ReadOnly: Boolean;
The ReadOnly property indicates whether the elements can be edited.
By default this property is set to True, it is impossible to edit elements in the tree of elelemnts. Element parameters can be changed using the Text, or ColumnText properties.
If the property is set to False, the elements can be edited To edit the elements it is necessary to select it and make single mouse click on the intersection of the selected element and necessary column. The value edit window should be opened in a few seconds.
See also: