src/dolphinmainwindow.h

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                  *
   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 "dolphinview.h"
  26 #include "sidebarpage.h"
  27
  28 #include <config-nepomuk.h>
  29
  30 #include <kfileitemdelegate.h>
  31 #include <konq_fileundomanager.h>
  32 #include <ksortablelist.h>
  33 #include <kxmlguiwindow.h>
  34
  35 #include <QtCore/QList>
  36
  37 class DolphinApplication;
  38 class DolphinViewContainer;
  39 class KNewMenu;
  40 class KUrl;
  41 class QSplitter;
  42
  43 /**
  44  * @short Main window for Dolphin.
  45  *
  46  * Handles the menus, toolbars and Dolphin views.
  47  */
  48 class DolphinMainWindow: public KXmlGuiWindow
  49 {
  50     Q_OBJECT
  51     Q_CLASSINFO("D-Bus Interface", "org.kde.dolphin.MainWindow")
  52     Q_PROPERTY(int id READ getId SCRIPTABLE true)
  53     friend class DolphinApplication;
  54
  55 public:
  56     virtual ~DolphinMainWindow();
  57
  58     /**
  59      * Returns the currently active view.
  60      * All menu actions are applied to this view. When
  61      * having a split view setup, the nonactive view
  62      * is usually shown in darker colors.
  63      */
  64     DolphinViewContainer* activeViewContainer() const;
  65
  66     /**
  67      * Returns true, if the main window contains two instances
  68      * of a view container. The active view constainer can be
  69      * accessed by DolphinMainWindow::activeViewContainer().
  70      */
  71     bool isSplit() const;
  72
  73     /**
  74      * If the main window contains two instances of a view container
  75      * (DolphinMainWindow::isSplit() returns true), then the
  76      * two views get toggled (the right view is on the left, the left
  77      * view on the right).
  78      */
  79     void toggleViews();
  80
  81     /** Renames the item represented by \a oldUrl to \a newUrl. */
  82     void rename(const KUrl& oldUrl, const KUrl& newUrl);
  83
  84     /**
  85      * Refreshes the views of the main window by recreating them dependent from
  86      * the given Dolphin settings.
  87      */
  88     void refreshViews();
  89
  90     /**
  91      * Returns the 'Create New...' sub menu which also can be shared
  92      * with other menus (e. g. a context menu).
  93      */
  94     KNewMenu* newMenu() const;
  95
  96     /**
  97      * Returns the 'Show Menubar' action which can be shared with
  98      * other menus (e. g. a context menu).
  99      */
 100     KAction* showMenuBarAction() const;
 101
 102 public slots:
 103     /**
 104      * Handles the dropping of URLs to the given
 105      * destination. This is only called by the TreeViewSidebarPage.
 106      */
 107     void dropUrls(const KUrl::List& urls,
 108                   const KUrl& destination);
 109
 110     /**
 111      * Returns the main window ID used through DBus.
 112      */
 113     int getId() const;
 114
 115     /**
 116      * Inform all affected dolphin components (sidebars, views) of an URL
 117      * change.
 118      */
 119     void changeUrl(const KUrl& url);
 120
 121     /**
 122      * Inform all affected dolphin components that a selection change is
 123      * requested.
 124      */
 125     void changeSelection(const KFileItemList& selection);
 126
 127     /** Stores all settings and quits Dolphin. */
 128     void quit();
 129
 130 signals:
 131     /**
 132      * Is send if the active view has been changed in
 133      * the split view mode.
 134      */
 135     void activeViewChanged();
 136
 137     /**
 138      * Is sent if the selection of the currently active view has
 139      * been changed.
 140      */
 141     void selectionChanged(const KFileItemList& selection);
 142
 143     /**
 144      * Is sent if the url of the currently active view has
 145      * been changed.
 146      */
 147     void urlChanged(const KUrl& url);
 148
 149     /**
 150      * Is emitted if information of an item is requested to be shown e. g. in the sidebar.
 151      * If item is null, no item information request is pending.
 152      */
 153     void requestItemInfo(const KFileItem& item);
 154
 155 protected:
 156     /** @see QMainWindow::closeEvent() */
 157     virtual void closeEvent(QCloseEvent* event);
 158
 159     /** @see KMainWindow::saveProperties() */
 160     virtual void saveProperties(KConfigGroup& group);
 161
 162     /** @see KMainWindow::readProperties() */
 163     virtual void readProperties(const KConfigGroup& group);
 164
 165 private slots:
 166     /**
 167      * Opens the dialog for creating a directory. Is connected
 168      * with the key shortcut for "new directory" (F10).
 169      */
 170     void createDir();
 171
 172     /** Updates the 'Create New...' sub menu. */
 173     void updateNewMenu();
 174
 175     /**
 176      * Let the user input a name for the selected item(s) and trigger
 177      * a renaming afterwards.
 178      */
 179     void rename();
 180
 181     /** Moves the selected items of the active view to the trash. */
 182     void moveToTrash();
 183
 184     /** Deletes the selected items of the active view. */
 185     void deleteItems();
 186
 187     /**
 188      * Opens the properties window for the selected items of the
 189      * active view. The properties windows shows information
 190      * like name, size and permissions.
