/*
* (non-Javadoc)
*
* @see IJavaSearchScope#encloses(IModelElement)
*/
public boolean encloses(IModelElement element) {
IDLTKLanguageToolkit elementToolkit = DLTKLanguageManager.getLanguageToolkit(element);
if (!toolkit.getNatureId().equals(elementToolkit.getNatureId())) {
return false;
}
if (this.elements != null) {
for (int i = 0, length = this.elements.size(); i < length; i++) {
IModelElement scopeElement = this.elements.get(i);
IModelElement searchedElement = element;
while (searchedElement != null) {
if (searchedElement.equals(scopeElement)) return true;
searchedElement = searchedElement.getParent();
}
}
return false;
}
IProjectFragment root = (IProjectFragment) element.getAncestor(IModelElement.PROJECT_FRAGMENT);
if (root != null && root.isArchive()) {
// external or internal archive
IPath rootPath = root.getPath();
String rootPathToString = rootPath.toString();
IPath relativePath = getPath(element, true /* relative path */);
return indexOf(rootPathToString, relativePath.toString()) >= 0;
}
// resource in workspace
String fullResourcePathString = getPath(element, false /* full path */).toString();
return indexOf(fullResourcePathString) >= 0;
}
/* package */ void handleAffectedChildren(
final IModelElementDelta delta,
final IModelElement element,
final Collection<Runnable> runnables)
throws ModelException {
int count = 0;
IResourceDelta[] resourceDeltas = delta.getResourceDeltas();
if (resourceDeltas != null) {
for (int i = 0; i < resourceDeltas.length; i++) {
int kind = resourceDeltas[i].getKind();
if (kind == IResourceDelta.ADDED || kind == IResourceDelta.REMOVED) {
count++;
}
}
}
IModelElementDelta[] affectedChildren = delta.getAffectedChildren();
for (int i = 0; i < affectedChildren.length; i++) {
int kind = affectedChildren[i].getKind();
if (kind == IModelElementDelta.ADDED || kind == IModelElementDelta.REMOVED) {
count++;
}
}
if (count > 1) {
// more than one child changed, refresh from here downwards
if (element instanceof IScriptFolder) {
// a package fragment might become non empty refresh from the
// parent
IModelElement parent = (IModelElement) internalGetParent(element);
// 1GE8SI6: ITPJUI:WIN98 - Rename is not shown in Packages View
// avoid posting a refresh to an invisible parent
if (element.equals(fInput)) {
postRefresh(element, ScriptExplorerContentProvider.ORIGINAL, element, runnables);
} else {
postRefresh(parent, ScriptExplorerContentProvider.PARENT, element, runnables);
}
} else if (element instanceof IProjectFragment) {
Object toRefresh = internalGetParent(element);
postRefresh(toRefresh, ScriptExplorerContentProvider.ORIGINAL, toRefresh, runnables);
} else {
postRefresh(element, ScriptExplorerContentProvider.ORIGINAL, element, runnables);
}
return;
}
if (resourceDeltas != null) {
for (int i = 0; i < resourceDeltas.length; i++) {
if (processResourceDelta(resourceDeltas[i], element, runnables)) {
return; // early return, element got refreshed
}
}
}
for (int i = 0; i < affectedChildren.length; i++) {
if (processDelta(affectedChildren[i], runnables)) {
return; // early return, element got refreshed
}
}
}
/**
* Compute if a new input must be set.
*
* @param elementToSelect the element to select
* @param oldInput old input
* @param newInput new input
* @return <code>true</code> if the input has to be set
* @since 3.0
*/
private boolean mustSetNewInput(
IModelElement elementToSelect, IModelElement oldInput, IModelElement newInput) {
return (newInput == null || !newInput.equals(oldInput))
&& (elementToSelect == null
|| oldInput == null
|| (!((elementToSelect instanceof IPackageDeclaration)
&& (elementToSelect.getParent().equals(oldInput.getParent()))
&& (!isAncestorOf(getViewPartInput(), elementToSelect)))));
}
/*
* Overridden from JavaBrowsingPart to handel LogicalPackages and tree
* structure.
*
* @see org.eclipse.jdt.internal.ui.browsing.JavaBrowsingPart#adjustInputAndSetSelection(org.eclipse.jdt.core.IJavaElement)
*/
void adjustInputAndSetSelection(IModelElement je) {
IModelElement jElementToSelect = findElementToSelect(je);
LogicalPackagesProvider p = (LogicalPackagesProvider) fWrappedViewer.getContentProvider();
Object elementToSelect = jElementToSelect;
if (jElementToSelect != null
&& jElementToSelect.getElementType() == IModelElement.SCRIPT_FOLDER) {
IScriptFolder pkgFragment = (IScriptFolder) jElementToSelect;
elementToSelect = p.findLogicalPackage(pkgFragment);
if (elementToSelect == null) elementToSelect = pkgFragment;
}
IModelElement newInput = findInputForJavaElement(je);
if (elementToSelect == null && !isValidInput(newInput)) setInput(null);
else if (elementToSelect == null || getViewer().testFindItem(elementToSelect) == null) {
// optimization, if you are in the same project but expansion hasn't
// happened
Object input = getViewer().getInput();
if (elementToSelect != null && newInput != null) {
if (newInput.equals(input)) {
getViewer().reveal(elementToSelect);
// Adjust input to selection
} else {
setInput(newInput);
getViewer().reveal(elementToSelect);
}
} else setInput(newInput);
if (elementToSelect instanceof IScriptFolder) {
IScriptFolder pkgFragment = (IScriptFolder) elementToSelect;
elementToSelect = p.findLogicalPackage(pkgFragment);
if (elementToSelect == null) elementToSelect = pkgFragment;
}
}
ISelection selection;
if (elementToSelect != null) selection = new StructuredSelection(elementToSelect);
else selection = StructuredSelection.EMPTY;
setSelection(selection, true);
}
private boolean internalIsAncestorOf(IModelElement ancestor, IModelElement element) {
if (element != null)
return element.equals(ancestor) || internalIsAncestorOf(ancestor, element.getParent());
else return false;
}