]> gitweb.fperrin.net Git - GpsPrune.git/blobdiff - tim/prune/App.java
Version 14, October 2012
[GpsPrune.git] / tim / prune / App.java
index 88cafea3cd1901e23949ccba07579f3bdeabe8d4..205d88ae11c74165c23bd6aa7ef1fab275af4485 100644 (file)
@@ -9,6 +9,7 @@ import java.util.Stack;
 import javax.swing.JFrame;
 import javax.swing.JOptionPane;
 
+import tim.prune.config.Config;
 import tim.prune.data.Altitude;
 import tim.prune.data.Checker;
 import tim.prune.data.DataPoint;
@@ -17,20 +18,25 @@ import tim.prune.data.LatLonRectangle;
 import tim.prune.data.NumberUtils;
 import tim.prune.data.Photo;
 import tim.prune.data.PhotoList;
+import tim.prune.data.RecentFile;
 import tim.prune.data.SourceInfo;
 import tim.prune.data.Track;
 import tim.prune.data.TrackInfo;
+import tim.prune.data.SourceInfo.FILE_TYPE;
+import tim.prune.function.AsyncMediaLoader;
+import tim.prune.function.SaveConfig;
 import tim.prune.function.SelectTracksFunction;
 import tim.prune.function.browser.BrowserLauncher;
 import tim.prune.function.browser.UrlGenerator;
 import tim.prune.function.edit.FieldEditList;
 import tim.prune.function.edit.PointEditor;
-import tim.prune.gui.SidebarController;
 import tim.prune.gui.MenuManager;
+import tim.prune.gui.SidebarController;
 import tim.prune.gui.UndoManager;
 import tim.prune.gui.Viewport;
 import tim.prune.load.FileLoader;
 import tim.prune.load.JpegLoader;
+import tim.prune.load.MediaLinkInfo;
 import tim.prune.load.TrackNameList;
 import tim.prune.save.ExifSaver;
 import tim.prune.save.FileSaver;
@@ -48,7 +54,7 @@ public class App
        private TrackInfo _trackInfo = null;
        private int _lastSavePosition = 0;
        private MenuManager _menuManager = null;
-       private SidebarController __sidebarController = null;
+       private SidebarController _sidebarController = null;
        private FileLoader _fileLoader = null;
        private JpegLoader _jpegLoader = null;
        private FileSaver _fileSaver = null;
@@ -56,7 +62,12 @@ public class App
        private boolean _mangleTimestampsConfirmed = false;
        private Viewport _viewport = null;
        private ArrayList<File> _dataFiles = null;
-       private boolean _firstDataFile = true;
+       private boolean _autoAppendNextFile = false;
+       private boolean _busyLoading = false;
+       private AppMode _appMode = AppMode.NORMAL;
+
+       /** Enum for the app mode - currently only two options but may expand later */
+       public enum AppMode {NORMAL, DRAWRECT};
 
 
        /**
@@ -116,14 +127,15 @@ public class App
                if (inDataFiles == null || inDataFiles.size() == 0) {
                        _dataFiles = null;
                }
-               else {
+               else
+               {
                        _dataFiles = inDataFiles;
                        File f = _dataFiles.get(0);
                        _dataFiles.remove(0);
                        // Start load of specified file
                        if (_fileLoader == null)
                                _fileLoader = new FileLoader(this, _frame);
-                       _firstDataFile = true;
+                       _autoAppendNextFile = false; // prompt for append
                        _fileLoader.openFile(f);
                }
        }
@@ -137,6 +149,7 @@ public class App
        {
                _undoStack.add(inUndo);
                UpdateMessageBroker.informSubscribers(inConfirmText);
+               setCurrentMode(AppMode.NORMAL);
        }
 
