//private void ShowSharedRtf(DataPackageView shareData)
//{
// //throw new NotImplementedException();
//}
private async Task ShowSharedHtml(DataPackageView shareData)
{
DefaultViewModel["IsHtmlShared"] = true;
DefaultViewModel["IsHtmlLoading"] = true;
var sharedHtmlContent = await shareData.GetHtmlFormatAsync();
if (!String.IsNullOrEmpty(sharedHtmlContent))
{
// Convert the shared content that contains extra header data into just the working fragment
var sharedHtmlFragment = HtmlFormatHelper.GetStaticFragment(sharedHtmlContent);
// Reconcile any resource-mapped image references
var sharedResourceMap = await shareData.GetResourceMapAsync();
foreach (var resource in sharedResourceMap)
{
var mappedImageElement = String.Format("<img src={0}>", resource.Key);
var replacementImageBase64 = await resource.Value.Base64EncodeContent();
var replacementImageElement = String.Format("<img src='data:image/png;base64,{0}' />", replacementImageBase64);
var imageIndex = sharedHtmlFragment.IndexOf(mappedImageElement, StringComparison.Ordinal);
while (imageIndex >= 0)
{
sharedHtmlFragment = sharedHtmlFragment.Remove(imageIndex, mappedImageElement.Length);
sharedHtmlFragment = sharedHtmlFragment.Insert(imageIndex, replacementImageElement);
imageIndex = sharedHtmlFragment.IndexOf(mappedImageElement, StringComparison.Ordinal);
}
}
DefaultViewModel["IsHtmlLoading"] = false;
DefaultViewModel["SharedHtml"] = sharedHtmlFragment;
}
}
private async Task PasteHtmlFormat(DataPackageView dataPackageView)
{
var html = await dataPackageView.GetHtmlFormatAsync();
var htmlFragment = HtmlFormatHelper.GetStaticFragment(html);
await noteFieldView.HtmlEditor.InsertHtml(htmlFragment);
}
private async void OnRichEditBoxPaste(object sender, TextControlPasteEventArgs e)
{
try
{
DataPackageView dataPackageView = Clipboard.GetContent();
string text = null;
string html = null;
if (dataPackageView.Contains(StandardDataFormats.Text))
{
text = await dataPackageView.GetTextAsync();
}
if (dataPackageView.Contains(StandardDataFormats.Html))
{
html = await dataPackageView.GetHtmlFormatAsync();
}
// lots of hack, but basically, it's just for OneNote...
if (this.rtbNotes.Document.Selection != null && html != null && html.Contains("Version:1.0") && !html.Contains("SourceURL") && html.Contains("<meta name=Generator content=\"Microsoft OneNote"))
{
this.rtbNotes.Document.Selection.TypeText(text);
e.Handled = true;
}
}
catch (Exception ex)
{
TrackingManagerHelper.Exception(ex, "Exception while pasting data: " + ex);
e.Handled = false;
}
}
// 显示剪切板中的 html 数据
private async void btnPasteHtml_Click(object sender, RoutedEventArgs e)
{
DataPackageView dataPackageView = Windows.ApplicationModel.DataTransfer.Clipboard.GetContent();
if (dataPackageView.Contains(StandardDataFormats.Html))
{
try
{
// 封装后的数据
string htmlFormat = await dataPackageView.GetHtmlFormatAsync();
// 封装前的数据
string htmlFragment = HtmlFormatHelper.GetStaticFragment(htmlFormat);
lblMsg.Text = "htmlFormat(封装后的数据): ";
lblMsg.Text += Environment.NewLine;
lblMsg.Text += htmlFormat;
lblMsg.Text += Environment.NewLine;
lblMsg.Text += Environment.NewLine;
lblMsg.Text += "htmlFragment(封装前的数据): ";
lblMsg.Text += Environment.NewLine;
lblMsg.Text += htmlFragment;
}
catch (Exception ex)
{
lblMsg.Text = ex.ToString();
}
}
else
{
lblMsg.Text = "剪切板中无 html 内容";
}
}
private static async Task ProcessComandsAsync(DropConfiguration configuration, DataPackageView dataview)
{
if (configuration.OnDropDataViewCommand != null)
{
configuration.OnDropDataViewCommand.Execute(dataview);
}
if (dataview.Contains(StandardDataFormats.ApplicationLink) && configuration.OnDropApplicationLinkCommand != null)
{
var uri = await dataview.GetApplicationLinkAsync();
