/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*
*/
package org.apache.directory.studio.schemaeditor.controller;
import org.apache.directory.shared.ldap.schema.SchemaObject;
import org.apache.directory.studio.schemaeditor.Activator;
import org.apache.directory.studio.schemaeditor.PluginUtils;
import org.apache.directory.studio.schemaeditor.model.AttributeTypeImpl;
import org.apache.directory.studio.schemaeditor.model.ObjectClassImpl;
import org.apache.directory.studio.schemaeditor.model.Project;
import org.apache.directory.studio.schemaeditor.model.schemachecker.SchemaChecker;
import org.apache.directory.studio.schemaeditor.model.schemachecker.SchemaCheckerListener;
import org.apache.directory.studio.schemaeditor.view.ViewUtils;
import org.apache.directory.studio.schemaeditor.view.editors.attributetype.AttributeTypeEditor;
import org.apache.directory.studio.schemaeditor.view.editors.attributetype.AttributeTypeEditorInput;
import org.apache.directory.studio.schemaeditor.view.editors.objectclass.ObjectClassEditor;
import org.apache.directory.studio.schemaeditor.view.editors.objectclass.ObjectClassEditorInput;
import org.apache.directory.studio.schemaeditor.view.views.ProblemsView;
import org.apache.directory.studio.schemaeditor.view.widget.Folder;
import org.apache.directory.studio.schemaeditor.view.wrappers.SchemaErrorWrapper;
import org.apache.directory.studio.schemaeditor.view.wrappers.SchemaWarningWrapper;
import org.eclipse.jface.viewers.DoubleClickEvent;
import org.eclipse.jface.viewers.IDoubleClickListener;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
/**
* This class implements the Controller for the ProblemsView.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev$, $Date$
*/
public class ProblemsViewController
{
/** The associated view */
private ProblemsView view;
/** The SchemaCheckerListener */
private SchemaCheckerListener schemaCheckerListener = new SchemaCheckerListener()
{
public void schemaCheckerUpdated()
{
Display.getDefault().asyncExec( new Runnable()
{
public void run()
{
view.reloadViewer();
}
} );
}
};
// The Actions
/**
* Creates a new instance of SchemasViewController.
*
* @param view
* the associated view
*/
public ProblemsViewController( ProblemsView view )
{
this.view = view;
initActions();
initToolbar();
initProjectsHandlerListener();
initDoubleClickListener();
initSchemaCheckerListener();
}
/**
* Initializes the Actions.
*/
private void initActions()
{
}
/**
* Initializes the Toolbar.
*/
private void initToolbar()
{
// IToolBarManager toolbar = view.getViewSite().getActionBars().getToolBarManager();
}
/**
* Initializes the ProjectsHandlerListener.
*/
private void initProjectsHandlerListener()
{
Activator.getDefault().getProjectsHandler().addListener( new ProjectsHandlerAdapter()
{
public void openProjectChanged( Project oldProject, Project newProject )
{
if ( oldProject != null )
{
removeSchemaCheckerListener( oldProject );
}
if ( newProject != null )
{
addSchemaCheckerListener( newProject );
view.reloadViewer();
}
else
{
view.setErrorsAndWarningsCount( 0, 0 );
view.getViewer().setInput( null );
}
}
} );
}
/**
* Adds the SchemaCheckerListener.
*
* @param project
* the project
*/
private void addSchemaCheckerListener( Project project )
{
SchemaChecker schemaChecker = project.getSchemaChecker();
if ( schemaChecker != null )
{
schemaChecker.addListener( schemaCheckerListener );
schemaChecker.enableModificationsListening();
}
}
/**
* Removes the SchemaCheckerListener.
*
* @param project
* the project
*/
private void removeSchemaCheckerListener( Project project )
{
SchemaChecker schemaChecker = project.getSchemaChecker();
if ( schemaChecker != null )
{
schemaChecker.removeListener( schemaCheckerListener );
schemaChecker.disableModificationsListening();
}
}
/**
* Initializes the DoubleClickListener.
*/
private void initDoubleClickListener()
{
view.getViewer().addDoubleClickListener( new IDoubleClickListener()
{
public void doubleClick( DoubleClickEvent event )
{
IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
TreeViewer viewer = view.getViewer();
// What we get from the treeViewer is a StructuredSelection
StructuredSelection selection = ( StructuredSelection ) event.getSelection();
// Here's the real object (an AttributeTypeWrapper, ObjectClassWrapper or IntermediateNode)
Object objectSelection = selection.getFirstElement();
IEditorInput input = null;
String editorId = null;
// Selecting the right editor and input
if ( objectSelection instanceof SchemaErrorWrapper )
{
SchemaObject object = ( ( SchemaErrorWrapper ) objectSelection ).getSchemaError().getSource();
if ( object instanceof AttributeTypeImpl )
{
input = new AttributeTypeEditorInput( ( AttributeTypeImpl ) object );
editorId = AttributeTypeEditor.ID;
}
else if ( object instanceof ObjectClassImpl )
{
input = new ObjectClassEditorInput( ( ObjectClassImpl ) object );
editorId = ObjectClassEditor.ID;
}
}
else if ( objectSelection instanceof SchemaWarningWrapper )
{
SchemaObject object = ( ( SchemaWarningWrapper ) objectSelection ).getSchemaWarning().getSource();
if ( object instanceof AttributeTypeImpl )
{
input = new AttributeTypeEditorInput( ( AttributeTypeImpl ) object );
editorId = AttributeTypeEditor.ID;
}
else if ( object instanceof ObjectClassImpl )
{
input = new ObjectClassEditorInput( ( ObjectClassImpl ) object );
editorId = ObjectClassEditor.ID;
}
}
else if ( ( objectSelection instanceof Folder ) )
{
// Here we don't open an editor, we just expand the node.
viewer.setExpandedState( objectSelection, !viewer.getExpandedState( objectSelection ) );
}
// Let's open the editor
if ( input != null )
{
try
{
page.openEditor( input, editorId );
}
catch ( PartInitException e )
{
PluginUtils.logError( "An error occured when opening the editor.", e );
ViewUtils.displayErrorMessageBox( "Error", "An error occured when opening the editor." );
}
}
}
} );
}
/**
* Initializes the SchemaCheckerListener.
*/
private void initSchemaCheckerListener()
{
SchemaChecker schemaChecker = Activator.getDefault().getSchemaChecker();
if ( schemaChecker != null )
{
schemaChecker.addListener( new SchemaCheckerListener()
{
/* (non-Javadoc)
* @see org.apache.directory.studio.schemaeditor.model.schemachecker.SchemaCheckerListener#schemaCheckerUpdated()
*/
public void schemaCheckerUpdated()
{
Display.getDefault().asyncExec( new Runnable()
{
public void run()
{
view.reloadViewer();
}
} );
}
} );
}
}
}