Java/GWT/Image Hyperlink
ImageHyperlink component for GWT
<source lang="java">
/* ImageHyperlink component for GWT Copyright (C) 2006 Alexei Sokolov http://gwt.ruponents.googlepages.ru/ This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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package com.gwt.ruponents.client; import com.google.gwt.user.client.DOM; import com.google.gwt.user.client.Event; import com.google.gwt.user.client.ui.Hyperlink; import com.google.gwt.user.client.ui.Image; import com.google.gwt.user.client.ui.MouseListener; import com.google.gwt.user.client.ui.MouseListenerCollection; import com.google.gwt.user.client.ui.SourcesMouseEvents; public class ImageHyperlink extends Hyperlink implements SourcesMouseEvents {
private MouseListenerCollection mouseListeners; public ImageHyperlink(Image img) { this(img, ""); } public ImageHyperlink(Image img, String targetHistoryToken) { super(); DOM.appendChild(DOM.getFirstChild(getElement()), img.getElement()); setTargetHistoryToken(targetHistoryToken); img.unsinkEvents(Event.ONCLICK | Event.MOUSEEVENTS); sinkEvents(Event.ONCLICK | Event.MOUSEEVENTS); } public void addMouseListener(MouseListener listener) { if (mouseListeners == null) mouseListeners = new MouseListenerCollection(); mouseListeners.add(listener); } public void removeMouseListener(MouseListener listener) { if (mouseListeners != null) mouseListeners.remove(listener); } public void onBrowserEvent(Event event) { super.onBrowserEvent(event); switch (DOM.eventGetType(event)) { case Event.ONMOUSEDOWN: case Event.ONMOUSEUP: case Event.ONMOUSEMOVE: case Event.ONMOUSEOVER: case Event.ONMOUSEOUT: { if (mouseListeners != null) mouseListeners.fireMouseEvent(this, event); break; } } }
}
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