669 lines
24 KiB
C#
669 lines
24 KiB
C#
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using Microsoft.CSharp.RuntimeBinder;
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//using Newtonsoft.Json;
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using System.Collections.ObjectModel;
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using System.Drawing.Imaging;
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using System.Dynamic;
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using System.Linq.Expressions;
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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Runtime.ExceptionServices;
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using System.Runtime.InteropServices;
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using System.Runtime.Serialization.Formatters.Binary;
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public static class StaticHelper
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{
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/// <summary>
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/// 数值转换为byte数组 高位在前，低位在后
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/// </summary>
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/// <param name="number"></param>
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/// <param name="size"></param>
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/// <returns></returns>
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public static byte[] IntToBytes(this int number, int size = 2)
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{
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byte[] result = new byte[size];
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int temp = size;
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while (temp > 0)
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{
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result[size - temp] = (byte)(number >> ((temp - 1) * 8) & 0xff);
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temp--;
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}
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return result;
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}
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/// <summary>
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/// 字节数组转换为整数
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/// </summary>
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/// <param name="data">字节数组</param>
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/// <param name="HtL">true:数组序号低的在高位 false：数组序号低的在低位</param>
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/// <returns></returns>
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public static int BytesToInt(this byte[] data, bool HtL = true)
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{
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int res = 0;
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for (int i = 0; i < data.Length; i++)
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{
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int index = i;
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if (HtL)
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{
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index = data.Length - 1 - i;
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}
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res += data[index] << (8 * i);
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}
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return res;
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}
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/// <summary>
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/// 获取一个类指定的属性值
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/// </summary>
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/// <param name="info">object对象</param>
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/// <param name="field">属性名称</param>
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/// <returns></returns>
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public static object GetPropertyValue(object info, string field)
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{
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if (info == null) return null;
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Type t = info.GetType();
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IEnumerable<System.Reflection.PropertyInfo> property = from pi in t.GetProperties() where pi.Name.ToLower() == field.ToLower() select pi;
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return property.First().GetValue(info, null);
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}
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/// <summary>
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/// 将32位整形拆分为无符号16位整形
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/// </summary>
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/// <param name="num">需要拆分的32位整形</param>
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/// <param name="bitNum">拆分为16位整形的位数 1或者2</param>
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/// <param name="HtL">true：高位在前，低位在后；false：高位在后，低位在前</param>
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/// <returns></returns>
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public static List<ushort> ParseIntToUnsignShortList(this int num, int bitNum = 2, bool HtL = false)
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{
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if (bitNum == 2)
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{
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ushort high = (ushort)(num >> 16);
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ushort low = (ushort)num;
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if (HtL)
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{
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return new List<ushort>() { high, low };
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}
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else
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{
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return new List<ushort>() { low, high };
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}
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}
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else
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{
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if (num < 0)
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{
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num = ushort.MaxValue + 1 + num;
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}
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return new List<ushort>() { (ushort)num };
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}
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}
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/// <summary>
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/// 将32位整形数组拆分为无符号16位整形数组
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/// </summary>
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/// <param name="list">需要拆分的32位整形</param>
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/// <param name="bitNum">拆分为16位整形的位数 1或者2</param>
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/// <param name="HtL">true：高位在前，低位在后；false：高位在后，低位在前</param>
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/// <returns></returns>
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public static List<ushort> ParseIntToUnsignShortList(this List<int> list, int bitNum = 2, bool HtL = false)
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{
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return list.SelectMany(u => u.ParseIntToUnsignShortList(bitNum, HtL)).ToList();
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}
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/// <summary>
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/// 将ushort的集合转换为16位带符号整形
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/// </summary>
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/// <param name="numList"></param>
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/// <param name="bitNum">合并的位数 1或者2</param>
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/// <param name="HtL">true：高位在前，低位在后；false：高位在后，低位在前</param>
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/// <returns></returns>
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public static List<int> ParseUnsignShortListToInt(this List<int> numList, int bitNum = 2, bool HtL = false)
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{
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if (bitNum == 1)
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{
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return numList.ConvertAll(n =>
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{
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int num = n;
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if (num > short.MaxValue)
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{
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num = num - ushort.MaxValue - 1;
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}
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return num;
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});
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}
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else
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{
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List<int> list = new List<int>();
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for (int i = 0; i < numList.Count; i += 2)
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{
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int high = HtL ? numList[i] : numList[i + 1];
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int low = HtL ? numList[i + 1] : numList[i];
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list.Add((high << 16) | low);
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}
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return list;
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}
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}
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//public static T DeepSerializeClone<T>(this T t)
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//{
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// return JsonConvert.DeserializeObject<T>(JsonConvert.SerializeObject(t));
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//}
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public static void DataFrom<T1, T2>(this T1 destT, T2 sourceT, List<string> exceptionProps = null) where T1 : class where T2 : class
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{
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if (sourceT == null)
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{
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destT = null;
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return;
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}
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PropertyInfo[] propDest = destT.GetType().GetProperties();//.Where(p => !(p.GetMethod.IsVirtual && !p.GetMethod.IsFinal)).ToArray();
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PropertyInfo[] propSource = sourceT.GetType().GetProperties();
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Array.ForEach(propDest, prop =>
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{
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if (exceptionProps == null || !exceptionProps.Contains(prop.Name))
