      * handleUrl() can trigger a stat job to see if the url can actually
 365      * be listed.
 366      */
 367     void slotHandleUrlStatFinished(KJob* job);
 368
 369     /**
 370      * Is invoked when the write state of a folder has been changed and
 371      * enables/disables the "Create New..." menu entry.
 372      */
 373     void slotWriteStateChanged(bool isFolderWritable);
 374
 375     /**
 376      * Opens the context menu on the current mouse position.
 377      * @pos           Position in screen coordinates.
 378      * @item          File item context. If item is null, the context menu
 379      *                should be applied to \a url.
 380      * @url           URL which contains \a item.
 381      * @customActions Actions that should be added to the context menu,
 382      *                if the file item is null.
 383      */
 384     void openContextMenu(const QPoint& pos,
 385                          const KFileItem& item,
 386                          const QUrl& url,
 387                          const QList<QAction*>& customActions);
 388
 389     void updateControlMenu();
 390     void updateToolBar();
 391     void slotControlButtonDeleted();
 392
 393     /**
 394      * Is called if the user clicked an item in the Places Panel.
 395      * Reloads the view if \a url is the current URL already, and changes the
 396      * current URL otherwise.
 397      */
 398     void slotPlaceActivated(const QUrl& url);
 399
 400     /**
 401      * Is called if the another view has been activated by changing the current
 402      * tab or activating another view in split-view mode.
 403      *
 404      * Activates the given view, which means that all menu actions are applied
 405      * to this view. When having a split view setup, the nonactive view is
 406      * usually shown in darker colors.
 407      */
 408     void activeViewChanged(DolphinViewContainer* viewContainer);
 409
 410     void closedTabsCountChanged(unsigned int count);
 411
 412     /**
 413      * Is called if a new tab has been opened or a tab has been closed to
 414      * enable/disable the tab actions.
 415      */
 416     void tabCountChanged(int count);
 417
 418     /**
 419      * Sets the window caption to url.fileName() if this is non-empty,
 420      * "/" if the URL is "file:///", and url.protocol() otherwise.
 421      */
 422     void setUrlAsCaption(const QUrl& url);
 423
 424     /**
 425      * Is called when the view has finished loading the directory.
 426      */
 427     void slotDirectoryLoadingCompleted();
 428
 429 private:
 430     void setupActions();
 431     void setupDockWidgets();
 432     void updateEditActions();
 433     void updateViewActions();
 434     void updateGoActions();
 435
 436     void createControlButton();
 437     void deleteControlButton();
 438
 439     /**
 440      * Adds the action \p action to the menu \p menu in
 441      * case if it has not added already to the toolbar.
 442      * @return True if the action has been added to the menu.
 443      */
 444     bool addActionToMenu(QAction* action, QMenu* menu);
 445
 446     /**
 447      * Connects the signals from the created DolphinView with
 448      * the DolphinViewContainer \a container with the corresponding slots of
 449      * the DolphinMainWindow. This method must be invoked each
 450      * time a DolphinView has been created.
 451      */
 452     void connectViewSignals(DolphinViewContainer* container);
 453
 454     /**
 455      * Updates the text of the split action:
 456      * If two views are shown, the text is set to "Split",
 457      * otherwise the text is set to "Join". The icon
 458      * is updated to match with the text and the currently active view.
 459      */
 460     void updateSplitAction();
 461
 462     bool isKompareInstalled() const;
 463
 464     /**
 465      * Creates an action for showing/hiding a panel, that is accessible
 466      * in "Configure toolbars..." and "Configure shortcuts...". This is necessary
 467      * as the action for toggling the dock visibility is done by Qt which
 468      * is no KAction instance.
 469      */
 470     void createPanelAction(const QIcon &icon,
 471                            const QKeySequence& shortcut,
 472                            QAction* dockAction,
 473                            const QString& actionName);
 474
 475 private:
 476     /**
 477      * Implements a custom error handling for the undo manager. This
 478      * assures that all errors are shown in the status bar of Dolphin
 479      * instead as modal error dialog with an OK button.
 480      */
 481     class UndoUiInterface : public KIO::FileUndoManager::UiInterface
 482     {
 483     public:
 484         UndoUiInterface();
 485         virtual ~UndoUiInterface();
 486         virtual void jobError(KIO::Job* job) Q_DECL_OVERRIDE;
 487     };
 488
 489     KNewFileMenu* m_newFileMenu;
 490     DolphinTabWidget* m_tabWidget;
 491     DolphinViewContainer* m_activeViewContainer;
 492     int m_id;
 493
 494     DolphinViewActionHandler* m_actionHandler;
 495     DolphinRemoteEncoding* m_remoteEncoding;
 496     QWeakPointer<DolphinSettingsDialog> m_settingsDialog;
 497
 498     // Members for the toolbar menu that is shown when the menubar is hidden:
 499     QToolButton* m_controlButton;
 500     QTimer* m_updateToolBarTimer;
 501
 502     KIO::Job* m_lastHandleUrlStatJob;
 503 };
 504
 505 inline DolphinViewContainer* DolphinMainWindow::activeViewContainer() const
 506 {
 507     return m_activeViewContainer;
 508 }
 509
 510 inline KNewFileMenu* DolphinMainWindow::newFileMenu() const
 511 {
 512     return m_newFileMenu;
 513 }
 514
 515 inline int DolphinMainWindow::getId() const
 516 {
 517     return m_id;
 518 }
 519
 520 #endif // DOLPHIN_MAINWINDOW_H
 521