Fenetre transparente
Description
Juste une petite fenetre dans laquelle vous pouvez regler la transparance.
Code sous visual studio .NET beta 2.
Code sous visual studio .NET beta 2.
Source / Exemple :
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
namespace test_opacite
{
/// <summary>
/// Summary description for Form1.
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.TrackBar trackBar1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Label label1;
/// <summary>
/// Required designer variable.
/// </summary>
private System.ComponentModel.Container components = null;
public Form1()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
private void InitializeComponent()
{
this.label1 = new System.Windows.Forms.Label();
this.textBox1 = new System.Windows.Forms.TextBox();
this.button1 = new System.Windows.Forms.Button();
this.trackBar1 = new System.Windows.Forms.TrackBar();
((System.ComponentModel.ISupportInitialize)(this.trackBar1)).BeginInit();
this.SuspendLayout();
//
// label1
//
this.label1.Location = new System.Drawing.Point(32, 16);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(88, 16);
this.label1.TabIndex = 3;
this.label1.Text = "Opacité :";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(24, 40);
this.textBox1.Name = "textBox1";
this.textBox1.TabIndex = 1;
this.textBox1.Text = "100 %";
//
// button1
//
this.button1.Anchor = (System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right);
this.button1.Location = new System.Drawing.Point(288, 24);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(75, 32);
this.button1.TabIndex = 2;
this.button1.Text = "Quitter";
this.button1.Click += new System.EventHandler(this.Quitter);
//
// trackBar1
//
this.trackBar1.Dock = System.Windows.Forms.DockStyle.Bottom;
this.trackBar1.LargeChange = 10;
this.trackBar1.Location = new System.Drawing.Point(0, 73);
this.trackBar1.Maximum = 100;
this.trackBar1.Minimum = 5;
this.trackBar1.Name = "trackBar1";
this.trackBar1.Size = new System.Drawing.Size(368, 45);
this.trackBar1.SmallChange = 5;
this.trackBar1.TabIndex = 0;
this.trackBar1.TickFrequency = 5;
this.trackBar1.Value = 100;
this.trackBar1.Scroll += new System.EventHandler(this.RegleOpacite);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(368, 118);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.label1,
this.button1,
this.textBox1,
this.trackBar1});
this.Name = "Form1";
this.Text = "Form1";
((System.ComponentModel.ISupportInitialize)(this.trackBar1)).EndInit();
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
void RegleOpacite(object ob,System.EventArgs ev)
//Fonction reglant la transparance
{
this.Opacity = ((double)this.trackBar1.Value)/100.0;
this.textBox1.Text = this.trackBar1.Value.ToString();
}
void Quitter(object ob,System.EventArgs ev)
{
Application.Exit();
}
}
}
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