Spread Windows Forms 11.0 Product Documentation
Showing or Hiding Filter Indicators
Spread Windows Forms 11.0 Product Documentation > Developer's Guide > Customizing Row or Column Interaction > Managing Filtering of Rows of User Data > Customizing Simple Filtering > Setting the Appearance of Filter Indicators > Showing or Hiding Filter Indicators

You can display for the user or hide from the user the filter indicators that appear in the column headers.

Using Code

  1. Set the AllowAutoFilter property.
  2. Set the ShowFilterIndicator property.

Example

This example displays the filter indicator and sets the filter strings.

C#
Copy Code
fpSpread1.ActiveSheet.Columns[1].AllowAutoFilter = true;
fpSpread1.ActiveSheet.RowFilter.ShowFilterIndicator = true;
fpSpread1.ActiveSheet.RowFilter.AllString = "Show All";
fpSpread1.ActiveSheet.RowFilter.BlanksString = "Show The Blanks";
fpSpread1.ActiveSheet.RowFilter.NonBlanksString = "Show The Non-Blanks";
VB
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fpSpread1.ActiveSheet.Columns(1).AllowAutoFilter = True
fpSpread1.ActiveSheet.RowFilter.ShowFilterIndicator = True
fpSpread1.ActiveSheet.RowFilter.AllString = "Show All"
fpSpread1.ActiveSheet.RowFilter.BlanksString = "Show The Blanks"
fpSpread1.ActiveSheet.RowFilter.NonBlanksString = "Show The Non-Blanks"
See Also