TDL Reference Manual Tally

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The information contained in this document represents the current view of Tally Solutions Pvt Ltd Tally in short on the topics. discussed as of the date of publication Because Tally must respond to changing market conditions it should not be interpreted to be a. commitment on the part of Tally and Tally cannot guarantee the accuracy of any information presented after the date of publication. This document is for informational purposes only TALLY MAKES NO WARRANTIES EXPRESS OR IMPLIED IN THIS. Complying with all applicable copyright laws is the responsibility of the user Without limiting the rights under copyright no part of. this document may be reproduced stored in or introduced into a retrieval system or transmitted in any form by any means electronic. mechanical photocopying recording or otherwise or for any purpose without the express written permission of Tally Solutions Pvt. Tally may have patents patent applications trademarks copyrights or other intellectual property rights covering subject matter in this. document Except as expressly provided in any written licence agreement from Tally the furnishing of this document does not give you. any licence to these patents trademarks copyrights or other intellectual property. 2012 Tally Solutions Pvt Ltd All rights reserved, Tally Tally 9 Tally9 Tally ERP Tally ERP 9 Shoper Shoper 9 Shoper POS Shoper HO Shoper 9 POS Shoper 9 HO. TallyDeveloper Tally Developer Tally Developer 9 Tally NET Tally Development Environment Tally Extender Tally Integrator. Tally Integrated Network Tally Service Partner TallyAcademy Power of Simplicity are either registered trademarks or trademarks. of Tally Solutions Pvt Ltd in India and or other countries All other trademarks are properties of their respective owners. Version TDL Reference Manual 9 0 August 2012, Tally Definition Language TDL is the development of Tally ERP 9 This allows the programmers to. develop and deploy faster effective Tally Extensions with ease. The book TDL Reference Manual divided into two sections First section begins with the. Introduction to TDL and focuses on basic concepts of TDL i e TDL Components Symbols used in. TDL Dimensions and Formatting Usage of Variables Buttons and Keys. Thereafter the emphasis is on the coverage of core concepts of Objects Methods and Collections. Actions and UDF creation After gaining a reasonable amount of depth and confidence in. understanding the above the focus of the book progresses towards the application of all covered. topics i e the creation of various types of Reports Printing and Voucher Invoice customisations. Second section devoted to a detailed discussion of TDL language enhancements for Tally ERP 9. This section describes the new features Writing Remote Compliant TDL Reports and User Defined. Functions respectively The What s new section gives an insight about the enhancements in the. latest Tally ERP 9 Releases, This book is for anyone who wants to explore TDL as a development language of Tally and how to. write TDL programs effectively Absolutely no previous TDL experience is necessary Even. advanced users will find this book useful as the changes to TDL are dealt from the developers and. the user s point of view, You will enjoy reading this book as it is rich in concepts. Happy programming folks, Section I TDL The Development Language of Tally ERP 9.
1 Tally Definition Language An Introduction 3,1 1 Tally Definition Language 4. 1 1 1 Comparison with other Languages 4,1 2 The TDL Program At a Glance 6. 1 3 TDL Capabilities 6,1 4 TDL Features 7,2 TDL Components 9. 2 1 Writing a Basic TDL Program 9,2 1 1 Specification of TDL Files 9. 2 2 TDL Interfaces 11,2 3 Hello TDL Program 11, 2 3 1 Executing Multiple Files using Include Definition 13.
2 4 TDL Components 14,2 4 1 Definitions 14,2 4 2 Attributes 17. 2 4 3 Modifiers 22,2 4 4 Actions in TDL 26,2 4 5 Data Types 26. 2 4 6 Operators in TDL 27,2 4 7 Special Symbols 29. 2 4 8 Functions 29,3 Symbols and Prefixes 31,3 1 Access Specifiers Symbol Prefixes 32. 3 2 General Symbols 32,3 3 The Usage of and 32,3 3 1 Formula 32.
3 4 The Usage of and 34,3 4 1 Referencing a Field using 34. 3 4 2 Modifying existing Definitions using 34,3 4 3 Accessing value from a Variable using 35. 3 5 The Usage of and 35,3 5 1 Accessing a Method using 35. 3 5 2 Calling an Internal Function using 35,3 6 Commenting a Code using and 36. 3 7 Line Continuation Character 36,3 8 Exposing Methods and Creating Procedures 37.
3 9 Reinitialize Definitions 37,3 10 Optional Definitions 37. 4 Dimensions and Formatting 41,4 1 Unit of Measurement 41. 4 2 Dimensional Attributes 42,4 2 1 Sizing Size Attributes 42. 4 2 2 Spacing Position Attributes 44,4 3 Alignment Attributes 45. 4 3 1 Top Parts Bottom Parts Left Parts and Right Parts 45. 4 3 2 Top Lines and Bottom Lines 47,4 3 3 Left Field and Right Field 47.
