general: Add Flatpak demogtk4

Similar to what gtk does, provide a gtk manifest to build a demo so
one can hack on pygobject from GNOME Builder in a easy way.

1 files changed, 0 insertions, 356 deletions

diff --git a/examples/demo/demo.py b/examples/demo/demo.py
deleted file mode 100755
index d67935d9..00000000
--- a/examples/demo/demo.py
+++ /dev/null
@@ -1,356 +0,0 @@
-#!/usr/bin/env python
-# -*- Mode: Python; py-indent-offset: 4 -*-
-# vim: tabstop=4 shiftwidth=4 expandtab
-#
-# Copyright (C) 2010 Red Hat, Inc., John (J5) Palmieri <johnp@redhat.com>
-#
-# 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 St, Fifth Floor, Boston, MA  02110-1301
-# USA
-
-
-import codecs
-import os
-import sys
-import textwrap
-
-from gi.repository import GLib, GObject, Pango, GdkPixbuf, Gtk, Gio
-
-try:
-    from gi.repository import GtkSource
-    GtkSource  # PyFlakes
-except ImportError:
-    GtkSource = None
-
-
-DEMOROOTDIR = os.path.abspath(os.path.dirname(__file__))
-DEMOCODEDIR = os.path.join(DEMOROOTDIR, 'demos')
-sys.path.insert(0, DEMOROOTDIR)
-
-
-class Demo(GObject.GObject):
-    __gtype_name__ = 'GtkDemo'
-
-    def __init__(self, title, module, filename):
-        super(Demo, self).__init__()
-
-        self.title = title
-        self.module = module
-        self.filename = filename
-
-    @classmethod
-    def new_from_file(cls, path):
-        relpath = os.path.relpath(path, DEMOROOTDIR)
-        packagename = os.path.dirname(relpath).replace(os.sep, '.')
-        modulename = os.path.basename(relpath)[0:-3]
-
-        package = __import__(packagename, globals(), locals(), [modulename], 0)
-        module = getattr(package, modulename)
-
-        try:
-            return cls(module.title, module, path)
-        except AttributeError as e:
-            raise AttributeError('(%s): %s' % (path, e.message))
-
-
-class DemoTreeStore(Gtk.TreeStore):
-    __gtype_name__ = 'GtkDemoTreeStore'
-
-    def __init__(self, *args):
-        super(DemoTreeStore, self).__init__(str, Demo, Pango.Style)
-
-        self._parent_nodes = {}
-
-        for filename in self._list_dir(DEMOCODEDIR):
-            fullpath = os.path.join(DEMOCODEDIR, filename)
-            initfile = os.path.join(os.path.dirname(fullpath), '__init__.py')
-
-            if fullpath != initfile and os.path.isfile(initfile) and fullpath.endswith('.py'):
-                parentname = os.path.dirname(os.path.relpath(fullpath, DEMOCODEDIR))
-
-                if parentname:
-                    parent = self._get_parent_node(parentname)
-                else:
-                    parent = None
-
-                demo = Demo.new_from_file(fullpath)
-                self.append(parent, (demo.title, demo, Pango.Style.NORMAL))
-
-    def _list_dir(self, path):
-        demo_file_list = []
-
-        for filename in os.listdir(path):
-            fullpath = os.path.join(path, filename)
-
-            if os.path.isdir(fullpath):
-                demo_file_list.extend(self._list_dir(fullpath))
-            elif os.path.isfile(fullpath):
-                demo_file_list.append(fullpath)
-
-        return sorted(demo_file_list, key=str.lower)
-
-    def _get_parent_node(self, name):
-        if name not in self._parent_nodes.keys():
-            node = self.append(None, (name, None, Pango.Style.NORMAL))
-            self._parent_nodes[name] = node
-
-        return self._parent_nodes[name]
-
-
-class GtkDemoApp(Gtk.Application):
-    __gtype_name__ = 'GtkDemoWindow'
-
-    def __init__(self):
-        super(GtkDemoApp, self).__init__(application_id='org.gnome.pygobject.gtkdemo')
-
-        # Use a GResource to hold the CSS files. Resource bundles are created by
-        # the glib-compile-resources program shipped with Glib which takes an xml
-        # file that describes the bundle, and a set of files that the xml
-        # references. These are combined into a binary resource bundle.
