/*
* Copyright 2011 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.jbpm.formbuilder.client.effect;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.jbpm.formapi.client.CommonGlobals;
import org.jbpm.formapi.client.effect.FBFormEffect;
import org.jbpm.formapi.client.form.FBFormItem;
import org.jbpm.formapi.common.panels.ConfirmDialog;
import org.jbpm.formbuilder.client.FormBuilderGlobals;
import org.jbpm.formbuilder.client.bus.UndoableEvent;
import org.jbpm.formbuilder.client.bus.UndoableHandler;
import org.jbpm.formbuilder.client.form.items.TableLayoutFormItem;
import org.jbpm.formbuilder.client.messages.I18NConstants;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.user.client.ui.PopupPanel;
import com.gwtent.reflection.client.Reflectable;
@Reflectable
public class RemoveRowFormEffect extends FBFormEffect {
private final I18NConstants i18n = FormBuilderGlobals.getInstance().getI18n();
private final EventBus bus = CommonGlobals.getInstance().getEventBus();
public RemoveRowFormEffect() {
super(FormBuilderGlobals.getInstance().getI18n().RemoveRowEffectLabel(), true);
}
@Override
protected void createStyles() {
final Map<String, Object> dataSnapshot = new HashMap<String, Object>();
dataSnapshot.put("selectedY", getParent().getAbsoluteTop());
dataSnapshot.put("item", getItem());
bus.fireEvent(new UndoableEvent(dataSnapshot, new UndoableHandler() {
@Override
@SuppressWarnings("unchecked")
public void undoAction(UndoableEvent event) {
TableLayoutFormItem item = (TableLayoutFormItem) event.getData("item");
Integer selectedY = (Integer) event.getData("selectedY");
List<FBFormItem> deletedRow = (List<FBFormItem>) event.getData("deletedRow");
int rowNumber = item.getRowForYCoordinate(selectedY);
item.addRow(rowNumber);
item.insertRowElements(rowNumber, deletedRow);
}
@Override
public void onEvent(UndoableEvent event) { }
@Override
public void doAction(UndoableEvent event) {
TableLayoutFormItem item = (TableLayoutFormItem) event.getData("item");
Integer selectedY = (Integer) event.getData("selectedY");
int rowNumber = item.getRowForYCoordinate(selectedY);
List<FBFormItem> deletedRow = item.removeRow(rowNumber);
event.setData("deletedRow", deletedRow);
}
}));
}
@Override
public boolean isValidForItem(FBFormItem item) {
return super.isValidForItem(item) && item instanceof TableLayoutFormItem;
}
@Override
public PopupPanel createPanel() {
ConfirmDialog dialog = new ConfirmDialog(i18n.RemoveRowWarning());
dialog.addOkButtonHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
createStyles();
}
});
return dialog;
}
}