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    Using Using Using Using Using Using Using Using Using Namespace Public Partial Class

    Uploaded by

    ChiragKavar
    The document contains C# code for a Windows Forms application that implements a menu strip with copy, cut, paste, undo functions that operate on a text box. It defines event handler methods for each menu item that copy/set the text box text to a string variable and paste from the variable. It also adds new text boxes and labels to the form on demand.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd

    Using Using Using Using Using Using Using Using Using Namespace Public Partial Class

    Uploaded by

    ChiragKavar
    74 views10 pages
    The document contains C# code for a Windows Forms application that implements a menu strip with copy, cut, paste, undo functions that operate on a text box. It defines event handler methods for each menu item that copy/set the text box text to a string variable and paste from the variable. It also adds new text boxes and labels to the form on demand.

    Original Description:

    hhgjh

    Original Title

    15 Practical

    Copyright

    © © All Rights Reserved

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    DOCX, PDF, TXT or read online from Scribd

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    The document contains C# code for a Windows Forms application that implements a menu strip with copy, cut, paste, undo functions that operate on a text box. It defines event handler methods for each menu item that copy/set the text box text to a string variable and paste from the variable. It also adds new text boxes and labels to the form on demand.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    74 views10 pages

    Using Using Using Using Using Using Using Using Using Namespace Public Partial Class

    Uploaded by

    ChiragKavar
    The document contains C# code for a Windows Forms application that implements a menu strip with copy, cut, paste, undo functions that operate on a text box. It defines event handler methods for each menu item that copy/set the text box text to a string variable and paste from the variable. It also adds new text boxes and labels to the form on demand.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    of 10

    15:

    using System;
    using System.Collections.Generic;
    using System.ComponentModel;
    using System.Data;
    using System.Drawing;
    using System.Linq;
    using System.Text;
    using System.Threading.Tasks;
    using System.Windows.Forms;

    namespace menustrip_demo
    {
    public partial class Form1 : Form
    {
    String s;
    public Form1()
    {
    InitializeComponent();
    }

    private void copyToolStripMenuItem_Click(object sender, EventArgs e)


    {
    s = textBox1.Text;
    }

    private void cutToolStripMenuItem_Click(object sender, EventArgs e)


    {
    s = textBox1.Text;
    textBox1.Text = null;
    }

    private void pasteToolStripMenuItem_Click(object sender, EventArgs e)


    {
    label1.Text = s;
    }

    private void textboxToolStripMenuItem_Click(object sender, EventArgs e)


    {
    TextBox tb;

    tb = new TextBox();
    this.Controls.Add(tb);

    private void labelToolStripMenuItem_Click(object sender, EventArgs e)


    {
    Label lb;

    lb = new Label();
    this.Controls.Add(lb);

    private void undoToolStripMenuItem_Click(object sender, EventArgs e)


    {
    textBox1.Text = s;
    }
    }
    }
    Output:

    16:
    using System;
    using System.Collections.Generic;
    using System.ComponentModel;
    using System.Data;
    using System.Drawing;
    using System.Linq;
    using System.Text;
    using System.Threading.Tasks;
    using System.Windows.Forms;

    namespace base_mdi
    {
    public partial class Form1 : Form
    {
    public Form1()
    {
    InitializeComponent();
    }

    private void button1_Click(object sender, EventArgs e)


    {
    Form2 f2 = new Form2();
    f2.Show();
    f2.MdiParent = this;
    }

    private void Form1_Load(object sender, EventArgs e)


    {
    IsMdiContainer = true;
    }
    }
    }

    Output:
    19:
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;

    public partial class _Default : System.Web.UI.Page


    {
    protected void Page_Load(object sender, EventArgs e)
    {

    protected void Button1_Click(object sender, EventArgs e)


    {
    if (Request.Form["textbox1"] == null ||
    string.IsNullOrWhiteSpace(Request.Form["textbox1"]))
    {
    if (Request.Form["textbox2"] == null ||
    string.IsNullOrWhiteSpace(Request.Form["textbox2"]))
    {
    Response.Write("error");
    }
    Response.Write("error");
    }
    else
    {
    Response.Write("Welcome");
    }
    }
    }
    20:

    Web.config

    <?xml version="1.0"?>
    <!--
    For more information on how to configure your ASP.NET application, please visit
    http://go.microsoft.com/fwlink/?LinkId=169433
    -->
    <configuration>
    <system.web>
    <compilation debug="true" targetFramework="4.5"/>
    <httpRuntime targetFramework="4.5"/>
    </system.web>
    </configuration>

    Default.aspx

    <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs"


    Inherits="_Default" %>

    <!DOCTYPE html>

    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
    <title></title>
    </head>
    <body>
    <form id="form1" runat="server">
    <div>

    <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>


    <asp:Button ID="Button1" runat="server" Text="Change
    Color" />

    </div>
    </form>
    </body>
    </html>

    Default.aspx.cs

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;

    public partial class _Default : System.Web.UI.Page


    {
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
    if (Label1.ForeColor != System.Drawing.Color.Red)
    {
    Label1.ForeColor = System.Drawing.Color.Red;
    }
    else
    {
    Label1.ForeColor = System.Drawing.Color.Yellow;

    }
    }
    }
    Output:

    21:

    Web.config

    <?xml version="1.0"?>

    <!--
    For more information on how to configure your ASP.NET application, please visit
    http://go.microsoft.com/fwlink/?LinkId=169433
    -->

    <configuration>
    <system.web>
    <compilation debug="true" targetFramework="4.5" />
    <httpRuntime targetFramework="4.5" />
    </system.web>

    </configuration>

    Webform1.aspx
    <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs"
    Inherits="enable_disable_textbox.WebForm1" %>

    <!DOCTYPE html>

    <html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
    <title></title>
    </head>
    <body>
    <form id="form1" runat="server">
    <div>

    <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>


    <asp:Button ID="Button1" runat="server" Text="Enable"
    />

    </div>
    </form>
    </body>
    </html>

    Webform1.aspx.cs

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Web.UI;
    using System.Web.UI.WebControls;

    namespace enable_disable_textbox
    {
    public partial class WebForm1 : System.Web.UI.Page
    {
    protected void Page_Load(object sender, EventArgs e)
    {
    TextBox1.Enabled = false;
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
    if (Button1.Text == "Enable")
    {
    Button1.Text = "Disable";
    TextBox1.Enabled = true;
    TextBox1.Width = 500;
    }
    else {
    Button1.Text = "Enable";
    TextBox1.Enabled = false;
    TextBox1.Width = 100;
    }
    }
    }
    }

    Output:

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