[Mongobrowser-commit] SF.net SVN: mongobrowser:[70] trunk/mongobrowser/src/com/mebigfatguy/ mongobrowser/dialogs/DoubleDocument.java

[<dbr...@us...>]

Revision: 70
          http://mongobrowser.svn.sourceforge.net/mongobrowser/?rev=70&view=rev
Author:   dbrosius
Date:     2010-01-01 02:33:21 +0000 (Fri, 01 Jan 2010)

Log Message:
-----------
a document object that only accepts double values

Added Paths:
-----------
    trunk/mongobrowser/src/com/mebigfatguy/mongobrowser/dialogs/DoubleDocument.java

Added: trunk/mongobrowser/src/com/mebigfatguy/mongobrowser/dialogs/DoubleDocument.java
===================================================================
--- trunk/mongobrowser/src/com/mebigfatguy/mongobrowser/dialogs/DoubleDocument.java	                        (rev 0)
+++ trunk/mongobrowser/src/com/mebigfatguy/mongobrowser/dialogs/DoubleDocument.java	2010-01-01 02:33:21 UTC (rev 70)
@@ -0,0 +1,51 @@
+/*
+ * mongobrowser - a webstart gui application for viewing, 
+ *                editing and administering a Mongo Database
+ * Copyright 2009-2010 MeBigFatGuy.com
+ * Copyright 2009-2010 Dave Brosius
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License"); 
+ * you may not use this file except in compliance with the License. 
+ * You may obtain a copy of the License at 
+ * 
+ *    http://www.apache.org/licenses/LICENSE-2.0 
+ *    
+ * Unless required by applicable law or agreed to in writing, 
+ * software distributed under the License is distributed on an "AS IS" BASIS, 
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+ * See the License for the specific language governing permissions and limitations 
+ * under the License. 
+ */
+package com.mebigfatguy.mongobrowser.dialogs;
+
+import java.awt.Toolkit;
+
+import javax.swing.text.AttributeSet;
+import javax.swing.text.BadLocationException;
+import javax.swing.text.PlainDocument;
+
+public class DoubleDocument extends PlainDocument {
+
+	private static final long serialVersionUID = 8828076098529130637L;
+
+	/**
+	 * intercepts string insertions to make sure that the values to be put into
+	 * a text component is only an double value
+	 * 
+	 * @param pos where the text is being inserted
+	 * @param insertStr the new text that was typed
+	 * @param atts the attributes for the text (unused)
+	 */
+	@Override
+	public void insertString(int pos, String insertStr, AttributeSet atts) throws BadLocationException {
+		StringBuilder text = new StringBuilder(getText(0, getLength()));
+		try {
+			text.insert(pos, insertStr);
+			Double.parseDouble(text.toString());
+			super.insertString(pos, insertStr, atts);
+		} catch (Exception e) {
+			Toolkit.getDefaultToolkit().beep();	
+		}
+	}
+
+}


Property changes on: trunk/mongobrowser/src/com/mebigfatguy/mongobrowser/dialogs/DoubleDocument.java
___________________________________________________________________
Added: svn:mime-type
   + text/plain
Added: svn:eol-style
   + native


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