configuration.OnDropApplicationLinkCommand.Execute(uri);
}
if (dataview.Contains(StandardDataFormats.Bitmap) && configuration.OnDropBitmapCommand != null)
{
var stream = await dataview.GetBitmapAsync();
configuration.OnDropBitmapCommand.Execute(stream);
}
if (dataview.Contains(StandardDataFormats.Html) && configuration.OnDropHtmlCommand != null)
{
var html = await dataview.GetHtmlFormatAsync();
configuration.OnDropHtmlCommand.Execute(html);
}
if (dataview.Contains(StandardDataFormats.Rtf) && configuration.OnDropRtfCommand != null)
{
var rtf = await dataview.GetRtfAsync();
configuration.OnDropRtfCommand.Execute(rtf);
}
if (dataview.Contains(StandardDataFormats.StorageItems) && configuration.OnDropStorageItemsCommand != null)
{
var storageItems = await dataview.GetStorageItemsAsync();
configuration.OnDropStorageItemsCommand.Execute(storageItems);
}
if (dataview.Contains(StandardDataFormats.Text) && configuration.OnDropTextCommand != null)
{
var text = await dataview.GetTextAsync();
configuration.OnDropTextCommand.Execute(text);
}
if (dataview.Contains(StandardDataFormats.WebLink) && configuration.OnDropWebLinkCommand != null)
{
var uri = await dataview.GetWebLinkAsync();
configuration.OnDropWebLinkCommand.Execute(uri);
}
}
public async Task ProcessComandsAsync(DataPackageView dataview)
{
if (DropDataViewAction != null)
{
DropDataViewAction.Invoke(dataview);
}
if (dataview.Contains(StandardDataFormats.ApplicationLink) && DropApplicationLinkAction != null)
{
Uri uri = await dataview.GetApplicationLinkAsync();
DropApplicationLinkAction.Invoke(uri);
}
if (dataview.Contains(StandardDataFormats.Bitmap) && DropBitmapAction != null)
{
RandomAccessStreamReference stream = await dataview.GetBitmapAsync();
DropBitmapAction.Invoke(stream);
}
if (dataview.Contains(StandardDataFormats.Html) && DropHtmlAction != null)
{
string html = await dataview.GetHtmlFormatAsync();
DropHtmlAction.Invoke(html);
}
if (dataview.Contains(StandardDataFormats.Rtf) && DropRtfAction != null)
{
string rtf = await dataview.GetRtfAsync();
DropRtfAction.Invoke(rtf);
}
if (dataview.Contains(StandardDataFormats.StorageItems) && DropStorageItemsAction != null)
{
IReadOnlyList <IStorageItem> storageItems = await dataview.GetStorageItemsAsync();
DropStorageItemsAction.Invoke(storageItems);
}
if (dataview.Contains(StandardDataFormats.Text) && DropTextAction != null)
{
string text = await dataview.GetTextAsync();
DropTextAction.Invoke(text);
}
if (dataview.Contains(StandardDataFormats.WebLink) && DropWebLinkAction != null)
{
Uri uri = await dataview.GetWebLinkAsync();
DropWebLinkAction.Invoke(uri);
}
}
public async Task ProcessComandsAsync(DataPackageView dataview)
{
if (DropDataViewAction != null)
{
DropDataViewAction.Invoke(dataview);
}
if (dataview.Contains(StandardDataFormats.ApplicationLink) && DropApplicationLinkAction != null)
{
var uri = await dataview.GetApplicationLinkAsync();
DropApplicationLinkAction.Invoke(uri);
}
if (dataview.Contains(StandardDataFormats.Bitmap) && DropBitmapAction != null)
{
var stream = await dataview.GetBitmapAsync();
DropBitmapAction.Invoke(stream);
}
if (dataview.Contains(StandardDataFormats.Html) && DropHtmlAction != null)
{
var html = await dataview.GetHtmlFormatAsync();
DropHtmlAction.Invoke(html);
}
if (dataview.Contains(StandardDataFormats.Rtf) && DropRtfAction != null)
{
var rtf = await dataview.GetRtfAsync();
DropRtfAction.Invoke(rtf);
}
if (dataview.Contains(StandardDataFormats.StorageItems) && DropStorageItemsAction != null)
{
var storageItems = await dataview.GetStorageItemsAsync();
DropStorageItemsAction.Invoke(storageItems);
}
if (dataview.Contains(StandardDataFormats.Text) && DropTextAction != null)
