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package org.eclipse.debug.internal.ui.views.launch; |
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package org.eclipse.debug.internal.ui.views.launch; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.Iterator; |
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import org.eclipse.core.runtime.IAdaptable; |
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import org.eclipse.core.runtime.IAdaptable; |
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Lines 75-82
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import org.eclipse.jface.viewers.ISelection; |
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import org.eclipse.jface.viewers.ISelection; |
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import org.eclipse.jface.viewers.ISelectionChangedListener; |
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import org.eclipse.jface.viewers.ISelectionChangedListener; |
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import org.eclipse.jface.viewers.IStructuredSelection; |
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import org.eclipse.jface.viewers.IStructuredSelection; |
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import org.eclipse.jface.viewers.ITreeSelection; |
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import org.eclipse.jface.viewers.SelectionChangedEvent; |
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import org.eclipse.jface.viewers.SelectionChangedEvent; |
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import org.eclipse.jface.viewers.StructuredViewer; |
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import org.eclipse.jface.viewers.StructuredViewer; |
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import org.eclipse.jface.viewers.TreePath; |
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import org.eclipse.jface.viewers.TreeSelection; |
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import org.eclipse.jface.viewers.TreeSelection; |
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import org.eclipse.jface.viewers.Viewer; |
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import org.eclipse.jface.viewers.Viewer; |
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import org.eclipse.swt.SWT; |
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import org.eclipse.swt.SWT; |
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Lines 155-171
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class Visitor implements IModelDeltaVisitor { |
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class Visitor implements IModelDeltaVisitor { |
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public boolean visit(IModelDelta delta, int depth) { |
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public boolean visit(IModelDelta delta, int depth) { |
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Object element = delta.getElement(); |
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if ((delta.getFlags() & (IModelDelta.STATE | IModelDelta.CONTENT)) > 0) { |
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if ((delta.getFlags() & (IModelDelta.STATE | IModelDelta.CONTENT)) > 0) { |
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// state and/or content change |
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// state and/or content change |
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if ((delta.getFlags() & IModelDelta.SELECT) == 0) { |
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if ((delta.getFlags() & IModelDelta.SELECT) == 0) { |
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// no select flag |
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// no select flag |
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if ((delta.getFlags() & IModelDelta.CONTENT) > 0) { |
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if ((delta.getFlags() & IModelDelta.CONTENT) > 0) { |
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// content has changed without select >> possible re-activation |
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// content has changed without select >> possible re-activation |
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possibleChange(element, DebugContextEvent.ACTIVATED); |
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possibleChange(getViewerTreePath(delta), DebugContextEvent.ACTIVATED); |
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} else if ((delta.getFlags() & IModelDelta.STATE) > 0) { |
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} else if ((delta.getFlags() & IModelDelta.STATE) > 0) { |
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// state has changed without select >> possible state change of active context |
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// state has changed without select >> possible state change of active context |
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possibleChange(element, DebugContextEvent.STATE); |
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possibleChange(getViewerTreePath(delta), DebugContextEvent.STATE); |
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} |
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} |
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} |
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} |
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} |
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} |
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Lines 173-178
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} |
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} |
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} |
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} |
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/** |
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* Returns a tree path for the node, *not* including the root element. |
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* |
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* @param node |
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* model delta |
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* @return corresponding tree path |
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*/ |
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private TreePath getViewerTreePath(IModelDelta node) { |
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ArrayList list = new ArrayList(); |
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IModelDelta parentDelta = node.getParentDelta(); |
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while (parentDelta != null) { |
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list.add(0, node.getElement()); |
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node = parentDelta; |
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parentDelta = node.getParentDelta(); |
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} |
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return new TreePath(list.toArray()); |
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} |
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public ContextProvider(TreeModelViewer viewer) { |
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public ContextProvider(TreeModelViewer viewer) { |
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super(LaunchView.this); |
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super(LaunchView.this); |
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fViewer = viewer; |
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fViewer = viewer; |
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Lines 198-215
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fire(new DebugContextEvent(this, selection, DebugContextEvent.ACTIVATED)); |
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fire(new DebugContextEvent(this, selection, DebugContextEvent.ACTIVATED)); |
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} |
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} |
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protected void possibleChange(Object element, int type) { |
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protected void possibleChange(TreePath element, int type) { |
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DebugContextEvent event = null; |
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DebugContextEvent event = null; |
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synchronized (this) { |
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synchronized (this) { |
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if (fContext instanceof IStructuredSelection) { |
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if (fContext instanceof ITreeSelection) { |
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IStructuredSelection ss = (IStructuredSelection) fContext; |
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ITreeSelection ss = (ITreeSelection) fContext; |
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if (!(ss.size() == 1 && ss.getFirstElement().equals(element))) { |
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if (ss.size() == 1) { |
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return; |
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TreePath current = ss.getPaths()[0]; |
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if (current.startsWith(element, null)) { |
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if (type == DebugContextEvent.STATE || current.getSegmentCount() == element.getSegmentCount()) { |
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// update when a parent of the selected child changes state OR when |
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// the change is for the current context |
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event = new DebugContextEvent(this, fContext, type); |
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} |
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} |
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} |
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} |
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} else { |
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} |
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return; |
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} |
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} |
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if (event == null) { |
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event = new DebugContextEvent(this, fContext, type); |
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return; |
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} |
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} |
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if (getControl().getDisplay().getThread() == Thread.currentThread()) { |
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if (getControl().getDisplay().getThread() == Thread.currentThread()) { |
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fire(event); |
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fire(event); |
