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/*******************************************************************************
* Copyright (c) 2005, 2006 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.internal.ui.views.memory;
import org.eclipse.debug.core.model.IMemoryBlock;
import org.eclipse.debug.internal.ui.DebugUIPlugin;
import org.eclipse.debug.ui.IDebugUIConstants;
import org.eclipse.debug.ui.memory.IMemoryRendering;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
/**
* Action for opening a new memory view.
*/
public class NewMemoryViewAction implements IViewActionDelegate {
private MemoryView fView;
@Override
public void init(IViewPart view) {
if (view instanceof MemoryView)
fView = (MemoryView) view;
}
@Override
public void run(IAction action) {
String secondaryId = MemoryViewIdRegistry.getUniqueSecondaryId(IDebugUIConstants.ID_MEMORY_VIEW);
try {
IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
IViewPart newView = page.showView(IDebugUIConstants.ID_MEMORY_VIEW, secondaryId, IWorkbenchPage.VIEW_ACTIVATE);
// set initial selection for new view
setInitialSelection(newView);
setInitialViewSettings(newView);
} catch (PartInitException e) {
// if view cannot be opened, open error
DebugUIPlugin.log(e);
}
}
private void setInitialSelection(IViewPart newView) {
ISelection selection = fView.getSite().getSelectionProvider().getSelection();
if (selection instanceof IStructuredSelection) {
IStructuredSelection strucSel = (IStructuredSelection) selection;
// return if current selection is empty
if (strucSel.isEmpty())
return;
Object obj = strucSel.getFirstElement();
if (obj == null)
return;
if (obj instanceof IMemoryRendering) {
IMemoryBlock memBlock = ((IMemoryRendering) obj).getMemoryBlock();
strucSel = new StructuredSelection(memBlock);
newView.getSite().getSelectionProvider().setSelection(strucSel);
} else if (obj instanceof IMemoryBlock) {
newView.getSite().getSelectionProvider().setSelection(strucSel);
}
}
}
private void setInitialViewSettings(IViewPart newView) {
if (fView != null && newView instanceof MemoryView) {
MemoryView newMView = (MemoryView) newView;
IMemoryViewPane[] viewPanes = fView.getViewPanes();
int orientation = fView.getViewPanesOrientation();
for (IMemoryViewPane viewPane : viewPanes) {
// copy view pane visibility
newMView.showViewPane(fView.isViewPaneVisible(viewPane.getId()), viewPane.getId());
}
// do not want to copy renderings as it could be very expensive
// create a blank view and let user creates renderings as needed
// set orientation of new view
newMView.setViewPanesOrientation(orientation);
}
}
@Override
public void selectionChanged(IAction action, ISelection selection) {
}
}
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