Class: PerfectWorld::Clipboard

Inherits:
Object
  • Object
show all
Defined in:
lib/perfect_world/clipboard.rb

Overview

Writes/Reads data from/to the users clipboard.

Works in graphical environments only. So it is not available via SSH and stuff.

Constant Summary collapse

COMMANDS =

Common clipboard tools.

[{
  read: 'xclip -selection clipboard -o',
  write: 'xclip -selection clipboard'
}, {
  read: 'xsel -b -o',
  write: 'xsel -b'
}, {
  read: 'pbpaste',
  write: 'pbcopy'
}]
CMD =

Find a working clipboard tool.

COMMANDS.find { |c| system("#{c[:read]} &>/dev/null") }

Class Method Summary collapse

Class Method Details

.available? ⇒ Boolean

Returns true if the clipboard is available, else false.

Returns:

  • (Boolean) 


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# File 'lib/perfect_world/clipboard.rb', line 28

def available?
  ! CMD.nil?
end

.read ⇒ Object

Reads a string from the clipboard.



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# File 'lib/perfect_world/clipboard.rb', line 42

def read
  run { `#{CMD[:read]}` }
end

.write(s) ⇒ Object Also known as: <<

Writes a string to the clipboard.



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# File 'lib/perfect_world/clipboard.rb', line 33

def write(s)
  run do
    IO.popen(CMD[:write], 'w') { |io| io << s }
  end
end