private void DragGestureRecognizer_DragStarting(object sender, DragStartingEventArgs e)
{
Image image = (sender as Element)?.Parent as Image;
image.Opacity = 0.4;
e.Data.Properties.Add("Demo", image);
}
/// <summary>
/// Event invoked when the user drags an Asset from the rightmost sidebar.
/// Adds the Asset's data to argument data.
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void TabControlAssetsButton_DragStarting(UIElement sender, DragStartingEventArgs args)
{
args.Data.Properties.Add(Group, sender);
args.Data.Properties.Add("action", DragStartingId);
args.Data.Properties.Add("xClicked", (int)(lastPositionClicked.X));
args.Data.Properties.Add("yClicked", (int)(lastPositionClicked.Y));
}
private void OnDragStarting(UIElement sender, DragStartingEventArgs args)
{
IEnumerable <DbMediaFile> files = null;
var _vm = DataContext as CommonViewItemModel;
switch (_vm.Type)
{
case CommonItemType.Album:
files = _vm.InternalDbEntityId.GetAlbumById()
.MediaFiles
.OrderBy(c => c.DiscNumber)
.ThenBy(c => c.TrackNumber);
break;
case CommonItemType.Artist:
files = _vm.InternalDbEntityId.GetArtistById()
.MediaFiles
.OrderBy(c => c.Album)
.ThenBy(c => c.DiscNumber)
.ThenBy(c => c.TrackNumber);
break;
}
if (files != null)
{
args.DragUI.SetContentFromDataPackage();
args.Data.RequestedOperation = DataPackageOperation.Copy;
args.Data.SetText(DragHelper.Add(files));
}
}
private void SectionOnDragStarting(UIElement sender, DragStartingEventArgs args)
{
lock (_sectionLock)
{
_sourceSection = sender as HubSection;
}
}
private void dragGrid3_DragStarting(UIElement sender, DragStartingEventArgs args)
{
args.Data.SetText(sourceTextBlock3.Text);
// drag 过程中的 ui 为指定的 BitmapImage
args.DragUI.SetContentFromBitmapImage(new BitmapImage(new Uri("ms-appx:///Assets/hololens.jpg", UriKind.Absolute)));
}
private void dragStart(UIElement sender, DragStartingEventArgs args)
{
TextBlock block = sender as TextBlock;
args.Data.SetText(block.Text);
args.Data.RequestedOperation = DataPackageOperation.Copy;
}
private void dragGrid2_DragStarting(UIElement sender, DragStartingEventArgs args)
{
args.Data.SetText(sourceTextBlock2.Text);
// 由系统根据 DataPackage 中保存的数据的类型来决定 drag 过程中的 ui
args.DragUI.SetContentFromDataPackage();
}
internal DragItemsStartingEventArgs(DragStartingEventArgs inner, IList <object> items)
{
_inner = inner;
Data = _inner.Data;
Items = items;
}
protected async void Item_DragStarting(object sender, DragStartingEventArgs e)
{
List <IStorageItem> selectedStorageItems = new List <IStorageItem>();
foreach (ListedItem item in App.CurrentInstance.ContentPage.SelectedItems)
{
if (item.PrimaryItemAttribute == StorageItemTypes.File)
{
selectedStorageItems.Add(await StorageFile.GetFileFromPathAsync(item.ItemPath));
}
else if (item.PrimaryItemAttribute == StorageItemTypes.Folder)
{
selectedStorageItems.Add(await StorageFolder.GetFolderFromPathAsync(item.ItemPath));
}
}
if (selectedStorageItems.Count == 0)
{
e.Cancel = true;
