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Posted to dev@ant.apache.org by me...@locus.apache.org on 2000/11/17 23:39:03 UTC
cvs commit: jakarta-ant/src/antidote/org/apache/tools/ant/gui/customizer PropertiesPropertyEditor.java DynamicCustomizer.java
metasim 00/11/17 14:39:03
Modified: src/antidote/org/apache/tools/ant/gui/customizer
DynamicCustomizer.java
Added: src/antidote/org/apache/tools/ant/gui/customizer
PropertiesPropertyEditor.java
Log:
Started work on a Properties Bean property editor.
Revision Changes Path
1.5 +15 -1 jakarta-ant/src/antidote/org/apache/tools/ant/gui/customizer/DynamicCustomizer.java
Index: DynamicCustomizer.java
===================================================================
RCS file: /home/cvs/jakarta-ant/src/antidote/org/apache/tools/ant/gui/customizer/DynamicCustomizer.java,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -r1.4 -r1.5
--- DynamicCustomizer.java 2000/11/16 22:38:43 1.4
+++ DynamicCustomizer.java 2000/11/17 22:39:02 1.5
@@ -66,7 +66,7 @@
* Widget for dynamically constructing a property editor based on the
* an Object's BeanInfo. Essentially a property sheet.
*
- * @version $Revision: 1.4 $
+ * @version $Revision: 1.5 $
* @author Simeon Fitch
*/
public class DynamicCustomizer extends JPanel implements Customizer {
@@ -83,6 +83,8 @@
double.class, DoublePropertyEditor.class);
PropertyEditorManager.registerEditor(
Double.class, DoublePropertyEditor.class);
+ PropertyEditorManager.registerEditor(
+ Properties.class, PropertiesPropertyEditor.class);
}
/** Property name that PropertyDescriptors can save in their property
@@ -105,6 +107,9 @@
/** List of property change listeners interested when the bean
* being edited has been changed. */
private List _changeListeners = new LinkedList();
+ /** Flag to trun off event propogation. */
+ private boolean _squelchChangeEvents = false;
+
/**
@@ -209,6 +214,9 @@
}
_value = value;
+ // Disable event generation.
+ _squelchChangeEvents = true;
+
// Iterate over each property, doing a lookup on the associated editor
// and setting the editor's value to the value of the property.
Iterator it = _prop2Editor.keySet().iterator();
@@ -229,6 +237,10 @@
}
}
}
+
+ // Enable event generation.
+ _squelchChangeEvents = false;
+
}
/**
@@ -306,6 +318,8 @@
/** Class for receiving change events from the PropertyEditor objects. */
private class EditorChangeListener implements PropertyChangeListener {
public void propertyChange(PropertyChangeEvent e) {
+ if(_squelchChangeEvents) return;
+
PropertyEditor editor = (PropertyEditor) e.getSource();
PropertyDescriptor prop =
(PropertyDescriptor) _editor2Prop.get(editor);
1.1 jakarta-ant/src/antidote/org/apache/tools/ant/gui/customizer/PropertiesPropertyEditor.java
Index: PropertiesPropertyEditor.java
===================================================================
/*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999, 2000 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.tools.ant.gui.customizer;
import javax.swing.*;
import javax.swing.table.AbstractTableModel;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.BorderLayout;
import java.util.*;
/**
* Custom property editor for the Properties class.
*
* @version $Revision: 1.1 $
* @author Simeon Fitch
*/
public class PropertiesPropertyEditor extends AbstractPropertyEditor {
private JPanel _widget = null;
private Properties _value = null;
private JTable _table = null;
/**
* Default ctor.
*
*/
public PropertiesPropertyEditor() {
_widget = new JPanel(new BorderLayout());
_widget.addFocusListener(new FocusHandler(this));
_table = new JTable();
_table.setPreferredScrollableViewportSize(new Dimension(300, 100));
JScrollPane scroller = new JScrollPane(_table);
_widget.add(BorderLayout.CENTER, scroller);
}
/**
* Get the child editing component. Uses JComponent so we can have tool
* tips, etc.
*
* @return Child editing component.
*/
protected Component getChild() {
return _widget;
}
/**
* This method is intended for use when generating Java code to set
* the value of the property. It should return a fragment of Java code
* that can be used to initialize a variable with the current property
* value.
* <p>
* Example results are "2", "new Color(127,127,34)", "Color.orange", etc.
*
* @return A fragment of Java code representing an initializer for the
* current value.
*/
public String getJavaInitializationString() {
return getAsText();
}
/**
* Set (or change) the object that is to be edited. Builtin types such
* as "int" must be wrapped as the corresponding object type such as
* "java.lang.Integer".
*
* @param value The new target object to be edited. Note that this
* object should not be modified by the PropertyEditor, rather
* the PropertyEditor should create a new object to hold any
* modified value.
*/
public void setValue(Object value) {
if(value != null && !(value instanceof Properties)) {
throw new IllegalArgumentException(
value.getClass().getName() + " is not of type Properties.");
}
Object old = _value;
_value = (Properties) value;
_table.setModel(new PropertiesTableModel(_value));
firePropertyChange(old, value);
}
/**
* @return The value of the property. Builtin types such as "int" will
* be wrapped as the corresponding object type such as "java.lang.Integer".
*/
public Object getValue() {
return _value;
}
/**
* Set the property value by parsing a given String. May raise
* java.lang.IllegalArgumentException if either the String is
* badly formatted or if this kind of property can't be expressed
* as text.
* @param text The string to be parsed.
*/
public void setAsText(String text) throws IllegalArgumentException {
throw new IllegalArgumentException("Cannot be expressed as a String");
}
/**
* @return The property value as a human editable string.
* <p> Returns null if the value can't be expressed
* as an editable string.
* <p> If a non-null value is returned, then the PropertyEditor should
* be prepared to parse that string back in setAsText().
*/
public String getAsText() {
return null;
}
/** Table model view of the Properties object. */
private static class PropertiesTableModel extends AbstractTableModel {
private static final int NAME = 0;
private static final int VALUE = 1;
private Properties _properties = null;
private String[] _keys = null;
public PropertiesTableModel(Properties props) {
_properties = props;
Enumeration enum = _properties.keys();
_keys = new String[_properties.size()];
for(int i = 0; enum.hasMoreElements(); i++) {
String key = (String) enum.nextElement();
_keys[i] = key;
}
}
public int getRowCount() {
return _keys.length;
}
public int getColumnCount() {
return 2;
}
public String getColumnName(int column) {
// XXX fix me.
return column == NAME ? "Name" : "Value";
}
public Object getValueAt(int row, int column) {
switch(column) {
case NAME: return _keys[row];
case VALUE: return _properties.getProperty(_keys[row]);
}
return null;
}
}
}