-        base_path = os.path.abspath(os.path.dirname(__file__))
-        resource_path = os.path.join(base_path, 'demos/data/demo.gresource')
-        resource = Gio.Resource.load(resource_path)
-
-        # FIXME: method register() should be without the underscore
-        # FIXME: see https://bugzilla.gnome.org/show_bug.cgi?id=684319
-        # Once the resource has been globally registered it can be used
-        # throughout the application.
-        resource._register()
-
-    def on_activate(self, app):
-        self.window = Gtk.ApplicationWindow.new(self)
-        self.window.set_title('PyGObject GTK+ Code Demos')
-        self.window.set_default_size(600, 400)
-        self.setup_default_icon()
-
-        self.header_bar = Gtk.HeaderBar(show_close_button=True,
-                                        subtitle='Foobar')
-        self.window.set_titlebar(self.header_bar)
-
-        stack = Gtk.Stack(transition_type=Gtk.StackTransitionType.SLIDE_LEFT_RIGHT,
-                          homogeneous=True)
-        switcher = Gtk.StackSwitcher(stack=stack, halign=Gtk.Align.CENTER)
-
-        self.header_bar.set_custom_title(switcher)
-
-        hbox = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL,
-                       homogeneous=False,
-                       spacing=0)
-        self.window.add(hbox)
-
-        tree = self.create_tree()
-        hbox.pack_start(child=tree, expand=False, fill=False, padding=0)
-        hbox.pack_start(child=stack, expand=True, fill=True, padding=0)
-
-        text_widget, info_buffer = self.create_text_view()
-        stack.add_titled(text_widget, name='info', title='Info')
-
-        self.info_buffer = info_buffer
-        self.info_buffer.create_tag('title', font='Sans 18')
-
-        text_widget, self.source_buffer = self.create_source_view()
-        stack.add_titled(text_widget, name='source', title='Source')
-
-        self.window.show_all()
-
-        self.selection_cb(self.tree_view.get_selection(),
-                          self.tree_view.get_model())
-
-    def find_file(self, base=''):
-        dir = os.path.join(DEMOCODEDIR, 'data')
-        logo_file = os.path.join(dir, 'gtk-logo-rgb.gif')
-        base_file = os.path.join(dir, base)
-
-        if (GLib.file_test(logo_file, GLib.FileTest.EXISTS) and
-                GLib.file_test(base_file, GLib.FileTest.EXISTS)):
-            return base_file
-        else:
-            filename = os.path.join(DEMOCODEDIR, base)
-
-            if GLib.file_test(filename, GLib.FileTest.EXISTS):
-                return filename
-
-            # can't find the file
-            raise IOError('Cannot find demo data file "%s"' % base)
-
-    def setup_default_icon(self):
-        filename = self.find_file('gtk-logo-rgb.gif')
-        pixbuf = GdkPixbuf.Pixbuf.new_from_file(filename)
-        transparent = pixbuf.add_alpha(True, 0xff, 0xff, 0xff)
-        list = []
-        list.append(transparent)
-        Gtk.Window.set_default_icon_list(list)
-
-    def selection_cb(self, selection, model):
-        sel = selection.get_selected()
-        if sel == ():
-            return
-
-        treeiter = sel[1]
-        title = model.get_value(treeiter, 0)
-        demo = model.get_value(treeiter, 1)
-
-        if demo is None:
-            return
-
-        # Split into paragraphs based on double newlines and use
-        # textwrap to strip out all other formatting whitespace
-        description = ''
-        for paragraph in demo.module.description.split('\n\n'):
-            description += '\n'.join(textwrap.wrap(paragraph, 99999))
-            description += '\n\n'  # Add paragraphs back in
-
-        f = codecs.open(demo.filename, 'rU', 'utf-8')
-        code = f.read()
-        f.close()
-
-        # output and style the title
-        (start, end) = self.info_buffer.get_bounds()
-        self.info_buffer.delete(start, end)
-        (start, end) = self.source_buffer.get_bounds()
-        self.source_buffer.delete(start, end)
-
-        start = self.info_buffer.get_iter_at_offset(0)
-        end = start.copy()
-        self.info_buffer.insert(end, title)
-        start = end.copy()
-        start.backward_chars(len(title))
-        self.info_buffer.apply_tag_by_name('title', start, end)
