C# RadioButton.Checked属性代码示例

private void ClickMyRadioButton()
{
   // If Item1 is selected and radioButton2 
   // is checked, click radioButton1.
   if (listBox1.Text == "Item1" && radioButton2.Checked)
   {
      radioButton1.PerformClick();
   }
}

//引入命名空间
using System;
  using System.Drawing;
  using System.Collections;
  using System.ComponentModel;
  using System.Windows.Forms;
  using System.Data;

  public class CarConfigForm : System.Windows.Forms.Form
  {
    private System.Windows.Forms.ToolTip calendarTip;
    private System.Windows.Forms.Label label5;
    protected System.Windows.Forms.MonthCalendar monthCalendar;
    private System.Windows.Forms.Label label3;
    private System.Windows.Forms.Label label2;
    private System.Windows.Forms.Label label1;
    protected System.Windows.Forms.ComboBox comboSalesPerson;
    protected System.Windows.Forms.ListBox carMakeList;
    protected System.Windows.Forms.CheckedListBox checkedBoxRadioOptions;
    protected System.Windows.Forms.Button btnOrder;
    protected System.Windows.Forms.CheckBox checkFloorMats;
    protected System.Windows.Forms.RadioButton radioPink;
    protected System.Windows.Forms.RadioButton radioYellow;
    protected System.Windows.Forms.RadioButton radioRed;
    protected System.Windows.Forms.RadioButton radioGreen;
    protected System.Windows.Forms.GroupBox groupBox1;

    public CarConfigForm()
    {
      InitializeComponent();
      CenterToScreen();
    }

    private void InitializeComponent()
    {
      this.comboSalesPerson = new System.Windows.Forms.ComboBox ();
      this.radioRed = new System.Windows.Forms.RadioButton ();
      this.groupBox1 = new System.Windows.Forms.GroupBox ();
      this.radioPink = new System.Windows.Forms.RadioButton ();
      this.monthCalendar = new System.Windows.Forms.MonthCalendar ();
      this.checkedBoxRadioOptions = new System.Windows.Forms.CheckedListBox ();
      this.calendarTip = new System.Windows.Forms.ToolTip (new System.ComponentModel.Container());
      this.radioYellow = new System.Windows.Forms.RadioButton ();
      this.label5 = new System.Windows.Forms.Label ();
      this.carMakeList = new System.Windows.Forms.ListBox ();
      this.radioGreen = new System.Windows.Forms.RadioButton ();
      this.checkFloorMats = new System.Windows.Forms.CheckBox ();
      this.label3 = new System.Windows.Forms.Label ();
      this.btnOrder = new System.Windows.Forms.Button ();
      this.label1 = new System.Windows.Forms.Label ();
      this.label2 = new System.Windows.Forms.Label ();
      comboSalesPerson.Location = new System.Drawing.Point (16, 80);
      comboSalesPerson.Size = new System.Drawing.Size (128, 21);
      comboSalesPerson.TabIndex = 1;
      comboSalesPerson.Items.AddRange(new object[4] {"A", "B", "C", "D"});
      radioRed.Location = new System.Drawing.Point (264, 24);
      radioRed.Text = "Red";
      radioRed.Size = new System.Drawing.Size (64, 23);
      radioRed.TabIndex = 2;
      radioRed.TabStop = true;
      radioRed.BackColor = System.Drawing.SystemColors.ControlLight;
      groupBox1.Location = new System.Drawing.Point (8, 120);
      groupBox1.TabIndex = 4;
      groupBox1.TabStop = false;
      groupBox1.Text = "Exterior Color";
      groupBox1.Size = new System.Drawing.Size (432, 56);
      groupBox1.Leave += new System.EventHandler (this.groupBox1_Leave);
      groupBox1.Enter += new System.EventHandler (this.groupBox1_Enter);
      radioPink.Location = new System.Drawing.Point (176, 24);
      radioPink.Text = "Pink";
      radioPink.Size = new System.Drawing.Size (56, 23);
      radioPink.TabIndex = 3;
      radioPink.TabStop = true;
      radioPink.BackColor = System.Drawing.SystemColors.ControlLight;

      monthCalendar.Location = new System.Drawing.Point (20, 224);
      calendarTip.SetToolTip (monthCalendar, "Please select the date (or dates)");
      monthCalendar.TabIndex = 10;
      monthCalendar.TabStop = true;
      checkedBoxRadioOptions.Location = new System.Drawing.Point (168, 32);
      checkedBoxRadioOptions.Cursor = Cursors.Hand;
      checkedBoxRadioOptions.Size = new System.Drawing.Size (152, 64);
      checkedBoxRadioOptions.CheckOnClick = true;
      checkedBoxRadioOptions.TabIndex = 2;
      checkedBoxRadioOptions.Items.AddRange(new object[6] {"1", "2", "3", "4", "5", "6"});
      calendarTip.Active = true;
      radioYellow.Location = new System.Drawing.Point (96, 24);
      radioYellow.Text = "Yellow";
      radioYellow.Size = new System.Drawing.Size (56, 23);
      radioYellow.TabIndex = 1;
      radioYellow.TabStop = true;
      radioYellow.BackColor = System.Drawing.SystemColors.ControlLight;
      label5.Location = new System.Drawing.Point (20, 200);
      label5.Text = "Delivery Date:";
      label5.Size = new System.Drawing.Size (184, 16);
      label5.Font = new System.Drawing.Font ("Microsoft Sans Serif", 9, System.Drawing.FontStyle.Bold);
      label5.TabIndex = 12;
      carMakeList.Location = new System.Drawing.Point (328, 32);
      carMakeList.Size = new System.Drawing.Size (112, 56);
      carMakeList.ScrollAlwaysVisible = true;
      carMakeList.TabIndex = 3;
      carMakeList.Sorted = true;
      carMakeList.Items.AddRange(new object[9] {"A", "B", "C", "D", "E", "F", "G", "H", "I"});
      radioGreen.Location = new System.Drawing.Point (16, 24);
      radioGreen.Text = "Green";
      radioGreen.Size = new System.Drawing.Size (64, 23);
      radioGreen.TabIndex = 0;
      radioGreen.TabStop = true;
      radioGreen.BackColor = System.Drawing.SystemColors.ControlLight;

