WPF中動態載入XAML中的控制元件
阿新 • • 發佈:2018-11-08
原文:
WPF中動態載入XAML中的控制元件
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);
}
}
}
FontSize ='16pt'
Width ='128'
Height ='32' >
From File Object!
</ Button >
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
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》
*
* [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);
}
}
}
< Button xmlns ='http://schemas.microsoft.com/winfx/2006/xaml/presentation' Foreground ='LightSeaGreen'
FontSize ='16pt'
Width ='128'
Height ='32' >
From File Object!
</ Button >