Adding a tray icon.

rktwebview.cpp

@@ -876,3 +876,51 @@ void rkt_webview_exit_done(int done)
         ERROR0("rkt_webview_exit_done called with 'false', i.e. this library did not have a cleanup call\n");
     }
 }
+
+/////////////////////////////////////////////////////////////////////
+// Tray specific functions
+/////////////////////////////////////////////////////////////////////
+
+rktwebview_t rkt_webview_tray_create(const char *icon_file,
+                                     const char *tooltip)
+{
+    RKT_WEBVIEW_INIT;
+    FAIL_WV
+
+    JSON j;
+    j["icon"] = icon_file;
+    j["tooltip"] = tooltip;
+
+    handler->command_queue->enqueue(CMD_CREATE_TRAY, j.dump());
+
+    int result;
+    std::string json_result;
+    while (!handler->command_result_queue->dequeue(result, json_result, MAX_WAIT_RESULT)) {
+        if (handler->alive_error) {
+            return result_t::failed;
+        }
+    }
+
+    return result;
+}
+
+result_t rkt_webview_tray_set_icon(rktwebview_t tray, const char *icon_file)
+{
+    CMDRES(CMD_TRAY_SET_ICON, tray, "icon", icon_file)
+}
+
+result_t rkt_webview_tray_set_tooltip(rktwebview_t tray, const char *tooltip)
+{
+    CMDRES(CMD_TRAY_SET_TOOLTIP, tray, "tooltip", tooltip)
+}
+
+result_t rkt_webview_tray_show_message(rktwebview_t tray, const char *title, const char *message)
+{
+    CMDRES2(CMD_TRAY_SHOW_MESSAGE, tray, "title", title, "message", message)
+}
+
+result_t rkt_webview_tray_set_menu(rktwebview_t tray, const char *menu_json)
+{
+    CMDRES(CMD_TRAY_SET_MENU, tray, "menu", menu_json)
+}
+