example: add launch application example

fix some bug while testing the example

Signed-off-by: ComixHe <heyuming@deepin.org>
Signed-off-by: black-desk <me@black-desk.cn>

examples/launchApp/CMakeLists.txt

@@ -0,0 +1,8 @@
+set(LAUNCHAPP_BIN launchApp)
+
+add_executable(${LAUNCHAPP_BIN} main.cpp)
+
+target_link_libraries(${LAUNCHAPP_BIN} PRIVATE
+    Qt${QT_VERSION_MAJOR}::Core
+    Qt${QT_VERSION_MAJOR}::DBus
+)

examples/launchApp/main.cpp

@@ -0,0 +1,76 @@
+// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: LGPL-3.0-or-later
+
+#include <QCoreApplication>
+#include <QDBusInterface>
+#include <QDBusConnection>
+#include <QVariantMap>
+#include <QDebug>
+
+class Demo : public QObject
+{
+    Q_OBJECT
+public:
+    Demo()
+        : ApplicationManager(u8"org.deepin.dde.ApplicationManager1",
+                             u8"/org/deepin/dde/ApplicationManager1",
+                             u8"org.desktopspec.ApplicationManager1")
+        , JobManager(u8"org.deepin.dde.ApplicationManager1",
+                     u8"/org/deepin/dde/ApplicationManager1/JobManager1",
+                     u8"org.desktopspec.JobManager1")
+    {
+        auto con = JobManager.connection();
+        if (!con.connect(JobManager.service(),
+                         JobManager.path(),
+                         JobManager.interface(),
+                         u8"JobNew",
+                         this,
+                         SLOT(onJobNew(QDBusObjectPath, QDBusObjectPath)))) {
+            qFatal() << "connect JobNew failed.";
+        }
+
+        if (!con.connect(JobManager.service(),
+                         JobManager.path(),
+                         JobManager.interface(),
+                         u8"JobRemoved",
+                         this,
+                         SLOT(onJobRemoved(QDBusObjectPath, QString, QVariantList)))) {
+            qFatal() << "connect JobNew failed.";
+        }
+    }
+
+    void launchApp(const QString &appId)
+    {
+        auto msg =
+            ApplicationManager.callWithArgumentList(QDBus::Block, "Launch", {appId, QString{""}, QStringList{}, QVariantMap{}});
+        qInfo() << "reply message:" << msg;
+    }
+
+public Q_SLOTS:
+    void onJobNew(QDBusObjectPath job, QDBusObjectPath source)
+    {
+        qInfo() << "Job New ["
+                << "Job Path:" << job.path() << source.path() << "add this job].";
+    }
+
+    void onJobRemoved(QDBusObjectPath job, QString status, QVariantList result)
+    {
+        qInfo() << "Job Removed ["
+                << "Job Path:" << job.path() << "Job Status:" << status << "result:" << result;
+    }
+
+private:
+    QDBusInterface ApplicationManager;
+    QDBusInterface JobManager;
+};
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication app{argc, argv};
+    Demo demo;
+    demo.launchApp("google-chrome");
+    return QCoreApplication::exec();
+}
+
+#include "main.moc"