Class: RubyCurses::HelpManager
- Defined in:
- lib/rbcurse/core/widgets/rwidget.rb
Overview
Instance Method Summary collapse
- #display_help ⇒ Object
-
#help_text(text = nil) ⇒ Object
super instance_eval &block if block_given?.
- #help_text=(text) ⇒ Object
-
#initialize(form, config = {}, &block) ⇒ HelpManager
constructor
A new instance of HelpManager.
Constructor Details
#initialize(form, config = {}, &block) ⇒ HelpManager
Returns a new instance of HelpManager.
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# File 'lib/rbcurse/core/widgets/rwidget.rb', line 1978 def initialize form, config={}, &block @form = form #super #instance_eval &block if block_given? end |
Instance Method Details
#display_help ⇒ Object
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# File 'lib/rbcurse/core/widgets/rwidget.rb', line 1990 def display_help filename = File.dirname(__FILE__) + "/../docs/index.txt" # defarr contains default help if File.exists?(filename) defarr = File.open(filename,'r').readlines else arr = [] arr << " NO HELP SPECIFIED FOR APP " arr << " " arr << " --- General help --- " arr << " F10 - exit application " arr << " Alt-x - select commands " arr << " : (or M-:) - select commands " arr << " ? (or M-?) - current widget key bindings " arr << " " defarr = arr end defhelp = true if @help_text defhelp = false arr = @help_text else arr = defarr end case arr when String arr = arr.split("\n") when Array end #w = arr.max_by(&:length).length h = FFI::NCurses.LINES - 4 w = FFI::NCurses.COLS - 10 require 'rbcurse/core/util/viewer' RubyCurses::Viewer.view(arr, :layout => [2, 4, h, w],:close_key => KEY_F10, :title => "[ Help ]", :print_footer => true) do |t| # you may configure textview further here. #t.suppress_borders true #t.color = :black #t.bgcolor = :white # or #t.attr = :reverse # help was provided, so default help is provided in second buffer unless defhelp t.add_content defarr, :title => ' General Help ' end end end |
#help_text(text = nil) ⇒ Object
super instance_eval &block if block_given?
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# File 'lib/rbcurse/core/widgets/rwidget.rb', line 1983 def help_text text=nil if text @help_text = text end return @help_text end |
#help_text=(text) ⇒ Object
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# File 'lib/rbcurse/core/widgets/rwidget.rb', line 1989 def help_text=(text); help_text(text); end |