001package org.gwtbootstrap3.client.ui; 002 003/* 004 * #%L 005 * GwtBootstrap3 006 * %% 007 * Copyright (C) 2013 GwtBootstrap3 008 * %% 009 * Licensed under the Apache License, Version 2.0 (the "License"); 010 * you may not use this file except in compliance with the License. 011 * You may obtain a copy of the License at 012 * 013 * http://www.apache.org/licenses/LICENSE-2.0 014 * 015 * Unless required by applicable law or agreed to in writing, software 016 * distributed under the License is distributed on an "AS IS" BASIS, 017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 018 * See the License for the specific language governing permissions and 019 * limitations under the License. 020 * #L% 021 */ 022 023import org.gwtbootstrap3.client.ui.base.HasSubText; 024import org.gwtbootstrap3.client.ui.constants.Styles; 025import org.gwtbootstrap3.client.ui.html.Div; 026 027import com.google.gwt.safehtml.shared.SafeHtmlBuilder; 028import com.google.gwt.user.client.ui.HasText; 029 030/** 031 * Page header with optional subtext 032 * <p/> 033 * <h3>UiBinder example</h3> 034 * <p/> 035 * <pre> 036 * {@code 037 * <b:PageHeader subText="Some subtext">Page header title</b:PageHeader> 038 * } 039 * </pre> 040 * 041 * @author Sven Jacobs 042 * @author Joshua Godi 043 */ 044public class PageHeader extends Div implements HasText, HasSubText { 045 046 private String heading; 047 private String subText; 048 049 public PageHeader() { 050 setStyleName(Styles.PAGE_HEADER); 051 } 052 053 @Override 054 public void setText(final String text) { 055 heading = text; 056 render(); 057 } 058 059 @Override 060 public String getText() { 061 return heading; 062 } 063 064 @Override 065 public void setSubText(final String subText) { 066 this.subText = subText; 067 render(); 068 } 069 070 @Override 071 public String getSubText() { 072 return subText; 073 } 074 075 private void render() { 076 final SafeHtmlBuilder builder = new SafeHtmlBuilder(); 077 078 builder.appendHtmlConstant("<h1>"); 079 builder.appendEscaped(heading == null ? "" : heading); 080 081 if (subText != null && !subText.isEmpty()) { 082 builder.appendEscaped(" "); 083 builder.appendHtmlConstant("<small>"); 084 builder.appendEscaped(subText); 085 builder.appendHtmlConstant("</small>"); 086 } 087 088 builder.appendHtmlConstant("</h1>"); 089 090 getElement().setInnerSafeHtml(builder.toSafeHtml()); 091 } 092}