/*******************************************************************************
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* 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.
*
*******************************************************************************/
package com.liferay.ide.hook.ui.wizard;
import com.liferay.ide.core.util.CoreUtil;
import com.liferay.ide.hook.core.operation.NewEventActionClassDataModelProvider;
import com.liferay.ide.hook.core.operation.NewEventActionClassOperation;
import com.liferay.ide.hook.ui.HookUI;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.JavaConventions;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.compiler.impl.CompilerOptions;
import org.eclipse.jdt.ui.JavaElementLabelProvider;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.window.Window;
import org.eclipse.jst.j2ee.internal.common.operations.INewJavaClassDataModelProperties;
import org.eclipse.jst.j2ee.internal.plugin.J2EEUIMessages;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.CLabel;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.ElementListSelectionDialog;
import org.eclipse.wst.common.frameworks.datamodel.DataModelFactory;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
/**
* @author Greg Amerson
* @author Simon Jiang
*/
@SuppressWarnings( "restriction" )
public class NewEventActionClassDialog extends Dialog
{
protected Label classLabel;
protected Text classText;
protected IDataModel model;
protected Button packageButton;
protected Label packageLabel;
protected Text packageText;
protected String qualifiedClassname;
protected String qualifiedSuperclassname;
protected Combo superCombo;
protected Label superLabel;
protected CLabel errorMessageLabel;
protected NewEventActionClassDialog( Shell parentShell, IDataModel model )
{
super( parentShell );
this.model = model;
}
@Override
protected Button createButton( Composite parent, int id, String label, boolean defaultButton )
{
if( IDialogConstants.OK_ID == id )
{
final Button button = super.createButton( parent, id, Msgs.create, defaultButton );
button.setEnabled( false );
return button;
}
return super.createButton( parent, id, label, defaultButton );
}
protected void createClassnameGroup( Composite parent )
{
// class name
classLabel = new Label( parent, SWT.LEFT );
classLabel.setText( Msgs.classname );
classLabel.setLayoutData( new GridData( GridData.HORIZONTAL_ALIGN_FILL ) );
classText = new Text( parent, SWT.SINGLE | SWT.BORDER );
classText.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
classText.addModifyListener
(
new ModifyListener()
{
public void modifyText( ModifyEvent e )
{
updateQualifiedClassname();
}
}
);
new Label( parent, SWT.LEFT );
}
@Override
protected Control createDialogArea( Composite parent )
{
Composite areaParent = (Composite) super.createDialogArea( parent );
areaParent.setLayout( new GridLayout( 3, false ) );
createClassnameGroup( areaParent );
createPackageGroup( areaParent );
createSuperclassGroup( areaParent );
createErrorMessageGroup( areaParent );
return areaParent;
}
private void createErrorMessageGroup( Composite parent )
{
errorMessageLabel = new CLabel( parent, SWT.LEFT_TO_RIGHT );
errorMessageLabel.setLayoutData( new GridData( SWT.FILL, SWT.BEGINNING, true, false, 2, 1 ) );
errorMessageLabel.setImage( PlatformUI.getWorkbench().getSharedImages().getImage(
ISharedImages.IMG_OBJS_ERROR_TSK ) );
errorMessageLabel.setVisible( false );
}
private void createPackageGroup( Composite parent )
{
// package
packageLabel = new Label( parent, SWT.LEFT );
packageLabel.setText( J2EEUIMessages.JAVA_PACKAGE_LABEL );
packageLabel.setLayoutData( new GridData( GridData.HORIZONTAL_ALIGN_FILL ) );
packageText = new Text( parent, SWT.SINGLE | SWT.BORDER );
packageText.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
packageText.addModifyListener
(
new ModifyListener()
{
public void modifyText( ModifyEvent e )
{
updateQualifiedClassname();
}
}
);
packageButton = new Button( parent, SWT.PUSH );
packageButton.setText( J2EEUIMessages.BROWSE_BUTTON_LABEL );
packageButton.setLayoutData( new GridData( GridData.HORIZONTAL_ALIGN_FILL ) );
packageButton.addSelectionListener
(
new SelectionListener()
{
public void widgetDefaultSelected( SelectionEvent e )
