Csharp/CSharp Tutorial/GUI Windows Forms/Dialog — различия между версиями

Текущая версия на 12:15, 26 мая 2010

Содержание

1 About DialogBox
2 Call ShowDialog on Form object
3 Create a custom dialog with radio button group
4 Define Apply Button action method in dialog class
5 Define your own dialog box
6 Dialog Apply Event Illustration
7 Dialog with two buttons
8 Set DialogResult in your own dialog class

About DialogBox

using System;
using System.Drawing;
using System.Windows.Forms;
   
class AboutDialogBox: Form
{
     public static void Main()
     {
          AboutDialogBox dlg = new AboutDialogBox();
          dlg.ShowDialog();
     }    
     public AboutDialogBox()
     {
          Text = "About AboutBox";
   
          StartPosition   = FormStartPosition.CenterParent;
          FormBorderStyle = FormBorderStyle.FixedDialog;
          ControlBox      = false;
          MaximizeBox     = false;
          MinimizeBox     = false;
          ShowInTaskbar   = false;
   
          Label label1     = new Label();
          label1.Parent    = this;
          label1.Text      = " AboutBox Version 1.0 ";
          label1.Font      = new Font(FontFamily.GenericSerif, 24, 
                                      FontStyle.Italic);
          label1.AutoSize  = true;
          label1.TextAlign = ContentAlignment.MiddleCenter;
   
          Icon icon = new Icon(GetType(), "AboutBox.ico");
   
          PictureBox picbox = new PictureBox();
          picbox.Parent     = this;
          picbox.Image      = icon.ToBitmap();
          picbox.SizeMode   = PictureBoxSizeMode.AutoSize;
          picbox.Location   = new Point(label1.Font.Height / 2, 
                                        label1.Font.Height / 2);
   
          label1.Location  = new Point(picbox.Right,label1.Font.Height / 2);
   
          int iClientWidth = label1.Right;
   
          Label label2     = new Label();
          label2.Parent    = this;
          label2.Text      = "\x00A9 ";
          label2.Font      = new Font(FontFamily.GenericSerif, 16);
          label2.Location  = new Point(0, label1.Bottom + 
                                          label2.Font.Height);
          label2.Size      = new Size(iClientWidth, label2.Font.Height);
          label2.TextAlign = ContentAlignment.MiddleCenter;
   
          Button button   = new Button();
          button.Parent   = this;
          button.Text     = "OK";
          button.Size     = new Size(4 * button.Font.Height, 
                                     2 * button.Font.Height);
          button.Location = new Point((iClientWidth - button.Size.Width) / 2,
                                   label2.Bottom + 2 * button.Font.Height);
   
          button.DialogResult = DialogResult.OK;
   
          CancelButton = button;
          AcceptButton = button;
   
          ClientSize = new Size(iClientWidth, 
                                button.Bottom + 2 * button.Font.Height);
     }
}

Call ShowDialog on Form object

using System;
using System.Drawing;
using System.Windows.Forms;
   
class SimplerDialog: Form
{
     public static void Main()
     {
          Application.Run(new SimplerDialog());
     }
     public SimplerDialog()
     {
          Text = "Simpler Dialog";
   
          Menu = new MainMenu();
          Menu.MenuItems.Add("&Dialog!", new EventHandler(MenuOnClick));
     }
     void MenuOnClick(object obj, EventArgs ea)
     {
          SimplerDialogBox dlg = new SimplerDialogBox();
          DialogResult     dr  = dlg.ShowDialog();
   
          Console.WriteLine(dr);
     }
}
class SimplerDialogBox: Form
{
     public SimplerDialogBox()
     {
          Text = "Simpler Dialog Box";
   
          FormBorderStyle = FormBorderStyle.FixedDialog;
          ControlBox      = false;
          MaximizeBox     = false;
          MinimizeBox     = false;
          ShowInTaskbar   = false;
   
          Button btn = new Button();
          btn.Parent   = this;
          btn.Text     = "OK";
          btn.Location = new Point(50, 50);
          btn.Size     = new Size (10 * Font.Height, 2 * Font.Height);
          btn.DialogResult = DialogResult.OK;
   
          btn = new Button();
          btn.Parent   = this;
          btn.Text     = "Cancel";
          btn.Location = new Point(50, 100);
          btn.Size     = new Size (10 * Font.Height, 2 * Font.Height);
          btn.DialogResult = DialogResult.Cancel;
     }
}

