Box Group Attribute

// Box with a title.
[BoxGroup("Some Title")]
public string A;

[BoxGroup("Some Title")]
public string B;

// Box with a centered title.
[BoxGroup("Centered Title", centerLabel: true)]
public string C;

[BoxGroup("Centered Title")]
public string D;

// Box with a title received from a field.
[BoxGroup("$G")]
public string E = "Dynamic box title 2";

[BoxGroup("$G")]
public string F;

// No title
[BoxGroup]
public string G;

[BoxGroup]
public string H;

// A named box group without a title.
[BoxGroup("NoTitle", false)]
public string I;

[BoxGroup("NoTitle")]
public string J;

[BoxGroup("A Struct In A Box"), HideLabel]
public SomeStruct BoxedStruct;

public SomeStruct DefaultStruct;

[Serializable]
public struct SomeStruct
{
    public int One;
    public int Two;
    public int Three;
}

[BoxGroup("Titles", ShowLabel = false)]
[TitleGroup("Titles/First Title")]
public int A;

[BoxGroup("Titles/Boxed")]
[TitleGroup("Titles/Boxed/Second Title")]
public int B;

[TitleGroup("Titles/Boxed/Second Title")]
public int C;

[TitleGroup("Titles/Horizontal Buttons")]
[ButtonGroup("Titles/Horizontal Buttons/Buttons")]
public void FirstButton() { }

[ButtonGroup("Titles/Horizontal Buttons/Buttons")]
public void SecondButton() { }

[Button(ButtonSizes.Large)]
[FoldoutGroup("Buttons in Boxes")]
[HorizontalGroup("Buttons in Boxes/Horizontal")]
[BoxGroup("Buttons in Boxes/Horizontal/One")]
public void Button1() { }

[Button(ButtonSizes.Large)]
[BoxGroup("Buttons in Boxes/Horizontal/Two")]
public void Button2() { }

[Button]
[HorizontalGroup("Buttons in Boxes/Horizontal", Width = 60)]
[BoxGroup("Buttons in Boxes/Horizontal/Double")]
public void Accept() { }

[Button]
[BoxGroup("Buttons in Boxes/Horizontal/Double")]
public void Cancel() { }

[TitleGroup("Multiple Stacked Boxes")]
[HorizontalGroup("Multiple Stacked Boxes/Split")]
[VerticalGroup("Multiple Stacked Boxes/Split/Left")]
[BoxGroup("Multiple Stacked Boxes/Split/Left/Box A")]
public int BoxA;

[BoxGroup("Multiple Stacked Boxes/Split/Left/Box B")]
public int BoxB;

[VerticalGroup("Multiple Stacked Boxes/Split/Right")]
[BoxGroup("Multiple Stacked Boxes/Split/Right/Box C")]
public int BoxC, BoxD, BoxE;