feat(ui/views/App/Calls/CallsWindow): supports call transfer

linphone-desktop/assets/languages/en.ts

@@ -280,6 +280,17 @@
         <translation>Video</translation>
     </message>
 </context>
+<context>
+    <name>CallTransfer</name>
+    <message>
+        <source>cancel</source>
+        <translation>CANCEL</translation>
+    </message>
+    <message>
+        <source>callTransferDescription</source>
+        <translation>Do you want to transfer this call ?</translation>
+    </message>
+</context>
 <context>
     <name>Calls</name>
     <message>

linphone-desktop/assets/languages/fr.ts

@@ -280,6 +280,17 @@
         <translation>Vidéo</translation>
     </message>
 </context>
+<context>
+    <name>CallTransfer</name>
+    <message>
+        <source>cancel</source>
+        <translation>ANNULER</translation>
+    </message>
+    <message>
+        <source>callTransferDescription</source>
+        <translation>Voulez-vous transférer cet appel ?</translation>
+    </message>
+</context>
 <context>
     <name>Calls</name>
     <message>

linphone-desktop/resources.qrc

@@ -358,6 +358,7 @@
     <file>ui/views/App/Calls/CallsWindow.qml</file>
     <file>ui/views/App/Calls/ConferenceManager.qml</file>
     <file>ui/views/App/Calls/Conference.qml</file>
+    <file>ui/views/App/Calls/Dialogs/CallTransfer.qml</file>
     <file>ui/views/App/Calls/EndedCall.qml</file>
     <file>ui/views/App/Calls/IncallFullscreenWindow.qml</file>
     <file>ui/views/App/Calls/Incall.js</file>
@@ -408,6 +409,7 @@
     <file>ui/views/App/Styles/Calls/CallsWindowStyle.qml</file>
     <file>ui/views/App/Styles/Calls/ConferenceManagerStyle.qml</file>
     <file>ui/views/App/Styles/Calls/ConferenceStyle.qml</file>
+    <file>ui/views/App/Styles/Calls/Dialogs/CallTransferStyle.qml</file>
     <file>ui/views/App/Styles/Main/AboutStyle.qml</file>
     <file>ui/views/App/Styles/Main/Assistant/ActivateLinphoneSipAccountWithEmailStyle.qml</file>
     <file>ui/views/App/Styles/Main/Assistant/AssistantAbstractViewStyle.qml</file>

linphone-desktop/src/components/call/CallModel.cpp

@@ -135,10 +135,21 @@ void CallModel::terminate () {
   core->unlockVideoRender();
 }
 
+// -----------------------------------------------------------------------------
+
 void CallModel::askForTransfer () {
   CoreManager::getInstance()->getCallsListModel()->askForTransfer(this);
 }
 
+bool CallModel::transferTo (const QString &sipAddress) {
+  bool status = !!mCall->transfer(::Utils::qStringToLinphoneString(sipAddress));
+  if (status)
+    qWarning() << QStringLiteral("Unable to transfer: `%1`.").arg(sipAddress);
+  return status;
+}
+
+// -----------------------------------------------------------------------------
+
 void CallModel::acceptVideoRequest () {
   shared_ptr<linphone::Core> core = CoreManager::getInstance()->getCore();
   shared_ptr<linphone::CallParams> params = core->createCallParams(mCall);

linphone-desktop/src/components/call/CallModel.hpp

@@ -86,7 +86,9 @@ public:
   Q_INVOKABLE void accept ();
   Q_INVOKABLE void acceptWithVideo ();
   Q_INVOKABLE void terminate ();
+
   Q_INVOKABLE void askForTransfer ();
+  Q_INVOKABLE bool transferTo (const QString &sipAddress);
 
   Q_INVOKABLE void acceptVideoRequest ();
   Q_INVOKABLE void rejectVideoRequest ();

linphone-desktop/src/components/calls/CallsListModel.cpp

@@ -212,18 +212,20 @@ void CallsListModel::removeCall (const shared_ptr<linphone::Call> &call) {
     return;
   }
 
