新浪,旧浪,一浪又一浪~~

public MainWindow()
        {
            InitializeComponent();
            this.KeyDown += new KeyEventHandler(MainWindow_KeyDown);
        }

        void MainWindow_KeyDown(object sender, KeyEventArgs e)
        {
            ModifierKeys keys = Keyboard.Modifiers;//声明功能键

            if (keys == ModifierKeys.Control)
            {
                MessageBox.Show("按下control");
            }
        }

#region 获取xml节点
        /// <summary>
        /// 获取xml节点
        /// </summary>
        /// <param name="url"></param>
        public void GetXml(string url)
        {
            XmlDocument xmldoc = new XmlDocument();
            try
            {
                xmldoc.Load(url);
            }
            catch (Exception e)
            {
                System.Windows.MessageBox.Show(e.Message);
                return;
            }

            newurl = url;
            //得到顶层节点列表
            XmlNodeList topM = xmldoc.DocumentElement.ChildNodes;

            //xml不为空
            if (topM == null)
            {
                return;
            }
            XmlTv.Items.Clear();
            //添加主节点
            XmlNodeModel _XmlNodeModel = new XmlNodeModel();
            _XmlNodeModel.NodeName = topM.Item(0).ParentNode.Name;
            _XmlNodeModel.XmlNode = topM.Item(0).ParentNode;
            TreeViewItem RootTvItem = CreateTvNode(_XmlNodeModel);
            RootTvItem.IsExpanded = true;
            XmlTv.Items.Add(RootTvItem);
            //递归获取节点
            GetNode(topM.Item(0), Guid.Empty, RootTvItem.Items);
        }
        #endregion

#region 递归获取节点
        /// <summary>
        /// 递归获取节点
        /// </summary>
        /// <param name="_CommentNode">节点</param>
        /// <param name="_PGuid">父guid</param>
        /// <param name="_TvItem">树节点</param>
        private void GetNode(XmlNode _CommentNode, Guid _PGuid, ItemCollection _TvItem)
        {
            XmlNodeModel xmlModle = new XmlNodeModel();
            XmlNode _Node = null;
            if (_CommentNode.NodeType == XmlNodeType.Comment)
            {
                //注释
                xmlModle.NodeComment = _CommentNode.Value;
                xmlModle.CXmlNode = _CommentNode;
                //获取注释下面的节点
                _Node = _CommentNode.NextSibling;
                if (_Node.NodeType == XmlNodeType.Comment)
                {
                    XmlTv.Items.Clear();//清空xml树
                    System.Windows.Forms.MessageBox.Show("程序不允许两个或更多注释连续存在,请修改注释节点:" + _Node.Value);
                    return;
                }
            }
            else
            {
                _Node = _CommentNode;

            }
            if (_Node == null)
            {
                return;
            }
            xmlModle.NodeGuid = Guid.NewGuid();
            xmlModle.ParentNodeGuid = _PGuid;
            xmlModle.NodeName = _Node.Name;
            xmlModle.NodeItemList = new List<XmlItemModel>();
            //节点项
            if (_Node.Attributes != null)
            {
                foreach (XmlNode mainNode in _Node.Attributes)
                {
                    XmlItemModel xmlItem = new XmlItemModel();
                    //key="123"
                    xmlItem.Key = mainNode.Name;//key
                    xmlItem.Value = mainNode.Value;//123 
                    xmlModle.NodeItemList.Add(xmlItem);
                }
            }

            xmlModle.IsChildNode = _Node.HasChildNodes;
            xmlModle.XmlNode = _Node;
            //添加到xml列表
            CaCheCenter.XmlNodeModelList.Add(xmlModle);
            //添加到树节点
            TreeViewItem _TreeViewItem = CreateTvNode(xmlModle);
            _TvItem.Add(_TreeViewItem);
            //如果有子节点
            if (_Node.HasChildNodes)
            {
                GetNode(_Node.ChildNodes.Item(0), xmlModle.NodeGuid, _TreeViewItem.Items);
            }
            //如果下个节点是空
            if (_Node.NextSibling == null)
            {
                //隐藏选择按钮
                SelectXmlBut.Visibility = Visibility.Collapsed;
                return;
            }
            GetNode(_Node.NextSibling, _PGuid, _TvItem);
        }
        #endregion

