fix for EXT-1190 Accordion should support keyboard accessability

--HG--
branch : product-engine

3 files changed, 71 insertions, 33 deletions

diff --git a/indra/llui/llflatlistview.cpp b/indra/llui/llflatlistview.cpp
index f4a5f1c990..d4c3cfb7b6 100644
--- a/indra/llui/llflatlistview.cpp
+++ b/indra/llui/llflatlistview.cpp
@@ -689,6 +689,17 @@ LLRect LLFlatListView::getSelectedItemsRect()
 	return rc;
 }
 
+void LLFlatListView::selectFirstItem	()
+{
+	selectItemPair(mItemPairs.front(), true);
+}
+
+void LLFlatListView::selectLastItem		()
+{
+	selectItemPair(mItemPairs.back(), true);
+}
+
+
 // virtual
 bool LLFlatListView::selectNextItemPair(bool is_up_direction, bool reset_selection)
 {
@@ -696,53 +707,53 @@ bool LLFlatListView::selectNextItemPair(bool is_up_direction, bool reset_selecti
 	if ( !mItemPairs.size() )
 		return false;
 
-	item_pair_t* cur_sel_pair = NULL;
+	
 	item_pair_t* to_sel_pair = NULL;
-
+	item_pair_t* cur_sel_pair = NULL;
 	if ( mSelectedItemPairs.size() )
 	{
 		// Take the last selected pair
 		cur_sel_pair = mSelectedItemPairs.back();
-	}
-	else
-	{
-		// If there weren't selected items then choose the first one bases on given direction
-		cur_sel_pair = (is_up_direction) ? mItemPairs.back() : mItemPairs.front();
-		// Force selection to first item
-		to_sel_pair = cur_sel_pair;
-	}
-
-	// Bases on given direction choose next item to select
-	if ( is_up_direction )
-	{
-		// Find current selected item position in mItemPairs list
-		pairs_list_t::reverse_iterator sel_it = std::find(mItemPairs.rbegin(), mItemPairs.rend(), cur_sel_pair);
-
-		for (;++sel_it != mItemPairs.rend();)
+		// Bases on given direction choose next item to select
+		if ( is_up_direction )
 		{
-			// skip invisible items
-			if ( (*sel_it)->first->getVisible() )
+			// Find current selected item position in mItemPairs list
+			pairs_list_t::reverse_iterator sel_it = std::find(mItemPairs.rbegin(), mItemPairs.rend(), cur_sel_pair);
+
+			for (;++sel_it != mItemPairs.rend();)
 			{
-				to_sel_pair = *sel_it;
-				break;
+				// skip invisible items
+				if ( (*sel_it)->first->getVisible() )
+				{
+					to_sel_pair = *sel_it;
+					break;
+				}
 			}
 		}
-	}
-	else
-	{
-		// Find current selected item position in mItemPairs list
-		pairs_list_t::iterator sel_it = std::find(mItemPairs.begin(), mItemPairs.end(), cur_sel_pair);
-
-		for (;++sel_it != mItemPairs.end();)
+		else
 		{
-			// skip invisible items
-			if ( (*sel_it)->first->getVisible() )
+			// Find current selected item position in mItemPairs list
+			pairs_list_t::iterator sel_it = std::find(mItemPairs.begin(), mItemPairs.end(), cur_sel_pair);
+
+			for (;++sel_it != mItemPairs.end();)
 			{
-				to_sel_pair = *sel_it;
-				break;
+				// skip invisible items
+				if ( (*sel_it)->first->getVisible() )
+				{
+					to_sel_pair = *sel_it;
+					break;
+				}
 			}
 		}
 	}
+	else
+	{
+		// If there weren't selected items then choose the first one bases on given direction
+		cur_sel_pair = (is_up_direction) ? mItemPairs.back() : mItemPairs.front();
+		// Force selection to first item
+		to_sel_pair = cur_sel_pair;
+	}
+
 
 	if ( to_sel_pair )
 	{
@@ -920,4 +931,23 @@ void LLFlatListView::onFocusLost()
 	mSelectedItemsBorder->setVisible(FALSE);
 }
 
+//virtual 
+void LLFlatListView::notify(const LLSD& info)
+{
+	if(info.has("action"))
+	{
+		std::string str_action = info["action"];
+		if(str_action == "select_first")
+		{
+			setFocus(true);
+			selectFirstItem();
+		}
+		else if(str_action == "select_last")
+		{
+			setFocus(true);
+			selectLastItem();
+		}
+	}
+}
+
 //EOF
diff --git a/indra/llui/llflatlistview.h b/indra/llui/llflatlistview.h
index 3867e910c0..9e1e0f90fc 100644
--- a/indra/llui/llflatlistview.h
+++ b/indra/llui/llflatlistview.h
@@ -279,6 +279,12 @@ public:
 
 	bool updateValue(const LLSD& old_value, const LLSD& new_value);
 
+
+	void selectFirstItem	();
+	void selectLastItem		();
+
+	virtual void	notify(const LLSD& info) ;
+
 protected:
 
 	/** Pairs LLpanel representing a single item LLPanel and LLSD associated with it */
diff --git a/indra/llui/llview.h b/indra/llui/llview.h
index d485244a05..c611e4c85f 100644
--- a/indra/llui/llview.h
+++ b/indra/llui/llview.h
@@ -514,6 +514,8 @@ public:
 	virtual void	notifyParent(const LLSD& info);
 	virtual void	notifyChildren(const LLSD& info);
 
+	virtual void	notify(const LLSD& info) {};
+
 	static const LLViewDrawContext& getDrawContext();
 
 protected: