/// <summary>
/// Get's called to rename the eventually running document this hierarchyitem points to
/// </summary>
/// returns FALSE if the doc can not be renamed
internal bool RenameDocument(string oldName, string newName)
{
IVsRunningDocumentTable pRDT = this.GetService(typeof(IVsRunningDocumentTable)) as IVsRunningDocumentTable;
if (pRDT == null)
{
return(false);
}
IntPtr docData = IntPtr.Zero;
IVsHierarchy pIVsHierarchy;
uint itemId;
uint uiVsDocCookie;
SuspendFileChanges sfc = new SuspendFileChanges(this.ProjectMgr.Site, oldName);
sfc.Suspend();
try
{
// Suspend ms build since during a rename operation no msbuild re-evaluation should be performed until we have finished.
// Scenario that could fail if we do not suspend.
// We have a project system relying on MPF that triggers a Compile target build (re-evaluates itself) whenever the project changes. (example: a file is added, property changed.)
// 1. User renames a file in the above project sytem relying on MPF
// 2. Our rename funstionality implemented in this method removes and readds the file and as a post step copies all msbuild entries from the removed file to the added file.
// 3. The project system mentioned will trigger an msbuild re-evaluate with the new item, because it was listening to OnItemAdded.
// The problem is that the item at the "add" time is only partly added to the project, since the msbuild part has not yet been copied over as mentioned in part 2 of the last step of the rename process.
// The result is that the project re-evaluates itself wrongly.
VSRENAMEFILEFLAGS renameflag = VSRENAMEFILEFLAGS.VSRENAMEFILEFLAGS_NoFlags;
try
{
this.ProjectMgr.SuspendMSBuild();
ErrorHandler.ThrowOnFailure(pRDT.FindAndLockDocument((uint)_VSRDTFLAGS.RDT_NoLock, oldName, out pIVsHierarchy, out itemId, out docData, out uiVsDocCookie));
if (pIVsHierarchy != null && !Utilities.IsSameComObject(pIVsHierarchy, this.ProjectMgr))
{
// Don't rename it if it wasn't opened by us.
return(false);
}
// ask other potentially running packages
if (!this.ProjectMgr.Tracker.CanRenameItem(oldName, newName, renameflag))
{
return(false);
}
// Allow the user to "fix" the project by renaming the item in the hierarchy
// to the real name of the file on disk.
if (IsFileOnDisk(oldName) || !IsFileOnDisk(newName))
{
RenameInStorage(oldName, newName);
}
string newFileName = Path.GetFileName(newName);
DocumentManager.UpdateCaption(this.ProjectMgr.Site, newFileName, docData);
bool caseOnlyChange = NativeMethods.IsSamePath(oldName, newName);
if (!caseOnlyChange)
{
// Check out the project file if necessary.
if (!this.ProjectMgr.QueryEditProjectFile(false))
{
throw Marshal.GetExceptionForHR(VSConstants.OLE_E_PROMPTSAVECANCELLED);
}
this.RenameFileNode(oldName, newName);
}
else
{
this.RenameCaseOnlyChange(newFileName);
}
}
finally
{
this.ProjectMgr.ResumeMSBuild(this.ProjectMgr.ReEvaluateProjectFileTargetName);
}
this.ProjectMgr.Tracker.OnItemRenamed(oldName, newName, renameflag);
}
finally
{
sfc.Resume();
if (docData != IntPtr.Zero)
{
Marshal.Release(docData);
}
}
return(true);
}
/// <summary>
/// Performs a SaveAs operation of an open document. Called from SaveItem after the running document table has been updated with the new doc data.
