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Code Issues Wiki Activity

Bugzilla 199662.

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This commit is contained in:
Randy Rohrbach 2007-08-12 03:57:50 +00:00
parent 1c13dd4b56
commit 8a30df00b7
2 changed files with 102 additions and 4 deletions
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98
plugins/org.eclipse.dd.dsf.debug.ui/src/org/eclipse/dd/dsf/debug/ui/viewmodel/update/actions/RefreshActionDelegate.java
View file

@ -11,24 +11,118 @@
package org.eclipse.dd.dsf.debug.ui.viewmodel.update.actions;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.dd.dsf.ui.viewmodel.IVMAdapter;
import org.eclipse.dd.dsf.ui.viewmodel.IVMProvider;
import org.eclipse.dd.dsf.ui.viewmodel.dm.AbstractDMVMProviderWithCache;
import org.eclipse.dd.dsf.ui.viewmodel.update.VMCacheManager;
import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext;
import org.eclipse.debug.internal.ui.viewers.model.provisional.TreeModelViewer;
import org.eclipse.debug.ui.AbstractDebugView;
import org.eclipse.debug.ui.DebugUITools;
import org.eclipse.debug.ui.contexts.DebugContextEvent;
import org.eclipse.debug.ui.contexts.IDebugContextListener;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.ui.IViewActionDelegate;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IViewSite;
@SuppressWarnings("restriction")
public class RefreshActionDelegate implements IViewActionDelegate {
public class RefreshActionDelegate implements IViewActionDelegate, IDebugContextListener {
protected IViewPart fView;
protected IViewPart fView = null;
private Object fViewInput = null;
public void init(IViewPart view) {
/*
* Save the view information for later reference and data retrieval.
*/
fView = view;
/*
* Get the current selection from the DebugView so we can determine if we want this menu action to be live or not.
*/
IViewSite site = (IViewSite) view.getSite();
String combinedViewId = site.getId() + (site.getSecondaryId() != null ? (":" + site.getSecondaryId()) : ""); //$NON-NLS-1$ //$NON-NLS-2$
DebugUITools.getDebugContextManager().getContextService(view.getSite().getWorkbenchWindow()).addPostDebugContextListener(this, combinedViewId);
ISelection sel = DebugUITools.getDebugContextManager().getContextService(view.getSite().getWorkbenchWindow()).getActiveContext();
if ( sel instanceof IStructuredSelection ) {
/*
* Save the view selection as well so we can later determine if we want our action to be valid or not.
*/
fViewInput = ( (IStructuredSelection) sel ).getFirstElement();
}
}
/*
* (non-Javadoc)
* @see org.eclipse.debug.ui.contexts.IDebugContextListener#debugContextChanged(org.eclipse.debug.ui.contexts.DebugContextEvent)
*/
public void debugContextChanged(DebugContextEvent event) {
/*
* This handler is called whenever a selection in the debug view is changed. So here is
* where we will know when we need to reenable the menu actions.
*/
ISelection sel = event.getContext();
if (sel instanceof IStructuredSelection) {
fViewInput = ((IStructuredSelection)sel).getFirstElement();
}
}
public void run(IAction action) {
/*
* Make sure we have a valid set of information. Otherwise we cannot go forward.
*/
if ( fView instanceof AbstractDebugView && fViewInput != null )
{
Viewer viewer = ( (AbstractDebugView) fView).getViewer();
/*
* Now we need to make sure this is one of the Flexible Hierarchy viewws.
*/
if ( viewer instanceof TreeModelViewer ) {
/*
* Get the presentation context and see if there is a numeric property there. If so then this
* is a view implementation which supports changing the format.
*/
TreeModelViewer treeViewer = (TreeModelViewer) viewer;
IPresentationContext context = treeViewer.getPresentationContext();
/*
* Now go tell the view to update. We do so by finding the VM provider for this view
* and telling it to redraw the entire view.
*/
if (fViewInput instanceof IAdaptable) {
IVMAdapter adapter = (IVMAdapter) ((IAdaptable)fViewInput).getAdapter(IVMAdapter.class);
if ( adapter != null ) {
IVMProvider provider = adapter.getVMProvider(context);
if ( provider != null ) {
if ( provider instanceof AbstractDMVMProviderWithCache ) {
AbstractDMVMProviderWithCache prov = (AbstractDMVMProviderWithCache) provider;
prov.flush();
return;
}
}
}
}
}
}
/*
* As a fallback we will flush the cache without involving the provider if it for some
* reason does not measure up.
*/
VMCacheManager.getVMCacheManager().flush(getContext());
}

4
plugins/org.eclipse.dd.dsf.ui/src/org/eclipse/dd/dsf/ui/viewmodel/dm/AbstractDMVMProviderWithCache.java
View file

@ -46,6 +46,10 @@ public abstract class AbstractDMVMProviderWithCache extends AbstractDMVMProvider
VMCacheManager.getVMCacheManager().addCacheListener(getPresentationContext(), this);
}
public void flush() {
VMCacheManager.getVMCacheManager().flush(getPresentationContext());
}
@Override
public void update(IHasChildrenUpdate[] updates) {
super.update(VMCacheManager.getVMCacheManager().getCache(getPresentationContext()).update(updates));