/*******************************************************************************
* Copyright (c) 2009 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.smooks.configuration.editors.javabean12;
import java.lang.reflect.Method;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
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.LabelProvider;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.window.IShellProvider;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.jboss.tools.smooks.configuration.SmooksConfigurationActivator;
import org.jboss.tools.smooks.configuration.editors.GraphicsConstants;
import org.jboss.tools.smooks.configuration.editors.utils.IFieldDialog;
import org.jboss.tools.smooks.configuration.editors.utils.IModelProcsser;
import org.jboss.tools.smooks.configuration.editors.utils.JavaPropertyUtils;
/**
* @author Dart (dpeng@redhat.com)
* <p>
* Apr 9, 2009
*/
public class JavaMethodsSelectionDialog implements IFieldDialog {
private IJavaProject resource;
private Class<?> clazz;
public JavaMethodsSelectionDialog(IJavaProject resource, Class<?> clazz) {
super();
this.resource = resource;
this.clazz = clazz;
}
public Object open(Shell shell) {
if (resource != null && clazz != null) {
MethodSelectionDialog dialog = new MethodSelectionDialog(shell, resource, clazz);
if (dialog.open() == Dialog.OK) {
Method pd = (Method) dialog.getCurrentSelection();
if(pd == null){
return null;
}
return pd.getName();
}else{
return null;
}
}
MessageDialog.openInformation(shell, Messages.JavaMethodsSelectionDialog_ErrorDialogTitle,
Messages.JavaMethodsSelectionDialog_ErrorMessage);
return null;
}
private class MethodSelectionDialog extends Dialog {
private TableViewer viewer;
private Class<?> clazz;
private Object currentSelection;
public MethodSelectionDialog(IShellProvider parentShell) {
super(parentShell);
}
public MethodSelectionDialog(Shell parentShell, IJavaProject project, Class<?> clazz) {
super(parentShell);
this.clazz = clazz;
}
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
GridData gd = new GridData(GridData.FILL_BOTH);
gd.heightHint = 400;
gd.widthHint = 400;
composite.setLayoutData(gd);
FillLayout fl = new FillLayout();
fl.marginHeight = 10;
fl.marginWidth = 10;
composite.setLayout(fl);
viewer = new TableViewer(composite, SWT.BORDER|SWT.FULL_SELECTION);
Table table = viewer.getTable();
TableColumn nameColumn = new TableColumn(table, SWT.NONE);
nameColumn.setWidth(100);
nameColumn.setText(Messages.JavaMethodsSelectionDialog_MethodNameColumnText);
TableColumn typeColumn = new TableColumn(table, SWT.NONE);
typeColumn.setWidth(200);
typeColumn.setText(Messages.JavaMethodsSelectionDialog_MethodParamsColumnText);
table.setHeaderVisible(true);
viewer.setContentProvider(new MethodContentProvider());
viewer.setLabelProvider(new MethodLabelProvider());
Method[] settMethods = JavaPropertyUtils.getSetterMethods(clazz);
viewer.setInput(settMethods);
viewer.addDoubleClickListener(new IDoubleClickListener(){
public void doubleClick(DoubleClickEvent event) {
okPressed();
}
});
viewer.addSelectionChangedListener(new ISelectionChangedListener() {
public void selectionChanged(SelectionChangedEvent event) {
currentSelection = ((IStructuredSelection) event.getSelection()).getFirstElement();
}
});
getShell().setText(clazz.getSimpleName() + Messages.JavaMethodsSelectionDialog_SetterDialogTitle);
return composite;
}
public Object getCurrentSelection() {
return currentSelection;
}
public void setCurrentSelection(Object currentSelection) {
this.currentSelection = currentSelection;
}
}
private class MethodContentProvider implements IStructuredContentProvider {
public Object[] getElements(Object inputElement) {
if (inputElement.getClass().isArray()) {
return (Object[]) inputElement;
}
return new Object[] {};
}
public void dispose() {
}
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
}
private class MethodLabelProvider extends LabelProvider implements ITableLabelProvider {
public Image getColumnImage(Object element, int columnIndex) {
if (columnIndex == 0) {
return SmooksConfigurationActivator.getDefault().getImageRegistry().get(
GraphicsConstants.JAVA_PROPERTY_ICON);
}
return null;
}
public String getColumnText(Object element, int columnIndex) {
if (element instanceof Method) {
Method p = (Method) element;
switch (columnIndex) {
case 0:
return p.getName();
case 1:
Class<?>[] pts = p.getParameterTypes();
String paramtersName = ""; //$NON-NLS-1$
for (int i = 0; i < pts.length; i++,paramtersName+=",") { //$NON-NLS-1$
String name = pts[i].getName();
if(pts[i].isArray()){
name = pts[i].getComponentType().getName() + "[]"; //$NON-NLS-1$
}
paramtersName += name;
}
if(paramtersName.endsWith(",")){ //$NON-NLS-1$
paramtersName = paramtersName.substring(0,paramtersName.length() - 1);
}
return paramtersName;
}
}
return getText(element);
}
}
public IModelProcsser getModelProcesser() {
// TODO Auto-generated method stub
return null;
}
public void setModelProcesser(IModelProcsser processer) {
// TODO Auto-generated method stub
}
}