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/**********************************************************************
* Copyright (c) 2004 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* QNX Software Systems - Initial API and implementation
***********************************************************************/
package org.eclipse.cdt.debug.internal.ui.views.memory;
import org.eclipse.cdt.debug.core.ICMemoryManager;
import org.eclipse.cdt.debug.core.model.IFormattedMemoryBlock;
import org.eclipse.cdt.debug.internal.ui.ICDebugHelpContextIds;
import org.eclipse.cdt.debug.internal.ui.actions.AutoRefreshMemoryAction;
import org.eclipse.cdt.debug.internal.ui.actions.ClearMemoryAction;
import org.eclipse.cdt.debug.internal.ui.actions.MemoryActionSelectionGroup;
import org.eclipse.cdt.debug.internal.ui.actions.MemoryFormatAction;
import org.eclipse.cdt.debug.internal.ui.actions.MemoryNumberOfColumnAction;
import org.eclipse.cdt.debug.internal.ui.actions.MemorySizeAction;
import org.eclipse.cdt.debug.internal.ui.actions.RefreshMemoryAction;
import org.eclipse.cdt.debug.internal.ui.actions.ShowAsciiAction;
import org.eclipse.cdt.debug.internal.ui.preferences.ICDebugPreferenceConstants;
import org.eclipse.cdt.debug.internal.ui.views.AbstractDebugEventHandler;
import org.eclipse.cdt.debug.internal.ui.views.AbstractDebugEventHandlerView;
import org.eclipse.cdt.debug.internal.ui.views.IDebugExceptionHandler;
import org.eclipse.cdt.debug.ui.CDebugUIPlugin;
import org.eclipse.cdt.debug.ui.ICDebugUIConstants;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.core.model.IDebugElement;
import org.eclipse.debug.ui.IDebugModelPresentation;
import org.eclipse.debug.ui.IDebugUIConstants;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.jface.action.MenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.jface.text.ITextOperationTarget;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.jface.viewers.IContentProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.custom.CTabItem;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.texteditor.ITextEditorActionConstants;
import org.eclipse.ui.texteditor.IUpdate;
/**
* This view shows the content of the memory blocks associated with the selected debug target.
*/
public class MemoryView extends AbstractDebugEventHandlerView implements ISelectionListener, IPropertyChangeListener, IDebugExceptionHandler {
private IDebugModelPresentation fModelPresentation = null;
private MemoryActionSelectionGroup fMemoryFormatGroup = null;
private MemoryActionSelectionGroup fMemorySizeGroup = null;
private MemoryActionSelectionGroup fMemoryNumberOfColumnsGroup = null;
/*
* (non-Javadoc)
*
* @see org.eclipse.debug.ui.AbstractDebugView#createViewer(Composite)
*/
protected Viewer createViewer( Composite parent ) {
CDebugUIPlugin.getDefault().getPreferenceStore().addPropertyChangeListener( this );
final MemoryViewer viewer = new MemoryViewer( parent, this );
viewer.setContentProvider( createContentProvider() );
viewer.setLabelProvider( getModelPresentation() );
getSite().getPage().addSelectionListener( IDebugUIConstants.ID_DEBUG_VIEW, this );
setEventHandler( createEventHandler( viewer ) );
return viewer;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.debug.ui.AbstractDebugView#createActions()
*/
protected void createActions() {
IAction action = null;
action = new MemoryViewAction( this, ITextOperationTarget.CUT );
String cutStr = MemoryViewMessages.getString( "MemoryView.0" ); //$NON-NLS-1$
action.setText( cutStr );
action.setToolTipText( cutStr );
action.setDescription( cutStr );
setGlobalAction( ITextEditorActionConstants.CUT, (MemoryViewAction)action );
