====== Workflow ======
==== 2, Make an UI Holder(Panel) ====

=== Part1 ===
  - Add an new ui panel type which refer to an ui panle category onto UIHandler.cs
      - <code c#>public enum UIPanelType {
	/// <summary>
	/// Basic  = 101
	/// Global = 200
	/// Map    = 1000
	/// Battle = 2000
	/// </summary>

	None = 0,

	//Basic ---------------------------------------------------
	[UIPrefabDesc("UI_DialogBG_A_0", UIPanelClass.Basic)]
	[UIPrefabDesc("UI_DialogBG_A_25", UIPanelClass.Basic)]
	[UIPrefabDesc("UI_DialogBG_Nomal_75", UIPanelClass.Basic)]
	DialogBG = 51,
	[UIPrefabDesc("UI_CheckDialog", UIPanelClass.Dlg, UIEnum_DlgBG.Normal)]
	CheckDialog = 52,
        ...
        ...
        [UIPrefabDesc("UI_Samples", UIPanelClass.Test)]
        Samples = 10000,
}</code>
  - Update the uiscenedefault.txt with setting current panel as the original scene's default ui
    * {{:1_guide:1_guide_2_makeholder_1.png?450}}
  - Update the uilayerpanel.txt
    * {{:1_guide:1_guide_2_makeholder_2.png?450}}
    * For example, the DefaultInfo panel will set Root_General2 as its parent transform(The default root for panels is Root_General){{:1_guide:1_guide_2_makeholder_3.png?450}}
=== Part2 ===
  - Create a binder script.
  - Create a handler script which is partical class.
    * {{:1_guide:1_guide_2_makeholder_4.png?250}}
    * {{:1_guide:1_guide_2_makeholder_6.png?400}}
  - Make a prefab with the UIHolder component addon, then put it under a Resources folder.
    * It should be like this.
    * {{:1_guide:1_guide_2_makeholder_5.png?500}}

Run the entry.unity and you will see the ui panels made just now.
  * Make sure the StartGameState is Test.
  * {{:1_guide:1_guide_9.png?500}}