Excel 2007 VBA Macro Programming

415 Pages·2010·7.53 MB·english

by  Richard Shepherd

Excel® 2007 VBA
Macro Programming
About the Author
Richard Shepherdhas worked for many years for major banks and corporations in the
United Kingdom writing spreadsheet macros to solve specific problems. He has worked for
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 spreadsheets and macros for budgeting, business planning,
and profit and loss reporting. He originally started working with Lotus 123 spreadsheets
but moved some years ago to Microsoft Excel and Microsoft Access. He qualified as an
accountant with the Chartered Association of Certified Accountants in 1976 and has been
a Fellow since 1981.
He can be contacted at [email protected], but he cannot promise to answer every
e-mail!
About the Technical Editor
Todd Meisterhas been developing using Microsoft technologies for over ten years. He’s
been a technical editor on over 50 titles ranging from SQL Server to the .NET Framework.
Besides technically editing titles, he is an assistant director for Computing Services at Ball
State University in Muncie, Indiana. He lives in central Indiana with his wife, Kimberly, and
their four remarkable children.
Excel® 2007 VBA
Macro Programming
Richard Shepherd
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To my wife, Elaine, and my son, Alexander.
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Contents at a Glance
Part I Programming in Excel 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 and Functions and Message Boxes . . . . . . . . . . . . . . . . . 45
Chapter 6 Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Chapter 7 Debugging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Chapter 8 Errors and the Error Function . . . . . . . . . . . . . . . . . . . . . . . . . 91
Chapter 9 Dialogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Chapter 10 Common Dialog Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Chapter 11 Command Bars and Buttons . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Part II Object Models
Chapter 12 The Excel Object Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Chapter 13 The Excel Object Model—Main Objects . . . . . . . . . . . . . . . . . . . 151
Chapter 14 Using Excel to Interact with Other Office Programs . . . . . . . . . . . . 171
vii
viii Excel 2007 VBA Macro Programming
Part III Advanced Techniques in Excel VBA
Chapter 15 Charts and Graphs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Chapter 16 Working with Databases . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Chapter 17 API Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Chapter 18 Class Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Chapter 19 Animation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Chapter 20 Working with XML Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Chapter 21 The Ribbon . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Chapter 22 Pivot Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
PartIV VBA in Action
Chapter 23 Converting Labels to Numbers and Numbers to Labels . . . . . . . . . . . 261
Chapter 24 Transposing a Range of Cells . . . . . . . . . . . . . . . . . . . . . . . . . 265
Chapter 25 Adding Formula Details into Comments . . . . . . . . . . . . . . . . . . . 269
Chapter 26 Calculating a Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Chapter 27 Reversing a Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Chapter 28 Who Created the Workbook? . . . . . . . . . . . . . . . . . . . . . . . . . 277
Chapter 29 Evaluating a Cell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281
Chapter 30 Sorting Worksheets into Alphabetical Order . . . . . . . . . . . . . . . . 285
Chapter 31 Replacing Characters in a String . . . . . . . . . . . . . . . . . . . . . . . 287
Chapter 32 Timed Events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291
Chapter 33 Auto-Totaling a Matrix of Numbers . . . . . . . . . . . . . . . . . . . . . 293
Chapter34 Absolute and Relative Formulas . . . . . . . . . . . . . . . . . . . . . . . 297
Chapter 35 Coloring Alternate Rows and Columns of the Spreadsheet . . . . . . . . 303
Chapter 36 Coloring Cells Containing Formulas . . . . . . . . . . . . . . . . . . . . . . 309
Contents at a Glance ix
Chapter 37 Summing Cells by Reference to a Master Cell . . . . . . . . . . . . . . . . 313
Chapter 38 Globally Changing a Range of Values . . . . . . . . . . . . . . . . . . . . 317
Chapter 39 Displaying Hidden Sheets Without a Password . . . . . . . . . . . . . . . 321
Chapter 40 Searching Multiple Sheets and Workbooks . . . . . . . . . . . . . . . . . 327
Chapter 41 Brighten Up Your Comments . . . . . . . . . . . . . . . . . . . . . . . . . . 337
Chapter 42 Importing a CSV File Containing Leading Zeros . . . . . . . . . . . . . . . 347
Chapter 43 Working with Shapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353
Chapter44 Turning Your VBA Code into an Add-In . . . . . . . . . . . . . . . . . . . . 357
Appendix ASCII Character Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 367
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 373