X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Fgui%2FAudioListener.java;fp=src%2Ftim%2Fprune%2Fgui%2FAudioListener.java;h=6bf3ffe56f4bfde148bf1b4a37e269f5f8cd6286;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/gui/AudioListener.java b/src/tim/prune/gui/AudioListener.java
new file mode 100644
index 0000000..6bf3ffe
--- /dev/null
+++ b/src/tim/prune/gui/AudioListener.java
@@ -0,0 +1,52 @@
+package tim.prune.gui;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+
+import javax.swing.JProgressBar;
+
+import tim.prune.FunctionLibrary;
+import tim.prune.function.PlayAudioFunction;
+
+/**
+ * Class to update the supplied progress bar on the basis of
+ * the currently playing audio clip (if any)
+ */
+public class AudioListener implements Runnable, ActionListener
+{
+	/** progress bar */
+	private JProgressBar _progressBar = null;
+
+	/**
+	 * Constructor
+	 * @param inBar progress bar object to update
+	 */
+	public AudioListener(JProgressBar inBar) {
+		_progressBar = inBar;
+	}
+
+	/**
+	 * React to button press
+	 */
+	public void actionPerformed(ActionEvent inEvent) {
+		new Thread(this).start();
+	}
+
+	/**
+	 * Loop and update progress bar
+	 */
+	public void run()
+	{
+		int progress = 0;
+		while (progress >= 0)
+		{
+			try {
+				Thread.sleep(400);
+			}
+			catch (InterruptedException e) {}
+			progress = ((PlayAudioFunction) FunctionLibrary.FUNCTION_PLAY_AUDIO).getPercentage();
+			_progressBar.setVisible(progress >= 0);
+			_progressBar.setValue(progress);
+		}
+	}
+}