lib/newgame.rb

   1 require 'qtutils'
   2
   3 class NewGame < KDE::Dialog
   4   include Observable
   5
   6   def initialize(parent, engine_loader)
   7     super(parent)
   8     self.caption = KDE.i18n("New game")
   9     self.buttons = KDE::Dialog::Ok | KDE::Dialog::Cancel
  10
  11     @widget = Qt::Widget.new(self)
  12
  13     @engine_loader = engine_loader
  14     @games = KDE::ComboBox.new(@widget) do
  15       self.editable = false
  16       Game.each do |id, game|
  17         add_item(game.class.data(:name), id.to_s)
  18       end
  19     end
  20     @players = { }
  21
  22     @layout = Qt::VBoxLayout.new(@widget)
  23     @layout.add_widget(@games)
  24
  25     @games.on('currentIndexChanged(int)') do |index|
  26       update_players(index)
  27     end
  28
  29     update_players(@games.current_index)
  30
  31     self.main_widget = @widget
  32
  33     on(:okClicked) do
  34       engines = { }
  35       humans = []
  36       g = game
  37       g.players.each do |player|
  38         # iterate over the player array to preserve order
  39         combo = @players[player]
  40         data = combo.item_data(combo.current_index).to_a
  41         if data.first == 'engine'
  42           engine_name = data[1]
  43           engines[player] = engine_loader[engine_name]
  44         else
  45           humans << player
  46         end
  47       end
  48       fire :ok => {
  49         :game => game,
  50         :engines => engines,
  51         :humans => humans }
  52     end
  53   end
  54
  55   def update_players(index)
  56     @players.each {|player, combo| combo.dispose }
  57     @players = { }
  58     g = game(index)
  59     engines = @engine_loader.find_by_game(g)
  60     g.players.each do |player|
  61       combo = KDE::ComboBox.new(@widget) do
  62         self.editable = false
  63         add_item(KDE.i18n('Human'), Qt::Variant.new(['human']))
  64       end
  65       engines.each do |id, engine|
  66         combo.add_item(engine.name, Qt::Variant.new(['engine', engine.name]))
  67       end
  68       @players[player] = combo
  69       @layout.add_widget(combo)
  70     end
  71   end
  72
  73   def game(index = nil)
  74     index = @games.current_index if index.nil?
  75     game_id = @games.item_data(index).toString.to_sym
  76     Game.get(game_id)
  77   end
  78 end