Subclassing and Hooking with Visual Basic

Name

CreateWindowEx

Synopsis

Creates a window:

Public Declare Function CreateWindowEx Lib "user32" Alias "CreateWindowExA" _
		(ByVal dwExStyle As Long, ByVal lpClassName As String, _
		ByVal lpWindowName As String, ByVal dwStyle As Long, _
		ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, _
		ByVal nHeight As Long, ByVal hWndParent As Long, _
		ByVal hMenu As Long, ByVal hInstance As Long, lpParam As Any) As Long

dwExStyle

One or more extended styles of the window ORed together

WS_EX_APPWINDOW

A top-level window is placed on the taskbar when the window is visible.

WS_EX_CLIENTEDGE

Specifies a window with a border and a sunken edge.

WS_EX_DLGMODALFRAME

Specifies a window with a double border.

WS_EX_NOACTIVATE

Used in Windows 2000 to specify a window that a user cannot make the foreground window.

WS_EX_NOPARENTNOTIFY

Specifies a child window that does not send the WM_PARENTNOTIFY message to its parent window.

WS_EX_OVERLAPPEDWINDOW

Equivalent to (WS_EX_CLIENTEDGE OR WS_EX_WINDOWEDGE).

WS_EX_STATICEDGE

Specifies a window that has a three-dimensional border but does not take user input.

WS_EX_TOPMOST

Specifies a window that should always be placed on top of other windows that are set to be top-most windows.

WS_EX_WINDOWEDGE

Specifies a window with a border and a raised edge.

lpClassName

A string containing the name of the class from which this window inherits

lpWindowName

A string displayed in the title bar of the window

dwStyle

One or more window styles or control styles OR