/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.libraries.designtime.swing.propertyeditors;
import org.pentaho.reporting.libraries.designtime.swing.EllipsisButton;
import org.pentaho.reporting.libraries.designtime.swing.LibSwingUtil;
import org.pentaho.reporting.libraries.designtime.swing.Messages;
import javax.swing.*;
import javax.swing.event.CellEditorListener;
import javax.swing.event.ChangeEvent;
import javax.swing.event.EventListenerList;
import javax.swing.table.TableCellEditor;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.beans.PropertyEditor;
import java.util.EventObject;
public class PropertyCellEditorWithEllipsis extends JPanel implements TableCellEditor {
private static final String POPUP_EDITOR = "popupEditor";
private class ExtendedEditorAction extends AbstractAction {
/**
* Defines an <code>Action</code> object with a default description string and default icon.
*/
private ExtendedEditorAction() {
}
/**
* Invoked when an action occurs.
*/
public void actionPerformed( final ActionEvent e ) {
if ( propertyEditor == null ) {
return;
}
if ( propertyEditor.supportsCustomEditor() ) {
final Window window = LibSwingUtil.getWindowAncestor( PropertyCellEditorWithEllipsis.this );
final CustomPropertyEditorDialog editorDialog;
if ( window instanceof Frame ) {
editorDialog = new CustomPropertyEditorDialog( (Frame) window );
} else if ( window instanceof Dialog ) {
editorDialog = new CustomPropertyEditorDialog( (Dialog) window );
} else {
editorDialog = new CustomPropertyEditorDialog();
}
if ( editorDialog.performEdit( propertyEditor ) ) {
textField.setText( propertyEditor.getAsText() );
stopCellEditing();
}
} else {
final BasicTextPropertyEditorDialog editorDialog = createTextEditorDialog();
if ( editorDialog.performEdit( propertyEditor ) ) {
textField.setText( propertyEditor.getAsText() );
stopCellEditing();
}
}
}
}
private JTextField textField;
private JButton ellipsisButton;
private EventListenerList eventListenerList;
private boolean nullable;
private PropertyEditor propertyEditor;
public PropertyCellEditorWithEllipsis() {
setLayout( new BorderLayout() );
this.eventListenerList = new EventListenerList();
ellipsisButton = new EllipsisButton( "..." );
ellipsisButton.addActionListener( new ExtendedEditorAction() );
textField = new JTextField();
textField.getInputMap().put
( Messages.getInstance().getKeyStroke( "PropertyCellEditorWithEllipsis.PopupEditor.Accelerator" ), POPUP_EDITOR );
textField.getActionMap().put( POPUP_EDITOR, new ExtendedEditorAction() );
textField.setBorder( BorderFactory.createEmptyBorder() );
add( textField, BorderLayout.CENTER );
add( ellipsisButton, BorderLayout.EAST );
nullable = false;
}
protected BasicTextPropertyEditorDialog createTextEditorDialog() {
final Window window = LibSwingUtil.getWindowAncestor( PropertyCellEditorWithEllipsis.this );
final BasicTextPropertyEditorDialog editorDialog;
if ( window instanceof Frame ) {
editorDialog = new BasicTextPropertyEditorDialog( (Frame) window );
} else if ( window instanceof Dialog ) {
editorDialog = new BasicTextPropertyEditorDialog( (Dialog) window );
} else {
editorDialog = new BasicTextPropertyEditorDialog();
}
return editorDialog;
}
public PropertyEditor getPropertyEditor() {
return propertyEditor;
}
public void setPropertyEditor( final PropertyEditor propertyEditor ) {
this.propertyEditor = propertyEditor;
if ( propertyEditor instanceof AdvancedPropertyEditor ) {
final AdvancedPropertyEditor advancedPropertyEditor = (AdvancedPropertyEditor) propertyEditor;
textField.setEditable( advancedPropertyEditor.supportsText() );
} else {
textField.setEditable( true );
}
}
public boolean isNullable() {
return nullable;
}
public void setNullable( final boolean nullable ) {
this.nullable = nullable;
}
public void requestFocus() {
textField.requestFocus();
}
public JTextField getTextField() {
return textField;
}
public JButton getEllipsisButton() {
return ellipsisButton;
}
/**
* Returns the value contained in the editor.
