/main/Source/Application/Designers/XmlEditorDesigner/XmlEditor.cs

///////////////////////////////////////////////

// Copyright (C) 2013 ISWIX, LLC

// Web: http://www.iswix.com

// All Rights Reserved

///////////////////////////////////////////////

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Drawing;

using System.Data;

using System.IO;

using System.Linq;

using System.Reflection;

using System.Xml.Linq;

using System.Xml.Schema;

using System.Text;

using System.Windows.Forms;

using FireworksFramework.Interfaces;

using FireworksFramework.Types;

using ICSharpCode.XmlEditor;

using ICSharpCode.Core;

using IsWiXAutomationInterface;



namespace XmlEditorDesigner

{

    public partial class XmlEditor : UserControl, IFireworksDesigner

    {

        IDocumentManager _mgr;

        XmlEditorControl editor;

        bool _validXML;

            

        public XmlEditor()

        {

            string applicationDirectory = new FileInfo(Application.ExecutablePath).DirectoryName;

            PropertyService.InitializeService(applicationDirectory, applicationDirectory, "Fireworks");

            InitializeComponent();

            editor = new XmlEditorControl();

            editor.Dock = DockStyle.Fill;

            this.splitContainer1.Panel1.Controls.Add(editor);

        }



        public void LoadData()

        {

            editor.Text = _mgr.Document.ToString();

            editor.TextEditorProperties.EnableFolding = true;

            editor.Document.FoldingManager.FoldingStrategy = new XmlFoldingStrategy();

            editor.Document.FoldingManager.UpdateFoldings("", null);

            this.editor.TextChanged += new System.EventHandler(this.editor_TextChanged);

            editor.Validating += new CancelEventHandler(editor_Validating);

            this.editor.SetHighlighting("XML");

            ValidateXML();

            XmlSchemaCompletionDataCollection schemas = new XmlSchemaCompletionDataCollection();



            string schemasDir;

            try

            {



                if (_mgr.Document.GetWiXNameSpace() == "http://schemas.microsoft.com/wix/2006/wi")

                {

                    schemasDir = Path.Combine(PropertyService.DataDirectory, "Schemas");

                }

                else

                {

                    schemasDir = Path.Combine(PropertyService.DataDirectory, @"Schemas\v4");

                }





                foreach (var file in new DirectoryInfo(schemasDir).GetFiles("*.xsd"))

                {

                    schemas.Add(new XmlSchemaCompletionData(file.FullName));

                }

            }

            catch (Exception)

            {

            }

            editor.SchemaCompletionDataItems = schemas;



        }



        private void ValidateXML()

        {



            _validXML = false;



            string xmlValidationMessage = string.Empty;

            XDocument doc = new XDocument();



            try

            {

                doc = XDocument.Parse(editor.Text);

                if (_mgr.Schemas.Contains(_mgr.DefaultNamespace.ToString()))

                {

                    xmlValidationMessage = "Valid XML ( Validated against available schemas )";

                    doc.Validate(_mgr.Schemas, (o, ex) => { _validXML = false; xmlValidationMessage = ex.Exception.Message; });

                }

                _validXML = true;

            }

            catch (Exception ex)

            {

                xmlValidationMessage = ex.Message;

            }

            finally

            {

            }



            if (_validXML)

            {

                textBoxStatus.Text = xmlValidationMessage;

                _mgr.DocumentText = editor.Text;

                _mgr.CanSave = true;

                

            }

            else

            {

                textBoxStatus.Text = xmlValidationMessage;

                _mgr.CanSave = false;

            }



        }



        #region IFireworksDesigner Members



        private void editor_TextChanged(object sender, EventArgs e)

        {

            editor.Document.FoldingManager.UpdateFoldings("", null);

            ValidateXML();

        }



        public IDesignerManager DesignerManager

        {

            set { _mgr = value.DocumentManager; }

        }



        public string PluginName

        {

            get { return "Xml Editor"; }

        }



        public Image PluginImage

        {

            get

            { return Image.FromStream(Assembly.GetExecutingAssembly().GetManifestResourceStream("XmlEditorDesigner.XmlEditor.ico")); }  

        }



        public PluginType PluginType

        {

            get { return PluginType.Designer; }

        }



        public string PluginOrder

        {

            get { return "XmlEditor"; }

        }



        public string PluginInformation

        {

            get { return new StreamReader(Assembly.GetExecutingAssembly().GetManifestResourceStream("XmlEditorDesigner.MS-PL.txt")).ReadToEnd(); }

        }



        public bool IsValidContext()

        {

            return true;

        }



        #endregion



        private void XmlEditor_Leave(object sender, EventArgs e)

        {

            editor.TextChanged -= new System.EventHandler(this.editor_TextChanged);

            editor.Validating -= new CancelEventHandler(editor_Validating);



        }



        void editor_Validating(object sender, CancelEventArgs e)

        {

            if (!_validXML)

            {

                if (MessageBox.Show("Invalid XML has been detected.  Are you sure you want to discard it?", Application.ProductName, MessageBoxButtons.OKCancel) == DialogResult.Cancel)

                {

                    e.Cancel = true;

                }

                else

                {

                    editor.Text = _mgr.Document.ToString();

                }

            }

        }



        private void XmlEditor_Validating(object sender, CancelEventArgs e)

        {

            if (!_validXML)

            {

                if (MessageBox.Show("Invalid XML has been detected.  Are you sure you want to discard it?", Application.ProductName, MessageBoxButtons.OKCancel) == DialogResult.Cancel)

                {

                    e.Cancel = true;

                }

                else

                {

                    editor.Text = _mgr.Document.ToString();

                    

                }

            }

        }



    }

}