Show the announcedName in the qml app

Makes it possible to display it and modify it
Introduces a DBusProperty component that can be used if we don't want
to go through the QtDBus property generation hell.

app/qml/main.qml

@@ -50,6 +50,24 @@ Kirigami.ApplicationWindow
         titleIcon: "kdeconnect"
 //         bannerImageSource: "/home/apol/devel/kde5/share/wallpapers/Next/contents/images/1024x768.png"
 
+        topContent: [
+            TextField {
+                Layout.fillWidth: true
+
+                DBusProperty {
+                    id: announcedNameProperty
+                    object: DaemonDbusInterface
+                    read: "announcedName"
+                    defaultValue: ""
+                }
+
+                text: announcedNameProperty.value
+                onAccepted: {
+                    DaemonDbusInterface.setAnnouncedName(text)
+                    text = Qt.binding(function() {return announcedNameProperty.value})
+                }
+            }
+        ]
         property var objects: [findDevicesAction]
         Instantiator {
             model: DevicesSortProxyModel {

core/daemon.cpp

@@ -214,6 +214,7 @@ void Daemon::setAnnouncedName(const QString &name)
     qCDebug(KDECONNECT_CORE()) << "Announcing name";
     KdeConnectConfig::instance()->setName(name);
     forceOnNetworkChange();
+    Q_EMIT announcedNameChanged(name);
 }
 
 QString Daemon::announcedName()

core/daemon.h

@@ -73,6 +73,7 @@ Q_SIGNALS:
     Q_SCRIPTABLE void deviceAdded(const QString& id);
     Q_SCRIPTABLE void deviceRemoved(const QString& id); //Note that paired devices will never be removed
     Q_SCRIPTABLE void deviceVisibilityChanged(const QString& id, bool isVisible);
+    Q_SCRIPTABLE void announcedNameChanged(const QString &announcedName);
 
 private Q_SLOTS:
     void onNewDeviceLink(const NetworkPackage& identityPackage, DeviceLink* dl);

plasmoid/declarativeplugin/CMakeLists.txt

@@ -21,4 +21,4 @@ target_link_libraries(kdeconnectdeclarativeplugin
     kdeconnectinterfaces
 )
 install(TARGETS kdeconnectdeclarativeplugin DESTINATION ${QML_INSTALL_DIR}/org/kde/kdeconnect)
-install(FILES qmldir qml/PluginChecker.qml DESTINATION ${QML_INSTALL_DIR}/org/kde/kdeconnect)
+install(FILES qmldir qml/PluginChecker.qml qml/DBusProperty.qml DESTINATION ${QML_INSTALL_DIR}/org/kde/kdeconnect)

plasmoid/declarativeplugin/kdeconnectdeclarativeplugin.cpp

@@ -86,6 +86,11 @@ void KdeConnectDeclarativePlugin::registerTypes(const char* uri)
     qmlRegisterUncreatableType<LockDeviceDbusInterface>(uri, 1, 0, "LockDeviceDbusInterface", QStringLiteral("You're not supposed to instantiate interfacess"));
     qmlRegisterUncreatableType<FindMyPhoneDeviceDbusInterface>(uri, 1, 0, "FindMyPhoneDbusInterface", QStringLiteral("You're not supposed to instantiate interfacess"));
     qmlRegisterUncreatableType<DeviceDbusInterface>(uri, 1, 0, "DeviceDbusInterface", QStringLiteral("You're not supposed to instantiate interfacess"));
+    qmlRegisterSingletonType<DaemonDbusInterface>(uri, 1, 0, "DaemonDbusInterface",
+        [](QQmlEngine*, QJSEngine*) -> QObject* {
+            return new DaemonDbusInterface;
+        }
+    );
 }
 
 void KdeConnectDeclarativePlugin::initializeEngine(QQmlEngine* engine, const char* uri)

plasmoid/declarativeplugin/qml/DBusProperty.qml

@@ -0,0 +1,69 @@
+/**
+ * Copyright 2016 Aleix Pol Gonzalez <aleixpol@kde.org>
+ *
+ * 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 2 of
+ * the License or (at your option) version 3 or any later version
+ * accepted by the membership of KDE e.V. (or its successor approved
+ * by the membership of KDE e.V.), which shall act as a proxy
+ * defined in Section 14 of version 3 of the license.
+ *
+ * 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/>.
+ */
+
+import QtQml 2.2
+import org.kde.kdeconnect 1.0
+
+QtObject {
+    id: prop
+    property QtObject object: null
+    property string read
+    property string change: read+"Changed"
+
+    Component.onCompleted: get();
+
+    onChangeChanged: {
+        if (object) {
+            var theSignal = object[change];
+            if (theSignal) {
+                theSignal.connect(valueReceived);
+            } else {
+                console.warn("couldn't find signal", change, "for", object)
+            }
+        }
+    }
+
+    function valueReceived(val) {
+        if (!val) {
+            get();
+        } else {
+            _value = val;
+        }
+    }
+
+    property var defaultValue
+    property var _value: defaultValue
+    readonly property var value: _value
+
+    readonly property var v: DBusAsyncResponse {
+        id: response
+        autoDelete: false
+        onSuccess: {
+            prop._value = result;
+        }
+        onError: {
+            console.warn("failed call", object, read, write, change)
+        }
+    }
+
+    function get() {
+        response.setPendingCall(object[read]());
+    }
+}

plasmoid/declarativeplugin/qmldir

@@ -2,3 +2,4 @@ module org.kde.kdeconnect
 plugin kdeconnectdeclarativeplugin
 
 PluginChecker 1.0 PluginChecker.qml
+DBusProperty 1.0 DBusProperty.qml