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- /*
- * Copyright 2000-2014 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.ui.tabsheet;
-
- import com.google.gwt.dom.client.Element;
- import com.google.gwt.dom.client.Style.Overflow;
- import com.vaadin.client.ComponentConnector;
- import com.vaadin.client.ConnectorHierarchyChangeEvent;
- import com.vaadin.client.TooltipInfo;
- import com.vaadin.client.WidgetUtil;
- import com.vaadin.client.communication.StateChangeEvent;
- import com.vaadin.client.ui.SimpleManagedLayout;
- import com.vaadin.client.ui.VTabsheet;
- import com.vaadin.client.ui.layout.MayScrollChildren;
- import com.vaadin.shared.ui.Connect;
- import com.vaadin.shared.ui.tabsheet.TabsheetClientRpc;
- import com.vaadin.ui.TabSheet;
-
- @Connect(TabSheet.class)
- public class TabsheetConnector extends TabsheetBaseConnector implements
- SimpleManagedLayout, MayScrollChildren {
-
- public TabsheetConnector() {
- registerRpc(TabsheetClientRpc.class, new TabsheetClientRpc() {
- @Override
- public void revertToSharedStateSelection() {
- for (int i = 0; i < getState().tabs.size(); ++i) {
- final String key = getState().tabs.get(i).key;
- final boolean selected = key.equals(getState().selected);
- if (selected) {
- getWidget().waitingForResponse = false;
- getWidget().setActiveTabIndex(i);
- getWidget().selectTab(i);
- break;
- }
- }
- renderContent();
- }
- });
- }
-
- @Override
- protected void init() {
- super.init();
- getWidget().setConnector(this);
- }
-
- /*
- * (non-Javadoc)
- *
- * @see
- * com.vaadin.client.ui.AbstractComponentConnector#onStateChanged(com.vaadin
- * .client.communication.StateChangeEvent)
- */
- @Override
- public void onStateChanged(StateChangeEvent stateChangeEvent) {
- super.onStateChanged(stateChangeEvent);
-
- getWidget().handleStyleNames(getState());
-
- if (getState().tabsVisible) {
- getWidget().showTabs();
- } else {
- getWidget().hideTabs();
- }
-
- // tabs; push or not
- if (!isUndefinedWidth()) {
- getWidget().tabs.getStyle().setOverflow(Overflow.HIDDEN);
- } else {
- getWidget().showAllTabs();
- getWidget().tabs.getStyle().clearWidth();
- getWidget().tabs.getStyle().setOverflow(Overflow.VISIBLE);
- getWidget().updateDynamicWidth();
- }
-
- if (!isUndefinedHeight()) {
- // Must update height after the styles have been set
- getWidget().updateContentNodeHeight();
- getWidget().updateOpenTabSize();
- }
-
- getWidget().iLayout();
- }
-
- @Override
- public VTabsheet getWidget() {
- return (VTabsheet) super.getWidget();
- }
-
- @Override
- public void updateCaption(ComponentConnector component) {
- /* Tabsheet does not render its children's captions */
- }
-
- @Override
- public void layout() {
- VTabsheet tabsheet = getWidget();
-
- tabsheet.updateContentNodeHeight();
-
- if (isUndefinedWidth()) {
- tabsheet.contentNode.getStyle().setProperty("width", "");
- } else {
- int contentWidth = tabsheet.getOffsetWidth()
- - tabsheet.getContentAreaBorderWidth();
- if (contentWidth < 0) {
- contentWidth = 0;
- }
- tabsheet.contentNode.getStyle().setProperty("width",
- contentWidth + "px");
- }
-
- tabsheet.updateOpenTabSize();
- if (isUndefinedWidth()) {
- tabsheet.updateDynamicWidth();
- }
-
- tabsheet.iLayout();
-
- }
-
- @Override
- public TooltipInfo getTooltipInfo(Element element) {
-
- TooltipInfo info = null;
-
- // Find a tooltip for the tab, if the element is a tab
- if (element != getWidget().getElement()) {
- Object node = WidgetUtil.findWidget(element,
- VTabsheet.TabCaption.class);
-
- if (node != null) {
- VTabsheet.TabCaption caption = (VTabsheet.TabCaption) node;
- info = caption.getTooltipInfo();
- }
- }
-
- // If not tab tooltip was found, use the default
- if (info == null) {
- info = super.getTooltipInfo(element);
- }
-
- return info;
- }
-
- @Override
- public boolean hasTooltip() {
- /*
- * Tab tooltips are not processed until updateFromUIDL, so we can't be
- * sure that there are no tooltips during onStateChange when this method
- * is used.
- */
- return true;
- }
-
- @Override
- public void onConnectorHierarchyChange(
- ConnectorHierarchyChangeEvent connector) {
- renderContent();
- }
-
- /**
- * (Re-)render the content of the active tab.
- */
- protected void renderContent() {
- ComponentConnector contentConnector = null;
- if (!getChildComponents().isEmpty()) {
- contentConnector = getChildComponents().get(0);
- }
-
- if (null != contentConnector) {
- getWidget().renderContent(contentConnector.getWidget());
- } else {
- getWidget().renderContent(null);
- }
- }
-
- }
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