| /******************************************************************************* |
| * Copyright (c) 2006 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.elements.adapters; |
| |
| import java.math.BigInteger; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.debug.core.model.MemoryByte; |
| import org.eclipse.debug.internal.ui.DebugPluginImages; |
| import org.eclipse.debug.internal.ui.DebugUIPlugin; |
| import org.eclipse.debug.internal.ui.IInternalDebugUIConstants; |
| import org.eclipse.debug.internal.ui.memory.provisional.AbstractAsyncTableRendering; |
| import org.eclipse.debug.internal.ui.memory.provisional.MemoryViewPresentationContext; |
| import org.eclipse.debug.internal.ui.viewers.provisional.AsynchronousLabelAdapter; |
| import org.eclipse.debug.internal.ui.viewers.provisional.IPresentationContext; |
| import org.eclipse.debug.internal.ui.views.launch.DebugElementHelper; |
| import org.eclipse.debug.internal.ui.views.memory.renderings.AbstractBaseTableRendering; |
| import org.eclipse.debug.internal.ui.views.memory.renderings.MemorySegment; |
| import org.eclipse.debug.internal.ui.views.memory.renderings.TableRenderingContentDescriptor; |
| import org.eclipse.debug.ui.IDebugUIConstants; |
| import org.eclipse.debug.ui.memory.IMemoryBlockTablePresentation; |
| import org.eclipse.debug.ui.memory.MemoryRenderingElement; |
| import org.eclipse.jface.resource.ImageDescriptor; |
| import org.eclipse.jface.viewers.IColorProvider; |
| import org.eclipse.jface.viewers.IFontProvider; |
| import org.eclipse.jface.viewers.ILabelProvider; |
| import org.eclipse.swt.graphics.Color; |
| import org.eclipse.swt.graphics.Font; |
| import org.eclipse.swt.graphics.FontData; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.graphics.RGB; |
| |
| public class MemorySegmentLabelAdapter extends AsynchronousLabelAdapter { |
| |
| protected String[] getLabels(Object element, IPresentationContext context) |
| throws CoreException { |
| |
| if (context instanceof MemoryViewPresentationContext) |
| { |
| MemoryViewPresentationContext tableRenderingContext = (MemoryViewPresentationContext)context; |
| if (tableRenderingContext.getRendering() != null && tableRenderingContext.getRendering() instanceof AbstractAsyncTableRendering) |
| { |
| AbstractAsyncTableRendering tableRendering = (AbstractAsyncTableRendering)tableRenderingContext.getRendering(); |
| TableRenderingContentDescriptor descriptor = (TableRenderingContentDescriptor)tableRendering.getAdapter(TableRenderingContentDescriptor.class); |
| if (descriptor != null) |
| { |
| String addressStr = getColumnText(element, 0, tableRendering, descriptor); |
| int numColumns = tableRendering.getAddressableUnitPerLine() / tableRendering.getAddressableUnitPerColumn(); |
| |
| String[] labels = new String[numColumns+2]; |
| labels[0] = addressStr; |
| |
| for (int i=0; i<=numColumns; i++) |
| { |
| labels[i+1] = getColumnText(element, i+1, tableRendering, (TableRenderingContentDescriptor)tableRendering.getAdapter(TableRenderingContentDescriptor.class)); |
| } |
| |
| labels[labels.length - 1 ] = ""; //$NON-NLS-1$ |
| return labels; |
| } |
| } |
| } |
| return new String[0]; |
| } |
| |
| private String getColumnText(Object element, int columnIndex, AbstractAsyncTableRendering tableRendering, TableRenderingContentDescriptor descriptor) { |
| String columnLabel = null; |
| |
| if (columnIndex == 0) |
| { |
| IMemoryBlockTablePresentation presentation = (IMemoryBlockTablePresentation)tableRendering.getMemoryBlock().getAdapter(IMemoryBlockTablePresentation.class); |
| if (presentation != null) |
| { |
| String rowLabel = presentation.getRowLabel(tableRendering.getMemoryBlock(), ((MemorySegment)element).getAddress()); |
| if (rowLabel != null) |
| return rowLabel; |
| } |
| |
| columnLabel = ((MemorySegment)element).getAddress().toString(16).toUpperCase(); |
| |