        /**
@@ -206,6 +219,10 @@ public class App
                                JOptionPane.WARNING_MESSAGE, null, buttonTexts, buttonTexts[1])
                        == JOptionPane.YES_OPTION)
                {
+                       // save settings
+                       if (Config.getConfigBoolean(Config.KEY_AUTOSAVE_SETTINGS)) {
+                               new SaveConfig(this).silentSave();
+                       }
                        System.exit(0);
                }
        }
@@ -261,13 +278,14 @@ public class App
                DataPoint currentPoint = _trackInfo.getCurrentPoint();
                if (currentPoint != null)
                {
+                       // Check for photo
                        boolean deletePhoto = false;
                        Photo currentPhoto = currentPoint.getPhoto();
                        if (currentPhoto != null)
                        {
                                // Confirm deletion of photo or decoupling
                                int response = JOptionPane.showConfirmDialog(_frame,
-                                       I18nManager.getText("dialog.deletepoint.deletephoto") + " " + currentPhoto.getFile().getName(),
+                                       I18nManager.getText("dialog.deletepoint.deletephoto") + " " + currentPhoto.getName(),
                                        I18nManager.getText("dialog.deletepoint.title"),
                                        JOptionPane.YES_NO_CANCEL_OPTION);
                                if (response == JOptionPane.CANCEL_OPTION || response == JOptionPane.CLOSED_OPTION)
@@ -280,10 +298,11 @@ public class App
                        // store necessary information to undo it later
                        int pointIndex = _trackInfo.getSelection().getCurrentPointIndex();
                        int photoIndex = _trackInfo.getPhotoList().getPhotoIndex(currentPhoto);
+                       int audioIndex = _trackInfo.getAudioList().getAudioIndex(currentPoint.getAudio());
                        DataPoint nextTrackPoint = _trackInfo.getTrack().getNextTrackPoint(pointIndex + 1);
                        // Construct Undo object
                        UndoOperation undo = new UndoDeletePoint(pointIndex, currentPoint, photoIndex,
-                               nextTrackPoint != null && nextTrackPoint.getSegmentStart());
+                               audioIndex, nextTrackPoint != null && nextTrackPoint.getSegmentStart());
                        // call track to delete point
                        if (_trackInfo.deletePoint())
                        {
@@ -301,95 +320,15 @@ public class App
                                                // decouple photo from point
                                                currentPhoto.setDataPoint(null);
                                        }
+                                       UpdateMessageBroker.informSubscribers(DataSubscriber.PHOTOS_MODIFIED);
+                               }
+                               // Delete audio object (without bothering to ask)
+                               if (audioIndex > -1) {
+                                       _trackInfo.getAudioList().deleteAudio(audioIndex);
                                }
                                // Confirm
                                UpdateMessageBroker.informSubscribers(I18nManager.getText("confirm.deletepoint.single"));
-                       }
-               }
-       }
-
-
-       /**
-        * Delete the currently selected range
-        */
-       public void deleteSelectedRange()
-       {
-               if (_track != null)
-               {
-                       // Find out if photos should be deleted or not
-                       int selStart = _trackInfo.getSelection().getStart();
-                       int selEnd = _trackInfo.getSelection().getEnd();
-                       if (selStart >= 0 && selEnd >= selStart)
-                       {
-                               int numToDelete = selEnd - selStart + 1;
-                               boolean[] deletePhotos = new boolean[numToDelete];
-                               Photo[] photosToDelete = new Photo[numToDelete];
-                               boolean deleteAll = false;
-                               boolean deleteNone = false;
-                               String[] questionOptions = {I18nManager.getText("button.yes"), I18nManager.getText("button.no"),
-                                       I18nManager.getText("button.yestoall"), I18nManager.getText("button.notoall"),
-                                       I18nManager.getText("button.cancel")};
-                               DataPoint point = null;
-                               for (int i=0; i<numToDelete; i++)
-                               {
-                                       point = _trackInfo.getTrack().getPoint(i + selStart);
-                                       if (point != null && point.getPhoto() != null)
-                                       {
-                                               if (deleteAll)
-                                               {
-                                                       deletePhotos[i] = true;
-                                                       photosToDelete[i] = point.getPhoto();
-                                               }
-                                               else if (deleteNone) {deletePhotos[i] = false;}
-                                               else
-                                               {
-                                                       int response = JOptionPane.showOptionDialog(_frame,
-                                                               I18nManager.getText("dialog.deletepoint.deletephoto") + " " + point.getPhoto().getFile().getName(),
-                                                               I18nManager.getText("dialog.deletepoint.title"),
-                                                               JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE, null,
-                                                               questionOptions, questionOptions[1]);
-                                                       // check for cancel or close
-                                                       if (response == 4 || response == -1) {return;}
-                                                       // check for yes or yes to all
-                                                       if (response == 0 || response == 2)
-                                                       {
-                                                               deletePhotos[i] = true;
-                                                               photosToDelete[i] = point.getPhoto();
-                                                               if (response == 2) {deleteAll = true;}
-                                                       }
-                                                       // check for no to all
-                                                       if (response == 3) {deleteNone = true;}
-                                               }
-                                       }
-                               }
-                               // add information to undo stack
-                               UndoDeleteRange undo = new UndoDeleteRange(_trackInfo);
-                               // delete requested photos
-                               for (int i=0; i<numToDelete; i++)
-                               {
-                                       point = _trackInfo.getTrack().getPoint(i + selStart);
-                                       if (point != null && point.getPhoto() != null)
-                                       {
-                                               if (deletePhotos[i])
-                                               {
-                                                       // delete photo from list
-                                                       _trackInfo.getPhotoList().deletePhoto(_trackInfo.getPhotoList().getPhotoIndex(point.getPhoto()));
-                                               }
-                                               else
-                                               {
-                                                       // decouple from point
-                                                       point.getPhoto().setDataPoint(null);
-                                               }
-                                       }
-                               }
-                               // call track to delete range
-                               if (_trackInfo.deleteRange())
-                               {
-                                       _undoStack.push(undo);
-                                       // Confirm
-                                       UpdateMessageBroker.informSubscribers("" + numToDelete + " "
-                                               + I18nManager.getText("confirm.deletepoint.multi"));
-                               }
+                               UpdateMessageBroker.informSubscribers(DataSubscriber.DATA_ADDED_OR_REMOVED);
                        }
                }
        }
@@ -400,7 +339,7 @@ public class App
         */
        public void finishCompressTrack()
        {
-               UndoCompress undo = new UndoCompress(_track);
+               UndoDeleteMarked undo = new UndoDeleteMarked(_track);
                // call track to do compress
                int numPointsDeleted = _trackInfo.deleteMarkedPoints();
                // add to undo stack if successful
@@ -412,7 +351,7 @@ public class App
                                 + (numPointsDeleted==1?I18nManager.getText("confirm.deletepoint.single"):I18nManager.getText("confirm.deletepoint.multi")));
                }
                else {
-                       showErrorMessage("function.compress", "dialog.compress.nonefound");
+                       showErrorMessage("function.compress", "dialog.deletemarked.nonefound");
                }
        }
 
