/*
* 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.views;
import java.util.List;
import org.apache.directory.api.ldap.model.schema.AttributeType;
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.view.ViewUtils;
import org.apache.directory.studio.schemaeditor.view.wrappers.AttributeTypeWrapper;
import org.apache.directory.studio.schemaeditor.view.wrappers.Folder;
import org.apache.directory.studio.schemaeditor.view.wrappers.ObjectClassWrapper;
import org.apache.directory.studio.schemaeditor.view.wrappers.SchemaWrapper;
import org.apache.directory.studio.schemaeditor.view.wrappers.TreeNode;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
/**
* This class implements the LabelProvider for the SchemaView.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class SchemaViewLabelProvider extends LabelProvider
{
/** The preferences store */
private IPreferenceStore store;
/**
* Creates a new instance of DifferencesWidgetSchemaLabelProvider.
*/
public SchemaViewLabelProvider()
{
store = Activator.getDefault().getPreferenceStore();
}
/**
* {@inheritDoc}
*/
public String getText( Object element )
{
String label = ""; //$NON-NLS-1$
int presentation = store.getInt( PluginConstants.PREFS_SCHEMA_VIEW_SCHEMA_PRESENTATION );
int labelValue = store.getInt( PluginConstants.PREFS_SCHEMA_VIEW_LABEL );
boolean abbreviate = store.getBoolean( PluginConstants.PREFS_SCHEMA_VIEW_ABBREVIATE );
int abbreviateMaxLength = store.getInt( PluginConstants.PREFS_SCHEMA_VIEW_ABBREVIATE_MAX_LENGTH );
boolean secondaryLabelDisplay = store.getBoolean( PluginConstants.PREFS_SCHEMA_VIEW_SECONDARY_LABEL_DISPLAY );
int secondaryLabelValue = store.getInt( PluginConstants.PREFS_SCHEMA_VIEW_SECONDARY_LABEL );
boolean secondaryLabelAbbreviate = store
.getBoolean( PluginConstants.PREFS_SCHEMA_VIEW_SECONDARY_LABEL_ABBREVIATE );
int secondaryLabelAbbreviateMaxLength = store
.getInt( PluginConstants.PREFS_SCHEMA_VIEW_SECONDARY_LABEL_ABBREVIATE_MAX_LENGTH );
boolean schemaLabelDisplay = store.getBoolean( PluginConstants.PREFS_SCHEMA_VIEW_SCHEMA_LABEL_DISPLAY );
if ( element instanceof SchemaWrapper )
{
SchemaWrapper sw = ( SchemaWrapper ) element;
return sw.getSchema().getSchemaName();
}
else if ( element instanceof AttributeTypeWrapper )
{
AttributeType at = ( ( AttributeTypeWrapper ) element ).getAttributeType();
// Label
if ( labelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_FIRST_NAME )
{
List<String> names = at.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
label = names.get( 0 );
}
else
{
label = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( labelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_ALL_ALIASES )
{
List<String> names = at.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
label = ViewUtils.concateAliases( names );
}
else
{
label = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( labelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_OID )
{
label = at.getOid();
}
else
// Default
{
List<String> names = at.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
label = names.get( 0 );
}
else
{
label = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
// Abbreviate
if ( abbreviate && ( abbreviateMaxLength < label.length() ) )
{
label = label.substring( 0, abbreviateMaxLength ) + "..."; //$NON-NLS-1$
}
}
else if ( element instanceof ObjectClassWrapper )
{
ObjectClass oc = ( ( ObjectClassWrapper ) element ).getObjectClass();
// Label
if ( labelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_FIRST_NAME )
{
List<String> names = oc.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
label = names.get( 0 );
}
else
{
label = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( labelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_ALL_ALIASES )
{
List<String> names = oc.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
label = ViewUtils.concateAliases( names );
}
else
{
label = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( labelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_OID )
{
label = oc.getOid();
}
else
// Default
{
List<String> names = oc.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
label = names.get( 0 );
}
else
{
label = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
// Abbreviate
