FileDialog.HookProc(IntPtr, Int32, IntPtr, IntPtr) Method
Definition
Important
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Defines the common file dialog hook procedure that is overridden to add common functionality to a file dialog.
protected:
override IntPtr HookProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam);[System.Security.SecurityCritical]
protected override IntPtr HookProc (IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam);protected override IntPtr HookProc (IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam);[<System.Security.SecurityCritical>]
override this.HookProc : nativeint * int * nativeint * nativeint -> nativeintoverride this.HookProc : nativeint * int * nativeint * nativeint -> nativeintProtected Overrides Function HookProc (hwnd As IntPtr, msg As Integer, wParam As IntPtr, lParam As IntPtr) As IntPtrParameters
- hwnd
-
IntPtr
nativeint
Window handle for the Win32 dialog.
- msg
- Int32
Message to be processed by the Win32 dialog.
- wParam
-
IntPtr
nativeint
Parameters for dialog actions.
- lParam
-
IntPtr
nativeint
Parameters for dialog actions.
Returns
IntPtr
nativeint
Returns Zero to indicate success; otherwise, a non-zero value is returned to indicate failure.
- Attributes
Applies to
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