wait_is_target_available
Description:
Checks if a clipboard supports pasting data of a given type.
This function can be used to determine if a “Paste” menu item should be insensitive or not.
If you want to see if there’s text available on the clipboard, use gtk_clipboard_wait_is_text_available () instead.
Parameters:
| this | |
| target | A Atom indicating which target to look for. | 
Returns:
| true if the target is available, false otherwise. |