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{
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if (prop.CanWrite)
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{
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PropertyInfo propS = propSource.FirstOrDefault(p => p.Name == prop.Name);
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if (propS != null && propS.CanRead)
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{
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prop.SetValue(destT, propS.GetValue(sourceT));
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}
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}
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}
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});
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}
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public static Bitmap BitmapSerializeCopy(this Bitmap map)
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{
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Bitmap image = null;
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using (MemoryStream ms = new MemoryStream())
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{
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BinaryFormatter bf = new BinaryFormatter();
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#if NET7_0_OR_GREATER
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#pragma warning disable SYSLIB0011
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#endif
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bf.Serialize(ms, map);
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ms.Seek(0, SeekOrigin.Begin);
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image = (Bitmap)bf.Deserialize(ms);
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#if NET7_0_OR_GREATER
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#pragma warning restore SYSLIB0011
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#endif
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//ms.Close();
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}
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return image;
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}
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public static Bitmap DeepClone(this Bitmap bitmap)
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{
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Bitmap dstBitmap = null;
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using (MemoryStream mStream = new MemoryStream())
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{
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BinaryFormatter bf = new BinaryFormatter();
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#if NET7_0_OR_GREATER
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#pragma warning disable SYSLIB0011
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#endif
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bf.Serialize(mStream, bitmap);
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//#pragma warning restore SYSLIB0011
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mStream.Seek(0, SeekOrigin.Begin);
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dstBitmap = (Bitmap)bf.Deserialize(mStream);
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mStream.Close();
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#if NET7_0_OR_GREATER
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#pragma warning restore SYSLIB0011
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#endif
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}
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return dstBitmap;
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}
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//RtlMoveMemory
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[DllImport("kernel32.dll", EntryPoint = "RtlMoveMemory", SetLastError = false)]
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public static extern void CopyMemory(IntPtr dest, IntPtr src, uint count);
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[HandleProcessCorruptedStateExceptions]
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public static Bitmap CopyBitmap(this Bitmap source)
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{
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Bitmap clone = new Bitmap(source.Width, source.Height, source.PixelFormat);
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try
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{
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int PixelSize = Bitmap.GetPixelFormatSize(source.PixelFormat) / 8;
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if (PixelSize == 1)
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{
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ColorPalette cp = clone.Palette;
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for (int i = 0; i < 256; i++)
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{
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cp.Entries[i] = Color.FromArgb(255, i, i, i);
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}
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clone.Palette = cp;
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}
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Rectangle rect = new Rectangle(0, 0, source.Width, source.Height);
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BitmapData sourceData = source.LockBits(rect, ImageLockMode.ReadWrite, source.PixelFormat);
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BitmapData cloneData = clone.LockBits(rect, ImageLockMode.ReadWrite, source.PixelFormat);
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if (source.Width % 4 == 0)
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{
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unsafe