{
var text = await dataview.GetTextAsync();
DropTextAction.Invoke(text);
}
if (dataview.Contains(StandardDataFormats.WebLink) && DropWebLinkAction != null)
{
var uri = await dataview.GetWebLinkAsync();
DropWebLinkAction.Invoke(uri);
}
}
private async void HandleDataPackage(DataPackageView data, string imagefilename)
{
if (data.Contains(StandardDataFormats.StorageItems))
{
foreach (var file in await data.GetStorageItemsAsync())
{
AddAttachement(file as StorageFile);
}
}
else if (data.Contains(StandardDataFormats.Bitmap))
{
var bmpDPV = await data.GetBitmapAsync();
var bmpSTR = await ApplicationData.Current.TemporaryFolder.CreateFileAsync(imagefilename + ".png", CreationCollisionOption.OpenIfExists);
using (var writeStream = (await bmpSTR.OpenStreamForWriteAsync()).AsRandomAccessStream())
using (var readStream = await bmpDPV.OpenReadAsync())
{
BitmapDecoder decoder = await BitmapDecoder.CreateAsync(readStream.CloneStream());
BitmapEncoder encoder = await BitmapEncoder.CreateAsync(BitmapEncoder.PngEncoderId, writeStream);
encoder.SetSoftwareBitmap(await decoder.GetSoftwareBitmapAsync());
await encoder.FlushAsync();
AddAttachement(bmpSTR);
}
}
else if (data.Contains(StandardDataFormats.Text))
{
Editor.Text = await data.GetTextAsync();
}
else if (data.Contains(StandardDataFormats.WebLink))
{
Editor.Text = (await data.GetWebLinkAsync()).ToString();
}
else if (data.Contains(StandardDataFormats.ApplicationLink))
{
Editor.Text = (await data.GetApplicationLinkAsync()).ToString();
}
else if (data.Contains(StandardDataFormats.Html))
{
var converter = new Html2Markdown.Converter();
Editor.Text = converter.Convert(await data.GetHtmlFormatAsync());
}
}
// クリップボードでは、ローミングされてきたら true になる
// 履歴では常に false
protected async Task SetDataAsync(DataPackageView content)
{
this.OriginalContent = content;
this.AvailableFormats = content.AvailableFormats?.ToList() ?? (new List <string>());
this.IsFromRoamingClipboard = content.Properties.IsFromRoamingClipboard;
// テキストデータ（該当するデータが複数あるときは、最後のもの）
this.TextHead = string.Empty; this.TextSize = 0;
if (content.Contains(StandardDataFormats.Html)) //"HTML Format"
{
this.TextHead = await content.GetHtmlFormatAsync();
}
if (content.Contains(StandardDataFormats.WebLink)) //"UniformResourceLocatorW"
{
this.TextHead = (await content.GetWebLinkAsync()).ToString();
}
if (content.Contains(StandardDataFormats.Text)) //"Text"
{
this.TextHead = await content.GetTextAsync();
}
this.TextSize = this.TextHead.Length * sizeof(char);
if (this.TextHead.Length > TextHeadMaxLength)
{
this.TextHead = $"{this.TextHead.Substring(0, TextHeadMaxLength)}(以下略)";
}
// ビットマップデータ
this.Bitmap = new BitmapImage(); this.BitmapSize = 0;
if (content.Contains(StandardDataFormats.Bitmap)) //"Bitmap"
{
RandomAccessStreamReference stRef = await content.GetBitmapAsync();
using (IRandomAccessStreamWithContentType stream = await stRef.OpenReadAsync())
{
this.Bitmap.SetSource(stream);
this.BitmapSize = stream.Size;
}
}
}
private static async Task <DataObject> ToDataObject(DataPackageView src, CancellationToken ct)
{
var dst = new DataObject();
// WPF has no format for URI therefore text is used for both
if (src.Contains(StandardDataFormats.Text))
{
dst.SetText(await src.GetTextAsync().AsTask(ct));
}
else
{
var uri = DataPackage.CombineUri(
src.Contains(StandardDataFormats.WebLink) ? (await src.GetWebLinkAsync().AsTask(ct)).ToString() : null,
src.Contains(StandardDataFormats.ApplicationLink) ? (await src.GetApplicationLinkAsync().AsTask(ct)).ToString() : null,
src.Contains(StandardDataFormats.Uri) ? (await src.GetUriAsync().AsTask(ct)).ToString() : null);
if (string.IsNullOrEmpty(uri) == false)
{
dst.SetText(uri);
}
}