@@ -518,29 +457,6 @@ public class App
        }
 
 
-       /**
-        * Interpolate the two selected points
-        */
-       public void interpolateSelection()
-       {
-               // Get number of points to add
-               Object numPointsStr = JOptionPane.showInputDialog(_frame,
-                       I18nManager.getText("dialog.interpolate.parameter.text"),
-                       I18nManager.getText("dialog.interpolate.title"),
-                       JOptionPane.QUESTION_MESSAGE, null, null, "");
-               int numPoints = parseNumber(numPointsStr);
-               if (numPoints <= 0) return;
-
-               UndoInsert undo = new UndoInsert(_trackInfo.getSelection().getStart() + 1,
-                       numPoints);
-               // call track to interpolate
-               if (_trackInfo.interpolate(numPoints))
-               {
-                       _undoStack.add(undo);
-               }
-       }
-
-
        /**
         * Average the selected points
         */
@@ -560,7 +476,7 @@ public class App
 
 
        /**
-        * Create a new point at the given position
+        * Create a new point at the end of the track
         * @param inPoint point to add
         */
        public void createPoint(DataPoint inPoint)
@@ -579,6 +495,26 @@ public class App
        }
 
 
+       /**
+        * Create a new point before the given position
+        * @param inPoint point to add
+        * @param inIndex index of following point
+        */
+       public void createPoint(DataPoint inPoint, int inIndex)
+       {
+               // create undo object
+               UndoInsert undo = new UndoInsert(inIndex, 1);
+               _undoStack.add(undo);
+               // add point to track
+               _track.insertPoint(inPoint, inIndex);
+               // ensure track's field list contains point's fields
+               _track.extendFieldList(inPoint.getFieldList());
+               _trackInfo.selectPoint(inIndex);
+               // update listeners
+               UpdateMessageBroker.informSubscribers(I18nManager.getText("confirm.createpoint"));
+       }
+
+
        /**
         * Cut the current selection and move it to before the currently selected point
         */
@@ -629,16 +565,19 @@ public class App
        }
 
