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Library can now be recognised as empty.

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neviyn 2016-02-24 23:25:34 +00:00
parent 35649b5d60
commit 48a368e410
1 changed files with 12 additions and 1 deletions
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13
src/main/java/musicplayer/PlayerGUI.java
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@ -98,9 +98,9 @@ public class PlayerGUI implements PlayerCallbackInterface, LibraryCallbackInterf
* @param libraryData List of songs.
*/
private void populateLibrary(List<Song> libraryData) {
Collections.sort(libraryData);
DefaultTreeModel model = new DefaultTreeModel(new DefaultMutableTreeNode());
DefaultMutableTreeNode parentNode = (DefaultMutableTreeNode) model.getRoot();
Collections.sort(libraryData);
libraryData.forEach(x -> addNodeToTreeModel(model, parentNode, new DefaultMutableTreeNode(x)));
libraryView.setModel(model);
}
@ -172,6 +172,9 @@ public class PlayerGUI implements PlayerCallbackInterface, LibraryCallbackInterf
playlistTableModel.removeSong(invalidSong);
}
/**
* Refresh the library with songs in the currently selected display format.
*/
public void refreshLibrary() {
DefaultTreeModel model = new DefaultTreeModel(new DefaultMutableTreeNode());
DefaultMutableTreeNode parentNode = (DefaultMutableTreeNode) model.getRoot();
@ -180,6 +183,14 @@ public class PlayerGUI implements PlayerCallbackInterface, LibraryCallbackInterf
libraryView.setModel(model);
Thread populateThread = new Thread(() -> {
libraryDisplayVariants.get(libraryDisplayType.getSelectedItem().toString()).run();
// If we get here and the model hasn't changed, the library must be empty.
if(libraryView.getModel() == model){
DefaultTreeModel failedModel = new DefaultTreeModel(new DefaultMutableTreeNode());
DefaultMutableTreeNode failedParentNode = (DefaultMutableTreeNode) failedModel.getRoot();
DefaultMutableTreeNode failedNode = new DefaultMutableTreeNode("Library is empty!");
addNodeToTreeModel(failedModel, failedParentNode, failedNode);
libraryView.setModel(failedModel);
}
});
populateThread.start();
}