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Vaadin UI implementation for JVx
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/*
* Copyright 2012 SIB Visions GmbH
*
* 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.
*
*
* History
*
* 18.10.2012 - [CB] - creation
* 18.07.2013 - [JR] - forward description to menu item
*/
package com.sibvisions.rad.ui.vaadin.impl.menu;
import java.util.ArrayList;
import java.util.List;
import jvx.rad.ui.IImage;
import com.sibvisions.rad.ui.vaadin.ext.INamedResource;
import com.sibvisions.rad.ui.vaadin.impl.VaadinImage;
import com.sibvisions.util.type.StringUtil;
import com.vaadin.server.Resource;
import com.vaadin.ui.AbstractComponent;
import com.vaadin.ui.MenuBar;
/**
* The WrappedMenuItem is an {@link AbstractComponent} that holds a
* {@link com.vaadin.ui.MenuBar.MenuItem}.
*
* @author Benedikt Cermak
* @see com.vaadin.ui.MenuBar.MenuItem
*/
public class WrappedMenuItem extends AbstractComponent
{
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Class Members
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/** The sText from the menu item. **/
private String sText = "";
/** the original style name. */
private String sOriginalStyle;
/** additional style names. */
private List liStyles;
/** the menu item. */
private Object menuItem = null;
/** whether this item is a checked checkbox. */
private boolean bChecked = false;
/** whether this item is visible. */
private boolean bVisible = true;
/** whether this item is enabled. */
private boolean bEnabled = true;
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Initialization
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/**
* Creates a new instance of WrappedMenuItem.
*
* @see com.vaadin.ui.MenuBar.MenuItem
*/
public WrappedMenuItem()
{
super();
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Overwritten methods
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/**
* {@inheritDoc}
*/
@Override
public boolean isVisible()
{
return bVisible;
}
/**
* {@inheritDoc}
*/
@Override
public void setVisible(boolean pVisible)
{
bVisible = pVisible;
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setVisible(pVisible);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setVisible(pVisible);
}
}
}
/**
* {@inheritDoc}
*/
@Override
public void setEnabled(boolean pEnabled)
{
bEnabled = pEnabled;
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setEnabled(pEnabled);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setEnabled(pEnabled);
}
}
}
/**
* {@inheritDoc}
*/
@Override
public boolean isEnabled()
{
return bEnabled;
}
/**
* {@inheritDoc}
*/
@Override
public void setDescription(String pText)
{
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setDescription(pText);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setDescription(pText);
}
}
}
/**
* {@inheritDoc}
*/
@Override
public String getDescription()
{
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
return ((MenuBar.MenuItem)menuItem).getDescription();
}
else
{
return ((com.vaadin.contextmenu.MenuItem)menuItem).getDescription();
}
}
return null;
}
/**
* {@inheritDoc}
*/
@Override
public String getStyleName()
{
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
return ((MenuBar.MenuItem)menuItem).getStyleName();
}
else
{
return ((com.vaadin.contextmenu.MenuItem)menuItem).getStyleName();
}
}
return super.getStyleName();
}
/**
* {@inheritDoc}
*/
@Override
public void setStyleName(String pStyleName)
{
sOriginalStyle = pStyleName;
super.setStyleName(pStyleName);
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setStyleName(pStyleName);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setStyleName(pStyleName);
}
updateStyleName();
}
}
/**
* {@inheritDoc}
*/
@Override
public void setIcon(Resource pIcon)
{
super.setIcon(pIcon);
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setIcon(pIcon);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setIcon(pIcon);
}
}
}
/**
* {@inheritDoc}
*/
@Override
public void addStyleName(String pStyle)
{
super.addStyleName(pStyle);
addStyleNameIntern(pStyle);
}
/**
* {@inheritDoc}
*/
@Override
public void removeStyleName(String pStyle)
{
super.removeStyleName(pStyle);
removeStyleNameIntern(pStyle);
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// User-defined methods
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/**
* Returns the menu item.
*
* @return the item
* @param the expected return type
*/
public T getMenuItem()
{
return (T)menuItem;
}
/**
* Sets the MenuItem.
