The ornamental design for a hangingparasol, as shown and described.
FIG. 1 is a front elevation view of a hanging parasol showing my new design;
FIG. 2 is a rear elevation view thereof;
FIG. 3 is a left side elevation view thereof;
FIG. 4 is a right side elevation view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a use state view thereof;
FIG. 8 is another use state view thereof;
FIG. 9 is another use state view thereof; and,
FIG. 10 is another use state view thereof.
The broken-line unshaded areas in the figures represent portions of the hanging parasol which form no part of the claimed design. The broken lines immediately adjacent the shaded areas represent boundaries between claimed and unclaimed areas.