return;
}
e.Data.SetStorageItems(selectedStorageItems);
e.DragUI.SetContentFromDataPackage();
}
private void Task_DragStarting(UIElement sender, DragStartingEventArgs args)
{
if (sender is UserControl s)
{
_draggingElementVm = s.DataContext;
}
}
protected async void Item_DragStarting(object sender, DragStartingEventArgs e)
{
List <IStorageItem> selectedStorageItems = new List <IStorageItem>();
foreach (ListedItem item in ParentShellPageInstance.ContentPage.SelectedItems)
{
if (item is ShortcutItem)
{
// Can't drag shortcut items
continue;
}
else if (item.PrimaryItemAttribute == StorageItemTypes.File)
{
selectedStorageItems.Add(await ParentShellPageInstance.FilesystemViewModel.GetFileFromPathAsync(item.ItemPath));
}
else if (item.PrimaryItemAttribute == StorageItemTypes.Folder)
{
selectedStorageItems.Add(await ParentShellPageInstance.FilesystemViewModel.GetFolderFromPathAsync(item.ItemPath));
}
}
if (selectedStorageItems.Count == 0)
{
e.Cancel = true;
return;
}
e.Data.SetStorageItems(selectedStorageItems, false);
e.DragUI.SetContentFromDataPackage();
}
private void OnDragStarting(object sender, DragStartingEventArgs e)
{
DragGestureRecognizer card = (sender as DragGestureRecognizer);
INoteModel DaNote = (card.BindingContext as HLinkNoteModel).DeRef;
e.Data.Text = DaNote.GetDefaultText;
}
private void Grid_DragStarting2(UIElement sender, DragStartingEventArgs args)
{
//if((sender as Grid)?.DataContext is Epage item)
//{
// args.AllowedOperations = DataPackageOperation.Link;
// args.Data.SetData(EPAGE, item);
//}
}
private void AccountControl_DragStarting(UIElement sender, DragStartingEventArgs args)
{
if ((sender as AccountControl)?.DataContext is Account account)
{
args.AllowedOperations = DataPackageOperation.Link;
args.Data.SetData(accountId, account.Id);
}
}
private void TimelineItem_DragStarting(UIElement sender, DragStartingEventArgs args)
{
var p1 = args.GetPosition(this);
var p2 = args.GetPosition(sender);
var p3 = p1.X - p2.X / logicDpiScale;
args.Data.Properties.Add("test", p3);
}
private void OnDragStarting(UIElement sender, DragStartingEventArgs args)
{
var playlist = (sender as FrameworkElement).DataContext as Playlist;
args.DragUI.SetContentFromDataPackage();
args.Data.RequestedOperation = DataPackageOperation.Copy;
args.Data.SetText(DragHelper.Add(playlist));
}
private void DragGestureRecognizer_DragStarting(object sender, DragStartingEventArgs e)
{
var label = (Label)((Element)sender).Parent;
Debug.WriteLine($"DragGestureRecognizer_DragStarting [{label.Text}]");
e.Data.Properties["Label"] = label;
}
private void Container_DragStarting(UIElement sender, DragStartingEventArgs args)
{
var deferral = args.GetDeferral();
var container = (ListViewItem)sender;
args.Data.SetData("number", container.Content);
deferral.Complete();
}
/// <summary>
/// Saves the position where the user started dragging an Asset menu item.
/// Called when a drag operation starts on an Asset object.