*
* @param pMenuItem the MenuItem
*/
public void setMenuItem(Object pMenuItem)
{
if (pMenuItem != null)
{
if (pMenuItem instanceof MenuBar.MenuItem)
{
sOriginalStyle = ((MenuBar.MenuItem)pMenuItem).getStyleName();
}
else
{
sOriginalStyle = ((com.vaadin.contextmenu.MenuItem)pMenuItem).getStyleName();
}
}
else
{
sOriginalStyle = null;
}
if (menuItem != null)
{
if (menuItem != null)
{
Resource icon;
if (menuItem instanceof MenuBar.MenuItem)
{
icon = ((MenuBar.MenuItem)menuItem).getIcon();
}
else
{
icon = ((com.vaadin.contextmenu.MenuItem)menuItem).getIcon();
}
if (icon instanceof INamedResource)
{
removeStyleNameIntern(((INamedResource)icon).getStyleName());
}
}
}
menuItem = pMenuItem;
setText(sText);
if (menuItem != null)
{
Resource icon;
if (menuItem instanceof MenuBar.MenuItem)
{
icon = ((MenuBar.MenuItem)menuItem).getIcon();
}
else
{
icon = ((com.vaadin.contextmenu.MenuItem)menuItem).getIcon();
}
if (icon instanceof INamedResource)
{
addStyleNameIntern(((INamedResource)icon).getStyleName());
}
else
{
updateStyleName();
}
}
}
/**
* Gets the item sText.
*
* @return the sText
*/
public String getText()
{
return sText;
}
/**
* Sets the item sText.
*
* @param pText the sText
*/
public void setText(String pText)
{
sText = pText;
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setText(pText);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setText(pText);
}
}
}
/**
* Sets the image.
*
* @param pImage the image
*/
public void setImage(IImage pImage)
{
if (menuItem != null)
{
VaadinImage image = (VaadinImage)pImage;
if (menuItem instanceof MenuBar.MenuItem)
{
if (image != null)
{
String styleName = image.getStyleName();
if (styleName != null)
{
((MenuBar.MenuItem)menuItem).setStyleName(styleName);
}
}
if (image == null)
{
((MenuBar.MenuItem)menuItem).setIcon(null);
}
else
{
((MenuBar.MenuItem)menuItem).setIcon(image.getResource());
}
}
else
{
if (image == null)
{
((com.vaadin.contextmenu.MenuItem)menuItem).setIcon(null);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setIcon(image.getResource());
}
}
}
}
/**
* Sets whether the item is checked.
*
* @param pChecked true to check, false otherwise
*/
public void setChecked(boolean pChecked)
{
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setChecked(pChecked);
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setChecked(pChecked);
}
}
else
{
bChecked = pChecked;
}
}
/**
* Gets whether the item is checked.
*
* @return true if the item is checked, false otherwise
*/
public boolean isChecked()
{
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
return ((MenuBar.MenuItem)menuItem).isChecked();
}
else
{
return ((com.vaadin.contextmenu.MenuItem)menuItem).isChecked();
}
}
return bChecked;
}
/**
* Adds a style name to the internal cache.
*
* @param pStyle the style name
*/
private void addStyleNameIntern(String pStyle)
{
if (liStyles == null)
{
liStyles = new ArrayList();
}
if (!liStyles.contains(pStyle))
{
liStyles.add(pStyle);
updateStyleName();
}
}
/**
* Removes a style name from the internal cache.
*
* @param pStyle the style name
*/
private void removeStyleNameIntern(String pStyle)
{
if (liStyles != null)
{
liStyles.remove(pStyle);
if (liStyles.size() == 0)
{
liStyles = null;
}
updateStyleName();
}
}
/**
* Updates the style name with cached information.
*/
private void updateStyleName()
{
StringBuilder sbStyle = new StringBuilder();
if (liStyles != null)
{
sbStyle.append(StringUtil.concat(" ", liStyles));
}
if (sOriginalStyle != null)
{
sbStyle.insert(0, " ");
sbStyle.insert(0, sOriginalStyle);
}
if (sbStyle.length() > 0)
{
if (menuItem != null)
{
if (menuItem instanceof MenuBar.MenuItem)
{
((MenuBar.MenuItem)menuItem).setStyleName(sbStyle.toString());
}
else
{
((com.vaadin.contextmenu.MenuItem)menuItem).setStyleName(sbStyle.toString());
}
}
}
}
} // WrappedMenuItem
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