Location: Symbol Reference > Types > TJwOnWindowProcCallBack Type
TJwOnWindowProcCallBack = function (Sender: TJwSecurityDescriptorDialog; PageType: TJwSecurityPageType; WindowHandle: hWnd; Msg: longint; ParamW: longint; ParamL: longint; var ProcessDefaultProc: boolean) : longint;
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Parameters |
Description |
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Sender |
Contains the dialog instance that called this callback message. |
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PageType |
defines which page has received the window message |
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WindowHandle |
contains the handle of the window that received the window message |
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Msg |
Contains the window message |
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ParamW |
Contains additional information about the message. |
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ParamL |
Contains additional information about the message. |
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ProcessDefaultProc |
defines whether message is forwarded to the default window proc (true) or not (false). |
The return value is used to return the status of the window message. The return value is only used if ProcessDefaultProc is false.
TJwOnWindowProcCallBack defines a callback function that is called every time a window message is processed to any supported window (see TJwSecurityPageType) in the ACL editor. This function is called before the default window proc of the window is processed.
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