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{
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CopyMemory(cloneData.Scan0, sourceData.Scan0, (uint)(sourceData.Stride * sourceData.Height));
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}
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}
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else
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{
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Parallel.For(0, source.Height, h =>
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{
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unsafe
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{
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CopyMemory(cloneData.Scan0 + h * sourceData.Stride, sourceData.Scan0 + h * sourceData.Stride, (uint)sourceData.Width);
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}
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});
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}
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clone.UnlockBits(cloneData);
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source.UnlockBits(sourceData);
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}
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catch (Exception ex)
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{
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return clone;
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}
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return clone;
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}
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public static Bitmap BitmapDeepClone(Bitmap source)
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{
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Bitmap clone = new Bitmap(source.Width, source.Height, source.PixelFormat);
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try
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{
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int PixelSize = Bitmap.GetPixelFormatSize(source.PixelFormat) / 8;
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if (PixelSize == 1)
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{
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ColorPalette cp = clone.Palette;
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for (int i = 0; i < 256; i++)
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{
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cp.Entries[i] = Color.FromArgb(255, i, i, i);
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}
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clone.Palette = cp;
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}
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Rectangle rect = new Rectangle(0, 0, source.Width, source.Height);
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BitmapData source_bitmap = source.LockBits(rect, ImageLockMode.ReadWrite, source.PixelFormat);
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BitmapData destination_bitmap = clone.LockBits(rect, ImageLockMode.ReadWrite, clone.PixelFormat);
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int depth_width = source_bitmap.Width * PixelSize;
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unsafe
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{
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byte* source_ptr = (byte*)source_bitmap.Scan0;
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byte* destination_ptr = (byte*)destination_bitmap.Scan0;
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int offset = source_bitmap.Stride - depth_width;
|
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for (int i = 0; i < source_bitmap.Height; i++)
|
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{
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for (int j = 0; j < depth_width; j++, source_ptr++, destination_ptr++)
|
|||
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{
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*destination_ptr = *source_ptr;
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}
|
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source_ptr += offset;
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destination_ptr += offset;
|
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}
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}
|
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source.UnlockBits(source_bitmap);
|
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clone.UnlockBits(destination_bitmap);
|
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}
|
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catch (Exception ex)
|
|||
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{
|
|||
|
|
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|||
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}
|
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return clone;
|
|||
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}
|
|||
|
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|
|||
|
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|
|||
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|||
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public static Bitmap HConnectBitmap(this Bitmap map1, Bitmap map2)
|
|||
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{
|
|||
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Bitmap connectImage = null;
|
|||
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if (map1 == null || map2 == null)
|
|||
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return null;
|
|||
|
|
//横向拼接
|
|||
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int width = map1.Width + map2.Width;
|
|||
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//高度不变
|
|||
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int height = Math.Max(map1.Height, map2.Height);
|