Create a custom dialog with radio button group

using System;
using System.ruponentModel;
using System.Drawing;
using System.Windows.Forms;
using System.IO;
using System.Text;
class MyDialog : System.Windows.Forms.Form
{
  private Button okButton;
  private Button cancelButton;
  private CheckBox checkbox;
  private GroupBox radiogroup;
  private RadioButton radio1,radio2,radio3;
  public int Radio;
  public bool Check {
    get { return checkbox.Checked; }
    set { checkbox.Checked = value;}
    }
  void OnRadio(Object sender,EventArgs e)
  {
    int n=0;
    foreach(Object o in radiogroup.Controls)
    {
      if(o is RadioButton)
      {
        RadioButton r=(RadioButton)o;
        if(r.Checked)
          Radio=n;
        n++;
      }
    }
  }
  public MyDialog()
  {
    Size = new Size(400,300);
    FormBorderStyle = FormBorderStyle.FixedDialog;
    Text = "Dialog test";
    okButton = new Button();    
    okButton.DialogResult = DialogResult.OK;
    okButton.Location = new Point(20,230);
    okButton.Size = new Size(80,25);
    okButton.Text = "OK";
    Controls.Add(okButton);
    cancelButton = new Button();
    cancelButton.Location = new Point(300,230);
    cancelButton.Size = new Size(80,25);
    cancelButton.Text = "Cancel";
    cancelButton.DialogResult = DialogResult.Cancel;
    Controls.Add(cancelButton);
    checkbox = new CheckBox();
    checkbox.Location = new Point(20,30);
    checkbox.Size = new Size(300,25);
    checkbox.Text = "CheckBox";
    Controls.Add(checkbox);
    radiogroup = new GroupBox();
    radiogroup.Text = "Radio Buttons";
    radiogroup.Location = new Point(10,60);
    radiogroup.Size = new Size(380,110);
    Controls.Add(radiogroup);
    radio1 = new RadioButton();
    radio1.Location = new Point(10,15); 
    radio1.Size = new Size(360,25);
    radio1.Click += new EventHandler(OnRadio);
    radio1.Text = "Radio Button #1";
    radiogroup.Controls.Add(radio1);

    radio2 = new RadioButton();
    radio2.Location = new Point(10,40); 
    radio2.Size = new Size(360,25);
    radio2.Click += new EventHandler(OnRadio);
    radio2.Text = "Radio Button #2";
    radiogroup.Controls.Add(radio2);

    radio3 = new RadioButton();
    radio3.Location = new Point(10,70); 
    radio3.Size = new Size(360,25);
    radio3.Click += new EventHandler(OnRadio);
    radio3.Text = "Radio Button #3";
    radiogroup.Controls.Add(radio3);
  }
}
public class CustomDialogTest{
  public static void Main()
  {
    MyDialog dlg = new MyDialog();
    DialogResult r=dlg.ShowDialog();
    
      Console.WriteLine(dlg.Radio);
      Console.WriteLine(dlg.Check);
    
  }
}

Define Apply Button action method in dialog class

using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
public class DialogApplyMethodInDialogClass : System.Windows.Forms.Form
{
  private System.Windows.Forms.Button btnCreate;
  private System.Windows.Forms.Label lblReturn;
  public DialogApplyMethodInDialogClass()
  {
    InitializeComponent();
  }
  private void InitializeComponent()
  {
    this.btnCreate = new System.Windows.Forms.Button();
    this.lblReturn = new System.Windows.Forms.Label();
    this.SuspendLayout();
    this.btnCreate.Location = new System.Drawing.Point(80, 144);
    this.btnCreate.Name = "btnCreate";
    this.btnCreate.Size = new System.Drawing.Size(136, 23);
    this.btnCreate.TabIndex = 0;
    this.btnCreate.Text = "Create Dialog Box";
    this.btnCreate.Click += new System.EventHandler(this.btnCreate_Click);
    this.lblReturn.Location = new System.Drawing.Point(88, 64);
    this.lblReturn.Name = "lblReturn";
    this.lblReturn.Size = new System.Drawing.Size(152, 23);
    this.lblReturn.TabIndex = 1;
    this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
    this.ClientSize = new System.Drawing.Size(292, 273);
    this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                             this.lblReturn,
                                             this.btnCreate});
    this.ResumeLayout(false);
  }
  [STAThread]
  static void Main() 
  {
    Application.Run(new DialogApplyMethodInDialogClass());
  }
  private void btnCreate_Click(object sender, System.EventArgs e)
  {
    DialogDemo dlg = new DialogDemo(this);
    dlg.EnableApplyButton = false;
    dlg.ShowDialog();
    
