Java tutorial
package com.google.gwt.maps.client.adsense; /* * #%L * GWT Maps API V3 - Core API * %% * Copyright (C) 2011 - 2012 GWT Maps API V3 * %% * 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. * #L% */ import com.google.gwt.dom.client.Element; import com.google.gwt.event.shared.HandlerRegistration; import com.google.gwt.maps.client.MapWidget; import com.google.gwt.maps.client.controls.ControlPosition; import com.google.gwt.maps.client.events.channelnumber.ChannelNumberChangeMapHandler; import com.google.gwt.maps.client.events.format.FormatChangeMapHandler; import com.google.gwt.maps.client.events.mapchange.MapChangeMapHandler; import com.google.gwt.maps.client.events.position.PositionChangeMapHandler; import com.google.gwt.maps.client.mvc.MVCObjectWidget; import com.google.gwt.user.client.DOM; /** * Implements AdSense for Content advertising on an associated map. To use an AdUnit, you must obtain and specify an * AdSense for Content publisher ID within the AdUnit's constructor options. This class extends MVCObject. <br> * <br> * See <a href="https://developers.google.com/maps/documentation/javascript/reference#AdUnit">AdUnit API Doc</a> */ public class AdUnitWidget extends MVCObjectWidget<AdUnitImpl> { /** * jso */ private AdUnitImpl impl; /** * create AdUnit widget * * @param options */ public AdUnitWidget(AdUnitOptions options) { Element div = DOM.createDiv(); impl = AdUnitImpl.newInstance(div, options); setElement(div); } /** * This event is fired when the AdUnit's channelNumber property changes. * * @param handler */ public final HandlerRegistration addChannelNumberChangeHandler(ChannelNumberChangeMapHandler handler) { return impl.addChannelNumberChangeHandler(handler); } /** * This event is fired when the AdUnit's format property changes. * * @param handler */ public final HandlerRegistration addFormatChangeHandler(FormatChangeMapHandler handler) { return impl.addFormatChangeHandler(handler); } /** * This event is fired when the AdUnit's map property changes. * * @param handler */ public final HandlerRegistration addMapChangeHandler(MapChangeMapHandler handler) { return impl.addMapChangeHandler(handler); } /** * This event is fired when the AdUnit's position property changes. * * @param handler */ public final HandlerRegistration addPositionChangeHandler(PositionChangeMapHandler handler) { return impl.addPositionChangeHandler(handler); } /** * Returns the channel number in use by this AdUnit. */ public final String getChannelNumber() { return impl.getChannelNumber(); }; /** * Returns the containing element of the AdUnit. */ public final Element getContainer() { return impl.getContainer(); }; /** * Returns the format in use by this AdUnit. */ public final AdFormat getFormat() { return impl.getFormat(); }; /** * Returns the map to which this AdUnit's ads are targeted. */ public final MapWidget getMap() { return impl.getMap(); } /** * Returns the ControlPosition at which this AdUnit is displayed on the map. */ public final ControlPosition getPosition() { return impl.getPosition(); } /** * Returns the specified AdSense For Content publisher ID. */ public final String getPublisherId() { return impl.getPublisherId(); }; /** * Specifies the channel number for this AdUnit. Channel numbers are optional and can be created for Google AdSense * tracking. * * @param channelNumber */ public final void setChannelNumber(String channelNumber) { impl.setChannelNumber(channelNumber); }; /** * Specifies the display format for this AdUnit. * * @param format */ public final void setFormat(AdFormat format) { impl.setFormat(format); }; /** * Associates this AdUnit with the specified map. Ads will be targeted to the map's viewport. The map must be * specified in order to display ads. * * @param mapWidget */ public final void setMap(MapWidget mapWidget) { impl.setMap(mapWidget); } /** * Sets the ControlPosition at which to display the AdUnit on the map. If the position is set to null, the AdUnit is * removed from the map. * * @param position {@link ControlPosition} */ public final void setPosition(ControlPosition position) { impl.setPosition(position); } }