 191      */
 192     void properties();
 193
 194     /**
 195      * Shows the error information from the places model
 196      * in the status bar.
 197      */
 198     void slotHandlePlacesError(const QString &message);
 199
 200     /**
 201      * Updates the state of the 'Undo' menu action dependent
 202      * from the parameter \a available.
 203      */
 204     void slotUndoAvailable(bool available);
 205
 206     /** Sets the text of the 'Undo' menu action to \a text. */
 207     void slotUndoTextChanged(const QString& text);
 208
 209     /** Performs the current undo operation. */
 210     void undo();
 211
 212     /**
 213      * Copies all selected items to the clipboard and marks
 214      * the items as cutted.
 215      */
 216     void cut();
 217
 218     /** Copies all selected items to the clipboard. */
 219     void copy();
 220
 221     /** Pastes the clipboard data to the active view. */
 222     void paste();
 223
 224     /**
 225      * Updates the text of the paste action dependent from
 226      * the number of items which are in the clipboard.
 227      */
 228     void updatePasteAction();
 229
 230     /** Selects all items from the active view. */
 231     void selectAll();
 232
 233     /**
 234      * Inverts the selection of all items of the active view:
 235      * Selected items get nonselected and nonselected items get
 236      * selected.
 237      */
 238     void invertSelection();
 239
 240     /** The current active view is switched to a new view mode. */
 241     void setViewMode(QAction *);
 242
 243     /** The sorting of the current view should be done by the name. */
 244     void sortByName();
 245
 246     /** The sorting of the current view should be done by the size. */
 247     void sortBySize();
 248
 249     /** The sorting of the current view should be done by the date. */
 250     void sortByDate();
 251
 252     /** The sorting of the current view should be done by the permissions. */
 253     void sortByPermissions();
 254
 255     /** The sorting of the current view should be done by the owner. */
 256     void sortByOwner();
 257
 258     /** The sorting of the current view should be done by the group. */
 259     void sortByGroup();
 260
 261     /** The sorting of the current view should be done by the type. */
 262     void sortByType();
 263
 264     /** The sorting of the current view should be done by the rating. */
 265     void sortByRating();
 266
 267     /** The sorting of the current view should be done by tags. */
 268     void sortByTags();
 269
 270     /** Switches between an ascending and descending sorting order. */
 271     void toggleSortOrder();
 272
 273     /** Switches between sorting by categories or not. */
 274     void toggleSortCategorization();
 275
 276     /**
 277      * Switches on or off the displaying of additional information
 278      * as specified by \a action.
 279      */
 280     void toggleAdditionalInfo(QAction* action);
 281
 282     /**
 283      * Switches between one and two views:
 284      * If one view is visible, it will get split into two views.
 285      * If already two views are visible, the nonactivated view gets closed.
 286      */
 287     void toggleSplitView();
 288
 289     /** Reloads the current active view. */
 290     void reloadView();
 291
 292     /** Stops the loading process for the current active view. */
 293     void stopLoading();
 294
 295     /** Switches between showing a preview of the file content and showing the icon. */
 296     void togglePreview();
 297
 298     /**
 299      * Switches between showing and hiding of hidden marked files dependent
 300      * from the current state of the 'Show Hidden Files' menu toggle action.
 301      */
 302     void toggleShowHiddenFiles();
 303
 304     /**
 305      * Toggles between showing and hiding of the filter bar dependent
 306      * from the current state of the 'Show Filter Bar' menu toggle action.
 307      */
 308     void toggleFilterBarVisibility();
 309
 310     /** Increases the size of the current set view mode. */
 311     void zoomIn();
 312
 313     /** Decreases the size of the current set view mode. */
 314     void zoomOut();
 315
 316     /**
 317      * Toggles between edit and brose mode of the navigation bar.
 318      */
 319     void toggleEditLocation();
 320
 321     /**
 322      * Switches to the edit mode of the navigation bar. If the edit mode is
 323      * already active, it is assured that the navigation bar get focused.
 324      */
 325     void editLocation();
 326
 327     /**
 328      * Opens the view properties dialog, which allows to modify the properties
 329      * of the currently active view.
 330      */
 331     void adjustViewProperties();
 332
 333     /** Goes back on step of the URL history. */
 334     void goBack();
 335
 336     /** Goes forward one step of the URL history. */
 337     void goForward();
 338
 339     /** Goes up one hierarchy of the current URL. */
 340     void goUp();
 341
 342     /** Goes to the home URL. */
 343     void goHome();
 344
 345     /** Opens KFind for the current shown directory. */
 346     void findFile();
 347
 348     /** Opens Kompare for 2 selected files. */
 349     void compareFiles();
 350
 351     /**
 352      * Hides the menu bar if it is visible, makes the menu bar
 353      * visible if it is hidden.