    if (dlg.DialogResult == DialogResult.OK)
      {lblReturn.Text = dlg.TextOut;}
    else
      {lblReturn.Text = dlg.DialogResult.ToString();}
  }
  
  public void UpdateLabel(string str)
  {
    lblReturn.Text = str;
  }
}
public class DialogDemo : Form
{
  private Button btnApply = new Button();
  private TextBox txt = new TextBox();
  private DialogApplyMethodInDialogClass f;
  
  public DialogDemo(DialogApplyMethodInDialogClass f)
  {
    this.f = f;
    FormBorderStyle = FormBorderStyle.FixedDialog;
    BackColor = System.Drawing.Color.Aquamarine;
    ControlBox = false;
    MaximizeBox = false;
    MinimizeBox = false;
    ShowInTaskbar = false;
    Size = new Size(400,200);
    StartPosition = FormStartPosition.CenterScreen;
    Button btnOK = new Button();
    btnOK.Text = "OK";
    btnOK.DialogResult = DialogResult.OK;
    btnOK.Location = new Point(50,50);
    btnOK.TabIndex = 0;
    Controls.Add(btnOK);
    
    btnApply.Text = "Apply";
    btnApply.Location = new Point(150,50);
    btnApply.TabIndex = 1;
    btnApply.Enabled = false;
    btnApply.Click += new EventHandler(ApplyOnClick);
    Controls.Add(btnApply);
    
    Button btnCancel = new Button();
    btnCancel.Text = "Cancel";
    btnCancel.DialogResult = DialogResult.Cancel;
    btnCancel.Location = new Point(250,50);
    btnCancel.TabIndex = 2;
    Controls.Add(btnCancel);
    
    txt.Size = new Size(100,15);
    txt.Location = new Point(150,15);
    txt.TextChanged += new EventHandler(TextBoxChanged);
    Controls.Add(txt);
  }
  private void ApplyOnClick(object sender, EventArgs e)
  {
    f.UpdateLabel(txt.Text);
    EnableApplyButton = false;
  }
  
  private void TextBoxChanged(object sender, EventArgs e)
  {
    TextBox txt = (TextBox)sender;
    DialogDemo dlg = (DialogDemo)txt.Parent;
    dlg.EnableApplyButton = true;  
  }
  public bool EnableApplyButton
  {
    get {return btnApply.Enabled; }
    set {btnApply.Enabled = value; }
  }
  
  public string TextOut
  {
    get
      {return txt.Text; }
  }
}

Define your own dialog box

using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
public class FormInvokeDialog : System.Windows.Forms.Form
{
  private System.ruponentModel.Container components = null;
  private System.Windows.Forms.MenuItem mnuModalBox;
  private System.Windows.Forms.MenuItem menuItem1;
  private System.Windows.Forms.MainMenu mainMenu1;
  
