using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Data;

using System.Windows.Documents;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Imaging;

using System.Windows.Navigation;

using System.Windows.Shapes;

using System.IO;

using System.Xml;

using System.Windows.Markup;



/*

 * 功能：測試WPF中動態載入XAML中的控制元件

 *       並加到指定的子節點中。

 * 作者：Kagula

 * 時間：2012-09-20

 * 環境：VS2008 .NET FRAMEWORK 3.5 

 * 參考資料：[1]《Application=Code+Markup 讀書筆記 19》

 *               http://space.itpub.net/15123181/viewspace-423015

 *           [2]《Pack URIs in Windows Presentation Foundation》

 *               http://technet.microsoft.com/en-US/library/aa970069(v=vs.90)

 */

namespace testXAMLLoad

{

    /// <summary>

    /// Interaction logic for Window1.xaml

    /// </summary>

    public partial class Window1 : Window

    {

        public Window1()

        {

            InitializeComponent();



            //LoadEmbeddedXaml();

            //LoadEmbeddedXaml2();

            LoadEmbeddedXaml3();

        }



        //從字串中載入

        public void LoadEmbeddedXaml() 

        { 

            Title = "Load Embedded Xaml";

            string strXaml = "<Button xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'" + 

                " Foreground='LightSeaGreen' FontSize='16pt' Width='128' Height='32'>" + 

                " From String Object!</Button>"; 

            StringReader strreader = new  StringReader(strXaml); 

            XmlTextReader xmlreader = new  XmlTextReader(strreader);

            object obj = XamlReader.Load(xmlreader);

            grid1.Children.Add((UIElement)obj);

        }



        //從外部檔案中載入 Button控制元件

        public void LoadEmbeddedXaml2()

        {

            XmlTextReader xmlreader = new XmlTextReader("d:\\a.xaml");

            UIElement obj = XamlReader.Load(xmlreader) as UIElement;

            grid1.Children.Add((UIElement)obj);

        }



        //從資原始檔中載入

        public void LoadEmbeddedXaml3()

        {

            //Build Action = Resource,Do not Copy,無相應cs檔案

            Uri uri = new Uri("/LoadXamlResource.xaml",UriKind.Relative);

            Stream stream =Application.GetResourceStream(uri).Stream;

            //FrameworkElement繼承自UIElement

            FrameworkElement obj =XamlReader.Load(stream) as FrameworkElement;

            grid1.Children.Add(obj);

        }

    } 

}
 

//建立檔案,讀取3.xaml檔案的內容
static FileStream fs = new FileStream("3.xaml", FileMode.Open, FileAccess.Read); 
/* 呼叫XamlReader的//Load方法，從上面的檔案流中建立3D物件，
 * 由於3.xaml的根節點是ViewPort3D，所以這裡建立的是ViewPort3D
 */
Viewport3D vp2 = (Viewport3D)System.Windows.Markup.XamlReader.Load(fs);  
 //建立一個新視窗
Window anew=new Window(); 
//將新視窗的Content屬性設為vp2,型別為ViewPort3D
anew.Content=vp2;     
/*
some code of window property
*/
anew.show();    //顯示新視窗