/// <summary>
/// Create an instance of the custom editor
/// </summary>
/// <param name="grfCreateDoc">Behaviour Flags</param>
/// <param name="pszMkDocument">Document to be opened.</param>
/// <param name="pszPhysicalView">Name of the view</param>
/// <param name="pvHier">Pointer to the IVSHierarchy</param>
/// <param name="itemid">Item ID for this instance</param>
/// <param name="punkDocDataExisting">This parameter is used to determine if a document buffer (DocData object) has already been created</param>
/// <param name="ppunkDocView">Pointer to the IUnknown interface for the DocView object</param>
/// <param name="ppunkDocData">Pointer to the IUnknown interface for the DocData object</param>
/// <param name="pbstrEditorCaption">Caption mentioned by the editor for the doc window</param>
/// <param name="pguidCmdUI">the Command UI Guid. Any UI element that is visible in the editor has to use this GUID. This is specified in the .vsct file</param>
/// <param name="pgrfCDW">Flags for CreateDocumentWindow</param>
/// <returns></returns>
public int CreateEditorInstance(uint grfCreateDoc, string pszMkDocument, string pszPhysicalView, IVsHierarchy pvHier, uint itemid, IntPtr punkDocDataExisting, out IntPtr ppunkDocView, out IntPtr ppunkDocData, out string pbstrEditorCaption, out Guid pguidCmdUI, out int pgrfCDW)
{
/// Initialize variables.
ppunkDocView = IntPtr.Zero;
ppunkDocData = IntPtr.Zero;
pguidCmdUI = GuidList.guidVSNDK_PackageEditorFactory;
pgrfCDW = 0;
pbstrEditorCaption = null;
IVsTextLines textBuffer = null;
/// Validate Inputs
if ((grfCreateDoc & (VSConstants.CEF_OPENFILE | VSConstants.CEF_SILENT)) == 0)
{
return(VSConstants.E_INVALIDARG);
}
if (punkDocDataExisting == IntPtr.Zero)
{ /// File is not open yet. Create a new text buffer object.
/// get the ILocalRegistry interface so we can use it to
/// create the text buffer from the shell's local registry
try
{
ILocalRegistry localRegistry = (ILocalRegistry)GetService(typeof(SLocalRegistry));
if (localRegistry != null)
{ /// Successfully created
IntPtr ptr;
Guid iid = typeof(IVsTextLines).GUID;
Guid CLSID_VsTextBuffer = typeof(VsTextBufferClass).GUID;
localRegistry.CreateInstance(CLSID_VsTextBuffer, null, ref iid, 1 /*CLSCTX_INPROC_SERVER*/, out ptr);
try
{
textBuffer = Marshal.GetObjectForIUnknown(ptr) as IVsTextLines;
}
finally
{
Marshal.Release(ptr); // Release RefCount from CreateInstance call
}
// It is important to site the TextBuffer object
IObjectWithSite objWSite = (IObjectWithSite)textBuffer;
if (objWSite != null)
{
Microsoft.VisualStudio.OLE.Interop.IServiceProvider oleServiceProvider = (Microsoft.VisualStudio.OLE.Interop.IServiceProvider)GetService(typeof(Microsoft.VisualStudio.OLE.Interop.IServiceProvider));
objWSite.SetSite(oleServiceProvider);
}
}
}
catch (Exception ex)
{
Debug.WriteLine("Can not get IVsCfgProviderEventsHelper" + ex.Message);
throw;
}
}
else
{ /// File is already open. Verify open document is a Text Buffer
/// QI existing buffer for text lines
textBuffer = Marshal.GetObjectForIUnknown(punkDocDataExisting) as IVsTextLines;
if (textBuffer == null)
{
return(VSConstants.VS_E_INCOMPATIBLEDOCDATA);
}
}
/// Create the Document (editor)
EditorPane NewEditor = new EditorPane(vsServiceProvider, editorPackage, pszMkDocument, textBuffer);
ppunkDocView = Marshal.GetIUnknownForObject(NewEditor);
ppunkDocData = Marshal.GetIUnknownForObject(textBuffer);
pbstrEditorCaption = "";
return(VSConstants.S_OK);