  private string dlgMsg = "Pick a menu item";
  public FormInvokeDialog()
  {
    InitializeComponent();
    CenterToScreen();
  }
  protected override void Dispose( bool disposing )
  {
    if( disposing )
    {
      if (components != null) 
      {
        components.Dispose();
      }
    }
    base.Dispose( disposing );
  }
  private void InitializeComponent()
  {
    this.menuItem1 = new System.Windows.Forms.MenuItem();
    this.mnuModalBox = new System.Windows.Forms.MenuItem();
    this.mainMenu1 = new System.Windows.Forms.MainMenu();
    // 
    // menuItem1
    // 
    this.menuItem1.Index = 0;
    this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                          this.mnuModalBox});
    this.menuItem1.Text = "Dialogs";
    // 
    // mnuModalBox
    // 
    this.mnuModalBox.Index = 0;
    this.mnuModalBox.Text = "Show Modal Box";
    this.mnuModalBox.Click += new System.EventHandler(this.mnuModalBox_Click);
    // 
    // mainMenu1
    // 
    this.mainMenu1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {
                                          this.menuItem1});
    // 
    // FormInvokeDialog
    // 
    this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
    this.ClientSize = new System.Drawing.Size(240, 105);
    this.Menu = this.mainMenu1;
    this.Name = "FormInvokeDialog";
    this.Text = "Parent Form";
    this.Resize += new System.EventHandler(this.FormInvokeDialog_Resize);
    this.Paint += new System.Windows.Forms.PaintEventHandler(this.FormInvokeDialog_Paint);
  }
  [STAThread]
  static void Main() 
  {
    Application.Run(new FormInvokeDialog());
  }
  protected void FormInvokeDialog_Resize (object sender, System.EventArgs e)
  {
    Invalidate();
  }
  protected void FormInvokeDialog_Paint (object sender, System.Windows.Forms.PaintEventArgs e)
  {
    Graphics g = e.Graphics;
    g.DrawString(dlgMsg, new Font("times New Roman", 24),Brushes.Blue, this.ClientRectangle);
  }
  protected void mnuModalBox_Click (object sender, System.EventArgs e)
  {
        DialogForm myForm = new DialogForm();
    myForm.Message = dlgMsg;
    myForm.ShowDialog(this);
    if(myForm.DialogResult == DialogResult.OK)
    {
      dlgMsg = myForm.Message;
      Invalidate();
    }
  }
}
public class DialogForm : System.Windows.Forms.Form
{
    private System.ruponentModel.Container components = null;
  private System.Windows.Forms.Button btnCancel;
  private System.Windows.Forms.Button btnOK;
  private System.Windows.Forms.Label label1;
  private System.Windows.Forms.TextBox txtMessage;
    public DialogForm()
    {
        InitializeComponent();
    this.StartPosition = FormStartPosition.CenterParent;      
    }
  private string strMessage;
  public string Message
  {
    get{ return strMessage;}
    set
    { 
      strMessage = value;
      txtMessage.Text = strMessage;
    }
  }

  protected override void Dispose( bool disposing )
  {
    if( disposing )
    {
      if (components != null) 
      {
        components.Dispose();
      }
    }
    base.Dispose( disposing );
  }
    private void InitializeComponent()
  {
    this.label1 = new System.Windows.Forms.Label();
    this.btnOK = new System.Windows.Forms.Button();
    this.btnCancel = new System.Windows.Forms.Button();
    this.txtMessage = new System.Windows.Forms.TextBox();
    this.SuspendLayout();
    // 
    // label1
    // 
    this.label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 12F, System.Drawing.FontStyle.Bold);
    this.label1.Location = new System.Drawing.Point(12, 8);
    this.label1.Name = "label1";
    this.label1.Size = new System.Drawing.Size(240, 48);
    this.label1.TabIndex = 1;
    this.label1.Text = "Type in your message, and the main window will use it...";
    // 
    // btnOK
    // 
    this.btnOK.DialogResult = System.Windows.Forms.DialogResult.OK;
    this.btnOK.Location = new System.Drawing.Point(16, 104);
    this.btnOK.Name = "btnOK";
    this.btnOK.Size = new System.Drawing.Size(96, 24);
    this.btnOK.TabIndex = 2;
    this.btnOK.Text = "OK";
    this.btnOK.Click += new System.EventHandler(this.btnOK_Click);
    // 
    // btnCancel
    // 
    this.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
    this.btnCancel.Location = new System.Drawing.Point(152, 104);
    this.btnCancel.Name = "btnCancel";
    this.btnCancel.Size = new System.Drawing.Size(96, 24);
    this.btnCancel.TabIndex = 3;
    this.btnCancel.Text = "Cancel";
    // 
    // txtMessage
    // 
    this.txtMessage.Location = new System.Drawing.Point(16, 72);
    this.txtMessage.Name = "txtMessage";
    this.txtMessage.Size = new System.Drawing.Size(232, 20);
    this.txtMessage.TabIndex = 0;
    this.txtMessage.Text = "";
    // 
    // DialogForm
    // 
    this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
    this.ClientSize = new System.Drawing.Size(266, 151);
    this.ControlBox = false;
    this.Controls.Add(this.btnCancel);
    this.Controls.Add(this.btnOK);
    this.Controls.Add(this.label1);
    this.Controls.Add(this.txtMessage);
    this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
    this.MaximizeBox = false;
    this.MinimizeBox = false;
    this.Name = "DialogForm";
    this.Text = "Some Custom Dialog";
    this.ResumeLayout(false);
  }
  protected void btnOK_Click (object sender, System.EventArgs e)
  {
    strMessage = txtMessage.Text;
  }
}

