Class: Kang::View

Inherits:

Object

• Object
• Kang::View

Defined in:

lib/kang.rb

Instance Method Summary

• #initialize(controller, reg_text = "", match_text = "") ⇒ View constructor

  A new instance of View.

• #remove_tag ⇒ Object
• #start ⇒ Object
• #update_match_groups(groups) ⇒ Object
• #update_status(message) ⇒ Object
• #update_tag(tag_begin, tag_end) ⇒ Object

Constructor Details

#initialize(controller, reg_text = "", match_text = "") ⇒ View

Returns a new instance of View.

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

def initialize(controller,reg_text="",match_text="")
  @controller = controller
  @window = Gtk::Window.new(Gtk::Window::TOPLEVEL)
  @window.set_title  "Kang"
  @window.border_width = 10
  @window.set_size_request(600, 400)
  @window.signal_connect('delete_event') { Gtk.main_quit }

  wintop = Gtk::ScrolledWindow.new
  wintop.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_ALWAYS)

  winbottom = Gtk::ScrolledWindow.new
  winbottom.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_ALWAYS)

  @statusbar = Gtk::Statusbar.new
  @statusbar.push(0,"")

  @regview = Gtk::TextView.new
  @regview.buffer.text = reg_text

  @matchview = Gtk::TextView.new
  @matchview.buffer.text = match_text

  @matchview.buffer.create_tag("colors",{ "foreground" => "green", "background" => "gray" })

  wintop.add(@regview)
  winbottom.add(@matchview)

  @list_store = Gtk::ListStore.new(Integer, String)
  treeview = Gtk::TreeView.new(@list_store)
  column0 = Gtk::TreeViewColumn.new("#",Gtk::CellRendererText.new, {:text => 0})
  column1 = Gtk::TreeViewColumn.new("Match",Gtk::CellRendererText.new, {:text => 1})
  treeview.append_column(column0)
  treeview.append_column(column1)
  treeview.selection.mode = Gtk::SELECTION_NONE

  vpaned = Gtk::VPaned.new
  vpaned.add1(wintop)
  vpaned.add2(winbottom)
  vpaned.set_size_request(400,400)
  hpaned = Gtk::HPaned.new
  hpaned.add1(vpaned)
  hpaned.add2(treeview)
  vbox = Gtk::VBox.new(false,0)
  vbox.pack_start(hpaned,true,true,0)
  vbox.pack_start(@statusbar,false,false,0)
  @window.add(vbox)

  @regview.signal_connect("key-release-event") {|view,event| @controller.key_up_reg(view,event,view.buffer.text)}
  @matchview.signal_connect("key-release-event") {|view,event| @controller.key_up_match(view,event,view.buffer.text)}
end

Instance Method Details

#remove_tag ⇒ Object

# File 'lib/kang.rb', line 217

def remove_tag
  buffer = @matchview.buffer
  bstart = buffer.get_iter_at_offset(0)
  bend = buffer.get_iter_at_offset(buffer.text.size)
  @matchview.buffer.remove_tag("colors",bstart,bend)
end

#start ⇒ Object

# File 'lib/kang.rb', line 191

def start
  @window.show_all
  begin
    Gtk.main
  rescue SystemExit, Interrupt
    exit(0)
  end
end

#update_match_groups(groups) ⇒ Object

# File 'lib/kang.rb', line 212

def update_match_groups(groups)
  @list_store.clear
  groups.each_with_index{|item,i| iter = @list_store.append; iter[0]=i;iter[1]=item}
end

#update_status(message) ⇒ Object

# File 'lib/kang.rb', line 207

def update_status(message)
  @statusbar.pop(0)
  @statusbar.push(0,message)
end

#update_tag(tag_begin, tag_end) ⇒ Object

# File 'lib/kang.rb', line 200

def update_tag(tag_begin,tag_end)
  remove_tag
  b = @matchview.buffer.get_iter_at_offset(tag_begin)
  e = @matchview.buffer.get_iter_at_offset(tag_end)
  @matchview.buffer.apply_tag("colors",b,e)
end