        /**
-        * Receive loaded data and start load
+        * Receive loaded data and determine whether to filter on tracks or not
         * @param inFieldArray array of fields
         * @param inDataArray array of data
         * @param inAltFormat altitude format
         * @param inSourceInfo information about the source of the data
+        * @param inTrackNameList information about the track names
         */
        public void informDataLoaded(Field[] inFieldArray, Object[][] inDataArray,
-               Altitude.Format inAltFormat, SourceInfo inSourceInfo)
+               Altitude.Format inAltFormat, SourceInfo inSourceInfo, TrackNameList inTrackNameList)
        {
-               informDataLoaded(inFieldArray, inDataArray, inAltFormat, inSourceInfo, null);
+               // no link array given
+               informDataLoaded(inFieldArray, inDataArray, inAltFormat, inSourceInfo,
+                       inTrackNameList, null);
        }
 
        /**
@@ -648,9 +587,11 @@ public class App
         * @param inAltFormat altitude format
         * @param inSourceInfo information about the source of the data
         * @param inTrackNameList information about the track names
+        * @param inLinkInfo links to photo/audio clips
         */
        public void informDataLoaded(Field[] inFieldArray, Object[][] inDataArray,
-               Altitude.Format inAltFormat, SourceInfo inSourceInfo, TrackNameList inTrackNameList)
+               Altitude.Format inAltFormat, SourceInfo inSourceInfo,
+               TrackNameList inTrackNameList, MediaLinkInfo inLinkInfo)
        {
                // Check whether loaded array can be properly parsed into a Track
                Track loadedTrack = new Track();
@@ -667,19 +608,30 @@ public class App
                        JOptionPane.showMessageDialog(_frame, I18nManager.getText("dialog.open.contentsdoubled"),
                                I18nManager.getText("function.open"), JOptionPane.WARNING_MESSAGE);
                }
+
+               _busyLoading = true;
+               // Attach photos and/or audio clips to points
+               if (inLinkInfo != null)
+               {
+                       String[] linkArray = inLinkInfo.getLinkArray();
+                       if (linkArray != null) {
+                               new AsyncMediaLoader(this, inLinkInfo.getZipFile(), linkArray, loadedTrack, inSourceInfo.getFile()).begin();
+                       }
+               }
                // Look at TrackNameList, decide whether to filter or not
                if (inTrackNameList != null && inTrackNameList.getNumTracks() > 1)
                {
                        // Launch a dialog to let the user choose which tracks to load, then continue
-                       new SelectTracksFunction(this, inFieldArray, inDataArray, inAltFormat, inSourceInfo,
-                               inTrackNameList).begin();
+                       new SelectTracksFunction(this, loadedTrack, inSourceInfo, inTrackNameList).begin();
                }
                else {
                        // go directly to load
                        informDataLoaded(loadedTrack, inSourceInfo);
                }
+               setCurrentMode(AppMode.NORMAL);
        }
 
