private void contextMenuStrip1_ItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
switch (e.ClickedItem.Name)
{
case "MenuItemCopy":
this.txtSend.Copy();
break;
case "MenuItemPaset":
{
System.Windows.Forms.IDataObject data = Clipboard.GetDataObject(); //从剪贴板中获取数据
if (data.GetDataPresent(typeof(Image))) //判断是否是图片类型
{
MessageBox.Show(data.GetType().ToString());
}
//this.txtSend.Paste();
}
break;
case "MenuItemCut":
this.txtSend.Cut();
break;
case "MenuItemDel":
this.txtSend.SelectedText = "";
break;
case "MenuItemSelAll":
this.Focus();
this.txtSend.SelectAll();
break;
}
}
private static MemoryStream GetFileContentFromHGlobal(this System.Windows.Forms.IDataObject data, STGMEDIUM medium)
{
var innerDataField = data.GetType().GetField("innerData", BindingFlags.NonPublic | BindingFlags.Instance);
var oldData = (System.Windows.Forms.IDataObject)innerDataField.GetValue(data);
var getDataFromHGLOBLALMethod = oldData.GetType().GetMethod("GetDataFromHGLOBLAL", BindingFlags.NonPublic | BindingFlags.Instance);
return((MemoryStream)getDataFromHGLOBLALMethod.Invoke(oldData, new object[] { "FileContents", medium.unionmember }));
}
/// <summary>
/// Initializes a new instance of the class.
/// </summary>
/// <param name="underlyingDataObject">The underlying data object to wrap.</param>
public RemoteDataObject(System.Windows.Forms.IDataObject underlyingDataObject)
{
//get the underlying dataobject and its ComType IDataObject interface to it
this.underlyingDataObject = underlyingDataObject;
comUnderlyingDataObject = (System.Runtime.InteropServices.ComTypes.IDataObject) this.underlyingDataObject;
//get the internal ole dataobject and its GetDataFromHGLOBAL so it can be called later
FieldInfo innerDataField = this.underlyingDataObject.GetType().GetField("innerData", BindingFlags.NonPublic | BindingFlags.Instance);
oleUnderlyingDataObject = (System.Windows.Forms.IDataObject)innerDataField.GetValue(this.underlyingDataObject);
getDataFromHGLOBALMethod = oleUnderlyingDataObject.GetType().GetMethod("GetDataFromHGLOBAL", BindingFlags.NonPublic | BindingFlags.Instance);
}
/// <summary>
/// Initializes a new instance of the <see cref="OutlookDataObject"/> class.
/// </summary>
/// <param name="underlyingDataObject">The underlying data object to wrap.</param>
public OutlookDataObject(System.Windows.Forms.IDataObject underlyingDataObject)
{
//get the underlying dataobject and its ComType IDataObject interface to it
this._underlyingDataObject = underlyingDataObject;
_comUnderlyingDataObject = (System.Runtime.InteropServices.ComTypes.IDataObject) this._underlyingDataObject;
//get the internal ole dataobject and its GetDataFromHGLOBLAL so it can be called later
var innerDataField = this._underlyingDataObject.GetType().GetField("innerData", BindingFlags.NonPublic | BindingFlags.Instance);
_oleUnderlyingDataObject = (System.Windows.Forms.IDataObject)innerDataField.GetValue(this._underlyingDataObject);
_getDataFromHgloblalMethod = _oleUnderlyingDataObject.GetType().GetMethod("GetDataFromHGLOBLAL", BindingFlags.NonPublic | BindingFlags.Instance);
}
/// <summary>
/// Initializes a new instance of the <see cref="DataObject"/> class.
/// </summary>
/// <param name="underlyingDataObject">The underlying data object to wrap.</param>
public DataObject(IDataObject underlyingDataObject)
{
//get the underlying dataobject and its ComType IDataObject interface to it
_underlyingDataObject = underlyingDataObject;
_comUnderlyingDataObject = (System.Runtime.InteropServices.ComTypes.IDataObject)_underlyingDataObject;
//get the internal ole dataobject and its GetDataFromHGLOBLAL so it can be called later
var innerDataField = _underlyingDataObject.GetType().GetField("innerData", BindingFlags.NonPublic | BindingFlags.Instance);
// ReSharper disable once PossibleNullReferenceException
_oleUnderlyingDataObject = (IDataObject)innerDataField.GetValue(_underlyingDataObject);
_getDataFromHgloblalMethod = _oleUnderlyingDataObject.GetType()
.GetMethod("GetDataFromHGLOBLAL", BindingFlags.NonPublic | BindingFlags.Instance);
}
/// <summary>
/// Initializes a new instance of the <see cref="DataObject"/> class.
/// </summary>
/// <param name="underlyingDataObject">The underlying data object to wrap.</param>
public DataObject(IDataObject underlyingDataObject)
{
//get the underlying dataobject and its ComType IDataObject interface to it
_underlyingDataObject = underlyingDataObject;
_comUnderlyingDataObject = (System.Runtime.InteropServices.ComTypes.IDataObject)_underlyingDataObject;
//get the internal ole dataobject and its GetDataFromHGLOBLAL so it can be called later
var innerDataField = _underlyingDataObject.GetType().GetField("innerData", BindingFlags.NonPublic | BindingFlags.Instance);
// ReSharper disable once PossibleNullReferenceException
_oleUnderlyingDataObject = (IDataObject)innerDataField.GetValue(_underlyingDataObject);
_getDataFromHgloblalMethod = _oleUnderlyingDataObject.GetType()
.GetMethod("GetDataFromHGLOBLAL", BindingFlags.NonPublic | BindingFlags.Instance);
}
