Not part of build.

layout/xul/base/src/outliner/public/nsIOutlinerSelection.idl

@@ -54,6 +54,10 @@ interface nsIOutlinerSelection : nsISupports
   // Selects all rows.
   void selectAll();
 
+  // Iterate the selection using these methods.
+  long getRangeCount();
+  void getRangeAt(in long i, out long min, out long max);
+
   // This attribute is a boolean indicating whether or not the
   // "select" event should fire when the selection is changed using
   // one of our methods.  A view can use this to temporarily suppress

layout/xul/base/src/outliner/src/nsOutlinerSelection.cpp

@@ -29,6 +29,7 @@ nsOutlinerSelection::nsOutlinerSelection(nsIOutlinerBoxObject* aOutliner)
 {
   NS_INIT_ISUPPORTS();
   mOutliner = aOutliner;
+  mSuppressed = PR_FALSE;
 }
 
 nsOutlinerSelection::~nsOutlinerSelection()
@@ -85,24 +86,38 @@ NS_IMETHODIMP nsOutlinerSelection::SelectAll()
     return NS_ERROR_NOT_IMPLEMENTED;
 }
 
-NS_IMETHODIMP nsOutlinerSelection::GetSelectEventsSuppressed(PRBool *aSelectEventsSuppressed)
+NS_IMETHODIMP nsOutlinerSelection::GetRangeCount(PRInt32 *_retval)
 {
     return NS_ERROR_NOT_IMPLEMENTED;
 }
 
+NS_IMETHODIMP nsOutlinerSelection::GetRangeAt(PRInt32 i, PRInt32 *min, PRInt32 *max)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsOutlinerSelection::GetSelectEventsSuppressed(PRBool *aSelectEventsSuppressed)
+{
+  *aSelectEventsSuppressed = mSuppressed;
+  return NS_OK;
+}
+
 NS_IMETHODIMP nsOutlinerSelection::SetSelectEventsSuppressed(PRBool aSelectEventsSuppressed)
 {
-    return NS_ERROR_NOT_IMPLEMENTED;
+  mSuppressed = aSelectEventsSuppressed;
+  return NS_OK;
 }
 
 NS_IMETHODIMP nsOutlinerSelection::GetCurrentIndex(PRInt32 *aCurrentIndex)
 {
-    return NS_ERROR_NOT_IMPLEMENTED;
+  *aCurrentIndex = mCurrentIndex;
+  return NS_OK;
 }
 
 NS_IMETHODIMP nsOutlinerSelection::SetCurrentIndex(PRInt32 aCurrentIndex)
 {
-    return NS_ERROR_NOT_IMPLEMENTED;
+  mCurrentIndex = aCurrentIndex;
+  return NS_OK;
 }
 
 ///////////////////////////////////////////////////////////////////////////////////

layout/xul/base/src/outliner/src/nsOutlinerSelection.h

@@ -39,6 +39,9 @@ public:
 protected:
   // Members
   nsIOutlinerBoxObject* mOutliner; // [Weak]. The outliner will hold on to us through the view and let go when it dies.
+
+  PRBool mSuppressed; // Whether or not we should be firing onselect events.
+  PRInt32 mCurrentIndex; // The item to draw the rect around. The last one clicked, etc.
 };
 
 extern nsresult

layout/xul/base/src/tree/public/nsITreeSelection.idl

@@ -54,6 +54,10 @@ interface nsIOutlinerSelection : nsISupports
   // Selects all rows.
   void selectAll();
 
+  // Iterate the selection using these methods.
+  long getRangeCount();
+  void getRangeAt(in long i, out long min, out long max);
+
   // This attribute is a boolean indicating whether or not the
   // "select" event should fire when the selection is changed using
   // one of our methods.  A view can use this to temporarily suppress

layout/xul/base/src/tree/src/nsTreeSelection.cpp

@@ -29,6 +29,7 @@ nsOutlinerSelection::nsOutlinerSelection(nsIOutlinerBoxObject* aOutliner)
 {
   NS_INIT_ISUPPORTS();
   mOutliner = aOutliner;
+  mSuppressed = PR_FALSE;
 }
 
 nsOutlinerSelection::~nsOutlinerSelection()
@@ -85,24 +86,38 @@ NS_IMETHODIMP nsOutlinerSelection::SelectAll()
     return NS_ERROR_NOT_IMPLEMENTED;
 }
 
-NS_IMETHODIMP nsOutlinerSelection::GetSelectEventsSuppressed(PRBool *aSelectEventsSuppressed)
+NS_IMETHODIMP nsOutlinerSelection::GetRangeCount(PRInt32 *_retval)
 {
     return NS_ERROR_NOT_IMPLEMENTED;
 }
 
+NS_IMETHODIMP nsOutlinerSelection::GetRangeAt(PRInt32 i, PRInt32 *min, PRInt32 *max)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP nsOutlinerSelection::GetSelectEventsSuppressed(PRBool *aSelectEventsSuppressed)
+{
+  *aSelectEventsSuppressed = mSuppressed;
+  return NS_OK;
+}
+
 NS_IMETHODIMP nsOutlinerSelection::SetSelectEventsSuppressed(PRBool aSelectEventsSuppressed)
 {
-    return NS_ERROR_NOT_IMPLEMENTED;
+  mSuppressed = aSelectEventsSuppressed;
+  return NS_OK;
 }
 
 NS_IMETHODIMP nsOutlinerSelection::GetCurrentIndex(PRInt32 *aCurrentIndex)
 {
-    return NS_ERROR_NOT_IMPLEMENTED;
+  *aCurrentIndex = mCurrentIndex;
+  return NS_OK;
 }
 
 NS_IMETHODIMP nsOutlinerSelection::SetCurrentIndex(PRInt32 aCurrentIndex)
 {
-    return NS_ERROR_NOT_IMPLEMENTED;
+  mCurrentIndex = aCurrentIndex;
+  return NS_OK;
 }
 
 ///////////////////////////////////////////////////////////////////////////////////

layout/xul/base/src/tree/src/nsTreeSelection.h

@@ -39,6 +39,9 @@ public:
 protected:
   // Members
   nsIOutlinerBoxObject* mOutliner; // [Weak]. The outliner will hold on to us through the view and let go when it dies.
+
+  PRBool mSuppressed; // Whether or not we should be firing onselect events.
+  PRInt32 mCurrentIndex; // The item to draw the rect around. The last one clicked, etc.
 };
 
 extern nsresult