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 #ifdef HAVE_CONFIG_H
  26 #include <config.h>
  27 #endif
  28
  29 #include <kapplication.h>
  30 #include <kmainwindow.h>
  31 #include <ksortablelist.h>
  32 #include <kvbox.h>
  33
  34 #include <q3valuelist.h>
  35 #include <q3ptrlist.h>
  36
  37 #include <QCloseEvent>
  38 #include <QString>
  39
  40 #include "dolphinview.h"
  41 #include "undomanager.h"
  42
  43 class KPrinter;
  44 class KUrl;
  45 class QLineEdit;
  46 class KFileIconView;
  47 class KHBox;
  48 class Q3IconViewItem;
  49 class QSplitter;
  50 class KAction;
  51 class UrlNavigator;
  52 class DolphinApplication;
  53
  54 /**
  55  * @short Main window for Dolphin.
  56  *
  57  * Handles the menus, toolbars and Dolphin views.
  58  *
  59  * @author Peter Penz <peter.penz@gmx.at>
  60 */
  61 class DolphinMainWindow: public KMainWindow
  62 {
  63     Q_OBJECT
  64     friend class DolphinApplication;
  65 public:
  66     virtual ~DolphinMainWindow();
  67
  68         /**
  69      * Activates the given view, which means that
  70      * all menu actions are applied to this view. When
  71      * having a split view setup the nonactive view
  72      * is usually shown in darker colors.
  73      */
  74     void setActiveView(DolphinView* view);
  75
  76     /**
  77      * Returns the currently active view. See
  78      * DolphinMainWindow::setActiveView() for more details.
  79      */
  80     DolphinView* activeView() const { return m_activeView; }
  81
  82     /**
  83      * Handles the dropping of Urls to the given
  84      * destination. A context menu with the options
  85      * 'Move Here', 'Copy Here', 'Link Here' and
  86      * 'Cancel' is offered to the user.
  87      * @param urls        List of Urls which have been
  88      *                    dropped.
  89      * @param destination Destination Url, where the
  90      *                    list or Urls should be moved,
  91      *                    copied or linked to.
  92      */
  93     void dropUrls(const KUrl::List& urls,
  94                   const KUrl& destination);
  95
  96     /**
  97      * Returns 'true', if the clipboard contains data
  98      * which has been cutted by the Cut action (Ctrl + X).
  99      */
 100     bool clipboardContainsCutData() const { return m_clipboardContainsCutData; }
 101
 102     /**
 103      * Returns the list of actions which are part of the file group
 104      * of the 'Create New...' sub menu. Usually the list contains actions
 105      * for creating folders, text files, HTML files etc.
 106      */
 107     QLinkedList<QAction*> fileGroupActions() const { return m_fileGroupActions; }
 108     //QLinkedList<QAction*>& linkGroupActions() const { return m_linkGroupActions; }
 109     //QLinkedList<QAction*>& linkToDeviceActions() const { return m_linkToDeviceActions; }
 110
 111     /**
 112      * Refreshs the views of the main window by recreating them dependent from
 113      * the given Dolphin settings.
 114      */
 115     void refreshViews();
 116
 117 signals:
 118     /**
 119      * Is send if the active view has been changed in
 120      * the split view mode.
 121      */
 122     void activeViewChanged();
 123
 124     /**
 125      * Is send if the selection of the currently active view has
 126      * been changed.
 127      */
 128     void selectionChanged();
 129
 130 protected:
 131     /** @see QMainWindow::closeEvent */
 132     virtual void closeEvent(QCloseEvent* event);
 133
 134     /**
 135      * This method is called when it is time for the app to save its
 136      * properties for session management purposes.
 137      */
 138     void saveProperties(KConfig*);
 139
 140     /**
 141      * This method is called when this app is restored.  The KConfig
 142      * object points to the session management config file that was saved
 143      * with @ref saveProperties
 144      */
 145     void readProperties(KConfig*);
 146
 147 private slots:
 148     /** Opens an input dialog for creating a new folder. */
 149     void createFolder();
 150
 151     /** Creates a file with the MIME type given by the sender. */
 152     void createFile();
 153
 154     /** Renames the selected item of the active view. */
 155     void rename();
 156
 157     /** Moves the selected items of the active view to the trash. */
 158     void moveToTrash();
 159
 160     /** Deletes the selected items of the active view. */
 161     void deleteItems();
 162
 163     /**
 164      * Opens the properties window for the selected items of the
 165      * active view. The properties windows shows informations
 166      * like name, size and permissions.