+
        /**
         * Receive loaded data and optionally merge with current Track
         * @param inLoadedTrack loaded track
@@ -692,20 +644,25 @@ public class App
                {
                        // ask whether to replace or append
                        int answer = 0;
-                       if (_dataFiles == null || _firstDataFile) {
+                       if (_autoAppendNextFile) {
+                               // Automatically append the next file
+                               answer = JOptionPane.YES_OPTION;
+                       }
+                       else {
+                               // Ask whether to append or not
                                answer = JOptionPane.showConfirmDialog(_frame,
                                        I18nManager.getText("dialog.openappend.text"),
                                        I18nManager.getText("dialog.openappend.title"),
                                        JOptionPane.YES_NO_CANCEL_OPTION);
                        }
-                       else {
-                               // Automatically append if there's a file load queue
-                               answer = JOptionPane.YES_OPTION;
-                       }
+                       _autoAppendNextFile = false; // reset flag to cancel autoappend
+
                        if (answer == JOptionPane.YES_OPTION)
                        {
                                // append data to current Track
-                               _undoStack.add(new UndoLoad(_track.getNumPoints(), inLoadedTrack.getNumPoints()));
+                               UndoLoad undo = new UndoLoad(_track.getNumPoints(), inLoadedTrack.getNumPoints());
+                               undo.setNumPhotosAudios(_trackInfo.getPhotoList().getNumPhotos(), _trackInfo.getAudioList().getNumAudios());
+                               _undoStack.add(undo);
                                _track.combine(inLoadedTrack);
                                // set source information
                                inSourceInfo.populatePointObjects(_track, inLoadedTrack.getNumPoints());
@@ -718,33 +675,41 @@ public class App
                                if (_trackInfo.getPhotoList().hasCorrelatedPhotos()) {
                                        photos = _trackInfo.getPhotoList().cloneList();
                                }
-                               _undoStack.add(new UndoLoad(_trackInfo, inLoadedTrack.getNumPoints(), photos));
+                               UndoLoad undo = new UndoLoad(_trackInfo, inLoadedTrack.getNumPoints(), photos);
+                               undo.setNumPhotosAudios(_trackInfo.getPhotoList().getNumPhotos(), _trackInfo.getAudioList().getNumAudios());
+                               _undoStack.add(undo);
                                _lastSavePosition = _undoStack.size();
                                _trackInfo.getSelection().clearAll();
                                _track.load(inLoadedTrack);
                                inSourceInfo.populatePointObjects(_track, _track.getNumPoints());
                                _trackInfo.getFileInfo().replaceSource(inSourceInfo);
-                               if (photos != null) {
-                                       _trackInfo.getPhotoList().removeCorrelatedPhotos();
-                               }
+                               _trackInfo.getPhotoList().removeCorrelatedPhotos();
+                               _trackInfo.getAudioList().removeCorrelatedAudios();
                        }
                }
                else
                {
                        // Currently no data held, so transfer received data
-                       _undoStack.add(new UndoLoad(_trackInfo, inLoadedTrack.getNumPoints(), null));
+                       UndoLoad undo = new UndoLoad(_trackInfo, inLoadedTrack.getNumPoints(), null);
+                       undo.setNumPhotosAudios(_trackInfo.getPhotoList().getNumPhotos(), _trackInfo.getAudioList().getNumAudios());
+                       _undoStack.add(undo);
                        _lastSavePosition = _undoStack.size();
                        _trackInfo.getSelection().clearAll();
                        _track.load(inLoadedTrack);
                        inSourceInfo.populatePointObjects(_track, _track.getNumPoints());
                        _trackInfo.getFileInfo().addSource(inSourceInfo);
                }
+               // Update config before subscribers are told
+               boolean isRegularLoad = (inSourceInfo.getFileType() != FILE_TYPE.GPSBABEL);
+               Config.getRecentFileList().addFile(new RecentFile(inSourceInfo.getFile(), isRegularLoad));
                UpdateMessageBroker.informSubscribers();
                // Update status bar
                UpdateMessageBroker.informSubscribers(I18nManager.getText("confirm.loadfile")
                        + " '" + inSourceInfo.getName() + "'");
                // update menu
                _menuManager.informFileLoaded();
+               // Remove busy lock
+               _busyLoading = false;
                // load next file if there's a queue
                loadNextFile();
        }
@@ -759,12 +724,20 @@ public class App
                loadNextFile();
        }
 
