Add file chooser for MicroPeak

Needs reasonable directory tracking

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 65 insertions, 0 deletions

diff --git a/micropeak/MicroFileChooser.java b/micropeak/MicroFileChooser.java
new file mode 100644
index 00000000..0fd63a27
--- /dev/null
+++ b/micropeak/MicroFileChooser.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright © 2012 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; version 2 of the License.
+ *
+ * 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.micropeak;
+
+import javax.swing.*;
+import javax.swing.filechooser.FileNameExtensionFilter;
+import java.io.*;
+import org.altusmetrum.AltosLib.*;
+
+public class MicroFileChooser extends JFileChooser {
+	JFrame	frame;
+	String	filename;
+	File	file;
+
+	public String filename() {
+		return filename;
+	}
+
+	public File file() {
+		return file;
+	}
+
+	public InputStream runDialog() {
+		int	ret;
+
+		ret = showOpenDialog(frame);
+		if (ret == APPROVE_OPTION) {
+			file = getSelectedFile();
+			if (file == null)
+				return null;
+			filename = file.getName();
+			try {
+				return new FileInputStream(file);
+			} catch (FileNotFoundException fe) {
+				JOptionPane.showMessageDialog(frame,
+							      fe.getMessage(),
+							      "Cannot open file",
+							      JOptionPane.ERROR_MESSAGE);
+			}
+		}
+		return null;
+	}
+
+	public MicroFileChooser(JFrame in_frame) {
+		frame = in_frame;
+		setDialogTitle("Select MicroPeak Data File");
+		setFileFilter(new FileNameExtensionFilter("MicroPeak data file",
+							  "mpd"));
+	}
+}