/usr/include/thunderbird/mozilla/AppData.h is in thunderbird-dev 1:24.4.0+build1-0ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_AppData_h
#define mozilla_AppData_h
#include "nsXREAppData.h"
#include "nscore.h"
#include "nsStringGlue.h"
namespace mozilla {
// Like nsXREAppData, but releases all strong refs/allocated memory
// in the destructor.
class NS_COM_GLUE ScopedAppData : public nsXREAppData
{
public:
ScopedAppData() { Zero(); this->size = sizeof(*this); }
ScopedAppData(const nsXREAppData* aAppData);
void Zero() { memset(this, 0, sizeof(*this)); }
~ScopedAppData();
};
/**
* Given "str" is holding a string allocated with NS_Alloc, or null:
* replace the value in "str" with a new value.
*
* @param newvalue Null is permitted. The string is cloned with
* NS_strdup
*/
void SetAllocatedString(const char *&str, const char *newvalue);
/**
* Given "str" is holding a string allocated with NS_Alloc, or null:
* replace the value in "str" with a new value.
*
* @param newvalue If "newvalue" is the empty string, "str" will be set
* to null.
*/
void SetAllocatedString(const char *&str, const nsACString &newvalue);
template<class T>
void SetStrongPtr(T *&ptr, T* newvalue)
{
NS_IF_RELEASE(ptr);
ptr = newvalue;
NS_IF_ADDREF(ptr);
}
} // namespace mozilla
#endif
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