Initial commit

The only thing working is showing the users calendars in the sidebar.

src/gsettings.py

@@ -0,0 +1,85 @@
+# Copyright 2023 Vlad Krupinskii <mrvladus@yandex.ru>
+# SPDX-License-Identifier: MIT
+
+from gi.repository import GLib, Gio, Gtk
+import gi
+gi.require_version('Secret', '1')
+from gi.repository import Secret
+
+APP_ID = "net.jeena.jnotes"
+SECRETS_SCHEMA = Secret.Schema.new(
+    APP_ID,
+    Secret.SchemaFlags.NONE,
+    {
+        "account": Secret.SchemaAttributeType.STRING,
+    },
+)
+
+
+class GSettings:
+    """Class for accessing gsettings"""
+
+    gsettings: Gio.Settings = None
+    initialized: bool = False
+
+    def _check_init(self):
+        if not self.initialized:
+            self.init()
+
+    @classmethod
+    def bind(
+        self, setting: str, obj: Gtk.Widget, prop: str, invert: bool = False
+    ) -> None:
+        self._check_init(self)
+        self.gsettings.bind(
+            setting,
+            obj,
+            prop,
+            Gio.SettingsBindFlags.INVERT_BOOLEAN
+            if invert
+            else Gio.SettingsBindFlags.DEFAULT,
+        )
+
+    @classmethod
+    def get(self, setting: str):
+        self._check_init(self)
+        return self.gsettings.get_value(setting).unpack()
+
+    @classmethod
+    def set(self, setting: str, gvariant: str, value) -> None:
+        self._check_init(self)
+        self.gsettings.set_value(setting, GLib.Variant(gvariant, value))
+
+    @classmethod
+    def get_secret(self, account: str):
+        self._check_init(self)
+        return Secret.password_lookup_sync(SECRETS_SCHEMA, {"account": account}, None)
+
+    @classmethod
+    def set_secret(self, account: str, secret: str) -> None:
+        self._check_init(self)
+
+        return Secret.password_store_sync(
+            SECRETS_SCHEMA,
+            {
+                "account": account,
+            },
+            Secret.COLLECTION_DEFAULT,
+            f"Errands account credentials for {account}",
+            secret,
+            None,
+        )
+
+    @classmethod
+    def init(self) -> None:
+        self.initialized = True
+        self.gsettings = Gio.Settings.new(APP_ID)
+
+        # Migrate old password
+        try:
+            password = self.gsettings.get_string("password")
+            if  password:
+                self.set_secret("CalDAV", password)
+                self.gsettings.set_string("password", "")  # Clean pass
+        except:
+            pass

src/jnotes.gresource.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gresources>
+  <gresource prefix="/net/jeena/jnotes">
+    <file preprocess="xml-stripblanks">ui/window.ui</file>
+    <file preprocess="xml-stripblanks">ui/preferences.ui</file>
+    <file preprocess="xml-stripblanks">ui/help-overlay.ui</file>
+    <file preprocess="xml-stripblanks">ui/sidebar.ui</file>
+  </gresource>
+</gresources>

src/jnotes.in

@@ -0,0 +1,46 @@
+#!@PYTHON@
+
+# jnotes.in
+#
+# Copyright 2024 Jeena
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+import os
+import sys
+import signal
+import locale
+import gettext
+
+VERSION = '@VERSION@'
+pkgdatadir = '@pkgdatadir@'
+localedir = '@localedir@'
+
+sys.path.insert(1, pkgdatadir)
+signal.signal(signal.SIGINT, signal.SIG_DFL)
+locale.bindtextdomain('jnotes', localedir)
+locale.textdomain('jnotes')
+gettext.install('jnotes', localedir)
+
+if __name__ == '__main__':
+    import gi
+
+    from gi.repository import Gio
+    resource = Gio.Resource.load(os.path.join(pkgdatadir, 'jnotes.gresource'))
+    resource._register()
+
+    from jnotes import main
+    sys.exit(main.main(VERSION))

