kmpdfkit_demo/Demo/Examples/Compdfkit_Tools/Common/CreateBlankPageSetting/CreateBlankPageSettingDialog.xaml.cs

using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Forms.VisualStyles;

namespace Compdfkit_Tools.PDFControl;

public class BlankPageSetting
{
    public Size Size { get; set; } = new(210, 297);
    public Orientation Orientation { get; set; } = Orientation.Vertical;
}

public partial class CreateBlankPageSettingDialog : Window
{
    public event EventHandler<BlankPageSetting> CreateBlankPage;
    public CreateBlankPageSettingDialog()
    {
        InitializeComponent();
    }

    private void Cancel_Click(object sender, RoutedEventArgs e)
    {
        Close();
    }

    private void Confirm_Click(object sender, RoutedEventArgs e)
    {
        var blankPageSetting = new BlankPageSetting
        {
            Size = GetSettingSize(),
            Orientation = GetSettingOrientation()
        };
        CreateBlankPage?.Invoke(this, blankPageSetting);
        Close();
    }
    
    private Orientation GetSettingOrientation()
    {
        return HorizontalRdo.IsChecked == true ? Orientation.Horizontal : Orientation.Vertical;
    }

    private Size GetSettingSize()
    {
        if(A3Rdo.IsChecked == true)
            return new Size(297, 420);
        if(A4Rdo.IsChecked == true)
            return new Size(210, 297);
        if(A5Rdo.IsChecked == true)
            return new Size(148, 219);

        return new Size(210, 297);
        
    }
}