Cosmos/source/MPF/12.0/Automation/OASolutionFolder.cs

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using System;
using System.Diagnostics;
using System.Globalization;
using System.Runtime.InteropServices;
using Microsoft.VisualStudio;
using Microsoft.VisualStudio.Shell.Interop;

namespace Microsoft.VisualStudio.Project.Automation
{
    [ComVisible(true)]
    public class OASolutionFolder<T> : EnvDTE80.SolutionFolder
        where T : HierarchyNode
    {
        bool hidden = false;
        T node;

        public OASolutionFolder(T associatedNode)
        {
            if(associatedNode == null)
            {
                throw new ArgumentNullException("associatedNode");
            }

            Debug.Assert(associatedNode.ProjectMgr is ProjectContainerNode, "Expecting obejct of type" + typeof(ProjectContainerNode).Name);

            if(!(associatedNode.ProjectMgr is ProjectContainerNode))
                throw new ArgumentException(SR.GetString(SR.InvalidParameter, CultureInfo.CurrentUICulture), "associatedNode");

            this.node = associatedNode;
        }


        #region SolutionFolder Members

        public virtual EnvDTE.Project AddFromFile(string fileName)
        {
            ProjectContainerNode projectContainer = (ProjectContainerNode)this.node.ProjectMgr;
            ProjectElement newElement = new ProjectElement(projectContainer, fileName, ProjectFileConstants.SubProject);
            NestedProjectNode newNode = projectContainer.AddExistingNestedProject(newElement, __VSCREATEPROJFLAGS.CPF_NOTINSLNEXPLR | __VSCREATEPROJFLAGS.CPF_SILENT | __VSCREATEPROJFLAGS.CPF_OPENFILE);
            if(newNode == null)
                return null;
            // Now that the sub project was created, get its extensibility object so we can return it
            object newProject = null;
            if(ErrorHandler.Succeeded(newNode.NestedHierarchy.GetProperty(VSConstants.VSITEMID_ROOT, (int)__VSHPROPID.VSHPROPID_ExtObject, out newProject)))
                return newProject as EnvDTE.Project;
            else
                return null;
        }

        public virtual EnvDTE.Project AddFromTemplate(string fileName, string destination, string projectName)
        {
            bool isVSTemplate = Utilities.IsTemplateFile(fileName);

            NestedProjectNode newNode = null;
            if(isVSTemplate)
            {
                // Get the wizard to run, we will get called again and use the alternate code path
                ProjectElement newElement = new ProjectElement(this.node.ProjectMgr, System.IO.Path.Combine(destination, projectName), ProjectFileConstants.SubProject);
                newElement.SetMetadata(ProjectFileConstants.Template, fileName);
                ((ProjectContainerNode)this.node.ProjectMgr).RunVsTemplateWizard(newElement, false);
            }
            else
            {
                if((String.IsNullOrEmpty(System.IO.Path.GetExtension(projectName))))
                {
                    string targetExtension = System.IO.Path.GetExtension(fileName);
                    projectName = System.IO.Path.ChangeExtension(projectName, targetExtension);
                }

                ProjectContainerNode projectContainer = (ProjectContainerNode)this.node.ProjectMgr;
                newNode = projectContainer.AddNestedProjectFromTemplate(fileName, destination, projectName, null, __VSCREATEPROJFLAGS.CPF_NOTINSLNEXPLR | __VSCREATEPROJFLAGS.CPF_SILENT | __VSCREATEPROJFLAGS.CPF_CLONEFILE);
            }
            if(newNode == null)
                return null;

            // Now that the sub project was created, get its extensibility object so we can return it
            object newProject = null;
            if(ErrorHandler.Succeeded(newNode.NestedHierarchy.GetProperty(VSConstants.VSITEMID_ROOT, (int)__VSHPROPID.VSHPROPID_ExtObject, out newProject)))
                return newProject as EnvDTE.Project;
            else
                return null;
        }

        public virtual EnvDTE.Project AddSolutionFolder(string Name)
        {
            throw new NotImplementedException();
        }

        public virtual EnvDTE.Project Parent
        {
            get
            {
                throw new NotImplementedException();
            }
        }

        public virtual bool Hidden
        {
            get
            {
                return hidden;
            }
            set
            {
                hidden = value;
            }
        }

        public virtual EnvDTE.DTE DTE
        {
            get
            {
                return (EnvDTE.DTE)this.node.ProjectMgr.Site.GetService(typeof(EnvDTE.DTE));
            }
        }

        #endregion
    }

}