Class: Ncurses::FFIWINDOW

Inherits:
Object show all
Defined in:
lib/canis/core/system/ncurses.rb

Overview

This is a window pointer wrapper, to be used for stdscr and others. Ideally ffi-ncurses should do this, if it returns a pointer, I’ll do this.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args, &block) ⇒ FFIWINDOW

Returns a new instance of FFIWINDOW.



182
183
184
185
186
187
188
 
# File 'lib/canis/core/system/ncurses.rb', line 182

def initialize(*args, &block)
  if block_given?
    @pointer = args.first
  else
    @pointer = FFI::NCurses.newwin(*args)
  end
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args) ⇒ Object 



189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
 
# File 'lib/canis/core/system/ncurses.rb', line 189

def method_missing(name, *args)
  name = name.to_s
  if (name[0,2] == "mv")
    test_name = name.dup
    test_name[2,0] = "w" # insert "w" after"mv"
    if (FFI::NCurses.respond_to?(test_name))
      return FFI::NCurses.send(test_name, @pointer, *args)
    end
  end
  test_name = "w" + name
  if (FFI::NCurses.respond_to?(test_name))
    return FFI::NCurses.send(test_name, @pointer, *args)
  end
  FFI::NCurses.send(name, @pointer, *args)
end

Instance Attribute Details

#pointer ⇒ Object

Returns the value of attribute pointer.



181
182
183
 
# File 'lib/canis/core/system/ncurses.rb', line 181

def pointer
  @pointer
end

Instance Method Details

#del ⇒ Object Also known as: delete 



211
212
213
 
# File 'lib/canis/core/system/ncurses.rb', line 211

def del
  FFI::NCurses.delwin(@pointer)
end

#respond_to?(name) ⇒ Boolean

Returns:

  • (Boolean) 


204
205
206
207
208
209
210
 
# File 'lib/canis/core/system/ncurses.rb', line 204

def respond_to?(name)
  name = name.to_s
  if (name[0,2] == "mv" && FFI::NCurses.respond_to?("mvw" + name[2..-1]))
    return true
  end
  FFI::NCurses.respond_to?("w" + name) || FFI::NCurses.respond_to?(name)
end