From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- widget/nsPrimitiveHelpers.h | 55 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 widget/nsPrimitiveHelpers.h (limited to 'widget/nsPrimitiveHelpers.h') diff --git a/widget/nsPrimitiveHelpers.h b/widget/nsPrimitiveHelpers.h new file mode 100644 index 000000000..952803a66 --- /dev/null +++ b/widget/nsPrimitiveHelpers.h @@ -0,0 +1,55 @@ +/* -*- Mode: C++; tab-width: 2; 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 nsPrimitiveHelpers_h___ +#define nsPrimitiveHelpers_h___ + +#include "nsError.h" +#include "nscore.h" + +class nsISupports; + + +class nsPrimitiveHelpers +{ +public: + + // Given some data and the flavor it corresponds to, creates the appropriate + // nsISupports* wrapper for passing across IDL boundaries. The length parameter + // should not include the null if the data is null terminated. + static void CreatePrimitiveForData ( const char* aFlavor, const void* aDataBuff, + uint32_t aDataLen, nsISupports** aPrimitive ) ; + + // A specific case of CreatePrimitive for windows CF_HTML handling in DataTransfer + static void CreatePrimitiveForCFHTML ( const void* aDataBuff, + uint32_t* aDataLen, nsISupports** aPrimitive ) ; + + // Given a nsISupports* primitive and the flavor it represents, creates a new data + // buffer with the data in it. This data will be null terminated, but the length + // parameter does not reflect that. + static void CreateDataFromPrimitive ( const char* aFlavor, nsISupports* aPrimitive, + void** aDataBuff, uint32_t aDataLen ) ; + +}; // class nsPrimitiveHelpers + + + +class nsLinebreakHelpers +{ +public: + + // Given some data, convert from the platform linebreaks into the LF expected by the + // DOM. This will attempt to convert the data in place, but the buffer may still need to + // be reallocated regardless (disposing the old buffer is taken care of internally, see + // the note below). + // + // NOTE: this assumes that it can use 'free' to dispose of the old buffer. + static nsresult ConvertPlatformToDOMLinebreaks ( const char* inFlavor, void** ioData, int32_t* ioLengthInBytes ) ; + +}; // class nsLinebreakHelpers + + +#endif // nsPrimitiveHelpers_h___ -- cgit v1.2.3