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Returns the index of the form that is currently being displayed.
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Syntax:
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MainDisplay(generation)
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Parameters:
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generation: A number that represents the task's hierarchic position in the runtime task tree. 0 represents the current task, 1 its immediate ancestor, and so on.
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Returns:
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The form index identifier as displayed in the Form Editor.
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Example:
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The current task has two forms with form index identifiers 2 and 3. If the form displayed has 3, the MainDisplay returns 3.
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Note:
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If the Open task window property is set to No, this function returns 0.
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See also:
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The Online and Rich Client Samples projects (program TF11 and RTF11)
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