-        self.info_buffer.insert(end, '\n')
-
-        # output the description
-        self.info_buffer.insert(end, description)
-
-        # output the code
-        start = self.source_buffer.get_iter_at_offset(0)
-        end = start.copy()
-        self.source_buffer.insert(end, code)
-
-    def row_activated_cb(self, view, path, col, store):
-        iter = store.get_iter(path)
-        demo = store.get_value(iter, 1)
-
-        if demo is not None:
-            store.set_value(iter, 2, Pango.Style.ITALIC)
-            try:
-                demo.module.main(self)
-            finally:
-                store.set_value(iter, 2, Pango.Style.NORMAL)
-
-    def create_tree(self):
-        tree_store = DemoTreeStore()
-        tree_view = Gtk.TreeView()
-        self.tree_view = tree_view
-        tree_view.set_model(tree_store)
-        selection = tree_view.get_selection()
-        selection.set_mode(Gtk.SelectionMode.BROWSE)
-        tree_view.set_size_request(200, -1)
-
-        cell = Gtk.CellRendererText()
-        column = Gtk.TreeViewColumn(title='Widget (double click for demo)',
-                                    cell_renderer=cell,
-                                    text=0,
-                                    style=2)
-
-        first_iter = tree_store.get_iter_first()
-        if first_iter is not None:
-            selection.select_iter(first_iter)
-
-        selection.connect('changed', self.selection_cb, tree_store)
-        tree_view.connect('row_activated', self.row_activated_cb, tree_store)
-
-        tree_view.append_column(column)
-
-        tree_view.expand_all()
-        tree_view.set_headers_visible(False)
-        scrolled_window = Gtk.ScrolledWindow(hadjustment=None,
-                                             vadjustment=None)
-        scrolled_window.set_policy(Gtk.PolicyType.NEVER,
-                                   Gtk.PolicyType.AUTOMATIC)
-
-        scrolled_window.add(tree_view)
-
-        label = Gtk.Label(label='Widget (double click for demo)')
-
-        box = Gtk.Notebook()
-        box.append_page(scrolled_window, label)
-
-        tree_view.grab_focus()
-
-        return box
-
-    def create_scrolled_window(self):
-        scrolled_window = Gtk.ScrolledWindow(hadjustment=None,
-                                             vadjustment=None)
-        scrolled_window.set_policy(Gtk.PolicyType.AUTOMATIC,
-                                   Gtk.PolicyType.AUTOMATIC)
-        scrolled_window.set_shadow_type(Gtk.ShadowType.IN)
-        return scrolled_window
-
-    def create_text_view(self):
-        text_view = Gtk.TextView()
-        buffer = Gtk.TextBuffer()
-
-        text_view.set_buffer(buffer)
-        text_view.set_editable(False)
-        text_view.set_cursor_visible(False)
-
-        scrolled_window = self.create_scrolled_window()
-        scrolled_window.add(text_view)
-
-        text_view.set_wrap_mode(Gtk.WrapMode.WORD)
-        text_view.set_pixels_above_lines(2)
-        text_view.set_pixels_below_lines(2)
-
-        return scrolled_window, buffer
-
-    def create_source_view(self):
-        font_desc = Pango.FontDescription('monospace 11')
-
-        if GtkSource:
-            lang_mgr = GtkSource.LanguageManager()
-            lang = lang_mgr.get_language('python')
-
-            buffer = GtkSource.Buffer()
-            buffer.set_language(lang)
-            buffer.set_highlight_syntax(True)
-
-            view = GtkSource.View()
-            view.set_buffer(buffer)
-            view.set_show_line_numbers(True)
-
-            scrolled_window = self.create_scrolled_window()
-            scrolled_window.add(view)
-
-        else:
-            scrolled_window, buffer = self.create_text_view()
-            view = scrolled_window.get_child()
-
-        view.modify_font(font_desc)
-        view.set_wrap_mode(Gtk.WrapMode.NONE)
-        return scrolled_window, buffer
-
-    def run(self, argv):
-        self.connect('activate', self.on_activate)
-        return super(GtkDemoApp, self).run(argv)
-
-
-def main(argv):
-    """Entry point for demo manager"""
-    app = GtkDemoApp()
-    return app.run(argv)
-
-
-if __name__ == '__main__':
-    SystemExit(main(sys.argv))