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connectImage = new Bitmap(width, height);
|
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using (Graphics graph = Graphics.FromImage(connectImage))
|
|||
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{
|
|||
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graph.DrawImage(connectImage, width, height);
|
|||
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graph.Clear(System.Drawing.Color.White);
|
|||
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graph.DrawImage(map1, 0, 0);
|
|||
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graph.DrawImage(map2, map1.Width, 0);
|
|||
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}
|
|||
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return connectImage;
|
|||
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}
|
|||
|
|
|
|||
|
|
public static IntPtr FloatToIntptr(float[] bytes)
|
|||
|
|
{
|
|||
|
|
GCHandle hObject = GCHandle.Alloc(bytes, GCHandleType.Pinned);
|
|||
|
|
return hObject.AddrOfPinnedObject();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 将Btimap类转换为byte[]类函数
|
|||
|
|
public static byte[] GetBGRValues(Bitmap bmp, out int stride)
|
|||
|
|
{
|
|||
|
|
var rect = new Rectangle(0, 0, bmp.Width, bmp.Height);
|
|||
|
|
var bmpData = bmp.LockBits(rect, ImageLockMode.ReadOnly, bmp.PixelFormat);
|
|||
|
|
stride = bmpData.Stride;
|
|||
|
|
var rowBytes = bmpData.Width * Image.GetPixelFormatSize(bmp.PixelFormat) / 8;
|
|||
|
|
var imgBytes = bmp.Height * rowBytes;
|
|||
|
|
byte[] rgbValues = new byte[imgBytes];
|
|||
|
|
IntPtr ptr = bmpData.Scan0;
|
|||
|
|
for (var i = 0; i < bmp.Height; i++)
|
|||
|
|
{
|
|||
|
|
Marshal.Copy(ptr, rgbValues, i * rowBytes, rowBytes);
|
|||
|
|
ptr += bmpData.Stride;
|
|||
|
|
}
|
|||
|
|
bmp.UnlockBits(bmpData);
|
|||
|
|
return rgbValues;
|
|||
|
|
}
|
|||
|
|
/// <summary>
|
|||
|
|
/// 缺陷灰度图转彩色图像函数
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="src">灰度图</param>
|
|||
|
|
/// <returns>返回构造的伪彩色图像</returns>
|
|||
|
|
public static Bitmap GrayMapToColorMap(this Bitmap src, Dictionary<int, Color> indexColorDict = null)
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
//Stopwatch sw = new Stopwatch();
|
|||
|
|
//sw.Start();
|
|||
|
|
|
|||
|
|
Bitmap dest = new Bitmap(src.Width, src.Height, PixelFormat.Format32bppArgb);
|
|||
|
|
|
|||
|
|
int destHeight = dest.Height;
|
|||
|
|
int destWidth = dest.Width;
|
|||
|
|
|
|||
|
|
Rectangle rect = new Rectangle(0, 0, destWidth, destHeight);
|
|||
|
|
BitmapData bmpDataDest = dest.LockBits(rect, ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
|
|||
|
|
BitmapData bmpDataSrc = src.LockBits(rect, ImageLockMode.ReadWrite, PixelFormat.Format8bppIndexed);
|
|||
|
|
int strideDest = bmpDataDest.Stride;
|
|||
|
|
|
|||
|
|
int strideSrc = bmpDataSrc.Stride;
|
|||
|
|
unsafe
|
|||
|
|
{
|
|||
|
|
byte* pDest = (byte*)bmpDataDest.Scan0.ToPointer();
|
|||
|
|
byte* pSrc = (byte*)bmpDataSrc.Scan0.ToPointer();
|
|||
|
|
|
|||
|
|
Parallel.For(0, destHeight, y =>
|
|||
|
|
{
|
|||
|
|
Parallel.For(0, destWidth, x =>
|
|||
|
|
{
|
|||
|
|
int pixel = pSrc[y * strideSrc + x];
|
|||
|
|
int startIndex = y * strideDest + x * 4;
|
|||
|
|
if (pixel >= 0 && pixel <= 63)
|
|||
|
|
{
|
|||
|
|
Color color = Color.Red;
|
|||
|
|
if (indexColorDict != null && indexColorDict.ContainsKey(pixel))
|
|||
|
|
{
|
|||
|
|
color = indexColorDict[pixel];
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
byte R = color.R;
|
|||
|
|
byte G = color.G;
|
|||
|
|
byte B = color.B;
|
|||
|
|
|
|||
|
|
pDest[startIndex] = B;
|
|||
|
|
pDest[startIndex + 1] = G;
|
|||
|
|
pDest[startIndex + 2] = R;
|
|||
|
|
pDest[startIndex + 3] = 100;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
pDest[startIndex] = 255;
|
|||
|
|
pDest[startIndex + 1] = 255;
|
|||
|
|
pDest[startIndex + 2] = 255;
|
|||
|
|
pDest[startIndex + 3] = 0;
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
dest.UnlockBits(bmpDataDest);
|
|||
|
|
src.UnlockBits(bmpDataSrc);
|
|||
|
|
|
|||
|
|
//sw.Stop();
|
|||
|
|
//Console.WriteLine($"转换耗时：{sw.ElapsedMilliseconds}");
|
|||
|
|
|
|||
|
|
return dest;
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
return null;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void Sort<T>(this ObservableCollection<T> collection) where T : IComparable<T>
|
|||
|
|
{
|
|||
|
|
List<T> sortedList = collection.OrderByDescending(x => x).ToList();//这里用降序
|
|||
|
|
for (int i = 0; i < sortedList.Count(); i++)
|
|||
|
|
{
|
|||
|
|
collection.Move(collection.IndexOf(sortedList[i]), i);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 获得字符串中开始和结束字符串中间的值
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="sourse"></param>
|
|||
|
|
/// <param name="startstr"></param>
|
|||
|
|
/// <param name="endstr"></param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public static string GetMidString(string sourse, string startstr, string endstr)
|
|||
|
|
{
|
|||
|
|
string result = string.Empty;
|
|||
|
|
int startindex, endindex;
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
startindex = sourse.IndexOf(startstr);
|
|||
|
|
if (startindex == -1)
|
|||
|
|
return result;
|
|||
|
|
string tmpstr = sourse.Substring(startindex + startstr.Length);
|
|||
|
|
endindex = tmpstr.IndexOf(endstr);
|
|||
|
|
if (endindex == -1)
|
|||
|
|
return result;
|
|||
|
|
result = tmpstr.Remove(endindex);
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
return "";
|
|||
|
|
}
|
|||
|
|
return result;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 获得字符串中开始和结束字符串中间的值
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="t">字符串</param>
|
|||
|
|
/// <param name="k">开始</param>
|
|||
|
|
/// <param name="j">结束</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
private static string GetMidString2(string sourse, string startstr, string endstr) //截取指定文本，和易语言的取文本中间差不多
|
|||
|
|
{
|
|||
|
|
try //异常捕捉
|
|||
|
|
{
|
|||
|
|
var kn = sourse.IndexOf(startstr, StringComparison.Ordinal) + startstr.Length;
|
|||
|
|
