/// <summary>
/// Used by the editor factory to create an editor instance. the environment first determines the
/// editor factory with the highest priority for opening the file and then calls
/// IVsEditorFactory.CreateEditorInstance. If the environment is unable to instantiate the document data
/// in that editor, it will find the editor with the next highest priority and attempt to so that same
/// thing.
/// NOTE: The priority of our editor is 32 as mentioned in the attributes on the package class.
///
/// Since our editor supports opening only a single view for an instance of the document data, if we
/// are requested to open document data that is already instantiated in another editor, or even our
/// editor, we return a value VS_E_INCOMPATIBLEDOCDATA.
/// </summary>
/// <param name="grfCreateDoc">Flags determining when to create the editor. Only open and silent flags
/// are valid
/// </param>
/// <param name="pszMkDocument">path to the file to be opened</param>
/// <param name="pszPhysicalView">name of the physical view</param>
/// <param name="pvHier">pointer to the IVsHierarchy interface</param>
/// <param name="itemid">Item identifier of this editor 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 to null
ppunkDocView = IntPtr.Zero;
ppunkDocData = IntPtr.Zero;
pguidCmdUI = GuidList.ConfigModuleEditorFactory;
pgrfCDW = 0;
pbstrEditorCaption = null;
// Validate inputs
if ((grfCreateDoc & (VSConstants.CEF_OPENFILE | VSConstants.CEF_SILENT)) == 0)
{
return(VSConstants.E_INVALIDARG);
}
if (punkDocDataExisting != IntPtr.Zero)
{
return(VSConstants.VS_E_INCOMPATIBLEDOCDATA);
}
// Create the Document (editor)
ConfigModuleEditorPane editor = new ConfigModuleEditorPane();
ppunkDocView = Marshal.GetIUnknownForObject(editor);
ppunkDocData = Marshal.GetIUnknownForObject(editor);
pbstrEditorCaption = "";
return(VSConstants.S_OK);
}
/// <summary>
/// Used by the editor factory to create an editor instance. the environment first determines the
/// editor factory with the highest priority for opening the file and then calls
/// IVsEditorFactory.CreateEditorInstance. If the environment is unable to instantiate the document data
/// in that editor, it will find the editor with the next highest priority and attempt to so that same
/// thing.
/// NOTE: The priority of our editor is 32 as mentioned in the attributes on the package class.
///
/// Since our editor supports opening only a single view for an instance of the document data, if we
/// are requested to open document data that is already instantiated in another editor, or even our
/// editor, we return a value VS_E_INCOMPATIBLEDOCDATA.
/// </summary>
/// <param name="grfCreateDoc">Flags determining when to create the editor. Only open and silent flags
/// are valid
/// </param>
/// <param name="pszMkDocument">path to the file to be opened</param>
/// <param name="pszPhysicalView">name of the physical view</param>
/// <param name="pvHier">pointer to the IVsHierarchy interface</param>
/// <param name="itemid">Item identifier of this editor 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 to null
ppunkDocView = IntPtr.Zero;
ppunkDocData = IntPtr.Zero;
pguidCmdUI = GuidList.ConfigModuleEditorFactory;
pgrfCDW = 0;
pbstrEditorCaption = null;
// Validate inputs
if ((grfCreateDoc & (VSConstants.CEF_OPENFILE | VSConstants.CEF_SILENT)) == 0)
{
return VSConstants.E_INVALIDARG;
}
if (punkDocDataExisting != IntPtr.Zero)
{
return VSConstants.VS_E_INCOMPATIBLEDOCDATA;
}
// Create the Document (editor)
ConfigModuleEditorPane editor = new ConfigModuleEditorPane();
ppunkDocView = Marshal.GetIUnknownForObject(editor);
ppunkDocData = Marshal.GetIUnknownForObject(editor);
pbstrEditorCaption = "";
return VSConstants.S_OK;
}