/* * GWT-Ext Widget Library * Copyright 2007 - 2008, GWT-Ext LLC., and individual contributors as indicated * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * This 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 3 of * the License, or (at your option) any later version. * * This software 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 software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ import com.google.gwt.core.client.EntryPoint; import com.google.gwt.user.client.ui.RootPanel; import com.gwtext.client.core.Ext; import com.gwtext.client.core.ExtElement; import com.gwtext.client.widgets.Panel; import com.gwtext.client.widgets.form.Checkbox; import com.gwtext.client.widgets.form.FormPanel; import com.gwtext.client.widgets.form.TextField; import com.gwtext.client.widgets.form.event.CheckboxListenerAdapter; import com.gwtext.client.widgets.layout.HorizontalLayout; public class MaskingSample implements EntryPoint { public void onModuleLoad() { Panel panel = new Panel(); panel.setBorder(false); panel.setPaddings(15); panel.setLayout(new HorizontalLayout(15)); FormPanel formPanel = new FormPanel(); formPanel.setTitle("Mask Region"); formPanel.setBorder(false); formPanel.setFrame(true); formPanel.setWidth(400); formPanel.setLabelWidth(100); final TextField maskField = new TextField("Mask Message", "maskMessage", 175); maskField.setSelectOnFocus(true); formPanel.add(maskField); Checkbox maskNav = new Checkbox(); maskNav.setBoxLabel("Mask Panel"); maskNav.addListener(new CheckboxListenerAdapter() { public void onCheck(Checkbox field, boolean checked) { String message = maskField.getText(); final ExtElement element = Ext.get("mask-panel"); if (checked) { if (message.trim().equals("")) { element.mask(); } else { element.mask(message); } } else { element.unmask(); } } }); formPanel.add(maskNav); panel.add(formPanel); Panel maskPanel = new Panel("Mask Me", "Some content here.."); maskPanel.setId("mask-panel"); maskPanel.setWidth(150); maskPanel.setHeight(150); panel.add(maskPanel); RootPanel.get().add(panel); } }