Java tutorial
/* * This library is part of OpenCms - * the Open Source Content Management System * * Copyright (c) Alkacon Software GmbH (http://www.alkacon.com) * * 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. * * For further information about Alkacon Software, please see the * company website: http://www.alkacon.com * * For further information about OpenCms, please see the * project website: http://www.opencms.org * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package com.alkacon.opencms.v8.calendar.client.input.serialdate; import com.alkacon.opencms.v8.calendar.client.widget.css.I_CmsLayoutBundle; import org.opencms.gwt.client.ui.input.CmsRadioButton; import org.opencms.gwt.client.ui.input.CmsRadioButtonGroup; import java.util.Iterator; import com.google.gwt.dom.client.Style.Float; import com.google.gwt.dom.client.Style.Unit; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.event.dom.client.KeyPressEvent; import com.google.gwt.event.dom.client.KeyPressHandler; import com.google.gwt.event.logical.shared.HasValueChangeHandlers; import com.google.gwt.event.logical.shared.ValueChangeEvent; import com.google.gwt.event.logical.shared.ValueChangeHandler; import com.google.gwt.event.shared.HandlerRegistration; import com.google.gwt.json.client.JSONObject; import com.google.gwt.user.client.ui.FlowPanel; import com.google.gwt.user.client.ui.Label; import com.google.gwt.user.client.ui.TextBox; import com.google.gwt.user.client.ui.Widget; /** * * */ public class CmsPatternPanelDaily extends FlowPanel implements HasValueChangeHandlers<String> { /** Group off all radio buttons. */ private CmsRadioButtonGroup m_group = new CmsRadioButtonGroup(); /** The panel for all values of 'every'. */ private FlowPanel m_everyPanel = new FlowPanel(); /** The text box for the date input. */ private TextBox m_everyDay = new TextBox(); /** Array of all selections. */ CmsRadioButton[] m_selection = new CmsRadioButton[2]; /** Value change handler. */ private ValueChangeHandler<String> m_handler; /** JSON of all needed labels. */ private JSONObject m_labels; /** * Default constructor to create the panel.<p> * @param labels JSON of all labels */ public CmsPatternPanelDaily(JSONObject labels) { m_labels = labels; addStyleName(I_CmsLayoutBundle.INSTANCE.widgetCss().serialDateDay()); CmsRadioButton sel1 = new CmsRadioButton("sel1", m_labels.get("GUI_SERIALDATE_DAILY_EVERY_0").isString().stringValue()); sel1.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { fireValueChange(); } }); m_selection[0] = sel1; sel1.addStyleName( org.opencms.ade.contenteditor.client.css.I_CmsLayoutBundle.INSTANCE.widgetCss().radioButtonlabel()); sel1.setGroup(m_group); sel1.setChecked(true); sel1.getElement().getStyle().setFloat(Float.LEFT); createEverPanel(); CmsRadioButton sel2 = new CmsRadioButton("sel2", m_labels.get("GUI_SERIALDATE_DAILY_EVERYWORKINGDAY_0").isString().stringValue()); sel2.addStyleName( org.opencms.ade.contenteditor.client.css.I_CmsLayoutBundle.INSTANCE.widgetCss().radioButtonlabel()); sel2.addClickHandler(new ClickHandler() { public void onClick(ClickEvent event) { fireValueChange(); } }); m_selection[1] = sel2; sel2.setGroup(m_group); this.add(sel1); this.add(m_everyPanel); this.add(sel2); } /** * @see com.google.gwt.event.logical.shared.HasValueChangeHandlers#addValueChangeHandler(com.google.gwt.event.logical.shared.ValueChangeHandler) */ public HandlerRegistration addValueChangeHandler(ValueChangeHandler<String> handler) { m_handler = handler; m_everyDay.addValueChangeHandler(m_handler); return addHandler(handler, ValueChangeEvent.getType()); } /** * Represents a value change event.<p> */ public void fireValueChange() { ValueChangeEvent.fire(this, getWorkingDay()); } /** * Returns the interval.<p> * @return the interval * */ public String getIterval() { return m_everyDay.getText(); } /** * Returns the selection.<p> * @return the selection * */ public CmsRadioButton[] getSelection() { return m_selection; } /** * Returns the selection.<p> * @return the selection * */ public String getWorkingDay() { boolean result; result = m_group.getSelectedButton().getName().equals("sel2"); return result + ""; } /** * @see com.google.gwt.user.client.ui.HasWidgets#iterator() */ @Override public Iterator<Widget> iterator() { Iterator<Widget> result = getChildren().iterator(); return result; } /** * @see com.google.gwt.user.client.ui.Panel#remove(com.google.gwt.user.client.ui.Widget) */ @Override public boolean remove(Widget child) { return remove(child); } /** * Sets the interval.<p> * @param interval the interval that should be set * */ public void setInterval(String interval) { m_everyDay.setText(interval); } /** * Sets the right selection.<p> * @param selection the selection that should be selected * */ public void setSelection(int selection) { m_group.selectButton(m_selection[selection - 1]); } /** * Creates the 'every' selection view.<p> * * */ private void createEverPanel() { m_everyPanel.add(m_everyDay); m_everyDay.setStyleName(I_CmsLayoutBundle.INSTANCE.widgetCss().textBoxSerialDate()); m_everyDay.setText("1"); m_everyDay.getElement().getStyle().setWidth(25, Unit.PX); m_everyDay.addKeyPressHandler(new KeyPressHandler() { public void onKeyPress(KeyPressEvent event) { fireValueChange(); } }); Label days = new Label(m_labels.get("GUI_SERIALDATE_DAILY_DAYS_0").isString().stringValue()); days.addStyleName(I_CmsLayoutBundle.INSTANCE.widgetCss().serialDateLable()); m_everyPanel.add(days); } }