sbPlaylistTreeSelection.h
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26 
27 #ifndef __SBPLAYLISTTREESELECTION_H__
28 #define __SBPLAYLISTTREESELECTION_H__
29 
31 
32 #include <nsCOMPtr.h>
33 #include <nsITreeSelection.h>
34 #include <sbIMediaListViewSelection.h>
35 
36 class sbPlaylistTreeSelection : public nsITreeSelection
37 {
38 public:
40  NS_DECL_NSITREESELECTION
41 
42  sbPlaylistTreeSelection(nsITreeSelection* aTreeSelection,
43  sbIMediaListViewSelection* aViewSelection,
44  sbLocalDatabaseTreeView* aTreeView);
45 
46 private:
47  nsCOMPtr<nsITreeSelection> mTreeSelection;
48 
49  // sbLocalDatabaseTreeView keeps a strong ref to us so
50  // we must keep weak references to both the tree and
51  // the view selection
52  sbIMediaListViewSelection* mViewSelection;
53  sbLocalDatabaseTreeView* mTreeView;
54 
55  PRInt32 mShiftSelectPivot;
56 };
57 
58 #endif /* __SBPLAYLISTTREESELECTION_H__ */
Manage the selection of items within a view. This interface is a subset of nsITreeViewSelection. Note that if you are part of the user interface, you probably want to be calling nsITreeView.selection instead - otherwise things can get subtly out of sync.
NS_DECL_ISUPPORTS NS_DECL_NSITREESELECTION sbPlaylistTreeSelection(nsITreeSelection *aTreeSelection, sbIMediaListViewSelection *aViewSelection, sbLocalDatabaseTreeView *aTreeView)