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Signals an OnHelp event handler.
Source position: forms.pp line 1481
protected function TApplication.DoOnHelp( |
Command: Word; |
Data: PtrInt; |
var CallHelp: Boolean |
):Boolean; virtual; |
Command |
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Help command to handle in the event handler(s). |
Data |
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Pointer to the help data used in the event handler(s). |
True when the message was handled.
Signals the OnHelp message handler. DoOnHelp tries the OnHelp handlers for the active form and the Application, as well as handler routines added for the ahtHelp handler type.
DoOnHelp is called from the HelpCommand method.
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Event handler signalled when help is requested in the application. |
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Types of Application notification handlers. |