Module: Gtk

Defined in:
lib/Gtk.rb

Overview

this file is part of manqod manqod is distributed under the CDDL licence the author of manqod is Dobai-Pataky Balint([email protected])

Defined Under Namespace

Classes: PrintSettings, TreeIter

Constant Summary collapse

PENDING_CALLS_MUTEX =

Thread-safety stuff. Loosely based on booh, by Guillaume Cottenceau.

Mutex.new
PENDING_CALLS = 
[]

Class Method Summary collapse

Class Method Details

.init_thread_protect ⇒ Object 



44
45
46
47
48
 
# File 'lib/Gtk.rb', line 44

def self.init_thread_protect
	$gtk_pending_calls = []
	$gtk_pending_calls.extend(MonitorMixin)
	Gtk.timeout_add(100) {Gtk.thread_flush;true}
end

.is_linux? ⇒ Boolean

Returns:

  • (Boolean) 


99
100
101
 
# File 'lib/Gtk.rb', line 99

def self.is_linux?
   RUBY_PLATFORM.downcase.include?("linux")
end

.is_windows? ⇒ Boolean

Returns:

  • (Boolean) 


95
96
97
 
# File 'lib/Gtk.rb', line 95

def self.is_windows?
   RUBY_PLATFORM.downcase.include?("mswin") || RUBY_PLATFORM.downcase.include?("mingw")
end

.new_thread(&proc) ⇒ Object 



12
13
14
15
16
17
18
19
20
 
# File 'lib/Gtk.rb', line 12

def self.new_thread(&proc)
	Thread.new{
		begin
			Gtk.thread_protect(&proc)
		rescue =>err
			print "#{err}\n#{err.join("\n")}"
		end
	}
end

.show_thread_changes ⇒ Object 



103
104
105
106
107
108
109
 
# File 'lib/Gtk.rb', line 103

def self.show_thread_changes
	Gtk.thread_protect{
	while Gtk.events_pending? do 
		Gtk.main_iteration_do(false)
	end
} unless Gtk.is_windows?
end

.thread_flush ⇒ Object 



30
31
32
33
34
35
36
37
38
39
40
41
42
 
# File 'lib/Gtk.rb', line 30

def self.thread_flush
	closure = nil
	continue = true
	begin
		$gtk_pending_calls.synchronize {
			closure = $gtk_pending_calls.shift
			continue = $gtk_pending_calls.size > 0
		}
		if closure
			closure.call
		end
	end while continue
end

.thread_protect(&proc) ⇒ Object 



22
23
24
25
26
27
28
 
# File 'lib/Gtk.rb', line 22

def self.thread_protect(&proc)
	if Thread.current == Thread.main
		proc.call
	else
		$gtk_pending_calls.synchronize {$gtk_pending_calls << proc}
	end
end