User: ko5tik
Date: 02/04/16 00:03:40
Added: src/java/xdocletgui/swing/editor UndoableEditorPanel.java
Log:
forgot to add it before...
Revision Changes Path
1.1
xdocletgui/src/java/xdocletgui/swing/editor/UndoableEditorPanel.java
Index: UndoableEditorPanel.java
===================================================================
/*
* Copyright (c) 2001, Aslak Helles�y, BEKK Consulting
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of BEKK Consulting nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS 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 REGENTS OR 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.
*/
/*
* Change log
*
*/
package xdocletgui.swing.editor;
import javax.swing.*;
import javax.swing.text.*;
import javax.swing.event.*;
import javax.swing.undo.*;
import java.awt.*;
import java.awt.event.*;
/**
* Describe what this class does
*
* @author kostik
* @created April 11, 2002
* @todo-javadoc Write javadocs
*/
public abstract class UndoableEditorPanel extends JPanel implements DocumentListener
{
/**
* undo manager for our text panel
*/
UndoManager _undo;
/**
* text area for text editing
*/
JTextPane _text;
/**
* pointer to set button
*/
JButton _setButton;
/**
* pointer to cancel button
*/
JButton _cancelButton;
/**
* pointer to undo button
*/
JButton _undoButton;
/**
* pointer to redo button
*/
JButton _redoButton;
/**
* Describe what the UndoableEditorPanel constructor does
*
* @param layout Describe what the parameter does
* @todo-javadoc Write javadocs for constructor
* @todo-javadoc Write javadocs for method parameter
*/
public UndoableEditorPanel(LayoutManager layout) {
super(layout);
// initialize common stuff
_undo = new UndoManager();
_text = new JTextPane();
_text.getDocument().addDocumentListener(this);
_text.getDocument().addUndoableEditListener(_undo);
_setButton = new JButton("save");
_setButton.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
save();
}
});
_cancelButton = new JButton("cancel");
_cancelButton.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
revert();
}
});
_undoButton = new JButton("undo");
_undoButton.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (_undo.canUndo()) {
_undo.undo();
enableButtons(true);
}
}
});
_redoButton = new JButton("redo");
_redoButton.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (_undo.canRedo()) {
_undo.redo();
enableButtons(true);
}
}
});
}
/**
* insert notificator
*
* @param e Describe what the parameter does
* @todo-javadoc Write javadocs for method parameter
*/
public void insertUpdate(DocumentEvent e) {
enableButtons(true);
}
/**
* remove notificator
*
* @param e Describe what the parameter does
* @todo-javadoc Write javadocs for method parameter
*/
public void removeUpdate(DocumentEvent e) {
enableButtons(true);
}
/**
* change notificator
*
* @param e Describe what the parameter does
* @todo-javadoc Write javadocs for method parameter
*/
public void changedUpdate(DocumentEvent e) {
enableButtons(true);
}
/**
* save changes
*/
public abstract void save();
/**
* revert to default value
*/
public abstract void revert();
/**
* change button status. also change status of undo & redo buttons
*
* @param enable Describe what the parameter does
* @todo-javadoc Write javadocs for method parameter
*/
void enableButtons(boolean enable) {
_cancelButton.setEnabled(enable);
_setButton.setEnabled(enable);
_undoButton.setEnabled(_undo.canUndo());
_redoButton.setEnabled(_undo.canRedo());
}
}
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