Dialog Apply Event Illustration

using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
public class DialogApplyEvent : System.Windows.Forms.Form
{
  private System.Windows.Forms.Button btnCreate;
  private System.Windows.Forms.Label lblReturn;
  public DialogApplyEvent()
  {
    InitializeComponent();
  }
  private void InitializeComponent()
  {
    this.btnCreate = new System.Windows.Forms.Button();
    this.lblReturn = new System.Windows.Forms.Label();
    this.SuspendLayout();
    // 
    // btnCreate
    // 
    this.btnCreate.Location = new System.Drawing.Point(72, 176);
    this.btnCreate.Name = "btnCreate";
    this.btnCreate.Size = new System.Drawing.Size(144, 23);
    this.btnCreate.TabIndex = 0;
    this.btnCreate.Text = "Create Dialog Box";
    this.btnCreate.Click += new System.EventHandler(this.btnCreate_Click);
    // 
    // lblReturn
    // 
    this.lblReturn.Location = new System.Drawing.Point(88, 88);
    this.lblReturn.Name = "lblReturn";
    this.lblReturn.TabIndex = 1;
    // 
    // DialogApplyEvent
    // 
    this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
    this.ClientSize = new System.Drawing.Size(292, 273);
    this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                             this.lblReturn,
                                             this.btnCreate});
    this.ResumeLayout(false);
  }
  [STAThread]
  static void Main() 
  {
    Application.Run(new DialogApplyEvent());
  }
  private void btnCreate_Click(object sender, System.EventArgs e)
  {
    DialogDemo dlg = new DialogDemo();
    dlg.EnableApplyButton = false;
    dlg.ClickApply += new EventHandler(DialogDemoOnApply);
    
    dlg.ShowDialog();
    
    if (dlg.DialogResult == DialogResult.OK)
      {lblReturn.Text = dlg.TextOut;}
    else
      {lblReturn.Text = dlg.DialogResult.ToString();}
  }
  
  private void DialogDemoOnApply(object sender, System.EventArgs e)
  {
    DialogDemo dlg = (DialogDemo)sender;
    lblReturn.Text = dlg.TextOut;
    dlg.EnableApplyButton = false;  
  }
}
class DialogDemo : Form
{
  private Button btnApply;
  private TextBox txt;
  public event EventHandler ClickApply;
  
  public DialogDemo()
  {
    FormBorderStyle = FormBorderStyle.FixedDialog;
    BackColor = System.Drawing.Color.Aquamarine;
    ControlBox = false;
    MaximizeBox = false;
    MinimizeBox = false;
    ShowInTaskbar = false;
    Size = new Size(400,200);
    StartPosition = FormStartPosition.CenterScreen;
    Button btnOK = new Button();
    btnOK.Text = "OK";
    btnOK.DialogResult = DialogResult.OK;
    btnOK.Location = new Point(50,50);
    btnOK.TabIndex = 0;
    btnOK.Click += new EventHandler(ApplyButtonOnClick);
    Controls.Add(btnOK);
    
    btnApply = new Button();
    btnApply.Text = "Apply";
    btnApply.Location = new Point(150,50);
    btnApply.TabIndex = 1;
    btnApply.Enabled = false;
    btnApply.Click += new EventHandler(ApplyButtonOnClick);
    Controls.Add(btnApply);
    
