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.HasResponsiveness; 024import org.gwtbootstrap3.client.ui.base.HasSize; 025import org.gwtbootstrap3.client.ui.base.helper.StyleHelper; 026import org.gwtbootstrap3.client.ui.constants.DeviceSize; 027import org.gwtbootstrap3.client.ui.constants.IconSize; 028import org.gwtbootstrap3.client.ui.constants.Styles; 029 030import com.google.gwt.dom.client.Document; 031import com.google.gwt.dom.client.Element; 032import com.google.gwt.user.client.ui.ComplexPanel; 033import com.google.gwt.user.client.ui.Widget; 034 035/** 036 * @author Joshua Godi 037 */ 038public class IconStack extends ComplexPanel implements HasSize<IconSize>, HasResponsiveness { 039 040 public IconStack() { 041 setElement(Document.get().createSpanElement()); 042 getElement().addClassName(Styles.ICON_STACK); 043 } 044 045 /** 046 * Adds an icon onto the icon stack 047 * 048 * @param icon Icon 049 * @param base Bottom icon or not 050 */ 051 public void add(final Icon icon, final boolean base) { 052 icon.setStackBase(base); 053 add(icon); 054 } 055 056 @Override 057 public void add(final Widget child) { 058 if (!(child instanceof Icon)) { 059 throw new IllegalArgumentException("An IconStack can only have children that are of type Icon."); 060 } 061 062 add(child, (Element) getElement()); 063 } 064 065 @Override 066 public void setVisibleOn(final DeviceSize deviceSize) { 067 StyleHelper.setVisibleOn(this, deviceSize); 068 } 069 070 @Override 071 public void setHiddenOn(final DeviceSize deviceSize) { 072 StyleHelper.setHiddenOn(this, deviceSize); 073 } 074 075 @Override 076 public void setSize(IconSize size) { 077 StyleHelper.addUniqueEnumStyleName(this, IconSize.class, size); 078 } 079 080 @Override 081 public IconSize getSize() { 082 return IconSize.fromStyleName(getStyleName()); 083 } 084}