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| Text Viewer: _validFile |
| Only used internally by custom models. |
| Syntax | |
| Details |
Syntax |
| CALL NOTIFY (viewer-name, '_validFile', is-valid); |
| Argument | Type | Description | |
|---|---|---|---|
| is-valid |
N | specifies a value indicating whether the file, catalog entry, or other data source is valid: | |
| 1 | valid | ||
| 0 | invalid | ||
| Details |
The _validFile method is called internally by the model attached to the viewer and is called only if you have created your own model. In this case, the model should call _validFile when it determines whether the data source is valid or not. For an example, see the Text Model Template class.
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