-  QTimer::singleShot(
-    DELAY_BEFORE_REMOVE_CALL, this, [this, callModel]() {
-      qInfo() << QStringLiteral("Removing call:") << callModel;
-
-      int index = mList.indexOf(callModel);
-      if (index == -1 || !removeRow(index))
-        qWarning() << QStringLiteral("Unable to remove call:") << callModel;
-
-      if (mList.empty() && ConferenceHelperModel::getInstancesNumber() == 0) {
-        qInfo() << QStringLiteral("Last call terminated, close calls window.");
-        App::getInstance()->getCallsWindow()->close();
-      }
-    }
-  );
+  QTimer::singleShot(DELAY_BEFORE_REMOVE_CALL, this, [this, callModel] {
+    removeCallCb(callModel);
+  });
+}
+
+void CallsListModel::removeCallCb (CallModel *callModel) {
+  qInfo() << QStringLiteral("Removing call:") << callModel;
+
+  int index = mList.indexOf(callModel);
+  if (index == -1 || !removeRow(index))
+    qWarning() << QStringLiteral("Unable to remove call:") << callModel;
+
+  if (mList.empty() && ConferenceHelperModel::getInstancesNumber() == 0) {
+    qInfo() << QStringLiteral("Last call terminated, close calls window.");
+    App::getInstance()->getCallsWindow()->close();
+  }
 }

linphone-desktop/src/components/calls/CallsListModel.hpp

@@ -64,6 +64,7 @@ private:
 
   void addCall (const std::shared_ptr<linphone::Call> &call);
   void removeCall (const std::shared_ptr<linphone::Call> &call);
+  void removeCallCb (CallModel *callModel);
 
   QList<CallModel *> mList;
 

linphone-desktop/src/components/core/CoreHandlers.cpp

@@ -38,9 +38,9 @@ using namespace std;
 // Schedule a function in app context.
 void scheduleFunctionInApp (function<void()> func) {
   App *app = App::getInstance();
-  if (QThread::currentThread() != app->thread()) {
+  if (QThread::currentThread() != app->thread())
     QTimer::singleShot(0, app, func);
-  } else
+  else
     func();
 }
 
@@ -168,3 +168,52 @@ void CoreHandlers::onRegistrationStateChanged (
 ) {
   emit registrationStateChanged(proxyConfig, state);
 }
+
+void CoreHandlers::onTransferStateChanged (
+  const shared_ptr<linphone::Core> &,
+  const shared_ptr<linphone::Call> &call,
+  linphone::CallState state
+) {
+  switch (state) {
+    case linphone::CallStateEarlyUpdatedByRemote:
+    case linphone::CallStateEarlyUpdating:
+    case linphone::CallStateIdle:
+    case linphone::CallStateIncomingEarlyMedia:
+    case linphone::CallStateIncomingReceived:
+    case linphone::CallStateOutgoingEarlyMedia:
+    case linphone::CallStateOutgoingRinging:
+    case linphone::CallStatePaused:
+    case linphone::CallStatePausedByRemote:
+    case linphone::CallStatePausing:
+    case linphone::CallStateRefered:
+    case linphone::CallStateReleased:
+    case linphone::CallStateResuming:
+    case linphone::CallStateStreamsRunning:
+    case linphone::CallStateUpdatedByRemote:
+    case linphone::CallStateUpdating:
+      break; // Nothing.
+
+    // 1. Init.
+    case linphone::CallStateOutgoingInit:
+      qInfo() << QStringLiteral("Call transfer init.");
+      break;
+
+    // 2. In progress.
+    case linphone::CallStateOutgoingProgress:
+      qInfo() << QStringLiteral("Call transfer in progress.");
+      break;
+
+    // 3. Done.
+    case linphone::CallStateConnected:
+      qInfo() << QStringLiteral("Call transfer succeeded.");
+      emit callTransferSucceeded(call);
+      break;
+
+    // 4. Error.
+    case linphone::CallStateEnd:
+    case linphone::CallStateError:
+      qWarning() << QStringLiteral("Call transfer failed.");
+      emit callTransferFailed(call);
+      break;
+  }
+}

linphone-desktop/src/components/core/CoreHandlers.hpp

@@ -43,6 +43,8 @@ public:
 signals:
   void authenticationRequested (const std::shared_ptr<linphone::AuthInfo> &authInfo);
   void callStateChanged (const std::shared_ptr<linphone::Call> &call, linphone::CallState state);
+  void callTransferFailed (const std::shared_ptr<linphone::Call> &call);
+  void callTransferSucceeded (const std::shared_ptr<linphone::Call> &call);
   void coreStarted ();
   void messageReceived (const std::shared_ptr<linphone::ChatMessage> &message);
   void presenceReceived (const QString &sipAddress, const std::shared_ptr<const linphone::PresenceModel> &presenceModel);
@@ -107,6 +109,12 @@ private:
     const std::string &message
   ) override;
 
