Common Custom data source
Common_CustomDataSource_CSharp\REXMLDataSource_CSharp\Design\DataSrcDefEditorFrmREXML.cs
// Copyright 2011 ESRI
// 
// All rights reserved under the copyright laws of the United States
// and applicable international laws, treaties, and conventions.
// 
// You may freely redistribute and use this sample code, with or
// without modification, provided you include the original copyright
// notice and use restrictions.
// 
// See the use restrictions.
// 


namespace REXMLDataSource_CSharp.Design
{
    /// <summary>
    /// Summary description for DataSourceDefinitionEditorFormLocal.
    /// </summary>
    public class DataSrcDefEditorFrmREXML : System.Windows.Forms.Form, 
        ESRI.ArcGIS.ADF.Web.DataSources.IDesignEditorForm
    {
        private System.Windows.Forms.TextBox txtPath;
        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.Button btnCancel;
        private System.Windows.Forms.Button btnOK;
        public string Path;
        private string m_oldPath;
        private object m_contextInstance;
        private System.Windows.Forms.Label label2;
        private System.Windows.Forms.Label label3;
        private System.Windows.Forms.PictureBox pictureBox1;
        private System.Windows.Forms.Button btnHelp;
        private System.Windows.Forms.GroupBox groupBox1;
        private System.Windows.Forms.Button btnDataSource;

        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public DataSrcDefEditorFrmREXML()
        {
            InitializeComponent();
        }

        protected override void Dispose(bool disposing)
        {
            if (disposing)
            {
                if (components != null)
                {
                    components.Dispose();
                }
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code
        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(DataSrcDefEditorFrmREXML));
            this.txtPath = new System.Windows.Forms.TextBox();
            this.label1 = new System.Windows.Forms.Label();
            this.btnCancel = new System.Windows.Forms.Button();
            this.btnOK = new System.Windows.Forms.Button();
            this.label2 = new System.Windows.Forms.Label();
            this.label3 = new System.Windows.Forms.Label();
            this.pictureBox1 = new System.Windows.Forms.PictureBox();
            this.btnHelp = new System.Windows.Forms.Button();
            this.groupBox1 = new System.Windows.Forms.GroupBox();
            this.btnDataSource = new System.Windows.Forms.Button();
            ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
            this.SuspendLayout();
            // 
            // txtPath
            // 
            this.txtPath.Location = new System.Drawing.Point(120, 94);
            this.txtPath.Name = "txtPath";
            this.txtPath.Size = new System.Drawing.Size(244, 20);
            this.txtPath.TabIndex = 5;
            this.txtPath.TextChanged += new System.EventHandler(this.txtPath_TextChanged);
            // 
            // label1
            // 
            this.label1.Location = new System.Drawing.Point(16, 97);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(104, 22);
            this.label1.TabIndex = 4;
            this.label1.Text = "Path to REXML file:";
            // 
            // btnCancel
            // 
            this.btnCancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
            this.btnCancel.Location = new System.Drawing.Point(331, 180);
            this.btnCancel.Name = "btnCancel";
            this.btnCancel.Size = new System.Drawing.Size(75, 23);
            this.btnCancel.TabIndex = 10;
            this.btnCancel.Text = "&Cancel";
            // 
            // btnOK
            // 
            this.btnOK.DialogResult = System.Windows.Forms.DialogResult.OK;
            this.btnOK.Location = new System.Drawing.Point(250, 180);
            this.btnOK.Name = "btnOK";
            this.btnOK.Size = new System.Drawing.Size(75, 23);
            this.btnOK.TabIndex = 9;
            this.btnOK.Text = "&OK";
            // 
            // label2
            // 
            this.label2.BackColor = System.Drawing.Color.White;
            this.label2.Font = new System.Drawing.Font("Microsoft Sans Serif", 8F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
            this.label2.Location = new System.Drawing.Point(10, 31);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(336, 18);
            this.label2.TabIndex = 17;
            this.label2.Text = "Enter the path to a local file containing REXML.";
            // 
            // label3
            // 
            this.label3.AutoSize = true;
            this.label3.BackColor = System.Drawing.Color.White;
            this.label3.Font = new System.Drawing.Font("Microsoft Sans Serif", 12F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
            this.label3.Location = new System.Drawing.Point(10, 6);
            this.label3.Name = "label3";
            this.label3.Size = new System.Drawing.Size(311, 20);
            this.label3.TabIndex = 16;
            this.label3.Text = "REXML Data Source Definition Editor";
            // 
            // pictureBox1
            // 
            this.pictureBox1.Dock = System.Windows.Forms.DockStyle.Top;
            this.pictureBox1.Image = ((System.Drawing.Image)(resources.GetObject("pictureBox1.Image")));
            this.pictureBox1.Location = new System.Drawing.Point(0, 0);
            this.pictureBox1.Name = "pictureBox1";
            this.pictureBox1.Size = new System.Drawing.Size(418, 63);
            this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.StretchImage;
            this.pictureBox1.TabIndex = 15;
            this.pictureBox1.TabStop = false;
            // 
            // btnHelp
            // 
            this.btnHelp.Location = new System.Drawing.Point(15, 180);
            this.btnHelp.Name = "btnHelp";
            this.btnHelp.Size = new System.Drawing.Size(75, 23);
            this.btnHelp.TabIndex = 19;
            this.btnHelp.Text = "&Help";
            this.btnHelp.UseVisualStyleBackColor = true;
            this.btnHelp.Click += new System.EventHandler(this.btnHelp_Click);
            // 
            // groupBox1
            // 
            this.groupBox1.Location = new System.Drawing.Point(15, 168);
            this.groupBox1.Name = "groupBox1";
            this.groupBox1.Size = new System.Drawing.Size(388, 4);
            this.groupBox1.TabIndex = 18;
            this.groupBox1.TabStop = false;
            // 
            // btnDataSource
            // 
            this.btnDataSource.Location = new System.Drawing.Point(376, 92);
            this.btnDataSource.Name = "btnDataSource";
            this.btnDataSource.Size = new System.Drawing.Size(30, 22);
            this.btnDataSource.TabIndex = 20;
            this.btnDataSource.Text = "...";
            this.btnDataSource.UseVisualStyleBackColor = true;
            this.btnDataSource.Click += new System.EventHandler(this.btnDataSource_Click);
            // 
            // DataSrcDefEditorFrmREXML
            // 
            this.AcceptButton = this.btnOK;
            this.AutoSize = true;
            this.CancelButton = this.btnCancel;
            this.ClientSize = new System.Drawing.Size(418, 214);
            this.Controls.Add(this.btnDataSource);
            this.Controls.Add(this.btnHelp);
            this.Controls.Add(this.groupBox1);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.label3);
            this.Controls.Add(this.pictureBox1);
            this.Controls.Add(this.btnCancel);
            this.Controls.Add(this.btnOK);
            this.Controls.Add(this.txtPath);
            this.Controls.Add(this.label1);
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
            this.HelpButton = true;
            this.MaximizeBox = false;
            this.MinimizeBox = false;
            this.Name = "DataSrcDefEditorFrmREXML";
            this.ShowInTaskbar = false;
            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
            this.Text = "REXML Data Source Definition Editor";
            this.Load += new System.EventHandler(this.REXMLDataSourceDefinitionEditorForm_Load);
            ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit();
            this.ResumeLayout(false);
            this.PerformLayout();

