using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; public class Form1 : System.Windows.Forms.Form { public System.Timers.Timer timer1; private System.Windows.Forms.Label label1; public Form1() { this.timer1 = new System.Timers.Timer(); this.label1 = new System.Windows.Forms.Label(); ((System.ComponentModel.ISupportInitialize)(this.timer1)).BeginInit(); this.SuspendLayout(); // // timer1 // this.timer1.Enabled = true; this.timer1.SynchronizingObject = this; this.timer1.Elapsed += new System.Timers.ElapsedEventHandler(this.OnTimerElapsed); // // label1 // this.label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 14.25F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0))); this.label1.ForeColor = System.Drawing.SystemColors.Highlight; this.label1.Location = new System.Drawing.Point(24, 8); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(224, 48); this.label1.TabIndex = 0; this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter; // // Form1 // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(292, 69); this.Controls.AddRange(new System.Windows.Forms.Control[] { this.label1}); this.Text = "My Clock"; this.Load += new System.EventHandler(this.Form1_Load); ((System.ComponentModel.ISupportInitialize)(this.timer1)).EndInit(); this.ResumeLayout(false); } [STAThread] static void Main() { Application.Run(new Form1()); } private void Form1_Load(object sender, System.EventArgs e) { timer1.Interval = 1000; timer1.Start(); timer1.Enabled = true; } private void OnTimerElapsed(object sender, System.Timers.ElapsedEventArgs e) { label1.Text = DateTime.Now.ToString(); } }
Layout Manager
/*
User Interfaces in C#: Windows Forms and Custom Controls
by Matthew MacDonald
Publisher: Apress
ISBN: 1590590457
*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
namespace LayoutManager
{
///
///
public class LayoutManager : System.Windows.Forms.Form
{
internal System.Windows.Forms.TabControl tabControl1;
internal System.Windows.Forms.TabPage tabPage1;
internal System.Windows.Forms.TabPage tabPage2;
///
///
private System.ComponentModel.Container components = null;
public LayoutManager()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
}
///
///
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
///
/// the contents of this method with the code editor.
///
private void InitializeComponent()
{
this.tabControl1 = new System.Windows.Forms.TabControl();
this.tabPage1 = new System.Windows.Forms.TabPage();
this.tabPage2 = new System.Windows.Forms.TabPage();
this.tabControl1.SuspendLayout();
this.SuspendLayout();
//
// tabControl1
//
this.tabControl1.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
| System.Windows.Forms.AnchorStyles.Left)
| System.Windows.Forms.AnchorStyles.Right);
this.tabControl1.Controls.AddRange(new System.Windows.Forms.Control[] {
this.tabPage1,
this.tabPage2});
this.tabControl1.Location = new System.Drawing.Point(6, 3);
this.tabControl1.Name = “tabControl1”;
this.tabControl1.SelectedIndex = 0;
this.tabControl1.Size = new System.Drawing.Size(280, 260);
this.tabControl1.TabIndex = 1;
//
// tabPage1
//
this.tabPage1.Location = new System.Drawing.Point(4, 22);
this.tabPage1.Name = “tabPage1”;
this.tabPage1.Size = new System.Drawing.Size(272, 234);
this.tabPage1.TabIndex = 0;
this.tabPage1.Text = “TabPage1”;
//
// tabPage2
//
this.tabPage2.Location = new System.Drawing.Point(4, 22);
this.tabPage2.Name = “tabPage2”;
this.tabPage2.Size = new System.Drawing.Size(272, 234);
this.tabPage2.TabIndex = 1;
this.tabPage2.Text = “TabPage2”;
this.tabPage2.Visible = false;
//
// LayoutManager
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 14);
this.ClientSize = new System.Drawing.Size(292, 266);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.tabControl1});
this.Font = new System.Drawing.Font(“Tahoma”, 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0)));
this.Name = “LayoutManager”;
this.Text = “LayoutManager”;
this.Load += new System.EventHandler(this.LayoutManager_Load);
this.tabControl1.ResumeLayout(false);
this.ResumeLayout(false);
}
#endregion
///
///
[STAThread]
static void Main()
{
Application.Run(new LayoutManager());
}
private void LayoutManager_Load(object sender, System.EventArgs e)
{
// Create and attach the layout manager.
