Package org.eclipse.jface.viewers
Interface IContentProvider
- All Known Subinterfaces:
ICommonContentProvider
,IIndexableLazyContentProvider
,ILazyContentProvider
,ILazyTreeContentProvider
,ILazyTreePathContentProvider
,IMergeViewerContentProvider
,IOverridableTabListContentProvider
,IPipelinedTreeContentProvider
,IPipelinedTreeContentProvider2
,IStructuredContentProvider
,ITreeContentProvider
,ITreePathContentProvider
- All Known Implementing Classes:
AbstractSynchronizationContentProvider
,ArrayContentProvider
,BaseWorkbenchContentProvider
,DeferredContentProvider
,EnvironmentTab.EnvironmentVariableContentProvider
,FileEditorMappingContentProvider
,ListContentProvider
,MergeViewerContentProvider
,MirroredMergeViewerContentProvider
,ObservableListContentProvider
,ObservableListTreeContentProvider
,ObservableSetContentProvider
,ObservableSetTreeContentProvider
,PreferenceContentProvider
,RefactoringHistoryContentProvider
,SynchronizationContentProvider
,TreeNodeContentProvider
,WorkbenchContentProvider
public interface IContentProvider
A content provider mediates between the viewer's model
and the viewer itself.
-
Method Summary
Modifier and TypeMethodDescriptiondefault void
dispose()
Disposes of this content provider.default void
inputChanged
(Viewer viewer, Object oldInput, Object newInput) Notifies this content provider that the given viewer's input has been switched to a different element.
-
Method Details
-
dispose
default void dispose()Disposes of this content provider. This is called by the viewer when it is disposed.The viewer should not be updated during this call, as it is in the process of being disposed.
The default implementation does nothing.
-
inputChanged
Notifies this content provider that the given viewer's input has been switched to a different element.A typical use for this method is registering the content provider as a listener to changes on the new input (using model-specific means), and deregistering the viewer from the old input. In response to these change notifications, the content provider should update the viewer (see the add, remove, update and refresh methods on the viewers).
The viewer should not be updated during this call, as it might be in the process of being disposed.
The default implementation does nothing.
- Parameters:
viewer
- the vieweroldInput
- the old input element, ornull
if the viewer did not previously have an inputnewInput
- the new input element, ornull
if the viewer does not have an input
-