Class: Growl::Base

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

Overview

– Growl base ++

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}, &block) ⇒ Base

Initialize with optional block, which is then instance evaled or yielded depending on the blocks arity.



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# File 'lib/growl/growl.rb', line 130

def initialize options = {}, &block
  @args = []
  if block_given?
    if block.arity > 0
      yield self
    else
      self.instance_eval &block
    end
  else
    options.each do |key, value|
      send :"#{key}=", value
    end
  end
end

Instance Attribute Details

#args ⇒ Object (readonly)

Returns the value of attribute args.



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# File 'lib/growl/growl.rb', line 124

def args
  @args
end

Class Method Details

.switch(name, win_name) ⇒ Object

Define a switch name.

examples

switch :sticky

@growl.sticky!         # => true
@growl.sticky?         # => true
@growl.sticky = false  # => false
@growl.sticky?         # => false



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# File 'lib/growl/growl.rb', line 185

def self.switch name, win_name
  ivar = :"@#{name}"
  (@switches ||= []) << [name, win_name]
  attr_accessor :"#{name}"
  define_method(:"#{name}?") { instance_variable_get(ivar) }
  define_method(:"#{name}!") { instance_variable_set(ivar, true) }
end

.switches ⇒ Object

Return array of available switch symbols.



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# File 'lib/growl/growl.rb', line 196

def self.switches
  @switches
end

Instance Method Details

#is_windows? ⇒ Boolean 



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# File 'lib/growl/growl.rb', line 145

def is_windows?
  processor, platform, *rest = RUBY_PLATFORM.split("-")
  platform == 'mswin32'
end

#run ⇒ Object

Run the notification, only –message is required.

Raises:



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# File 'lib/growl/growl.rb', line 153

def run
  raise Error, 'message required' unless message
  self.class.switches.each do |name, win_name|
    if send(:"#{name}?")
      value = send(name).to_s if send(name) && !(TrueClass === send(name))
      if is_windows?
        next if win_name.nil?
        
        switch = (win_name == :EMPTY) ? "" : "/#{win_name}:"
        args << switch + value
      else
        args << "--#{name}"
        args << value
      end
    end
  end
  Growl.exec *args
end