diff options
Diffstat (limited to 'org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/pda/views/DataStackView.java')
-rw-r--r-- | org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/pda/views/DataStackView.java | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/pda/views/DataStackView.java b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/pda/views/DataStackView.java new file mode 100644 index 000000000..234fe30ec --- /dev/null +++ b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/pda/views/DataStackView.java @@ -0,0 +1,177 @@ +/******************************************************************************* + * Copyright (c) 2005, 2007 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 + * Bjorn Freeman-Benson - initial API and implementation + *******************************************************************************/ +package org.eclipse.debug.examples.ui.pda.views; + +import org.eclipse.core.runtime.IAdaptable; +import org.eclipse.debug.core.DebugException; +import org.eclipse.debug.core.model.IDebugElement; +import org.eclipse.debug.core.model.IDebugTarget; +import org.eclipse.debug.examples.core.pda.DebugCorePlugin; +import org.eclipse.debug.examples.core.pda.model.PDADebugTarget; +import org.eclipse.debug.ui.AbstractDebugView; +import org.eclipse.debug.ui.DebugUITools; +import org.eclipse.debug.ui.IDebugUIConstants; +import org.eclipse.jface.action.IMenuManager; +import org.eclipse.jface.action.IToolBarManager; +import org.eclipse.jface.action.Separator; +import org.eclipse.jface.viewers.ISelection; +import org.eclipse.jface.viewers.ITreeContentProvider; +import org.eclipse.jface.viewers.TreeViewer; +import org.eclipse.jface.viewers.Viewer; +import org.eclipse.swt.widgets.Composite; +import org.eclipse.ui.ISelectionListener; +import org.eclipse.ui.IWorkbenchActionConstants; +import org.eclipse.ui.IWorkbenchPart; + + +/** + * View of the PDA VM data stack + */ +public class DataStackView extends AbstractDebugView implements ISelectionListener { + + private PDADebugTarget fTarget; + private PopAction fPopAction; + private PushAction fPushAction; + + class StackViewContentProvider implements ITreeContentProvider { + + /* (non-Javadoc) + * @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object) + */ + public Object[] getChildren(Object parentElement) { + if (parentElement instanceof PDADebugTarget) { + try { + return ((PDADebugTarget)parentElement).getDataStack(); + } catch (DebugException e) { + } + } + return new Object[0]; + } + + /* (non-Javadoc) + * @see org.eclipse.jface.viewers.ITreeContentProvider#getParent(java.lang.Object) + */ + public Object getParent(Object element) { + if (element instanceof IDebugTarget) { + return null; + } else { + return ((IDebugElement)element).getDebugTarget(); + } + } + + /* (non-Javadoc) + * @see org.eclipse.jface.viewers.ITreeContentProvider#hasChildren(java.lang.Object) + */ + public boolean hasChildren(Object element) { + if (element instanceof IDebugElement) { + return getChildren(element).length > 0; + } + return false; + } + + /* (non-Javadoc) + * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object) + */ + public Object[] getElements(Object inputElement) { + return getChildren(inputElement); + } + + /* (non-Javadoc) + * @see org.eclipse.jface.viewers.IContentProvider#dispose() + */ + public void dispose() { + } + + /* (non-Javadoc) + * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object) + */ + public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { + } + + } + + /* (non-Javadoc) + * @see org.eclipse.debug.ui.AbstractDebugView#createViewer(org.eclipse.swt.widgets.Composite) + */ + protected Viewer createViewer(Composite parent) { + TreeViewer viewer = new TreeViewer(parent); + viewer.setLabelProvider(DebugUITools.newDebugModelPresentation()); + viewer.setContentProvider(new StackViewContentProvider()); + getSite().getWorkbenchWindow().getSelectionService().addSelectionListener(IDebugUIConstants.ID_DEBUG_VIEW, this); + getSite().setSelectionProvider(viewer); + return viewer; + } + /* (non-Javadoc) + * @see org.eclipse.debug.ui.AbstractDebugView#createActions() + */ + protected void createActions() { + fPopAction = new PopAction(this); + fPushAction = new PushAction(this); + } + /* (non-Javadoc) + * @see org.eclipse.debug.ui.AbstractDebugView#getHelpContextId() + */ + protected String getHelpContextId() { + return null; + } + /* (non-Javadoc) + * @see org.eclipse.debug.ui.AbstractDebugView#fillContextMenu(org.eclipse.jface.action.IMenuManager) + */ + protected void fillContextMenu(IMenuManager menu) { + menu.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS)); + menu.add(fPopAction); + menu.add(fPushAction); + } + /* (non-Javadoc) + * @see org.eclipse.debug.ui.AbstractDebugView#configureToolBar(org.eclipse.jface.action.IToolBarManager) + */ + protected void configureToolBar(IToolBarManager tbm) { + tbm.add(fPopAction); + tbm.add(fPushAction); + } + /* (non-Javadoc) + * @see org.eclipse.ui.IWorkbenchPart#dispose() + */ + public void dispose() { + getSite().getWorkbenchWindow().getSelectionService().removeSelectionListener(IDebugUIConstants.ID_DEBUG_VIEW, this); + super.dispose(); + } + /* (non-Javadoc) + * @see org.eclipse.ui.ISelectionListener#selectionChanged(org.eclipse.ui.IWorkbenchPart, org.eclipse.jface.viewers.ISelection) + */ + public void selectionChanged(IWorkbenchPart part, ISelection selection) { + update(); + } + + /** + * Updates the view for the selected target (if suspended) + */ + private synchronized void update() { + IAdaptable adaptable = DebugUITools.getDebugContext(); + fTarget = null; + if (adaptable != null) { + IDebugElement element = (IDebugElement) adaptable.getAdapter(IDebugElement.class); + if (element != null) { + if (element.getModelIdentifier().equals(DebugCorePlugin.ID_PDA_DEBUG_MODEL)) { + fTarget = (PDADebugTarget) element.getDebugTarget(); + } + } + } + Object input = null; + if (fTarget != null && fTarget.isSuspended()) { + input = fTarget; + } + getViewer().setInput(input); + fPushAction.setDebugTarget(fTarget); + getViewer().refresh(); + } +} |