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void UserControl_DragStarting(UIElement sender, DragStartingEventArgs args)
{
var asset = sender as Marbles.Asset;
args.Data.Properties.Add("assetDragged", asset);
args.Data.Properties.Add("xClicked", (int)(lastPositionClicked.X));
args.Data.Properties.Add("yClicked", (int)(lastPositionClicked.Y));
}
private void StackPanel_DragStarting(UIElement sender, DragStartingEventArgs args)
{
Grid send = (Grid)sender;
var songid = send.Tag.ToString();
args.Data.SetText(songid);
args.Data.RequestedOperation = DataPackageOperation.Copy;
}
private void TextBlock_DragStarting(UIElement sender, DragStartingEventArgs args)
{
if ((sender as StackPanel)?.DataContext is TaskDto task)
{
args.AllowedOperations = DataPackageOperation.Move;
args.Data.SetData("ID", task.Id);
}
}
// dragGrid1 开始 drag 时触发的事件
private void dragGrid1_DragStarting(UIElement sender, DragStartingEventArgs args)
{
lblMsg.Text += "dragGrid1_DragStarting";
lblMsg.Text += Environment.NewLine;
// 通过 DataPackage 保存文本数据（关于 DataPackage 的详细说明请参见“分享”部分）
// 一个 DataPackage 对象可以包含多种类型的数据：ApplicationLink, WebLink, Bitmap, Html, Rtf, StorageItems, Text
args.Data.SetText(sourceTextBlock.Text);
}
private async void OnImageDragStarting(UIElement sender, DragStartingEventArgs args)
{
var response = (ImageResponse)((Image)sender).DataContext;
var content = await response.GetResponseContentAsync();
var file = await DataTransferHelper.CreateTemporaryFileAsync(content.stream, content.contentType);
args.Data.SetStorageItems(new[] { file });
}
// dragGrid2 开始 drag 时触发的事件
private void dragGrid2_DragStarting(UIElement sender, DragStartingEventArgs args)
{
lblMsg.Text += "dragGrid2_DragStarting";
lblMsg.Text += Environment.NewLine;
RandomAccessStreamReference imageStreamRef = RandomAccessStreamReference.CreateFromUri(new Uri("ms-appx:///Assets/hololens.jpg", UriKind.Absolute));
// 通过 DataPackage 保存图片数据
args.Data.SetBitmap(imageStreamRef);
}
private void Grid_DragStarting(UIElement sender, DragStartingEventArgs args)
{
args.AllowedOperations = DataPackageOperation.Copy;
var song = (sender as Grid).DataContext as Song;
this.draggedSong = song;
DateTime today = DateTime.Today;
draggedSong.addedAt = today.ToString("dd/MM/yyyy");
}
private async void myImage_DragStarting(UIElement sender, DragStartingEventArgs args)
{
var folder = await Windows.ApplicationModel.Package.Current.InstalledLocation.GetFolderAsync("img");
var file = await folder.GetFileAsync("DMX_TechSummit.jpg");
var files = new List<StorageFile>();
files.Add(file);
args.Data.SetStorageItems(files);
}
/// <summary>
/// Adds the center coord
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void PartDragStarting(UIElement sender, DragStartingEventArgs args)
{
//// Get the position of the click relative to the dragged control
//var startPosition = args.GetPosition(sender);
//// Try to cast the sender's DataContext to BasePart
//var castedSender = (sender as UserControl).DataContext as BasePart;
//// If we couldn't, cancel the drag event
//if (castedSender == null)
//{
// args.Cancel = true;
//}
//Position pos = new Position();
//// Get the center coord of the dragged part
//pos.Absolute = castedSender.CenterCoord;
//// Calculate the shift applied during drop (because parts can be dragged not only be center but on the whole area)
//// It's half of dimensions minus relative click position
//pos.Shift.X = castedSender.Width / 2 - startPosition.X;
//pos.Shift.Y = castedSender.Height / 2 - startPosition.Y;
//// Store these 2 values in the IoC
//try
//{
// // RESERVE_IOC PositionBeforeDrag
// IoC.Add(pos, "PositionBeforeDrag");
//}
//catch (Exception)
//{
// // If it wasn't possible
// if (IoC.Remove("PositionBeforeDrag"))
// {
// // And it was due to the fact that IoC already had entries under these names (which are now removed)
