private static void CheckAndThrowExceptionOnError()
{
switch (EverythingApiDllImport.Everything_GetLastError())
{
case StateCode.CreateThreadError:
throw new CreateThreadException();
case StateCode.CreateWindowError:
throw new CreateWindowException();
case StateCode.InvalidCallError:
throw new InvalidCallException();
case StateCode.InvalidIndexError:
throw new InvalidIndexException();
case StateCode.IPCError:
throw new IPCErrorException();
case StateCode.MemoryError:
throw new MemoryErrorException();
case StateCode.RegisterClassExError:
throw new RegisterClassExException();
}
}
/// <summary>
/// Resets this instance.
/// </summary>
public void Reset()
{
lock (_syncObject)
{
EverythingApiDllImport.Everything_Reset();
}
}
/// <summary>
/// Searches the specified key word and reset the everything API afterwards
/// </summary>
/// <param name="keyWord">The key word.</param>
/// <param name="token">when cancelled the current search will stop and exit (and would not reset)</param>
/// <param name="offset">The offset.</param>
/// <param name="maxCount">The max count.</param>
/// <returns></returns>
public List <SearchResult> Search(string keyWord, CancellationToken token, int offset = 0, int maxCount = 100)
{
if (string.IsNullOrEmpty(keyWord))
{
throw new ArgumentNullException(nameof(keyWord));
}
if (offset < 0)
{
throw new ArgumentOutOfRangeException(nameof(offset));
}
if (maxCount < 0)
{
throw new ArgumentOutOfRangeException(nameof(maxCount));
}
lock (_syncObject)
{
if (keyWord.StartsWith("@"))
{
EverythingApiDllImport.Everything_SetRegex(true);
keyWord = keyWord.Substring(1);
}
EverythingApiDllImport.Everything_SetSearchW(keyWord);
EverythingApiDllImport.Everything_SetOffset(offset);
EverythingApiDllImport.Everything_SetMax(maxCount);
if (token.IsCancellationRequested)
{
return(null);
}
if (!EverythingApiDllImport.Everything_QueryW(true))
{
CheckAndThrowExceptionOnError();
return(null);
}
var results = new List <SearchResult>();
for (int idx = 0; idx < EverythingApiDllImport.Everything_GetNumResults(); ++idx)
{
if (token.IsCancellationRequested)
{
return(null);
}
EverythingApiDllImport.Everything_GetResultFullPathNameW(idx, _buffer, BufferSize);
var result = new SearchResult {
FullPath = _buffer.ToString()
};
if (EverythingApiDllImport.Everything_IsFolderResult(idx))
{
result.Type = ResultType.Folder;
}
else if (EverythingApiDllImport.Everything_IsFileResult(idx))
{
result.Type = ResultType.File;
}
results.Add(result);
}
Reset();
return(results);
}
}