| int addressSize = descriptor.getAddressSize(); |
| int prefillLength = addressSize * 2 - columnLabel.length(); |
| StringBuffer buf = new StringBuffer(); |
| if (prefillLength > 0) |
| { |
| for (int i=0; i<prefillLength; i++) |
| { |
| buf.append("0"); //$NON-NLS-1$ |
| } |
| } |
| buf.append(columnLabel); |
| return buf.toString(); |
| |
| } |
| else if (columnIndex > (tableRendering.getBytesPerLine()/tableRendering.getBytesPerColumn())) |
| { |
| columnLabel = " "; //$NON-NLS-1$ |
| } |
| else |
| { |
| if (element instanceof MemorySegment) |
| { |
| MemorySegment segment = (MemorySegment)element; |
| if (segment.getBytes().length != tableRendering.getBytesPerLine()) |
| return ""; //$NON-NLS-1$ |
| } |
| |
| ILabelProvider labelProvider = (ILabelProvider)tableRendering.getAdapter(ILabelProvider.class); |
| if (labelProvider != null && columnIndex > 0) |
| { |
| MemoryRenderingElement renderingElement = getMemoryRenderingElement(element, columnIndex, tableRendering); |
| if (renderingElement != null) { |
| String label = labelProvider.getText(renderingElement); |
| if (label != null) |
| return label; |
| } |
| } |
| |
| int start = (columnIndex-1)*tableRendering.getBytesPerColumn(); |
| MemoryByte[] bytes = ((MemorySegment)element).getBytes(start, tableRendering.getBytesPerColumn()); |
| BigInteger address = ((MemorySegment)element).getAddress(); |
| address = address.add(BigInteger.valueOf(start)); |
| |
| columnLabel = tableRendering.getString(tableRendering.getRenderingId(), address, bytes); |
| } |
| return columnLabel; |
| } |
| |
| protected ImageDescriptor[] getImageDescriptors(Object element, |
| IPresentationContext context) throws CoreException { |
| if (context instanceof MemoryViewPresentationContext) |
| { |
| MemoryViewPresentationContext tableRenderingContext = (MemoryViewPresentationContext)context; |
| if (tableRenderingContext.getRendering() != null && tableRenderingContext.getRendering() instanceof AbstractAsyncTableRendering) |
| { |
| AbstractAsyncTableRendering tableRendering = (AbstractAsyncTableRendering)tableRenderingContext.getRendering(); |
| int numColumns = tableRendering.getAddressableUnitPerLine() / tableRendering.getAddressableUnitPerColumn(); |
| |
| ImageDescriptor[] images = new ImageDescriptor[numColumns+2]; |
| |
| for (int i=0; i<=numColumns; i++) |
| { |
| images[i] = getColumnImageDescriptor(element, i, tableRendering); |
| } |
| |
| images[images.length - 1 ] = null; |
| return images; |
| } |
| } |
| return new ImageDescriptor[0]; |
| } |
| |
| private ImageDescriptor getColumnImageDescriptor(Object element, int columnIndex, AbstractAsyncTableRendering tableRendering) |
| { |
| if (columnIndex == 0) |
| return DebugPluginImages.getImageDescriptor(IInternalDebugUIConstants.IMG_OBJECT_MEMORY); |
| |
| if (element instanceof MemorySegment) |
| { |
| MemorySegment segment = (MemorySegment)element; |
| if (segment.getBytes().length != tableRendering.getBytesPerLine()) |
| return null; |
| |
| ILabelProvider labelProvider = (ILabelProvider)tableRendering.getAdapter(ILabelProvider.class); |
| if (labelProvider != null && columnIndex > 0) |
| { |
| MemoryRenderingElement renderingElement = getMemoryRenderingElement(element, columnIndex, tableRendering); |
| if (renderingElement != null) { |
| Image image = labelProvider.getImage(renderingElement); |
| if (image != null) |
| { |
| return DebugElementHelper.getImageDescriptor(image); |
| } |
| } |
| } |
| |
| int start = (columnIndex-1)*tableRendering.getBytesPerColumn(); |
| |
| MemoryByte[] bytes = ((MemorySegment)element).getBytes(start, tableRendering.getBytesPerColumn()); |
| boolean allKnown = true; |
| boolean unchanged = true; |
| for (int i=0; i<bytes.length; i++) |
| { |
| if (!bytes[i].isHistoryKnown()) |
| allKnown = false; |
| |
| if (bytes[i].isChanged()) |
| unchanged = false; |
| } |
| |
| if (allKnown) |
| { |
