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 TCM_ADJUSTRECT

Calculates a tab control's display area given a window rectangle, or calculates the window rectangle that would correspond to a specified display area. You can send this message explicitly or by using the TabCtrl_AdjustRect macro.

Syntax

To send this message, call the SendMessage function as follows.

    lResult = SendMessage(       // returns LRESULT in lResult 
        (HWND) hWndControl,      // handle to destination control 
        (UINT) TCM_ADJUSTRECT,   // message ID 
        (WPARAM) wParam,         // = (WPARAM) (BOOL) fLarger;
        (LPARAM) lParam          // = (LPARAM) (LPRECT) prc; 
    );  

Parameters

• fLarger
  Operation to perform. If this parameter is TRUE, prc specifies a display rectangle and receives the corresponding window rectangle. If this parameter is FALSE, prc specifies a window rectangle and receives the corresponding display area.
• prc
  Pointer to a RECT structure that specifies the given rectangle and receives the calculated rectangle.

Return Value

No return value.

Remarks

This message applies only to tab controls that are at the top. It does not apply to tab controls that are on the sides or bottom.

Message Information

• Header commctrl.h
• Minimum operating systems Windows NT 3.51, Windows 95

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Notebook exported on Monday, 7 July 2008, 18:56:50 PM Eastern Daylight Time