Tag Archives: extender provider

Make a TextBox preview extender provider in C#

This example shows how to convert the TextBox preview techniques described in the last few posts into an extender provider. The previous examples showed the basic technique, but they were hard-wired to specific TextBox controls so they weren’t very flexible. … Continue reading

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Make an extender provider that validates required TextBoxes in C#

An extender provider provides properties and services for other controls and components on a form. For example, the ToolTip component is an extender provider. When you add one to a form, the other controls on the form get a new … Continue reading

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