gdk4_sys

Function gdk_toplevel_begin_resize

Source 
pub unsafe extern "C" fn gdk_toplevel_begin_resize(
    toplevel: *mut GdkToplevel,
    edge: GdkSurfaceEdge,
    device: *mut GdkDevice,
    button: c_int,
    x: c_double,
    y: c_double,
    timestamp: u32,
)