private void ProfileTaskList_Drop(object sender, DragEventArgs e)
{
if (MainWindow.Instance.AccountGrid.SelectedItem != null)
{
CharacterProfile profile = (CharacterProfile)MainWindow.Instance.AccountGrid.SelectedItem;
DataObject dObj = (DataObject)e.Data;
BMTask task = null;
bool removeSource = false;
// drop originated from the left side 'TaskList'
if (dObj.GetDataPresent("PersistentObject"))
{
Type taskType = (Type)dObj.GetData("PersistentObject");
task = (BMTask)Activator.CreateInstance(taskType);
task.SetProfile(profile);
}
else if (sender == ProfileTaskList)// drop originated from itself.
{
task = (BMTask)dObj.GetData(dObj.GetFormats().FirstOrDefault());
removeSource = true;
}
if (task == null)
{
return;
}
ListBoxItem targetItem = FindParent <ListBoxItem>((DependencyObject)e.OriginalSource);
if (targetItem != null)
{
BMTask targetTask = (BMTask)targetItem.Content;
for (int i = ProfileTaskList.Items.Count - 1; i >= 0; i--)
{
if (ProfileTaskList.Items[i].Equals(targetTask))
{
if (removeSource)
{
profile.Tasks.Remove(task);
}
profile.Tasks.Insert(i, task);
break;
}
}
}
else if (!removeSource)
{
profile.Tasks.Add(task);
}
_isDragging = false;
e.Handled = true;
}
}
protected async override void OnDrop(System.Windows.DragEventArgs e)
{
double currMapX = 0;
double currMapY = 0;
System.Windows.DataObject d = (System.Windows.DataObject)e.Data;
string[] dataFormats = d.GetFormats();
string dataText = d.GetText();
Point position = e.GetPosition(this);
GMap.NET.PointLatLng curPosition = FromLocalToLatLng((int)position.X, (int)position.Y);
currMapX = curPosition.Lng;
currMapY = curPosition.Lat;
for (int i = 0; i < dataFormats.Length; i++)
{
string dragFormat = dataFormats[i];
if (dragFormat.Contains("FormationTree") && dataText == "Actor")
{
object dragObject = d.GetData(dragFormat);
FormationTree formation = dragObject as FormationTree;
if (formation == null)
{
continue;
}
enOSMhighwayFilter highwayFilter = enOSMhighwayFilter.Undefined;
SetHighwayFilter(highwayFilter);
shPointId PointId = await clsRoadRoutingWebApi.GetNearestPointIdOnRoad("0", highwayFilter, currMapX, currMapY);
if (PointId != null)
{
shPoint pnt = PointId.point;
DeployedFormation deployFormation = new DeployedFormation();
deployFormation.x = pnt.x;
deployFormation.y = pnt.y;
deployFormation.formation = formation;
AtomData atom = await TDSClient.SAGInterface.SAGSignalR.DeployFormationFromTree(VMMainViewModel.Instance.SimulationHubProxy, deployFormation);
if (atom != null)
{
AtomDeployedEventArgs args = new AtomDeployedEventArgs();
args.atom = atom;
if (AtomDeployedEvent != null)
{
AtomDeployedEvent(this, args);
}
}
}
return;
}
}
}
private void dg_Student_Drop(object sender, DragEventArgs e)
{
DataGrid dg = sender as DataGrid;
if (dg.SelectedItems.Count == 0)
{
ModernDialog.ShowMessage("没有选择要分班的记录，请先框选需要指定班级的记录", "消息", MessageBoxButton.OK);
return;
}
// 注册Drop事件用来接收数据。
IDataObject data = new DataObject();
data = e.Data;
object obj = data.GetData(typeof(BanJiSummaryModel));
if (obj != null)
{
bool isShowDialog = true;//是否显示对话框
bool isOverRide = true;//是否替换已有班级信息
foreach (DataRowView item in dg.SelectedItems)
{
if (!string.IsNullOrEmpty(item.Row["班级编号"].ToString()))
{
if (isShowDialog)
{
MessageBoxResult result = ModernDialog.ShowMessage("所选记录中已存在班级信息，是否替换班级信息？", "消息",
MessageBoxButton.YesNoCancel);
if (result == MessageBoxResult.Cancel) return;
if (result == MessageBoxResult.Yes)
{
isShowDialog = false;
