2 files changed, 79 insertions, 0 deletions

diff --git a/indra/newview/llpanellandmarks.cpp b/indra/newview/llpanellandmarks.cpp
index 4650c0eab4..3d0db71045 100644
--- a/indra/newview/llpanellandmarks.cpp
+++ b/indra/newview/llpanellandmarks.cpp
@@ -38,10 +38,12 @@
 #include "llsdutil.h"
 #include "llsdutil_math.h"
 
+#include "llaccordionctrl.h"
 #include "llaccordionctrltab.h"
 #include "llagent.h"
 #include "llagentpicksinfo.h"
 #include "llagentui.h"
+#include "llcallbacklist.h"
 #include "lldndbutton.h"
 #include "llfloaterworldmap.h"
 #include "llfolderviewitem.h"
@@ -75,6 +77,7 @@ LLLandmarksPanel::LLLandmarksPanel()
 	,	mListCommands(NULL)
 	,	mGearFolderMenu(NULL)
 	,	mGearLandmarkMenu(NULL)
+	,	mDirtyFilter(false)
 {
 	LLUICtrlFactory::getInstance()->buildPanel(this, "panel_landmarks.xml");
 }
@@ -98,16 +101,37 @@ BOOL LLLandmarksPanel::postBuild()
 	initMyInventroyPanel();
 	initLibraryInventroyPanel();
 
+	gIdleCallbacks.addFunction(LLLandmarksPanel::doIdle, this);
 	return TRUE;
 }
 
 // virtual
 void LLLandmarksPanel::onSearchEdit(const std::string& string)
 {
+	static std::string prev_string("");
+
+	if (prev_string == string) return;
+
+	// show all folders in Landmarks Accordion for empty filter
+	mLandmarksInventoryPanel->setShowFolderState(string.empty() ?
+		LLInventoryFilter::SHOW_ALL_FOLDERS :
+		LLInventoryFilter::SHOW_NON_EMPTY_FOLDERS
+		);
+
 	filter_list(mFavoritesInventoryPanel, string);
 	filter_list(mLandmarksInventoryPanel, string);
 	filter_list(mMyInventoryPanel, string);
 	filter_list(mLibraryInventoryPanel, string);
+
+	prev_string = string;
+	mDirtyFilter = true;
+
+	// give FolderView a chance to be refreshed. So, made all accordions visible
+	for (accordion_tabs_t::const_iterator iter = mAccordionTabs.begin(); iter != mAccordionTabs.end(); ++iter)
+	{
+		LLAccordionCtrlTab* tab = *iter;
+		tab->setVisible(true);
+	}
 }
 
 // virtual
@@ -391,6 +415,7 @@ void LLLandmarksPanel::initLandmarksPanel(LLInventorySubTreePanel* inventory_lis
 void LLLandmarksPanel::initAccordion(const std::string& accordion_tab_name, LLInventorySubTreePanel* inventory_list)
 {
 	LLAccordionCtrlTab* accordion_tab = getChild<LLAccordionCtrlTab>(accordion_tab_name);
+	mAccordionTabs.push_back(accordion_tab);
 	accordion_tab->setDropDownStateChangedCallback(
 		boost::bind(&LLLandmarksPanel::onAccordionExpandedCollapsed, this, _2, inventory_list));
 }
@@ -859,6 +884,43 @@ bool LLLandmarksPanel::handleDragAndDropToTrash(BOOL drop, EDragAndDropType carg
 }
 
 
+void LLLandmarksPanel::doIdle(void* landmarks_panel)
+{
+	LLLandmarksPanel* panel = (LLLandmarksPanel* ) landmarks_panel;
+
+	if (panel->mDirtyFilter)
+	{
+		panel->updateFilteredAccordions();
+	}
+
+}
+
+void LLLandmarksPanel::updateFilteredAccordions()
+{
+	LLInventoryPanel* inventory_list = NULL;
+	LLAccordionCtrlTab* accordion_tab = NULL;
+	for (accordion_tabs_t::const_iterator iter = mAccordionTabs.begin(); iter != mAccordionTabs.end(); ++iter)
+	{
+		accordion_tab = *iter;
+		inventory_list = dynamic_cast<LLInventorySubTreePanel*> (accordion_tab->getAccordionView());
+		if (NULL == inventory_list) continue;
+		LLFolderView* fv = inventory_list->getRootFolder();
+
+		bool has_visible_children = fv->hasVisibleChildren();
+
+		accordion_tab->setVisible(has_visible_children);
+	}
+
+	// we have to arrange accordion tabs for cases when filter string is less restrictive but 
+	// all items are still filtered.
+	static LLAccordionCtrl* accordion = getChild<LLAccordionCtrl>("landmarks_accordion");
+	accordion->arrange();
+
+	// now filter state is applied to accordion tabs
+	mDirtyFilter = false;
+}
+
+
 //////////////////////////////////////////////////////////////////////////
 // HELPER FUNCTIONS
 //////////////////////////////////////////////////////////////////////////
diff --git a/indra/newview/llpanellandmarks.h b/indra/newview/llpanellandmarks.h
index 958850134d..0e7abb4865 100644
--- a/indra/newview/llpanellandmarks.h
+++ b/indra/newview/llpanellandmarks.h
@@ -41,6 +41,7 @@
 #include "llpanelpick.h"
 #include "llremoteparcelrequest.h"
 
+class LLAccordionCtrlTab;
 class LLFolderViewItem;
 class LLMenuGL;
 class LLInventoryPanel;
@@ -114,6 +115,18 @@ private:
 	 */
 	bool handleDragAndDropToTrash(BOOL drop, EDragAndDropType cargo_type, EAcceptance* accept);
 
+	/**
+	 * Static callback for gIdleCallbacks to perform actions out of drawing
+	 */
+	static void doIdle(void* landmarks_panel);
+
+	/**
+	 * Updates accordions according to filtered items in lists.
+	 *
+	 * It hides accordion for empty lists
+	 */
+	void updateFilteredAccordions();
+
 private:
 	LLInventorySubTreePanel*	mFavoritesInventoryPanel;
 	LLInventorySubTreePanel*	mLandmarksInventoryPanel;
@@ -126,6 +139,10 @@ private:
 
 	LLPanel*					mListCommands;
 	bool 						mSortByDate;
+	bool						mDirtyFilter;
+	
+	typedef	std::vector<LLAccordionCtrlTab*> accordion_tabs_t;
+	accordion_tabs_t			mAccordionTabs;
 };
 
 #endif //LL_LLPANELLANDMARKS_H