SingleLineFlow layoutManager = new SingleLineFlow(tabPage1, 20);
// Add 10 sample checkboxes.
CheckBox chkbox;
for (int i = 1; i < 11; i++) { chkbox = new CheckBox(); chkbox.Text = "Setting " + i.ToString(); tabPage1.Controls.Add(chkbox); } } } public class SingleLineFlow { private Control container; private int margin; public SingleLineFlow(Control parent, int margin) { this.container = parent; this.margin = margin; // Attach the event handler. container.Layout += new LayoutEventHandler(UpdateLayout); // Refresh the layout. UpdateLayout(this, null); } public int Margin { get { return margin; } set { margin = value; } } // This is public so it can be triggered manually if needed. public void UpdateLayout(object sender, System.Windows.Forms.LayoutEventArgs e) { int y = 0; foreach (Control ctrl in container.Controls) { y += Margin; ctrl.Left = Margin; ctrl.Top = y; ctrl.Width = container.Width; ctrl.Height = Margin; } } } } [/csharp]
Transparent Forms: holes
/* User Interfaces in C#: Windows Forms and Custom Controls by Matthew MacDonald Publisher: Apress ISBN: 1590590457 */ using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; namespace TransparentForms { /// <summary> /// Summary description for Form1. /// </summary> public class Holes : System.Windows.Forms.Form { internal System.Windows.Forms.PictureBox PictureBox4; internal System.Windows.Forms.PictureBox PictureBox2; internal System.Windows.Forms.PictureBox PictureBox1; internal System.Windows.Forms.PictureBox PictureBox3; /// <summary> /// Required designer variable. /// </summary> private System.ComponentModel.Container components = null; public Holes() { // // 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.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(); this.SuspendLayout(); // // PictureBox4 // this.PictureBox4.BackColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(128)), ((System.Byte)(128))); this.PictureBox4.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D; this.PictureBox4.Location = new System.Drawing.Point(108, 108); this.PictureBox4.Name = "PictureBox4"; this.PictureBox4.Size = new System.Drawing.Size(76, 76); this.PictureBox4.TabIndex = 10; this.PictureBox4.TabStop = false; // // PictureBox2 // this.PictureBox2.BackColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(128)), ((System.Byte)(128))); this.PictureBox2.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D; this.PictureBox2.Location = new System.Drawing.Point(12, 108); this.PictureBox2.Name = "PictureBox2"; this.PictureBox2.Size = new System.Drawing.Size(76, 76); this.PictureBox2.TabIndex = 9; this.PictureBox2.TabStop = false; // // PictureBox1 // this.PictureBox1.BackColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(128)), ((System.Byte)(128))); this.PictureBox1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D; this.PictureBox1.Location = new System.Drawing.Point(108, 16); this.PictureBox1.Name = "PictureBox1"; this.PictureBox1.Size = new System.Drawing.Size(76, 76); this.PictureBox1.TabIndex = 8; this.PictureBox1.TabStop = false; // // PictureBox3 // this.PictureBox3.BackColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(128)), ((System.Byte)(128))); this.PictureBox3.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D; this.PictureBox3.Location = new System.Drawing.Point(12, 16); this.PictureBox3.Name = "PictureBox3"; this.PictureBox3.Size = new System.Drawing.Size(76, 76); this.PictureBox3.TabIndex = 7; this.PictureBox3.TabStop = false; // // Form1 // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(232, 234); this.Controls.AddRange(new System.Windows.Forms.Control[] { this.PictureBox4, this.PictureBox2, this.PictureBox1, this.PictureBox3}); this.Name = "Form1"; this.Text = "A Form With Holes"; this.TransparencyKey = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(128)), ((System.Byte)(128))); this.ResumeLayout(false); } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new Holes()); } } }