if (src.Contains(StandardDataFormats.Html))
{
dst.SetData(DataFormats.Html, await src.GetHtmlFormatAsync().AsTask(ct));
}
if (src.Contains(StandardDataFormats.Rtf))
{
dst.SetData(DataFormats.Rtf, await src.GetRtfAsync().AsTask(ct));
}
if (src.Contains(StandardDataFormats.Bitmap))
{
var srcStreamRef = await src.GetBitmapAsync().AsTask(ct);
var srcStream = await srcStreamRef.OpenReadAsync().AsTask(ct);
// We copy the source stream in memory to avoid marshalling issue with async stream
// and to make sure to read it async as it built from a RandomAccessStream which might be remote.
using var tmp = new MemoryStream();
await srcStream.AsStreamForRead().CopyToAsync(tmp);
tmp.Position = 0;
var dstBitmap = new BitmapImage();
dstBitmap.BeginInit();
dstBitmap.CreateOptions = BitmapCreateOptions.None;
dstBitmap.CacheOption = BitmapCacheOption.OnLoad; // Required for the BitmapImage to internally cache the data (so we can dispose the tmp stream)
dstBitmap.StreamSource = tmp;
dstBitmap.EndInit();
dst.SetData(DataFormats.Bitmap, dstBitmap, false);
}
if (src.Contains(StandardDataFormats.StorageItems))
{
var files = await src.GetStorageItemsAsync().AsTask(ct);
var paths = new StringCollection();
foreach (var item in files)
{
paths.Add(item.Path);
}
dst.SetFileDropList(paths);
}
return(dst);
}
IAsyncOperation <string> IDataPackageViewResolver.GetHtmlFormatAsync(DataPackageView dataPackageView) => dataPackageView.GetHtmlFormatAsync();
public static async Task CopyTo(this DataPackageView view, IDictionary<string, object> values)
{
foreach (var format in view.AvailableFormats)
{
try
{
if (format == StandardDataFormats.Bitmap)
{
var value = await view.GetBitmapAsync();
values.Add(format, value);
}
else if (format == StandardDataFormats.Html)
{
var value = await view.GetHtmlFormatAsync();
values.Add(format, value);
if (!values.ContainsKey(StandardDataFormats.Text))
values.Add(StandardDataFormats.Text, value);
}
else if (format == StandardDataFormats.Rtf)
{
var value = await view.GetRtfAsync();
values.Add(format, value);
if (!values.ContainsKey(StandardDataFormats.Text))
values.Add(StandardDataFormats.Text, value);
}
else if (format == StandardDataFormats.StorageItems)
{
var value = await view.GetStorageItemsAsync();
var extensions = value.Select(f => "*" + Path.GetExtension(f.Name)).ToArray();
values.Add("extensions", extensions);
values.Add(format, value);
if (value.Count() == 1)
{
var file = value.OfType<StorageFile>().SingleOrDefault();
if(file != null && file.Attributes.HasFlag(FileAttributes.Temporary))
{
var copiedFile = await file.CopyAsync(
ApplicationData.Current.LocalFolder,
file.Name,
NameCollisionOption.ReplaceExisting);
values[format] = new[] { copiedFile };
}
if (!values.ContainsKey(StandardDataFormats.Bitmap))
{
var stream = RandomAccessStreamReference.CreateFromFile(file);
values.Add(StandardDataFormats.Bitmap, stream);
}
}
}
else if (format == StandardDataFormats.Text)
{
var value = await view.GetTextAsync();
values.Add(format, value);
}
else if (format == StandardDataFormats.ApplicationLink)
{
var value = await view.GetApplicationLinkAsync();
values.Add(format, value);
if (!values.ContainsKey(StandardDataFormats.Text))
values.Add(StandardDataFormats.Text, value.ToString());
}
else if (format == StandardDataFormats.WebLink)
{
var value = await view.GetWebLinkAsync();
values.Add(format, value);
if (!values.ContainsKey(StandardDataFormats.Text))
values.Add(StandardDataFormats.Text, value.ToString());
}
else if (ValidFormat(format))
{
var value = await view.GetDataAsync(format);
values.Add(format, value);
}
}
catch (SecurityException) { throw; }
catch
{
// Some formats are incompatible with WinRT and can cause it to throw unexpectedly.
