www.pudn.com > AS15044.zip > SymbolForm.cs

// Copyright 2006 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 use restrictions at /arcgis/developerkit/userestrictions. 
 
// A form containing the SymbologyControl 
 
using System; 
using System.Windows.Forms; 
using ESRI.ArcGIS.Display; 
using ESRI.ArcGIS.Controls; 
 
namespace DemoControls 
{ 
 
  public class frmSymbol : System.Windows.Forms.Form 
  { 
    private ESRI.ArcGIS.Controls.AxSymbologyControl axSymbologyControl1; 
    private System.Windows.Forms.PictureBox pictureBox1; 
    private System.Windows.Forms.Button cmdOK; 
    private System.Windows.Forms.Button cmdCancel; 
    private System.ComponentModel.Container components = null; 
    public IStyleGalleryItem m_styleGalleryItem; 
 
    public frmSymbol() 
    { 
 
      InitializeComponent(); 
 
    } 
 
 
    protected override void Dispose( bool disposing ) 
    { 
      if( disposing ) 
      { 
        if(components != null) 
        { 
          components.Dispose(); 
        } 
      } 
      base.Dispose( disposing ); 
    } 
 
    #region Windows Form Designer generated code 
    /// 
 
    /// Required method for Designer support - do not modify 
    /// the contents of this method with the code editor. 
    /// 
 
    private void InitializeComponent() 
    { 
      System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(frmSymbol)); 
      this.axSymbologyControl1 = new ESRI.ArcGIS.Controls.AxSymbologyControl(); 
      this.pictureBox1 = new System.Windows.Forms.PictureBox(); 
      this.cmdOK = new System.Windows.Forms.Button(); 
      this.cmdCancel = new System.Windows.Forms.Button(); 
      ((System.ComponentModel.ISupportInitialize)(this.axSymbologyControl1)).BeginInit(); 
      this.SuspendLayout(); 
      //  
      // axSymbologyControl1 
      //  
      this.axSymbologyControl1.Location = new System.Drawing.Point(8, 8); 
      this.axSymbologyControl1.Name = "axSymbologyControl1"; 
      //this.axSymbologyControl1.OcxState = ((System.Windows.Forms.AxHost.State)(resources.GetObject("axSymbologyControl1.OcxState"))); 
      this.axSymbologyControl1.Size = new System.Drawing.Size(200, 200); 
      this.axSymbologyControl1.TabIndex = 0; 
      this.axSymbologyControl1.OnItemSelected += new ESRI.ArcGIS.Controls.ISymbologyControlEvents_Ax_OnItemSelectedEventHandler(this.axSymbologyControl1_OnItemSelected); 
      //  
      // pictureBox1 
      //  
      this.pictureBox1.Location = new System.Drawing.Point(350, 8); 
      this.pictureBox1.Name = "pictureBox1"; 
      this.pictureBox1.Size = new System.Drawing.Size(90, 90); 
      this.pictureBox1.TabIndex = 1; 
      this.pictureBox1.TabStop = false; 
      //  
      // cmdOK 
      //  
      this.cmdOK.Location = new System.Drawing.Point(350, 315); 
      this.cmdOK.Name = "cmdOK"; 
      this.cmdOK.Size = new System.Drawing.Size(96, 24); 
      this.cmdOK.TabIndex = 2; 
      this.cmdOK.Text = "OK"; 
      this.cmdOK.Click += new System.EventHandler(this.cmdOK_Click); 
      //  
      // cmdCancel 
      //  
      this.cmdCancel.Location = new System.Drawing.Point(350, 285); 
      this.cmdCancel.Name = "cmdCancel"; 
      this.cmdCancel.Size = new System.Drawing.Size(96, 24); 
      this.cmdCancel.TabIndex = 3; 
      this.cmdCancel.Text = "Cancel"; 
      this.cmdCancel.Click += new System.EventHandler(this.cmdCancel_Click); 
      //  
      // frmSymbol 
      //  
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); 
      this.ClientSize = new System.Drawing.Size(450, 350); 
      this.Controls.Add(this.cmdCancel); 
      this.Controls.Add(this.cmdOK); 
      this.Controls.Add(this.pictureBox1); 
      this.Controls.Add(this.axSymbologyControl1); 
      this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog; 
      this.Name = "frmSymbol"; 
      this.Text = "SymbolForm"; 
      this.Load += new System.EventHandler(this.frmSymbol_Load); 
      ((System.ComponentModel.ISupportInitialize)(this.axSymbologyControl1)).EndInit(); 
      this.ResumeLayout(false); 
 
