Moved source into separate src directory due to popular request

[GpsPrune.git] / src / tim / prune / load / AudioLoader.java

diff --git a/src/tim/prune/load/AudioLoader.java b/src/tim/prune/load/AudioLoader.java
new file mode 100644 (file)
index 0000000..9da33d2
--- /dev/null
+++ b/src/tim/prune/load/AudioLoader.java
@@ -0,0 +1,99 @@
+package tim.prune.load;
+
+import java.io.File;
+import java.util.TreeSet;
+import javax.swing.JFileChooser;
+
+import tim.prune.App;
+import tim.prune.GenericFunction;
+import tim.prune.I18nManager;
+import tim.prune.UpdateMessageBroker;
+import tim.prune.config.Config;
+import tim.prune.data.AudioClip;
+import tim.prune.undo.UndoLoadAudios;
+
+/**
+ * Class to manage the loading of audio clips
+ */
+public class AudioLoader extends GenericFunction
+{
+       private JFileChooser _fileChooser = null;
+       private GenericFileFilter _fileFilter = null;
+       private TreeSet<AudioClip> _fileList = null;
+
+
+       /**
+        * Constructor
+        * @param inApp Application object to inform of data load
+        */
+       public AudioLoader(App inApp)
+       {
+               super(inApp);
+               _fileFilter = new AudioFileFilter();
+       }
+
+       /** Get the name key */
+       public String getNameKey() {
+               return "function.loadaudio";
+       }
+
+       /**
+        * Open the GUI to select options and start the load
+        */
+       public void begin()
+       {
+               // Create file chooser if necessary
+               if (_fileChooser == null)
+               {
+                       _fileChooser = new JFileChooser();
+                       _fileChooser.setMultiSelectionEnabled(true);
+                       _fileChooser.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
+                       _fileChooser.setFileFilter(_fileFilter);
+                       _fileChooser.setDialogTitle(I18nManager.getText(getNameKey()));
+                       // start from directory in config if already set by other operations
+                       String configDir = Config.getConfigString(Config.KEY_PHOTO_DIR);
+                       if (configDir == null) {configDir = Config.getConfigString(Config.KEY_TRACK_DIR);}
+                       if (configDir != null) {_fileChooser.setCurrentDirectory(new File(configDir));}
+               }
+               // Show file dialog to choose file / directory(ies)
+               if (_fileChooser.showOpenDialog(_parentFrame) == JFileChooser.APPROVE_OPTION)
+               {
+                       _fileList = new TreeSet<AudioClip>(new MediaSorter());
+                       processFileList(_fileChooser.getSelectedFiles());
+                       final int numFiles = _fileList.size();
+                       if (numFiles == 0) {
+                               _app.showErrorMessage(getNameKey(), "error.audioload.nofilesfound");
+                       }
+                       else
+                       {
+                               // Construct undo object
+                               UndoLoadAudios undo = new UndoLoadAudios(numFiles);
+                               _app.getTrackInfo().addAudios(_fileList);
+                               _app.completeFunction(undo, I18nManager.getText("confirm.audioload"));
+                               UpdateMessageBroker.informSubscribers();
+                       }
+               }
+       }
+
+       /**
+        * Process an array of File objects to load
+        * @param inFiles array of selected Files
+        */
+       private void processFileList(File[] inFiles)
+       {
+               for (File file : inFiles)
+               {
+                       if (file.exists() && file.canRead())
+                       {
+                               if (file.isFile()) {
+                                       if (_fileFilter.accept(file)) {
+                                               _fileList.add(new AudioClip(file));
+                                       }
+                               }
+                               else if (file.isDirectory()) {
+                                       processFileList(file.listFiles());
+                               }
+                       }
+               }
+       }
+}