Module: GLib

Defined in:
glib2/lib/glib2.rb,
glib2/lib/glib2.rb

Defined Under Namespace

Modules: Log, MetaInterface, Module Classes: Enum, Flags, Instantiatable, Object, Thread, Type, UserDirectory

Constant Summary collapse

SIGNAL_HANDLER_PREFIX = 
"signal_do_"
VIRTUAL_FUNCTION_IMPLEMENTATION_PREFIX = 
"virtual_do_"
LOG_DOMAIN = 
"GLib"

Class Method Summary collapse

Class Method Details

.__add_one_arg_setter(klass) ⇒ Object 



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# File 'glib2/lib/glib2.rb', line 49

def __add_one_arg_setter(klass)
  # for Instance methods.
  method_names = klass.instance_methods(false)
  method_names.each do |method_name|
    next if /\Aset_/ !~ method_name
    property_name = $POSTMATCH
    next if klass.method_defined?("#{property_name}=")
    next if klass.instance_method(method_name).arity != 1
    begin
      klass.module_eval("def #{property_name}=(val); set_#{property_name}(val); val; end\n")
    rescue SyntaxError
      if $DEBUG
        $stderr.puts "Couldn't create #{klass}\##{property_name}=(v)."
      end
    end
  end

  # for Class methods/Module functions.
  if klass.method(:methods).arity == -1
    method_names = klass.methods(false)
  else
    method_names = klass.methods
  end
  singleton_klass = (class << klass; self; end)
  method_names.each do |method_name|
    next if /\Aset_/ !~ method_name
    property_name = $POSTMATCH
    next if singleton_klass.method_defined?("#{property_name}=")
    next if klass.method(method_name).arity != 1
    begin
      klass.module_eval("def self.#{property_name}=(val); set_#{property_name}(val); val; end\n")
    rescue SyntaxError
      if $DEBUG
        $stderr.puts "Couldn't create #{klass}.#{property_name}=(v)."
      end
    end
  end
end

.check_binding_version?(major, minor, micro) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'glib2/lib/glib2.rb', line 24

def check_binding_version?(major, minor, micro)
  BINDING_VERSION[0] > major ||
    (BINDING_VERSION[0] == major &&
     BINDING_VERSION[1] > minor) ||
    (BINDING_VERSION[0] == major &&
     BINDING_VERSION[1] == minor &&
     BINDING_VERSION[2] >= micro)
end

.exit_application(exception, status) ⇒ Object 



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# File 'glib2/lib/glib2.rb', line 33

def exit_application(exception, status)
  msg = exception.message || exception.to_s
  msg = exception.class.to_s if msg == ""
  backtrace = exception.backtrace || []
  first_line = backtrace.shift
  if first_line
    $stderr.puts("#{first_line}: #{msg}")
  else
    $stderr.puts(msg)
  end
  backtrace.each do |v|
    $stderr.puts("\t from #{v}")
  end
  exit(status)
end

.prepend_dll_path(path) ⇒ Object 



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# File 'glib2/lib/glib2.rb', line 103

def prepend_dll_path(path)
  path = Pathname(path) unless path.is_a?(Pathname)
  return unless path.exist?

  begin
    require "ruby_installer/runtime"
  rescue LoadError
  else
    RubyInstaller::Runtime.add_dll_directory(path.to_s)
  end
  prepend_path_to_environment_variable(path, "PATH")
end

.prepend_path_to_environment_variable(path, environment_name) ⇒ Object 



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# File 'glib2/lib/glib2.rb', line 88

def prepend_path_to_environment_variable(path, environment_name)
  path = Pathname(path) unless path.is_a?(Pathname)
  return unless path.exist?

  dir = path.to_s
  dir = dir.gsub(/\//, ::File::ALT_SEPARATOR) if ::File::ALT_SEPARATOR

  separator = ::File::PATH_SEPARATOR
  paths = (ENV[environment_name] || '').split(separator)
  unless paths.include?(dir)
    paths = [dir] + paths
    ENV[environment_name] = paths.join(separator)
  end
end