isOverRide = true;
}
if (result == MessageBoxResult.No)
{
isShowDialog =isOverRide= false;
}
}
//如果覆盖班级信息 则修改内容
if (isOverRide)
{
item.Row["班级编号"] = (obj as BanJiSummaryModel).Bjbh;
item.Row["班级名称"] = (obj as BanJiSummaryModel).Bjmc;
item.Row["是否修改"] = true;
}
}
else
{
item.Row["班级编号"] = (obj as BanJiSummaryModel).Bjbh;
item.Row["班级名称"] = (obj as BanJiSummaryModel).Bjmc;
item.Row["是否修改"] = true;
}
}
}
}
public void Defaults ()
{
DataObject dobj = new DataObject ();
Assert.Throws<SecurityException> (() => dobj.GetFormats (), "GetFormats ()");
Assert.Throws<SecurityException> (() => dobj.GetFormats (true), "GetFormats (true)");
Assert.Throws<SecurityException> (() => dobj.GetFormats (false), "GetFormats (false)");
Assert.Throws<SecurityException> (() => dobj.GetData (DataFormats.FileDrop), "GetData (string)");
Assert.Throws<SecurityException> (() => dobj.GetData (DataFormats.FileDrop, true), "GetData (string,true)");
Assert.Throws<SecurityException> (() => dobj.GetData (DataFormats.FileDrop, false), "GetData (string,false)");
Assert.Throws<SecurityException> (() => dobj.GetData (typeof(string)), "GetData (Type)");
Assert.Throws<SecurityException> (() => dobj.GetDataPresent (DataFormats.FileDrop), "GetDataPresent (string)");
Assert.Throws<SecurityException> (() => dobj.GetDataPresent (DataFormats.FileDrop, true), "GetDataPresent (string,true)");
Assert.Throws<SecurityException> (() => dobj.GetDataPresent (DataFormats.FileDrop, false), "GetDataPresent (string,false)");
Assert.Throws<SecurityException> (() => dobj.GetDataPresent (typeof (string)), "GetDataPresent (Type)");
Assert.Throws<SecurityException> (() => dobj.SetData (DataFormats.FileDrop), "SetData (string)");
Assert.Throws<SecurityException> (() => dobj.SetData (DataFormats.FileDrop, true), "SetData (string,true)");
Assert.Throws<SecurityException> (() => dobj.SetData (DataFormats.FileDrop, false), "SetData (string,false)");
Assert.Throws<SecurityException> (() => dobj.SetData (typeof (string)), "SetData (Type)");
}
void TextEditor_Drop(object sender, DragEventArgs e)
{
Point pos = e.GetPosition(sender as IInputElement);
System.Windows.DataObject o = e.Data as System.Windows.DataObject;
string[] formats = o.GetFormats();
string SAMPLE_FORMAT = "DXUnionPacket.ViewModel.Sample";
string MSI_INSTALL_FORMAT = "DXInstaller.MSIInstaller";
string GONG_DD_FORMAT = "GongSolutions.Wpf.DragDrop.DropInfo";
string text = "";
foreach (string format in formats)
{
if (format.Equals(SAMPLE_FORMAT))
{
if (o.GetDataPresent(SAMPLE_FORMAT))
{
lock (sync){
Object oo = o.GetData(SAMPLE_FORMAT);
Sample s = o.GetData(SAMPLE_FORMAT, true) as Sample;
text = s.Text;
break;
}
}
}
if (format.Equals(MSI_INSTALL_FORMAT))
{
MSIInstaller i = o.GetData(MSI_INSTALL_FORMAT) as MSIInstaller;
text = i.Guid;
break;
}
}
if (!String.IsNullOrEmpty(text))
{
InsertText(text, pos);
}
}
public static Bitmap GetImageFromDataObject(DataObject dataObject)
{
try
{
string[] formats = dataObject.GetFormats(true);
if (formats == null || formats.Length == 0)
{
return(null);
}
//if (formats.Contains("PNG")) // causes errors when trying to save from recents
//{
// Console.WriteLine("PNG");
// using (MemoryStream ms = (MemoryStream)dataObject.GetData("PNG"))
// {
// ms.Position = 0;
// return new Bitmap(ms);
// }
//}
if (formats.Contains("System.Drawing.Bitmap"))
{
Console.WriteLine("System.Drawing.Bitmap");
Bitmap bitmap = (Bitmap)dataObject.GetData("System.Drawing.Bitmap");
