SharePoint 2003 Web Parts

1
SharePoint 2003 Web Parts

• By
• Sam Nasr
• June 27, 2006

www.ClevelandDotNet.info
2
Agenda

• Introduction
• Web Parts Presentation
• QA (Open)
• Feedback raffle

3
What is a Web Part?

• A modular portion of an ASP.Net web page.
• Visual content consists of
• Title bar
• Frame
• Content
• Provides custom functionality to SharePoint sites
  and portals.
• Display Outlook contacts within a frame.
• Display graphical data within a portion of a
  page.
• Based on .Net framework and ASP.NET.
• Integrate with Web Services, Office, and BizTalk
  Server.
• Web Parts are composed of
• Description file (.DWP - XML based)
• Assembly (.DLL)

4
Web Parts

• Static or Dynamic Web Parts
• Connectable Web Parts (i.e. Customer to Orders)
• Personal or Shared Views
• Developed using FrontPage or Visual Studio

5
Web Part Evolution

• v1.0 VBScript or JavaScript for SharePoint 2001.
• v2.0 Integrated .Net 1.1 functionality for
  SharePoint 2003.
• v3.0 Built on ASP.Net 2.0 for SharePoint 2007
  and ASP.Net 2.0.

6
Creating a Web Part

• Download Web Part Template.
• http//www.microsoft.com/downloads/details.aspx?Fa
  milyIdCAC3E0D2-BEC1-494C-A74E-75936B88E3B5displa
  ylangen
• Create a Web Part Project in VS
• RenderWebPart() is the entry point of the code.

7
Adding a Web Part

• Add a ltSafeControlgt element to the
  c\Inetpub\wwwroot\web.config
• Import the .DWP file
• Move the web part to a web part zone (or using
  Add button).

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Web Part Gallery

• Web Part Page web parts already added to the
  page (open closed)
• ltSite Namegt gallery of web parts maintained by
  site Admin.
• Virtual Server web parts added to the root
  directory of the virtual server (i.e. ltlocal
  drivegt \inetpub\wwwroot\wpcatalog)
• Online web parts available from Microsoft.com

9
Security

• Role Based
• Readers No WP modification rights
• Contributors can modify in Personal View only.
• Administrators Full rights
• Server Based ltSafeControlgt in web.config
• Web Part Based Code Access Security (CAS)
• Increasing the Virtual Servers trust level
• Installing the Web Part in the GAC
• Creating a custom policy file for the Web Part
  Assembly

10
Debugging Web Parts

• Enable Tracing
• Display messages to UI
• Manually attach debugger to w3wp.exe

11
Debugging Tips

• Re-opening a closed web Part
• Re-insert from Web Gallery
• FrontPage
• Append ?Contents1 to URL to view contents
• Append PageViewShared or PageViewPersonal

12
Resources

• Web Part Template for Visual Studio
• http//www.microsoft.com/downloads/details.aspx?Fa
  milyIdCAC3E0D2-BEC1-494C-A74E-75936B88E3B5displa
  ylangen
• Son of Smart Part
• http//www.gotdotnet.com/workspaces/workspace.aspx
  ?id6cfaabc8-db4d-41c3-8a88-3f974a7d0abe
• The Rational Guide to Building SharePoint Web
  Parts
• http//www.amazon.com/gp/product/0972688862/qid11
  51515832/sr1-1/refsr_1_1/102-1550737-3506543?sb
  ooksvglancen283155
• Microsoft SharePoint Products and Technologies
  Resource Kit
• http//www.bookpool.com/ss?qssharepointresource
  kitx0y0