/// <summary>
/// Notifies the DragDropHelper that the current Control received
/// a Drop event.
/// </summary>
/// <param name="dropHelper">The DragDropHelper instance to notify.</param>
/// <param name="data">The DataObject containing a drag image.</param>
/// <param name="cursorOffset">The current cursor's offset relative to the window.</param>
/// <param name="effect">The accepted drag drop effect.</param>
public static void Drop(this IDropTargetHelper dropHelper, System.Windows.Forms.IDataObject data, Point cursorOffset,
DragDropEffects effect)
{
Win32Point pt = cursorOffset.ToWin32Point();
dropHelper.Drop((ComIDataObject)data, ref pt, (int)effect);
}
private void dataGridView1_DragDrop(object sender, DragEventArgs e)
{
e.Effect = DragDropEffects.Copy;
Point p = Cursor.Position;
Win32Point wp;
wp.x = p.X;
wp.y = p.Y;
IDropTargetHelper dropHelper = (IDropTargetHelper) new DragDropHelper();
dropHelper.Drop((ComIDataObject)e.Data, ref wp, (int)e.Effect);
if (e.Data.GetData(DataFormats.FileDrop) is string[] files && files.Any())
{
using (var stream = File.Open(files.First(), FileMode.Open, FileAccess.Read))
{
using (var reader = ExcelReaderFactory.CreateReader(stream))
{
ds = reader.AsDataSet();
dataGridView1.DataSource = ds.Tables[0];
DisableSorting();
lblDrop.Visible = false;
SetComponentsEnabled(true);
SelectDate();
}
}
}
}
protected virtual void OnDrop(DragEventArgs e, FrameworkElement element)
{
Win32Point wp;
System.Windows.Point p = e.GetPosition(element);
wp.x = (int)p.X;
wp.y = (int)p.Y;
_DropTargetHelper.Drop((ComIDataObject)e.Data, ref wp, (int)e.Effects);
}
public static void ProcessDragDrop(DragEventArgs e)
{
Point point = Cursor.Position;
WindowsPoint winpoint;
winpoint.X = point.X;
winpoint.Y = point.Y;
IDropTargetHelper dropHelper = (IDropTargetHelper) new DragDropHelper();
dropHelper.Drop((ComIDataObject)e.Data, ref winpoint, (int)e.Effect);
}
protected void control_OnDragDrop(object sender, DragEventArgs e)
{
e.Effect = DragDropEffects.Copy;
Point p = Cursor.Position;
Win32Point wp;
wp.x = p.X;
wp.y = p.Y;
IDropTargetHelper dropHelper = (IDropTargetHelper) new DragDropHelper();
dropHelper.Drop((ComIDataObject)e.Data, ref wp, (int)e.Effect);
}
protected override void OnDrop(DragEventArgs e)
{
Win32Point wp;
e.Effects = DragDropEffects.Copy;
Point p = e.GetPosition(this);
wp.x = (int)p.X;
wp.y = (int)p.Y;
IDropTargetHelper dropHelper = (IDropTargetHelper) new DragDropHelper();
dropHelper.Drop((ComIDataObject)e.Data, ref wp, (int)e.Effects);
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
string[] files = e.Data.GetData(DataFormats.FileDrop) as string[];
this.OpenImage(files[0]);
}
System.Windows.IDataObject data = e.Data;
string[] formats = data.GetFormats();
if (formats.Contains("text/html"))
{
var obj = data.GetData("text/html");
string html = string.Empty;
if (obj is string)
{
html = (string)obj;
}
else if (obj is MemoryStream)
{
MemoryStream ms = (MemoryStream)obj;
byte[] buffer = new byte[ms.Length];
ms.Read(buffer, 0, (int)ms.Length);
if (buffer[1] == (byte)0) // Detecting unicode
{
html = System.Text.Encoding.Unicode.GetString(buffer);
}
else
{
html = System.Text.Encoding.ASCII.GetString(buffer);
}
}
// Using a regex to parse HTML, but JUST FOR THIS EXAMPLE :-)
var match = new Regex(@"<img[^>]+src=""([^""]*)""").Match(html);
if (match.Success)
{
Uri uri = new Uri(match.Groups[1].Value);
SetImageFromUri(uri);
}
}
}
/// <summary>
/// Notifies the DragDropHelper that the current Control received
/// a DragOver event.