4 3 4 Align 48,4 4 Some Specific Attributes 49,4 4 1 Inactive 49. 4 4 2 Invisible 49,4 4 3 Widespaced 50,4 5 Definitions and Attributes for Formatting 50. 4 5 1 Border 50,4 5 2 Style 52,4 5 3 Color 53,4 5 4 Background and Print BG Attribute 54. 4 5 5 Format Attribute 55,5 Variables Buttons and Keys 57. 5 1 Attributes of a Variable 57,5 1 1 Type 57,5 1 2 Default 58.
5 1 3 Persistent 58,5 1 4 Volatile 59,5 1 5 Repeat 59. 5 2 The Scope of a Variable 60,5 2 1 Local 60,5 2 2 Global 60. 5 2 3 Field Acting as a Variable 61,5 3 Modifying the Variable Value 62. 5 4 Example Variables 62,5 5 Buttons and Keys 63,5 5 1 Attributes of Buttons Keys 63. 6 Objects and Collections 65,6 1 Objects 65,6 1 1 Tally Object Structure 66.
6 1 2 Tally Objects Types 67,6 1 3 Object Context 70. 6 2 Collections 71,6 2 1 Simple and Compound Collections 72. 6 2 2 Sources of Collection 73,6 2 3 Creating a Collection 74. 6 3 Object Association 76,6 3 1 Report Level Object association 77. 6 3 2 Part Level Object Association 77,6 3 3 Line Level Object Association 79.
6 3 4 Field Level Object Association 80,6 4 Methods 80. 6 4 1 Internal Methods 80,6 4 2 User Defined External Methods 81. 6 4 3 Accessing Method 81,6 5 Collection Capabilities 83. 6 5 1 Basic Capabilities 84,6 5 2 Advanced Capabilities 92. 7 Actions in TDL 99,7 1 Categories of Action 99,7 2 Action Association 100.
7 2 1 Action Association at Menu Definition 100, 7 2 2 Action Association at Button Key Definition 101. 7 2 3 Action Association at Field Definition 102,7 3 Components of Actions 102. 7 4 Global Actions 103,7 4 1 Action Menu 103,7 4 2 Action Create and Alter 105. 7 4 3 Action Modify Object 108,7 4 4 Action Browse URL 110. 7 5 Actions Create Collection Display Collection and Alter Collection 110. 7 5 1 Action Create Collection 110,7 5 2 Action Display Collection 111.
7 5 3 Action Alter Collection 111,7 5 4 Collection Attributes 112. 7 6 Object Specific Actions 113, 7 6 1 Menu Actions Menu Up Menu Down Menu Reject 113. 7 6 2 Form Actions Form Accept Form Reject Form End 114. 7 6 3 Part Actions Part Home Part End Part Pg Up 114. 7 6 4 Line Actions Explode Display Object Alter Object 115. 7 6 5 Field Actions Field Copy Field Paste Field Erase Calculator 116. 8 User Defined Fields 119,8 1 What is UDF 119,8 1 1 Creating a UDF 119. 8 1 2 To store the User Input in the UDF 120, 8 1 3 To retrieve the value of UDF from an Object 120. 8 2 Classification of UDF s 121,8 2 1 Simple UDF 121.
8 2 2 Aggregate UDF 123,9 Reports Printing and Validation Controls 127. 9 1 Reports 127,9 1 1 Tabular Reports 127,9 1 2 Hierarchical Report Drill down Report 133. 9 1 3 Column Based Reports 136,9 1 4 Auto Column Reports 140. 9 1 5 Automatic Auto Column Reports 146,9 1 6 Columnar Report 148. 9 2 Printing 148,9 2 1 Printing Techniques 149,9 2 2 Page Breaks 150.
9 2 3 Frequently Used Attributes and Functions 153. 9 2 4 Validation and Controls 155,10 Voucher and Invoice Customisation 161. 10 1 Classification of Vouchers 161,10 1 1 Accounting Vouchers 161. 10 1 2 Inventory Vouchers 162,10 1 3 Accounting cum Inventory Vouchers 162. 10 2 The Structure of a Voucher Object 162,10 3 Customisation 164. 10 3 1 Voucher Customisation 164,10 3 2 Invoice Customisation 173.
Section II TDL Language Enhancements,11 General and Collection Enhancements 185. 11 1 Attributes and Modifier Enhancements 185,11 1 1 New Attributes 185. 11 1 2 Behavioral Changes of Attributes 188, 11 1 3 The Attribute Child Of to support Voucher Type 189. 11 1 4 Attribute Modifiers 190,11 1 5 A New Attribute Modifier Switch 190. 11 1 6 Behavioral Changes for Attribute Modifiers 191. 11 1 7 Behavioral change in System Definitions 193. 11 1 8 Partial Attribute Support 193,11 2 Enhanced Special Symbols 194.
11 2 1 Multi line commenting in TDL source code using and 194. 11 2 2 Extension of modifying definitions using 194. 11 2 3 Reinitialize Definition modifier 194, 11 3 Method Formula Syntax with Relative Object Specification 195. 11 4 Enhancements Object Association 196,11 4 1 Report Level Object Association 197. 11 4 2 Part Level Object Association 197,11 4 3 Line Level Object Association 199. 11 4 4 Field Level Object Association 200, 11 5 Enhancements Object Access via Interface Object 200. 11 5 1 Identifying Part and Line Interface object with Access Name 200. 11 5 2 Value Extraction 200,11 6 Bracket support in TDL 202.
