Controlling the Visibility of Bands and Columns
- 2 minutes to read
The following operations allow end-users to change the visibility of bands:
Action | Effect |
|---|---|
Clicking items within the Quick Band Customization dropdown. | Shows or hides corresponding bands. |
Dragging band headers to the customization form. | Hides corresponding bands. End-users can invoke the customization form via the column header context menu. |
Dragging band headers and dropping them outside the band header panel. | Hides corresponding bands. This action can be performed when the OptionsCustomizing.BandHiding property is set to True or the customization form is displayed. |
Dragging band headers from the customization form and dropping them within the band header panel. | Shows corresponding bands. |
Note
Use the TreeList control’s OptionsCustomizing.BandCustomizing and OptionsCustomizing.BandMoving properties to prohibit end-users from moving bands or customizing them using the customization form. Use a band’s Options.Customizing and Options.Moving properties to prohibit moving or customizing individual bands. To respond to end-user changes made to the visibility of bands, handle the TreeList control’s OnBandPosChanged event.
The following operations allow end-users to change the visibility of columns:
Action | Effect |
|---|---|
Clicking items within the Quick Column Customization dropdown. | Shows or hides corresponding columns. |
Dragging column headers to the customization form. | Hides corresponding columns. |
Dragging column headers and dropping them outside the column header panel. | Hides corresponding columns. This action can be performed when the OptionsCustomizing.ColumnHiding property is set to True or the customization form is displayed. |
Dragging column headers from the customization form and dropping them within the column header panel. | Shows corresponding columns. |
Clicking the ‘Remove this Column’ item within the column header context menu. | Hides the column located under the mouse pointer. |
Note
Use the TreeList control’s OptionsCustomizing.ColumnCustomizing and OptionsCustomizing.ColumnMoving properties to prohibit end-users from moving columns or customizing them using the customization form. Use a column’s Options.Customizing and Options.Moving properties to prohibit moving or customizing individual columns. To respond to end-user changes made to the visibility of columns, handle the TreeList control’s OnColumnPosChanged event.