/// </summary>
/// <param name="data">The DataObject containing a drag image.</param>
/// <param name="cursorOffset">The current cursor's offset relative to the window.</param>
/// <param name="effect">The accepted drag drop effect.</param>
public static void Drop(IDataObject data, Point cursorOffset, DragDropEffects effect)
{
// No need to clear the drop description, but don't keep it stored to avoid memory leaks
foreach (KeyValuePair <Control, IDataObject> pair in s_dataContext)
{
if (ReferenceEquals(pair.Value, data))
{
s_dataContext.Remove(pair);
break;
}
}
s_instance.Drop(data, cursorOffset, effect);
}
public int DragDrop(IntPtr pDataObj, ShellAPI.MK grfKeyState, ShellAPI.POINT pt, ref DragDropEffects pdwEffect)
{
OnDrop(new DropEventArgs(mouseButtons, br.FileView));
if (!((mouseButtons & ShellAPI.MK.RBUTTON) != 0 ||
grfKeyState == ShellAPI.MK.CONTROL ||
grfKeyState == ShellAPI.MK.ALT ||
grfKeyState == (ShellAPI.MK.CONTROL | ShellAPI.MK.SHIFT)) && ShellItem.Equals(parentDragItem, parentDropItem))
{
ResetDrop();
ReleaseCom();
pdwEffect = DragDropEffects.None;
if (dropHelper != null)
{
dropHelper.Drop(pDataObj, ref pt, pdwEffect);
}
return(ShellAPI.S_OK);
}
ResetDrop();
if (dropTarget != null)
{
dropTarget.DragDrop(pDataObj, grfKeyState, pt, ref pdwEffect);
ReleaseCom();
dropDataObject = IntPtr.Zero;
}
if (dropHelper != null)
{
dropHelper.Drop(pDataObj, ref pt, pdwEffect);
}
return(ShellAPI.S_OK);
}
protected override void OnDrop(DragEventArgs e)
{
e.Effects = DragDropEffects.Copy;
System.Windows.Point p = e.GetPosition(this);
Win32Point pt;
pt.x = (int)p.X;
pt.y = (int)p.Y;
IDropTargetHelper dropHelper = (IDropTargetHelper) new DragDropHelper();
dropHelper.Drop((ComIDataObject)e.Data, ref pt, (int)e.Effects);
}
/// <summary>
/// Notifies the DragDropHelper that the current Control received
/// a DragOver event.
/// </summary>
/// <param name="data">The DataObject containing a drag image.</param>
/// <param name="cursorOffset">The current cursor's offset relative to the window.</param>
/// <param name="effect">The accepted drag drop effect.</param>
public static void Drop(IDataObject data, System.Drawing.Point cursorOffset, DragDropEffects effect)
{
// No need to clear the drop description, but don't keep it stored to avoid memory leaks
foreach (KeyValuePair <Control, IDataObject> pair in s_dataContext)
{
if (object.ReferenceEquals(pair.Value, data))
{
s_dataContext.Remove(pair);
break;
}
}
Win32Point pt = SwfDragDropLibExtensions.ToWin32Point(cursorOffset);
s_instance.Drop((ComIDataObject)data, ref pt, (int)effect);
}
private void ClipsDragDrop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(DataFormats.StringFormat))
{
if (!fMainForm.fFromClips && !fMainForm.fFromFavorites && !fMainForm.fFromMFU)
{
ClipItem Clip = new ClipItem((string)(e.Data.GetData(DataFormats.Text)), true);
// add the selected string to bottom of list
fClips.Add(Clip);
Items.Add(e.Data.GetData(DataFormats.Text));
}
if (fMainForm.fFromFavorites)
{
int IndexItem = fMainForm.fIndexToDragFromFavorites;
if (IndexItem >= 0 && IndexItem < fMainForm.listBoxFavorites.Items.Count)
{
int Index = 0;
try
{
Index = int.Parse((string)e.Data.GetData(DataFormats.Text));
}
catch (Exception)
{
Console.WriteLine("Erreur de parsing");
}
ClipItem Clip = fMainForm.listBoxFavorites.fFavorites[Index];
fClips.Add(Clip);
Items.Add(fClips.Count.ToString());
}
fMainForm.fFromFavorites = false;
}
//Refresh
Refresh();
}
#if ADVANCED_DRAG_AND_DROP
Point p = Cursor.Position;
Win32Point wp;
wp.x = p.X;
wp.y = p.Y;
IDropTargetHelper dropHelper = (IDropTargetHelper) new DragDropHelper();
dropHelper.Drop((ComIDataObject)e.Data, ref wp, (int)e.Effect);
#endif
}
public void Drag_Drop(DragEventArgs e)
{
FlashWindow.Stop(Main.Current);
try
{
Point _p = Cursor.Position;
Win32Point _wp;
_wp.x = _p.X;
_wp.y = _p.Y;
IDropTargetHelper _dropHelper = (IDropTargetHelper) new DragDropHelper();
_dropHelper.Drop((System.Runtime.InteropServices.ComTypes.IDataObject)e.Data, ref _wp, (int)e.Effect);
}
catch
{
}
DoDataPaste(e.Data);
}
/// <summary>
/// Notifies the DragDropHelper that the current Control received
/// a Drop event.
/// </summary>
/// <param name="dropHelper">The DragDropHelper instance to notify.</param>
/// <param name="data">The DataObject containing a drag image.</param>
/// <param name="cursorOffset">The current cursor's offset relative to the window.</param>
/// <param name="effect">The accepted drag drop effect.</param>
public static void Drop(this IDropTargetHelper dropHelper, IDataObject data, Point cursorOffset, DragDropEffects effect)
{
Win32Point pt = SwfDragDropLibExtensions.ToWin32Point(cursorOffset);
dropHelper.Drop((ComIDataObject)data, ref pt, (int)effect);
}
/// <summary>
/// Notifies the DragDropHelper that the current Window received
/// a DragOver event.
/// </summary>
/// <param name="data">The DataObject containing a drag image.</param>
/// <param name="cursorOffset">The current cursor's offset relative to the window.</param>
/// <param name="effect">The accepted drag drop effect.</param>
public static void Drop(IDataObject data, Point cursorOffset, DragDropEffects effect)
{
SInstance.Drop(data, cursorOffset, effect);
}
