CodeXchange Saturday, June 23, 2018
Home
What's it?
Download
Register
My Snippets
Add Snippet
Search
Faq
Contact Us
Sponsors

Website hosted by


Code Snippet Preview

Review the code snippet before inserting it on your project.

Snippet Metadata
Summary: Invoke commands on the Web Browser control.
Language: C#
Author: Robert Wagner
Author snippets RSS:
Culture: en-US
Bytes: 2106
Visual Studio 2005 Snippet:

Snippet Stats
Downloads: 2
Overall rating : 0
Average rating : Snippet rating

Snippet Preview
Code:
//How to invoke commands on the Web Browser control such as 
//Find
//View Source
//Options Dialog
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential)]
   public struct OLECMDTEXT
{
   public UInt32 cmdtextf;
   public UInt32 cwActual;
   public UInt32 cwBuf;
   public char rgwz;
}
[StructLayout(LayoutKind.Sequential)]
   public struct OLECMD
{
   public long cmdID;
   public UInt64 cmdf;
}
// Interop definition for IOleCommandTarget. 
[ComImport(), Guid("b722bccb-4f68-101b-a2bc-00fa00404770"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
   public interface IOleCommandTarget
{
   void QueryStatus(ref Guid pguidCmdGroup, UInt32 cCmds, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex=1)] OLECMD prgCmds, ref OLECMDTEXT pCmdText);
   void Exec(ref Guid pguidCmdGroup, long nCmdId, long nCmdExecOpt, ref object pvaIn, ref object pvaOut);
}
private Guid cmdGUID = new Guid("ed016940-bd5b-11cf-ba4e-00c04fd70816");
private enum MiscCommandTarget
{
   Find = 1,
   ViewSource,
   Options,
}
private object GetDocument()
{
   try
   {
      return this.axWebBrowser1.Document;
   }
   catch(Exception ex)
   {
      throw new Exception("Cannot retrieve document from WebBrowser Control: " + ex.Message);
   }
}
public void ViewSource()
{
   IOleCommandTarget cmdt;
   object o = null;
   try
   {
      cmdt = (IOleCommandTarget) GetDocument();
      cmdt.Exec(ref cmdGUID, (long) MiscCommandTarget.ViewSource, (long) SHDocVw.OLECMDEXECOPT.OLECMDEXECOPT_DODEFAULT, ref o, ref o);
   }
   catch(Exception ex)
   {
      throw new Exception(ex.Message);
   }
}
public void Find()
{
   IOleCommandTarget cmdt;
   object o = null;
   try
   {
      cmdt = (IOleCommandTarget) GetDocument();
      cmdt.Exec(ref cmdGUID, (long) MiscCommandTarget.Find, (long) SHDocVw.OLECMDEXECOPT.OLECMDEXECOPT_DODEFAULT, ref o, ref o);
   }
   catch(Exception ex)
   {
      throw new Exception(ex.Message);
   }
}
public void InternetOptions()
{
   IOleCommandTarget cmdt;
   object o =  null;
   try
   {
      cmdt = (IOleCommandTarget) GetDocument();
      cmdt.Exec(ref cmdGUID, (long) MiscCommandTarget.Options, (long) SHDocVw.OLECMDEXECOPT.OLECMDEXECOPT_DODEFAULT, ref o, ref o);
   }
   catch{}
}

Snippet Comments
Comments:
No comments for this snippet

Other snippets that may interest you..
Related Snippets
TDT - GridPage - Page_Init (C#)
CustomValitaor (C#)
(C#)
Get the file extension from a file path or file name (VB.NET)
grab record from db and subtracts it from variable (VB.NET)



Copyright ©2009-2018 CodeXchange. Server version 1.0.3720.32855 Client Version 0.9.0.0

With from Barcelona

Most Helpful members
These are the members who have received the most points for their helpful samples
Zepho Zep
Robert Wagner
Galen Taylor

All time 'Hall of fame'
Formating a file size and adding the B, KB, MB and GB extension appropriately with string.Format (C#)
INI File Access (VB.NET)
Read XML from string into DataSet (C#)
Create Manifest File for your Application (VB.NET)
Round function to avoid banker's rounding (VB.NET)
Get Short and Long Path Names (VB.NET)
Sending Mail through authenticated SMTP server (C#)
One Way Hash for strings (C#)
Formating a file size and adding the B, KB, MB and GB extension appropriately with string.Format (C#)
How do I load an image from a URI address? (VB.NET)
Use our easy to use Visual Studio.NET addin client and start sharing code snippets with the CodeXchange community!
Refreshed: Saturday, June 23, 2018