#region 添加节点
        /// <summary>
        /// 添加节点
        /// </summary>
        /// <param name="nodeName">节点名</param>
        /// <param name="nodeItemList">属性列表,逗号分开</param>
        private void AddNode(string nodeComment, string nodeName, List<string> nodeItemList)
        {
            //获取当前选择的节点
            XmlNode thisNode = (((XmlTv.SelectedItem as TreeViewItem).DataContext) as XmlNodeModel).XmlNode;
            if (thisNode == null)
            {
                return;
            }
            if (Convert.ToBoolean(AddNodeBottonRb.IsChecked))//节点末尾
            {
                if (nodeComment != null && nodeComment != "")
                {
                    //添加注释
                    XmlComment comm = thisNode.OwnerDocument.CreateComment(nodeComment);//注释
                    thisNode.AppendChild(comm);
                }

                //添加节点
                XmlElement elem = thisNode.OwnerDocument.CreateElement(nodeName);//节点名
                //添加到选择的节点下面
                thisNode.AppendChild(elem);

                if (nodeItemList != null)
                {
                    foreach (string nodeitem in nodeItemList)
                    {
                        XmlAttribute xa = thisNode.OwnerDocument.CreateAttribute(nodeitem.Split(',')[0]);//节点属性key
                        xa.Value = nodeitem.Split(',')[1];//节点属性value
                        elem.SetAttributeNode(xa);
                    }
                }
            }
            else//节点头部
            {
                //添加节点
                XmlElement elem = thisNode.OwnerDocument.CreateElement(nodeName);//节点名
                //添加到选择的节点下面
                thisNode.PrependChild(elem);

                if (nodeItemList != null)
                {
                    foreach (string nodeitem in nodeItemList)
                    {
                        XmlAttribute xa = thisNode.OwnerDocument.CreateAttribute(nodeitem.Split(',')[0]);//节点属性key
                        xa.Value = nodeitem.Split(',')[1];//节点属性value
                        elem.SetAttributeNode(xa);
                    }
                }
                if (nodeComment != null && nodeComment != "")
                {
                    //添加注释
                    XmlComment comm = thisNode.OwnerDocument.CreateComment(nodeComment);//注释
                    thisNode.PrependChild(comm);
                }
            }


            thisNode.OwnerDocument.Save(newurl);
            AgainLoad();
            System.Windows.MessageBox.Show("添加成功!");
        }
        #endregion

#region 修改节点
        /// <summary>
        /// 修改节点
        /// </summary>
        /// <param name="_XmlNode"></param>
        private void UpdateNode()
        {
            if (XmlTv.SelectedItem == null)
            {
                System.Windows.MessageBox.Show("请选择要修改的节点!");
                return;
            }
            //获取当前选择的节点
            XmlNode thisNode = (((XmlTv.SelectedItem as TreeViewItem).DataContext) as XmlNodeModel).XmlNode;
            XmlNode thisCNode = (((XmlTv.SelectedItem as TreeViewItem).DataContext) as XmlNodeModel).CXmlNode;
            if (thisNode == null)
            {
                return;
            }
            thisCNode.Value = CommentTb.Text;
            thisNode.Attributes.RemoveAll();
            foreach (XmlItemModel item in (ItemListBox.ItemsSource as List<XmlItemModel>))
            {
                if (item.Key != null && item.Key != "")
                {
                    XmlAttribute xa = thisNode.OwnerDocument.CreateAttribute(item.Key);//节点属性key
                    xa.Value = item.Value;//节点属性value
                    (thisNode as XmlElement).SetAttributeNode(xa);
                }
            }

            thisNode.OwnerDocument.Save(newurl);
            AgainLoad();
            System.Windows.MessageBox.Show("修改成功!");
        }
        #endregion

