From cb5e679b6d04a4eec8b577189beccad5e4702328 Mon Sep 17 00:00:00 2001
From: Robin Dunn <robin@alldunn.com>
Date: Thu, 10 May 2012 22:39:08 +0000
Subject: [PATCH] Add a convenience function to the API for creating a writable
 buffer object from a pointer and size.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@71407 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/wxpy_api.h     | 7 +++++++
 src/wxpybuffer.sip | 5 +----
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/wxpy_api.h b/src/wxpy_api.h
index 9b631ffd..d36c5b5a 100644
--- a/src/wxpy_api.h
+++ b/src/wxpy_api.h
@@ -95,6 +95,13 @@ inline void wxPyEndAllowThreads(PyThreadState* saved) {
 #define RETURN_NONE()    { wxPyBLOCK_THREADS(Py_INCREF(Py_None)); return Py_None; }
 
 
+inline PyObject* wxPyMakeBuffer(void* ptr, Py_ssize_t len) {
+    Py_buffer view;
+    PyBuffer_FillInfo(&view, NULL, ptr, len, 0, PyBUF_WRITABLE|PyBUF_FORMAT|PyBUF_ND);
+    return PyMemoryView_FromBuffer(&view);
+}
+
+
 //--------------------------------------------------------------------------
 // These are the API items whose implementation can not or should not be
 // inline functions or macros. The implementations will instead be accessed
diff --git a/src/wxpybuffer.sip b/src/wxpybuffer.sip
index 5039b4db..702ce1ca 100644
--- a/src/wxpybuffer.sip
+++ b/src/wxpybuffer.sip
@@ -37,9 +37,6 @@
 
     // This isn't being used anywhere yet, but it should work.         
     %ConvertFromTypeCode
-        Py_buffer view;
-        PyBuffer_FillInfo(&view, NULL, sipCpp->m_ptr, sipCpp->m_len, 0, 
-                          PyBUF_WRITABLE|PyBUF_FORMAT|PyBUF_ND);
-        return PyMemoryView_FromBuffer(&view);
+        return wxPyMakeBuffer(sipCpp->m_ptr, sipCpp->m_len);
     %End
 };