/*
* 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.explorer.navigation.qa.testscenarios;
import org.drools.guvnor.client.common.FormStylePopup;
import org.drools.guvnor.client.common.ImageButton;
import org.drools.guvnor.client.messages.Constants;
import org.drools.guvnor.client.resources.Images;
import org.drools.ide.common.client.modeldriven.SuggestionCompletionEngine;
import org.drools.ide.common.client.modeldriven.testing.FactData;
import org.drools.ide.common.client.modeldriven.testing.Scenario;
import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.Widget;
class GlobalButton extends ImageButton {
private static Constants constants = GWT.create( Constants.class );
private static Images images = GWT.create( Images.class );
private final Scenario scenario;
private final ScenarioWidget parent;
private final SuggestionCompletionEngine suggestionCompletionEngine;
public GlobalButton(final Scenario scenario,
final ScenarioWidget parent) {
super( images.newItem(),
constants.AddANewGlobalToThisScenario() );
this.scenario = scenario;
this.parent = parent;
this.suggestionCompletionEngine = parent.suggestionCompletionEngine;
addGlobalButtonClickHandler();
}
private void addGlobalButtonClickHandler() {
addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
final FormStylePopup popup = new NewGlobalPopup();
popup.show();
}
} );
}
class NewGlobalPopup extends FormStylePopup {
final ListBox factTypes;
private Button addButton;
private Widget warning;
public NewGlobalPopup() {
super( images.ruleAsset(),
constants.NewGlobal() );
factTypes = new ListBox();
addButton = new AddButton();
warning = getMissingGlobalsWarning();
fillFactTypes();
addRow( warning );
addAttribute( constants.GlobalColon(),
getHorizontalPanel() );
}
private HorizontalPanel getHorizontalPanel() {
HorizontalPanel insertFact = new HorizontalPanel();
insertFact.add( factTypes );
insertFact.add( addButton );
return insertFact;
}
private void fillFactTypes() {
if ( suggestionCompletionEngine.getGlobalVariables().length == 0 ) {
addButton.setEnabled( false );
factTypes.setEnabled( false );
warning.setVisible( true );
} else {
addButton.setEnabled( true );
factTypes.setEnabled( true );
warning.setVisible( false );
for ( String globals : suggestionCompletionEngine.getGlobalVariables() ) {
factTypes.addItem( globals );
}
}
}
class AddButton extends Button {
public AddButton() {
super( constants.Add() );
addAddClickHandler();
}
private void addAddClickHandler() {
addClickHandler( new ClickHandler() {
public void onClick(ClickEvent event) {
String text = factTypes.getItemText( factTypes.getSelectedIndex() );
if ( scenario.isFactNameReserved( text ) ) {
Window.alert( constants.TheName0IsAlreadyInUsePleaseChooseAnotherName( text ) );
} else {
FactData factData = new FactData( suggestionCompletionEngine.getGlobalVariable( text ),
text,
false );
scenario.getGlobals().add( factData );
parent.renderEditor();
hide();
}
}
} );
}
}
}
//A simple banner to alert users that no Globals have been defined
private Widget getMissingGlobalsWarning() {
HTML warning = new HTML( constants.missingGlobalsWarning() );
warning.getElement().setClassName( "missingGlobalsWarning" );
return warning;
}
}