加载效果图:
![](https://img.haomeiwen.com/i15147010/e2e7326086928403.png)
public MainWindow(string xamlFile)
{
InitializeComponent();
DependencyObject rootElement;
using (FileStream fs = new FileStream(xamlFile, FileMode.Open))
{
rootElement = (DependencyObject)XamlReader.Load(fs);
}
Content = rootElement;
//查找控件(方法一)
button1 = (Button) LogicalTreeHelper.FindLogicalNode(rootElement, "button1");
修改app.xaml.cs里的启动项
![](https://img.haomeiwen.com/i15147010/eac2bee12805348e.png)
保存功能:
![](https://img.haomeiwen.com/i15147010/69abb4a4cd51450e.png)
换成Create可以覆盖保存文件,不会重复而报错。
![](https://img.haomeiwen.com/i15147010/2807372fd0d1d16d.png)
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