11 6 1 During the Function Call 202, 11 6 2 In the language syntax for nesting formulas 203. 11 7 Action Enhancements 204,11 7 1 Enhancements in Key Actions 204. 11 7 2 New Actions 205,11 8 Events introduced 212,11 8 1 Event On Form Accept 212. 11 8 2 Event On Focus 212,11 9 User Defined Function 213. 11 10 New Functions 213,11 10 1 IsObjectBelongsTo 213.
11 10 2 NumLinesInScope 213,11 10 3 DateRange 214,11 11 Enhanced Collection Capabilities 214. 11 11 1 Aggregation and Reporting 215, 11 11 2 The Summary Collection is available through Tally ODBC Interface 223. 11 11 3 HTTP XML Collection GET and POST with and without Object Specification 224. 11 11 4 Usage As Tables 231, 11 11 5 Dynamic Object support for HTTP XML Information Interchange 234. 11 12 Collection Capabilities for Remoting 235,12 Writing Remote Compliant TDL Reports 237. 12 1 Client Server Architecture An Overview 238, 12 2 Tally Client Server Architecture using Tally NET 238.
12 2 1 Tally NET Server 238,12 2 2 Tally ERP 9 Server 239. 12 2 3 Tally ERP 9 Client 239, 12 3 Setting up Server Tally for Remote Access 240. 12 4 Setting up the Client Tally 242,12 5 TDL In a Client Server Environment 243. 12 6 TDL Enhancements for Remote 244,12 6 1 Collection Enhancements 244. 12 6 2 Report Level Enhancements 247,12 6 3 Function on Request 250.
12 6 4 Action Enhancements 252,12 7 Writing Remote Compliant TDL Reports 253. 12 7 1 Fetching the single Object 253,12 7 2 Repeating Lines over a Collection 254. 12 7 3 Using the same Collection in more than one Report 256. 13 User Defined Functions 257,13 1 Functions In General 257. 13 2 Functions In TDL 258,13 3 Function Building Blocks 258. 13 3 1 Definition Block 259,13 3 2 Parameter specification 259.
13 3 3 Procedural Block 261,13 4 Programming Constructs In Function 262. 13 4 1 Conditional Constructs 262,13 4 2 Looping Constructs 265. 13 4 3 Control Constructs 267,13 5 Calling a Function 270. 13 5 1 Using Action CALL 270,13 5 2 Using Symbol Prefix 271. 13 6 Function Execution Object Context 271,13 6 1 Target Object Context 271.
13 6 2 Parameter Evaluation Context 272,13 6 3 Return Value Evaluation 272. 13 7 Valid Statements inside a Function 272,13 7 1 Actions for Variable Manipulation 272. 13 7 2 Action Enhancements and New Actions 274, 14 What s New in TDL for Tally ERP 9 Release 3 61 283. 14 1 Action Enhancements 283,14 1 1 TDL Action Browse URL Ex 283. 14 2 Function Enhancements 285,14 2 1 Function FileReadRaw 285.
14 3 Enhancements in Release 3 6 286,14 3 1 Collection Enhancements 286. 14 3 2 Action Enhancements 287,14 3 3 Platform Functions and Variables 288. 14 4 Enhancements in Release 3 0 294,14 4 1 Collection Enhancements 294. 14 4 2 Image Printing Capabilities 300,14 4 3 Enhanced Columnar Capability 303. 14 4 4 Persisting Variables at System Scope in a User Specified File 313. 14 4 5 New Events Introduced 318,14 4 6 Enhancement Programmable Configuration 322.
14 4 7 Optional Default TDL Loading 323, 14 4 8 Refresh Issues in context of User Defined Function Evaluation 324. 14 4 9 Functions and Attribute Enhancements 328,14 5 Enhancements in Release 2 0 333. 14 5 1 TDL Procedural Enhancements 333,14 5 2 Variable Framework Enhancements 355. 14 5 3 Event Framework Enhancements 369,14 5 4 Action Enhancements 371. 14 5 5 TDL Enhancements for Remoting 373,14 5 6 Default TDL Changes 379.
14 6 Enhancements in Release 1 8 387, 14 6 1 Invoking Actions on Event Occurrence with System Printing Events Introduced 387. 14 6 2 Collection Enhancements 391, 14 6 3 Evaluating expressions by Changing the Object Context with ReqOwner Introduced 412. 14 6 4 Variable Framework with Compound Variables Introduced 429. 14 6 5 Licensing Binding Mechanism 490,14 7 Enhancements in Release 1 61 497. The book TDL Reference Manual divided into two sections First section begins with the Introduction to TDL and focuses on basic concepts of TDL i e TDL Components Symbols used in TDL Dimensions and Formatting Usage of Variables Buttons and Keys Thereafter the emphasis is on the coverage of core concepts of Objects Methods and Collections Actions and UDF creation After gaining a

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