void OleInterop.IDataObject.SetData(OleInterop.FORMATETC[] pFormatetc, OleInterop.STGMEDIUM[] pmedium, int fRelease)
{
if (null != oleData)
{
oleData.SetData(pFormatetc, pmedium, fRelease);
return;
}
if ((null == pFormatetc) || (1 != pFormatetc.Length) ||
(null == pmedium) || (1 != pmedium.Length))
{
throw new ArgumentException();
}
BclComTypes.FORMATETC bclFormat = StructConverter.OleFormatETC2Bcl(ref pFormatetc[0]);
BclComTypes.STGMEDIUM bclMedium = StructConverter.OleSTGMEDIUM2Bcl(ref pmedium[0]);
bclData.SetData(ref bclFormat, ref bclMedium, (fRelease == 0) ? false : true);
}
/// <summary>
/// Returns a dataobject from selected nodes
/// </summary>
/// <param name="cutHighlightItems">boolean that defines if the selected items must be cut</param>
/// <returns>data object for selected items</returns>
internal virtual DataObject PackageSelectionDataObject(bool cutHighlightItems)
{
this.CleanupSelectionDataObject(false, false, false);
StringBuilder sb = new StringBuilder();
DataObject dataObject = null;
try
{
IList <HierarchyNode> selectedNodes = this.GetSelectedNodes();
if (selectedNodes != null)
{
this.InstantiateItemsDraggedOrCutOrCopiedList();
StringBuilder selectionContent = null;
// If there is a selection package the data
if (selectedNodes.Count > 1)
{
foreach (HierarchyNode node in selectedNodes)
{
selectionContent = node.PrepareSelectedNodesForClipBoard();
if (selectionContent != null)
{
sb.Append(selectionContent);
}
}
}
else if (selectedNodes.Count == 1)
{
HierarchyNode selectedNode = selectedNodes[0];
selectionContent = selectedNode.PrepareSelectedNodesForClipBoard();
if (selectionContent != null)
{
sb.Append(selectionContent);
}
}
}
// Add the project items first.
IntPtr ptrToItems = this.PackageSelectionData(sb, false);
if (ptrToItems == IntPtr.Zero)
{
return(null);
}
FORMATETC fmt = DragDropHelper.CreateFormatEtc(DragDropHelper.CF_VSSTGPROJECTITEMS);
dataObject = new DataObject();
dataObject.SetData(fmt, ptrToItems);
// Now add the project path that sourced data. We just write the project file path.
IntPtr ptrToProjectPath = this.PackageSelectionData(new StringBuilder(this.GetMkDocument()), true);
if (ptrToProjectPath != IntPtr.Zero)
{
dataObject.SetData(DragDropHelper.CreateFormatEtc(DragDropHelper.CF_VSPROJECTCLIPDESCRIPTOR), ptrToProjectPath);
}
if (cutHighlightItems)
{
bool first = true;
IVsUIHierarchyWindow w = UIHierarchyUtilities.GetUIHierarchyWindow(this.site, HierarchyNode.SolutionExplorer);
foreach (HierarchyNode node in this.ItemsDraggedOrCutOrCopied)
{
ErrorHandler.ThrowOnFailure(w.ExpandItem((IVsUIHierarchy)this, node.ID, first ? EXPANDFLAGS.EXPF_CutHighlightItem : EXPANDFLAGS.EXPF_AddCutHighlightItem));
first = false;
}
}
}
catch (COMException e)
{
Trace.WriteLine("Exception : " + e.Message);
dataObject = null;
}
return(dataObject);
}
/// <summary>
/// Returns a dataobject from selected nodes
/// </summary>
/// <param name="cutHighlightItems">boolean that defines if the selected items must be cut</param>
/// <returns>data object for selected items</returns>
internal virtual DataObject PackageSelectionDataObject(bool cutHighlightItems)
{
this.CleanupSelectionDataObject(false, false, false);
StringBuilder sb = new StringBuilder();
DataObject dataObject = null;
try
{
IList<HierarchyNode> selectedNodes = this.GetSelectedNodes();
if (selectedNodes != null)
{
this.InstantiateItemsDraggedOrCutOrCopiedList();
StringBuilder selectionContent = null;
// If there is a selection package the data
if (selectedNodes.Count > 1)
{
foreach (HierarchyNode node in selectedNodes)
{
selectionContent = node.PrepareSelectedNodesForClipBoard();
if (selectionContent != null)
{
sb.Append(selectionContent);
}
}
}
else if (selectedNodes.Count == 1)
{
HierarchyNode selectedNode = selectedNodes[0];
selectionContent = selectedNode.PrepareSelectedNodesForClipBoard();
if (selectionContent != null)
{
sb.Append(selectionContent);
}
}
}
// Add the project items first.
IntPtr ptrToItems = this.PackageSelectionData(sb, false);
if (ptrToItems == IntPtr.Zero)
{
return null;
}
FORMATETC fmt = DragDropHelper.CreateFormatEtc(DragDropHelper.CF_VSSTGPROJECTITEMS);
dataObject = new DataObject();
dataObject.SetData(fmt, ptrToItems);
// Now add the project path that sourced data. We just write the project file path.
IntPtr ptrToProjectPath = this.PackageSelectionData(new StringBuilder(this.GetMkDocument()), true);
if (ptrToProjectPath != IntPtr.Zero)
{
dataObject.SetData(DragDropHelper.CreateFormatEtc(DragDropHelper.CF_VSPROJECTCLIPDESCRIPTOR), ptrToProjectPath);
}
if (cutHighlightItems)
{
bool first = true;
IVsUIHierarchyWindow w = UIHierarchyUtilities.GetUIHierarchyWindow(this.site, HierarchyNode.SolutionExplorer);
foreach (HierarchyNode node in this.ItemsDraggedOrCutOrCopied)
{
ErrorHandler.ThrowOnFailure(w.ExpandItem((IVsUIHierarchy)this, node.ID, first ? EXPANDFLAGS.EXPF_CutHighlightItem : EXPANDFLAGS.EXPF_AddCutHighlightItem));
first = false;
}
}
}
catch (COMException e)
{
Trace.WriteLine("Exception : " + e.Message);
dataObject = null;
}
return dataObject;
}