if ( abbreviate && ( abbreviateMaxLength < label.length() ) )
{
label = label.substring( 0, abbreviateMaxLength ) + "..."; //$NON-NLS-1$
}
}
else if ( element instanceof Folder )
{
Folder folder = ( Folder ) element;
if ( presentation == PluginConstants.PREFS_SCHEMA_VIEW_SCHEMA_PRESENTATION_FLAT )
{
return folder.getName() + " (" + folder.getChildren().size() + ")"; //$NON-NLS-1$ //$NON-NLS-2$
}
else if ( presentation == PluginConstants.PREFS_SCHEMA_VIEW_SCHEMA_PRESENTATION_HIERARCHICAL )
{
return folder.getName();
}
}
// Secondary Label
if ( secondaryLabelDisplay )
{
String secondaryLabel = ""; //$NON-NLS-1$
if ( element instanceof AttributeTypeWrapper )
{
AttributeType at = ( ( AttributeTypeWrapper ) element ).getAttributeType();
if ( secondaryLabelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_FIRST_NAME )
{
List<String> names = at.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
secondaryLabel = names.get( 0 );
}
else
{
secondaryLabel = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( secondaryLabelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_ALL_ALIASES )
{
List<String> names = at.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
secondaryLabel = ViewUtils.concateAliases( names );
}
else
{
secondaryLabel = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( secondaryLabelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_OID )
{
secondaryLabel = at.getOid();
}
}
else if ( element instanceof ObjectClassWrapper )
{
ObjectClass oc = ( ( ObjectClassWrapper ) element ).getObjectClass();
if ( secondaryLabelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_FIRST_NAME )
{
List<String> names = oc.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
secondaryLabel = names.get( 0 );
}
else
{
secondaryLabel = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( secondaryLabelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_ALL_ALIASES )
{
List<String> names = oc.getNames();
if ( ( names != null ) && ( names.size() > 0 ) )
{
secondaryLabel = ViewUtils.concateAliases( names );
}
else
{
secondaryLabel = Messages.getString( "SchemaViewLabelProvider.None" ); //$NON-NLS-1$
}
}
else if ( secondaryLabelValue == PluginConstants.PREFS_SCHEMA_VIEW_LABEL_OID )
{
secondaryLabel = oc.getOid();
}
}
if ( secondaryLabelAbbreviate && ( secondaryLabelAbbreviateMaxLength < secondaryLabel.length() ) )
{
secondaryLabel = secondaryLabel.substring( 0, secondaryLabelAbbreviateMaxLength ) + "..."; //$NON-NLS-1$
}
label += " [" + secondaryLabel + "]"; //$NON-NLS-1$ //$NON-NLS-2$
}
// Number of children
if ( presentation == PluginConstants.PREFS_SCHEMA_VIEW_SCHEMA_PRESENTATION_HIERARCHICAL )
{
if ( ( element instanceof AttributeTypeWrapper ) || ( element instanceof ObjectClassWrapper ) )
{
List<TreeNode> children = ( ( TreeNode ) element ).getChildren();
if ( ( children != null ) && ( children.size() > 0 ) )
{
label += " (" + children.size() + ")"; //$NON-NLS-1$ //$NON-NLS-2$
}
}
}
// Schema Label
if ( schemaLabelDisplay )
{
if ( element instanceof AttributeTypeWrapper )
{
label += " [" + ( ( AttributeTypeWrapper ) element ).getAttributeType().getSchemaName() + "]"; //$NON-NLS-1$ //$NON-NLS-2$
}
else if ( element instanceof ObjectClassWrapper )
{
label += " [" + ( ( ObjectClassWrapper ) element ).getObjectClass().getSchemaName() + "]"; //$NON-NLS-1$ //$NON-NLS-2$
}
}
return label;
}
/**
* {@inheritDoc}
*/
public Image getImage( Object element )
{
if ( element instanceof SchemaWrapper )
{
return Activator.getDefault().getImage( PluginConstants.IMG_SCHEMA );
}
else if ( element instanceof AttributeTypeWrapper )
{
return Activator.getDefault().getImage( PluginConstants.IMG_ATTRIBUTE_TYPE );
}
else if ( element instanceof ObjectClassWrapper )
{
return Activator.getDefault().getImage( PluginConstants.IMG_OBJECT_CLASS );
}
else if ( element instanceof Folder )
{
Folder folder = ( Folder ) element;
switch ( folder.getType() )
{
case ATTRIBUTE_TYPE:
return Activator.getDefault().getImage( PluginConstants.IMG_FOLDER_AT );
case OBJECT_CLASS:
return Activator.getDefault().getImage( PluginConstants.IMG_FOLDER_OC );
case NONE:
return Activator.getDefault().getImage( PluginConstants.IMG_FOLDER );
default:
break;
}
}
// Default
return null;
}
}