本文实例讲述了在WPF中动态加载XAML中的控件的方法。分享给大家供大家参考，具体如下：
?| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 |
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：测试WPF中动态加载XAML中的控件
* 并加到指定的子节点中。
* 作者：Kagula
* 时间：2012-09-20
* 环境：VS2008 .NET FRAMEWORK 3.5
* 参考资料：[1]《Application=Code+Markup 读书笔记 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();
}
//从字符串中加载
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);
}
//从外部文件中加载 Button控件
public void LoadEmbeddedXaml2()
{
XmlTextReader xmlreader = new XmlTextReader("d:\\a.xaml");
UIElement obj = XamlReader.Load(xmlreader) as UIElement;
grid1.Children.Add((UIElement)obj);
}
//从资源文件中加载
public void LoadEmbeddedXaml3()
{
//Build Action = Resource,Do not Copy,无相应cs文件
Uri uri = new Uri("/LoadXamlResource.xaml",UriKind.Relative);
Stream stream =Application.GetResourceStream(uri).Stream;
//FrameworkElement继承自UIElement
FrameworkElement obj =XamlReader.Load(stream) as FrameworkElement;
grid1.Children.Add(obj);
}
}
}
|
xaml文件中的清单
?| 1 2 3 4 5 6 7 |
<Button xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
Foreground='LightSeaGreen'
FontSize='16pt'
Width='128'
Height='32'>
From File Object!
</Button>
|
希望本文所述对大家C#程序设计有所帮助。
如果您对该产品感兴趣，请填写办理（客服微信：xiaoxiongyidong）
发表评论
◎欢迎参与讨论，请在这里发表您的看法、交流您的观点。