| // mark changed elements with changed icon |
| if (!unchanged) |
| return DebugPluginImages.getImageDescriptor(IInternalDebugUIConstants.IMG_OBJECT_MEMORY_CHANGED); |
| |
| } |
| } |
| return DebugPluginImages.getImageDescriptor(IInternalDebugUIConstants.IMG_OBJECT_MEMORY); |
| } |
| |
| protected FontData[] getFontDatas(Object element, |
| IPresentationContext context) throws CoreException { |
| if (context instanceof MemoryViewPresentationContext) |
| { |
| MemoryViewPresentationContext tableRenderingContext = (MemoryViewPresentationContext)context; |
| if (tableRenderingContext.getRendering() != null && tableRenderingContext.getRendering() instanceof AbstractAsyncTableRendering) |
| { |
| AbstractAsyncTableRendering tableRendering = (AbstractAsyncTableRendering)tableRenderingContext.getRendering(); |
| int numColumns = tableRendering.getAddressableUnitPerLine() / tableRendering.getAddressableUnitPerColumn(); |
| |
| FontData[] fontData = new FontData[numColumns+2]; |
| |
| for (int i=0; i<fontData.length-1; i++) |
| { |
| fontData[i] = getColumnFontData(element, i, tableRendering); |
| } |
| return fontData; |
| } |
| } |
| |
| return new FontData[0]; |
| } |
| |
| private FontData getColumnFontData(Object element, int columnIndex, AbstractAsyncTableRendering tableRendering) |
| { |
| if (element instanceof MemorySegment) |
| { |
| MemorySegment segment = (MemorySegment)element; |
| if (segment.getBytes().length != tableRendering.getBytesPerLine()) |
| return null; |
| |
| IFontProvider fontProvider = (IFontProvider)tableRendering.getAdapter(IFontProvider.class); |
| if (fontProvider != null && columnIndex > 0) |
| { |
| MemoryRenderingElement renderingElement = getMemoryRenderingElement(element, columnIndex, tableRendering); |
| if (renderingElement != null) { |
| Font font = fontProvider.getFont(renderingElement); |
| if (font != null) |
| return font.getFontData()[0]; |
| } |
| } |
| } |
| return null; |
| } |
| |
| protected RGB[] getForegrounds(Object element, IPresentationContext context) |
| throws CoreException { |
| |
| if (context instanceof MemoryViewPresentationContext) |
| { |
| MemoryViewPresentationContext tableRenderingContext = (MemoryViewPresentationContext)context; |
| if (tableRenderingContext.getRendering() != null && tableRenderingContext.getRendering() instanceof AbstractAsyncTableRendering) |
| { |
| AbstractAsyncTableRendering tableRendering = (AbstractAsyncTableRendering)tableRenderingContext.getRendering(); |
| int numColumns = tableRendering.getAddressableUnitPerLine() / tableRendering.getAddressableUnitPerColumn(); |
| |
| RGB[] colors = new RGB[numColumns+2]; |
| |
| for (int i=0; i<colors.length-1; i++) |
| { |
| colors[i] = getColumnForeground(element, i, tableRendering); |
| } |
| |
| colors[colors.length-1] = null; |
| |
| return colors; |
| } |
| } |
| |
| return new RGB[0]; |
| } |
| |
| private RGB getColumnBackground(Object element, int columnIndex, AbstractAsyncTableRendering tableRendering) |
| { |
| if (columnIndex == 0) |
| return null; |
| |
| if (element instanceof MemorySegment) |
| { |
| MemorySegment segment = (MemorySegment)element; |
| if (segment.getBytes().length != tableRendering.getBytesPerLine()) |
| return null; |
| |
| IColorProvider colorProvider = (IColorProvider)tableRendering.getAdapter(IColorProvider.class); |
| if (colorProvider != null && columnIndex > 0) |
| { |
| MemoryRenderingElement renderingElement = getMemoryRenderingElement(element, columnIndex, tableRendering); |
| if (renderingElement != null) { |
| Color color = colorProvider.getBackground(renderingElement); |
| if (color != null) |
| return color.getRGB(); |
| } |
| } |
| } |
| return null; |
| } |
| |
| private RGB getColumnForeground(Object element, int columnIndex, AbstractAsyncTableRendering tableRendering) |
| { |
| if (columnIndex == 0) |
| return null; |
| |
| if (element instanceof MemorySegment) |