// try
// {
// // Try to add them once more
// IoC.Add(pos, "PositionBeforeDrag");
// }
// catch (Exception)
// {
// // If the operation failed again, cancel the drag event
// args.Cancel = true;
// }
// }
//}
//args.DragUI.SetContentFromBitmapImage(new BitmapImage(new Uri("ms-appx:///Assets/Pictures/MoveObjectPicture.png"))
//{
// DecodePixelHeight = 28,
// DecodePixelWidth = 28,
//});
}
private async void myImage_DragStarting(UIElement sender, DragStartingEventArgs args)
{
var folder = await Windows.ApplicationModel.Package.Current.InstalledLocation.GetFolderAsync("img");
var file = await folder.GetFileAsync("DMX_TechSummit.jpg");
var files = new List <StorageFile>();
files.Add(file);
args.Data.SetStorageItems(files);
}
private void Actor_DragStarting(UIElement sender, DragStartingEventArgs args)
{
draggingActor = new TextBlock();
draggingActor.Text = ((TextBlock)sender).Text;
draggingActor.FontSize = CurrentPen.Size * 4;
draggingActor.IsColorFontEnabled = true;
draggingActor.FontWeight = FontWeights.Bold;
draggingActor.Foreground = new SolidColorBrush(CurrentPen.Color);
draggingActor.CanDrag = true;
draggingActor.DragStarting += ExistingActor_DragStarting;
}
private void UserControl_DragStarting(UIElement sender, DragStartingEventArgs args)
{
try
{
args.Data.Properties.Add("ViewItem", DataContext);
}
catch (Exception ex)
{
TelemetryExtension.Current?.TrackException(ex);
}
}
private async void image1_DragStarting(UIElement sender, DragStartingEventArgs args)
{
args.Data.RequestedOperation = Windows.ApplicationModel.DataTransfer.DataPackageOperation.Copy;
var file = await Windows.ApplicationModel.Package.Current.InstalledLocation.GetFileAsync(@"Assets\Alcatraz.JPG");
//To get a folder from the Assets folder...
//var localizationDirectory = await Windows.ApplicationModel.Package.Current.InstalledLocation.GetFolderAsync(@"Assets\Localization");
args.Data.SetStorageItems(new List<IStorageItem> { file });
}
private void NavigationViewItem_DragStarting(UIElement sender, DragStartingEventArgs args)
{
if (!((sender as Microsoft.UI.Xaml.Controls.NavigationViewItem).DataContext is LocationItem locationItem))
{
return;
}
// Adding the original Location item dragged to the DragEvents data view
var navItem = (sender as Microsoft.UI.Xaml.Controls.NavigationViewItem);
args.Data.Properties.Add("sourceLocationItem", navItem);
}
private void DragText_DragStarting(UIElement sender, DragStartingEventArgs args)
{
args.Data.SetText(DragText.Text);
args.Data.SetRtf(DragText.Text);
args.Data.RequestedOperation = SetRequestedOperation();
}
private void YesCalendarFlipView_DragStarting(UIElement sender, DragStartingEventArgs args)
{
Debug.WriteLine("Drag Starting");
}
async private void DragImage_DragStarting(UIElement sender, DragStartingEventArgs args)
{
// get the file
StorageFolder installFolder = Windows.ApplicationModel.Package.Current.InstalledLocation;
StorageFolder subFolder = await installFolder.GetFolderAsync("Assets");
var file = await subFolder.GetFileAsync("MSLogoImage.png");
// turn it into a stream and set it as a bitmap in the datapackage
var stream = await file.OpenAsync(Windows.Storage.FileAccessMode.Read);
args.Data.SetBitmap(RandomAccessStreamReference.CreateFromStream(stream));
// also set it as a file in the datapackage
var files = new List<StorageFile>();
files.Add(file);
args.Data.SetStorageItems(files);
args.Data.RequestedOperation = SetRequestedOperation();
}
private static void Ctl_DragStarting(UIElement sender, DragStartingEventArgs args)
{
var element = sender as UIElement;
var command = GetDragCommand(element);
var parameter = GetDragCommandParameter(element);
if (command != null)
{
if (command.CanExecute(parameter))
{
command.Execute(parameter);
}
}
}
