/* (non-Javadoc)
* @see org.eclipse.core.runtime.dynamichelpers.IExtensionChangeHandler#removeExtension(org.eclipse.core.runtime.IExtension, java.lang.Object[])
*/
public void removeExtension(IExtension extension, Object[] objects) {
for (int i = 0; i < objects.length; i++) {
if (objects[i] instanceof WorkingSetDescriptor) {
WorkingSetDescriptor desc = (WorkingSetDescriptor) objects[i];
workingSetDescriptors.remove(desc.getId());
}
}
}
/**
* Returns the working set page with the given id.
*
* @param pageId working set page id
* @return the working set page with the given id.
*/
public IWorkingSetPage getWorkingSetPage(String pageId) {
WorkingSetDescriptor descriptor = (WorkingSetDescriptor) workingSetDescriptors.get(pageId);
if (descriptor == null) {
return null;
}
return descriptor.createWorkingSetPage();
}
/**
* Returns the default, resource based, working set page
*
* @return the default working set page.
*/
public IWorkingSetPage getDefaultWorkingSetPage() {
// @issue this will return the IDE resource working set page... not good for generic workbench
WorkingSetDescriptor descriptor =
(WorkingSetDescriptor) workingSetDescriptors.get(DEFAULT_PAGE_ID);
if (descriptor != null) {
return descriptor.createWorkingSetPage();
}
return null;
}
/**
* Returns <code>true</code> if there is a working set descriptor with a page class attribute.
* Otherwise <code>false</code> is returned.
*
* @return whether a descriptor with a page class attribute exists
*/
public boolean hasNewPageWorkingSetDescriptor() {
Collection descriptors = workingSetDescriptors.values();
for (Iterator iter = descriptors.iterator(); iter.hasNext(); ) {
WorkingSetDescriptor descriptor = (WorkingSetDescriptor) iter.next();
if (descriptor.getPageClassName() != null) {
return true;
}
}
return false;
}
/**
* Adds a working set descriptor.
*
* @param descriptor working set descriptor to add. Must not exist in the registry yet.
*/
public void addWorkingSetDescriptor(WorkingSetDescriptor descriptor) {
Assert.isTrue(
!workingSetDescriptors.containsValue(descriptor),
"working set descriptor already registered"); //$NON-NLS-1$
IExtensionTracker tracker = PlatformUI.getWorkbench().getExtensionTracker();
tracker.registerObject(
descriptor.getConfigurationElement().getDeclaringExtension(),
descriptor,
IExtensionTracker.REF_WEAK);
workingSetDescriptors.put(descriptor.getId(), descriptor);
}
/**
* Returns an array of all working set descriptors having a page class attribute
*
* @return an array of all working set descriptors having a page class attribute
*/
public WorkingSetDescriptor[] getNewPageWorkingSetDescriptors() {
Collection descriptors = workingSetDescriptors.values();
List result = new ArrayList(descriptors.size());
for (Iterator iter = descriptors.iterator(); iter.hasNext(); ) {
WorkingSetDescriptor descriptor = (WorkingSetDescriptor) iter.next();
if (descriptor.getPageClassName() != null) {
result.add(descriptor);
}
}
return (WorkingSetDescriptor[]) result.toArray(new WorkingSetDescriptor[result.size()]);
}
public WorkingSetDescriptor[] getElementAdapterDescriptorsForNamespace(String namespace) {
if (namespace == null) // fix for Bug 84225
return new WorkingSetDescriptor[0];
Collection descriptors = workingSetDescriptors.values();
List result = new ArrayList();
for (Iterator iter = descriptors.iterator(); iter.hasNext(); ) {
WorkingSetDescriptor descriptor = (WorkingSetDescriptor) iter.next();
if (namespace.equals(descriptor.getDeclaringNamespace())) {
result.add(descriptor);
}
}
return (WorkingSetDescriptor[]) result.toArray(new WorkingSetDescriptor[result.size()]);
}