WIP: Add MessageHandler context manager class

Author: marques-bruno

bindings/Sofa/src/SofaPython3/Sofa/Helper/CMakeLists.txt

@@ -4,11 +4,13 @@ set(HEADER_FILES
     ${CMAKE_CURRENT_SOURCE_DIR}/Submodule_Helper.h
     ${CMAKE_CURRENT_SOURCE_DIR}/Binding_Vector.h
     ${CMAKE_CURRENT_SOURCE_DIR}/System/Submodule_System.h
+    ${CMAKE_CURRENT_SOURCE_DIR}/Binding_MessageHandler.h
     ${CMAKE_CURRENT_SOURCE_DIR}/System/Binding_FileRepository.h
 )
 
 set(SOURCE_FILES
     ${CMAKE_CURRENT_SOURCE_DIR}/Submodule_Helper.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/Binding_MessageHandler.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/Binding_Vector.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/System/Submodule_System.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/System/Binding_FileRepository.cpp
@@ -23,4 +25,4 @@ SP3_add_python_module(
     SOURCES      ${SOURCE_FILES}
     HEADERS      ${HEADER_FILES}
     DEPENDS      SofaCore SofaPython3::Plugin
-)
+)

bindings/Sofa/src/SofaPython3/Sofa/Helper/Submodule_Helper.cpp

@@ -31,6 +31,7 @@ along with sofaqtquick. If not, see <http://www.gnu.org/licenses/>.
 #include <sofa/core/objectmodel/Base.h>
 #include "System/Submodule_System.h"
 #include "Submodule_Helper.h"
+#include "Binding_MessageHandler.h"
 #include "Binding_Vector.h"
 
 namespace sofapython3
@@ -151,6 +152,7 @@ PYBIND11_MODULE(Helper, helper)
     helper.def("msg_fatal", [](py::args args) { MESSAGE_DISPATCH(msg_fatal); },
     R"(Emit a fatal error message from python.)");
 
+    moduleAddMessageHandler(helper);
     moduleAddVector(helper);
     moduleAddSystem(helper);
 }

bindings/Sofa/tests/Helper/Message.py

@@ -4,6 +4,23 @@
 import Sofa.Helper
 import unittest
 
+class MsgHandler(Sofa.Helper.MessageHandler):
+    def __init__(self):
+        Sofa.Helper.MessageHandler.__init__(self)
+
+    def process(msg):
+        print ("GOT MESSAGE!")
+        print("type: ")
+        print(msg.type)
+        print("sender: ")
+        print(msg.sender)
+        print("component: ")
+        print(msg.component.typeName())
+        print(msg.component.getName())
+        print("message:")
+        print(msg.message)
+
+
 class Test(unittest.TestCase):
     def test_messages(self):
         """Test that the message are correctly sended and does not generates exceptions"""
@@ -15,3 +32,12 @@ def test_messages(self):
             f(Sofa.Core.Node("node"), "Simple message to an object")
             f(Sofa.Core.Node("node"), "Simple message to an object with attached source info", "sourcefile.py", 10)
 
+
+
+    def test_messageHandler(self):
+        with MsgHandler():
+            Sofa.Helper.msg_info("plop")
+            Sofa.Helper.msg_error("pouet")
+        Sofa.Helper.msg_warning("coucou")
+
+