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Handler signalled when the form is deactivated (loses focus).
Source position: forms.pp line 802
public property TCustomForm.OnDeactivate : TNotifyEvent |
OnDeactivate is a TNotifyEvent property which contains an event handler signalled when a form is deactivated (loses focus). OnDeactivate is signalled from the Deactivate method (when assigned), and occurs when the CM_DEACTIVATE message is handled in the CMDeactivate method. OnDeactivate is signalled each time the focus is changed from the current form instance to another form instance in the application.
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Performs actions when the form loses focus. |
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Handles the LM_ACTIVATE message which activates or deactivates the form. |
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Handler signalled when the form instance receives focus. |
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Handler called when the form becomes visible. |
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Handler called when the form is being hidden. |
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Event handler signalled when a Deactivate message is handled in the application. |
| Version 4.0 | Generated 2025-05-03 | Home |