action = new MemoryViewAction( this, ITextOperationTarget.COPY );
String copyStr = MemoryViewMessages.getString( "MemoryView.1" ); //$NON-NLS-1$
action.setText( copyStr );
action.setToolTipText( copyStr );
action.setDescription( copyStr );
setGlobalAction( ITextEditorActionConstants.COPY, (MemoryViewAction)action );
action = new MemoryViewAction( this, ITextOperationTarget.PASTE );
String pasteStr = MemoryViewMessages.getString( "MemoryView.2" ); //$NON-NLS-1$
action.setText( pasteStr );
action.setToolTipText( pasteStr );
action.setDescription( pasteStr );
setGlobalAction( ITextEditorActionConstants.PASTE, (MemoryViewAction)action );
action = new MemoryViewAction( this, ITextOperationTarget.SELECT_ALL );
String selectAllStr = MemoryViewMessages.getString( "MemoryView.3" ); //$NON-NLS-1$
action.setText( selectAllStr );
action.setToolTipText( selectAllStr );
action.setDescription( selectAllStr );
setGlobalAction( ITextEditorActionConstants.SELECT_ALL, (MemoryViewAction)action );
action = new RefreshMemoryAction( (MemoryViewer)getViewer() );
action.setEnabled( false );
setAction( "RefreshMemory", action ); //$NON-NLS-1$
add( (RefreshMemoryAction)action );
action = new AutoRefreshMemoryAction( (MemoryViewer)getViewer() );
action.setEnabled( false );
action.setChecked( CDebugUIPlugin.getDefault().getPreferenceStore().getBoolean( ICDebugPreferenceConstants.PREF_MEMORY_AUTO_REFRESH ) );
setAction( "AutoRefreshMemory", action ); //$NON-NLS-1$
add( (AutoRefreshMemoryAction)action );
action = new ClearMemoryAction( (MemoryViewer)getViewer() );
action.setEnabled( false );
setAction( "ClearMemory", action ); //$NON-NLS-1$
add( (ClearMemoryAction)action );
action = new ShowAsciiAction( (MemoryViewer)getViewer() );
action.setEnabled( false );
action.setChecked( CDebugUIPlugin.getDefault().getPreferenceStore().getBoolean( ICDebugPreferenceConstants.PREF_MEMORY_SHOW_ASCII ) );
setAction( "ShowAscii", action ); //$NON-NLS-1$
add( (ShowAsciiAction)action );
fMemoryFormatGroup = new MemoryActionSelectionGroup();
createFormatActionGroup( fMemoryFormatGroup );
fMemorySizeGroup = new MemoryActionSelectionGroup();
createSizeActionGroup( fMemorySizeGroup );
fMemoryNumberOfColumnsGroup = new MemoryActionSelectionGroup();
createNumberOfColumnsActionGroup( fMemoryNumberOfColumnsGroup );
// set initial content here, as viewer has to be set
setInitialContent();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.debug.ui.AbstractDebugView#getHelpContextId()
*/
protected String getHelpContextId() {
return ICDebugHelpContextIds.MEMORY_VIEW;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.debug.ui.AbstractDebugView#fillContextMenu(IMenuManager)
*/
protected void fillContextMenu( IMenuManager menu ) {
menu.add( new Separator( ICDebugUIConstants.EMPTY_MEMORY_GROUP ) );
menu.add( new Separator( ICDebugUIConstants.MEMORY_GROUP ) );
menu.add( new Separator( ICDebugUIConstants.EMPTY_FORMAT_GROUP ) );
menu.add( new Separator( ICDebugUIConstants.FORMAT_GROUP ) );
menu.add( new Separator( IDebugUIConstants.EMPTY_RENDER_GROUP ) );
menu.add( new Separator( IDebugUIConstants.RENDER_GROUP ) );
menu.add( new Separator( IWorkbenchActionConstants.MB_ADDITIONS ) );
menu.appendToGroup( ICDebugUIConstants.MEMORY_GROUP, getAction( "AutoRefreshMemory" ) ); //$NON-NLS-1$
menu.appendToGroup( ICDebugUIConstants.MEMORY_GROUP, getAction( "RefreshMemory" ) ); //$NON-NLS-1$
menu.appendToGroup( ICDebugUIConstants.MEMORY_GROUP, getAction( "ClearMemory" ) ); //$NON-NLS-1$
MenuManager subMenu = new MenuManager( MemoryViewMessages.getString( "MemoryView.4" ) ); //$NON-NLS-1$
{
IAction[] actions = fMemoryFormatGroup.getActions();
for( int i = 0; i < actions.length; ++i ) {
