Form.TransparencyKey : Form « System.Windows.Forms « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Windows.Forms
3. Form

Form.TransparencyKey

   

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.PictureBox PictureBox4;
  private System.Windows.Forms.PictureBox PictureBox2;
  private System.Windows.Forms.PictureBox PictureBox1;
  private System.Windows.Forms.PictureBox PictureBox3;

  public Form1() {
        InitializeComponent();
  }

  private void InitializeComponent()
  {
    this.PictureBox4 = new System.Windows.Forms.PictureBox();
    this.PictureBox2 = new System.Windows.Forms.PictureBox();
    this.PictureBox1 = new System.Windows.Forms.PictureBox();
    this.PictureBox3 = new System.Windows.Forms.PictureBox();
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox4)).BeginInit();
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox2)).BeginInit();
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox1)).BeginInit();
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox3)).BeginInit();
    this.SuspendLayout();
    // 
    // PictureBox4
    // 
    this.PictureBox4.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(255)))), ((int)(((byte)(128)))), ((int)(((byte)(128)))));
    this.PictureBox4.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
    this.PictureBox4.Location = new System.Drawing.Point(156, 141);
    this.PictureBox4.Name = "PictureBox4";
    this.PictureBox4.Size = new System.Drawing.Size(76, 76);
    this.PictureBox4.TabIndex = 14;
    this.PictureBox4.TabStop = false;
    // 
    // PictureBox2
    // 
    this.PictureBox2.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(255)))), ((int)(((byte)(128)))), ((int)(((byte)(128)))));
    this.PictureBox2.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
    this.PictureBox2.Location = new System.Drawing.Point(60, 141);
    this.PictureBox2.Name = "PictureBox2";
    this.PictureBox2.Size = new System.Drawing.Size(76, 76);
    this.PictureBox2.TabIndex = 13;
    this.PictureBox2.TabStop = false;
    // 
    // PictureBox1
    // 
    this.PictureBox1.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(255)))), ((int)(((byte)(128)))), ((int)(((byte)(128)))));
    this.PictureBox1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
    this.PictureBox1.Location = new System.Drawing.Point(156, 49);
    this.PictureBox1.Name = "PictureBox1";
    this.PictureBox1.Size = new System.Drawing.Size(76, 76);
    this.PictureBox1.TabIndex = 12;
    this.PictureBox1.TabStop = false;
    // 
    // PictureBox3
    // 
    this.PictureBox3.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(255)))), ((int)(((byte)(128)))), ((int)(((byte)(128)))));
    this.PictureBox3.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
    this.PictureBox3.Location = new System.Drawing.Point(60, 49);
    this.PictureBox3.Name = "PictureBox3";
    this.PictureBox3.Size = new System.Drawing.Size(76, 76);
    this.PictureBox3.TabIndex = 11;
    this.PictureBox3.TabStop = false;
    // 
    // Holes
    // 
    this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
    this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
    this.ClientSize = new System.Drawing.Size(292, 266);
    this.Controls.Add(this.PictureBox4);
    this.Controls.Add(this.PictureBox2);
    this.Controls.Add(this.PictureBox1);
    this.Controls.Add(this.PictureBox3);
    this.Name = "Holes";
    this.Text = "Holes";
    this.TransparencyKey = System.Drawing.Color.FromArgb(((int)(((byte)(255)))), ((int)(((byte)(128)))), ((int)(((byte)(128)))));
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox4)).EndInit();
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox2)).EndInit();
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox1)).EndInit();
    ((System.ComponentModel.ISupportInitialize)(this.PictureBox3)).EndInit();
    this.ResumeLayout(false);

  }

  [STAThread]
  static void Main()
  {
    Application.EnableVisualStyles();
    Application.Run(new Form1());
  }

}


         

   
    
    
  

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