IShellPaneContainer is a common interface for the embedded bottom pane and right pane. The interface enables managing the pane content, size and visibility.
|  AddTab | Creates a new tab and adds it to the collection of tabs. | 
|  Focus | Sets the window focus to this window. | 
|  GetSelectedTab | Gets the selected (active) tab. | 
|  GetTab | Gets the tab with the specified tab id. | 
|  GetTabIds | Gets the tab IDs as a string list. | 
|  SetDefaultSize | Sets the embedded pane default size. | 
|  SetDefaultVisibility | Sets tha embedded pane's default visibility. | 
|  Available | Resolves whether or not the pane is available. | 
|  Content | Not implemented. | 
|  Events | Returns the event registering interface for the IShellPaneContainer interface. | 
|  IsFocused | True if the window is focused. | 
|  Minimized | The minimized state of the pane. | 
|  ShellFrame | Returns a reference to the IShellFrame which owns this IShellPaneContainer. | 
|  Size | Sets or returns the pane size. With bottom pane the height is affected and in the right pane the width. | 
|  TabTitleSize | Gets the tab title width or height in pixels (depending on the pane orientation). | 
|  Visible | Sets or returns the pane's visibility status in the current context. |