      checkFloorMats.Location = new System.Drawing.Point (16, 16);
      checkFloorMats.Text = "Extra Floor Mats";
      checkFloorMats.Size = new System.Drawing.Size (112, 24);
      checkFloorMats.FlatStyle = System.Windows.Forms.FlatStyle.Popup;
      checkFloorMats.TabIndex = 0;
      label3.Location = new System.Drawing.Point (328, 8);
      label3.Text = "Make:";
      label3.Size = new System.Drawing.Size (112, 16);
      label3.Font = new System.Drawing.Font ("Microsoft Sans Serif", 9, System.Drawing.FontStyle.Bold);
      label3.TabIndex = 9;
      btnOrder.Location = new System.Drawing.Point (8, 440);
      btnOrder.Size = new System.Drawing.Size (120, 32);
      btnOrder.TabIndex = 6;
      btnOrder.Text = "Confirm Order";
      btnOrder.Click += new System.EventHandler (this.btnOrder_Click);
      label1.Location = new System.Drawing.Point (16, 56);
      label1.Text = "Sales Person";
      label1.Size = new System.Drawing.Size (144, 24);
      label1.TabIndex = 7;
      label2.Location = new System.Drawing.Point (176, 8);
      label2.Text = "Radio Options:";
      label2.Size = new System.Drawing.Size (144, 16);
      label2.Font = new System.Drawing.Font ("Microsoft Sans Serif", 9, System.Drawing.FontStyle.Bold);
      label2.TabIndex = 8;
      this.Text = "Car Configurator";
      this.AutoScaleBaseSize = new System.Drawing.Size (5, 13);
      this.ClientSize = new System.Drawing.Size (456, 485);
      groupBox1.Controls.Add (this.radioPink);
      groupBox1.Controls.Add (this.radioYellow);
      groupBox1.Controls.Add (this.radioRed);
      groupBox1.Controls.Add (this.radioGreen);
      this.Controls.Add (this.label5);
      this.Controls.Add (this.monthCalendar);
      this.Controls.Add (this.label3);
      this.Controls.Add (this.label2);
      this.Controls.Add (this.label1);
      this.Controls.Add (this.comboSalesPerson);
      this.Controls.Add (this.carMakeList);
      this.Controls.Add (this.checkedBoxRadioOptions);
      this.Controls.Add (this.btnOrder);
      this.Controls.Add (this.checkFloorMats);
      this.Controls.Add (this.groupBox1);
    }
    static void Main() 
    {
      Application.Run(new CarConfigForm());
    }

    protected void btnOrder_Click (object sender, System.EventArgs e)
    {
      if(comboSalesPerson.Text != "")
        Console.WriteLine("Sales Person: " + comboSalesPerson.Text);
      else
        Console.WriteLine("You did not select a sales person!");

      if(carMakeList.SelectedItem != null)
        Console.WriteLine("Make: " + carMakeList.SelectedItem);

      if(checkFloorMats.Checked)
        Console.WriteLine("You want floor mats.");  

      if(radioRed.Checked)
        Console.WriteLine("You want a red exterior.");
      
      if(radioYellow.Checked)
        Console.WriteLine("You want a yellow exterior.");
      
      if(radioGreen.Checked)
        Console.WriteLine("You want a green exterior.");

      if(radioPink.Checked)
        Console.WriteLine("Why do you want a PINK exterior?");
      
      for(int i = 0; i < checkedBoxRadioOptions.Items.Count; i++)
      {
        if(checkedBoxRadioOptions.GetItemChecked(i))
        {
          Console.WriteLine("Radio Item: "+ checkedBoxRadioOptions.Items[i]);
        }                
      }

      DateTime startD = monthCalendar.SelectionStart;
      DateTime endD = monthCalendar.SelectionEnd;

      string dateStartStr = startD.Date.ToShortDateString();
      string dateEndStr = endD.Date.ToShortDateString();
      
      if(dateStartStr != dateEndStr)
      {
        Console.WriteLine("Date between" + dateStartStr + " and" + dateEndStr);      
      } else{
        Console.WriteLine("You chose a single date:" + dateStartStr);
            }
    }

    protected void groupBox1_Leave (object sender, System.EventArgs e)
    {
      groupBox1.Text = "Exterior Color: Thanks for visiting the group...";
    }

    protected void groupBox1_Enter (object sender, System.EventArgs e)
    {
      groupBox1.Text = "Exterior Color: You are in the group...";
    }
  }