Added more triggers for repainting

lib/cyberarm_engine/ui/element.rb

@@ -258,6 +258,8 @@ module CyberarmEngine
     end
 
     def enabled=(boolean)
+      root.gui_state.request_repaint if @enabled != boolean
+
       @enabled = boolean
 
       recalculate

lib/cyberarm_engine/ui/elements/edit_line.rb

@@ -80,16 +80,22 @@ module CyberarmEngine
           @show_caret = true
           @caret_last_interval = Gosu.milliseconds
 
+          root.gui_state.request_repaint
+
           publish(:changed, value)
         end
 
         if @last_caret_position != @text_input.caret_pos
           @last_caret_position = @text_input.caret_pos
+          root.gui_state.request_repaint
+
           @show_caret = true
           @caret_last_interval = Gosu.milliseconds
         end
 
         if Gosu.milliseconds >= @caret_last_interval + @caret_interval
+          root.gui_state.request_repaint
+
           @caret_last_interval = Gosu.milliseconds
 
           @show_caret = !@show_caret

lib/cyberarm_engine/ui/elements/progress.rb

@@ -77,9 +77,13 @@ module CyberarmEngine
       def value=(decimal)
         raise "value must be number" unless decimal.is_a?(Numeric)
 
+        old_value = @fraction
+
         @fraction = decimal.clamp(0.0, 1.0)
         update_background
 
+        root.gui_state.request_repaint if @fraction != old_value
+
         publish(:changed, @fraction)
         @fraction
       end

lib/cyberarm_engine/ui/gui_state.rb

@@ -57,7 +57,7 @@ module CyberarmEngine
         @menu.draw
       end
 
-      if @tip.value.length.positive?
+      if @tip && @tip.value.length.positive?
         Gosu.flush
 
         @tip.draw