Transparent form
/* Professional Windows GUI Programming Using C# by Jay Glynn, Csaba Torok, Richard Conway, Wahid Choudhury, Zach Greenvoss, Shripad Kulkarni, Neil Whitlow Publisher: Peer Information ISBN: 1861007663 */ using System; using System.Drawing; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Data; namespace Transparensy { /// <summary> /// Summary description for Transparensy. /// </summary> public class Transparensy : System.Windows.Forms.Form { /// <summary> /// Required designer variable. /// </summary> private System.ComponentModel.Container components = null; public Transparensy() { // // Required for Windows Form Designer support // InitializeComponent(); this.Text = "Transparency"; //this.Opacity = 0.5; //this.TransparencyKey = System.Drawing.Color.Yellow; // // 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() { // // Transparensy // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(248, 78); this.Name = "Transparensy"; this.Text = "Transparensy"; } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new Transparensy()); } protected override void OnPaint(PaintEventArgs e) { Graphics g; g = Graphics.FromHwnd(this.Handle); g.FillRectangle(new SolidBrush(Color.Red), 10, 10, 210, 50); // Five yellow squares with different alpha values Rectangle r = new Rectangle(40, 20, 30, 30); Color c = Color.FromArgb(255, 255, 255, 0); g.FillRectangle(new SolidBrush(c), r); r.Offset(30, 0); c = Color.FromArgb(200, 255, 255, 0); g.FillRectangle(new SolidBrush(c), r); r.Offset(30, 0); c = Color.FromArgb(150, 255, 255, 0); g.FillRectangle(new SolidBrush(c), r); r.Offset(30, 0); c = Color.FromArgb(100, 255, 255, 0); g.FillRectangle(new SolidBrush(c), r); r.Offset(30, 0); c = Color.FromArgb(50, 255, 255, 0); g.FillRectangle(new SolidBrush(c), r); g.Dispose(); } } }
Label: Localtion, Name, Size, TabIndex, Text
using System; using System.Windows.Forms; class MainForm : Form { private Label label1; private TextBox textBox1; private Button button1; public MainForm() { this.label1 = new Label(); this.textBox1 = new TextBox(); this.button1 = new Button(); this.SuspendLayout(); this.label1.Location = new System.Drawing.Point(16, 36); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(128, 16); this.label1.TabIndex = 0; this.label1.Text = "Please enter your name:"; this.textBox1.Location = new System.Drawing.Point(152, 32); this.textBox1.Name = "textBox1"; this.textBox1.TabIndex = 1; this.textBox1.Text = ""; this.button1.Location = new System.Drawing.Point(109, 80); this.button1.Name = "button1"; this.button1.TabIndex = 2; this.button1.Text = "Enter"; this.button1.Click += new System.EventHandler(this.button1_Click); this.ClientSize = new System.Drawing.Size(292, 126); this.Controls.Add(this.button1); this.Controls.Add(this.textBox1); this.Controls.Add(this.label1); this.Name = "form1"; this.Text = "Visual C#"; this.ResumeLayout(false); } private void button1_Click(object sender, System.EventArgs e) { System.Console.WriteLine("User entered: " + textBox1.Text); MessageBox.Show("Welcome, " + textBox1.Text, "Visual C#"); } [STAThread] public static void Main() { Application.EnableVisualStyles(); Application.Run(new MainForm()); } }
Add image to Label and set ImageAlign to MiddleRight