#region 删除节点
        /// <summary>
        /// 删除节点
        /// </summary>
        /// <param name="_XmlNode"></param>
        private void DeleteNode()
        {
            if (XmlTv.SelectedItem == null)
            {
                System.Windows.MessageBox.Show("请选择要删除的父节点");
                return;
            }
            //获取当前选择的节点
            XmlNode thisNode = (((XmlTv.SelectedItem as TreeViewItem).DataContext) as XmlNodeModel).XmlNode;
            XmlNode thisCNode = (((XmlTv.SelectedItem as TreeViewItem).DataContext) as XmlNodeModel).CXmlNode;

            if (MessageBoxResult.OK != System.Windows.MessageBox.Show("确定要删除" + thisNode.Name + "(" + thisCNode.Value + ")节点么?", "", MessageBoxButton.OKCancel))
            {
                return;
            }


            thisNode.ParentNode.RemoveChild(thisNode);
            if (thisCNode != null)
            {
                thisCNode.ParentNode.RemoveChild(thisCNode);
            }
            thisNode.OwnerDocument.Save(newurl);
            AgainLoad();
            System.Windows.MessageBox.Show("删除成功!");
        }
        #endregion

#region 添加属性
        /// <summary>
        /// 添加属性
        /// </summary>
        private void AddNodeItem(bool IsUpdata)
        {
            if (IsUpdata)
            {
                //修改里
                List<XmlItemModel> itemlist = ItemListBox.ItemsSource as List<XmlItemModel>;
                if (itemlist == null)
                {
                    itemlist = new List<XmlItemModel>();
                }
                XmlItemModel item = new XmlItemModel();
                item.Key = "";
                item.Value = "";
                itemlist.Add(item);
                ItemListBox.ItemsSource = null;
                ItemListBox.ItemsSource = itemlist;
                return;
            }
            //添加里
            List<XmlItemModel> additemlist = Add_ItemListBox.ItemsSource as List<XmlItemModel>;
            if (additemlist == null)
            {
                additemlist = new List<XmlItemModel>();
            }
            XmlItemModel additem = new XmlItemModel();
            additem.Key = "";
            additem.Value = "";
            additemlist.Add(additem);
            Add_ItemListBox.ItemsSource = null;
            Add_ItemListBox.ItemsSource = additemlist;
        }
        #endregion

#region 删除属性
        /// <summary>
        /// 删除属性
        /// </summary>
        private void DelNodeItem(bool IsUpdate, XmlItemModel DelItem)
        {
            //修改里
            if (IsUpdate)
            {
                List<XmlItemModel> list = ItemListBox.ItemsSource as List<XmlItemModel>;
                if (list != null)
                {
                    list.Remove(DelItem);
                }
                ItemListBox.ItemsSource = null;
                ItemListBox.ItemsSource = list;
                return;
            }
            //添加里
            List<XmlItemModel> addlist = Add_ItemListBox.ItemsSource as List<XmlItemModel>;
            if (addlist != null)
            {
                addlist.Remove(DelItem);
            }
            Add_ItemListBox.ItemsSource = null;
            Add_ItemListBox.ItemsSource = addlist;
        }
        #endregion

private void GetOfficeInstallLocation(string Key)
        {
            try
            {
                RegistryKey Keys = Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall");
                Keys = Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\" + Key, true);

                if (Keys == null)
                {
                    if (OfficeCount ==19)
                    {
                        return;
                    }
                    string newKey = Key.Replace((20 - OfficeCount).ToString(), (20 - OfficeCount - 1).ToString());
                    OfficeCount = OfficeCount + 1;
                    GetOfficeInstallLocation(newKey);
                }
                else
                {
                    OfficeInstallLocation = Keys.GetValue("InstallLocation", "").ToString() + "\\Office" + (20 - OfficeCount);
                    Keys.Close();
                }
            }
            catch (Exception ex)
            {
                WebOS.Interface.WPF.LogClient.ConsoleAndLog.ConsoleOut("GetOfficeInstallLocation:" + ex.Message);
            }
        }

//GetWindowsPath是二章节里获取完整路径的方法
if (Directory.Exists(GetWindowsPath("Desktop")))
            {
                DirectoryInfo fdir = new DirectoryInfo(GetWindowsPath("Desktop"));
                FileSystemInfo[] file = fdir.GetFileSystemInfos();
                //遍历该文件夹下的所有文件
                foreach (FileSystemInfo f in file)
                {
                    //排除desktop.ini文件
                    if (f.Name != "desktop.ini")
                    {
//f就是桌面每个图标对象
}
}
}

