projects / wxWidgets.git / blame
| Commit | Line | Data |
|---|---|---|
| 5a92b561 VZ |
1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: gtk/private/error.h | |
| 3 | // Purpose: Wrapper around GError. | |
| 4 | // Author: Vadim Zeitlin | |
| 5 | // Created: 2012-07-25 | |
| 6 | // RCS-ID: $Id$ | |
| 7 | // Copyright: (c) 2012 Vadim Zeitlin <vadim@wxwidgets.org> | |
| 8 | // Licence: wxWindows licence | |
| 9 | /////////////////////////////////////////////////////////////////////////////// | |
| 10 | ||
| 11 | #ifndef _WX_GTK_PRIVATE_ERROR_H_ | |
| 12 | #define _WX_GTK_PRIVATE_ERROR_H_ | |
| 13 | ||
| 14 | // ---------------------------------------------------------------------------- | |
| 15 | // wxGtkError wraps GError and releases it automatically. | |
| 16 | // ---------------------------------------------------------------------------- | |
| 17 | ||
| 18 | // Create an object of this class and pass the result of its Out() method to a | |
| 19 | // function taking "GError**", then use GetMessage() if the function returned | |
| 20 | // false. | |
| 21 | class wxGtkError | |
| 22 | { | |
| 23 | public: | |
| 24 | wxGtkError() { m_error = NULL; } | |
| 25 | ~wxGtkError() { if ( m_error ) g_error_free(m_error); } | |
| 26 | ||
| 27 | GError** Out() | |
| 28 | { | |
| 29 | // This would result in a GError leak. | |
| 30 | wxASSERT_MSG( !m_error, wxS("Can't reuse the same object.") ); | |
| 31 | ||
| 32 | return &m_error; | |
| 33 | } | |
| 34 | ||
| 35 | wxString GetMessage() const | |
| 36 | { | |
| 37 | return wxString::FromUTF8(m_error->message); | |
| 38 | } | |
| 39 | ||
| 40 | private: | |
| 41 | GError* m_error; | |
| 42 | ||
| 43 | wxDECLARE_NO_COPY_CLASS(wxGtkError); | |
| 44 | }; | |
| 45 | ||
| 46 | #endif // _WX_GTK_PRIVATE_ERROR_H_ |