Initial Commit - Copy from Altus Metrum AltOS

altosuilib/AltosLed.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright © 2010 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.altosuilib_14;
+
+import javax.swing.*;
+
+public class AltosLed extends JLabel {
+	ImageIcon	on, off;
+
+	ImageIcon create_icon(String path) {
+		java.net.URL imgURL = AltosUILib.class.getResource(path);
+		if (imgURL != null)
+			return new ImageIcon(imgURL);
+		System.err.printf("Cannot find icon \"%s\"\n", path);
+		return null;
+	}
+
+	public void set(boolean set) {
+		if (set)
+			setIcon(on);
+		else
+			setIcon(off);
+	}
+
+	public AltosLed(String on_path, String off_path) {
+		on = create_icon(on_path);
+		off = create_icon(off_path);
+		setIcon(off);
+	}
+}