`TGridColumn` |
pt | ro | IsDefaultFont
| ro | Grid
| ro | WidthChanged
pl |  | Alignment
pl |  | ButtonStyle
pl |  | Color
pl |  | DropDownRows
pl |  | Expanded
pl |  | Font
pl |  | Layout
pl |  | MinSize
pl |  | MaxSize
pl |  | PickList
pl |  | ReadOnly
pl |  | SizePriority
pl |  | Title
pl |  | Width
pl |  | Visible
pl |  | ValueChecked
pl |  | ValueUnchecked
`TCollectionItem` |
| ro | UpdateCount
|  | Collection
| ro | ID
|  | Index
|  | DisplayName
`TPersistent` |
`TObject` |

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