/*
* Copyright 2010 JBoss Inc
*
* 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.drools.guvnor.client.modeldriven.ui;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.IFrameElement;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.resources.client.ImageResource;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.Frame;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.VerticalPanel;
import org.drools.guvnor.client.common.FormStylePopup;
import org.drools.guvnor.client.messages.Constants;
import org.drools.ide.common.client.factconstraints.customform.CustomFormConfiguration;
public class CustomFormPopUp extends FormStylePopup {
private Constants constants = ((Constants) GWT.create( Constants.class ));
private final CustomFormConfiguration configuration;
private final Button okButton;
private final Button cancelButton;
private Frame externalFrame;
public CustomFormPopUp(ImageResource image,
String title,
CustomFormConfiguration configuration) {
super( image,
title );
this.configuration = configuration;
this.externalFrame = new Frame();
this.externalFrame.setWidth( configuration.getCustomFormWidth() + "px" );
this.externalFrame.setHeight( configuration.getCustomFormHeight() + "px" );
VerticalPanel vp = new VerticalPanel();
vp.setWidth( "100%" );
vp.setHeight( "100%" );
vp.add( this.externalFrame );
okButton = new Button( constants.OK() );
//cancel button with default handler
cancelButton = new Button( constants.Cancel(),
new ClickHandler() {
public void onClick(ClickEvent event) {
hide();
}
} );
HorizontalPanel hp = new HorizontalPanel();
hp.setWidth( "100%" );
hp.setHorizontalAlignment( HasHorizontalAlignment.ALIGN_CENTER );
hp.add( okButton );
hp.add( cancelButton );
vp.add( hp );
this.addRow( vp );
}
public void addOkButtonHandler(ClickHandler handler) {
this.okButton.addClickHandler( handler );
}
public void addCancelButtonHandler(ClickHandler handler) {
this.cancelButton.addClickHandler( handler );
}
public void show(String selectedId,
String selectedValue) {
String url = configuration.getCustomFormURL();
if ( url == null || url.trim().equals( "" ) ) {
//TODO: show an error
return;
} else {
String parameters = "cf_id=" + selectedId + "&cf_value=" + selectedValue + "&factType=" + this.configuration.getFactType() + "&fieldName=" + this.configuration.getFieldName();
//advanced url parsing for adding attributes :P
url = url + (url.contains( "?" ) ? "&" : "?") + parameters;
this.externalFrame.setUrl( url );
this.show();
}
}
private Element getExternalFrameElement(String id) {
IFrameElement iframe = IFrameElement.as( this.externalFrame.getElement() );
return iframe.getContentDocument().getElementById( id );
}
public String getFormId() {
return this.getExternalFrameElement( "cf_id" ).getPropertyString( "value" );
}
public String getFormValue() {
return this.getExternalFrameElement( "cf_value" ).getPropertyString( "value" );
}
}