subMenu.add( actions[i] );
}
}
menu.appendToGroup( ICDebugUIConstants.FORMAT_GROUP, subMenu );
subMenu = new MenuManager( MemoryViewMessages.getString( "MemoryView.5" ) ); //$NON-NLS-1$
{
IAction[] actions = fMemorySizeGroup.getActions();
for( int i = 0; i < actions.length; ++i ) {
subMenu.add( actions[i] );
}
}
menu.appendToGroup( ICDebugUIConstants.FORMAT_GROUP, subMenu );
subMenu = new MenuManager( MemoryViewMessages.getString( "MemoryView.6" ) ); //$NON-NLS-1$
{
IAction[] actions = fMemoryNumberOfColumnsGroup.getActions();
for( int i = 0; i < actions.length; ++i ) {
subMenu.add( actions[i] );
}
}
menu.appendToGroup( ICDebugUIConstants.FORMAT_GROUP, subMenu );
menu.appendToGroup( IDebugUIConstants.RENDER_GROUP, getAction( "ShowAscii" ) ); //$NON-NLS-1$
}
/*
* (non-Javadoc)
*
* @see org.eclipse.debug.ui.AbstractDebugView#configureToolBar(IToolBarManager)
*/
protected void configureToolBar( IToolBarManager tbm ) {
tbm.add( new Separator( this.getClass().getName() ) );
tbm.add( new Separator( ICDebugUIConstants.MEMORY_GROUP ) );
tbm.add( getAction( "AutoRefreshMemory" ) ); //$NON-NLS-1$
tbm.add( getAction( "RefreshMemory" ) ); //$NON-NLS-1$
tbm.add( getAction( "ClearMemory" ) ); //$NON-NLS-1$
tbm.add( new Separator( IDebugUIConstants.RENDER_GROUP ) );
tbm.add( getAction( "ShowAscii" ) ); //$NON-NLS-1$
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ui.ISelectionListener#selectionChanged(IWorkbenchPart, ISelection)
*/
public void selectionChanged( IWorkbenchPart part, ISelection selection ) {
if ( selection instanceof IStructuredSelection ) {
setViewerInput( (IStructuredSelection)selection );
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(PropertyChangeEvent)
*/
public void propertyChange( PropertyChangeEvent event ) {
((MemoryViewer)getViewer()).propertyChange( event );
}
/*
* (non-Javadoc)
*
* @see org.eclipse.cdt.debug.internal.ui.views.IDebugExceptionHandler#handleException(DebugException)
*/
public void handleException( DebugException e ) {
}
/**
* Remove myself as a selection listener and preference change listener.
*
* @see IWorkbenchPart#dispose()
*/
public void dispose() {
removeActionGroup( fMemoryFormatGroup );
fMemoryFormatGroup.dispose();
removeActionGroup( fMemorySizeGroup );
fMemorySizeGroup.dispose();
removeActionGroup( fMemoryNumberOfColumnsGroup );
fMemoryNumberOfColumnsGroup.dispose();
remove( (ShowAsciiAction)getAction( "ShowAscii" ) ); //$NON-NLS-1$
remove( (ClearMemoryAction)getAction( "ClearMemory" ) ); //$NON-NLS-1$
remove( (RefreshMemoryAction)getAction( "RefreshMemory" ) ); //$NON-NLS-1$
remove( (AutoRefreshMemoryAction)getAction( "AutoRefreshMemory" ) ); //$NON-NLS-1$
getSite().getPage().removeSelectionListener( IDebugUIConstants.ID_DEBUG_VIEW, this );
CDebugUIPlugin.getDefault().getPreferenceStore().removePropertyChangeListener( this );
((MemoryViewer)getViewer()).dispose();
super.dispose();
}
protected void setViewerInput( IStructuredSelection ssel ) {
ICMemoryManager mm = null;
if ( ssel != null && ssel.size() == 1 ) {
Object input = ssel.getFirstElement();
if ( input instanceof IDebugElement ) {
mm = (ICMemoryManager)((IDebugElement)input).getDebugTarget().getAdapter( ICMemoryManager.class );
}
}
Object current = getViewer().getInput();
if ( current != null && current.equals( mm ) ) {
return;
}
showViewer();
getViewer().setInput( mm );
updateObjects();
}
private IContentProvider createContentProvider() {
return new MemoryViewContentProvider();
}
private IDebugModelPresentation getModelPresentation() {
if ( fModelPresentation == null ) {
fModelPresentation = CDebugUIPlugin.getDebugModelPresentation();
}
return fModelPresentation;
}
/**
* Creates this view's event handler.
