| /******************************************************************************* |
| * Copyright (c) 2004, 2005 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.debug.internal.ui.views.memory.renderings; |
| |
| import org.eclipse.debug.core.model.MemoryByte; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.ui.IObjectActionDelegate; |
| import org.eclipse.ui.IWorkbenchPart; |
| |
| |
| /** |
| * Show integers in little endian. |
| * @since 3.0 |
| */ |
| public class LittleEndianAction implements IObjectActionDelegate { |
| |
| AbstractIntegerRendering fRendering; |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IObjectActionDelegate#setActivePart(org.eclipse.jface.action.IAction, org.eclipse.ui.IWorkbenchPart) |
| */ |
| public void setActivePart(IAction action, IWorkbenchPart targetPart) { |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction) |
| */ |
| public void run(IAction action) { |
| |
| if (fRendering == null) |
| return; |
| |
| if (fRendering.getDisplayEndianess() != RenderingsUtil.LITTLE_ENDIAN){ |
| fRendering.setDisplayEndianess(RenderingsUtil.LITTLE_ENDIAN); |
| fRendering.refresh(); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection) |
| */ |
| public void selectionChanged(IAction action, ISelection selection) { |
| if (selection == null) |
| return; |
| |
| if (selection instanceof IStructuredSelection) |
| { |
| Object obj = ((IStructuredSelection)selection).getFirstElement(); |
| if (obj == null) |
| return; |
| |
| if (obj instanceof AbstractIntegerRendering) |
| { |
| fRendering = (AbstractIntegerRendering)obj; |
| } |
| |
| int endianess = RenderingsUtil.ENDIANESS_UNKNOWN; |
| if (fRendering.getDisplayEndianess() == RenderingsUtil.ENDIANESS_UNKNOWN) |
| { |
| MemoryByte[] selectedBytes = fRendering.getSelectedAsBytes(); |
| |
| for (int i=0; i<selectedBytes.length; i++) |
| { |
| if (!selectedBytes[i].isEndianessKnown()) |
| { |
| endianess = RenderingsUtil.ENDIANESS_UNKNOWN; |
| break; |
| } |
| if (i==0) |
| { |
| endianess = selectedBytes[i].isBigEndian()?RenderingsUtil.BIG_ENDIAN:RenderingsUtil.LITTLE_ENDIAN; |
| } |
| else |
| { |
| int byteEndianess = selectedBytes[i].isBigEndian()?RenderingsUtil.BIG_ENDIAN:RenderingsUtil.LITTLE_ENDIAN; |
| if (endianess != byteEndianess) |
| { |
| endianess = RenderingsUtil.ENDIANESS_UNKNOWN; |
| break; |
| } |
| } |
| } |
| } |
| else |
| endianess = fRendering.getDisplayEndianess(); |
| |
| if (endianess == RenderingsUtil.LITTLE_ENDIAN) |
| action.setChecked(true); |
| else |
| action.setChecked(false); |
| } |
| } |
| |
| } |