Terminal.Gui/UICatalog/Scenarios/WizardAsView.cs

using Terminal.Gui;

namespace UICatalog.Scenarios;

[ScenarioMetadata ("WizardAsView", "Shows using the Wizard class in an non-modal way")]
[ScenarioCategory ("Wizards")]
public class WizardAsView : Scenario
{
    public override void Init ()
    {
        Application.Init ();

        var menu = new MenuBar
        {
            Menus =
            [
                new MenuBarItem (
                                 "_File",
                                 new MenuItem []
                                 {
                                     new (
                                          "_Restart Configuration...",
                                          "",
                                          () => MessageBox.Query (
                                                                  "Wizaard",
                                                                  "Are you sure you want to reset the Wizard and start over?",
                                                                  "Ok",
                                                                  "Cancel"
                                                                 )
                                         ),
                                     new (
                                          "Re_boot Server...",
                                          "",
                                          () => MessageBox.Query (
                                                                  "Wizaard",
                                                                  "Are you sure you want to reboot the server start over?",
                                                                  "Ok",
                                                                  "Cancel"
                                                                 )
                                         ),
                                     new (
                                          "_Shutdown Server...",
                                          "",
                                          () => MessageBox.Query (
                                                                  "Wizaard",
                                                                  "Are you sure you want to cancel setup and shutdown?",
                                                                  "Ok",
                                                                  "Cancel"
                                                                 )
                                         )
                                 }
                                )
            ]
        };
        Application.Top.Add (menu);

        // No need for a Title because the border is disabled
        var wizard = new Wizard { X = 0, Y = 0, Width = Dim.Fill (), Height = Dim.Fill () };

        // Set Mdoal to false to cause the Wizard class to render without a frame and
        // behave like an non-modal View (vs. a modal/pop-up Window).
        wizard.Modal = false;

        wizard.MovingBack += (s, args) =>
                             {
                                 //args.Cancel = true;
                                 //actionLabel.Text = "Moving Back";
                             };

        wizard.MovingNext += (s, args) =>
                             {
                                 //args.Cancel = true;
                                 //actionLabel.Text = "Moving Next";
                             };

        wizard.Finished += (s, args) =>
                           {
                               //args.Cancel = true;
                               MessageBox.Query ("Setup Wizard", "Finished", "Ok");
                               Application.RequestStop ();
                           };

        wizard.Cancelled += (s, args) =>
                            {
                                int btn = MessageBox.Query ("Setup Wizard", "Are you sure you want to cancel?", "Yes", "No");
                                args.Cancel = btn == 1;

                                if (btn == 0)
                                {
                                    Application.RequestStop ();
                                }
                            };

        // Add 1st step
        var firstStep = new WizardStep { Title = "End User License Agreement" };
        wizard.AddStep (firstStep);
        firstStep.NextButtonText = "Accept!";

        firstStep.HelpText =
            "This is the End User License Agreement.\n\n\n\n\n\nThis is a test of the emergency broadcast system. This is a test of the emergency broadcast system.\nThis is a test of the emergency broadcast system.\n\n\nThis is a test of the emergency broadcast system.\n\nThis is a test of the emergency broadcast system.\n\n\n\nThe end of the EULA.";

        // Add 2nd step
        var secondStep = new WizardStep { Title = "Second Step" };
        wizard.AddStep (secondStep);

        secondStep.HelpText =
            "This is the help text for the Second Step.\n\nPress the button to change the Title.\n\nIf First Name is empty the step will prevent moving to the next step.";

        var buttonLbl = new Label { Text = "Second Step Button: ", X = 0, Y = 0 };

        var button = new Button
        {
            Text = "Press Me to Rename Step", X = Pos.Right (buttonLbl), Y = Pos.Top (buttonLbl)
        };

        button.Accept += (s, e) =>
                          {
                              secondStep.Title = "2nd Step";

                              MessageBox.Query (
                                                "Wizard Scenario",
                                                "This Wizard Step's title was changed to '2nd Step'",
                                                "Ok"
                                               );
                          };
        secondStep.Add (buttonLbl, button);
        var lbl = new Label { Text = "First Name: ", X = Pos.Left (buttonLbl), Y = Pos.Bottom (buttonLbl) };
        var firstNameField = new TextField { Text = "Number", Width = 30, X = Pos.Right (lbl), Y = Pos.Top (lbl) };
        secondStep.Add (lbl, firstNameField);
        lbl = new Label { Text = "Last Name:  ", X = Pos.Left (buttonLbl), Y = Pos.Bottom (lbl) };
        var lastNameField = new TextField { Text = "Six", Width = 30, X = Pos.Right (lbl), Y = Pos.Top (lbl) };
        secondStep.Add (lbl, lastNameField);

        // Add last step
        var lastStep = new WizardStep { Title = "The last step" };
        wizard.AddStep (lastStep);

        lastStep.HelpText =
            "The wizard is complete!\n\nPress the Finish button to continue.\n\nPressing Esc will cancel.";

        Application.Top.Add (wizard);
        Application.Run (Application.Top);
    }

    public override void Run ()
    {
        // Do nothing in the override because we call Application.Run above
        // (just to make it clear how the Top is being run and not the Wizard).
    }
}