Add pws to be able to start apps

[apps/onscreenapp.git] / pws / launcher.cpp

diff --git a/pws/launcher.cpp b/pws/launcher.cpp
new file mode 100644 (file)
index 0000000..bbd86df
--- /dev/null
+++ b/pws/launcher.cpp
@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) 2020 Collabora Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <json-c/json.h>
+
+#include "launcher.h"
+#include "pws.h"
+
+int
+Launcher::setup_pws_connection(void)
+{
+       pws = pws_data_source_init(afm_sock_name.toStdString().c_str());
+       if (!pws)
+               return -1;
+
+       connection_set = true;
+       return 0;
+}
+
+bool
+Launcher::connection_is_set(void)
+{
+       return connection_set;
+}
+
+int
+Launcher::start(const QString &app)
+{
+       int rid = -1;
+
+       if (!connection_set)
+               return rid;
+
+       rid = pws_start_process(pws, app.toStdString().c_str());
+       if (rid > 0)
+               applications.insert(app, rid);
+
+       return rid;
+}
+
+bool
+Launcher::terminate(const QString &app)
+{
+       if (!connection_set)
+               return -1;
+
+       if (pws_stop_process(pws, app.toStdString().c_str()))
+               return true;
+
+       return false;
+}
+
+bool
+Launcher::is_running(const QString &app)
+{
+       int rid = -1;
+
+       if (!connection_set)
+               return false;
+
+       rid = pws_check_process_is_running(pws, app.toStdString().c_str());
+       /* remove it from QHash if it was there and current no longer shows up */
+       if (rid > 0) {
+               return true;
+       } else {
+               if (applications.contains(app))
+                       applications.remove(app);
+       }
+
+       return false;
+}
+
+size_t
+Launcher::get_list_runnables(QString *qstr)
+{
+       size_t items = 0;
+       struct json_object *json;
+
+       if (!connection_set)
+               return false;
+
+       items = pws_get_list_runnables(pws, &json);
+       if (json)
+               *qstr = QString(json_object_to_json_string(json));
+       else
+               *qstr = nullptr;
+
+       /* necessary as pws_get_list_runnables won't free() the json reply on
+        * its own */
+       pws_data_source_reply_destroy(pws);
+
+       return items;
+}