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- /*
- * Copyright 2000-2016 Vaadin Ltd.
- *
- * 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 com.vaadin.client.widget.treegrid.events;
-
- import com.google.gwt.dom.client.BrowserEvents;
- import com.google.gwt.dom.client.Element;
- import com.google.gwt.dom.client.EventTarget;
- import com.vaadin.client.WidgetUtil;
- import com.vaadin.client.renderers.HierarchyRenderer;
- import com.vaadin.client.widget.escalator.RowContainer;
- import com.vaadin.client.widget.grid.events.AbstractGridMouseEventHandler;
- import com.vaadin.client.widget.grid.events.AbstractGridMouseEventHandler.GridClickHandler;
- import com.vaadin.client.widget.grid.events.GridClickEvent;
- import com.vaadin.client.widget.treegrid.TreeGrid;
- import com.vaadin.shared.ui.grid.GridConstants;
-
- /**
- * Class to set as value of {@link com.vaadin.client.widgets.Grid#clickEvent}.
- * <br/>
- * Differs from {@link GridClickEvent} only in allowing events to originate form
- * hierarchy widget.
- *
- * @since 8.1
- * @author Vaadin Ltd
- */
- public class TreeGridClickEvent extends GridClickEvent {
-
- public static final Type<GridClickHandler> TYPE = new Type<GridClickHandler>(
- BrowserEvents.CLICK, new TreeGridClickEvent());
-
- @Override
- public Type<GridClickHandler> getAssociatedType() {
- return TYPE;
- }
-
- @Override
- public TreeGrid getGrid() {
- EventTarget target = getNativeEvent().getEventTarget();
- if (!Element.is(target)) {
- return null;
- }
- return WidgetUtil.findWidget(Element.as(target), TreeGrid.class);
- }
-
- @Override
- protected void dispatch(
- AbstractGridMouseEventHandler.GridClickHandler handler) {
- EventTarget target = getNativeEvent().getEventTarget();
- if (!Element.is(target)) {
- // Target is not an element
- return;
- }
-
- // Ignore event if originated from child widget
- // except when from hierarchy widget
- Element targetElement = Element.as(target);
- if (getGrid().isElementInChildWidget(targetElement)
- && !HierarchyRenderer
- .isElementInHierarchyWidget(targetElement)) {
- return;
- }
-
- final RowContainer container = getGrid().getEscalator()
- .findRowContainer(targetElement);
- if (container == null) {
- // No container for given element
- return;
- }
-
- GridConstants.Section section = GridConstants.Section.FOOTER;
- if (container == getGrid().getEscalator().getHeader()) {
- section = GridConstants.Section.HEADER;
- } else if (container == getGrid().getEscalator().getBody()) {
- section = GridConstants.Section.BODY;
- }
-
- doDispatch(handler, section);
- }
- }
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