Method: VR::TreeViewColumn#initialize

Defined in:
lib/treeview/columns/TreeViewColumn.rb

#initialize(view, model_col, sym, type) ⇒ TreeViewColumn

Returns a new instance of TreeViewColumn.



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# File 'lib/treeview/columns/TreeViewColumn.rb', line 5

def initialize(view, model_col, sym, type)
    super()
  self.title = sym.to_s.gsub("_", " ").split(' ').map {|w| w.capitalize }.join(' ') # My Title

    @view = view
    self.resizable = true
  cols = (type.is_a? Hash) ? type : {sym => type}
    cols.each_pair do |symb, type|
      a = [model_col, self, @view, symb]
      if type == Gdk::Pixbuf
        ren = VR::CellRendererPixbuf.new(*a)
        self.pack_start( ren, false )
        self.add_attribute( ren, :pixbuf,  model_col)
      elsif type == TrueClass
        ren = VR::CellRendererToggle.new(*a)
        self.pack_start( ren, false )
        self.add_attribute( ren, :active,  model_col)
      elsif type == VR::SpinCol
        ren = VR::CellRendererSpin.new(*a)
        self.pack_start( ren, false )
        self.add_attribute( ren, :adjustment,  model_col)
        self.set_cell_data_func(ren) do |col, renderer, model, iter|
          fmt = "%.#{renderer.digits}f"
          renderer.text = fmt % iter[renderer.model_col].value   
        end  
      elsif type == VR::ComboCol 
        r = VR::CellRendererCombo.new(*a)
        self.pack_start( r, false )
        self.set_cell_data_func(r) do |col, ren, model, iter|
          ren.text = iter[ren.model_col].selected.to_s
        end 
      elsif type == VR::ProgressCol 
        r = VR::CellRendererProgress.new(*a)
        self.pack_start( r, false )
        self.add_attribute( r, :value,  model_col)
      elsif type == DateTime 
        r = VR::CellRendererDate.new(*a)
        self.pack_start( r, false )
        self.set_cell_data_func(r) do |col, ren, model, iter|
          ren.text = iter[ren.model_col].strftime(ren.date_format)
        end
      elsif type == String or type == Float or type == Integer or type == Fixnum  
        r = VR::CellRendererText.new(*a)
        self.pack_start( r, false )
        self.add_attribute( r, :text,  model_col)
    else #user defined object

        r = VR::CellRendererObject.new(*a)
        self.pack_start( r, false )
        self.set_cell_data_func(r) do |col, ren, model, iter|
        ren.render_object(iter)
        end
      end
      model_col = model_col + 1
    end
end