Icon icon = Icon.ExtractAssociatedIcon(f.FullName);

#region 从Icon到ImageSource的转换
        /// <summary>
        /// 从Icon到ImageSource的转换
        /// </summary> 
        public ImageSource ChangeIconToImageSource(Icon icon)
        {
            ImageSource imageSource = System.Windows.Interop.Imaging.CreateBitmapSourceFromHIcon(
                icon.Handle,
                Int32Rect.Empty,
                BitmapSizeOptions.FromEmptyOptions());

            return imageSource;
        }
        #endregion

public string GetWindowsPath(string path)
        {
            RegistryKey folders;
            folders = OpenRegistryPath(Registry.CurrentUser, @"\software\microsoft\windows\currentversion\explorer\shell folders");
            return folders.GetValue(path).ToString();
        }
private RegistryKey OpenRegistryPath(RegistryKey root, string s)
        {
            s = s.Remove(0, 1) + @"\";
            while (s.IndexOf(@"\") != -1)
            {
                root = root.OpenSubKey(s.Substring(0, s.IndexOf(@"\")));
                s = s.Remove(0, s.IndexOf(@"\") + 1);
            }
            return root;
        }


//调用
GetWindowsPath("关键字");

DriveInfo[] allDrives = DriveInfo.GetDrives();

foreach (DriveInfo d in allDrives)
{

messagebox.show(d.RootDirectory.FullName+"启动器所有信息在DriveInfo对象里都能找到");

messagebox.show(驱动器的类型+DriveTypeToCH(d.DriveType.ToString()));

}

#region 驱动类型转换
        /// <summary>
        /// 驱动类型转换
        /// </summary>
        /// <param name="_String"></param>
        /// <returns></returns>
        private string DriveTypeToCH(string _String)
        {
            string ToCh = "";
            switch (_String.ToLower())
            {
                case "unknown":
                    ToCh = "其它";
                    break;
                case "removable":
                    ToCh = "移动设备";
                    break;
                case "fixed":
                    ToCh = "硬盘";
                    break;
                case "network":
                    ToCh = "网络硬盘";
                    break;
                case "cdrom":
                    ToCh = "CD-ROM";
                    break;
                case "ram":
                    ToCh = "RAM磁盘";
                    break;
                case "norootdirectory":
                    ToCh = "";
                    break;
                default:
                    break;
            }
            return ToCh;
        }
        #endregion

#region 获取windows桌面背景
        [System.Runtime.InteropServices.DllImport("user32.dll", CharSet = System.Runtime.InteropServices.CharSet.Auto, SetLastError = true)]
        public static extern int SystemParametersInfo(int uAction, int uParam, StringBuilder lpvParam, int fuWinIni);

        private const int SPI_GETDESKWALLPAPER = 0x0073;
        #endregion


void WindowsBtn_Click(object sender, RoutedEventArgs e)
        {
            //定义存储缓冲区大小
            StringBuilder s = new StringBuilder(300);
            //获取Window 桌面背景图片地址，使用缓冲区
            SystemParametersInfo(SPI_GETDESKWALLPAPER, 300, s, 0);
            //缓冲区中字符进行转换
            string wallpaper_path = s.ToString(); //系统桌面背景图片路径
         }

