/******************************************************************************
* Copyright (c) 2014 Oracle
* 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:
* Konstantin Komissarchik - initial implementation and ongoing maintenance
******************************************************************************/
package org.eclipse.sapphire.ui.assist.internal;
import org.eclipse.sapphire.FilteredListener;
import org.eclipse.sapphire.ImageData;
import org.eclipse.sapphire.Listener;
import org.eclipse.sapphire.modeling.Status;
import org.eclipse.sapphire.ui.PartValidationEvent;
import org.eclipse.sapphire.ui.SapphirePart;
import org.eclipse.sapphire.ui.assist.PropertyEditorAssistContext;
import org.eclipse.sapphire.ui.assist.PropertyEditorAssistContribution;
import org.eclipse.sapphire.ui.assist.PropertyEditorAssistContributor;
import org.eclipse.sapphire.ui.assist.PropertyEditorAssistSection;
import org.eclipse.sapphire.ui.forms.swt.SwtResourceCache;
/**
* @author <a href="mailto:konstantin.komissarchik@oracle.com">Konstantin Komissarchik</a>
*/
public final class ProblemsAssistContributor extends PropertyEditorAssistContributor
{
private SapphirePart part;
private Listener partValidationListener;
public ProblemsAssistContributor()
{
setId( ID_PROBLEMS_CONTRIBUTOR );
setPriority( PRIORITY_PROBLEMS_CONTRIBUTOR );
}
@Override
public void init( final SapphirePart part )
{
this.part = part;
if( this.part != null )
{
this.partValidationListener = new FilteredListener<PartValidationEvent>()
{
@Override
protected void handleTypedEvent( final PartValidationEvent event )
{
broadcast();
}
};
this.part.attach( this.partValidationListener );
}
}
@Override
public void contribute( final PropertyEditorAssistContext context )
{
final Status validation = this.part.validation();
if( validation.children().isEmpty() )
{
contribute( context, validation );
}
else
{
for( Status child : validation.children() )
{
contribute( context, child );
}
}
}
private static void contribute( final PropertyEditorAssistContext context,
final Status status )
{
final Status.Severity valResultSeverity = status.severity();
ImageData image = null;
if( valResultSeverity == Status.Severity.ERROR )
{
image = ImageData.readFromClassLoader( SwtResourceCache.class, "Error.png" ).required();
}
else if( valResultSeverity == Status.Severity.WARNING )
{
image = ImageData.readFromClassLoader( SwtResourceCache.class, "Warning.png" ).required();
}
if( image != null )
{
final PropertyEditorAssistContribution.Factory contribution = PropertyEditorAssistContribution.factory();
contribution.text( "<li style=\"image\" value=\"problem\">" + escapeForXml( status.message() ) + "</li>" );
contribution.image( "problem", image );
final PropertyEditorAssistSection section = context.getSection( SECTION_ID_PROBLEMS );
section.addContribution( contribution.create() );
}
}
@Override
public void dispose()
{
if( this.partValidationListener != null )
{
this.part.detach( this.partValidationListener );
}
}
}