    Button btnCancel = new Button();
    btnCancel.Text = "Cancel";
    btnCancel.DialogResult = DialogResult.Cancel;
    btnCancel.Location = new Point(250,50);
    btnCancel.TabIndex = 2;
    Controls.Add(btnCancel);
    txt = new TextBox();
    txt.Size = new Size(100,15);
    txt.Location = new Point(150,15);
    txt.TextChanged += new EventHandler(TextBoxChanged);
    Controls.Add(txt);
    
  }
  
  private void TextBoxChanged(object sender, EventArgs e)
  {
    this.EnableApplyButton = true;  
  }
  public bool EnableApplyButton
  {
    get {return btnApply.Enabled; }
    set {btnApply.Enabled = value; }
  }
  
  public string TextOut
  {
    get {return txt.Text; }
  }
  
  private void ApplyButtonOnClick (object sender, System.EventArgs e)
  {
    if (ClickApply != null)
      ClickApply(this, new EventArgs());
  }
}

Dialog with two buttons

using System;
using System.Drawing;
using System.ruponentModel;
using System.Windows.Forms;
public class SimpleDialog : Form
{
  public SimpleDialog()
  {
    Button OkButton=new Button();
    OkButton.Text = "Ok";
    OkButton.DialogResult = DialogResult.OK;
    OkButton.Location = new Point(8,20);
    OkButton.Size = new Size(50,24);
    this.Controls.Add(OkButton);
    Button CancelButton=new Button();
    CancelButton.Text = "Cancel";
    CancelButton.DialogResult = DialogResult.Cancel;
    CancelButton.Location = new Point(64,20);
    CancelButton.Size = new Size(50,24);
    this.Controls.Add(CancelButton);
    this.Text="Dialog";
    this.Size = new Size(130,90);
    this.FormBorderStyle = FormBorderStyle.FixedDialog;
    this.StartPosition = FormStartPosition.CenterParent;
    this.ControlBox = false;
  }
}

public class SimpleDialogTest
{
  public static void Main(){
    SimpleDialog dlg = new SimpleDialog();
    if(dlg.ShowDialog() == DialogResult.OK)
      MessageBox.Show("You clicked Ok");
    else
      MessageBox.Show("You clicked Cancel");
  }
}

Set DialogResult in your own dialog class

using System;
using System.Drawing;
using System.Collections;
using System.ruponentModel;
using System.Windows.Forms;
using System.Data;
using System.Resources;    
public class DialogCustomDialogResult : System.Windows.Forms.Form
{
  private System.Windows.Forms.Button btnCreate;
  private System.Windows.Forms.Label lblReturn;
  public DialogCustomDialogResult()
  {
    InitializeComponent();
  }
  private void InitializeComponent()
  {
    this.btnCreate = new System.Windows.Forms.Button();
    this.lblReturn = new System.Windows.Forms.Label();
    this.SuspendLayout();
    // 
    // btnCreate
    // 
    this.btnCreate.Location = new System.Drawing.Point(80, 120);
    this.btnCreate.Name = "btnCreate";
    this.btnCreate.Size = new System.Drawing.Size(104, 23);
    this.btnCreate.TabIndex = 1;
    this.btnCreate.Text = "Create Dialog Box";
    this.btnCreate.Click += new System.EventHandler(this.btnCreate_Click);
    // 
    // lblReturn
    // 
    this.lblReturn.Location = new System.Drawing.Point(64, 72);
    this.lblReturn.Name = "lblReturn";
    this.lblReturn.Size = new System.Drawing.Size(144, 23);
    this.lblReturn.TabIndex = 2;
    // 
    // DialogCustomDialogResult
    // 
    this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
    this.ClientSize = new System.Drawing.Size(292, 273);
    this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                             this.lblReturn,
                                             this.btnCreate});
    this.ResumeLayout(false);
  }
  [STAThread]
  static void Main() 
  {
    Application.Run(new DialogCustomDialogResult());
  }
  private void btnCreate_Click(object sender, System.EventArgs e)
  {
    Form dlg = new MyDialog();
    dlg.Text = "Dialog Test";
    dlg.FormBorderStyle = FormBorderStyle.FixedDialog;
    dlg.FormBorderStyle = FormBorderStyle.Sizable;
    dlg.BackColor = Color.Azure;
    dlg.ControlBox = true;
    dlg.MaximizeBox = false;
    dlg.MinimizeBox = false;
    dlg.ShowInTaskbar = false;
    dlg.Icon = new Icon("1.ICO");
    dlg.Size = new Size(300,300);
    dlg.StartPosition = FormStartPosition.CenterScreen;
    dlg.ShowDialog();
    