src/main.py

@@ -0,0 +1,97 @@
+# main.py
+#
+# Copyright 2024 Jeena
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+import sys
+import gi
+
+gi.require_version('Gtk', '4.0')
+gi.require_version('Adw', '1')
+
+from gi.repository import Gtk, Gio, Adw
+from .window import JnotesWindow
+from .preferences import PreferencesWindow
+from .sidebar import Sidebar
+from .sync import Sync
+
+
+class JnotesApplication(Adw.Application):
+    """The main application singleton class."""
+
+    calendar_set = None
+
+    def __init__(self):
+        super().__init__(application_id='net.jeena.jnotes',
+                         flags=Gio.ApplicationFlags.DEFAULT_FLAGS)
+        self.create_action('quit', lambda *_: self.quit(), ['<primary>q'])
+        self.create_action('about', self.on_about_action)
+        self.create_action('preferences', self.on_preferences_action)
+
+    def do_activate(self):
+        """Called when the application is activated.
+
+        We raise the application's main window, creating it if
+        necessary.
+        """
+        win = self.props.active_window
+        if not win:
+            win = JnotesWindow(application=self)
+        win.present()
+
+        self.calendar_set = Sync.get_calendar_set()
+        if not self.calendar_set:
+            self.on_preferences_action(win, False)
+        else:
+            win.sidebar.set_calendars(self.calendar_set)
+
+    def on_about_action(self, widget, _):
+        """Callback for the app.about action."""
+        about = Adw.AboutWindow(transient_for=self.props.active_window,
+                                application_name='jnotes',
+                                application_icon='net.jeena.jnotes',
+                                developer_name='Jeena',
+                                version='0.1.0',
+                                developers=['Jeena'],
+                                copyright='© 2024 Jeena')
+        about.present()
+
+    def on_preferences_action(self, widget, _):
+        """Callback for the app.preferences action."""
+        preferences_window = PreferencesWindow(transient_for=self.props.active_window)
+        preferences_window.present()
+
+    def create_action(self, name, callback, shortcuts=None):
+        """Add an application action.
+
+        Args:
+            name: the name of the action
+            callback: the function to be called when the action is
+              activated
+            shortcuts: an optional list of accelerators
+        """
+        action = Gio.SimpleAction.new(name, None)
+        action.connect("activate", callback)
+        self.add_action(action)
+        if shortcuts:
+            self.set_accels_for_action(f"app.{name}", shortcuts)
+
+
+def main(version):
+    """The application's entry point."""
+    app = JnotesApplication()
+    return app.run(sys.argv)

src/meson.build

@@ -0,0 +1,39 @@
+pkgdatadir = get_option('prefix') / get_option('datadir') / meson.project_name()
+moduledir = pkgdatadir / 'jnotes'
+gnome = import('gnome')
+
+gnome.compile_resources('jnotes',
+  'jnotes.gresource.xml',
+  gresource_bundle: true,
+  install: true,
+  install_dir: pkgdatadir,
+)
+
+python = import('python')
+
+conf = configuration_data()
+conf.set('PYTHON', python.find_installation('python3').path())
+conf.set('VERSION', meson.project_version())
+conf.set('localedir', get_option('prefix') / get_option('localedir'))
+conf.set('pkgdatadir', pkgdatadir)
+
+configure_file(
+  input: 'jnotes.in',
+  output: 'jnotes',
+  configuration: conf,
+  install: true,
+  install_dir: get_option('bindir'),
+  install_mode: 'r-xr--r--'
+)
+
+jnotes_sources = [
+  '__init__.py',
+  'main.py',
+  'window.py',
+  'preferences.py',
+  'gsettings.py',
+  'sync.py',
+  'sidebar.py',
+]
+
+install_data(jnotes_sources, install_dir: moduledir)

