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Professional Web parts and custom controls with ASP.NET 2.0
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Mô tả chi tiết
Professional
Web Parts and Custom Controls
with ASP.NET 2.0
Peter Vogel
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Professional
Web Parts and Custom Controls
with ASP.NET 2.0
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Professional
Web Parts and Custom Controls
with ASP.NET 2.0
Peter Vogel
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Professional Web Parts and Custom Controls
with ASP.NET 2.0
Published by
Wiley Publishing, Inc.
10475 Crosspoint Boulevard
Indianapolis, IN 46256
www.wiley.com
Copyright © 2006 by Wiley Publishing, Inc., Indianapolis, Indiana
Published simultaneously in Canada
ISBN-13: 978-0-7645-7860-1
ISBN-10: 0-7645-7860-X
Manufactured in the United States of America
10 9 8 7 6 5 4 3 2 1
1B/SR/RQ/QV/IN
Library of Congress Cataloging-in-Publication Data
Vogel, Peter, 1953–
Professional Web parts and custom controls with ASP.NET 2.0 / Peter Vogel.
p. cm.
Includes bibliographical references and index.
ISBN-13: 978-0-7645-7860-1 (paper/website : alk. paper)
ISBN-10: 0-7645-7860-X (paper/website : alk. paper)
1. Active server pages. 2. Web sites—Authoring programs. 3. Web site development. 4. Microsoft.net. 5. User interfaces
(Computer systems) 6. Computer software—Development. I. Title.
TK5105.8885.A26V64 2005
005.2 76—dc22
2005021557
No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means,
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WORK AND SPECIFICALLY DISCLAIM ALL WARRANTIES, INCLUDING WITHOUT LIMITATION WARRANTIES OF
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About the Author
Peter Vogel (MBA, MCSD) is a principal in PH&V Information Services. PH&V provides consulting services in client/server and Web development. Its clients include Volvo, Christie Digital, the Canadian
Imperial Bank of Commerce, the Government of Ontario, and Microsoft. Peter’s white papers appeared
in the Visual Studio .NET and Office 2003 release package. Peter is the editor of the Smart Access newsletter from Pinnacle Publishing, and wrote The Visual Basic Object and Component Handbook, which has
been called “The definitive guide to ‘thinking with objects.’” Peter was the founding editor of the XML
Developer newsletter. In addition to teaching for Learning Tree International, Peter wrote their ASP.NET
1.1, ASP.NET 2.0, and Technical Writing courses. His articles have appeared in every major magazine
devoted to VB-based development and can be found in the Microsoft Developer Network libraries.
Peter lives in Goderich, Ontario, Canada, and presents at conferences all over the world, frequently as
the keynote speaker.
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Credits
Senior Acquisitions Editor
Jim Minatel
Development Editor
Sara Shlaer
Technical Editors
Derek Comingore
Richard Purchas
Copy Editor
Nancy Rapoport
Editorial Manager
Mary Beth Wakefield
Production Manager
Tim Tate
Vice President and Executive Group Publisher
Richard Swadley
Vice President and Executive Publisher
Joseph B. Wikert
Graphics and Production Specialists
Denny Hager
Joyce Haughey
Barbara Moore
Alicia South
Quality Control Technicians
John Greenough
Leeann Harney
Media Development Specialists
Angela Denny
Kate Jenkins
Steve Kudirka
Kit Malone
Travis Silvers
Media Development Coordinator
Laura Atkinson
Proofreading and Indexing
TECHBOOKS Production Services
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This book is for my beautiful sons, in order of appearance:
Christopher, Jamie, and Jason.
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Contents
Acknowledgments xix
Introduction xxi
Part I: Introducing Controls 1
Chapter 1: Creating Your Own Controls 3
The Three Kinds of Controls 3
User Controls 4
Custom Controls 5
Web Parts 5
The Benefits of Reusable Controls 6
Beyond Reusability with Web Parts 7
Allowing Customization with Web Parts 7
Implementing Reusability with Controls 9
Controls in Action 10
Exploring the Different Kinds of Controls 13
When to Use a User Control 15
When to Use a Custom Control 15
Web Parts in Action: Customization 16
Providing for Personalization 18
Understanding the Personalization Framework 19
Summary 21
Chapter 2: Creating Customizable Pages 23
The Web Part Framework Controls 24
Creating a Customizable Page 25
Adding Controls to a Zone 27
Wrapping Controls in Web Parts 28
Accessing Controls in a Zone 29
Configuring a Zone 32
Configuring Customization Verbs 32
Configuring the Verb Menu 34
Styling the Zone 34
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xii
Contents
Turning on Customization 36
Customization Tool Controls 39
Editing the Controls with an EditorZone Control 40
Adding New Controls with a CatalogZone Control 44
Configuring the Tool Zones 49
Summary 51
Part II: Creating Controls 53
Chapter 3: Creating Custom Controls 55
Creating a Visual Studio Solution 56
Starting a Custom Control Project 57
Configuring the Solution 57
Staying in Sync 60
Organizing Your Custom Controls 61
An Organization Case Study 62
Extending Existing Controls 66
Creating a Complete Custom Control 68
Adding Constituent Controls 69
Writing HTML 78
Combining Controls and HTML 85
Breaking up the Render Method 87
Supporting AutoPostback 88
Handling Returned Data 92
Controlling Related HTML 96
Design-Time HTML 96
Run-Time HTML 98
Extracting and Controlling WebControl Properties 101
Server-Side Properties 102
Determining the Tag 102
Managing Your Custom Control’s Style 103
Themes and Skins 104
Using Cascading Stylesheet Classes 104
Updating the Style 105
Dealing with Design Mode 113
Managing Code at Design Time 113
Controlling How Visual Studio Handles Your Control 114
Summary 115
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xiii
Contents
Chapter 4: Building User Controls 117
User Controls, WebForms, Custom Controls 117
Starting a User Control 118
Writing Code for Your Control 122
Simulating a Constructor 123
Dynamic Interfaces 124
Using Web Parts 125
Working with a User Control 126
Accessing the Control 129
User Control HTML 130
Summary 130
Chapter 5: Building Web Parts 131
Enabling Personalization for Control Properties 132
Turning on Customization 132
Preserving Customization 133
Sharing Customizations 134
Enabling Customization for Inherited Properties 135
Documenting Properties 135
Creating a Full-Fledged Web Part 136
Checking Personalizable Data 137
Accessing Attributes 137
Adding New Verbs 139
Creating a Verb List 139
Sharing Routines 141
Creating a Verb Routine 142
Configuring the Verb 143
HTML for Web Parts 145
Top Level: The WebPartZone 145
Middle Level: Web Parts 146
Bottom Level: Title Bar 147
Bottom Level 2: Web Part 148
Constituent Control Name and id Attributes 148
Configuring the Web Part 150
Controlling Your Web Part’s User Interface 150
Finding out about Your Web Part 153
Turning off Personalization 154
Providing Help 155
Summary 157
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