    lblReturn.Text = dlg.DialogResult.ToString();
    switch (dlg.ShowDialog())
    {
      case DialogResult.Abort:
        lblReturn.Text = "Abort, Abort";
        break;
      case DialogResult.Cancel:
        lblReturn.Text = "You have cancelled.";
        break;
      case DialogResult.OK:
        lblReturn.Text = "I"m OK, You"re OK";
        break;
      default:
        lblReturn.Text = "Whatever...";
        break;
    }
    }
}
public class MyDialog : System.Windows.Forms.Form
{
  private System.Windows.Forms.Button btnOK;
  private System.Windows.Forms.Button btnCancel;
  private System.Windows.Forms.TextBox textBox1;
  private System.Windows.Forms.LinkLabel linkLabel1;
  public MyDialog()
  {
    InitializeComponent();
  }
  private void InitializeComponent()
  {
    this.btnOK = new System.Windows.Forms.Button();
    this.btnCancel = new System.Windows.Forms.Button();
    this.textBox1 = new System.Windows.Forms.TextBox();
    this.linkLabel1 = new System.Windows.Forms.LinkLabel();
    this.SuspendLayout();
    // 
    // btnOK
    // 
    this.btnOK.DialogResult = System.Windows.Forms.DialogResult.OK;
    this.btnOK.Location = new System.Drawing.Point(56, 152);
    this.btnOK.Name = "btnOK";
    this.btnOK.TabIndex = 0;
    this.btnOK.Text = "Do It!";
    // 
    // btnCancel
    // 
    this.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
    this.btnCancel.Location = new System.Drawing.Point(160, 152);
    this.btnCancel.Name = "btnCancel";
    this.btnCancel.TabIndex = 1;
    this.btnCancel.Text = "Cancel";
    // 
    // textBox1
    // 
    this.textBox1.Location = new System.Drawing.Point(112, 64);
    this.textBox1.Name = "textBox1";
    this.textBox1.TabIndex = 2;
    this.textBox1.Text = "textBox1";
    // 
    // linkLabel1
    // 
    this.linkLabel1.Location = new System.Drawing.Point(72, 112);
    this.linkLabel1.Name = "linkLabel1";
    this.linkLabel1.TabIndex = 3;
    this.linkLabel1.TabStop = true;
    this.linkLabel1.Text = "linkLabel1";
    // 
    // MyDialog
    // 
    this.AcceptButton = this.btnOK;
    this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
    this.ClientSize = new System.Drawing.Size(292, 273);
    this.Controls.AddRange(new System.Windows.Forms.Control[] {
                                             this.linkLabel1,
                                             this.textBox1,
                                             this.btnCancel,
                                             this.btnOK});
    this.Name = "MyDialog";
    this.Text = "dlg";
    this.ResumeLayout(false);
  }
  private void btnOK_Click(object sender, System.EventArgs e)
  {
    DialogResult = DialogResult.OK;
  }
  private void btnCancel_Click(object sender, System.EventArgs e)
  {
    DialogResult = DialogResult.Cancel;
  }
}

Csharp/CSharp Tutorial/GUI Windows Forms/Dialog — различия между версиями

Текущая версия на 12:15, 26 мая 2010

Содержание

About DialogBox

Call ShowDialog on Form object

Create a custom dialog with radio button group

Define Apply Button action method in dialog class

Define your own dialog box

Dialog Apply Event Illustration

Dialog with two buttons

Set DialogResult in your own dialog class

Навигация

Персональные инструменты

Пространства имён

Варианты

Просмотры

Ещё

Поиск

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Версия 15:31, 26 мая 2010 (просмотреть исходный код) (обсуждение) ← Предыдущая правка	Текущая версия на 12:15, 26 мая 2010 (просмотреть исходный код) Admin (обсуждение \| вклад) м (1 версия)
(нет различий)