org.opencms.acacia.client.widgets.CmsFormWidgetWrapper Maven / Gradle / Ivy
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/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (C) Alkacon Software (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 org.opencms.acacia.client.widgets;
import org.opencms.acacia.client.css.I_CmsLayoutBundle;
import org.opencms.gwt.client.I_CmsHasResizeOnShow;
import org.opencms.gwt.client.util.CmsDomUtil;
import com.google.gwt.dom.client.Element;
import com.google.gwt.event.dom.client.FocusHandler;
import com.google.gwt.event.logical.shared.HasResizeHandlers;
import com.google.gwt.event.logical.shared.ResizeHandler;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.HTML;
/**
* Wraps an edit widget to supply a widget label.
**/
public class CmsFormWidgetWrapper extends Composite
implements I_CmsFormEditWidget, HasResizeHandlers, I_CmsHasResizeOnShow {
/** The edit widget. */
private I_CmsEditWidget m_editWidget;
/** The label. */
private HTML m_label;
/** The main panel. */
private FlowPanel m_mainPanel;
/**
* Constructor.
*/
public CmsFormWidgetWrapper() {
m_mainPanel = new FlowPanel();
m_label = new HTML();
m_label.setStyleName(I_CmsLayoutBundle.INSTANCE.form().label());
m_mainPanel.add(m_label);
initWidget(m_mainPanel);
}
/**
* Constructor.
*
* @param editWidget the edit widget to wrap
*/
public CmsFormWidgetWrapper(I_CmsEditWidget editWidget) {
this();
setEditWidget(editWidget);
}
/**
* @see com.google.gwt.event.dom.client.HasFocusHandlers#addFocusHandler(com.google.gwt.event.dom.client.FocusHandler)
*/
public HandlerRegistration addFocusHandler(FocusHandler handler) {
// make sure the widget has been initialized
assert m_editWidget != null;
return m_editWidget.addFocusHandler(handler);
}
/**
* @see com.google.gwt.event.logical.shared.HasResizeHandlers#addResizeHandler(com.google.gwt.event.logical.shared.ResizeHandler)
*/
public HandlerRegistration addResizeHandler(ResizeHandler handler) {
// make sure the widget has been initialized
assert m_editWidget != null;
if (m_editWidget instanceof HasResizeHandlers) {
return ((HasResizeHandlers)m_editWidget).addResizeHandler(handler);
}
return null;
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsEditWidget#addValueChangeHandler(com.google.gwt.event.logical.shared.ValueChangeHandler)
*/
public HandlerRegistration addValueChangeHandler(ValueChangeHandler handler) {
// make sure the widget has been initialized
assert m_editWidget != null;
return m_editWidget.addValueChangeHandler(handler);
}
/**
* Gets the wrapped widget.
*
* @return the wrapped widget
*/
public I_CmsEditWidget getEditWidget() {
// make sure the widget has been initialized
assert m_editWidget != null;
return m_editWidget;
}
/**
* @see com.google.gwt.user.client.ui.HasValue#getValue()
*/
public String getValue() {
// make sure the widget has been initialized
assert m_editWidget != null;
return m_editWidget.getValue();
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsEditWidget#isActive()
*/
public boolean isActive() {
// make sure the widget has been initialized
assert m_editWidget != null;
return m_editWidget.isActive();
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsEditWidget#onAttachWidget()
*/
public void onAttachWidget() {
super.onAttach();
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsEditWidget#owns(com.google.gwt.dom.client.Element)
*/
public boolean owns(Element element) {
// make sure the widget has been initialized
assert m_editWidget != null;
return (m_editWidget != null) && m_editWidget.owns(element);
}
/**
* @see org.opencms.gwt.client.I_CmsHasResizeOnShow#resizeOnShow()
*/
public void resizeOnShow() {
// make sure the widget has been initialized
assert m_editWidget != null;
if (m_editWidget instanceof I_CmsHasResizeOnShow) {
((I_CmsHasResizeOnShow)m_editWidget).resizeOnShow();
}
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsEditWidget#setActive(boolean)
*/
public void setActive(boolean active) {
// make sure the widget has been initialized
assert m_editWidget != null;
m_editWidget.setActive(active);
}
/**
* The edit widget needs to set, before the widget may be used.
*
* @param editWidget the edit widget to wrap
*/
public void setEditWidget(I_CmsEditWidget editWidget) {
// the edit widget may be set only once
assert m_editWidget == null;
m_editWidget = editWidget;
m_mainPanel.add(m_editWidget);
m_editWidget.asWidget().addStyleName(I_CmsLayoutBundle.INSTANCE.form().widget());
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsEditWidget#setName(java.lang.String)
*/
public void setName(String name) {
// make sure the widget has been initialized
assert m_editWidget != null;
m_editWidget.setName(name);
}
/**
* @see com.google.gwt.user.client.ui.HasValue#setValue(java.lang.Object)
*/
public void setValue(String value) {
// make sure the widget has been initialized
assert m_editWidget != null;
m_editWidget.setValue(value);
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsEditWidget#setValue(java.lang.String, boolean)
*/
public void setValue(String value, boolean fireEvent) {
// make sure the widget has been initialized
assert m_editWidget != null;
m_editWidget.setValue(value, fireEvent);
}
/**
* @see org.opencms.acacia.client.widgets.I_CmsFormEditWidget#setWidgetInfo(java.lang.String, java.lang.String)
*/
public void setWidgetInfo(String label, String help) {
m_label.setHTML(label);
m_label.setTitle(CmsDomUtil.stripHtml(help));
}
}