 167      */
 168     void properties();
 169
 170     /** Stores all settings and quits Dolphin. */
 171     void quit();
 172
 173     /**
 174      * Shows the error information of the job \a job
 175      * in the status bar.
 176      */
 177     void slotHandleJobError(KJob* job);
 178
 179     /**
 180      * Indicates in the status bar that the delete operation
 181      * of the job \a job has been finished.
 182      */
 183     void slotDeleteFileFinished(KJob* job);
 184
 185     /**
 186      * Updates the state of the 'Undo' menu action dependent
 187      * from the parameter \a available.
 188      */
 189     void slotUndoAvailable(bool available);
 190
 191     /** Sets the text of the 'Undo' menu action to \a text. */
 192     void slotUndoTextChanged(const QString& text);
 193
 194     /**
 195      * Updates the state of the 'Redo' menu action dependent
 196      * from the parameter \a available.
 197      */
 198     void slotRedoAvailable(bool available);
 199
 200     /** Sets the text of the 'Redo' menu action to \a text. */
 201     void slotRedoTextChanged(const QString& text);
 202
 203     /**
 204      * Copies all selected items to the clipboard and marks
 205      * the items as cutted.
 206      */
 207     void cut();
 208
 209     /** Copies all selected items to the clipboard. */
 210     void copy();
 211
 212     /** Pastes the clipboard data to the active view. */
 213     void paste();
 214
 215     /**
 216      * Updates the text of the paste action dependent from
 217      * the number of items which are in the clipboard.
 218      */
 219     void updatePasteAction();
 220
 221     /** Selects all items from the active view. */
 222     void selectAll();
 223
 224     /**
 225      * Inverts the selection of all items of the active view:
 226      * Selected items get nonselected and nonselected items get
 227      * selected.
 228      */
 229     void invertSelection();
 230
 231     /** The current active view is switched to the icons mode. */
 232     void setIconsView();
 233
 234     /** The current active view is switched to the details mode. */
 235     void setDetailsView();
 236
 237     /** The sorting of the current view should be done by the name. */
 238     void sortByName();
 239
 240     /** The sorting of the current view should be done by the size. */
 241     void sortBySize();
 242
 243     /** The sorting of the current view should be done by the date. */
 244     void sortByDate();
 245
 246     /** Switches between an ascending and descending sorting order. */
 247     void toggleSortOrder();
 248
 249     /**
 250      * Switches between one and two views:
 251      * If one view is visible, it will get split into two views.
 252      * If already two views are visible, the nonactivated view gets closed.
 253      */
 254     void toggleSplitView();
 255
 256     /** Reloads the current active view. */
 257     void reloadView();
 258
 259     /** Stops the loading process for the current active view. */
 260     void stopLoading();
 261
 262     /** Switches between showing a preview of the file content and showing the icon. */
 263     void togglePreview();
 264
 265     /**
 266      * Switches between showing and hiding of hidden marked files dependent
 267      * from the current state of the 'Show Hidden Files' menu toggle action.
 268      */
 269     void toggleShowHiddenFiles();
 270
 271     /**
 272      * Switches between showing and hiding of the filter bar dependent
 273      * from the current state of the 'Show Filter Bar' menu toggle action.
 274      */
 275     void showFilterBar();
 276
 277     /** Increases the size of the current set view mode. */
 278     void zoomIn();
 279
 280     /** Decreases the size of the current set view mode. */
 281     void zoomOut();
 282
 283     /**
 284      * Toggles between edit and brose mode of the navigation bar.
 285      */
 286     void toggleEditLocation();
 287
 288     /**
 289      * Switches to the edit mode of the navigation bar. If the edit mode is
 290      * already active, it is assured that the navigation bar get focused.
 291      */
 292     void editLocation();
 293
 294     /**
 295      * Opens the view properties dialog, which allows to modify the properties
 296      * of the currently active view.
 297      */
 298     void adjustViewProperties();
 299
 300     /** Goes back on step of the Url history. */
 301     void goBack();
 302
 303     /** Goes forward one step of the Url history. */
 304     void goForward();
 305
 306     /** Goes up one hierarchy of the current Url. */
 307     void goUp();
 308
 309     /** Goes to the home Url. */
 310     void goHome();
 311
 312     /** Opens a terminal for the current shown directory. */
 313     void openTerminal();
 314
 315     /** Opens KFind for the current shown directory. */
 316     void findFile();
 317
 318     /** Opens Kompare for 2 selected files. */
 319     void compareFiles();
 320
 321     /** Opens the settings dialog for Dolphin. */
 322     void editSettings();
 323
 324     /**
 325      * Adds the undo operation given by \a job
 326      * to the UndoManager.
