Calls a message handler directly, bypassing the message queue.
Source position: controls.pp line 1664
public function TControl.Perform( |
Msg: Cardinal; |
WParam: PtrInt; |
LParam: PtrInt |
):PtrInt; |
Msg |
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Control message constant for the message executed in the method. |
WParam |
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Parameter with a handle or Integer value (not necessarily 16-bits any more). |
LParam |
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Parameter with a Pointer to its value (not necessarily 32-bits any more). |
Result value from the WindowProc routine.
Perform is a method used to pass a message to the processing loop for the control.
Values in the Msg, WParam, and LParam arguments are stored in a TLMessage instance and passed as an argument to the routine in the WindowProc property. The return value is the LRESULT returned from the WindowProc routine.
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The handler for all messages. |
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Method type for WindowProc handlers. |
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