Vba example updating a text box
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The next example demonstrates how to cancel keystrokes as they are typed.If the character typed is not within the specified range, the procedure cancels it by setting For More Information See "Responding to Keyboard Events" in "Responding to Mouse and Keyboard Events" for more information about the Key Press event.
Top of Page An unbound text box is not connected to a field in a table or query.By default, you can enter up to 2048 characters in a text box.If you set the Multi Line property of the control to True, you can enter up to 32K of text.Another way to create an unbound text box is by first creating a bound text box by dragging a field from the Field List pane onto the form or report, and then deleting the value in its Control Source property.If you do this in Design view, the text box will display "Unbound" instead of the field name.When text exceeds the boundaries of the control, you can allow the control to automatically wrap text by setting the Multi Line property to True and add scroll bars by setting the Scroll Bars property to add either a horizontal or vertical scroll bar, or both.
Automatic text wrapping will be unavailable, however, if you add a horizontal scroll bar because the horizontal edit area is increased by the presence of the scroll bar.
After Max Length is exceeded, the system emits a beep and the text box does not accept any further characters.
You can use the Key Press event to restrict or transform characters as they are typed. This argument is an integer that represents the numeric (ASCII) equivalent of the character typed in the text box.
In Layout view, the text box will no longer display data — in fact, it will be blank.
Top of Page Regardless of how you create a text box, certain properties need to be set so that the text box works and appears the way that you want.
This article explains how to create and use a text box and also explains some important text box properties.