Initial commit

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

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)