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86 lines
2.5 KiB
C++
Executable File
86 lines
2.5 KiB
C++
Executable File
// Filename: wstring_encode.cxx
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// Created by: drose (29Aug11)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#include "wstring_encode.h"
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#ifdef _WIN32
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#include <windows.h>
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#endif // _WIN32
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#ifdef _WIN32
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////////////////////////////////////////////////////////////////////
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// Function: wstring_to_string
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// Description: Encodes std::wstring to std::string using UTF-8.
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////////////////////////////////////////////////////////////////////
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bool
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wstring_to_string(string &result, const wstring &source) {
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bool success = false;
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int size = WideCharToMultiByte(CP_UTF8, 0, source.data(), source.length(),
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NULL, 0, NULL, NULL);
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if (size > 0) {
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char *buffer = new char[size + 1];
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int rc = WideCharToMultiByte(CP_UTF8, 0, source.data(), source.length(),
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buffer, size, NULL, NULL);
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if (rc != 0) {
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buffer[size] = 0;
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result = buffer;
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success = true;
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}
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delete[] buffer;
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}
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return success;
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}
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#endif // _WIN32
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#ifdef _WIN32
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////////////////////////////////////////////////////////////////////
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// Function: string_to_wstring
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// Description: Decodes std::string to std::wstring using UTF-8.
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////////////////////////////////////////////////////////////////////
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bool
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string_to_wstring(wstring &result, const string &source) {
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bool success = false;
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int size = MultiByteToWideChar(CP_UTF8, 0, source.data(), source.length(),
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NULL, 0);
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if (size > 0) {
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wchar_t *buffer = new wchar_t[size + 1];
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int rc = MultiByteToWideChar(CP_UTF8, 0, source.data(), source.length(),
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buffer, size);
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if (rc != 0) {
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buffer[size] = 0;
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result = buffer;
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success = true;
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}
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delete[] buffer;
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}
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return success;
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}
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#endif // _WIN32
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////////////////////////////////////////////////////////////////////
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// Function: wstring ostream operator
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// Description: Converts the wstring to utf-8 for output.
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////////////////////////////////////////////////////////////////////
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ostream &
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operator << (ostream &out, const wstring &str) {
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string result;
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if (wstring_to_string(result, str)) {
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out << result;
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}
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return out;
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}
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