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RAD Studio VCL Reference
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Controls.TAlignInsertBeforeEvent Type
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RAD Studio VCL Reference
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TAlignInsertBeforeEvent is the function type for an OnAlignInsertBefore event.
TAlignInsertBeforeEvent = function (Sender: TWinControl; C1, C2: TControl): Boolean of object;
(Sender: TWinControl; C1, C2: TControl): Boolean ( TAlignInsertBeforeEvent)();
CustomAlignInsertBefore triggers the OnAlignInsertBefore event. OnAlignInsertBefore occurs for each pair of child controls with an Align property of alCustom. It can determine the order in which custom-aligned child controls are placed. OnAlignInsertBefore returns true if C2 should be presented before C1, and false otherwise.
TAlignInsertBeforeEvent has the following parameters:
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Value |
Meaning |
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Sender |
Parent control. |
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C1 |
First control to be ordered. |
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C2 |
Second control to be ordered. |
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