/// </summary>
/// <param name="docData">A pointer to the document in the rdt</param>
/// <param name="newFilePath">The new file path to the document</param>
/// <returns></returns>
protected override int AfterSaveItemAs(IntPtr docData, string newFilePath)
{
if (String.IsNullOrEmpty(newFilePath))
{
throw new ArgumentException(SR.GetString(SR.ParameterCannotBeNullOrEmpty), "newFilePath");
}
int returnCode = VSConstants.S_OK;
newFilePath.Trim();
//Identify if Path or FileName are the same for old and new file
string newDirectoryName = Path.GetDirectoryName(newFilePath);
Uri newDirectoryUri = new Uri(newDirectoryName);
string newCanonicalDirectoryName = newDirectoryUri.LocalPath;
newCanonicalDirectoryName = newCanonicalDirectoryName.TrimEnd(Path.DirectorySeparatorChar);
string oldCanonicalDirectoryName = new Uri(Path.GetDirectoryName(this.GetMkDocument())).LocalPath;
oldCanonicalDirectoryName = oldCanonicalDirectoryName.TrimEnd(Path.DirectorySeparatorChar);
string errorMessage = String.Empty;
bool isSamePath = NativeMethods.IsSamePath(newCanonicalDirectoryName, oldCanonicalDirectoryName);
bool isSameFile = NativeMethods.IsSamePath(newFilePath, this.Url);
// Currently we do not support if the new directory is located outside the project cone
string projectCannonicalDirecoryName = new Uri(this.ProjectMgr.ProjectFolder).LocalPath;
projectCannonicalDirecoryName = projectCannonicalDirecoryName.TrimEnd(Path.DirectorySeparatorChar);
if (!isSamePath && newCanonicalDirectoryName.ToLower().IndexOf(projectCannonicalDirecoryName.ToLower()) == -1)
{
errorMessage = String.Format(CultureInfo.CurrentCulture, SR.GetString(SR.LinkedItemsAreNotSupported), Path.GetFileNameWithoutExtension(newFilePath));
throw new InvalidOperationException(errorMessage);
}
//Get target container
HierarchyNode targetContainer = null;
if (isSamePath)
{
targetContainer = this.Parent;
}
else if (NativeMethods.IsSamePath(newCanonicalDirectoryName, projectCannonicalDirecoryName))
{
//the projectnode is the target container
targetContainer = this.ProjectMgr;
}
else
{
//search for the target container among existing child nodes
targetContainer = this.ProjectMgr.FindChild(newDirectoryName);
if (targetContainer != null && (targetContainer is FileNode))
{
// We already have a file node with this name in the hierarchy.
errorMessage = String.Format(CultureInfo.CurrentCulture, SR.GetString(SR.FileAlreadyExistsAndCannotBeRenamed), Path.GetFileNameWithoutExtension(newFilePath));
throw new InvalidOperationException(errorMessage);
}
}
if (targetContainer == null)
{
// Add a chain of subdirectories to the project.
string relativeUri = PackageUtilities.GetPathDistance(this.ProjectMgr.BaseURI.Uri, newDirectoryUri);
Debug.Assert(!String.IsNullOrEmpty(relativeUri) && relativeUri != newDirectoryUri.LocalPath, "Could not make pat distance of " + this.ProjectMgr.BaseURI.Uri.LocalPath + " and " + newDirectoryUri);
targetContainer = this.ProjectMgr.CreateFolderNodes(relativeUri);
}
Debug.Assert(targetContainer != null, "We should have found a target node by now");
//Suspend file changes while we rename the document
string oldrelPath = this.ItemNode.GetMetadata(ProjectFileConstants.Include);
string oldName = Path.Combine(this.ProjectMgr.ProjectFolder, oldrelPath);
SuspendFileChanges sfc = new SuspendFileChanges(this.ProjectMgr.Site, oldName);
sfc.Suspend();
try
{
// Rename the node.
DocumentManager.UpdateCaption(this.ProjectMgr.Site, Path.GetFileName(newFilePath), docData);
// Check if the file name was actually changed.
// In same cases (e.g. if the item is a file and the user has changed its encoding) this function
// is called even if there is no real rename.
if (!isSameFile || (this.Parent.ID != targetContainer.ID))
{
// The path of the file is changed or its parent is changed; in both cases we have
// to rename the item.
this.RenameFileNode(oldName, newFilePath, targetContainer.ID);
OnInvalidateItems(this.Parent);
}
}
catch (Exception e)
{
Trace.WriteLine("Exception : " + e.Message);
this.RecoverFromRenameFailure(newFilePath, oldrelPath);
throw e;
}
finally
{
sfc.Resume();
}
return(returnCode);
}
/// <summary>
/// Renames the file in the hierarchy by removing old node and adding a new node in the hierarchy.