<Window x:Class="ImageUpdate.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="350" Width="525">
    <Grid>
        <Canvas>
            <TextBlock TextWrapping="Wrap" Text="修改宽度:" Canvas.Top="44"/>
            <TextBlock TextWrapping="Wrap" Text="修改高度:" Canvas.Left="181" Canvas.Top="44"/>
            <TextBlock TextWrapping="Wrap" Text="修改类型:" Canvas.Top="88"/>
            <TextBox TextWrapping="Wrap" Name="imageWidth" Text="150" Canvas.Left="66" Canvas.Top="41" Width="80"/>
            <TextBox TextWrapping="Wrap" Name="imageHight" Text="150" Canvas.Left="258" Canvas.Top="41" Width="80"/>
            <ComboBox Name="imagetype" SelectedIndex="1" Width="120" Canvas.Left="66" Canvas.Top="88">
                <ComboBoxItem Content="按宽高（可能变形)"/>
                <ComboBoxItem Content="指定宽，高按比例"/>
                <ComboBoxItem Content="指定高，宽按比例"/>
                <ComboBoxItem Content="指定高宽裁减（不变形)"/>
            </ComboBox>
            <Button Content="选择图片" Width="75" Canvas.Left="263" Canvas.Top="147" Click="Button_Click" />
            <Button Canvas.Left="380" Canvas.Top="246" Content="指定目录" Height="23" Name="button1" Width="75" Click="button1_Click" />
            <TextBox Canvas.Left="21" Canvas.Top="247" Name="pathtext" TextWrapping="Wrap" Width="353" />
            <TextBlock Canvas.Left="21" Canvas.Top="225" Text="目录:" TextWrapping="Wrap" />
            <CheckBox Canvas.Left="109" Canvas.Top="225" Content="包括子目录" IsChecked="True" Height="16" Name="checkBox1" />
        </Canvas>
    </Grid>
</Window>

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Drawing;
using System.IO;

namespace ImageUpdate
{
    ///<summary>
    /// MainWindow.xaml 的交互逻辑
    ///</summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        #region 选择生成缩略图
        ///<summary>
        /// 选择生成缩略图
        ///</summary>
        ///<param name="sender"></param>
        ///<param name="e"></param>
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            
            System.Windows.Forms.OpenFileDialog openFileDialog = new System.Windows.Forms.OpenFileDialog()
            {
                Filter = "(*.png)|*.png|(*.jpg)|*.jpg",
            };
            if (openFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                MakeThumbnail(openFileDialog.FileName, openFileDialog.FileName.Replace(".", "_min."), Convert.ToInt32(imageWidth.Text), Convert.ToInt32(imageHight.Text), GetType(), openFileDialog.SafeFileName.Split('.').LastOrDefault().ToLower());
                MessageBox.Show("修改成功");
            }
        }
        #endregion

        #region 指定目录生成缩略图
        ///<summary>
        /// 指定目录生成缩略图
        ///</summary>
        ///<param name="sender"></param>
        ///<param name="e"></param>
        private void button1_Click(object sender, RoutedEventArgs e)
        {


            string Root = pathtext.Text;
            if (Directory.Exists(Root))
            {
                DirectoryInfo fdir = new DirectoryInfo(Root);
                FileSystemInfo[] file = fdir.GetFileSystemInfos();
                //遍历该文件夹下的所有文件
                foreach (FileSystemInfo f in file)
                {
                    if (f.Extension.Trim('.').ToLower() == "png" || f.Extension.Trim('.').ToLower() == "jpg")
                    {
                        if (!f.FullName.Contains("_min."))
                        {
                            MakeThumbnail(f.FullName, f.FullName.Replace(".", "_min."), Convert.ToInt32(imageWidth.Text), Convert.ToInt32(imageHight.Text), GetType(), f.Extension.Trim('.').ToLower());
                        }
                    }
                    else
                    {
                        if (checkBox1.IsChecked == true)
                        {
                            GetFileInfo(f);
                        }
                    }
                }
            }


            MessageBox.Show("修改成功");
        }
        #endregion

        #region 递归生成所有文件夹下的图片
        ///<summary>
        /// 递归生成所有文件夹下的图片
        ///</summary>
        ///<param name="f"></param>
        private void GetFileInfo(FileSystemInfo f)
        {
            if (Directory.Exists(f.FullName))
            {
                DirectoryInfo fdir = new DirectoryInfo(f.FullName);
                FileSystemInfo[] file = fdir.GetFileSystemInfos();

                foreach (FileSystemInfo fi in file)
                {
                    if (fi.Extension.Trim('.').ToLower() == "png" || fi.Extension.Trim('.').ToLower() == "jpg")
                    {
                        if (!fi.FullName.Contains("_min."))
                        {
                            MakeThumbnail(fi.FullName, fi.FullName.Replace(".", "_min."), Convert.ToInt32(imageWidth.Text), Convert.ToInt32(imageHight.Text), GetType(), fi.Extension.Trim('.').ToLower());
                        }
                    }
                    else
                    {
                        GetFileInfo(fi);
                    }
                }
            }
        }
        #endregion