 354      */
 355     void toggleShowMenuBar();
 356
 357     /** Opens the settings dialog for Dolphin. */
 358     void editSettings();
 359
 360     /** Updates the state of all 'View' menu actions. */
 361     void slotViewModeChanged();
 362
 363     /** Updates the state of the 'Show preview' menu action. */
 364     void slotShowPreviewChanged();
 365
 366     /** Updates the state of the 'Show hidden files' menu action. */
 367     void slotShowHiddenFilesChanged();
 368
 369     /** Updates the state of the 'Categorized sorting' menu action. */
 370     void slotCategorizedSortingChanged();
 371
 372     /** Updates the state of the 'Sort by' actions. */
 373     void slotSortingChanged(DolphinView::Sorting sorting);
 374
 375     /** Updates the state of the 'Sort Ascending/Descending' action. */
 376     void slotSortOrderChanged(Qt::SortOrder order);
 377
 378     /** Updates the state of the 'Additional Information' actions. */
 379     void slotAdditionalInfoChanged();
 380
 381     /**
 382      * Updates the state of the 'Edit' menu actions and emits
 383      * the signal selectionChanged().
 384      */
 385     void slotSelectionChanged(const KFileItemList& selection);
 386
 387     /** Emits the signal requestItemInfo(). */
 388     void slotRequestItemInfo(const KFileItem&);
 389
 390     /**
 391      * Updates the state of the 'Back' and 'Forward' menu
 392      * actions corresponding the the current history.
 393      */
 394     void slotHistoryChanged();
 395
 396     /** Updates the state of the 'Show filter bar' menu action. */
 397     void updateFilterBarAction(bool show);
 398
 399     /** Open a new main window. */
 400     void openNewMainWindow();
 401
 402     /** Toggles the active view if two views are shown within the main window. */
 403     void toggleActiveView();
 404
 405     /** Called when the view is doing a file operation, like renaming, copying, moving etc. */
 406     void slotDoingOperation(KonqFileUndoManager::CommandType type);
 407
 408 private:
 409     DolphinMainWindow(int id);
 410     void init();
 411
 412     /**
 413      * Activates the given view, which means that
 414      * all menu actions are applied to this view. When
 415      * having a split view setup, the nonactive view
 416      * is usually shown in darker colors.
 417      */
 418     void setActiveViewContainer(DolphinViewContainer* view);
 419
 420     void setupActions();
 421     void setupDockWidgets();
 422     void updateHistory();
 423     void updateEditActions();
 424     void updateViewActions();
 425     void updateGoActions();
 426     void clearStatusBar();
 427
 428     /**
 429      * Connects the signals from the created DolphinView with
 430      * the index \a viewIndex with the corresponding slots of
 431      * the DolphinMainWindow. This method must be invoked each
 432      * time a DolphinView has been created.
 433      */
 434     void connectViewSignals(int viewIndex);
 435
 436     /**
 437      * Updates the text of the split action:
 438      * If two views are shown, the text is set to "Split",
 439      * otherwise the text is set to "Join". The icon
 440      * is updated to match with the text and the currently active view.
 441      */
 442     void updateSplitAction();
 443
 444 private:
 445     /**
 446      * DolphinMainWindow supports up to two views beside each other.
 447      */
 448     enum ViewIndex
 449     {
 450         PrimaryView = 0,   ///< View shown on the left side of the main window.
 451         SecondaryView = 1  ///< View shown on the left side of the main window.
 452     };
 453
 454     /**
 455      * Implements a custom error handling for the undo manager. This
 456      * assures that all errors are shown in the status bar of Dolphin
 457      * instead as modal error dialog with an OK button.
 458      */
 459     class UndoUiInterface : public KonqFileUndoManager::UiInterface
 460     {
 461     public:
 462         UndoUiInterface(DolphinMainWindow* mainWin);
 463         virtual ~UndoUiInterface();
 464         virtual void jobError(KIO::Job* job);
 465
 466     private:
 467         DolphinMainWindow* m_mainWin;
 468     };
 469
 470     KNewMenu* m_newMenu;
 471     KAction* m_showMenuBar;
 472     QSplitter* m_splitter;
 473     DolphinViewContainer* m_activeViewContainer;
 474     int m_id;
 475
 476     DolphinViewContainer* m_viewContainer[SecondaryView + 1];
 477
 478     /// remember pending undo operations until they are finished
 479     QList<KonqFileUndoManager::CommandType> m_undoCommandTypes;
 480 };
 481
 482 inline DolphinViewContainer* DolphinMainWindow::activeViewContainer() const
 483 {
 484     return m_activeViewContainer;
 485 }
 486
 487 inline bool DolphinMainWindow::isSplit() const
 488 {
 489     return m_viewContainer[SecondaryView] != 0;
 490 }
 491
 492 inline KNewMenu* DolphinMainWindow::newMenu() const
 493 {
 494     return m_newMenu;
 495 }
 496
 497 inline KAction* DolphinMainWindow::showMenuBarAction() const
 498 {
 499     return m_showMenuBar;
 500 }
 501
 502 inline int DolphinMainWindow::getId() const
 503 {
 504     return m_id;
 505 }
 506
 507 #endif // DOLPHIN_MAINWINDOW_H
 508