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#!/usr/bin/env ruby
#
# Copyright (C) 2023 Ruby-GNOME Project Team
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# Example from:
# * https://gitlab.gnome.org/GNOME/gtk/-/blob/main/examples/application2/exampleapp.c
# * https://gitlab.gnome.org/GNOME/gtk/-/blob/main/examples/application2/exampleappwin.c
# * https://gitlab.gnome.org/GNOME/gtk/-/blob/main/examples/application2/window.ui
# License: LGPL2.1-or-later
require "gtk4"
class ExampleAppWindow < Gtk::ApplicationWindow
type_register
class << self
def init
template = <<~TEMPLATE
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<template class="ExampleAppWindow" parent="GtkApplicationWindow">
<property name="title" translatable="yes">Example Application</property>
<property name="default-width">600</property>
<property name="default-height">400</property>
<child>
<object class="GtkBox" id="content_box">
<property name="orientation">vertical</property>
<child>
<object class="GtkStack" id="stack"/>
</child>
</object>
</child>
</template>
</interface>
TEMPLATE
set_template(data: template)
end
end
def initialize(application)
super(application: application)
end
def open(file)
end
end
class ExampleApp < Gtk::Application
def initialize
super("org.gtk.exampleapp", :handles_open)
signal_connect "activate" do |application|
window = ExampleAppWindow.new(application)
window.present
end
signal_connect "open" do |application, files, hint|
window = application.windows[0] || ExampleAppWindow.new(application)
files.each do |file|
window.open(file)
end
window.present
end
end
end
app = ExampleApp.new
app.run
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