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