WPF 复制粘贴到系统粘贴板中以供鼠标右键粘贴

 复制到剪切板

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Transform transform = inside.LayoutTransform; inside.LayoutTransform = null; Point point = outside.TranslatePoint(new Point(), inside); imgx = point.X; imgy = point.Y; System.Windows.Size size = new System.Windows.Size(inside.Width * scalimg, inside.Height * scalimg); inside.Measure(size); inside.Arrange(new Rect(imgx * scalimg, imgy * scalimg, size.Width * scalimg, size.Height * scalimg)); double scale = 300 / 96 * scalimg; RenderTargetBitmap bmp = new RenderTargetBitmap((int)(scale * (size.Width + 1)),                                                                   (int)(scale * (size.Height + 1)),                                                                   scale * 96,                                                                   scale * 96, PixelFormats.Default);   bmp.Render(inside); System.Windows.Clipboard.SetImage(bmp);

复制到剪切板

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public static voidCopyUIElementToClipboard(FrameworkElementui) { doublewidth = ui.ActualWidth; doubleheight = ui.ActualHeight; RenderTargetBitmapbmp = newRenderTargetBitmap((int)Math.Round(width), (int)Math.Round(height), 96, 96, PixelFormats.Default); DrawingVisualdv = newDrawingVisual(); using(DrawingContextdc = dv.RenderOpen()) { VisualBrushvb = newVisualBrush(ui); dc.DrawRectangle(vb, null,newRect(newPoint(), newSize(width, height))); } bmp.Render(dv); Clipboard.SetImage(bmp); }

　　

复制或剪切文件到剪切板

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/// <summary>         /// 复制或剪切文件到剪切板         /// </summary>         /// <param name="files">文件路径数组</param>         /// <param name="cut">true:剪切；false:复制</param>         public static void CopyToClipboard(string[] files, bool cut)         {             if (files == null) return;             IDataObject data = new DataObject(DataFormats.FileDrop, files);             MemoryStream memo = new MemoryStream(4);             byte[] bytes = new byte[] { (byte)(cut?2:5),0,0,0};             memo.Write(bytes,0,bytes.Length);             data.SetData("PreferredDropEffect",memo);             Clipboard.SetDataObject(data,false);         }

复制文本

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private void La_MouseRightButtonDown(object sender, MouseButtonEventArgs e)       {           StackPanel st = e.Source as StackPanel;           StringBuilder Copystr = new StringBuilder();           foreach (TextBox tb in GetChildObjects<TextBox>(st))           {               Copystr.Append(" ");               Copystr.Append(tb.Text);               SolidColorBrush myBrush = new SolidColorBrush(System.Windows.Media.Color.FromArgb(0xFF, 0xad, 0xd6, 0xff));               tb.Background = myBrush;           }           Clipboard.SetText(Copystr.ToString());           MessageToolTip.Show("数据复制成功");       }

保存图片

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// UI --> Png public static void UISaveToPng(this FrameworkElement ui, string fileName) {     int width = (int)ui.ActualWidth;     int height = (int)ui.ActualHeight;     RenderTargetBitmap bmp = new RenderTargetBitmap(width, height, 96d, 96d, PixelFormats.Pbgra32);     bmp.Render(ui);     PngBitmapEncoder encoder = new PngBitmapEncoder();     encoder.Frames.Add(BitmapFrame.Create(bmp));     FileStream fs = new FileStream(fileName, FileMode.Create);     encoder.Save(fs);     fs.Close(); }

转BitmapImage

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int width = (int)grid2DMap.ActualWidth; int height = (int)grid2DMap.ActualHeight; RenderTargetBitmap bmp = new RenderTargetBitmap(width, height, 96d, 96d, PixelFormats.Pbgra32); bmp.Render(grid2DMap); PngBitmapEncoder encoder = new PngBitmapEncoder(); encoder.Frames.Add(BitmapFrame.Create(bmp)); BitmapImage bitmapImage = new BitmapImage(); using (var memoryStream = new MemoryStream()) {     encoder.Save(memoryStream);     memoryStream.Seek(0, SeekOrigin.Begin);     bitmapImage.BeginInit();     bitmapImage.CacheOption = BitmapCacheOption.OnLoad;     bitmapImage.StreamSource = memoryStream;     bitmapImage.EndInit(); }

转System.Drawing.Image

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MemoryStream memoryStream = new MemoryStream(); encoder.Save(memoryStream); System.Drawing.Image img = System.Drawing.Image.FromStream(memoryStream);