/*******************************************************************************
* Copyright (c) 2006 Sybase, Inc. and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http:// www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.pagedesigner.jsf.ui.sections;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jst.jsf.core.internal.tld.IJSFConstants;
import org.eclipse.jst.jsf.core.internal.tld.ITLDConstants;
import org.eclipse.jst.pagedesigner.commands.single.AddSubNodeCommand;
import org.eclipse.jst.pagedesigner.commands.single.ChangeAttributeCommand;
import org.eclipse.jst.pagedesigner.commands.single.RemoveSubNodeCommand;
import org.eclipse.jst.pagedesigner.properties.BaseCustomSection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory;
import org.eclipse.wst.sse.core.internal.provisional.INodeNotifier;
import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* @author mengbo
* @version 1.5
*/
public class JSFHtmlOutputFormatParamsSection extends BaseCustomSection
{
private Table _paramTable;
private TableViewer _paramViewer;
private Button _paramAddButton, _paramRemoveButton;
private String[] _columnNames =
{
"name", "value" //$NON-NLS-1$ //$NON-NLS-2$
}
;
private class ParamCotentLabelProvider implements IStructuredContentProvider, ITableLabelProvider
{
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
*/
public Object[] getElements(Object inputElement)
{
IDOMElement root = _element;
List result = new ArrayList();
NodeList children = root.getChildNodes();
for (int i = 0, n = children.getLength(); i < n; i++)
{
Node child = children.item(i);
if (child.getNodeType() == Node.ELEMENT_NODE)
{
IDOMElement element = (IDOMElement) child;
String nodeName = element.getNodeName();
if (nodeName.indexOf("param") != -1) //$NON-NLS-1$
{
result.add(child);
}
}
}
if (result.isEmpty())
{
return new Object[0];
}
return result.toArray(new IDOMElement[result.size()]);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public void inputChanged(Viewer viewer, Object oldInput, Object newInput)
{
// do nothing
}
public String getColumnText(Object element, int columnIndex)
{
String result = null;
if (element instanceof IDOMElement)
{
IDOMElement node = (IDOMElement) element;
switch (columnIndex)
{
case 0:
result = node.getAttribute(IJSFConstants.ATTR_NAME);
break;
case 1:
result = node.getAttribute(IJSFConstants.ATTR_VALUE);
break;
default:
break;
}
}
return result != null ? result : ""; //$NON-NLS-1$
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#dispose()
*/
public void dispose()
{
// nothing to dispose
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ITableLabelProvider#getColumnImage(java.lang.Object, int)
*/
public Image getColumnImage(Object element, int columnIndex)
{
return null;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IBaseLabelProvider#addListener(org.eclipse.jface.viewers.ILabelProviderListener)
*/
public void addListener(ILabelProviderListener listener)
{
// TODO: no support for listeners?
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IBaseLabelProvider#isLabelProperty(java.lang.Object, java.lang.String)
*/
public boolean isLabelProperty(Object element, String property)
{
return false;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IBaseLabelProvider#removeListener(org.eclipse.jface.viewers.ILabelProviderListener)
*/
public void removeListener(ILabelProviderListener listener)
{
// TODO: no support for listeners?
}
}
private class ParamCellModifier implements ICellModifier
{
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ICellModifier#canModify(java.lang.Object, java.lang.String)
*/
public boolean canModify(Object element, String property)
{
return true;
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ICellModifier#getValue(java.lang.Object, java.lang.String)
*/
public Object getValue(Object element, String property)
{
int columnIndex = getColumnNames().indexOf(property);
Object result = null;
IDOMElement node = (IDOMElement) element;
switch (columnIndex)
{
case 0: // Name
result = node.getAttribute(IJSFConstants.ATTR_NAME);
break;
case 1: // Value
result = node.getAttribute(IJSFConstants.ATTR_VALUE);
break;
default:
result = ""; //$NON-NLS-1$
}
return result != null ? result : ""; //$NON-NLS-1$
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.ICellModifier#modify(java.lang.Object, java.lang.String, java.lang.Object)
*/
public void modify(Object element, String property, Object value)
{
int columnIndex = getColumnNames().indexOf(property);
TableItem item = (TableItem) element;
IDOMElement node = (IDOMElement) item.getData();
String valueString;
ChangeAttributeCommand c;
switch (columnIndex)
{
case 0: // Name
valueString = ((String) value).trim();
c = new ChangeAttributeCommand(SectionResources.getString("JSFHtmlOutputFormatSection.CommandLabel.ChangeAttribute"), node, IJSFConstants.ATTR_NAME, valueString); //$NON-NLS-1$
c.execute();
break;
case 1: // Value
valueString = ((String) value).trim();