src/preferences.py

@@ -0,0 +1,80 @@
+# preferences.py
+#
+# Copyright 2024 Jeena
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from gi.repository import Adw
+from gi.repository import Gtk
+from gi.repository import GLib
+from .gsettings import GSettings
+from urllib.parse import urlparse
+from .sync import Sync
+
+@Gtk.Template(resource_path='/net/jeena/jnotes/ui/preferences.ui')
+class PreferencesWindow(Adw.PreferencesWindow):
+    __gtype_name__ = 'PreferencesWindow'
+
+    server_url = Gtk.Template.Child()
+    username = Gtk.Template.Child()
+    password = Gtk.Template.Child()
+    spinner = Gtk.Template.Child()
+    test_connection_row = Gtk.Template.Child()
+    test_connection = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        GSettings.bind("server-url", self.server_url, "text")
+        GSettings.bind("username", self.username, "text")
+        self.password.set_text(GSettings.get_secret("CalDAV"))
+
+    @Gtk.Template.Callback()
+    def on_test_connection_button_clicked(self, _btn):
+        server_url = self.server_url.get_text()
+        username = self.username.get_text()
+        password = self.password.get_text()
+        GLib.idle_add(self.spinner.start)
+        GLib.idle_add(self.deactivate_test_button)
+        Sync.test_connection(server_url, username, password, self.sync_ok_callback)
+
+    @Gtk.Template.Callback()
+    def on_validate(self, _lbl):
+        server_url = urlparse(self.server_url.get_text())
+        server_url_ok = bool(server_url.scheme and server_url.hostname)
+        username_ok = len(self.username.get_text()) > 0
+        password_ok = len(self.password.get_text()) > 0
+
+        if (server_url_ok and username_ok and password_ok):
+            self.activate_test_button()
+        else:
+            self.deactivate_test_button()
+
+    def activate_test_button(self):
+        self.test_connection.add_css_class("suggested-action")
+        self.test_connection.set_sensitive(True)
+
+    def deactivate_test_button(self):
+        self.test_connection.remove_css_class("suggested-action")
+        self.test_connection.set_sensitive(False)
+
+    def sync_ok_callback(self, ok, e=None):
+        self.activate_test_button()
+        self.spinner.stop()
+        if ok:
+            self.test_connection_row.set_icon_name("emblem-ok-symbolic")
+        else:
+            self.test_connection_row.set_icon_name("network-error-symbolic")
+            

src/sidebar.py

@@ -0,0 +1,38 @@
+# sidebar.py
+#
+# Copyright 2024 Jeena
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from gi.repository import Adw
+from gi.repository import Gtk
+
+@Gtk.Template(resource_path='/net/jeena/jnotes/ui/sidebar.ui')
+class Sidebar(Adw.NavigationPage):
+    __gtype_name__ = 'Sidebar'
+
+    calendar_set = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+    def set_calendars(self, calendars):
+        self.calendar_set.bind_model(calendars, self.create_item_widget)
+
+    def create_item_widget(self, calendar):
+        return Gtk.Label(label=calendar.displayname, halign="start",
+            hexpand=True, ellipsize=3)
+

src/sync.py

@@ -0,0 +1,119 @@
+# sync.py
+#
+# Copyright 2024 Jeena
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+import caldav
+import logging, requests
+from gi.repository import Gtk, Gio, GObject
+from threading import Thread
+from typing import Callable
+from .gsettings import GSettings
+
+def threaded(function: Callable):
+    """
+    Decorator to run function in thread.
+    Use GLib.idle_add(func) as callback at the end of threaded function
+    if you need to change UI from thread.
+    It's needed to be called to make changes in UI thread safe.
+    """
+
+    def wrapper(*args, **kwargs):
+        Thread(target=function, args=args, kwargs=kwargs, daemon=True).start()
+
+    return wrapper
+
+class Sync():
+    client = None
+    principal = None
+
+    @classmethod
+    @threaded
+    def test_connection(self, server_url, username, password, callback):
+        try:
+            client = caldav.DAVClient(server_url, username=username, password=password)
+            client.principal()
+            callback(True)
+        except caldav.lib.error.AuthorizationError as e:
+            logging.warning(e)
+            callback(False, e)
+        except requests.exceptions.ConnectionError as e:
+            logging.warning(e)
+            callback(False, e)
+
+    @classmethod
+    def init(self):
+        server_url = GSettings.get("server-url")
+        username = GSettings.get("username")
+        password = GSettings.get_secret("CalDAV")
+
+        try:
+            self.client = caldav.DAVClient(server_url, username=username, password=password)
+            self.principal = self.client.principal()
+        except caldav.lib.error.AuthorizationError as e:
+            logging.warning(e)
+        except requests.exceptions.ConnectionError as e:
+            logging.warning(e)
+
+    @classmethod
+    def get_calendar_set(self):
+        calendar_set = CalendarSet()
+        if not self.client:
+            self.init()
+        if self.principal:
+            remote_calendars = self.principal.calendars()
+            for remote_calendar in remote_calendars:
+                if "VJOURNAL" in remote_calendar.get_supported_components():
+                    calendar = Calendar(remote_calendar.get_display_name(), remote_calendar.url)
+                    for journal in remote_calendar.journals():
+                        summary = journal.icalendar_component.get("summary", "")
+                        description = journal.icalendar_component.get("description", "")
+                        calendar.add_note(Note(calendar, summary, description))
+                    calendar_set.add_calendar(calendar)
+
+        return calendar_set
+
+class CalendarSet(Gio.ListStore):
+    def add_calendar(self, calendar):
+        self.append(calendar)
+
+    def remove_calendar(self, calendar):
+        self.remove(calendar)
+
+class Calendar(Gio.ListStore):
+    displayname = None
+    cal_id = None
+
+    def __init__(self, displayname, cal_id):
+        super().__init__()
+        self.displayname = displayname
+        self.cal_id = cal_id
+
+    def add_note(self, note):
+        self.append(note)
+
+class Note(GObject.GObject):
+    uid = None
+    calendar = None
+    summary = None
+    description = None
+
+    def __init__(self, calendar, summary, description):
+        super().__init__()
+        self.calendar = calendar
+        self.summary = summary
+        self.description = description

