输入提示框代码,CSharp代码库,德仔网

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【CSharp】输入提示框
作者:codeeer / 发布于2014/7/17/ 517

	///Demo

	string DemoString = InputBox.ShowInputBox("新方案", "请输入新方案名称：", "方案1", True);
	Console.WriteLine(DemoString);

	

	///类似于VB的MsgBox，不过更强大一点^^

	/// <summary>
	/// 信息输入框
	///
	/// Demo:
	/// string DemoString = iDLL.Forms.InputBox.ShowInputBox("新方案", "请输入新方案名称：", "方案1", True);
	/// Console.WriteLine(DemoString);
	/// </summary>
	public class InputBox : System.Windows.Forms.Form
	{
	 private TextBox txtData;
	 private System.Windows.Forms.Label lblInfo;
	 private Button button1;
	 private Button button2;
	 private System.ComponentModel.Container components = null;
	
	 private InputBox(string DefaultInput, bool UsePasswordForm)
	 {
	 InitializeComponent(DefaultInput, UsePasswordForm);
	 }
	
	 protected override void Dispose(bool disposing)
	 {
	 if (disposing)
	 {
	 if (components != null)
	 {
	 components.Dispose();
	 }
	 }
	 base.Dispose(disposing);
	 }
	
	 private void InitializeComponent(string DefaultInput, bool UsePasswordForm)
	 {
	 this.txtData = new System.Windows.Forms.TextBox();
	 this.lblInfo = new System.Windows.Forms.Label();
	 this.button1 = new System.Windows.Forms.Button();
	 this.button2 = new System.Windows.Forms.Button();
	 this.SuspendLayout();
	 //
	 // txtData
	 //
	 this.txtData.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
	 this.txtData.Location = new System.Drawing.Point(19, 76);
	 this.txtData.Name = "txtData";
	 this.txtData.Size = new System.Drawing.Size(400, 21);
	 this.txtData.TabIndex = 0;
	 if (UsePasswordForm)
	 {
	 this.txtData.PasswordChar = '*';
	 }
	 if (DefaultInput != null)
	 {
	 this.txtData.Text = DefaultInput;
	 }
	 this.txtData.KeyDown += new System.Windows.Forms.KeyEventHandler(this.txtData_KeyDown);
	 //
	 // lblInfo
	 //
	 this.lblInfo.BackColor = System.Drawing.SystemColors.ButtonFace;
	 this.lblInfo.FlatStyle = System.Windows.Forms.FlatStyle.System;
	 this.lblInfo.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
	 this.lblInfo.ForeColor = System.Drawing.Color.Gray;
	 this.lblInfo.Location = new System.Drawing.Point(19, 9);
	 this.lblInfo.Name = "lblInfo";
	 this.lblInfo.Size = new System.Drawing.Size(317, 56);
	 this.lblInfo.TabIndex = 1;
	 //
	 // button1
	 //
	 this.button1.DialogResult = System.Windows.Forms.DialogResult.OK;
	 this.button1.Location = new System.Drawing.Point(352, 9);
	 this.button1.Name = "button1";
	 this.button1.Size = new System.Drawing.Size(67, 27);
	 this.button1.TabIndex = 2;
	 this.button1.Text = "确认";
	 this.button1.UseVisualStyleBackColor = true;
	 this.button1.Click += new System.EventHandler(this.button1_Click);
	 //
	 // button2
	 //
	 this.button2.DialogResult = System.Windows.Forms.DialogResult.Cancel;
	 this.button2.Location = new System.Drawing.Point(352, 38);
	 this.button2.Name = "button2";
	 this.button2.Size = new System.Drawing.Size(67, 27);
	 this.button2.TabIndex = 3;
	 this.button2.Text = "取消";
	 this.button2.UseVisualStyleBackColor = true;
	 this.button2.Click += new System.EventHandler(this.button2_Click);
	 //
	 // InputBox
	 //
	 this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
	 this.ClientSize = new System.Drawing.Size(431, 111);
	 this.ControlBox = false;
	 this.Controls.Add(this.button2);
	 this.Controls.Add(this.button1);
	 this.Controls.Add(this.lblInfo);
	 this.Controls.Add(this.txtData);
	 this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
	 this.Name = "InputBox";
	 this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
	 this.Text = "InputBox";
	 this.ResumeLayout(false);
	 this.PerformLayout();
	
	 }
	
	 //对键盘进行响应
	 private void txtData_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)
	 {
	 if (e.KeyCode == Keys.Enter)
	 {
	 this.Close();
	 }
	 else if (e.KeyCode == Keys.Escape)
	 {
	 txtData.Text = string.Empty;
	 this.Close();
	 }
	 }
	
	 //显示InputBox
	 public static string ShowInputBox(string Title, string keyInfo, string DefaultInput = null, bool UsePasswordForm = false)
	 {
	 InputBox inputbox = new InputBox(DefaultInput, UsePasswordForm);
	 inputbox.Text = Title;
	 inputbox.TopMost = true;
	
	 if (keyInfo.Trim() != string.Empty)
	 {
	 inputbox.lblInfo.Text = keyInfo;
	 }
	
	 inputbox.ShowDialog();
	 return inputbox.txtData.Text;
	 }
	 private void button2_Click(object sender, EventArgs e)
	 {
	 txtData.Text = "";
	 }
	
	 private void button1_Click(object sender, EventArgs e)
	 {
	 }
	}
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