PowerToys/Plugins/Wox.Plugin.Everything/EverythingAPI.cs
2014-03-19 19:57:22 +08:00

313 lines
9.9 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
namespace Wox.Plugin.Everything
{
public sealed class EverythingAPI
{
#region Const
const string EVERYTHING_DLL_NAME = "Everything.dll";
#endregion
#region DllImport
[DllImport(EVERYTHING_DLL_NAME)]
private static extern int Everything_SetSearch(string lpSearchString);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_SetMatchPath(bool bEnable);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_SetMatchCase(bool bEnable);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_SetMatchWholeWord(bool bEnable);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_SetRegex(bool bEnable);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_SetMax(int dwMax);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_SetOffset(int dwOffset);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern bool Everything_GetMatchPath();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern bool Everything_GetMatchCase();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern bool Everything_GetMatchWholeWord();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern bool Everything_GetRegex();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern UInt32 Everything_GetMax();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern UInt32 Everything_GetOffset();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern string Everything_GetSearch();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern StateCode Everything_GetLastError();
[DllImport(EVERYTHING_DLL_NAME, EntryPoint = "Everything_QueryW")]
private static extern bool Everything_Query(bool bWait);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_SortResultsByPath();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern int Everything_GetNumFileResults();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern int Everything_GetNumFolderResults();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern int Everything_GetNumResults();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern int Everything_GetTotFileResults();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern int Everything_GetTotFolderResults();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern int Everything_GetTotResults();
[DllImport(EVERYTHING_DLL_NAME)]
private static extern bool Everything_IsVolumeResult(int nIndex);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern bool Everything_IsFolderResult(int nIndex);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern bool Everything_IsFileResult(int nIndex);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_GetResultFullPathName(int nIndex, StringBuilder lpString, int nMaxCount);
[DllImport(EVERYTHING_DLL_NAME)]
private static extern void Everything_Reset();
#endregion
#region Enum
enum StateCode
{
OK,
MemoryError,
IPCError,
RegisterClassExError,
CreateWindowError,
CreateThreadError,
InvalidIndexError,
InvalidCallError
}
#endregion
#region Property
/// <summary>
/// Gets or sets a value indicating whether [match path].
/// </summary>
/// <value><c>true</c> if [match path]; otherwise, <c>false</c>.</value>
public Boolean MatchPath
{
get
{
return Everything_GetMatchPath();
}
set
{
Everything_SetMatchPath(value);
}
}
/// <summary>
/// Gets or sets a value indicating whether [match case].
/// </summary>
/// <value><c>true</c> if [match case]; otherwise, <c>false</c>.</value>
public Boolean MatchCase
{
get
{
return Everything_GetMatchCase();
}
set
{
Everything_SetMatchCase(value);
}
}
/// <summary>
/// Gets or sets a value indicating whether [match whole word].
/// </summary>
/// <value><c>true</c> if [match whole word]; otherwise, <c>false</c>.</value>
public Boolean MatchWholeWord
{
get
{
return Everything_GetMatchWholeWord();
}
set
{
Everything_SetMatchWholeWord(value);
}
}
/// <summary>
/// Gets or sets a value indicating whether [enable regex].
/// </summary>
/// <value><c>true</c> if [enable regex]; otherwise, <c>false</c>.</value>
public Boolean EnableRegex
{
get
{
return Everything_GetRegex();
}
set
{
Everything_SetRegex(value);
}
}
#endregion
#region Public Method
/// <summary>
/// Resets this instance.
/// </summary>
public void Reset()
{
Everything_Reset();
}
/// <summary>
/// Searches the specified key word.
/// </summary>
/// <param name="keyWord">The key word.</param>
/// <returns></returns>
public IEnumerable<string> Search(string keyWord)
{
return Search(keyWord, 0, int.MaxValue);
}
private void no()
{
switch (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>
/// Searches the specified key word.
/// </summary>
/// <param name="keyWord">The key word.</param>
/// <param name="offset">The offset.</param>
/// <param name="maxCount">The max count.</param>
/// <returns></returns>
public IEnumerable<string> Search(string keyWord, int offset, int maxCount)
{
if (string.IsNullOrEmpty(keyWord))
throw new ArgumentNullException("keyWord");
if (offset < 0)
throw new ArgumentOutOfRangeException("offset");
if (maxCount < 0)
throw new ArgumentOutOfRangeException("maxCount");
if (keyWord.StartsWith("@"))
{
Everything_SetRegex(true);
keyWord = keyWord.Substring(1);
}
Everything_SetSearch(keyWord);
Everything_SetOffset(offset);
Everything_SetMax(maxCount);
if (!Everything_Query(true))
{
switch (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();
}
yield break;
}
Everything_SortResultsByPath();
const int bufferSize = 4096;
StringBuilder buffer = new StringBuilder(bufferSize);
for (int idx = 0; idx < Everything_GetNumResults(); ++idx)
{
Everything_GetResultFullPathName(idx, buffer, bufferSize);
yield return buffer.ToString();
}
}
#endregion
}
/// <summary>
///
/// </summary>
public class MemoryErrorException : ApplicationException
{
}
/// <summary>
///
/// </summary>
public class IPCErrorException : ApplicationException
{
}
/// <summary>
///
/// </summary>
public class RegisterClassExException : ApplicationException
{
}
/// <summary>
///
/// </summary>
public class CreateWindowException : ApplicationException
{
}
/// <summary>
///
/// </summary>
public class CreateThreadException : ApplicationException
{
}
/// <summary>
///
/// </summary>
public class InvalidIndexException : ApplicationException
{
}
/// <summary>
///
/// </summary>
public class InvalidCallException : ApplicationException
{
}
}