Implemented EXT-1627 “Nearby Chat window behavior needs clarification”,

made non-unique docked floaters docks without dock tongue;

--HG--
branch : product-engine

2 files changed, 35 insertions, 2 deletions

diff --git a/indra/llui/lldockablefloater.h b/indra/llui/lldockablefloater.h
index 2c0a484cc8..ae4f99e205 100644
--- a/indra/llui/lldockablefloater.h
+++ b/indra/llui/lldockablefloater.h
@@ -50,6 +50,16 @@ public:
 	LOG_CLASS(LLDockableFloater);
 	LLDockableFloater(LLDockControl* dockControl, const LLSD& key,
 			const Params& params = getDefaultParams());
+
+	/**
+	 * Constructor.
+	 * @param dockControl a pointer to the doc control instance
+	 * @param uniqueDocking - a flag defines is docking should work as tab(at one
+	 * moment only one docked floater can be shown), also this flag defines is dock
+	 * tongue should be used.
+	 * @params key a floater key.
+ 	 * @params params a floater parameters
+	 */
 	LLDockableFloater(LLDockControl* dockControl, bool uniqueDocking,
 			const LLSD& key, const Params& params = getDefaultParams());
 	virtual ~LLDockableFloater();
@@ -93,6 +103,7 @@ public:
 	virtual bool overlapsScreenChannel() { return mOverlapsScreenChannel && getVisible() && isDocked(); }
 	virtual void setOverlapsScreenChannel(bool overlaps) { mOverlapsScreenChannel = overlaps; }
 
+	bool getUniqueDocking() { return mUniqueDocking;	}
 private:
 	/**
 	 * Provides unique of dockable floater.
diff --git a/indra/llui/lldockcontrol.cpp b/indra/llui/lldockcontrol.cpp
index 456a2925a3..1c3c8449c5 100644
--- a/indra/llui/lldockcontrol.cpp
+++ b/indra/llui/lldockcontrol.cpp
@@ -182,6 +182,14 @@ void LLDockControl::moveDockable()
 	LLRect rootRect;
 	mGetAllowedRectCallback(rootRect);
 
+	bool unique_docking = false;
+	LLDockableFloater* dockable_floater =
+			dynamic_cast<LLDockableFloater*> (mDockableFloater);
+	if (dockable_floater != NULL)
+	{
+		unique_docking = dockable_floater->getUniqueDocking();
+	}
+
 	LLRect dockableRect = mDockableFloater->calcScreenRect();
 	S32 x = 0;
 	S32 y = 0;
@@ -208,7 +216,13 @@ void LLDockControl::moveDockable()
 
 	case TOP:
 		x = dockRect.getCenterX() - dockableRect.getWidth() / 2;
-		y = dockRect.mTop + mDockTongue->getHeight() + dockableRect.getHeight();
+		y = dockRect.mTop + dockableRect.getHeight();
+		// unique docking used with dock tongue, so add tongue height o the Y coordinate
+		if (unique_docking)
+		{
+			y += mDockTongue->getHeight();
+		}
+
 		// check is dockable inside root view rect
 		if (x < rootRect.mLeft)
 		{
@@ -273,7 +287,15 @@ void LLDockControl::forceRecalculatePosition()
 
 void LLDockControl::drawToungue()
 {
-	if (mEnabled)
+	bool unique_docking = false;
+	LLDockableFloater* dockable_floater =
+			dynamic_cast<LLDockableFloater*> (mDockableFloater);
+	if (dockable_floater != NULL)
+	{
+		unique_docking = dockable_floater->getUniqueDocking();
+	}
+
+	if (mEnabled && unique_docking)
 	{
 		mDockTongue->draw(mDockTongueX, mDockTongueY);
 	}