insert
Description:
Insert the given attribute into the `PangoAttrList`.
It will be inserted after all other attributes with a matching start_index.
Parameters:
| this |
a `PangoAttrList` |
| attr |
the attribute to insert |
Insert the given attribute into the `PangoAttrList`.
It will be inserted after all other attributes with a matching start_index.
| this |
a `PangoAttrList` |
| attr |
the attribute to insert |