Class: GLib::Strv

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/ffi-glib/strv.rb,
lib/gir_ffi-base/glib/strv.rb

Overview

Represents a null-terminated array of strings. GLib uses this construction, but does not provide any actual functions for this class.

Constant Summary collapse

POINTER_SIZE = 
FFI.type_size(:pointer)

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ptr) ⇒ Strv

Returns a new instance of Strv.



11
12
13
 
# File 'lib/gir_ffi-base/glib/strv.rb', line 11

def initialize ptr
  @ptr = ptr
end

Class Method Details

.from(it) ⇒ Object 



8
9
10
11
12
13
14
15
16
17
18
19
 
# File 'lib/ffi-glib/strv.rb', line 8

def self.from it
  case it
  when nil
    nil
  when FFI::Pointer
    wrap it
  when self
    it
  else
    from_enumerable it
  end
end

.from_enumerable(enum) ⇒ Object 



21
22
23
 
# File 'lib/ffi-glib/strv.rb', line 21

def self.from_enumerable enum
  wrap GirFFI::InPointer.from_array :utf8, enum
end

.wrap(ptr) ⇒ Object 



26
27
28
 
# File 'lib/gir_ffi-base/glib/strv.rb', line 26

def self.wrap ptr
  new ptr
end

Instance Method Details

#==(other) ⇒ Object 



4
5
6
 
# File 'lib/ffi-glib/strv.rb', line 4

def == other
  to_a == other.to_a
end

#each ⇒ Object 



19
20
21
22
23
24
 
# File 'lib/gir_ffi-base/glib/strv.rb', line 19

def each
  reset_iterator or return
  while (ptr = next_ptr)
    yield ptr.read_string
  end
end

#to_ptr ⇒ Object 



15
16
17
 
# File 'lib/gir_ffi-base/glib/strv.rb', line 15

def to_ptr
  @ptr
end