/*******************************************************************************
* Copyright (c) 2000, 2009 IBM Corporation and others.
* 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:
* Jesper Kamstrup Linnet (eclipse@kamstrup-linnet.dk) - initial API and implementation
* (report 36180: Callers/Callees view)
* Stephan Herrmann (stephan@cs.tu-berlin.de):
* - bug 75800: [call hierarchy] should allow searches for fields
*******************************************************************************/
package org.eclipse.jdt.internal.ui.callhierarchy;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.StyledString;
import org.eclipse.ui.PlatformUI;
import org.eclipse.jdt.core.IMember;
import org.eclipse.jdt.internal.corext.util.Messages;
import org.eclipse.jdt.ui.JavaElementLabels;
import org.eclipse.jdt.internal.ui.IJavaHelpContextIds;
import org.eclipse.jdt.internal.ui.viewsupport.JavaElementImageProvider;
class HistoryAction extends Action {
private static long LABEL_FLAGS= JavaElementLabels.ALL_POST_QUALIFIED | JavaElementLabels.M_PARAMETER_TYPES | JavaElementLabels.M_APP_RETURNTYPE | JavaElementLabels.T_TYPE_PARAMETERS;
private static long LABEL_MULTI_FLAGS= 0L;
private CallHierarchyViewPart fView;
private IMember[] fMembers;
public HistoryAction(CallHierarchyViewPart viewPart, IMember[] members) {
super("", AS_RADIO_BUTTON); //$NON-NLS-1$
fView= viewPart;
fMembers= members;
String elementName= getElementLabel(members);
setText(elementName);
setImageDescriptor(getImageDescriptor(members));
setDescription(Messages.format(CallHierarchyMessages.HistoryAction_description, elementName));
setToolTipText(Messages.format(CallHierarchyMessages.HistoryAction_tooltip, elementName));
PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.CALL_HIERARCHY_HISTORY_ACTION);
}
private static ImageDescriptor getImageDescriptor(IMember[] members) {
if (members.length == 1) {
JavaElementImageProvider imageProvider= new JavaElementImageProvider();
ImageDescriptor desc= imageProvider.getBaseImageDescriptor(members[0], 0);
imageProvider.dispose();
return desc;
} else {
return null;
}
}
/*
* @see Action#run()
*/
public void run() {
fView.gotoHistoryEntry(fMembers);
}
static StyledString getSingleElementLabel(IMember member) {
return JavaElementLabels.getStyledElementLabel(member, LABEL_FLAGS | JavaElementLabels.COLORIZE);
}
static String getElementLabel(IMember[] members) {
switch (members.length) {
case 0:
Assert.isTrue(false);
return null;
case 1:
return JavaElementLabels.getElementLabel(members[0], LABEL_FLAGS);
case 2:
return Messages.format(CallHierarchyMessages.HistoryAction_inputElements_2,
new String[] { getShortLabel(members[0]), getShortLabel(members[1]) });
case 3:
return Messages.format(CallHierarchyMessages.HistoryAction_inputElements_3,
new String[] { getShortLabel(members[0]), getShortLabel(members[1]), getShortLabel(members[2]) });
default:
return Messages.format(CallHierarchyMessages.HistoryAction_inputElements_more,
new String[] { getShortLabel(members[0]), getShortLabel(members[1]), getShortLabel(members[2]) });
}
}
private static String getShortLabel(IMember member) {
return JavaElementLabels.getElementLabel(member, LABEL_MULTI_FLAGS);
}
}