+  void onTransferStateChanged (
+    const std::shared_ptr<linphone::Core> &core,
+    const std::shared_ptr<linphone::Call> &call,
+    linphone::CallState state
+  ) override;
+
   // ---------------------------------------------------------------------------
 
   bool mCoreCreated = false;

linphone-desktop/ui/views/App/Calls/CallsWindow.js

@@ -22,7 +22,7 @@ function handleClosing (close) {
   }
 
   window.attachVirtualWindow(Utils.buildDialogUri('ConfirmDialog'), {
-    descriptionText: qsTr('acceptClosingDescription'),
+    descriptionText: qsTr('acceptClosingDescription')
   }, function (status) {
     if (status) {
       forceClose = true
@@ -71,5 +71,12 @@ function getContent () {
 // -----------------------------------------------------------------------------
 
 function handleCallTransferAsked (call) {
-  console.log('TODO: handle call transfer')
+  if (!call) {
+    return
+  }
+
+  window.detachVirtualWindow()
+  window.attachVirtualWindow(Qt.resolvedUrl('Dialogs/CallTransfer.qml'), {
+    call: call
+  })
 }

linphone-desktop/ui/views/App/Calls/Dialogs/CallTransfer.qml

+import QtQuick 2.7
+import QtQuick.Layouts 1.3
+
+import Common 1.0
+import Linphone 1.0
+
+import App.Styles 1.0
+
+// =============================================================================
+
+DialogPlus {
+	id: callTransfer
+
+	// ---------------------------------------------------------------------------
+
+	property var call
+
+	// ---------------------------------------------------------------------------
+
+  buttons: [
+    TextButtonA {
+      text: qsTr('cancel')
+
+      onClicked: exit(0)
+    }
+  ]
+
+  centeredButtons: true
+  descriptionText: qsTr('callTransferDescription')
+
+  height: CallTransferStyle.height
+  width: CallTransferStyle.width
+
+	onCallChanged: !call && exit(0)
+
+  // ---------------------------------------------------------------------------
+
+  ColumnLayout {
+    anchors {
+      fill: parent
+      leftMargin: CallTransferStyle.leftMargin
+      rightMargin: CallTransferStyle.rightMargin
+    }
+
+    spacing: 0
+
+    Contact {
+      Layout.fillWidth: true
+
+      entry: SipAddressesModel.getSipAddressObserver(call ? call.sipAddress : '')
+    }
+
+    // -------------------------------------------------------------------------
+    // Address selector.
+    // -------------------------------------------------------------------------
+
+    Item {
+      Layout.fillHeight: true
+      Layout.fillWidth: true
+
+      ColumnLayout {
+        anchors.fill: parent
+        spacing: CallTransferStyle.spacing
+
+        TextField {
+          id: filter
+
+          Layout.fillWidth: true
+
+          icon: 'search'
+
+          onTextChanged: sipAddressesModel.setFilter(text)
+        }
+
+        ScrollableListViewField {
+          Layout.fillHeight: true
+          Layout.fillWidth: true
+
+          SipAddressesView {
+            anchors.fill: parent
+
+            actions: [{
+              icon: 'transfer',
+              handler: function (entry) {
+                callTransfer.call.transferTo(entry.sipAddress)
+								exit(1)
+              }
+            }]
+
+            genSipAddress: filter.text
+
+            model: SipAddressesProxyModel {
+              id: sipAddressesModel
+            }
+
+            onEntryClicked: actions[0].handler(entry)
+          }
+        }
+      }
+    }
+  }
+}

linphone-desktop/ui/views/App/Styles/Calls/Dialogs/CallTransferStyle.qml

+pragma Singleton
+import QtQuick 2.7
+
+// =============================================================================
+
+QtObject {
+  property int height: 420
+  property int leftMargin: 35
+  property int rightMargin: 35
+  property int spacing: 10
+  property int width: 450
+}

linphone-desktop/ui/views/App/Styles/qmldir

@@ -9,6 +9,8 @@ singleton CallsWindowStyle                         1.0 Calls/CallsWindowStyle.qm
 singleton ConferenceManagerStyle                   1.0 Calls/ConferenceManagerStyle.qml
 singleton ConferenceStyle                          1.0 Calls/ConferenceStyle.qml
 
+singleton CallTransferStyle                        1.0 Calls/Dialogs/CallTransferStyle.qml
+
 singleton ActivateLinphoneSipAccountWithEmailStyle 1.0 Main/Assistant/ActivateLinphoneSipAccountWithEmailStyle.qml
 singleton AssistantAbstractViewStyle               1.0 Main/Assistant/AssistantAbstractViewStyle.qml
 singleton AssistantHomeStyle                       1.0 Main/Assistant/AssistantHomeStyle.qml