Given a GtkSelectionData object holding a list of targets, determines if any of the targets in targets can be used to provide rich text. Since 2.10
a GtkTextBuffer
TRUE if selection_data holds a list of targets, and a suitable target for rich text is included, otherwise FALSE.
See Implementation
Given a GtkSelectionData object holding a list of targets, determines if any of the targets in targets can be used to provide rich text. Since 2.10