show both reader menu and config menu when tapping top

So the bottom tap zone is optional now and will be removed by default
in the future.

frontend/ui/reader/readerconfig.lua

@@ -45,6 +45,7 @@ function ReaderConfig:onShowConfigMenu()
 		ui = self.ui,
 		configurable = self.configurable,
 		config_options = self.options,
+		is_always_active = true,
 		close_callback = function() self:onCloseCallback() end,
 	}
 	self.ui:handleEvent(Event:new("DisableHinting"))

frontend/ui/reader/readermenu.lua

@@ -76,7 +76,7 @@ function ReaderMenu:setUpdateItemTable()
 	})
 end
 
-function ReaderMenu:onShowMenu()
+function ReaderMenu:onShowReaderMenu()
 	if #self.tab_item_table.main == 0 then
 		self:setUpdateItemTable()
 	end
@@ -125,7 +125,8 @@ function ReaderMenu:onShowMenu()
 end
 
 function ReaderMenu:onTapShowMenu()
-	self:onShowMenu()
+	self.ui:handleEvent(Event:new("ShowConfigMenu"))
+	self.ui:handleEvent(Event:new("ShowReaderMenu"))
 	return true
 end
 

frontend/ui/widget/configdialog.lua

@@ -491,17 +491,8 @@ end
 
 function ConfigDialog:onShowConfigPanel(index)
 	self.panel_index = index
-	local orig_dimen = self.dialog_frame and self.dialog_frame.dimen or Geom:new{}
-	
 	self:update()
-	
 	UIManager.repaint_all = true
-	UIManager.full_refresh = true
-	UIManager.update_region_func = function()
-		local update_region = self.dialog_frame.dimen:combine(orig_dimen)
-		DEBUG("update region", update_region)
-		return update_region
-	end
 	return true
 end
 

frontend/ui/widget/touchmenu.lua

@@ -65,7 +65,6 @@ function TouchMenuItem:onTapSelect(arg, ges)
 		UIManager:setDirty(self.show_parent, "partial")
 	end)
 	self.menu:onMenuSelect(self.item)
-	return true
 end
 
 
@@ -422,7 +421,6 @@ end
 function TouchMenu:onTapCloseAllMenus(arg, ges_ev)
 	if ges_ev.pos:notIntersectWith(self.dimen) then
 		self:closeMenu()
-		return true
 	end
 end