var jn = sourse.IndexOf(endstr, kn, StringComparison.Ordinal);
|
|||
|
|
return sourse.Substring(kn, jn - kn);
|
|||
|
|
}
|
|||
|
|
catch //如果发现未知的错误，比如上面的代码出错了，就执行下面这句代码
|
|||
|
|
{
|
|||
|
|
return ""; //返回空
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 布尔类型转换为整型
|
|||
|
|
public static int ToInt(this object obj)
|
|||
|
|
{
|
|||
|
|
if (Convert.ToBoolean(obj) == true)
|
|||
|
|
return 1;
|
|||
|
|
else
|
|||
|
|
return 0;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 整型转换为布尔类型
|
|||
|
|
public static bool ToBool(this object obj)
|
|||
|
|
{
|
|||
|
|
if (Convert.ToInt32(obj) == 1)
|
|||
|
|
return true;
|
|||
|
|
else
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static object GetProperty(this object o, string member)
|
|||
|
|
{
|
|||
|
|
if (o == null) throw new ArgumentNullException("o");
|
|||
|
|
if (member == null) throw new ArgumentNullException("member");
|
|||
|
|
Type scope = o.GetType();
|
|||
|
|
IDynamicMetaObjectProvider provider = o as IDynamicMetaObjectProvider;
|
|||
|
|
if (provider != null)
|
|||
|
|
{
|
|||
|
|
ParameterExpression param = Expression.Parameter(typeof(object));
|
|||
|
|
DynamicMetaObject mobj = provider.GetMetaObject(param);
|
|||
|
|
GetMemberBinder binder = (GetMemberBinder)Microsoft.CSharp.RuntimeBinder.Binder.GetMember(0, member, scope, new CSharpArgumentInfo[] { CSharpArgumentInfo.Create(0, null) });
|
|||
|
|
DynamicMetaObject ret = mobj.BindGetMember(binder);
|
|||
|
|
BlockExpression final = Expression.Block(
|
|||
|
|
Expression.Label(CallSiteBinder.UpdateLabel),
|
|||
|
|
ret.Expression
|
|||
|
|
);
|
|||
|
|
LambdaExpression lambda = Expression.Lambda(final, param);
|
|||
|
|
Delegate del = lambda.Compile();
|
|||
|
|
return del.DynamicInvoke(o);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
return o.GetType().GetProperty(member, BindingFlags.Public | BindingFlags.Instance).GetValue(o, null);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
#region 检测文件状态及操作方式选择
|
|||
|
|
[DllImport("kernel32.dll")]
|
|||
|
|
private static extern IntPtr _lopen(string lpPathName, int iReadWrite);
|
|||
|
|
[DllImport("kernel32.dll")]
|
|||
|
|
private static extern bool CloseHandle(IntPtr hObject);
|
|||
|
|
private const int OF_READWRITE = 2;
|
|||
|
|
private const int OF_SHARE_DENY_NONE = 0x40;
|
|||
|
|
private static readonly IntPtr HFILE_ERROR = new IntPtr(-1);
|
|||
|
|
/// <summary>
|
|||
|
|
/// 检测文件是否只读或被使用
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="FileNames">要检测的文件</param>
|
|||
|
|
/// <returns>true可用，false在用或只读</returns>
|
|||
|
|
public static bool CheckFilesCanUse(string fileName)
|
|||
|
|
{
|
|||
|
|
if (!File.Exists(fileName))
|
|||
|
|
return true;//文件不存在
|
|||
|
|
if ((File.GetAttributes(fileName) & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)
|
|||
|
|
return false; //文件只读
|
|||
|
|
IntPtr vHandle = _lopen(fileName, OF_READWRITE | OF_SHARE_DENY_NONE);
|
|||
|
|
if (vHandle == HFILE_ERROR)
|
|||
|
|
{
|
|||
|
|
CloseHandle(vHandle);
|
|||
|
|
return false; //文件被占用
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
CloseHandle(vHandle); //文件没被占用
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
#endregion
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 获取指定文件夹下所有的文件名称
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="folderName">指定文件夹名称,绝对路径</param>
|
|||
|
|
/// <param name="fileFilter">文件类型过滤,根据文件后缀名,如:*,*.txt,*.xls</param>
|
|||
|
|
/// <param name="isContainSubFolder">是否包含子文件夹</param>
|
|||
|
|
/// <returns>ArrayList数组,为所有需要的文件路径名称</returns>
|
|||
|
|
public static List<FileInfo> GetAllFilesByFolder(string folderName, string fileFilter, bool isContainSubFolder = false)
|
|||
|
|
{
|
|||
|
|
List<FileInfo> resList = new List<FileInfo>();
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
DirectoryInfo currDir = new DirectoryInfo(folderName);//当前目录
|
|||
|
|
FileInfo[] currFiles = currDir.GetFiles(fileFilter);//当前目录文件
|
|||
|
|
foreach (FileInfo file in currFiles)
|
|||
|
|
{
|
|||
|
|
if (fileFilter.ToLower().IndexOf(file.Extension.ToLower()) >= 0)
|
|||
|
|
{
|
|||
|
|
resList.Add(file);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
if (isContainSubFolder)
|
|||
|
|
{
|
|||
|
|
string[] subFolders = Directory.GetDirectories(folderName);
|
|||
|
|
foreach (string subFolder in subFolders)
|
|||
|
|
{
|
|||
|
|
resList.AddRange(GetAllFilesByFolder(subFolder, fileFilter));//递归
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
throw ex;
|
|||
|
|
}
|
|||
|
|
return resList;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// 获取指定文件夹下所有的文件名称,不过滤文件类型
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="folderName">指定文件夹名称,绝对路径</param>
|
|||
|
|
/// <param name="isContainSubFolder">是否包含子文件夹</param>
|
|||
|
|
/// <returns>ArrayList数组,为所有需要的文件路径名称</returns>
|
|||
|
|
public static List<FileInfo> GetAllFilesByFolder(string folderName, bool isContainSubFolder)
|
|||
|
|
{
|
|||
|
|
return GetAllFilesByFolder(folderName, "*", isContainSubFolder);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public class Compare<T, C> : IEqualityComparer<T>
|
|||
|
|
{
|
|||
|
|
private Func<T, C> _getField;
|
|||
|
|
public Compare(Func<T, C> getfield)
|
|||
|
|
{
|
|||
|
|
_getField = getfield;
|
|||
|
|
}
|
|||
|
|
public bool Equals(T x, T y)
|
|||
|
|
{
|
|||
|
|
return EqualityComparer<C>.Default.Equals(_getField(x), _getField(y));
|
|||
|
|
}
|
|||
|
|
public int GetHashCode(T obj)
|
|||
|
|
{
|
|||
|
|
return EqualityComparer<C>.Default.GetHashCode(_getField(obj));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static class ObjectExtensions
|
|||
|
|
{
|
|||
|
|
public static IEnumerable<T> DistinctBy<T, C>(this IEnumerable<T> source, Func<T, C> getfield)
|
|||
|
|
{
|
|||
|
|
return source.Distinct(new Compare<T, C>(getfield));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static IQueryable<T> DistinctBy<T, C>(this IQueryable<T> source, Func<T, C> getfield)
|
|||
|
|
{
|
|||
|
|
return source.Distinct(new Compare<T, C>(getfield));
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|