в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

Admin: 1 версия

2010-05-26T12:15:21Z

1 версия

Новая страница

==Add Image in an ImageList to a Label==

<source lang="csharp">using System;
using System.Drawing;
using System.Windows.Forms;
using System.Collections;
public class ImageLists : Form
{
ImageList imgList;
Label lbl;
LinkLabel lnk;
Button btn;
public ImageLists()
{
Size = new Size(300,300);
imgList = new ImageList();
Image img;
String[] arFiles = {"1.ico","2.ico","3.ico"};

for (int i = 0; i < arFiles.Length; i++)
{
img = Image.FromFile(arFiles[i]);
imgList.Images.Add(img);
}
imgList.ImageSize = new Size(32, 32);

lbl = new Label();
lbl.Parent = this;
lbl.Text = "Label";
lbl.Location = new Point(0,0);
lbl.Size = new Size(lbl.PreferredWidth + imgList.ImageSize.Width,
imgList.ImageSize.Height + 10);
lbl.BorderStyle = BorderStyle.Fixed3D;
lbl.ImageList = imgList;
lbl.ImageIndex = 0;
lbl.ImageAlign = ContentAlignment.MiddleRight;
int yDelta = lbl.Height + 10;

lnk = new LinkLabel();
lnk.Parent = this;
lnk.Text = "LinkLabel";
lnk.Size = new Size(lnk.PreferredWidth + imgList.ImageSize.Width,
imgList.ImageSize.Height + 10);
lnk.Location = new Point(0, yDelta);
lnk.ImageList = imgList;
lnk.ImageIndex = 0;
lnk.ImageAlign = ContentAlignment.MiddleRight;
btn = new Button();
btn.Parent = this;
btn.ImageList = imgList;
btn.ImageIndex = imgList.Images.Count - 1;
btn.Location = new Point(0, 2 * yDelta);
btn.Size = new Size(3 * imgList.ImageSize.Width,
2 * imgList.ImageSize.Height);

lbl.ImageIndex = 1;
lnk.ImageIndex = 0;
btn.ImageIndex = 2;
}
static void Main()
{
Application.Run(new ImageLists());
}
}</source>

==Add image to Label==

<source lang="csharp">using System;
using System.Drawing;
using System.Windows.Forms;
public class LabelImageAdding : Form
{
Label lblEcho;
TextBox txt;
public LabelImageAdding()
{
Size = new Size(300,250);
lblEcho = new Label();
lblEcho.Parent = this;
lblEcho.Text = "test";
lblEcho.Location = new Point(0,0);
lblEcho.AutoSize = true;
lblEcho.BorderStyle = BorderStyle.Fixed3D;
int yDelta = lblEcho.Height + 10;

Image img = Image.FromFile("YourFile.bmp");
Label lblImage = new Label();
lblImage.Parent = this;
lblImage.Location = new Point(250, 0);
lblImage.Image = img;
lblImage.Anchor = AnchorStyles.Top | AnchorStyles.Right;
lblImage.Size = new Size(img.Width, img.Height);
Label lblCaption = new Label();
lblCaption.Parent = this;
lblCaption.Text = "&Enter Text Here:";
lblCaption.Size = new Size(lblCaption.PreferredWidth, lblCaption.PreferredHeight);
lblCaption.Location = new Point(0, yDelta);
lblCaption.BorderStyle = BorderStyle.FixedSingle;
txt = new TextBox();
txt.Parent = this;
txt.Size = new Size(100,23);
txt.Location = new Point(lblCaption.Width + 5, yDelta);
txt.TextChanged += new System.EventHandler(txt_TextChanged);
}
static void Main()
{
Application.Run(new LabelImageAdding());
}
private void txt_TextChanged(object sender, EventArgs e)
{
lblEcho.Text = txt.Text;
}
}</source>

==Generic event for a Label==

<source lang="csharp">using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
public class LabelWithGenericEvent : System.Windows.Forms.Form
{
private System.Windows.Forms.Label lblTitle;
public LabelWithGenericEvent()
{
InitializeComponent();
}
private void InitializeComponent()
{
this.lblTitle = new System.Windows.Forms.Label();
this.SuspendLayout();
//
// lblTitle
//
this.lblTitle.Location = new System.Drawing.Point(40, 24);
this.lblTitle.Name = "lblTitle";
this.lblTitle.Size = new System.Drawing.Size(150, 25);
this.lblTitle.TabIndex = 0;
this.lblTitle.Text = "Events Demonstrator";
this.lblTitle.Click += new System.EventHandler(this.GenericEventHandler);
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(242, 173);
this.Controls.AddRange(new System.Windows.Forms.Control[] { this.lblTitle});
this.ResumeLayout(false);
}
[STAThread]
static void Main()
{
Application.Run(new LabelWithGenericEvent());
}
private void GenericEventHandler(object sender, EventArgs e)
{
MessageBox.Show("Generic event handler","Event Demo");
}
}</source>

==Label Text Change==

<source lang="csharp">using System;
using System.Drawing;
using System.Windows.Forms;
public class LabelTextChange : Form
{
Label lblEcho;
TextBox txt;
public LabelTextChange()
{
Size = new Size(300,250);
lblEcho = new Label();
lblEcho.Parent = this;
lblEcho.Text = "test";
lblEcho.Location = new Point(0,0);
lblEcho.AutoSize = true;
lblEcho.BorderStyle = BorderStyle.Fixed3D;
int yDelta = lblEcho.Height + 10;

Image img = Image.FromFile("YourFile.bmp");
Label lblImage = new Label();
lblImage.Parent = this;
lblImage.Location = new Point(250, 0);
lblImage.Image = img;
lblImage.Anchor = AnchorStyles.Top | AnchorStyles.Right;
lblImage.Size = new Size(img.Width, img.Height);
Label lblCaption = new Label();
lblCaption.Parent = this;
lblCaption.Text = "&Enter Text Here:";
lblCaption.Size = new Size(lblCaption.PreferredWidth, lblCaption.PreferredHeight);
lblCaption.Location = new Point(0, yDelta);
lblCaption.BorderStyle = BorderStyle.FixedSingle;
txt = new TextBox();
txt.Parent = this;
txt.Size = new Size(100,23);
txt.Location = new Point(lblCaption.Width + 5, yDelta);
txt.TextChanged += new System.EventHandler(txt_TextChanged);
}
static void Main()
{
Application.Run(new LabelTextChange());
}
private void txt_TextChanged(object sender, EventArgs e)
{
lblEcho.Text = txt.Text;
}
}</source>

← Предыдущая	Версия 15:31, 26 мая 2010
(нет различий)

Csharp/CSharp Tutorial/GUI Windows Forms/Label - История изменений

в 15:31, 26 мая 2010

Admin: 1 версия