Converts widget coordinates to coordinates for the bin_window, as expected by e.g. gtk_icon_view_get_path_at_pos().
X coordinate relative to the widget
Y coordinate relative to the widget
return location for bin_window X coordinate
return location for bin_window Y coordinate
2.12
See Implementation
Converts widget coordinates to coordinates for the bin_window, as expected by e.g. gtk_icon_view_get_path_at_pos().