Use the build system “meson” (close #32)

Replace the build system “setuptools” with “meson”.

src/connectionpanel.py

@@ -0,0 +1,108 @@
+#!/usr/bin/env python3
+
+
+import gi
+gi.require_version('Gtk', '3.0')
+
+from gi.repository import Gtk, GObject
+
+from mcg.zeroconf import ZeroconfProvider
+
+
+
+
+@Gtk.Template(resource_path='/xyz/suruatoel/mcg/ui/connection-panel.ui')
+class ConnectionPanel(Gtk.Box):
+    __gtype_name__ = 'McgConnectionPanel'
+    __gsignals__ = {
+        'connection-changed': (GObject.SIGNAL_RUN_FIRST, None, (str, int, str))
+    }
+
+    # Widgets
+    zeroconf_list = Gtk.Template.Child()
+    host_entry = Gtk.Template.Child()
+    port_spinner = Gtk.Template.Child()
+    password_entry = Gtk.Template.Child()
+
+
+    def __init__(self):
+        super().__init__()
+        self._services = Gtk.ListStore(str, str, int)
+        self._profile = None
+
+        # Zeroconf
+        self.zeroconf_list.set_model(self._services)
+        renderer = Gtk.CellRendererText()
+        column = Gtk.TreeViewColumn("Zeroconf", renderer, text=0)
+        self.zeroconf_list.append_column(column)
+
+        # Zeroconf provider
+        self._zeroconf_provider = ZeroconfProvider()
+        self._zeroconf_provider.connect_signal(ZeroconfProvider.SIGNAL_SERVICE_NEW, self.on_new_service)
+
+
+    def on_new_service(self, service):
+        name, host, port = service
+        self._services.append([name, host, port])
+
+
+    @Gtk.Template.Callback()
+    def on_service_selected(self, selection):
+        model, treeiter = selection.get_selected()
+        if treeiter != None:
+            service = model[treeiter]
+            self.set_host(service[1])
+            self.set_port(service[2])
+
+
+    @Gtk.Template.Callback()
+    def on_zeroconf_list_outfocused(self, widget, event):
+        self.zeroconf_list.get_selection().unselect_all()
+
+
+    @Gtk.Template.Callback()
+    def on_host_entry_outfocused(self, widget, event):
+        self._call_back()
+
+
+    @Gtk.Template.Callback()
+    def on_port_spinner_value_changed(self, widget):
+        self._call_back()
+
+
+    @Gtk.Template.Callback()
+    def on_password_entry_outfocused(self, widget, event):
+        self._call_back()
+
+
+    def set_host(self, host):
+        self.host_entry.set_text(host)
+
+
+    def get_host(self):
+        return self.host_entry.get_text()
+
+
+    def set_port(self, port):
+        self.port_spinner.set_value(port)
+
+
+    def get_port(self):
+        return self.port_spinner.get_value_as_int()
+
+
+    def set_password(self, password):
+        if password is None:
+            password = ""
+        self.password_entry.set_text(password)
+
+
+    def get_password(self):
+        if self.password_entry.get_text() == "":
+            return None
+        else:
+            return self.password_entry.get_text()
+
+
+    def _call_back(self):
+        self.emit('connection-changed', self.get_host(), self.get_port(), self.get_password(),)