Sync with UILibDropDownMenu from latest retail build 55818

LibDropDownMenu.lua

@@ -269,7 +269,7 @@ function UIDropDownMenuButton_OnEnter(self)
 	if ( self.tooltipTitle and not self.noTooltipWhileEnabled and not UIDropDownMenuButton_ShouldShowIconTooltip(self) ) then
 		if ( self.tooltipOnButton ) then
 			local tooltip = GetAppropriateTooltip();
-			tooltip:SetOwner(self, "ANCHOR_RIGHT");
+			tooltip:SetOwner(self, self.tooltipAnchor or "ANCHOR_RIGHT");
 			GameTooltip_SetTitle(tooltip, self.tooltipTitle);
 			if self.tooltipInstruction then
 				GameTooltip_AddInstructionLine(tooltip, self.tooltipInstruction);
@@ -317,7 +317,7 @@ end
 
 function UIDropDownMenuButton_ShouldShowIconTooltip(self)
 	if self.Icon and (self.iconTooltipTitle or self.iconTooltipText) and (self.icon or self.mouseOverIcon) then
-		return GetMouseFocus() == self.Icon;
+		return self.Icon:IsMouseMotionFocus();
 	end
 	return false;
 end
@@ -400,6 +400,7 @@ info.tooltipWarning = [nil, STRING] -- Warning-style text of the tooltip shown o
 info.tooltipInstruction = [nil, STRING] -- Instruction-style text of the tooltip shown on mouseover
 info.tooltipOnButton = [nil, 1] -- Show the tooltip attached to the button instead of as a Newbie tooltip.
 info.tooltipBackdropStyle = [nil, TABLE] -- Optional Backdrop style of the tooltip shown on mouseover
+info.tooltipAnchor = [nil, STRING] -- Pass a custom tooltip anchor (Default is "ANCHOR_RIGHT")
 info.justifyH = [nil, "CENTER"] -- Justify button text
 info.arg1 = [ANYTHING] -- This is the first argument used by info.func
 info.arg2 = [ANYTHING] -- This is the second argument used by info.func
@@ -494,6 +495,11 @@ function UIDropDownMenu_AddSpace(level)
 	UIDropDownMenu_AddButton(spaceInfo, level);
 end
 
+local function UIDropDownMenu_IsDisplayModeMenu()
+	local frame = UIDROPDOWNMENU_OPEN_MENU;
+	return frame and frame.displayMode == "MENU";
+end
+
 function UIDropDownMenu_AddButton(info, level)
 	--[[
 	Might to uncomment this if there are performance issues
@@ -641,6 +647,7 @@ function UIDropDownMenu_AddButton(info, level)
 	button.tooltipInstruction = info.tooltipInstruction;
 	button.tooltipWarning = info.tooltipWarning;
 	button.tooltipBackdropStyle = info.tooltipBackdropStyle;
+	button.tooltipAnchor = info.tooltipAnchor;
 	button.arg1 = info.arg1;
 	button.arg2 = info.arg2;
 	button.hasArrow = info.hasArrow;
@@ -700,15 +707,12 @@ function UIDropDownMenu_AddButton(info, level)
 	end
 
 	-- Adjust offset if displayMode is menu
-	local frame = UIDROPDOWNMENU_OPEN_MENU;
-	if ( frame and frame.displayMode == "MENU" ) then
-		if ( not info.notCheckable ) then
-			xPos = xPos - 6;
-		end
+	if (not info.notCheckable) and UIDropDownMenu_IsDisplayModeMenu() then
+		xPos = xPos - 6;
 	end
 
 	-- If no open frame then set the frame to the currently initialized frame
-	frame = frame or UIDROPDOWNMENU_INIT_MENU;
+	local frame = frame or UIDROPDOWNMENU_INIT_MENU;
 
 	if ( info.leftPadding ) then
 		xPos = xPos + info.leftPadding;
@@ -1056,17 +1060,23 @@ function UIDropDownMenu_GetSelectedID(frame)
 	if ( frame.selectedID ) then
 		return frame.selectedID;
 	else
+		local selectedName = UIDropDownMenu_GetSelectedName(frame);
+		local selectedValue = UIDropDownMenu_GetSelectedValue(frame);
+		if ( not selectedName and not selectedValue ) then
+			return nil;
+		end
+
 		-- If no explicit selectedID then try to send the id of a selected value or name
 		local listFrame = _G["LibDropDownMenu_List"..UIDROPDOWNMENU_MENU_LEVEL];
 		for i=1, listFrame.numButtons do
 			local button = _G["LibDropDownMenu_List"..UIDROPDOWNMENU_MENU_LEVEL.."Button"..i];
 			-- See if checked or not
-			if ( UIDropDownMenu_GetSelectedName(frame) ) then
-				if ( button:GetText() == UIDropDownMenu_GetSelectedName(frame) ) then
+			if ( selectedName ) then
+				if ( button:GetText() == selectedName ) then
 					return i;
 				end
-			elseif ( UIDropDownMenu_GetSelectedValue(frame) ) then
-				if ( button.value == UIDropDownMenu_GetSelectedValue(frame) ) then
+			elseif ( selectedValue ) then
+				if ( button.value == selectedValue ) then
 					return i;
 				end
 			end
@@ -1150,6 +1160,7 @@ function ToggleDropDownMenu(level, value, dropDownFrame, anchorName, xOffset, yO
 	end
 	if ( listFrame:IsShown() and (UIDROPDOWNMENU_OPEN_MENU == tempFrame) ) then
 		listFrame:Hide();
+		return false;
 	else
 		-- Set the dropdownframe scale
 		local uiScale;
@@ -1274,7 +1285,7 @@ function ToggleDropDownMenu(level, value, dropDownFrame, anchorName, xOffset, yO
 		UIDropDownMenu_Initialize(dropDownFrame, dropDownFrame.initialize, nil, level, menuList);
 		-- If no items in the drop down don't show it
 		if ( listFrame.numButtons == 0 ) then
-			return;
+			return false;
 		end
 
 		listFrame.onShow = dropDownFrame.listFrameOnShow;
@@ -1286,7 +1297,7 @@ function ToggleDropDownMenu(level, value, dropDownFrame, anchorName, xOffset, yO
 		-- Hack will fix this in next revision of dropdowns
 		if ( not x or not y ) then
 			listFrame:Hide();
-			return;
+			return false;
 		end
 
 		listFrame.onHide = dropDownFrame.onHide;
@@ -1359,6 +1370,7 @@ function ToggleDropDownMenu(level, value, dropDownFrame, anchorName, xOffset, yO
 			listFrame.parentID = anchorFrame:GetID();
 			listFrame:SetPoint(point, anchorFrame, relativePoint, xOffset, yOffset);
 		end
+		return true;
 	end
 end