OnActiveControlChange event
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OnActiveControlChange event
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| acAppEvents component.
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| property OnActiveControlChange: TNotifyEvent;
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| OnActiveControlChange occurs immediately after input focus changes to a new windowed control.
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| Write an OnActiveControlChange event handler to take specific action when input focus changes to a new control. The change in focus may be within the active form, or across forms to a new form that then becomes the active form.
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| When focus moves from one control to another, the following events occur.
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| 1 If the new focused control is in a different form, focus moves to the new form.
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| 2 Focus moves to the new active control.
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| 3 If the active form changed, an OnActiveFormChange event occurs.
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| 4 An OnActiveControlChange event occurs.
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| OnActiveFormChange event.
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