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ITaskbarList3::SetTabActive method

Informs the taskbar that a tab or document window has been made the active window.

Syntax


HRESULT SetTabActive(
  [in]  HWND hwndTab,
  [in]  HWND hwndMDI,
  [in]  DWORD dwReserved
);

Parameters

hwndTab [in]

Type: HWND

Handle of the active tab window. This handle must already be registered through ITaskbarList3::RegisterTab. This value can be NULL if no tab is active.

hwndMDI [in]

Type: HWND

Handle of the application's main window. This value tells the taskbar which group the thumbnail is a member of. This value is required and cannot be NULL.

dwReserved [in]

Type: DWORD

Reserved; set to 0.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Minimum supported client

Windows 7 [desktop apps only]

Minimum supported server

Windows Server 2008 R2 [desktop apps only]

Header

Shobjidl.h

IDL

Shobjidl.idl

Library

Explorerframe.lib

DLL

Explorerframe.dll

See also

ITaskbarList
ITaskbarList2
ITaskbarList3
ITaskbarList3::RegisterTab
ITaskbarList3::SetTabOrder
ITaskbarList3::UnregisterTab
Taskbar Extensions

 

 

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