/*
* 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.view.editors.schema;
import org.apache.directory.api.ldap.model.schema.AttributeType;
import org.apache.directory.api.ldap.model.schema.LdapSyntax;
import org.apache.directory.api.ldap.model.schema.MatchingRule;
import org.apache.directory.api.ldap.model.schema.ObjectClass;
import org.apache.directory.studio.schemaeditor.Activator;
import org.apache.directory.studio.schemaeditor.PluginConstants;
import org.apache.directory.studio.schemaeditor.controller.SchemaHandlerAdapter;
import org.apache.directory.studio.schemaeditor.controller.SchemaHandlerListener;
import org.apache.directory.studio.schemaeditor.model.Schema;
import org.apache.directory.studio.schemaeditor.model.io.OpenLdapSchemaFileExporter;
import org.apache.directory.studio.schemaeditor.view.widget.SchemaSourceViewer;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.text.Document;
import org.eclipse.jface.text.IDocument;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.forms.IManagedForm;
import org.eclipse.ui.forms.editor.FormEditor;
import org.eclipse.ui.forms.editor.FormPage;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.ScrolledForm;
/**
* This class is the Source Code Page of the Schema Editor.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class SchemaEditorSourceCodePage extends FormPage
{
/** The page ID */
public static final String ID = SchemaEditor.ID + "sourceCode"; //$NON-NLS-1$
/** The flag to indicate if the page has been initialized */
private boolean initialized = false;
/** The associated schema */
private Schema schema;
// UI Field
private SchemaSourceViewer schemaSourceViewer;
// Listerner
private SchemaHandlerListener schemaHandlerListener = new SchemaHandlerAdapter()
{
/**
* {@inheritDoc}
*/
public void attributeTypeAdded( AttributeType at )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void attributeTypeModified( AttributeType at )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void attributeTypeRemoved( AttributeType at )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void matchingRuleAdded( MatchingRule mr )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void matchingRuleModified( MatchingRule mr )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void matchingRuleRemoved( MatchingRule mr )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void objectClassAdded( ObjectClass oc )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void objectClassModified( ObjectClass oc )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void objectClassRemoved( ObjectClass oc )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void syntaxAdded( LdapSyntax syntax )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void syntaxModified( LdapSyntax syntax )
{
refreshUI();
}
/**
* {@inheritDoc}
*/
public void syntaxRemoved( LdapSyntax syntax )
{
refreshUI();
}
};
/**
* Creates a new instance of SchemaFormEditorSourceCodePage.
*
* @param editor
* the associated editor
*/
public SchemaEditorSourceCodePage( FormEditor editor )
{
super( editor, ID, Messages.getString( "SchemaEditorSourceCodePage.SourceCode" ) ); //$NON-NLS-1$
Activator.getDefault().getSchemaHandler().addListener( schemaHandlerListener );
}
/**
* {@inheritDoc}
*/
protected void createFormContent( IManagedForm managedForm )
{
schema = ( ( SchemaEditor ) getEditor() ).getSchema();
ScrolledForm form = managedForm.getForm();
FormToolkit toolkit = managedForm.getToolkit();
GridLayout layout = new GridLayout();
form.getBody().setLayout( layout );
toolkit.paintBordersFor( form.getBody() );
// SOURCE CODE Field
schemaSourceViewer = new SchemaSourceViewer( form.getBody(), null, null, false, SWT.BORDER | SWT.H_SCROLL
| SWT.V_SCROLL );
GridData gd = new GridData( SWT.FILL, SWT.FILL, true, true );
gd.heightHint = 10;
schemaSourceViewer.getTextWidget().setLayoutData( gd );
schemaSourceViewer.getTextWidget().setEditable( false );
// set text font
Font font = JFaceResources.getFont( JFaceResources.TEXT_FONT );
schemaSourceViewer.getTextWidget().setFont( font );
IDocument document = new Document();
schemaSourceViewer.setDocument( document );
// Initializes the UI from the schema
fillInUiFields();
// Help Context for Dynamic Help
PlatformUI.getWorkbench().getHelpSystem().setHelp( form, PluginConstants.PLUGIN_ID + "." + "schema_editor" ); //$NON-NLS-1$ //$NON-NLS-2$
initialized = true;
}
/**
* Fills in the fields of the User Interface.
*/
private void fillInUiFields()
{
schemaSourceViewer.getDocument().set( OpenLdapSchemaFileExporter.toSourceCode( schema ) );
}
/**
* {@inheritDoc}
*/
public void dispose()
{
Activator.getDefault().getSchemaHandler().removeListener( schemaHandlerListener );
super.dispose();
}
/**
* Refreshes the UI.
*/
public void refreshUI()
{
if ( initialized )
{
fillInUiFields();
}
}
}