{
}
public void widgetSelected( SelectionEvent e )
{
handlePackageButtonPressed();
}
}
);
}
protected void createSuperclassGroup( Composite parent )
{
// superclass
superLabel = new Label( parent, SWT.LEFT );
superLabel.setText( J2EEUIMessages.SUPERCLASS_LABEL );
superLabel.setLayoutData( new GridData( GridData.HORIZONTAL_ALIGN_FILL ) );
superCombo = new Combo( parent, SWT.DROP_DOWN );
superCombo.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
superCombo.setItems( new String[] { "com.liferay.portal.kernel.events.SimpleAction", //$NON-NLS-1$
"com.liferay.portal.kernel.events.SessionAction", "com.liferay.portal.kernel.events.Action" } ); //$NON-NLS-1$ //$NON-NLS-2$
superCombo.addSelectionListener
(
new SelectionAdapter()
{
@Override
public void widgetSelected( SelectionEvent e )
{
qualifiedSuperclassname = superCombo.getItem( superCombo.getSelectionIndex() );
}
}
);
superCombo.select( 0 );
new Label( parent, SWT.NONE );
}
public String getQualifiedClassname()
{
return this.qualifiedClassname;
}
public String getQualifiedSuperclassname()
{
return this.qualifiedSuperclassname;
}
protected void handlePackageButtonPressed()
{
IPackageFragmentRoot packRoot =
(IPackageFragmentRoot) model.getProperty( INewJavaClassDataModelProperties.JAVA_PACKAGE_FRAGMENT_ROOT );
if( packRoot == null )
{
return;
}
IJavaElement[] packages = null;
try
{
packages = packRoot.getChildren();
}
catch( JavaModelException e )
{
// Do nothing
}
if( packages == null )
{
packages = new IJavaElement[0];
}
ElementListSelectionDialog dialog =
new ElementListSelectionDialog( getShell(), new JavaElementLabelProvider(
JavaElementLabelProvider.SHOW_DEFAULT ) );
dialog.setTitle( J2EEUIMessages.PACKAGE_SELECTION_DIALOG_TITLE );
dialog.setMessage( J2EEUIMessages.PACKAGE_SELECTION_DIALOG_DESC );
dialog.setEmptyListMessage( J2EEUIMessages.PACKAGE_SELECTION_DIALOG_MSG_NONE );
dialog.setElements( packages );
if( dialog.open() == Window.OK )
{
IPackageFragment fragment = (IPackageFragment) dialog.getFirstResult();
if( fragment != null )
{
packageText.setText( fragment.getElementName() );
}
else
{
packageText.setText( J2EEUIMessages.EMPTY_STRING );
}
}
}
@Override
protected void initializeBounds()
{
super.initializeBounds();
getShell().setSize( 475, 250 );
}
@Override
protected void okPressed()
{
// Create the class
IDataModel dataModel =
DataModelFactory.createDataModel( new NewEventActionClassDataModelProvider(
model, getQualifiedClassname(), superCombo.getText() ) );
NewEventActionClassOperation operation = new NewEventActionClassOperation( dataModel );
try
{
operation.execute( null, null );
}
catch( ExecutionException e )
{
HookUI.logError( "Error creating class", e );
}
super.okPressed();
}
protected void updateQualifiedClassname()
{
int packageNameStatus =
JavaConventions.validatePackageName(
packageText.getText(), CompilerOptions.VERSION_1_7, CompilerOptions.VERSION_1_7 ).getSeverity();
int classNameStatus =
JavaConventions.validateJavaTypeName(
classText.getText(), CompilerOptions.VERSION_1_7, CompilerOptions.VERSION_1_7 ).getSeverity();;
if( !CoreUtil.isNullOrEmpty( packageText.getText() ) )
{
this.qualifiedClassname = packageText.getText() + "." + classText.getText(); //$NON-NLS-1$
}
else
{
this.qualifiedClassname = classText.getText();
packageNameStatus = IStatus.WARNING;
}
if ( classText.getText().indexOf( '.' ) != -1 )
{
classNameStatus = IStatus.ERROR;
}
boolean isPackageNameAndClassNameValid =
( ( packageNameStatus != IStatus.ERROR ) && ( classNameStatus != IStatus.ERROR ) );
this.getButton( IDialogConstants.OK_ID ).setEnabled( isPackageNameAndClassNameValid );
if( classNameStatus == IStatus.ERROR && packageNameStatus == IStatus.ERROR )
{
this.errorMessageLabel.setText( "Invalid package and class name" );
}
else if( classNameStatus == IStatus.ERROR )
{
this.errorMessageLabel.setText( "Invalid class name" );
}
else if( packageNameStatus == IStatus.ERROR )
{
this.errorMessageLabel.setText( "Invalid package name" );
}
this.errorMessageLabel.setVisible( !isPackageNameAndClassNameValid );
}
private static class Msgs extends NLS
{
public static String classname;
public static String create;
static
{
initializeMessages( NewEventActionClassDialog.class.getName(), Msgs.class );
}
}
}