// guard against it and give a best effort copy of the available formats that are supported.
}
}
}
private static async Task <ReceivedShareItem> FetchDataFromPackageViewAsync(DataPackageView packageView)
{
var rval = new ReceivedShareItem()
{
Title = packageView.Properties.Title,
Description = packageView.Properties.Description,
PackageFamilyName = packageView.Properties.PackageFamilyName,
ContentSourceWebLink = packageView.Properties.ContentSourceWebLink,
ContentSourceApplicationLink = packageView.Properties.ContentSourceApplicationLink,
LogoBackgroundColor = packageView.Properties.LogoBackgroundColor,
};
if (packageView.Properties.Square30x30Logo != null)
{
using (var logoStream = await packageView.Properties.Square30x30Logo.OpenReadAsync())
{
var logo = new MemoryStream();
await logoStream.AsStreamForRead().CopyToAsync(logo);
logo.Position = 0;
var str = Convert.ToBase64String(logo.ToArray());
//rval.Square30x30LogoBase64 = Convert.ToBase64String(logo.ToArray());
rval.Square30x30Logo = new Models.MemoryStreamBase64Item {
Base64String = str
};
}
}
if (packageView.Properties.Thumbnail != null)
{
using (var thumbnailStream = await packageView.Properties.Thumbnail.OpenReadAsync())
{
var thumbnail = new MemoryStream();
await thumbnailStream.AsStreamForRead().CopyToAsync(thumbnail);
thumbnail.Position = 0;
var str = Convert.ToBase64String(thumbnail.ToArray());
rval.Thumbnail = new Models.MemoryStreamBase64Item {
Base64String = str
};
}
}
if (packageView.Contains(StandardDataFormats.WebLink))
{
try
{
var link = new WebLinkShareItem
{
WebLink = await packageView.GetWebLinkAsync()
};
rval.AvialableShareItems.Add(link);
}
catch (Exception ex)
{
//NotifyUserBackgroundThread("Failed GetWebLinkAsync - " + ex.Message, NotifyType.ErrorMessage);
}
}
if (packageView.Contains(StandardDataFormats.ApplicationLink))
{
try
{
var sharedApplicationLink = new ApplicationLinkShareItem
{
ApplicationLink = await packageView.GetApplicationLinkAsync()
};
rval.AvialableShareItems.Add(sharedApplicationLink);
}
catch (Exception ex)
{
//NotifyUserBackgroundThread("Failed GetApplicationLinkAsync - " + ex.Message, NotifyType.ErrorMessage);
}
}
if (packageView.Contains(StandardDataFormats.Text))
{
try
{
var sharedText = new TextShareItem {
Text = await packageView.GetTextAsync()
};
rval.AvialableShareItems.Add(sharedText);
rval.Text = await packageView.GetTextAsync();
//rval.GetValueContainer(x => x.Text)
// .GetNullObservable()
// .Subscribe(e => sharedText.Text = rval.Text)
// .DisposeWith(rval);
sharedText.GetValueContainer(x => x.Text)
.GetNullObservable()
.Subscribe(e => rval.Text = sharedText.Text)
.DisposeWith(rval);
}
catch (Exception ex)
{
//NotifyUserBackgroundThread("Failed GetTextAsync - " + ex.Message, NotifyType.ErrorMessage);
}
}
if (packageView.Contains(StandardDataFormats.StorageItems))
{
try
{
var files = await packageView.GetStorageItemsAsync();
var sharedStorageItem = new FilesShareItem
{
StorageFiles = new ObservableCollection <FileItem>()
//StorageItems =
};
foreach (StorageFile sf in files)
{
var guidString = Guid.NewGuid().ToString();
StorageApplicationPermissions.FutureAccessList.AddOrReplace(guidString, sf, sf.Name);