}
/// <summary>
/// Create an instance of the custom editor
/// </summary>
/// <param name="grfCreateDoc">Behaviour Flags</param>
/// <param name="pszMkDocument">Document to be opened.</param>
/// <param name="pszPhysicalView">Name of the view</param>
/// <param name="pvHier">Pointer to the IVSHierarchy</param>
/// <param name="itemid">Item ID for this instance</param>
/// <param name="punkDocDataExisting">This parameter is used to determine if a document buffer (DocData object) has already been created</param>
/// <param name="ppunkDocView">Pointer to the IUnknown interface for the DocView object</param>
/// <param name="ppunkDocData">Pointer to the IUnknown interface for the DocData object</param>
/// <param name="pbstrEditorCaption">Caption mentioned by the editor for the doc window</param>
/// <param name="pguidCmdUI">the Command UI Guid. Any UI element that is visible in the editor has to use this GUID. This is specified in the .vsct file</param>
/// <param name="pgrfCDW">Flags for CreateDocumentWindow</param>
/// <returns></returns>
public int CreateEditorInstance(uint grfCreateDoc, string pszMkDocument, string pszPhysicalView, IVsHierarchy pvHier, uint itemid, IntPtr punkDocDataExisting, out IntPtr ppunkDocView, out IntPtr ppunkDocData, out string pbstrEditorCaption, out Guid pguidCmdUI, out int pgrfCDW)
{
/// Initialize variables.
ppunkDocView = IntPtr.Zero;
ppunkDocData = IntPtr.Zero;
pguidCmdUI = GuidList.guidVSNDK_PackageEditorFactory;
pgrfCDW = 0;
pbstrEditorCaption = null;
IVsTextLines textBuffer = null;
/// Validate Inputs
if ((grfCreateDoc & (VSConstants.CEF_OPENFILE | VSConstants.CEF_SILENT)) == 0)
{
return VSConstants.E_INVALIDARG;
}
if (punkDocDataExisting == IntPtr.Zero)
{ /// File is not open yet. Create a new text buffer object.
/// get the ILocalRegistry interface so we can use it to
/// create the text buffer from the shell's local registry
try
{
ILocalRegistry localRegistry = (ILocalRegistry)GetService(typeof(SLocalRegistry));
if (localRegistry != null)
{ /// Successfully created
IntPtr ptr;
Guid iid = typeof(IVsTextLines).GUID;
Guid CLSID_VsTextBuffer = typeof(VsTextBufferClass).GUID;
localRegistry.CreateInstance(CLSID_VsTextBuffer, null, ref iid, 1 /*CLSCTX_INPROC_SERVER*/, out ptr);
try
{
textBuffer = Marshal.GetObjectForIUnknown(ptr) as IVsTextLines;
}
finally
{
Marshal.Release(ptr); // Release RefCount from CreateInstance call
}
// It is important to site the TextBuffer object
IObjectWithSite objWSite = (IObjectWithSite)textBuffer;
if (objWSite != null)
{
Microsoft.VisualStudio.OLE.Interop.IServiceProvider oleServiceProvider = (Microsoft.VisualStudio.OLE.Interop.IServiceProvider)GetService(typeof(Microsoft.VisualStudio.OLE.Interop.IServiceProvider));
objWSite.SetSite(oleServiceProvider);
}
}
}
catch (Exception ex)
{
Debug.WriteLine("Can not get IVsCfgProviderEventsHelper" + ex.Message);
throw;
}
}
else
{ /// File is already open. Verify open document is a Text Buffer
/// QI existing buffer for text lines
textBuffer = Marshal.GetObjectForIUnknown(punkDocDataExisting) as IVsTextLines;
if (textBuffer == null)
{
return VSConstants.VS_E_INCOMPATIBLEDOCDATA;
}
}
/// Create the Document (editor)
EditorPane NewEditor = new EditorPane(vsServiceProvider, editorPackage, pszMkDocument, textBuffer);
ppunkDocView = Marshal.GetIUnknownForObject(NewEditor);
ppunkDocData = Marshal.GetIUnknownForObject(textBuffer);
pbstrEditorCaption = "";
return VSConstants.S_OK;
}