*
* @param viewer
* the viewer associated with this view
* @return an event handler
*/
protected AbstractDebugEventHandler createEventHandler( Viewer viewer ) {
return new MemoryViewEventHandler( this );
}
/**
* Initializes the viewer input on creation
*/
protected void setInitialContent() {
ISelection selection = getSite().getPage().getSelection( IDebugUIConstants.ID_DEBUG_VIEW );
if ( selection instanceof IStructuredSelection && !selection.isEmpty() ) {
setViewerInput( (IStructuredSelection)selection );
}
else {
setViewerInput( null );
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.debug.ui.AbstractDebugView#createContextMenu(Control)
*/
protected void createContextMenu( Control menuControl ) {
CTabItem[] items = ((MemoryViewer)getViewer()).getTabFolder().getItems();
for( int i = 0; i < items.length; ++i ) {
super.createContextMenu( ((MemoryControlArea)items[i].getControl()).getMemoryText().getControl() );
}
}
private void createFormatActionGroup( MemoryActionSelectionGroup group ) {
int[] formats = new int[]{ IFormattedMemoryBlock.MEMORY_FORMAT_HEX, IFormattedMemoryBlock.MEMORY_FORMAT_SIGNED_DECIMAL, IFormattedMemoryBlock.MEMORY_FORMAT_UNSIGNED_DECIMAL };
for( int i = 0; i < formats.length; ++i ) {
MemoryFormatAction action = new MemoryFormatAction( group, (MemoryViewer)getViewer(), formats[i] );
action.setEnabled( false );
setAction( action.getActionId(), action ); //$NON-NLS-1$
add( action );
group.addAction( action );
}
}
private void createSizeActionGroup( MemoryActionSelectionGroup group ) {
int[] ids = new int[]{ IFormattedMemoryBlock.MEMORY_SIZE_BYTE, IFormattedMemoryBlock.MEMORY_SIZE_HALF_WORD, IFormattedMemoryBlock.MEMORY_SIZE_WORD, IFormattedMemoryBlock.MEMORY_SIZE_DOUBLE_WORD };
for( int i = 0; i < ids.length; ++i ) {
MemorySizeAction action = new MemorySizeAction( group, (MemoryViewer)getViewer(), ids[i] );
action.setEnabled( false );
setAction( action.getActionId(), action ); //$NON-NLS-1$
add( action );
group.addAction( action );
}
}
private void createNumberOfColumnsActionGroup( MemoryActionSelectionGroup group ) {
int[] nocs = new int[]{ IFormattedMemoryBlock.MEMORY_NUMBER_OF_COLUMNS_1, IFormattedMemoryBlock.MEMORY_NUMBER_OF_COLUMNS_2, IFormattedMemoryBlock.MEMORY_NUMBER_OF_COLUMNS_4, IFormattedMemoryBlock.MEMORY_NUMBER_OF_COLUMNS_8, IFormattedMemoryBlock.MEMORY_NUMBER_OF_COLUMNS_16 };
for( int i = 0; i < nocs.length; ++i ) {
MemoryNumberOfColumnAction action = new MemoryNumberOfColumnAction( group, (MemoryViewer)getViewer(), nocs[i] );
action.setEnabled( false );
setAction( action.getActionId(), action ); //$NON-NLS-1$
add( action );
group.addAction( action );
}
}
private void removeActionGroup( MemoryActionSelectionGroup group ) {
IAction[] actions = group.getActions();
for( int i = 0; i < actions.length; ++i ) {
remove( (IUpdate)actions[i] );
}
}
private void setGlobalAction( String actionId, MemoryViewAction action ) {
add( action );
getViewSite().getActionBars().setGlobalActionHandler( actionId, action );
}
/*
* (non-Javadoc)
*
* @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
*/
public Object getAdapter( Class adapter ) {
if ( ITextOperationTarget.class.equals( adapter ) ) {
return ((MemoryViewer)getViewer()).getTextOperationTarget();
}
return super.getAdapter( adapter );
}
}
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