Class: Sh::Browse

Inherits:
Object show all
Defined in:
lib/sh_browse.rb

Constant Summary collapse

@@instance = 
nil

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(view) ⇒ Browse

Returns a new instance of Browse.



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# File 'lib/sh_browse.rb', line 5

def initialize view
  Sh::Log.warning 'Instance of Browse already created!' if @@instance
  @@instance = self
  @tree = TreeView.new
  @tree.selection.mode = Gtk::SELECTION_MULTIPLE

  ren_artist = CellRendererText.new
  col_artist = TreeViewColumn.new('Songs', ren_artist)
  col_artist.set_cell_data_func(ren_artist) do |tvc, cell, model, iter|
    cell.text = ''
    data = iter[0]
    if data.is_a? Sh::Song
      if data.title
        cell.text = "%.2d\t%s" % [data.track_num, data.title]
      else
        cell.text = File.basename(data.path)
      end
    else
      cell.text = data.to_s
    end
  end
  @tree.append_column col_artist

  @model = TreeStore.new(Object, Array)
  @model.set_default_sort_func do |a, b|
    oa, ob = a[0], b[0]
    oa.to_s <=> ob.to_s
  end
  @model.set_sort_column_id(TreeSortable::DEFAULT_SORT_COLUMN_ID,
    Gtk::SORT_ASCENDING)
  @tree.model = @model

  GLib::Timeout.add(1000) do
    fill_model
    false
  end

  @tree.signal_connect('button-press-event') do |widget, event|
    # Right-click
    if event.button == 3
      path = @tree.get_path_at_pos(event.x, event.y).first
      data = @model.get_iter(path)[0]
      selection = @tree.selection
      selected_rows = selection.selected_rows
      clicked_in_selection = false
      selected_rows.each do |sel|
        clicked_in_selection = sel.indices == path.indices
        break if clicked_in_selection
      end

      unless clicked_in_selection
        # Change the selection
        selection.unselect_all
        selection.select_path(path)
        selected_rows = selection.selected_rows
      end

      #puts selected_rows

      if data.is_a? Sh::Song
        song = data
        menu = Menu.new
        
        Actions.get(:song).each do |action|
        pbtn = nil
        if action[:stock_image]
          pbtn = ImageMenuItem.new(action.name)
          pbtn.image = Image.new(action[:stock_image], IconSize::MENU)
        else
          pbtn = MenuItem.new(action.name)
         end
        menu.append pbtn
      if action.tags.include? :playlist
        pmnu = Gtk::Menu.new
        Sh::Playlists.load_playlists.each do |playlist|
          pbtn_playlist = Gtk::MenuItem.new playlist.name
          pbtn_playlist.signal_connect('activate') do |widget|
            action.execute song, playlist
          end
          pmnu.append pbtn_playlist
        end
        pbtn.submenu = pmnu
      else
        pbtn.signal_connect('activate') do |widget|
          action.execute song
        end
       end
        end
        
        menu.show_all
        menu.popup(nil, nil, event.button, event.time)
      end
    end
  end
  @tree.signal_connect('row_activated') do |widget, path, col|
    iter = @tree.model.get_iter(path)
    parent = iter.parent
    if iter[0].is_a? Song
      view.stop
      queue = []
      while iter.parent == parent
        queue << iter[0]
        iter.next!
      end
      prev = []
      iter = parent.first_child
      until iter.path.indices == path.indices
        prev << iter[0]
        iter.next!
      end
      queue.insert 0, *prev
      view.queue = queue
      view.queue_pos = prev.size
      view.play
    elsif not iter[1].empty?
      view.stop
      view.queue = iter[1].dup
      view.play
    end
  end

  @scroll = ScrolledWindow.new(nil, nil)
  @scroll.set_policy(POLICY_AUTOMATIC, POLICY_AUTOMATIC)
  @scroll.add @tree
end

Class Method Details

.instance ⇒ Object 



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# File 'lib/sh_browse.rb', line 131

def self.instance
  return @@instance
end

Instance Method Details

#fill_model ⇒ Object 



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# File 'lib/sh_browse.rb', line 204

def fill_model
  @artist_nodes = {}
  @model.clear

  Artist.each do |artist|
    artist_node = create_artist_node artist

    unknown_album_songs = []
    non_album_songs = []
    artist.songs.each do |song|
      if song.album.id == Album::UNKNOWN
        unknown_album_songs << song
      elsif song.album.id == Album::NON_ALBUM
        non_album_songs << song
      end
    end

    unless unknown_album_songs.empty?
      create_album_node artist_node, Album[Album::UNKNOWN], unknown_album_songs
    end
    unless non_album_songs.empty?
      create_album_node artist_node, Album[Album::NON_ALBUM], non_album_songs
    end

    artist.albums.each do |album|
      create_album_node artist_node, album, album.songs
    end

    artist_node[1] = artist_node[1].sort_by {|s| s.to_s}

    Kelp.process_events
  end
end

#insert_song(song) ⇒ Object 



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# File 'lib/sh_browse.rb', line 162

def insert_song song
  artist_node = album_node = nil

  if song.album.special_case?
    artist_node = @artist_nodes[song.artist.id]
  else
    artist_node = @artist_nodes[song.album.artist.id]
  end

  if artist_node and artist_node.has_child?
    iter = artist_node.first_child
    loop do
      if iter[0].id == song.album.id
        album_node = iter
        break
      else
        break unless iter.next!
      end
    end
  end

  # Artist node
  unless artist_node
    artist_node = create_artist_node song.artist
  end

  # Album node
  unless album_node
    album_node = create_album_node artist_node, song.album, []
  end

  artist_node[1] << song
  artist_node[1] = artist_node[1].sort_by{|s| s.to_s}
  album_node[1] << song
  album_node[1] = album_node[1].sort_by{|s| s.to_s}

  # Song node
  song_node = @model.append album_node
  song_node[0] = song
  song_node[1] = [song]
end

#remove_song(song) ⇒ Object 



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# File 'lib/sh_browse.rb', line 139

def remove_song song
  song_node = nil
  if song.is_a? TreeIter
    song_node = song
  else
    @model.each do |model, path, iter|
      if iter[0] == song
        song_node = iter
      end
    end
  end
  
  if song_node
    album_node = song_node.parent
    artist_node = album_node.parent
    @model.remove song_node
    album_node[1].delete song
    @model.remove album_node unless album_node.has_child?
    artist_node[1].delete song
    @model.remove artist_node unless artist_node.has_child?
  end
end

#widget ⇒ Object 



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# File 'lib/sh_browse.rb', line 135

def widget
  return @scroll
end