src/ui/help-overlay.ui

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkShortcutsWindow" id="help_overlay">
+    <property name="modal">True</property>
+    <child>
+      <object class="GtkShortcutsSection">
+        <property name="section-name">shortcuts</property>
+        <property name="max-height">10</property>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="title" translatable="yes" context="shortcut window">General</property>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="title" translatable="yes" context="shortcut window">Show Shortcuts</property>
+                <property name="action-name">win.show-help-overlay</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="title" translatable="yes" context="shortcut window">Quit</property>
+                <property name="action-name">app.quit</property>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </object>
+</interface>

src/ui/preferences.ui

@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <requires lib="gtk" version="4.0" />
+  <template class="PreferencesWindow" parent="AdwPreferencesWindow">
+    <property name="search_enabled">False</property>
+    <child>
+      <object class="AdwPreferencesPage">
+        <property name="name" translatable="yes">Sync</property>
+        <property name="title" translatable="yes">Sync information</property>
+        <child>
+          <object class="AdwPreferencesGroup">
+            <property name="name" translatable="yes">CalDav</property>
+            <property name="title" translatable="yes">CalDav Sync Server</property>
+            <child>
+              <object class="AdwEntryRow" id="server_url">
+                <property name="title" translatable="yes">Server URL</property>
+                <signal name="changed" handler="on_validate" swapped="no" />
+              </object>
+            </child>
+            <child>
+              <object class="AdwEntryRow" id="username">
+                <property name="title" translatable="yes">Username</property>
+                <signal name="changed" handler="on_validate" swapped="no" />
+              </object>
+            </child>
+            <child>
+              <object class="AdwPasswordEntryRow" id="password">
+                <property name="title" translatable="yes">Password</property>
+                <signal name="changed" handler="on_validate" swapped="no" />
+              </object>
+            </child>
+            <child>
+              <object class="AdwActionRow" id="test_connection_row">
+                <property name="title">Test Connection</property>
+                <child>
+                  <object class="GtkSpinner" id="spinner"></object>
+                </child>
+                <child>
+                  <object class="GtkButton" id="test_connection">
+                    <property name="label" translatable="yes">_Test</property>
+                    <property name="valign">center</property>
+                    <property name="use_underline">True</property>
+                    <property name="sensitive">False</property>
+                    <signal name="clicked" handler="on_test_connection_button_clicked" swapped="no" />
+                  </object>
+                </child>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

src/ui/sidebar.ui

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <requires lib="gtk" version="4.0"/>
+  <template class="Sidebar" parent="AdwNavigationPage">
+    <property name="title">Notes</property>
+    <property name="child">
+      <object class="AdwToolbarView">
+        <child type="top">
+          <object class="AdwHeaderBar">
+            <child type="start">
+              <object class="GtkToggleButton">
+                <property name="icon-name">list-add-symbolic</property>
+                <property name="tooltip-text" translatable="yes">New Collection</property>
+                <property name="action-name">win.new-collection</property>
+              </object>
+            </child>
+          </object>
+        </child>
+        <property name="content">
+          <object class="GtkScrolledWindow">
+            <property name="child">
+              <object class="GtkListBox" id="calendar_set">
+                <style>
+                  <class name="navigation-sidebar"/>
+                </style>
+              </object>
+            </property>
+          </object>
+        </property>
+      </object>
+    </property>
+  </template>
+</interface>
+