 327      */
 328     void addUndoOperation(KJob* job);
 329
 330     /** Updates the state of all 'View' menu actions. */
 331     void slotViewModeChanged();
 332
 333     /** Updates the state of the 'Show hidden files' menu action. */
 334     void slotShowHiddenFilesChanged();
 335
 336     /** Updates the state of the 'Sort by' actions. */
 337     void slotSortingChanged(DolphinView::Sorting sorting);
 338
 339     /** Updates the state of the 'Sort Ascending/Descending' action. */
 340     void slotSortOrderChanged(Qt::SortOrder order);
 341
 342     /** Updates the state of the 'Edit' menu actions. */
 343     void slotSelectionChanged();
 344
 345     /**
 346      * Updates the state of the 'Back' and 'Forward' menu
 347      * actions corresponding the the current history.
 348      */
 349     void slotHistoryChanged();
 350
 351     /**
 352      * Updates the caption of the main window and the state
 353      * of all menu actions which depend from a changed Url.
 354      */
 355     void slotUrlChanged(const KUrl& url);
 356
 357     /** Updates the state of the 'Show filter bar' menu action. */
 358     void updateFilterBarAction(bool show);
 359
 360     /** Executes the redo operation (see UndoManager::Redo ()). */
 361     void redo();
 362
 363     /** Executes the undo operation (see UndoManager::Undo()). */
 364     void undo();
 365
 366     /** Open a new main window. */
 367     void openNewMainWindow();
 368
 369 private:
 370     DolphinMainWindow();
 371     void init();
 372     void loadSettings();
 373
 374     void setupAccel();
 375     void setupActions();
 376     void setupDockWidgets();
 377     void setupCreateNewMenuActions();
 378     void updateHistory();
 379     void updateEditActions();
 380     void updateViewActions();
 381     void updateGoActions();
 382     void updateViewProperties(const KUrl::List& urls);
 383     void copyUrls(const KUrl::List& source, const KUrl& dest);
 384     void moveUrls(const KUrl::List& source, const KUrl& dest);
 385     void addPendingUndoJob(KIO::Job* job,
 386                            DolphinCommand::Type commandType,
 387                            const KUrl::List& source,
 388                            const KUrl& dest);
 389     void clearStatusBar();
 390
 391     /**
 392      * Connects the signals from the created DolphinView with
 393      * the index \a viewIndex with the corresponding slots of
 394      * the DolphinMainWindow. This method must be invoked each
 395      * time a DolphinView has been created.
 396      */
 397     void connectViewSignals(int viewIndex);
 398
 399 private:
 400     QSplitter* m_splitter;
 401     DolphinView* m_activeView;
 402
 403     /**
 404      * DolphinMainWindowsupports only one or two views, which
 405      * are handled internally as primary and secondary view.
 406      */
 407     enum ViewIndex
 408     {
 409         PrimaryIdx = 0,
 410         SecondaryIdx = 1
 411     };
 412     DolphinView* m_view[SecondaryIdx + 1];
 413
 414     /// If set to true, the clipboard contains data which should be cutted after pasting.
 415     bool m_clipboardContainsCutData;
 416
 417     /**
 418      * Asynchronous operations like 'Move' and 'Copy' may only be added as undo
 419      * operation after they have been finished successfully. When an asynchronous
 420      * operation is started, it is added to a pending undo jobs list in the meantime.
 421      * As soon as the job has been finished, the operation is added to the undo mangager.
 422      * @see UndoManager
 423      * @see DolphinMainWindow::addPendingUndoJob
 424      * @see DolphinMainWindow::addUndoOperation
 425      */
 426     struct UndoInfo
 427     {
 428         int id;
 429         DolphinCommand command;
 430     };
 431     Q3ValueList<UndoInfo> m_pendingUndoJobs;
 432
 433     /** Contains meta information for creating files. */
 434     struct CreateFileEntry
 435     {
 436         QString name;
 437         QString filePath;
 438         QString templatePath;
 439         QString icon;
 440         QString comment;
 441     };
 442
 443     QLinkedList<QAction*> m_fileGroupActions;
 444     KSortableList<CreateFileEntry,QString> m_createFileTemplates;
 445
 446     // TODO: not used yet. See documentation of DolphinMainWindow::linkGroupActions()
 447     // and DolphinMainWindow::linkToDeviceActions() in for details.
 448     //QLinkedList<QAction*> m_linkGroupActions;
 449     //QLinkedList<QAction*> m_linkToDeviceActions;
 450 };
 451
 452 #endif // _DOLPHIN_H_
 453