fn get_cursor()

in src/platform_impl/linux/x11/util/cursor.rs [63:120]
45 lines of code
1 McCabe index (conditional complexity)

    fn get_cursor(&self, cursor: Option<CursorIcon>) -> ffi::Cursor {
        let cursor = match cursor {
            Some(cursor) => cursor,
            None => return self.create_empty_cursor(),
        };

        let load = |name: &[u8]| self.load_cursor(name);

        let loadn = |names: &[&[u8]]| self.load_first_existing_cursor(names);

        // Try multiple names in some cases where the name
        // differs on the desktop environments or themes.
        //
        // Try the better looking (or more suiting) names first.
        match cursor {
            CursorIcon::Alias => load(b"link\0"),
            CursorIcon::Arrow => load(b"arrow\0"),
            CursorIcon::Cell => load(b"plus\0"),
            CursorIcon::Copy => load(b"copy\0"),
            CursorIcon::Crosshair => load(b"crosshair\0"),
            CursorIcon::Default => load(b"left_ptr\0"),
            CursorIcon::Hand => loadn(&[b"hand2\0", b"hand1\0"]),
            CursorIcon::Help => load(b"question_arrow\0"),
            CursorIcon::Move => load(b"move\0"),
            CursorIcon::Grab => loadn(&[b"openhand\0", b"grab\0"]),
            CursorIcon::Grabbing => loadn(&[b"closedhand\0", b"grabbing\0"]),
            CursorIcon::Progress => load(b"left_ptr_watch\0"),
            CursorIcon::AllScroll => load(b"all-scroll\0"),
            CursorIcon::ContextMenu => load(b"context-menu\0"),

            CursorIcon::NoDrop => loadn(&[b"no-drop\0", b"circle\0"]),
            CursorIcon::NotAllowed => load(b"crossed_circle\0"),

            // Resize cursors
            CursorIcon::EResize => load(b"right_side\0"),
            CursorIcon::NResize => load(b"top_side\0"),
            CursorIcon::NeResize => load(b"top_right_corner\0"),
            CursorIcon::NwResize => load(b"top_left_corner\0"),
            CursorIcon::SResize => load(b"bottom_side\0"),
            CursorIcon::SeResize => load(b"bottom_right_corner\0"),
            CursorIcon::SwResize => load(b"bottom_left_corner\0"),
            CursorIcon::WResize => load(b"left_side\0"),
            CursorIcon::EwResize => load(b"h_double_arrow\0"),
            CursorIcon::NsResize => load(b"v_double_arrow\0"),
            CursorIcon::NwseResize => loadn(&[b"bd_double_arrow\0", b"size_bdiag\0"]),
            CursorIcon::NeswResize => loadn(&[b"fd_double_arrow\0", b"size_fdiag\0"]),
            CursorIcon::ColResize => loadn(&[b"split_h\0", b"h_double_arrow\0"]),
            CursorIcon::RowResize => loadn(&[b"split_v\0", b"v_double_arrow\0"]),

            CursorIcon::Text => loadn(&[b"text\0", b"xterm\0"]),
            CursorIcon::VerticalText => load(b"vertical-text\0"),

            CursorIcon::Wait => load(b"watch\0"),

            CursorIcon::ZoomIn => load(b"zoom-in\0"),
            CursorIcon::ZoomOut => load(b"zoom-out\0"),
        }
    }