倒着输出来

 C#真是很方便啊

 

using System; 
using System.Collections.Generic; 
using System.ComponentModel; 
using System.Data; 
using System.Drawing; 
using System.Text; 
using System.Windows.Forms; 
 
namespace ForrApplication 
{ 
    public partial class Form1 : Form 
    { 
        public Form1() 
        { 
            InitializeComponent(); 
            this.btnClean.Click += new EventHandler(CleanTextbox); 
            this.btnTrans.Click += new EventHandler(StartToTranse); 
            cleanAll = new CleanStream(cleanTarget); 
            showMessage = new ShowMessage(showit); 
            tMethod = delegate(string beforTran)  
            { 
                StringBuilder sb = new StringBuilder(); 
                for (int i = beforTran.Length - 1; i >= 0; i--) 
                { 
                    sb.Append(beforTran[i].ToString()); 
                } 
                return sb.ToString(); 
            }; 
        } 
        void showit(string message)  
        { 
            MessageBox.Show("tips:" + message); 
        } 
        delegate string Trancelation(string beforTran); 
        Trancelation tMethod; 
        delegate void CleanStream(); 
        CleanStream cleanAll; 
        delegate void ShowMessage(string message); 
        ShowMessage showMessage; 
        void StartToTranse(object sender, EventArgs e) 
        { 
            TranceFunction(this.txtUp,this.txtDown); 
        } 
 
        private void TranceFunction(TextBox textBox, TextBox textBox_2) 
        { 
            if (textBox.Text.Length < 1 && textBox_2.Text.Length < 1) 
            { 
                showit("没有输入字哦"); 
                return; 
            } 
            if (textBox.Text.Length > 0 && textBox_2.Text.Length > 0) 
            { 
                showit("两边都有，您要怎么翻？"); 
                return; 
            } 
 
            if (textBox.Text.Trim() != "") 
            { 
                textBox_2.Text = tMethod(textBox.Text); 
            } 
            else if (textBox_2.Text.Trim() != "") 
            { 
                textBox.Text = tMethod(textBox_2.Text); 
            } 
        } 
        void cleanTarget()  
        { 
            this.txtUp.Text = ""; 
            this.txtDown.Text = ""; 
        } 
        void CleanTextbox(object sender, EventArgs e) 
        { 
            cleanAll(); 
        } 
    } 
} 

 

 

 

namespace ForrApplication 
{ 
    partial class Form1 
    { 
        /// <summary> 
        /// 必需的设计器变量。 
        /// </summary> 
        private System.ComponentModel.IContainer components = null; 
 
        /// <summary> 
        /// 清理所有正在使用的资源。 
        /// </summary> 
        /// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param> 
        protected override void Dispose(bool disposing) 
        { 
            if (disposing && (components != null)) 
            { 
                components.Dispose(); 
            } 
            base.Dispose(disposing); 
        } 
 
        #region Windows 窗体设计器生成的代码 
 
        /// <summary> 
        /// 设计器支持所需的方法 - 不要 
        /// 使用代码编辑器修改此方法的内容。 
        /// </summary> 
        private void InitializeComponent() 
        { 
            this.txtUp = new System.Windows.Forms.TextBox(); 
            this.txtDown = new System.Windows.Forms.TextBox(); 
            this.label1 = new System.Windows.Forms.Label(); 
            this.label2 = new System.Windows.Forms.Label(); 
            this.btnClean = new System.Windows.Forms.Button(); 
            this.btnTrans = new System.Windows.Forms.Button(); 
            this.SuspendLayout(); 
            //  
            // txtUp 
            //  
            this.txtUp.Location = new System.Drawing.Point(12, 23); 
            this.txtUp.Multiline = true; 
            this.txtUp.Name = "txtUp"; 
            this.txtUp.Size = new System.Drawing.Size(268, 102); 
            this.txtUp.TabIndex = 0; 
            //  
            // txtDown 
            //  
            this.txtDown.Location = new System.Drawing.Point(12, 159); 
            this.txtDown.Multiline = true; 
            this.txtDown.Name = "txtDown"; 
            this.txtDown.Size = new System.Drawing.Size(268, 102); 
            this.txtDown.TabIndex = 0; 
            //  
            // label1 
            //  
            this.label1.AutoSize = true; 
            this.label1.Location = new System.Drawing.Point(12, 8); 
            this.label1.Name = "label1"; 
            this.label1.Size = new System.Drawing.Size(41, 12); 
            this.label1.TabIndex = 1; 
            this.label1.Text = "正着写"; 
            //  
            // label2 
            //  
            this.label2.AutoSize = true; 
            this.label2.Location = new System.Drawing.Point(14, 141); 
            this.label2.Name = "label2"; 
            this.label2.Size = new System.Drawing.Size(41, 12); 
            this.label2.TabIndex = 2; 
            this.label2.Text = "反着写"; 
            //  
            // btnClean 
            //  
            this.btnClean.Location = new System.Drawing.Point(12, 267); 
            this.btnClean.Name = "btnClean"; 
            this.btnClean.Size = new System.Drawing.Size(128, 23); 
            this.btnClean.TabIndex = 3; 
            this.btnClean.Text = "清空"; 
            this.btnClean.UseVisualStyleBackColor = true; 
            //  
            // btnTrans 
            //  
            this.btnTrans.Location = new System.Drawing.Point(146, 267); 
            this.btnTrans.Name = "btnTrans"; 
            this.btnTrans.Size = new System.Drawing.Size(134, 23); 
            this.btnTrans.TabIndex = 4; 
            this.btnTrans.Text = "翻译"; 
            this.btnTrans.UseVisualStyleBackColor = true; 
            //  
            // Form1 
            //  
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F); 
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; 
            this.ClientSize = new System.Drawing.Size(292, 292); 
            this.Controls.Add(this.btnTrans); 
            this.Controls.Add(this.btnClean); 
            this.Controls.Add(this.label2); 
            this.Controls.Add(this.label1); 
            this.Controls.Add(this.txtDown); 
            this.Controls.Add(this.txtUp); 
            this.Name = "Form1"; 
            this.Text = "snowleung"; 
            this.ResumeLayout(false); 
            this.PerformLayout(); 
 
        } 
 
        #endregion 
 
        private System.Windows.Forms.TextBox txtUp; 
        private System.Windows.Forms.TextBox txtDown; 
        private System.Windows.Forms.Label label1; 
        private System.Windows.Forms.Label label2; 
        private System.Windows.Forms.Button btnClean; 
        private System.Windows.Forms.Button btnTrans; 
    } 
}