Contents

#!/usr/bin/env ruby
# -*- mode: ruby; coding: utf-8; -*-
require 'ffi-ncurses'

include FFI::NCurses

def main
  my_wins = []
  my_panels = []
  lines = 10
  cols = 40
  y = 2
  x = 4

  begin
    initscr
    cbreak
    noecho

    # Create windows for the panels
    my_wins[0] = newwin(lines, cols, y, x)
    my_wins[1] = newwin(lines, cols, y + 1, x + 5)
    my_wins[2] = newwin(lines, cols, y + 2, x + 10)


    # Create borders around the windows so that you can see the effect
    # of panels
    my_wins.each_with_index do |win, i|
      box(win, 0, 0)
      mvwaddstr(win, 2, 2, "Window #{i}")
    end

    # Attach a panel to each window      Order is bottom up #
    my_panels[0] = new_panel(my_wins[0])        # Push 0, order: stdscr-0
    my_panels[1] = new_panel(my_wins[2])        # Push 1, order: stdscr-0-1
    my_panels[2] = new_panel(my_wins[1])        # Push 2, order: stdscr-0-1-2

    # Update the stacking order. panel 2 will be on top
    update_panels

    # Show it on the screen
    doupdate

    getch

    # bring panel 1 to top
    top_panel(my_panels[1])
    update_panels
    doupdate

    getch

    # hide panel 0
    hide_panel(my_panels[0])
    update_panels
    doupdate

    getch

    # show panel 0 again (on top)
    show_panel(my_panels[0])
    update_panels
    doupdate

    getch

    # put panel 0 back to bottom of stack
    bottom_panel(my_panels[0])
    update_panels
    doupdate

    getch

  rescue => e
    endwin
    raise
  ensure
    endwin
  end
end

main

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
ffi-ncurses-0.4.0	examples/panel_simple.rb