*
* @return the value contained in the editor
*/
public Object getCellEditorValue() {
return propertyEditor.getValue();
}
/**
* Asks the editor if it can start editing using <code>anEvent</code>. <code>anEvent</code> is in the invoking
* component coordinate system. The editor can not assume the Component returned by
* <code>getCellEditorComponent</code> is installed. This method is intended for the use of client to avoid the cost
* of setting up and installing the editor component if editing is not possible. If editing can be started this method
* returns true.
*
* @param anEvent the event the editor should use to consider whether to begin editing or not
* @return true if editing can be started
*/
public boolean isCellEditable( final EventObject anEvent ) {
return true;
}
/**
* Returns true if the editing cell should be selected, false otherwise. Typically, the return value is true, because
* is most cases the editing cell should be selected. However, it is useful to return false to keep the selection
* from changing for some types of edits. eg. A table that contains a column of check boxes, the user might want to be
* able to change those checkboxes without altering the selection. (See Netscape Communicator for just such an
* example) Of course, it is up to the client of the editor to use the return value, but it doesn't need to if it
* doesn't want to.
*
* @param anEvent the event the editor should use to start editing
* @return true if the editor would like the editing cell to be selected; otherwise returns false
*/
public boolean shouldSelectCell( final EventObject anEvent ) {
return true;
}
/**
* Tells the editor to stop editing and accept any partially edited value as the value of the editor. The editor
* returns false if editing was not stopped; this is useful for editors that validate and can not accept invalid
* entries.
*
* @return true if editing was stopped; false otherwise
*/
public boolean stopCellEditing() {
try {
propertyEditor.setAsText( textField.getText() );
fireEditingStopped();
textField.setText( null );
return true;
} catch ( Exception e ) {
fireEditingCanceled();
textField.setText( null );
return true;
}
}
/**
* Tells the editor to cancel editing and not accept any partially edited value.
*/
public void cancelCellEditing() {
textField.setText( null );
fireEditingCanceled();
}
protected void fireEditingCanceled() {
final CellEditorListener[] listeners = eventListenerList.getListeners( CellEditorListener.class );
final ChangeEvent event = new ChangeEvent( this );
for ( int i = 0; i < listeners.length; i++ ) {
final CellEditorListener listener = listeners[ i ];
listener.editingCanceled( event );
}
}
protected void fireEditingStopped() {
final CellEditorListener[] listeners = eventListenerList.getListeners( CellEditorListener.class );
final ChangeEvent event = new ChangeEvent( this );
for ( int i = 0; i < listeners.length; i++ ) {
final CellEditorListener listener = listeners[ i ];
listener.editingStopped( event );
}
}
/**
* Adds a listener to the list that's notified when the editor stops, or cancels editing.
*
* @param l the CellEditorListener
*/
public void addCellEditorListener( final CellEditorListener l ) {
eventListenerList.add( CellEditorListener.class, l );
}
/**
* Removes a listener from the list that's notified
*
* @param l the CellEditorListener
*/
public void removeCellEditorListener( final CellEditorListener l ) {
eventListenerList.remove( CellEditorListener.class, l );
}
/**
* Sets an initial <code>value</code> for the editor. This will cause the editor to <code>stopEditing</code> and lose
* any partially edited value if the editor is editing when this method is called. <p>
* <p/>
* Returns the component that should be added to the client's <code>Component</code> hierarchy. Once installed in the
* client's hierarchy this component will then be able to draw and receive user input.
*
* @param table the <code>JTable</code> that is asking the editor to edit; can be <code>null</code>
* @param value the value of the cell to be edited; it is up to the specific editor to interpret and draw the
* value. For example, if value is the string "true", it could be rendered as a string or it could
* be rendered as a check box that is checked. <code>null</code> is a valid value
* @param isSelected true if the cell is to be rendered with highlighting
* @param row the row of the cell being edited
* @param column the column of the cell being edited
* @return the component for editing
*/
public Component getTableCellEditorComponent( final JTable table,
final Object value,
final boolean isSelected,
final int row,
final int column ) {
propertyEditor.setValue( value );
if ( value == null ) {
textField.setText( null );
} else {
textField.setText( propertyEditor.getAsText() );
}
return this;
}
}