TCnOpenFileDialog.Filter Property
Gets or sets the current file name filter string, which determines the choices that appear in the "Save as file type" or "Files of type" box in the dialog box.
published property Filter: String read GetFilter write SetFilter;
Property Value
The file filtering options available in the dialog box.
For each filtering option, the filter string contains a description of
the filter, followed by the vertical bar (|) and the filter pattern.
The strings for different filtering options are separated by the
vertical bar.
The following is an example of a filter
string:
Text files (*.txt)|*.txt|All files (*.*)|*.*
You can add several filter patterns to a filter by separating the file
types with semicolons, for example:
Image
Files(*.BMP;*.JPG;*.GIF)|*.BMP;*.JPG;*.GIF|All files (*.*)|*.*
Use the FilterIndex property to set which filtering option is shown first
to the user.