/**
* Copyright (c) 2005-2013 by Appcelerator, Inc. All Rights Reserved.
* Licensed under the terms of the Eclipse Public License (EPL).
* Please see the license.txt included with this distribution for details.
* Any modifications to this file must keep this entire header intact.
*/
package org.python.pydev.outline;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.python.pydev.parser.jython.SimpleNode;
import org.python.pydev.parser.jython.ast.Attribute;
import org.python.pydev.parser.jython.ast.ClassDef;
import org.python.pydev.parser.jython.ast.Name;
import org.python.pydev.parser.visitors.scope.ASTEntry;
import org.python.pydev.parser.visitors.scope.ASTEntryWithChildren;
import org.python.pydev.shared_ui.ImageCache;
import org.python.pydev.shared_ui.UIConstants;
import org.python.pydev.shared_ui.outline.AbstractOutlineFilterAction;
/**
* Action that will hide the fields in the outline
*
* @author laurent.dore
*/
public class OutlineHideFieldsAction extends AbstractOutlineFilterAction {
private static final String PREF_HIDE_FIELDS = "org.python.pydev.OUTLINE_HIDE_FIELDS";
public OutlineHideFieldsAction(PyOutlinePage page, ImageCache imageCache) {
super("Hide Fields", page, imageCache, PREF_HIDE_FIELDS, UIConstants.FIELDS_HIDE_ICON);
}
/**
* @return the filter used to hide comments
*/
@Override
protected ViewerFilter createFilter() {
return new ViewerFilter() {
@Override
public boolean select(Viewer viewer, Object parentElement, Object element) {
if (element instanceof ParsedItem) {
ParsedItem item = (ParsedItem) element;
ASTEntryWithChildren astThis = item.getAstThis();
if (astThis == null) {
return true;
}
SimpleNode token = astThis.node;
//String name = null;
if (token instanceof Attribute) {
return false;
} else if (token instanceof Name) {
if (parentElement instanceof ParsedItem) {
ParsedItem parentItem = (ParsedItem) parentElement;
if (parentItem != null) {
ASTEntry ast = parentItem.getAstThis();
if (ast != null) {
SimpleNode parentToken = ast.node;
if (parentToken instanceof ClassDef) {
return false;
}
}
}
}
}
}
return true;
}
};
}
}