Ask qml-box2d how to add body to world via function

[subzaku]

hi everyone
i currently creating a game using qml and qml-box2d

i have problem about how to add a body to world via function
in my case i want to add body(box) when i click the screen,
with the x and y of the box is set to the place where we click the screen

can anyone help me solve this problem please?