        }
        #endregion

        private void REXMLDataSourceDefinitionEditorForm_Load(object sender, System.EventArgs e)
        {
            txtPath.Text = Path;
            m_oldPath = Path;
        }

        private void txtPath_CausesValidationChanged(object sender, System.EventArgs e)
        {
            if (txtPath.Text != m_oldPath)
            {
                Cursor = System.Windows.Forms.Cursors.WaitCursor;
                Path = txtPath.Text;
                m_oldPath = txtPath.Text;
                this.Cursor = System.Windows.Forms.Cursors.Default;
            }
        }


        #region IDesignEditorForm Members

        public void Initialize(object contextInstance, object value)
        {
            m_contextInstance = contextInstance;
            Path = value as string;
        }

        public bool PropertyInUse
        {
            get { return true; }
        }

        public object Value
        {
            get
            {
                return Path;
            }
        }

        public object DefaultValue
        {
            get { return null; }
        }
        #endregion

        private void txtPath_TextChanged(object sender, System.EventArgs e)
        {
            Path = txtPath.Text;
        }

        private void btnDataSource_Click(object sender, System.EventArgs e)
        {
            System.Windows.Forms.OpenFileDialog ofd = new System.Windows.Forms.OpenFileDialog();
            ofd.Title = "Select REXML data file";
            if (Path != null || Path != string.Empty)
            {
                ofd.FileName = Path;
            }
            else
            {
                ofd.InitialDirectory = System.Windows.Forms.Application.ExecutablePath;
            }
            ofd.Filter = "xml files (*.xml)|*.xml|txt files (*.txt)|*.txt|All files (*.*)|*.*";
            if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                txtPath.Text = (string)ofd.FileName;
            }
        }

        private void btnHelp_Click(object sender, System.EventArgs e)
        {
            ESRI.ArcGIS.ADF.Web.VSUtility.DisplayMSHelp2(null, "ms-help://ESRI.EDNv9.3/NET_ADF/developer" + 
                "/samples/Web_Applications/Common_CustomDataSource/Common_CustomDataSourceNET.htm");
        }
    }
}