+       /**
+        * External trigger to automatically append the next loaded file
+        * instead of prompting to replace or append
+        */
+       public void autoAppendNextFile()
+       {
+               _autoAppendNextFile = true;
+       }
+
        /**
         * Load the next file in the waiting list, if any
         */
        private void loadNextFile()
        {
-               _firstDataFile = false;
                if (_dataFiles == null || _dataFiles.size() == 0) {
                        _dataFiles = null;
                }
@@ -773,6 +746,7 @@ public class App
                                public void run() {
                                        File f = _dataFiles.get(0);
                                        _dataFiles.remove(0);
+                                       _autoAppendNextFile = true;
                                        _fileLoader.openFile(f);
                                }
                        }).start();
@@ -805,92 +779,7 @@ public class App
                        // MAYBE: Improve message when photo(s) fail to load (eg already added)
                        UpdateMessageBroker.informSubscribers();
                        // update menu
-                       _menuManager.informFileLoaded();
-               }
-       }
-
-
-       /**
-        * Connect the current photo to the current point
-        */
-       public void connectPhotoToPoint()
-       {
-               Photo photo = _trackInfo.getCurrentPhoto();
-               DataPoint point = _trackInfo.getCurrentPoint();
-               if (photo != null && point != null)
-               {
-                       if (point.getPhoto() == null)
-                       {
-                               // point doesn't currently have a photo, so just connect it
-                               _undoStack.add(new UndoConnectPhoto(point, photo.getFile().getName()));
-                               photo.setDataPoint(point);
-                               point.setPhoto(photo);
-                               UpdateMessageBroker.informSubscribers(DataSubscriber.SELECTION_CHANGED);
-                               UpdateMessageBroker.informSubscribers(I18nManager.getText("confirm.photo.connect"));
-                       }
-               }
-       }
-
-
-       /**
-        * Disconnect the current photo from its point
-        */
-       public void disconnectPhotoFromPoint()
-       {
-               Photo photo = _trackInfo.getCurrentPhoto();
-               if (photo != null && photo.getDataPoint() != null)
-               {
-                       DataPoint point = photo.getDataPoint();
-                       _undoStack.add(new UndoDisconnectPhoto(point, photo.getFile().getName()));
-                       // disconnect
-                       photo.setDataPoint(null);
-                       point.setPhoto(null);
-                       UpdateMessageBroker.informSubscribers(DataSubscriber.SELECTION_CHANGED);
-                       UpdateMessageBroker.informSubscribers(I18nManager.getText("confirm.photo.disconnect"));
-               }
-       }
-
-
-       /**
-        * Remove the current photo, if any
-        */
-       public void deleteCurrentPhoto()
-       {
-               // Delete the current photo, and optionally its point too, keeping undo information
-               Photo currentPhoto = _trackInfo.getCurrentPhoto();
-               if (currentPhoto != null)
-               {
-                       // Photo is selected, see if it has a point or not
-                       boolean photoDeleted = false;
-                       UndoDeletePhoto undoAction = null;
-                       if (currentPhoto.getDataPoint() == null)
-                       {
-                               // no point attached, so just delete photo
-                               undoAction = new UndoDeletePhoto(currentPhoto, _trackInfo.getSelection().getCurrentPhotoIndex(),
-                                       null, -1);
-                               photoDeleted = _trackInfo.deleteCurrentPhoto(false);
-                       }
-                       else
-                       {
-                               // point is attached, so need to confirm point deletion
-                               undoAction = new UndoDeletePhoto(currentPhoto, _trackInfo.getSelection().getCurrentPhotoIndex(),
-                                       currentPhoto.getDataPoint(), _trackInfo.getTrack().getPointIndex(currentPhoto.getDataPoint()));
-                               int response = JOptionPane.showConfirmDialog(_frame,
-                                       I18nManager.getText("dialog.deletephoto.deletepoint"),
-                                       I18nManager.getText("dialog.deletephoto.title"),
-                                       JOptionPane.YES_NO_CANCEL_OPTION);
-                               boolean deletePointToo = (response == JOptionPane.YES_OPTION);
-                               // Cancel delete if cancel pressed or dialog closed
-                               if (response == JOptionPane.YES_OPTION || response == JOptionPane.NO_OPTION)
-                               {
-                                       photoDeleted = _trackInfo.deleteCurrentPhoto(deletePointToo);
-                               }
-                       }
-                       // Add undo information to stack if necessary
-                       if (photoDeleted)
-                       {
-                               _undoStack.add(undoAction);
-                       }
+                       if (numPointsAdded > 0) _menuManager.informFileLoaded();
                }
        }
 
@@ -978,32 +867,12 @@ public class App
                        showErrorMessageNoLookup("error.undofailed.title",
                                I18nManager.getText("error.undofailed.text") + " : " + ue.getMessage());
                        _undoStack.clear();
-                       UpdateMessageBroker.informSubscribers();
                }
                catch (EmptyStackException empty) {}
+               UpdateMessageBroker.informSubscribers();
        }
 
 
-       /**
-        * Helper method to parse an Object into an integer
-        * @param inObject object, eg from dialog
-        * @return int value given
-        */
-       private static int parseNumber(Object inObject)
-       {
-               int num = 0;
-               if (inObject != null)
-               {
-                       try
-                       {
-                               num = Integer.parseInt(inObject.toString());
-                       }
-                       catch (NumberFormatException nfe)
-                       {}
-               }
-               return num;
-       }
-
        /**
         * Show a map url in an external browser
         * @param inSourceIndex index of map source to use
@@ -1057,7 +926,7 @@ public class App
         */
        public void setSidebarController(SidebarController inController)
        {
-               __sidebarController = inController;
+               _sidebarController = inController;
        }
 
        /**
@@ -1065,6 +934,21 @@ public class App
         */
        public void toggleSidebars()
        {
-               __sidebarController.toggle();
+               _sidebarController.toggle();
+       }
+
+       /** @return true if App is currently busy with loading data */
+       public boolean isBusyLoading() {
+               return _busyLoading;
+       }
+
+       /** @return current app mode */
+       public AppMode getCurrentMode() {
+               return _appMode;
+       }
+
+       /** @param inMode the current app mode */
+       public void setCurrentMode(AppMode inMode) {
+               _appMode = inMode;
        }
 }