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kc3-lang/kc3/kmsg/kmsg.kc3

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  • kmsg/kmsg.kc3 
  • #!/usr/bin/env ikc3
defmodule Kmsg do

  require Gtk4
  require Gtk4.ActionMap
  require Gtk4.Application
  require Gtk4.ApplicationWindow
  require Gtk4.Box
  require Gtk4.Button
  require Gtk4.Frame
  require Gtk4.Label
  require Gtk4.ListBox
  require Gtk4.Menu
  require Gtk4.MenuItem
  require Gtk4.Paned
  require Gtk4.ScrolledWindow
  require Gtk4.SimpleAction
  require Gtk4.TextView
  require Gtk4.Widget
  require Gtk4.Window
  require List

  def on_connect_ok = fn (action, void){
   puts("Kmsg.connect_ok")
  }

  def on_connect = fn (action, void) {
    puts("Kmsg.connect")
    window = Gtk4.Window.new()
    Gtk4.Window.set_title(window, "Kmsg: Connect")
    vbox = Gtk4.Box.new(:vertical, 1)
    hbox = Gtk4.Box.new(:horizontal, 0)
    label = Gtk4.Label.new("Host")
    button = Gtk4.Button.new_with_label("Ok")
    entry = Gtk4.Entry.new()
    Gtk4.Box.append(hbox, label)
    Gtk4.Box.append(hbox, entry)
    Gtk4.Box.append(vbox, hbox)
    Gtk4.Box.append(vbox, button)
    Gtk4.Window.set_child(window, vbox)
    Gtk4.Window.present(window)
  }

  def on_send = fn (action, %{window: window,
                              text_view_w: text_view_w}) {
    message = Gtk4.TextView.get_text(text_view_w)
    puts("Kmsg.send #{inspect(message)}")
    Gtk4.TextView.set_text(text_view_w, "")
  }

  def activate = fn (app, void) {
    window = Gtk4.ApplicationWindow.new(app)
    Gtk4.Window.set_title(window, "Kmsg")
    Gtk4.Window.set_default_size(window, (Uw) 640, (Uw) 480)
    paned = Gtk4.Paned.new(:horizontal)
    Gtk4.Widget.set_size_request(paned, 200, 200);
    scrolled_window1 = Gtk4.ScrolledWindow.new()
    channels = Gtk4.ListBox.new()
    labels1 = List.map(List.count(20), fn (x) {
      label = Gtk4.Label.new("Label")
      Gtk4.Widget.set_halign(label, :start)
      Gtk4.ListBox.append(channels, label)
      label
    })
    Gtk4.ScrolledWindow.set_child(scrolled_window1, channels)
    Gtk4.Paned.set_start_child(paned, scrolled_window1)
    Gtk4.Paned.set_resize_start_child(paned, true)
    Gtk4.Paned.set_shrink_start_child(paned, false)
    box1 = Gtk4.Box.new(:vertical, 0)
    scrolled_window2 = Gtk4.ScrolledWindow.new()
    list_box = Gtk4.ListBox.new()
    Gtk4.Widget.set_vexpand(list_box, true)
    labels2 = List.map(List.count(200), fn (x) {
      label = Gtk4.Label.new("<b>thodg</b>: Message <i>with <b>markup</b></i> !")
      Gtk4.Label.set_use_markup(label, true)
      Gtk4.Widget.set_halign(label, :start)
      Gtk4.ListBox.append(list_box, label)
      label
    })
    Gtk4.Paned.set_resize_end_child(paned, false)
    Gtk4.Paned.set_shrink_end_child(paned, false)
    Gtk4.ScrolledWindow.set_child(scrolled_window2, list_box)
    Gtk4.Box.append(box1, scrolled_window2)
    box2 = Gtk4.Box.new(:horizontal, 0)
    Gtk4.Box.append(box1, box2)
    Gtk4.Paned.set_end_child(paned, box1)
    Gtk4.Window.set_child(window, paned)
    text_view_w = Gtk4.TextView.new()
    Gtk4.TextView.set_monospace(text_view_w, true)
    Gtk4.Widget.set_hexpand(text_view_w, true)
    Gtk4.Box.append(box2, text_view_w)
    button = Gtk4.Button.new_with_label("Send")
    Gtk4.signal_connect(button, "clicked", Kmsg.on_send,
      %{window: window, text_view_w: text_view_w})
    Gtk4.Box.append(box2, button)
    Gtk4.Paned.set_position(paned, 240);
    connect_action = Gtk4.SimpleAction.new("connect", Kmsg.on_connect, void)
    Gtk4.ActionMap.add_action(app, connect_action)
    Gtk4.Application.set_accel_for_action(app, "app.connect", "<Control>N");
    menu = Gtk4.Menu.new()
    file_menu = Gtk4.Menu.new()
    item = Gtk4.MenuItem.new("Connect", "app.connect")
    Gtk4.Menu.append_item(file_menu, item)
    Gtk4.Menu.append_section(menu, "File", file_menu)
    Gtk4.Application.set_menubar(app, menu)
    Gtk4.Window.present(window)
  }

  def main = fn () {
    puts("Kmsg.main: starting, please wait...")
    Gtk4.init()
    app = Gtk4.Application.new("Kmsg", "io.kmx.kmsg")
    Gtk4.signal_connect(app, "activate", Kmsg.activate, void)
    status = Gtk4.Application.run(app)
    puts("Kmsg.main: exiting: #{inspect(status)}")
    Gtk4.Application.delete(app)
    status
  }

end
Kmsg.main()