var ts = await sf.GetScaledImageAsThumbnailAsync(Windows.Storage.FileProperties.ThumbnailMode.VideosView);
var tmbs = new MemoryStream();
await ts.AsStreamForRead().CopyToAsync(tmbs);
var file = new FileItem
{
AccessToken = guidString,
ContentType = sf.ContentType,
FileName = sf.DisplayName,
PossiblePath = sf.Path,
Thumbnail = new Models.MemoryStreamBase64Item(tmbs.ToArray())
};
sharedStorageItem.StorageFiles.Add(file);
}
//StorageApplicationPermissions.FutureAccessList.AddOrReplace()
rval.AvialableShareItems.Add(sharedStorageItem);
}
catch (Exception ex)
{
//NotifyUserBackgroundThread("Failed GetStorageItemsAsync - " + ex.Message, NotifyType.ErrorMessage);
}
}
//if (packageView.Contains(dataFormatName))
//{
// try
// {
// this.sharedCustomData = await packageView.GetTextAsync(dataFormatName);
// }
// catch (Exception ex)
// {
// //NotifyUserBackgroundThread("Failed GetTextAsync(" + dataFormatName + ") - " + ex.Message, NotifyType.ErrorMessage);
// }
//}
if (packageView.Contains(StandardDataFormats.Html))
{
var sharedHtmlFormatItem = new HtmlShareItem();
var sharedHtmlFormat = string.Empty;
try
{
sharedHtmlFormat = await packageView.GetHtmlFormatAsync();
//sharedHtmlFormatItem.HtmlFormat = sharedHtmlFormat;
sharedHtmlFormatItem.HtmlFragment = HtmlFormatHelper.GetStaticFragment(sharedHtmlFormat);
}
catch (Exception ex)
{
//NotifyUserBackgroundThread("Failed GetHtmlFormatAsync - " + ex.Message, NotifyType.ErrorMessage);
}
//try
//{
// var sharedResourceMap = await packageView.GetResourceMapAsync();
//}
//catch (Exception ex)
//{
// //NotifyUserBackgroundThread("Failed GetResourceMapAsync - " + ex.Message, NotifyType.ErrorMessage);
//}
//if (packageView.Contains(StandardDataFormats.WebLink))
//{
// try
// {
// sharedHtmlFormatItem.WebLink = await packageView.GetWebLinkAsync();
// }
// catch (Exception ex)
// {
// //NotifyUserBackgroundThread("Failed GetWebLinkAsync - " + ex.Message, NotifyType.ErrorMessage);
// }
//}
rval.AvialableShareItems.Add(sharedHtmlFormatItem);
}
if (packageView.Contains(StandardDataFormats.Bitmap))
{
try
{
var fi = await packageView.GetBitmapAsync();
using (var imgFileStream = await fi.OpenReadAsync())
{
var saveTargetStream = new InMemoryRandomAccessStream();
var bitmapSourceStream = imgFileStream;
await ServiceLocator
.Instance
.Resolve <IImageConvertService>()
.ConverterBitmapToTargetStreamAsync(bitmapSourceStream, saveTargetStream);
saveTargetStream.Seek(0);
var sr = saveTargetStream.GetInputStreamAt(0);
var source = sr.AsStreamForRead();
var ms = new MemoryStream();
await source.CopyToAsync(ms);
var sharedBitmapStreamRef = new DelayRenderedImageShareItem
{
SelectedImage = new Models.MemoryStreamBase64Item(ms.ToArray())
};
rval.AvialableShareItems.Add(sharedBitmapStreamRef);
}
}
catch (Exception ex)
{
//NotifyUserBackgroundThread("Failed GetBitmapAsync - " + ex.Message, NotifyType.ErrorMessage);
}
}
//foreach (var item in rval.AvialableShareItems)
//{
// //item.ContentSourceApplicationLink = rval.ContentSourceApplicationLink;
// //item.ContentSourceWebLink = rval.ContentSourceWebLink;
// //item.DefaultFailedDisplayText = rval.DefaultFailedDisplayText;
// //item.Description = rval.Description;
// //item.Title = rval.Title;
//}
return(rval);
}