| { |
| MemorySegment segment = (MemorySegment)element; |
| if (segment.getBytes().length != tableRendering.getBytesPerLine()) |
| return null; |
| |
| IColorProvider colorProvider = (IColorProvider)tableRendering.getAdapter(IColorProvider.class); |
| if (colorProvider != null && columnIndex > 0) |
| { |
| MemoryRenderingElement renderingElement = getMemoryRenderingElement(element, columnIndex, tableRendering); |
| if (renderingElement != null) { |
| Color color = colorProvider.getForeground(renderingElement); |
| if (color != null) |
| return color.getRGB(); |
| } |
| } |
| |
| int start = (columnIndex-1)*tableRendering.getBytesPerColumn(); |
| MemoryByte[] bytes = segment.getBytes(start, tableRendering.getBytesPerColumn()); |
| boolean allKnown = true; |
| boolean unchanged = true; |
| for (int i=0; i<bytes.length; i++) |
| { |
| if (!bytes[i].isHistoryKnown()) |
| allKnown = false; |
| |
| if (bytes[i].isChanged()) |
| unchanged = false; |
| } |
| |
| if (allKnown) |
| { |
| // mark changed elements in changed color |
| if (!unchanged) |
| return DebugUIPlugin.getPreferenceColor(IDebugUIConstants.PREF_CHANGED_DEBUG_ELEMENT_COLOR).getRGB(); |
| |
| return DebugUIPlugin.getPreferenceColor(IDebugUIConstants.PREF_MEMORY_HISTORY_KNOWN_COLOR).getRGB(); |
| } |
| |
| return DebugUIPlugin.getPreferenceColor(IDebugUIConstants.PREF_MEMORY_HISTORY_UNKNOWN_COLOR).getRGB(); |
| |
| } |
| return null; |
| } |
| |
| protected RGB[] getBackgrounds(Object element, IPresentationContext context) |
| throws CoreException { |
| |
| if (context instanceof MemoryViewPresentationContext) |
| { |
| MemoryViewPresentationContext tableRenderingContext = (MemoryViewPresentationContext)context; |
| if (tableRenderingContext.getRendering() != null && tableRenderingContext.getRendering() instanceof AbstractAsyncTableRendering) |
| { |
| AbstractAsyncTableRendering tableRendering = (AbstractAsyncTableRendering)tableRenderingContext.getRendering(); |
| int numColumns = tableRendering.getAddressableUnitPerLine() / tableRendering.getAddressableUnitPerColumn(); |
| |
| RGB[] colors = new RGB[numColumns+2]; |
| |
| for (int i=0; i<colors.length-1; i++) |
| { |
| colors[i] = getColumnBackground(element, i, tableRendering); |
| } |
| |
| colors[colors.length-1] = null; |
| |
| return colors; |
| } |
| } |
| |
| return new RGB[0]; |
| } |
| |
| /** |
| * Returns a memory rendering element corresponding to the given element |
| * or <code>null</code> if none. |
| * |
| * @param element element to be rendered |
| * @param columnIndex column index at which to render |
| * @return memory rendering element or <code>null</code> |
| */ |
| private MemoryRenderingElement getMemoryRenderingElement(Object element, int columnIndex, AbstractBaseTableRendering rendering) { |
| if (element instanceof MemorySegment) { |
| MemorySegment line = (MemorySegment) element; |
| BigInteger address = line.getAddress(); |
| int offset = (columnIndex - 1) * rendering.getBytesPerColumn(); |
| if (offset < rendering.getBytesPerLine() && (offset + rendering.getBytesPerColumn()) <= rendering.getBytesPerLine()) { |
| return getMemoryRenderingElement(line, address, offset, rendering); |
| } |
| } |
| return null; |
| } |
| |
| private MemoryRenderingElement getMemoryRenderingElement(MemorySegment line, BigInteger lineAddress, int offset, AbstractBaseTableRendering rendering) { |
| BigInteger cellAddress = lineAddress.add(BigInteger.valueOf(offset)); |
| MemoryByte[] bytes = line.getBytes(offset, rendering.getBytesPerColumn()); |
| // make a copy to ensure that the memory bytes are not overwritten |
| // by clients |
| MemoryByte[] copy = new MemoryByte[bytes.length]; |
| System.arraycopy(bytes, 0, copy, 0, bytes.length); |
| MemoryRenderingElement renderingElement = new MemoryRenderingElement( |
| rendering, cellAddress, copy); |
| return renderingElement; |
| } |
| |
| } |
