- added support for returning custom error messages from libvlc exception messages

[vlc] / activex / supporterrorinfo.h

diff --git a/activex/supporterrorinfo.h b/activex/supporterrorinfo.h
new file mode 100755 (executable)
index 0000000..61af997
--- /dev/null
+++ b/activex/supporterrorinfo.h
@@ -0,0 +1,70 @@
+/*****************************************************************************
+ * supporterrorinfo.h: ActiveX control for VLC
+ *****************************************************************************
+ * Copyright (C) 2006 the VideoLAN team
+ *
+ * Authors: Damien Fouilleul <Damien.Fouilleul@laposte.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef __SUPPORTERRORINFO_H__
+#define __SUPPORTERRORINFO_H__
+
+#include <oaidl.h>
+
+class VLCSupportErrorInfo : public ISupportErrorInfo
+{
+
+public:
+
+    VLCSupportErrorInfo(VLCPlugin *p_instance) :
+        _p_instance(p_instance),
+        _riid(IID_NULL)
+    {};
+    virtual ~VLCSupportErrorInfo()
+    {};
+
+    // IUnknown methods
+    STDMETHODIMP QueryInterface(REFIID riid, void **ppv)
+    {
+        if( NULL == ppv )
+            return E_POINTER;
+        if( (IID_IUnknown == riid)
+         || (IID_ISupportErrorInfo == riid) )
+        {
+            AddRef();
+            *ppv = reinterpret_cast<LPVOID>(this);
+            return NOERROR;
+        }
+        return _p_instance->pUnkOuter->QueryInterface(riid, ppv);
+    };
+
+    STDMETHODIMP_(ULONG) AddRef(void) { return _p_instance->pUnkOuter->AddRef(); };
+    STDMETHODIMP_(ULONG) Release(void) { return _p_instance->pUnkOuter->Release(); };
+
+    // ISupportErrorInfo methods
+    STDMETHODIMP InterfaceSupportsErrorInfo(REFIID  riid);
+
+    // VLCSupportErrorInfo methods
+    void setErrorInfo(LPCOLESTR progid, REFIID riid, const char *description);
+
+private:
+    VLCPlugin *_p_instance;
+    IID _riid;
+};
+
+#endif
+