1 files changed, 122 insertions, 0 deletions
diff --git a/WebKit/chromium/public/WebCString.h b/WebKit/chromium/public/WebCString.h
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+++ b/WebKit/chromium/public/WebCString.h
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+/*
+ * Copyright (C) 2009 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef WebCString_h
+#define WebCString_h
+
+#include "WebCommon.h"
+
+#if WEBKIT_IMPLEMENTATION
+namespace WebCore { class CString; }
+#else
+#include <string>
+#endif
+
+namespace WebKit {
+
+class WebCStringPrivate;
+class WebString;
+
+// A single-byte string container with unspecified encoding.  It is
+// inexpensive to copy a WebCString object.
+//
+// WARNING: It is not safe to pass a WebCString across threads!!!
+//
+class WebCString {
+public:
+    ~WebCString() { reset(); }
+
+    WebCString() : m_private(0) { }
+
+    WebCString(const char* data, size_t len) : m_private(0)
+    {
+        assign(data, len);
+    }
+
+    WebCString(const WebCString& s) : m_private(0) { assign(s); }
+
+    WebCString& operator=(const WebCString& s)
+    {
+        assign(s);
+        return *this;
+    }
+
+    WEBKIT_API void reset();
+    WEBKIT_API void assign(const WebCString&);
+    WEBKIT_API void assign(const char* data, size_t len);
+
+    WEBKIT_API size_t length() const;
+    WEBKIT_API const char* data() const;
+
+    bool isEmpty() const { return !length(); }
+    bool isNull() const { return !m_private; }
+
+    WEBKIT_API WebString utf16() const;
+
+    WEBKIT_API static WebCString fromUTF16(const WebUChar* data, size_t length);
+    WEBKIT_API static WebCString fromUTF16(const WebUChar* data);
+
+#if WEBKIT_IMPLEMENTATION
+    WebCString(const WebCore::CString&);
+    WebCString& operator=(const WebCore::CString&);
+    operator WebCore::CString() const;
+#else
+    WebCString(const std::string& s) : m_private(0)
+    {
+        assign(s.data(), s.length());
+    }
+
+    WebCString& operator=(const std::string& s)
+    {
+        assign(s.data(), s.length());
+        return *this;
+    }
+
+    operator std::string() const
+    {
+        size_t len = length();
+        return len ? std::string(data(), len) : std::string();
+    }
+
+    template <class UTF16String>
+    static WebCString fromUTF16(const UTF16String& s)
+    {
+        return fromUTF16(s.data(), s.length());
+    }
+#endif
+
+private:
+    void assign(WebCStringPrivate*);
+    WebCStringPrivate* m_private;
+};
+
+} // namespace WebKit
+
+#endif