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Microsoft® Access 2010 ™ VBA Macro Programming About the Author Richard Shepherdhas worked for many years for major banks and corporations in the United Kingdom creating Access databases to solve specific problems. These companies include National Grid plc (electricity distribution), Hertz Car Leasing, NatWest plc (retail banking), Schroders plc (fund management), BNP Paribas (investment banking), Lloyds TSB plc (corporate banking), The Royal Bank of Scotland plc (investment banking), and the British National Health Service He has developed advanced databases for budgeting, business planning, trading reporting, and profit and loss reporting. He has qualified as an accountant with the Association of Chartered Certified Accountants and is now a Fellow of the Association. He is also the author ofExcel VBA Macro ProgrammingandExcel 2007 VBA Macro Programming(McGraw-Hill Professional). Richard works as a freelance software developer and can be contacted at [email protected]. About the Technical Editor Allen G. Tayloris a 30-year veteran of the computer industry and the author of 27 books, includingSQLforDummies,DatabaseDevelopmentforDummies,andCrystalReports2008for Dummies.Heteachesdatabasedevelopmentthroughaleadingonlineeducationprovider,and lecturesinternationallyonastronomy,history,innovation,andentrepreneurship.Hisblogaddress iswww.moontube.wordpress.com,andhiswebsitecanbefoundatwww.DatabaseCentral.Info. [email protected]. Microsoft® Access 2010 ™ VBA Macro Programming Richard Shepherd New York Chicago San Francisco Lisbon London Madrid Mexico City Milan New Delhi San Juan Seoul Singapore Sydney Toronto Copyright © 2011 by The McGraw-Hill Companies. All rights reserved. Except as permitted under the United States Copyright Act of 1976, no part of this publication may be reproduced or distributed in any form or by any means, or stored in a database or retrieval system, without the prior written permission of the publisher. 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This page intentionally left blank Contents at a Glance Part I Programming in Access VBA Chapter 1 The Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Chapter 2 Variables, Arrays, Constants, and Data Types . . . . . . . . . . . . . . . 13 Chapter 3 Modules, Functions, and Subroutines . . . . . . . . . . . . . . . . . . . . . 27 Chapter 4 Programming Basics: Decisions and Looping . . . . . . . . . . . . . . . . . 35 Chapter 5 Strings, Functions, and Message Boxes . . . . . . . . . . . . . . . . . . . 45 Chapter 6 Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71 Chapter 7 Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 Chapter 8 Errors and the Error Function . . . . . . . . . . . . . . . . . . . . . . . . . 91 Chapter 9 Forms and Reports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 Chapter 10 Common Dialog Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123 Chapter 11 Working with the Ribbon . . . . . . . . . . . . . . . . . . . . . . . . . . . 129 Chapter 12 SQL Queries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 Chapter 13 Table Macros . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 Part II Object Models Chapter 14 The Access Object Models . . . . . . . . . . . . . . . . . . . . . . . . . . . 175 Chapter 15 The Main Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193 vii viii Microsoft Access 2010 VBA Macro Programming Chapter 16 The DoCmd Object . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213 Chapter 17 Using Access to Interact with Other Office Programs . . . . . . . . . . . 221 Part III Advanced Techniques in Access VBA Chapter 18 Charts and Graphs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231 Chapter 19 Working with External Databases . . . . . . . . . . . . . . . . . . . . . . 239 Chapter 20 API Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253 Chapter 21 Class Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265 Chapter 22 Animation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273 Part IV Access VBA in Action Chapter 23 Getting the Login ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279 Chapter 24 Securing Your Database . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283 Chapter 25 Creating Audit Trails on Tables . . . . . . . . . . . . . . . . . . . . . . . . 289 Chapter 26 Creating and Editing Queries in VBA . . . . . . . . . . . . . . . . . . . . . 293 Chapter 27 Search and Replace in Queries . . . . . . . . . . . . . . . . . . . . . . . . 297 Chapter 28 Using the DateAdd Function . . . . . . . . . . . . . . . . . . . . . . . . . . 301 Chapter 29 Monitoring Table Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . 305 Chapter 30 Handling Large Text Files . . . . . . . . . . . . . . . . . . . . . . . . . . . 307 Chapter 31 Create and Change Table Structures . . . . . . . . . . . . . . . . . . . . . 313 Chapter 32 Create an Objects Inventory . . . . . . . . . . . . . . . . . . . . . . . . . 317 Chapter 33 Manipulate Chart Colors . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321 Chapter 34 Drill Down on Charts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325 Chapter 35 Use Excel For Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329 Contents at a Glance ix Chapter 36 Use FTP in VBA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337 Chapter 37 What Happens When the 2-GB Limit Is Reached . . . . . . . . . . . . . . 343 Chapter 38 Creating Menu Structures with the Ribbon . . . . . . . . . . . . . . . . . 345 Chapter 39 Make Controls on Forms Interactive . . . . . . . . . . . . . . . . . . . . . 349 Chapter 40 Set Up Levels of User Security . . . . . . . . . . . . . . . . . . . . . . . . 355 Appendix ASCII Character Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365