    } 
    #endregion 
 
    private void frmSymbol_Load(object sender, System.EventArgs e) 
    { 
      //Get the ArcGIS install location 
      string sInstall = ReadRegistry("SOFTWARE\\ESRI\\CoreRuntime"); 
 
      //Load the ESRI.ServerStyle file into the SymbologyControl 
      axSymbologyControl1.LoadStyleFile(sInstall + "\\Styles\\ESRI.ServerStyle"); 
    } 
 
    private void cmdCancel_Click(object sender, System.EventArgs e) 
    { 
      m_styleGalleryItem = null; 
      this.Hide(); 
    } 
 
    private void cmdOK_Click(object sender, System.EventArgs e) 
    { 
      this.Hide(); 
    } 
 
    private void axSymbologyControl1_OnItemSelected(object sender, ESRI.ArcGIS.Controls.ISymbologyControlEvents_OnItemSelectedEvent e) 
    { 
      //Preview the selected item 
      m_styleGalleryItem = (IStyleGalleryItem) e.styleGalleryItem; 
      PreviewImage(); 
    } 
 
    private void PreviewImage() 
    { 
      //Get and set the style class  
      ISymbologyStyleClass symbologyStyleClass = axSymbologyControl1.GetStyleClass(axSymbologyControl1.StyleClass); 
 
      //Preview an image of the symbol 
      //stdole.IPictureDisp picture = symbologyStyleClass.PreviewItem(m_styleGalleryItem, pictureBox1.Width, pictureBox1.Height); 
      stdole.IPictureDisp picture = symbologyStyleClass.PreviewItem(m_styleGalleryItem, 90, 90); 
      System.Drawing.Image image = System.Drawing.Image.FromHbitmap(new System.IntPtr(picture.Handle)); 
      pictureBox1.Image = image; 
    } 
 
    public IStyleGalleryItem GetItem(esriSymbologyStyleClass styleClass, ISymbol symbol) 
    { 
        m_styleGalleryItem = null; 
 
        //Get and set the style class 
        axSymbologyControl1.StyleClass = styleClass; 
        ISymbologyStyleClass symbologyStyleClass = axSymbologyControl1.GetStyleClass(styleClass); 
 
        //Create a new server style gallery item with its style set 
        IStyleGalleryItem styleGalleryItem = new ServerStyleGalleryItem(); 
        styleGalleryItem.Item = symbol; 
        styleGalleryItem.Name = "mySymbol"; 
 
        //Add the item to the style class and select it 
        symbologyStyleClass.AddItem(styleGalleryItem, 0); 
        symbologyStyleClass.SelectItem(0); 
 
        //Show the modal form 
        this.ShowDialog(); 
 
        return m_styleGalleryItem; 
    } 
 
      //public IStyleGalleryItem GetItem(esriSymbologyStyleClass styleClass, ISymbol symbol) 
      //{ 
      //    m_styleGalleryItem = null; 
 
      //    //Get and set the style class 
      //    axSymbologyControl1.StyleClass = styleClass; 
      //    ISymbologyStyleClass symbologyStyleClass = axSymbologyControl1.GetStyleClass(styleClass); 
 
      //    //Create a new server style gallery item with its style set 
      //    IStyleGalleryItem styleGalleryItem = new ServerStyleGalleryItem(); 
      //    styleGalleryItem.Item = symbol; 
      //    styleGalleryItem.Name = "mySymbol"; 
 
      //    //Add the item to the style class and select it 
      //    symbologyStyleClass.AddItem(styleGalleryItem, 0); 
      //    symbologyStyleClass.SelectItem(0); 
 
      //    //Show the modal form 
      //    this.ShowDialog(); 
 
      //    return m_styleGalleryItem; 
      //} 
 
    private string ReadRegistry(string sKey)  
    { 
      //Open the subkey for reading 
      Microsoft.Win32.RegistryKey rk = Microsoft.Win32.Registry.LocalMachine.OpenSubKey(sKey, true); 
      if (rk == null) return "";  
      // Get the data from a specified item in the key. 
      return (string) rk.GetValue("InstallDir"); 
    } 
  } 
}