NumericUpDown.Value : NumericUpDown « System.Windows.Forms

   

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;



public class Form1 : Form

{

  private System.Windows.Forms.GroupBox GroupBox1;

  private System.Windows.Forms.Button cmdApply;

  private System.Windows.Forms.NumericUpDown udOpacity;

  private System.Windows.Forms.Label Label1;



  public Form1() {

        InitializeComponent();

  }





  private void cmdApply_Click(object sender, EventArgs e)

  {

    this.Opacity = (double)udOpacity.Value / 100;

  }

  private void InitializeComponent()

  {

    this.GroupBox1 = new System.Windows.Forms.GroupBox();

    this.cmdApply = new System.Windows.Forms.Button();

    this.udOpacity = new System.Windows.Forms.NumericUpDown();

    this.Label1 = new System.Windows.Forms.Label();

    this.GroupBox1.SuspendLayout();

    ((System.ComponentModel.ISupportInitialize)(this.udOpacity)).BeginInit();

    this.SuspendLayout();

    // 

    // GroupBox1

    // 

    this.GroupBox1.Controls.Add(this.cmdApply);

    this.GroupBox1.Controls.Add(this.udOpacity);

    this.GroupBox1.Controls.Add(this.Label1);

    this.GroupBox1.Location = new System.Drawing.Point(12, 89);

    this.GroupBox1.Name = "GroupBox1";

    this.GroupBox1.Size = new System.Drawing.Size(268, 116);

    this.GroupBox1.TabIndex = 5;

    this.GroupBox1.TabStop = false;

    // 

    // cmdApply

    // 

    this.cmdApply.Location = new System.Drawing.Point(172, 64);

    this.cmdApply.Name = "cmdApply";

    this.cmdApply.Size = new System.Drawing.Size(80, 24);

    this.cmdApply.TabIndex = 5;

    this.cmdApply.Text = "Apply";

    this.cmdApply.Click += new System.EventHandler(this.cmdApply_Click);

    // 

    // udOpacity

    // 

    this.udOpacity.Increment = new decimal(new int[] {

        5,

        0,

        0,

        0});

    this.udOpacity.Location = new System.Drawing.Point(88, 32);

    this.udOpacity.Name = "udOpacity";

    this.udOpacity.Size = new System.Drawing.Size(48, 21);

    this.udOpacity.TabIndex = 4;

    this.udOpacity.Value = new decimal(new int[] {

        50,

        0,

        0,

        0});

    // 

    // Label1

    // 

    this.Label1.Location = new System.Drawing.Point(20, 36);

    this.Label1.Name = "Label1";

    this.Label1.Size = new System.Drawing.Size(56, 16);

    this.Label1.TabIndex = 3;

    this.Label1.Text = "Opacity:";

    // 

    // Transparent

    // 

    this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);

    this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;

    this.ClientSize = new System.Drawing.Size(309, 289);

    this.Controls.Add(this.GroupBox1);

    this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));

    this.Name = "Transparent";

    this.Text = "Transparent";

    this.GroupBox1.ResumeLayout(false);

    ((System.ComponentModel.ISupportInitialize)(this.udOpacity)).EndInit();

    this.ResumeLayout(false);



  }





  [STAThread]

  static void Main()

  {

    Application.EnableVisualStyles();

    Application.Run(new Form1());

  }



}
NumericUpDown.Value : NumericUpDown « System.Windows.Forms « C# / C Sharp by API
