Panel Content Region
A dock panel’s content region is the main panel element that displays the required descriptive text and may contain a set of child elements.

The table below lists the main members that affect element appearance and functionality:
| Characteristics | Members |
|---|---|
| Appearance | PopupControlStyles.Content (via DockPanelSettings.Styles.Content) |
| Content Text | PopupControlSettingsBase.Text (via DockPanelSettings.Text) |
| Content Elements | PopupControlSettingsBase.SetContent (via DockPanelSettings.SetContent) |
| External Content | PopupControlSettingsBase.ContentUrl (via DockPanelSettings.ContentUrl) |