/// </summary>
/// <param name="oldFileName">The old file name.</param>
/// <param name="newFileName">The new file name</param>
/// <param name="newParentId">The new parent id of the item.</param>
/// <returns>The newly added FileNode.</returns>
/// <remarks>While a new node will be used to represent the item, the underlying MSBuild item will be the same and as a result file properties saved in the project file will not be lost.</remarks>
protected virtual FileNode RenameFileNode(string oldFileName, string newFileName, uint newParentId)
{
if (string.Compare(oldFileName, newFileName, StringComparison.InvariantCulture) == 0)
{
// We do not want to rename the same file
return(null);
}
this.OnItemDeleted();
this.Parent.RemoveChild(this);
// Since this node has been removed all of its state is zombied at this point
// Do not call virtual methods after this point since the object is in a deleted state.
string[] file = new string[1];
file[0] = newFileName;
VSADDRESULT[] result = new VSADDRESULT[1];
Guid emptyGuid = Guid.Empty;
ErrorHandler.ThrowOnFailure(this.ProjectMgr.AddItemWithSpecific(newParentId, VSADDITEMOPERATION.VSADDITEMOP_OPENFILE, null, 0, file, IntPtr.Zero, 0, ref emptyGuid, null, ref emptyGuid, result));
FileNode childAdded = this.ProjectMgr.FindChild(newFileName) as FileNode;
Debug.Assert(childAdded != null, "Could not find the renamed item in the hierarchy");
// Update the itemid to the newly added.
this.ID = childAdded.ID;
// Remove the item created by the add item. We need to do this otherwise we will have two items.
// Please be aware that we have not removed the ItemNode associated to the removed file node from the hierrachy.
// What we want to achieve here is to reuse the existing build item.
// We want to link to the newly created node to the existing item node and addd the new include.
//temporarily keep properties from new itemnode since we are going to overwrite it
string newInclude = childAdded.ItemNode.Item.Include;
string dependentOf = childAdded.ItemNode.GetMetadata(ProjectFileConstants.DependentUpon);
childAdded.ItemNode.RemoveFromProjectFile();
// Assign existing msbuild item to the new childnode
childAdded.ItemNode = this.ItemNode;
childAdded.ItemNode.Item.Name = this.ItemNode.ItemName;
childAdded.ItemNode.Item.Include = newInclude;
if (!string.IsNullOrEmpty(dependentOf))
{
childAdded.ItemNode.SetMetadata(ProjectFileConstants.DependentUpon, dependentOf);
}
childAdded.ItemNode.RefreshProperties();
//Update the new document in the RDT.
DocumentManager.RenameDocument(this.ProjectMgr.Site, oldFileName, newFileName, childAdded.ID);
//Select the new node in the hierarchy
IVsUIHierarchyWindow uiWindow = UIHierarchyUtilities.GetUIHierarchyWindow(this.ProjectMgr.Site, SolutionExplorer);
uiWindow.ExpandItem(this.ProjectMgr, this.ID, EXPANDFLAGS.EXPF_SelectItem);
//Update FirstChild
childAdded.FirstChild = this.FirstChild;
//Update ChildNodes
SetNewParentOnChildNodes(childAdded);
RenameChildNodes(childAdded);
return(childAdded);
}
public override int OnBeforeDropNotify(IOleDataObject o, uint dwEffect, out int fCancelDrop)
{
fCancelDrop = 0;
bool dirty = false;
foreach (HierarchyNode node in ItemsDraggedOrCutOrCopied)
{
bool isDirty, isOpen, isOpenedByUs;
uint docCookie;
IVsPersistDocData ppIVsPersistDocData;
DocumentManager manager = node.GetDocumentManager();
if (manager != null)
{
manager.GetDocInfo(out isOpen, out isDirty, out isOpenedByUs, out docCookie, out ppIVsPersistDocData);
if (isDirty && isOpenedByUs)
{
dirty = true;
break;
}
}
}
// if there are no dirty docs we are ok to proceed
if (!dirty)
{
return(VSConstants.S_OK);
}
// Prompt to save if there are dirty docs
string message = SR.GetString(SR.SaveModifiedDocuments);
string title = string.Empty;
OLEMSGICON icon = OLEMSGICON.OLEMSGICON_WARNING;
OLEMSGBUTTON buttons = OLEMSGBUTTON.OLEMSGBUTTON_YESNOCANCEL;
OLEMSGDEFBUTTON defaultButton = OLEMSGDEFBUTTON.OLEMSGDEFBUTTON_FIRST;
int result = VsShellUtilities.ShowMessageBox(Site, title, message, icon, buttons, defaultButton);
switch (result)
{
case NativeMethods.IDYES:
break;
case NativeMethods.IDNO:
return(VSConstants.S_OK);
case NativeMethods.IDCANCEL: goto default;
default:
fCancelDrop = 1;
return(VSConstants.S_OK);
}
// Save all dirty documents
foreach (HierarchyNode node in this.ProjectMgr.ItemsDraggedOrCutOrCopied)
{
DocumentManager manager = node.GetDocumentManager();
if (manager != null)
{
manager.Save(true);
}
}
return(VSConstants.S_OK);
}