remove arguments of RestoreZoomMode events defined in KoptOptions

Now zoom mode restoration is handled by ReaderKoptListener

frontend/document/koptinterface.lua

@@ -124,7 +124,6 @@ KoptOptions = {
 					},
 					{
 						event = "RestoreZoomMode",
-						args = {"page", nil},
 					},
 				}
 			},

frontend/ui/reader/readerkopt.lua

@@ -1,26 +1,34 @@
 
 ReaderKoptListener = EventListener:new{}
 
-function ReaderKoptListener:onReadSettings(config)
-	self.normal_zoom_mode = config:readSetting("normal_zoom_mode") or "page"
+function ReaderKoptListener:setZoomMode(zoom_mode)
 	if self.document.configurable.text_wrap == 1 then
+		-- in reflow mode only "page" zoom mode is valid so override any other zoom mode
 		self.ui:handleEvent(Event:new("SetZoomMode", "page", "koptlistener"))
 	else
-		self.ui:handleEvent(Event:new("SetZoomMode", self.normal_zoom_mode, "koptlistener"))
+		self.ui:handleEvent(Event:new("SetZoomMode", zoom_mode, "koptlistener"))
 	end
 end
 
+function ReaderKoptListener:onReadSettings(config)
+	-- normal zoom mode is zoom mode used in non-reflow mode.
+	self.normal_zoom_mode = config:readSetting("normal_zoom_mode") or "page"
+	self:setZoomMode(self.normal_zoom_mode)
+end
+
 function ReaderKoptListener:onCloseDocument()
 	self.ui.doc_settings:saveSetting("normal_zoom_mode", self.normal_zoom_mode)
 end
 
-function ReaderKoptListener:onRestoreZoomMode(zoom_mode)
-	self.ui:handleEvent(Event:new("SetZoomMode", zoom_mode or self.normal_zoom_mode, "koptlistener"))
+function ReaderKoptListener:onRestoreZoomMode()
+	-- "RestoreZoomMode" event is sent when reflow mode on/off is toggled
+	self:setZoomMode(self.normal_zoom_mode)
 	return true
 end
 
 function ReaderKoptListener:onSetZoomMode(zoom_mode, orig)
-	if orig ~= "koptlistener" then
-		self.normal_zoom_mode = zoom_mode
-	end
+	if orig == "koptlistener" then return end
+	-- capture zoom mode set outside of koptlistener which should always be normal zoom mode
+	self.normal_zoom_mode = zoom_mode
+	self:setZoomMode(self.normal_zoom_mode)
 end