Windows Phone 7 - 截屏 [英] Windows Phone 7 - Capture Screen

问题描述

我正在尝试在 Windows Mobile 应用程序运行时捕获屏幕.到目前为止，我已经有了这个，但我一直收到 参数不正确 的 ArgumentException.我做错了什么?

I am trying to capture the screen whilst my windows mobile application is running. I have this so far but I keep getting an ArgumentException of The parameter is incorrect. What am I doing wrong?

WriteableBitmap wb = new WriteableBitmap((int)this.ActualWidth, (int)this.ActualHeight);

wb.Render(this, null);

wb.Invalidate();

MemoryStream ms = new MemoryStream();

int h = 212;

int w = 444;

wb.SaveJpeg(ms, w, h, 0, 100); // The parameter is incorrect

BitmapImage bitmapImage = new BitmapImage();

bitmapImage.SetSource(ms);

image1.Source = bitmapImage;

以上内容在我的 MainPage 构造函数中.

The above is within my MainPage constructor.

我设法使用了 Matt 推荐的很棒的教程.

I managed to make use the great tutorial suggested by Matt.

但是，它似乎没有从 WebBrowser 中捕获任何内容.

However, it doesn't seem to capture anything from the WebBrowser.

1) 有谁知道本机电子邮件应用程序如何呈现 HTML 电子邮件 - 它使用什么组件?

1) Does anyone know how the native email application renders HTML email - what component does it use?

2) Windows Phone 7 系列中使用什么创建本机应用程序?

2) What is used to create the native applications in the Windows Phone 7 series?

推荐答案

这是 Jeff Wilcox 刚刚发布的另一个解决方案

Here's another solution just published by Jeff Wilcox

http://www.jeff.wilcox.name/2011/10/screenshots-cs-how-to-capture-screenshots-of-your-app-on-your-device/

它会按您指定的时间间隔捕获屏幕截图，然后将它们保存到 IndependentStorage.

It captures screenshots at intervals you specify and then saves them to IsolatedStorage.

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