return(bitmap);
}
else
{
return(dataObject.GetData(DataFormats.Bitmap) as Bitmap);
}
}
catch
{
return(null);
}
}
private void cvs1Drop(object sender, DragEventArgs e) {
IDataObject data = new DataObject();
data = e.Data;
if (data.GetDataPresent(typeof(Rectangle))) {
Rectangle rect = new Rectangle();
rect = data.GetData(typeof(Rectangle)) as Rectangle;
//canvas2.Children.Remove(rect);
//canvas2.Children.Add(rect);
string rectXaml = XamlWriter.Save(rect);
StringReader stringReader = new StringReader(rectXaml);
XmlReader xmlReader = XmlReader.Create(stringReader);
UIElement clonedChild = (UIElement)XamlReader.Load(xmlReader);
canvas1.Children.Add(clonedChild);
}
}
private void TextSelectionToDataObject(object sender, RoutedEventArgs e)
{
// Create a new data object using one of the overloaded constructors. This particular
// overload accepts a string specifying the data format (provided by the DataFormats class),
// and an Object (in this case a string) that represents the data to be stored in the data object.
var dataObject = new DataObject(DataFormats.Text, sourceTextBox.SelectedText);
dataObjectInfoTextBox.Clear();
// Get and display the native data formats (filtering out auto-convertable data formats).
dataObjectInfoTextBox.Text = "\nNative data formats present:\n";
foreach (var format in dataObject.GetFormats(false /*autoconvert*/))
dataObjectInfoTextBox.Text += format + "\n";
// Display the data in the data object.
dataObjectInfoTextBox.Text += "\nData contents:\n";
dataObjectInfoTextBox.Text += dataObject.GetData(DataFormats.Text, false /*autoconvert*/).ToString();
}
private Bitmap getBitmapFromControlsImage(System.Windows.Controls.Image img)
{
var d = new System.Windows.DataObject(System.Windows.DataFormats.Bitmap, img.Source, true);
var bmp = d.GetData("System.Drawing.Bitmap") as System.Drawing.Bitmap;
return(bmp);
//MemoryStream ms = null;
//JpegBitmapEncoder jpegBitmapEncoder = null;
//BitmapEncoder bencoder = new JpegBitmapEncoder();
//Bitmap bmp = null;
//BitmapImage bitmapImage = new BitmapImage();
//if ((int)img.Source.Width > 0)
//{
// RenderTargetBitmap renderTargetBitmap = new RenderTargetBitmap((int)img.Source.Width,
// (int)img.Source.Height,
// 100, 100, PixelFormats.Default);
// renderTargetBitmap.Render(img);
// jpegBitmapEncoder = new JpegBitmapEncoder();
// jpegBitmapEncoder.Frames.Add(BitmapFrame.Create(renderTargetBitmap));
// bencoder.Frames.Add(BitmapFrame.Create(renderTargetBitmap));
// using (ms = new MemoryStream())
// {
// bencoder.Save(ms);
// bmp = new System.Drawing.Bitmap(ms);
// }
//}
//Bitmap bmp2 = new Bitmap(bmp);
//bmp.Dispose();
//return bmp2;
}
void IDragSourceAdvisor.FinishDrag(DataObject draggedElt, DragDropEffects finalEffects, bool DropOk)
{
if (this.Mode == DragAndDropSourceMode.ReadOnly)
return;
if (DropOk == false)
return;
IList l = _ListBox.ItemsSource as IList;
if (l == null)
return;
object oindex = draggedElt.GetData("OriginalSourceIndex");
if (oindex != null)
{
l.RemoveAt((int)oindex);
return;
}
List<int> indexes = draggedElt.GetData("OriginalSourceIndexes") as List<int>;
if (indexes == null)
return;
indexes.OrderByDescending(i => i).Apply(ind => l.RemoveAt(ind));
}
private static object TryGetData(DataObject dataObject, string dataFormat)
{
try
{
return dataObject.GetData(dataFormat);
}
catch (OutOfMemoryException)
{
Trace.TraceError("OutOfMemoryException thrown from DataObject.");
}
return null;
}