diff src/samer/core_/util/heavy/TextualNumberViewer.java @ 0:bf79fb79ee13

Initial Mercurial check in.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/samer/core_/util/heavy/TextualNumberViewer.java	Tue Jan 17 17:50:20 2012 +0000
@@ -0,0 +1,47 @@
+package samer.core.util.heavy;
+import samer.core.*;
+import java.awt.*;
+import java.awt.event.*;
+
+public class TextualNumberViewer extends VPanel
+	 implements NumberViewer, FocusListener, ActionListener
+{
+	TextField	rt;
+	NumberSink	model;
+	boolean		real;
+
+	public TextualNumberViewer(String label, int flags, NumberSink model)
+	{
+		setLayout(new BorderLayout()); 
+		setName(label);
+
+		rt = new TextField(Shell.getInt("field.width",4));
+		rt.setBackground(Shell.getColor("field.background",null));
+		rt.setForeground(Shell.getColor("field.foreground",null));
+		add( rt,"East");
+
+		if (model!=null) {
+			this.model=model;
+			rt.addFocusListener(this);
+			rt.addActionListener(this);
+			real = ((flags & INTEGER)==0);
+		}
+	}
+
+	public void set(int num) {
+		rt.setText(String.valueOf(num));
+	}
+	public void set(double num) {
+		rt.setText(X.string(num));
+	}
+
+	private void textChanged() {
+		if (real) model.set(X.parseDouble(rt.getText())); 
+		else model.set(Integer.decode(rt.getText()).intValue());
+	}
+
+	public void focusGained( FocusEvent e) {}
+	public void focusLost( FocusEvent e) {	textChanged();	}
+	public void actionPerformed( ActionEvent e) { textChanged(); }
+}
+