TextUserInterfaces.jl

textui.jl

using InteractiveUtils
using TextUserInterfaces

function main()
    init_tui()
    w, c = create_window_with_container(border=true, title="MyFirstUI")
    label_1 = @tui_label(
        parent = c, left = 0, top = 0,
        text = "This app is created based on TextUserInterfaces.jl"
    )
    label_2 = @tui_label(
        parent = c, anchor_left = (label_1, :left), anchor_top = (label_1, :bottom),
        text = "Press <Tab> key to select button and press <Enter> key to execute function"
    )
    button_container = @tui_container(
        parent = c,
        border = true,
        anchor_top = (label_2, :bottom),
        anchor_left = (label_1, :left),
        anchor_right = (:parent, :right),
        height = 3,
    )
    function do_something(w, k)
        k.ktype != :enter && return nothing
        msg = sprint(versioninfo)
        change_text(canvas, msg)
    end
    function clear_msg(w, k)
        k.ktype != :enter && return nothing
        change_text(canvas, "")
    end
    versioninfo_button = @tui_button(
        parent = button_container,
        left = 1, top = 1,
        label = "show versioninfo",
        signal = (key_pressed, do_something)
    )
    clear_button = @tui_button(
        parent = button_container,
        anchor_left = (versioninfo_button, :right),
        anchor_top = (versioninfo_button, :top),
        label = "Clear",
        signal = (key_pressed, clear_msg)
    )
    canvas = @tui_ansi_label(
        parent = c,
        anchor_left = (button_container, :left),
        anchor_top = (button_container, :bottom),
        anchor_bottom = (:parent, :bottom),
        anchor_right = (:parent, :right),
        text = "Canvas"
    )
    app_main_loop()
end

main()

Usage

$ julia textui.jl

Result