c = new ChangeAttributeCommand(SectionResources.getString("JSFHtmlOutputFormatSection.CommandLabel.ChangeAttribute"), node, IJSFConstants.ATTR_VALUE, valueString); //$NON-NLS-1$
c.execute();
break;
default:
break;
}
_paramViewer.setInput(_element);
// TODO: does nothing updateParamButtonStatus();
}
}
/**
* Default constructor
*/
public JSFHtmlOutputFormatParamsSection()
{
super();
}
public void createControls(Composite parent, TabbedPropertySheetPage aTabbedPropertySheetPage)
{
super.createControls(parent, aTabbedPropertySheetPage);
TabbedPropertySheetWidgetFactory factory = aTabbedPropertySheetPage.getWidgetFactory();
Composite top = factory.createFlatFormComposite(parent);
GridLayout layout = new GridLayout();
layout.numColumns = 4;
top.setLayout(layout);
createParamPart(factory, top);
}
/**
* @param factory
* @param other
*/
private void createParamPart(TabbedPropertySheetWidgetFactory factory, Composite other)
{
GridData data;
Label label = factory.createLabel(other, SectionResources.getString("JSFHtmlOutputFormatSection.Parameters")); //$NON-NLS-1$
data = new GridData(GridData.FILL);
data.horizontalSpan = 4;
label.setLayoutData(data);
_paramTable = factory.createTable(other, SWT.FULL_SELECTION | SWT.MULTI);
data = new GridData(GridData.FILL_BOTH);
data.horizontalSpan = 3;
data.verticalSpan = 3;
data.heightHint = 50;
_paramTable.setHeaderVisible(true);
_paramTable.setLinesVisible(true);
_paramTable.setLayoutData(data);
TableColumn column = new TableColumn(_paramTable, SWT.NONE);
column.setText(SectionResources.getString("JSFHtmlOutputFormatSection.ColName")); //$NON-NLS-1$
column.setWidth(100);
column = new TableColumn(_paramTable, SWT.NONE);
column.setText(SectionResources.getString("JSFHtmlOutputFormatSection.ColValue")); //$NON-NLS-1$
column.setWidth(100);
_paramViewer = new TableViewer(_paramTable);
_paramViewer.setColumnProperties(_columnNames);
CellEditor[] editors = new CellEditor[_columnNames.length];
TextCellEditor textEditor = new TextCellEditor(_paramTable);
editors[0] = textEditor;
textEditor = new TextCellEditor(_paramTable);
editors[1] = textEditor;
_paramViewer.setCellEditors(editors);
_paramViewer.setCellModifier(new ParamCellModifier());
_paramViewer.setContentProvider(new ParamCotentLabelProvider());
_paramViewer.setLabelProvider(new ParamCotentLabelProvider());
_paramViewer.addDoubleClickListener(new IDoubleClickListener()
{
public void doubleClick(DoubleClickEvent event)
{
IStructuredSelection selection = (IStructuredSelection) event.getSelection();
if (selection != null)
{
IDOMElement node = (IDOMElement) selection.getFirstElement();
gotoNode(node);
}
}
}
);
_paramViewer.addSelectionChangedListener(new ISelectionChangedListener()
{
public void selectionChanged(SelectionChangedEvent event)
{
// TODO: does nothing updateParamButtonStatus();
}
}
);
_paramAddButton = factory.createButton(other, SectionResources.getString("JSFHtmlOutputTextSection.Add"), //$NON-NLS-1$
SWT.NONE);
data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
_paramAddButton.setLayoutData(data);
_paramAddButton.addSelectionListener(new SelectionAdapter()
{
public void widgetSelected(SelectionEvent e)
{
Map attributes = new HashMap();
attributes.put(IJSFConstants.ATTR_NAME, "name"); //$NON-NLS-1$
attributes.put(IJSFConstants.ATTR_VALUE, "value"); //$NON-NLS-1$
AddSubNodeCommand c = new AddSubNodeCommand(SectionResources.getString("JSFHtmlOutputFormatSection.CommandLabel.AddSubTag"), _element, "param", //$NON-NLS-1$ //$NON-NLS-2$
ITLDConstants.URI_JSF_CORE, attributes);
c.execute();
_paramViewer.refresh();
// TODO: does nothing updateParamButtonStatus();
}
}
);
_paramRemoveButton = factory.createButton(other, SectionResources.getString("JSFHtmlOutputTextSection.Remove"), //$NON-NLS-1$
SWT.NONE);
data = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
_paramRemoveButton.setLayoutData(data);
_paramRemoveButton.addSelectionListener(new SelectionAdapter()
{
public void widgetSelected(SelectionEvent e)
{
IStructuredSelection selection = (IStructuredSelection) _paramViewer.getSelection();
if (selection != null)
{
for (Iterator i = selection.iterator(); i.hasNext();)
{
IDOMElement node = (IDOMElement) i.next();
RemoveSubNodeCommand c = new RemoveSubNodeCommand(SectionResources.getString("JSFHtmlOutputFormatSection.CommandLabel.RemoveSubTag"), _element, node); //$NON-NLS-1$
c.execute();
}
_paramViewer.refresh();
// TODO: does nothing updateParamButtonStatus();
}
}
}
);
}
// TODO: does nothing
// private void updateParamButtonStatus()
// {
// }
public void setInput(IWorkbenchPart part, ISelection selection)
{
super.setInput(part, selection);
_paramViewer.setInput(_element);
// TODO: does nothing updateParamButtonStatus();
}
private List getColumnNames()
{
return Arrays.asList(_columnNames);
}
protected void notifyChanged(INodeNotifier notifier, int eventType, Object changedFeature, Object oldValue, Object newValue, int pos)
{
if(_paramViewer != null && !_paramViewer.getControl().isDisposed())
{
_paramViewer.refresh();
}
}
}