src/ui/window.ui

@@ -0,0 +1,101 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <menu id="main-menu">
+    <section>
+      <item>
+        <attribute name="label" translatable="yes">_Preferences</attribute>
+        <attribute name="action">app.preferences</attribute>
+        <attribute name="accel">&lt;Primary&gt;comma</attribute>
+      </item>
+      <item>
+        <attribute name="label" translatable="yes">_Keyboard Shortcuts</attribute>
+        <attribute name="action">win.show-help-overlay</attribute>
+      </item>
+      <item>
+        <attribute name="label" translatable="yes">_About</attribute>
+        <attribute name="action">app.about</attribute>
+      </item>
+      <item>
+        <attribute name="label" translatable="yes">_Quit</attribute>
+        <attribute name="action">app.quit</attribute>
+        <attribute name="accel">&lt;Primary&gt;q</attribute>
+      </item>
+    </section>
+  </menu>
+  <template class="JnotesWindow" parent="AdwApplicationWindow">
+    <property name="title" translatable="yes">To-Do</property>
+    <property name="width-request">800</property>
+    <property name="height-request">800</property>
+    <child>
+      <object class="AdwBreakpoint">
+        <condition>max-width: 500sp</condition>
+        <setter object="split_view" property="collapsed">True</setter>
+      </object>
+    </child>
+    <property name="content">
+      <object class="AdwNavigationSplitView" id="split_view">
+        <property name="min-sidebar-width">200</property>
+        <property name="sidebar">
+          <object class="Sidebar" id="sidebar">
+
+          </object>
+        </property>
+        <property name="content">
+          <object class="AdwNavigationPage">
+            <property name="title" translatable="yes">Note</property>
+            <property name="child">
+              <object class="AdwToolbarView">
+                <child type="top">
+                  <object class="AdwHeaderBar">
+                    <property name="show-title">False</property>
+                    <child type="end">
+                      <object class="GtkMenuButton">
+                        <property name="icon-name">open-menu-symbolic</property>
+                        <property name="menu-model">main-menu</property>
+                        <property name="tooltip-text" translatable="yes">Main Menu</property>
+                      </object>
+                    </child>
+                  </object>
+                </child>
+                <property name="content">
+                  <object class="GtkScrolledWindow">
+                    <property name="child">
+                      <object class="AdwClamp">
+                        <property name="maximum-size">400</property>
+                        <property name="tightening-threshold">300</property>
+                        <property name="child">
+                          <object class="GtkBox">
+                            <property name="orientation">vertical</property>
+                            <property name="margin-start">12</property>
+                            <property name="margin-end">12</property>
+                            <property name="spacing">12</property>
+                            <child>
+                              <object class="GtkEntry" id="entry">
+                                <property name="placeholder-text" translatable="yes">Create new Note…</property>
+                                <property name="secondary-icon-name">list-add-symbolic</property>
+                              </object>
+                            </child>
+                            <child>
+                              <object class="GtkListBox" id="tasks_list">
+                                <property name="visible">False</property>
+                                <property name="selection-mode">none</property>
+                                <style>
+                                  <class name="boxed-list" />
+                                </style>
+                              </object>
+                            </child>
+                          </object>
+                        </property>
+                      </object>
+                    </property>
+                  </object>
+                </property>
+              </object>
+            </property>
+          </object>
+        </property>
+      </object>
+    </property>
+  </template>
+</interface>
+

src/window.py

@@ -0,0 +1,31 @@
+# window.py
+#
+# Copyright 2024 Jeena
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from gi.repository import Adw
+from gi.repository import Gtk
+
+@Gtk.Template(resource_path='/net/jeena/jnotes/ui/window.ui')
+class JnotesWindow(Adw.ApplicationWindow):
+    __gtype_name__ = 'JnotesWindow'
+
+    sidebar = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+