Class: Tkri::Tabsbar

Inherits:
TkFrame
  • Object
show all
Defined in:
lib/tkri.rb

Overview

The tabsbar holds the buttons used to switch among the tabs.

Instance Method Summary collapse

Constructor Details

#initialize(tk_parent, tabs, configuration = {}) ⇒ Tabsbar

Returns a new instance of Tabsbar.



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# File 'lib/tkri.rb', line 665

def initialize(tk_parent, tabs, configuration = {})
  @tabs = tabs
  super(tk_parent, configuration)
  @buttons = []
  build_buttons
end

Instance Method Details

#build_buttons ⇒ Object 



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# File 'lib/tkri.rb', line 679

def build_buttons
  @buttons.each { |b| b.destroy }
  @buttons = []
  @tabs.each_with_index do |tab, i|
    b = TkButton.new(self, :text => (tab.topic || '<new>')).pack :side => 'left'
    b.configure Settings::get_configuration('tab_button')
    b.command { set_current_tab_by_index i }
    Tkri.attach_bindings b, 'tabbutton'
    @buttons << b
  end
  plus = TkButton.new(self, :text => '+').pack :side => 'left', :padx => 10
  plus.configure Settings::get_configuration('tab_button')
  plus.command { @tabs.new_tab }
  @buttons << plus
  set_current_tab_by_index @tabs.current_tab_as_index
end

#interactive_close_button_tab(e) ⇒ Object 



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# File 'lib/tkri.rb', line 696

def interactive_close_button_tab e
  if idx = @buttons.index(e.widget)
    @tabs.close @tabs.get(idx)
  end
end

#set_current_tab_by_index(new) ⇒ Object 



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# File 'lib/tkri.rb', line 672

def set_current_tab_by_index new
  @buttons.each_with_index do |b, i|
    b.relief = (i == new) ? 'sunken' : 'raised'
  end
  @tabs.set_current_tab_by_index new
end