        #region  生成缩略图
        ///<summary> 
        /// 生成缩略图 
        ///</summary> 
        ///<param name="originalImagePath">源图路径（物理路径）</param> 
        ///<param name="thumbnailPath">缩略图路径（物理路径）</param> 
        ///<param name="width">缩略图宽度</param> 
        ///<param name="height">缩略图高度</param> 
        ///<param name="mode">生成缩略图的方式</param>
        public void MakeThumbnail(string originalImagePath, string thumbnailPath, int width, int height, string mode, string type)
        {

            System.Drawing.Image originalImage = System.Drawing.Image.FromFile(originalImagePath);

            int towidth = width;
            int toheight = height;

            int x = 0;
            int y = 0;
            int ow = originalImage.Width;
            int oh = originalImage.Height;

            switch (mode)
            {
                case "HW"://指定高宽缩放（可能变形）                 
                    break;
                case "W"://指定宽，高按比例                     
                    toheight = originalImage.Height * width / originalImage.Width;
                    break;
                case "H"://指定高，宽按比例 
                    towidth = originalImage.Width * height / originalImage.Height;
                    break;
                case "Cut"://指定高宽裁减（不变形）                 
                    if ((double)originalImage.Width / (double)originalImage.Height > (double)towidth / (double)toheight)
                    {
                        oh = originalImage.Height;
                        ow = originalImage.Height * towidth / toheight;
                        y = 0;
                        x = (originalImage.Width - ow) / 2;
                    }
                    else
                    {
                        ow = originalImage.Width;
                        oh = originalImage.Width * height / towidth;
                        x = 0;
                        y = (originalImage.Height - oh) / 2;
                    }
                    break;
                default:
                    break;
            }

            //新建一个bmp图片 
            System.Drawing.Image bitmap = new System.Drawing.Bitmap(towidth, toheight);

            //新建一个画板 
            Graphics g = System.Drawing.Graphics.FromImage(bitmap);

            //设置高质量插值法 
            g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;

            //设置高质量,低速度呈现平滑程度 
            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;

            //清空画布并以透明背景色填充 
            g.Clear(System.Drawing.Color.Transparent);

            //在指定位置并且按指定大小绘制原图片的指定部分 
            g.DrawImage(originalImage, new System.Drawing.Rectangle(0, 0, towidth, toheight), new System.Drawing.Rectangle(x, y, ow, oh), GraphicsUnit.Pixel);

            try
            {
                System.Drawing.Imaging.ImageFormat imgtype = System.Drawing.Imaging.ImageFormat.Jpeg;
                if (type == "png")
                {
                    imgtype = System.Drawing.Imaging.ImageFormat.Png;
                }
                if (type == "jpg")
                {
                    imgtype = System.Drawing.Imaging.ImageFormat.Jpeg;
                }
                //保存缩略图
                bitmap.Save(thumbnailPath, imgtype);
            }
            catch (System.Exception e)
            {
                throw e;
            }
            finally
            {
                originalImage.Dispose();
                bitmap.Dispose();
                g.Dispose();
            }
        }
        #endregion

        #region 获取类型
        ///<summary>
        /// 获取类型
        ///</summary>
        ///<returns></returns>
        private string GetType() 
        {
            string selecttype = "W";
            if (imagetype.SelectionBoxItem == null)
            {
                return selecttype;
            }
            switch (imagetype.SelectionBoxItem.ToString())
            {
                case "按宽高（可能变形)":
                    selecttype = "HW";
                    break;
                case "指定宽，高按比例":
                    selecttype = "W";
                    break;
                case "指定高，宽按比例":
                    selecttype = "H";
                    break;
                case "指定高宽裁减（不变形)":
                    selecttype = "Cut";
                    break;
                default:
                    break;
            }
            return selecttype;
        }
        #endregion

    }
}