diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt
index a93c201..8d3e0e3 100644
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.5)
 
-project(PprzlinkQtExample LANGUAGES CXX)
+project(linkQtExample LANGUAGES CXX)
 
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
@@ -15,8 +15,8 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 find_package(QT NAMES Qt6 Qt5 COMPONENTS Core Widgets Network Xml REQUIRED)
 find_package(Qt${QT_VERSION_MAJOR} COMPONENTS  Core Widgets Network Xml REQUIRED)
 
-set(PprzlinkQt_DIR "../PprzlinkQt/")
-add_subdirectory(${PprzlinkQt_DIR} pprzlinkqt)
+find_package(pprzlinkQt)
+
 
 set(PROJECT_SOURCES
         main.cpp
@@ -25,19 +25,27 @@ set(PROJECT_SOURCES
 )
 
 if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
-    qt_add_executable(PprzlinkQtExample ${PROJECT_SOURCES})
+    qt_add_executable(${PROJECT_NAME} ${PROJECT_SOURCES})
 else()
-    add_executable(PprzlinkQtExample ${PROJECT_SOURCES})
+    add_executable(${PROJECT_NAME} ${PROJECT_SOURCES})
 endif()
 
 
-target_include_directories(PprzlinkQtExample PRIVATE ${PprzlinkQt_DIR})
+target_include_directories(${PROJECT_NAME} PRIVATE ${ppagain_DIR})
+
+include_directories(${CMAKE_PREFIX_PATH}/include)
+link_directories(${CMAKE_PREFIX_PATH}/lib)
 
-target_link_libraries(PprzlinkQtExample PRIVATE
+target_link_libraries(${PROJECT_NAME} PRIVATE
     Qt${QT_VERSION_MAJOR}::Core
     Qt${QT_VERSION_MAJOR}::Widgets
     Qt${QT_VERSION_MAJOR}::Network
     Qt${QT_VERSION_MAJOR}::Xml
-    PprzlinkQt
-    IvyQt
+    pprzlinkQt
+    #IvyQt
 )
+
+
+
+
+
diff --git a/example/mainwindow.cpp b/example/mainwindow.cpp
index b8b0d25..f785e57 100644
--- a/example/mainwindow.cpp
+++ b/example/mainwindow.cpp
@@ -1,6 +1,10 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
-#include "pprzlinkqt.h"
+#include <QDebug>
+#include "pprzlinkQt/MessageDictionary.h"
+#include "pprzlinkQt/Message.h"
+#include "pprzlinkQt/IvyQtLink.h"
+#include "iostream"
 
 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent),
@@ -8,35 +12,42 @@ MainWindow::MainWindow(QWidget *parent) :
 {
     ui->setupUi(this);
 
-    connect(ui->label_button, &QPushButton::clicked, this, [=]() {
-        //vbox->removeWidget(label);
-        ui->label->deleteLater();
-    });
+    auto dict = new pprzlink::MessageDictionary("/home/fabien/paparazzi/var/messages.xml");
 
+    auto link = new pprzlink::IvyQtLink(*dict, "test", "127.255.255.255:2010", this);
 
-    auto pp = new PprzlinkQt("/home/fabien/paparazzi/var/messages.xml", "testPprzLinkQt", "testPprzLinkQt ready");
-    pp->start("127.255.255.255", 2010);
-    
-    pp->bind("FLIGHT_PARAM", ui->label, [=](QString sender, Message msg) {
-        QString ac_id;
-        float alt;
-        msg.getField("ac_id", ac_id);
+    auto def_fp = dict->getDefinition("FLIGHT_PARAM");
+
+    link->BindMessage(def_fp, ui->label, [=](QString, pprzlink::Message msg){
+        float alt, lat, lon;
+        msg.getField("ac_id", last_ac_id);
         msg.getField("alt", alt);
-        //qDebug() << ac_id << alt;
-        ui->label->setText(ac_id + QString("  alt: %1 m").arg(alt));
+        msg.getField("lat", lat);
+        msg.getField("long", lon);
+        qDebug() << last_ac_id + " " + QString::number(alt) + "m" + "  " + QString::number(lat) + " " + QString::number(lon);
+        ui->label->setText(last_ac_id + " " + QString::number(alt) + "m" + "  " + QString::number(lat) + " " + QString::number(lon));
+    });
 
+    connect(ui->label_button, &QPushButton::clicked, ui->label, [=]() {
+        ui->label->deleteLater();
     });
 
+
     connect(ui->line_edit, &QLineEdit::returnPressed, this, [=]() {
-    //    ivyqt->send(ui->line_edit->text());
-        Message msg(pp->getDefinition("MOVE_WAYPOINT"));
-        msg.setSender("ground");
-        msg.addField("ac_id", QString("2"));
-        msg.addField("wp_id", (uint8_t)2);
-        msg.addField("lat", (float)43.456);
-        msg.addField("long", (float)1.345);
-        msg.addField("alt", (float)123.3);
-        pp->sendMessage(msg);
+        bool ok = false;
+        uint8_t block_id = ui->line_edit->text().toUInt(&ok);
+        if(ok) {
+            auto def = dict->getDefinition("JUMP_TO_BLOCK");
+            auto msg = pprzlink::Message(def);
+            msg.addField("ac_id", last_ac_id);
+            msg.addField("block_id", block_id);
+
+            msg.setSenderId("ground");
+
+            link->sendMessage(msg);
+        } else {
+            qDebug() << "not a number!!!";
+        }
     });
 }
 
diff --git a/example/mainwindow.h b/example/mainwindow.h
index 9353441..545f55a 100644
--- a/example/mainwindow.h
+++ b/example/mainwindow.h
@@ -17,6 +17,8 @@ class MainWindow : public QMainWindow
 
 private:
     Ui::MainWindow *ui;
+
+    QString last_ac_id;
 };
 
 #endif // MAINWINDOW_H
diff --git a/example/mainwindow.ui b/example/mainwindow.ui
index 1fcc335..5b2b037 100644
--- a/example/mainwindow.ui
+++ b/example/mainwindow.ui
@@ -18,7 +18,7 @@
     <item>
      <widget class="QLabel" name="label_2">
       <property name="text">
-       <string>Send &quot;Hello &lt;name&gt;&quot; to change the label text.</string>
+       <string>Start paparazzi with one AC to update the label.</string>
       </property>
      </widget>
     </item>
@@ -53,7 +53,7 @@
     <item>
      <widget class="QLabel" name="label_4">
       <property name="text">
-       <string>enter text and press ENTER to send it.</string>
+       <string>enter a block number and press ENTER to send it.</string>
       </property>
      </widget>
     </item>