/*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* 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 org.kie.workbench.common.widgets.decoratedgrid.client.widget.cells;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.core.client.Scheduler.ScheduledCommand;
import com.google.gwt.dom.client.Element;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.event.dom.client.KeyDownEvent;
import com.google.gwt.event.dom.client.KeyDownHandler;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
import com.google.gwt.user.client.ui.PopupPanel.PositionCallback;
import org.gwtbootstrap3.client.ui.TextBox;
import org.uberfire.ext.widgets.common.client.common.NumericIntegerTextBox;
/**
* A Popup Text Editor for Integer values
*/
public class PopupNumericIntegerEditCell extends
AbstractPopupEditCell<Integer, Integer> {
private final TextBox textBox = new NumericIntegerTextBox();
public PopupNumericIntegerEditCell( boolean isReadOnly ) {
super( isReadOnly );
// Tabbing out of the TextBox commits changes
textBox.addKeyDownHandler( new KeyDownHandler() {
public void onKeyDown( KeyDownEvent event ) {
boolean keyTab = event.getNativeKeyCode() == KeyCodes.KEY_TAB;
boolean keyEnter = event.getNativeKeyCode() == KeyCodes.KEY_ENTER;
if ( keyEnter || keyTab ) {
commit();
}
}
} );
vPanel.add( textBox );
}
@Override
public void render( Context context,
Integer value,
SafeHtmlBuilder sb ) {
if ( value != null ) {
sb.append( renderer.render( value.toString() ) );
}
}
// Commit the change
@Override
protected void commit() {
// Update value
String text = textBox.getValue();
Integer number = null;
if ( text.length() > 0 ) {
try {
number = new Integer( text );
} catch ( NumberFormatException e ) {
number = new Integer( 0 );
}
}
setValue( lastContext,
lastParent,
number );
if ( valueUpdater != null ) {
valueUpdater.update( number );
}
panel.hide();
}
// Start editing the cell
@Override
protected void startEditing( final Context context,
final Element parent,
final Integer value ) {
textBox.setValue( ( value == null ? "" : value.toString() ) );
panel.setPopupPositionAndShow( new PositionCallback() {
public void setPosition( int offsetWidth,
int offsetHeight ) {
panel.setPopupPosition( parent.getAbsoluteLeft()
+ offsetX,
parent.getAbsoluteTop()
+ offsetY );
// Focus the first enabled control
Scheduler.get().scheduleDeferred( new ScheduledCommand() {
public void execute() {
String text = textBox.getValue();
textBox.setFocus( true );
textBox.setCursorPos( text.length() );
textBox.setSelectionRange( 0,
text.length() );
}
} );
}
} );
}
}