michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsIConsoleService.h"
michael@0: #include "nsIScriptError.h"
michael@0: 
michael@0: #ifndef __FUNCTION__
michael@0: #define __FUNCTION__ __func__
michael@0: #endif
michael@0: 
michael@0: // Call a method on each observer in a category cache, then call the same
michael@0: // method on the observer array.
michael@0: #define NOTIFY_OBSERVERS(canFire, cache, array, type, method)                  \
michael@0:   PR_BEGIN_MACRO                                                               \
michael@0:   if (canFire) {                                                               \
michael@0:     nsCOMArray<type> entries;                                                  \
michael@0:     cache.GetEntries(entries);                                                 \
michael@0:     for (int32_t idx = 0; idx < entries.Count(); ++idx)                        \
michael@0:         entries[idx]->method;                                                  \
michael@0:     ENUMERATE_WEAKARRAY(array, type, method)                                   \
michael@0:   }                                                                            \
michael@0:   PR_END_MACRO;
michael@0: 
michael@0: #define PLACES_FACTORY_SINGLETON_IMPLEMENTATION(_className, _sInstance)        \
michael@0:   _className * _className::_sInstance = nullptr;                                \
michael@0:                                                                                \
michael@0:   already_AddRefed<_className>                                                 \
michael@0:   _className::GetSingleton()                                                   \
michael@0:   {                                                                            \
michael@0:     if (_sInstance) {                                                          \
michael@0:       nsRefPtr<_className> ret = _sInstance;                                   \
michael@0:       return ret.forget();                                                     \
michael@0:     }                                                                          \
michael@0:     _sInstance = new _className();                                             \
michael@0:     nsRefPtr<_className> ret = _sInstance;                                     \
michael@0:     if (NS_FAILED(_sInstance->Init())) {                                       \
michael@0:       /* Null out ret before _sInstance so the destructor doesn't assert */    \
michael@0:       ret = nullptr;                                                           \
michael@0:       _sInstance = nullptr;                                                    \
michael@0:       return nullptr;                                                          \
michael@0:     }                                                                          \
michael@0:     return ret.forget();                                                       \
michael@0:   }
michael@0: 
michael@0: #define PLACES_WARN_DEPRECATED()                                               \
michael@0:   PR_BEGIN_MACRO                                                               \
michael@0:   nsCString msg = NS_LITERAL_CSTRING(__FUNCTION__);                            \
michael@0:   msg.AppendLiteral(" is deprecated and will be removed in the next version.");\
michael@0:   NS_WARNING(msg.get());                                                       \
michael@0:   nsCOMPtr<nsIConsoleService> cs = do_GetService(NS_CONSOLESERVICE_CONTRACTID);\
michael@0:   if (cs) {                                                                    \
michael@0:     nsCOMPtr<nsIScriptError> e = do_CreateInstance(NS_SCRIPTERROR_CONTRACTID); \
michael@0:     if (e && NS_SUCCEEDED(e->Init(NS_ConvertUTF8toUTF16(msg), EmptyString(),   \
michael@0:                                   EmptyString(), 0, 0,                         \
michael@0:                                   nsIScriptError::errorFlag, "Places"))) {     \
michael@0:       cs->LogMessage(e);                                                       \
michael@0:     }                                                                          \
michael@0:   }                                                                            \
michael@0:   PR_END_MACRO