QueryExpressionEditorSimple.java Sample

This topic inludes the source code for the QueryExpressionEditorSimple.java Sample.

Sample Location

This sample is located in the following directory in your WebLogic Workshop installation:

BEA_HOME/weblogic81/samples/workshop/ExtensionDevKit/ControlDevKit/ControlFeatures/jcxCreate/ide/

Sample Source Code


001 package jcxCreate.ide; 
002 
003 import com.bea.ide.control.EditorSupport;
004 import java.awt.Component;
005 import java.awt.GridBagConstraints;
006 import java.awt.Insets;
007 import javax.swing.JFormattedTextField;
008 import com.bea.ide.control.AttributeEditorSimple;
009 import com.bea.control.Issue;
010 
011 /*
012  * Represent a dialog for editing the expression attribute. This
013  * dialog is displayed when the control's user clicks the ... corresponding
014  * to the attribute in the Property Editor, or double-clicks a method
015  * in the JCX file.
016  */
017 public class QueryExpressionEditorSimple extends javax.swing.JPanel
018     implements AttributeEditorSimple
019 
020     
021   javax.swing.JEditorPane edpQueryExpression = new javax.swing.JEditorPane();
022   javax.swing.JLabel lblXQuery = new javax.swing.JLabel();
023   javax.swing.JTextArea txtDescription = new javax.swing.JTextArea();
024 
025     /*
026      * Call the initComponents method to assemble the dialog's 
027      * pieces. Receive the expression attribute original value
028      * to display in the dialog.
029      */
030     public QueryExpressionEditorSimple(String origValue)
031     {
032         super();
033         this.initComponents(origValue);
034     }
035 
036     public JFormattedTextField.AbstractFormatter getFormatter()
037     {
038         return null;
039     }
040 
041     /*
042      * Provides a way for WebLogic Workshop to retrieve the dialog's 
043      * components for display.
044      */
045     public Component getEditorComponent()
046     {
047         return this;
048     }
049 
050     /*
051      * Used by WebLogic Workshop to retrieve the new expression attribute
052      * value. edpQueryExpression is the JEditorPane in the dialog box
053      * that contains the expression as entered by the control's user.
054      */
055     public String getNewAttributeValue()
056     {
057         return edpQueryExpression.getText();
058     }
059 
060     /*
061      * Provides a place for code that should execute when the control's
062      * user clicks OK in the expression editor dialog.
063      */
064     public Issue[] onFinish()
065     {
066         return null;
067     }
068 
069     /*
070      * Assembles components of the dialog.
071      */
072   public void initComponents(String value) {
073         java.awt.GridBagConstraints gridBagConstraints;
074         setLayout(new java.awt.GridBagLayout());
075         setEnabled(true);
076 
077     txtDescription.setText("Editing your XQuery expression in the box below.");
078     txtDescription.setLineWrap(true);
079     txtDescription.setBackground(null);
080     txtDescription.setEditable(false);
081         gridBagConstraints = new java.awt.GridBagConstraints(
082             004110,
083             GridBagConstraints.NORTH, GridBagConstraints.HORIZONTAL, 
084             new Insets(5555)00);
085         add(txtDescription, gridBagConstraints);
086 
087     lblXQuery.setText("XQuery expression:");
088     lblXQuery.setHorizontalAlignment(javax.swing.JLabel.RIGHT);
089         gridBagConstraints = new GridBagConstraints(
090             011100,
091             GridBagConstraints.NORTHEAST, GridBagConstraints.NONE,
092             new Insets(5555)00);
093         add(lblXQuery, gridBagConstraints);
094 
095         edpQueryExpression.setText(value);
096         gridBagConstraints = new GridBagConstraints(
097             023111,
098             GridBagConstraints.NORTH, GridBagConstraints.BOTH,
099             new Insets(5055)00);
100         add(edpQueryExpression, gridBagConstraints);  
101     }
102