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.Label label1; public Form1() { InitializeComponent(); } private void InitializeComponent() { this.label1 = new System.Windows.Forms.Label(); this.SuspendLayout(); this.label1.Image = new Bitmap("winter.jpg"); this.label1.ImageAlign = System.Drawing.ContentAlignment.TopRight; this.label1.Location = new System.Drawing.Point(20, 9); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(105, 77); this.label1.TabIndex = 0; this.label1.Text = "label1"; this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(299, 271); this.Controls.Add(this.label1); this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0))); this.Name = "ImagesInCommonControls"; this.Text = "ImagesInCommonControls"; this.ResumeLayout(false); } [STAThread] static void Main() { Application.EnableVisualStyles(); Application.Run(new Form1()); } }
Image List Example
/*
User Interfaces in C#: Windows Forms and Custom Controls
by Matthew MacDonald
Publisher: Apress
ISBN: 1590590457
*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Drawing.Drawing2D;
using System.IO;
namespace ImageListExample
{
///
///
public class ImageListExample : System.Windows.Forms.Form
{
internal System.Windows.Forms.Button cmdDrawImageList;
internal System.Windows.Forms.Button cmdFillImageList;
///
///
private System.ComponentModel.Container components = null;
public ImageListExample()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
//
// TODO: Add any constructor code after InitializeComponent call
//
}
///
///
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows Form Designer generated code
///
/// the contents of this method with the code editor.
///
private void InitializeComponent()
{
this.cmdDrawImageList = new System.Windows.Forms.Button();
this.cmdFillImageList = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// cmdDrawImageList
//
this.cmdDrawImageList.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.cmdDrawImageList.Location = new System.Drawing.Point(164, 172);
this.cmdDrawImageList.Name = “cmdDrawImageList”;
this.cmdDrawImageList.Size = new System.Drawing.Size(96, 24);
this.cmdDrawImageList.TabIndex = 3;
this.cmdDrawImageList.Text = “Draw Images”;
this.cmdDrawImageList.Click += new System.EventHandler(this.cmdDrawImageList_Click);
//
// cmdFillImageList
//
this.cmdFillImageList.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.cmdFillImageList.Location = new System.Drawing.Point(28, 172);
this.cmdFillImageList.Name = “cmdFillImageList”;
this.cmdFillImageList.Size = new System.Drawing.Size(104, 24);
this.cmdFillImageList.TabIndex = 2;
this.cmdFillImageList.Text = “Fill ImageList”;
this.cmdFillImageList.Click += new System.EventHandler(this.cmdFillImageList_Click);
//
// ImageListExample
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(292, 214);
this.Controls.AddRange(new System.Windows.Forms.Control[] {
this.cmdDrawImageList,
this.cmdFillImageList});
this.Name = “ImageListExample”;
this.Text = “ImageList Example”;
this.ResumeLayout(false);
}
#endregion
///
///
[STAThread]
static void Main()
{
Application.Run(new ImageListExample());
}
ImageList iconImages = new System.Windows.Forms.ImageList();
private void cmdFillImageList_Click(object sender, System.EventArgs e)
{
// Configure the ImageList.
iconImages.ColorDepth = System.Windows.Forms.ColorDepth.Depth8Bit;
iconImages.ImageSize = new System.Drawing.Size(16, 16);
// Get all the icon files in the current directory.
string[] iconFiles = Directory.GetFiles(Application.StartupPath, “*.ico”);
// Create an Image object for each file and add it to the ImageList.
// You can also use an Image subclass (like Icon).
foreach (string iconFile in iconFiles)
{
Icon newIcon = new Icon(iconFile);
iconImages.Images.Add(newIcon);
}
}
private void cmdDrawImageList_Click(object sender, System.EventArgs e)
{
// Get the graphics device context for the form.
Graphics g = this.CreateGraphics();
// Draw each image using the ImageList.Draw() method.
for (int i = 0; i < iconImages.Images.Count; i++)
{
iconImages.Draw(g, 30 + i * 30, 30, i);
}
// Release the graphics device context.
g.Dispose();
}
}
}
ImageListExample.zip( 24 k)[/csharp]