lib/engine_prefs.rb

   1 require 'qtutils'
   2 require 'plugins/loader'
   3
   4 class EngineData < KDE::Dialog
   5   include Observable
   6
   7   def initialize(caption, parent, engine = nil)
   8     super(parent)
   9     self.caption = caption
  10     self.buttons = KDE::Dialog::Ok | KDE::Dialog::Cancel
  11
  12     page = Qt::Frame.new(self)
  13     layout = Qt::VBoxLayout.new(page)
  14
  15     tmp = Qt::HBoxLayout.new
  16     label = Qt::Label.new(KDE.i18n("&Name:"), page)
  17     tmp.add_widget(label)
  18     name = KDE::LineEdit.new(page)
  19     label.buddy = name
  20     tmp.add_widget(name)
  21     layout.add_layout(tmp)
  22
  23     tmp = Qt::HBoxLayout.new
  24     label = Qt::Label.new(KDE.i18n("&Type:"), page)
  25     tmp.add_widget(label)
  26     type = KDE::ComboBox.new(page)
  27     label.buddy = type
  28     loader = PluginLoader.new
  29     protocols = loader.get_all_matching(:engine).map do |klass|
  30       klass.data(:protocol)
  31     end.uniq
  32     protocols.each do |prot|
  33       type.add_item(prot)
  34     end
  35
  36     tmp.add_widget(type)
  37     layout.add_layout(tmp)
  38
  39     tmp = Qt::HBoxLayout.new
  40     label = Qt::Label.new(KDE.i18n("&Game:"), page)
  41     tmp.add_widget(label)
  42     games = Game.new_combo(page)
  43
  44     label.buddy = games
  45     tmp.add_widget(games)
  46     layout.add_layout(tmp)
  47
  48     tmp = Qt::HBoxLayout.new
  49     label = Qt::Label.new(KDE.i18n("&Path:"), page)
  50     tmp.add_widget(label)
  51     path = KDE::UrlRequester.new(page)
  52     label.buddy = path
  53     tmp.add_widget(path)
  54     layout.add_layout(tmp)
  55
  56     tmp = Qt::HBoxLayout.new
  57     label = Qt::Label.new(KDE.i18n("&Work directory:"), page)
  58     tmp.add_widget(label)
  59     workdir = KDE::UrlRequester.new(page)
  60     label.buddy = workdir
  61     tmp.add_widget(workdir)
  62     layout.add_layout(tmp)
  63
  64     if engine
  65       name.text = engine.name
  66       path.path = engine.path
  67       workdir.path = engine.workdir
  68       current = (0...games.count).
  69         map{|i| games.item_data(i).toString }.
  70         index(engine.game.class.data(:id).to_s)
  71       games.current_index = current if current
  72       current = protocols.index(engine.protocol)
  73       type.current_index = current if current
  74     end
  75
  76     self.main_widget = page
  77
  78     name.set_focus
  79
  80     on(:okClicked) do
  81       unless path.text.empty? or name.text.empty?
  82         protocol = type.current_text
  83         game = games.item_data(games.current_index).toString.to_sym
  84         fire :ok => {
  85           :name => name.text,
  86           :protocol => type.current_text,
  87           :game => game,
  88           :path => path.text,
  89           :workdir => workdir.text }
  90       end
  91     end
  92   end
  93 end
  94
  95 class EnginePrefs < KDE::Dialog
  96   def initialize(loader, parent)
  97     super(parent)
  98     @loader = loader
  99     self.caption = KDE.i18n("Configure Engines")
 100     self.buttons = KDE::Dialog::Ok | KDE::Dialog::Cancel
 101     widget = Qt::Frame.new(self)
 102
 103     layout = Qt::HBoxLayout.new(widget)
 104
 105     @list = Qt::ListView.new(widget)
 106     @list.model = Qt::StringListModel.new(
 107       @loader.map{|name, engine| name }, self)
 108
 109     # save loader state
 110     @engines = { }
 111     @loader.each do |name, engine|
 112       @engines[name] = engine
 113     end
 114
 115     layout.add_widget(@list)
 116
 117     buttons = Qt::VBoxLayout.new
 118     @add_engine = KDE::PushButton.new(
 119       KDE::Icon.new('list-add'), KDE.i18n("&New..."), widget)
 120     buttons.add_widget(@add_engine)
 121     @edit_engine = KDE::PushButton.new(
 122       KDE::Icon.new('configure'), KDE.i18n("&Edit..."), widget)
 123     buttons.add_widget(@edit_engine)
 124     @delete_engine = KDE::PushButton.new(
 125       KDE::Icon.new('list-remove'), KDE.i18n("&Delete"), widget)
 126     buttons.add_widget(@delete_engine)
 127
 128     buttons.add_stretch
 129     layout.add_layout(buttons)
 130
 131     @add_engine.on(:pressed) { add_engine }
 132     @edit_engine.on(:pressed) { edit_engine }
 133     @delete_engine.on(:pressed) { delete_engine }
 134 #     @list.on('itemDoubleClicked(QListWidgetItem*)') { edit_engine }
 135
 136     self.main_widget = widget
 137
 138     on(:okClicked) do
 139       @loader.update_entries(@engines)
 140     end
 141   end
 142
 143   def delete_engine
 144     index = current
 145     if index
 146       @list.model.remove_rows(index.row, 1)
 147     end
 148   end
 149
 150   def add_engine
 151     dialog = EngineData.new(KDE.i18n("New Engine"), self)
 152     dialog.observe(:ok) do |data|
 153       engine = @loader.engine.new(data)
 154       @engines[engine.name] = engine
 155       index = @list.model.row_count
 156       @list.model.insert_rows(index, 1)
 157       @list.model.set_data(@list.model.index(index, 0),
 158                            engine.name,
 159                            Qt::DisplayRole)
 160     end
 161     dialog.exec
 162   end
 163
 164   def edit_engine
 165     index = current
 166     if index
 167       old_name = @list.model.data(index, Qt::DisplayRole).toString
 168       old_engine = @engines[old_name]
 169       dialog = EngineData.new(KDE.i18n("Edit Engine"), self, old_engine)
 170       dialog.observe(:ok) do |data|
 171         engine = @loader.engine.new(data)
 172         if engine.name != old_name
 173           @engines.delete(old_name)
 174         end
 175         @engines[engine.name] = engine
 176         @list.model.set_data(index, engine.name, Qt::DisplayRole)
 177       end
 178       dialog.exec
 179     end
 180   end
 181
 182   def current
 183     indexes = @list.selection_model.selection.indexes
 184     unless indexes.empty?
 185       indexes.first
 186     end
 187   end
 188 end