Kopt/Creoptions: change to using an event to update configurable. Abstract implimentation out of ConfigDialog

frontend/apps/reader/modules/readercoptlistener.lua

@@ -63,6 +63,12 @@ function ReaderCoptListener:onReadSettings(config)
     self:rescheduleHeaderRefreshIfNeeded() -- schedule (or not) first refresh
 end
 
+function ReaderCoptListener:onConfigChange(option_name, option_value)
+    self.document.configurable[option_name] = option_value
+    self.ui:handleEvent(Event:new("StartActivityIndicator"))
+    return true
+end
+
 function ReaderCoptListener:onSetFontSize(font_size)
     self.document.configurable.font_size = font_size
 end

frontend/apps/reader/modules/readerkoptlistener.lua

@@ -1,6 +1,7 @@
 local EventListener = require("ui/widget/eventlistener")
 local Event = require("ui/event")
 local ReaderZooming = require("apps/reader/modules/readerzooming")
+local UIManager = require("ui/uimanager")
 local util = require("util")
 
 local ReaderKoptListener = EventListener:new{}
@@ -72,4 +73,11 @@ function ReaderKoptListener:onDocLangUpdate(lang)
     end
 end
 
+function ReaderKoptListener:onConfigChange(option_name, option_value)
+    self.document.configurable[option_name] = option_value
+    self.ui:handleEvent(Event:new("StartActivityIndicator"))
+    UIManager:setDirty("all", "partial")
+    return true
+end
+
 return ReaderKoptListener

frontend/dispatcher.lua

@@ -651,7 +651,7 @@ function Dispatcher:execute(ui, settings, gesture)
                             if v == r then value = settingsList[k].configurable.values[i] break end
                         end
                     end
-                    ui.document.configurable[settingsList[k].configurable.name] = value
+                    ui:handleEvent(Event:new("ConfigChange", settingsList[k].configurable.name, value))
                 end
             end
         end

frontend/ui/data/koptoptions.lua

@@ -22,7 +22,6 @@ end
 
 local KoptOptions = {
     prefix = "kopt",
-    needs_redraw_on_change = true,
     {
         icon = "appbar.rotation",
         options = {

frontend/ui/widget/configdialog.lua

@@ -959,8 +959,7 @@ function ConfigDialog:onShowConfigPanel(index)
 end
 
 function ConfigDialog:onConfigChoice(option_name, option_value)
-    self.configurable[option_name] = option_value
-    self.ui:handleEvent(Event:new("StartActivityIndicator"))
+    self.ui:handleEvent(Event:new("ConfigChange", option_name, option_value))
     return true
 end
 
@@ -982,18 +981,9 @@ function ConfigDialog:onConfigChoose(values, name, event, args, events, position
         -- Repainting may be delayed depending on options
         local refresh_dialog_func = function()
             self.skip_paint = nil
-            if self.config_options.needs_redraw_on_change then
-                -- Some Kopt document event handlers just save their setting,
-                -- and need a full repaint for kopt to load these settings,
-                -- notice the change, and redraw the document
-                UIManager:setDirty("all", "partial")
-            else
-                -- CreDocument event handlers do their own refresh:
-                -- we can just redraw our frame
-                UIManager:setDirty(self, function()
-                    return "ui", self.dialog_frame.dimen
-                end)
-            end
+            UIManager:setDirty(self, function()
+                return "ui", self.dialog_frame.dimen
+            end)
         end
         local when_applied_callback = nil
         if type(hide_on_apply) == "number" then -- timeout
@@ -1033,18 +1023,9 @@ function ConfigDialog:onConfigFineTuneChoose(values, name, event, args, events,
         -- Repainting may be delayed depending on options
         local refresh_dialog_func = function()
             self.skip_paint = nil
-            if self.config_options.needs_redraw_on_change then
-                -- Some Kopt document event handlers just save their setting,
-                -- and need a full repaint for kopt to load these settings,
-                -- notice the change, and redraw the document
-                UIManager:setDirty("all", "partial")
-            else
-                -- CreDocument event handlers do their own refresh:
-                -- we can just redraw our frame
-                UIManager:setDirty(self, function()
-                    return "ui", self.dialog_frame.dimen
-                end)
-            end
+            UIManager:setDirty(self, function()
+                return "ui", self.dialog_frame.dimen
+            end)
         end
         local when_applied_callback = nil
         if type(hide_on_apply) == "number" then -- timeout
@@ -1139,24 +1120,15 @@ function ConfigDialog:onConfigMoreChoose(values, name, event, args, name_text, m
             if self.skip_paint and not keep_skip_paint then
                 self.skip_paint = nil
             end
-            if self.config_options.needs_redraw_on_change then
-                -- Some Kopt document event handlers just save their setting,
-                -- and need a full repaint for kopt to load these settings,
-                -- notice the change, and redraw the document
-                UIManager:setDirty("all", "partial")
+            if self.skip_paint then
+                -- Redraw anything below the now hidden ConfigDialog
+                UIManager:setDirty("all", function()
+                    return "partial", self.dialog_frame.dimen
+                end)
             else
-                -- CreDocument event handlers do their own refresh:
-                -- we can just redraw our frame
-                if self.skip_paint then
-                    -- Redraw anything below the now hidden ConfigDialog
-                    UIManager:setDirty("all", function()
-                        return "partial", self.dialog_frame.dimen
-                    end)
-                else
-                    UIManager:setDirty(self, function()
-                        return "ui", self.dialog_frame.dimen
-                    end)
-                end
+                UIManager:setDirty(self, function()
+                    return "ui", self.dialog_frame.dimen
+                end)
             end
         end
         local hide_on_picker_show = more_options_param.hide_on_picker_show