/// <summary>
/// Frees memory allocated for the <see cref="cef_string_userfree_t"/>'s value.
/// </summary>
/// <param name="str">The pointer to the CEF string.</param>
public static void Free(cef_string_userfree_t str)
{
if (str.Base.Base == null)
{
return;
}
CefNativeApi.cef_string_userfree_utf16_free(str.Base);
}
/// <summary>
/// Allocates a managed <see cref="string"/>, copies <see cref="cef_string_userfree_t"/>'s
/// value into it and frees memory allocated for the <see cref="cef_string_userfree_t"/>'s
/// value.
/// </summary>
/// <param name="str">The pointer to the CEF string.</param>
/// <returns>A managed string that holds a copy of the CEF string.</returns>
public static string ReadAndFree(cef_string_userfree_t str)
{
cef_string_utf16_t *s = str.Base.Base;
if (s == null)
{
return(null);
}
string rv = Marshal.PtrToStringUni((IntPtr)s->str, (int)s->length);
CefNativeApi.cef_string_userfree_utf16_free(str.Base);
return(rv);
}
/// <summary>
/// Creates a <see cref="cef_string_userfree_t"/> from the specified <see cref="string"/>.
/// </summary>
/// <param name="s">The source string.</param>
/// <returns>A new <see cref="cef_string_userfree_t"/> that this method creates.</returns>
public static cef_string_userfree_t Create(string s)
{
cef_string_userfree_t str = default;
str.Base = CefNativeApi.cef_string_userfree_utf16_alloc();
if (s != null)
{
str.Base.Base->str = (char *)Marshal.StringToHGlobalUni(s);
str.Base.Base->length = (UIntPtr)s.Length;
str.Base.Base->dtor = DestructorAddress;
}
return(str);
}
/// <summary>
/// Copies the V8 string into <see cref="CefValue"/> object.
/// </summary>
/// <param name="value">The destination <see cref="CefValue"/> object.</param>
/// <returns>Returns true if the value was set successfully.</returns>
public bool CopyV8StringToCefValue(CefValue value)
{
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
if (!IsString)
{
throw new InvalidOperationException();
}
cef_string_userfree_t userfreeStr = NativeInstance->GetStringValue();
try
{
return(value.NativeInstance->SetString((cef_string_t *)userfreeStr.Base.Base) != 0);
}
finally
{
CefString.Free(userfreeStr);
GC.KeepAlive(this);
}
}
/// <summary>
/// Frees memory allocated for the <see cref="cef_string_userfree_t"/>'s value.
/// </summary>
/// <param name="str">The pointer to the CEF string.</param>
public static void Free(cef_string_userfree_t str)
{
CefNativeApi.cef_string_userfree_utf16_free(str.Base);
}
