TextBox.Focused : TextBox « System.Windows.Forms « C# / C Sharp by API






TextBox.Focused

 

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

    public class FocusForm : System.Windows.Forms.Form
    {
        private System.Windows.Forms.TextBox txtFocusForm;
        private System.Windows.Forms.Button btFocusForm;
        public FocusForm()
        {
            this.txtFocusForm = new System.Windows.Forms.TextBox();
            this.btFocusForm = new System.Windows.Forms.Button();
            this.SuspendLayout();
            this.txtFocusForm.Location = new System.Drawing.Point(8, 8);
            this.txtFocusForm.Size = new System.Drawing.Size(336, 20);
            this.txtFocusForm.LostFocus += new System.EventHandler(this.txtFocusForm_LostFocus);
            this.txtFocusForm.GotFocus += new System.EventHandler(this.txtFocusForm_GotFocus);

            this.btFocusForm.Location = new System.Drawing.Point(8, 40);
            this.btFocusForm.Size = new System.Drawing.Size(336, 23);
            this.btFocusForm.Text = "This button does nothing";
            this.btFocusForm.Click += new System.EventHandler(this.btFocusForm_Click);

            this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
            this.ClientSize = new System.Drawing.Size(352, 70);
            this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                                                          this.btFocusForm,
                                                                          this.txtFocusForm});
            this.MaximizeBox = false;
            this.Name = "FocusForm";
            this.Text = "FocusForm";
            this.ResumeLayout(false);

        }
        static void Main() 
        {
            Application.Run(new FocusForm());
        }

        protected void txtFocusForm_LostFocus(object sender, EventArgs e)
        {
            // MessageBox.Show("Goodbye!");
        }

        protected void txtFocusForm_GotFocus(object sender, EventArgs e)
        {
            // MessageBox.Show("Hello!");
        }

        private void btFocusForm_Click(object sender, System.EventArgs e)
        {
            bool canFocus = txtFocusForm.CanFocus;
            bool containsFocus = this.ContainsFocus;
            bool focused = txtFocusForm.Focused;

            MessageBox.Show("Textbox can focus: " + canFocus +
                         "\nForm children contain focus: " + containsFocus +
                         "\nTextbox has focus: " + focused);

            txtFocusForm.Focus();
        }

        
    }


   
  








Related examples in the same category

1.TextBox.AcceptsTab
2.TextBox.Anchor
3.TextBox.BorderStyle
4.TextBox.CanFocus
5.TextBox.Clear()
6.TextBox.Click
7.TextBox.ContextMenu
8.TextBox.ContainsFocus
9.TextBox.DataBindings
10.TextBox.DoDragDrop
11.TextBox.DragDrop
12.TextBox.DragEnter
13.TextBox.Focus()
14.TextBox.GotFocus
15.TextBox.KeyPress
16.TextBox.Lines
17.TextBox.LostFocus
18.TextBox.Multiline
19.TextBox.MouseDown
20.TextBox.PasswordChar
21.TextBox.ScrollBars
22.TextBox.SelectAll()
23.TextBox.SelectedText
24.TextBox.SelectionLength
25.TextBox.TextChanged
26.TextBox.Validated
27.TextBox.Validating