| Appearance | String | Can be set to change visual styling. Possible values will be shown in the Appearances section if available | null | - | - |
| FlexWidth | Integer | How flexible the control's width can be made in relation to the other controls of the same parent | 1 | 0 | 100 |
| HasFocus | Boolean | Whether or not the page is focused | False | - | - |
| Header | String | Page title displayed on the very top | "" | - | - |
| HorizontalAlignment | HorizontalAlignment | Determines how the control is horizontally sized and positioned relative to its containing controls | Stretch | - | - |
| LabelWidth | Double | The width of the label part of this control or its subcontrols (if they don't override this value) in device-indepentent pixels | 105 | - | - |
| ShowErrors | Boolean | ShowErrors property | False | - | - |
| ShowSystemToolTips | Boolean | ShowSystemToolTips property | False | - | - |
| VerticalAlignment | VerticalAlignment | Determines how the control is vertically sized and positioned relative to its containing control | Stretch | - | - |
| Visible | Boolean | Whether the control is visible or not | True | - | - |
| VisibleExpression | String | Expression used for the Visible property | null | - | - |
| Width | Double | Fixed width of the control | NaN | - | - |
| WidthFraction | Double | The control width in relation to his layout width. | 1 | 0 | 1 |
