User manual DFPUG VISUAL EXTENDED 9.5

[. . . ] The extensive Application Development Framework that makes Microsoft Visual FoxPro Development easy! VISUAL EXTEND 9. 5 English User Manual dFPUG c/o ISYS GmbH Uwe Habermann, Venelina Jordanova Visual Extend 9. 0 User Manual More productive than ever before! Page 2 Copyright Visual Extend is a product from dFPUG c/o ISYS GmbH. Any reuse of VFX related material needs the written permission of dFPUG c/o ISYS GmbH; also VFX related publications must have the copyright notice of dFPUG c/o ISYS GmbH. Note This user manual has identical content as the user manual for Visual Extend 9. 0. All differences between the versions VFX 9. 0 and VFX 9. 5 as well as new features of VFX 9. 5 are described in the document VFX95WhatIsNew. Visual Extend 9. 0 User Manual More productive than ever before! Page 3 1. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BASED ON VISUAL FOXPRO 9. 0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] When the user need to add a new record, he clicks the New button. 8. 15. VFX ­ CPickAlternate Builder Similar to the cPickField control, the cPickAlternate class can be used for validating user input against a table as well as to provide the call of a pick list dialog where the user can pick a value. When using the class cPickAlternate, the primary key of the chosen PickList record will be stores into the correspondent field in the main table, while the user will see the value of another field of the PickList table. Use the cPickAlternate control rather than a Combobox Control, whenever the choice will be made from a table with lots of records. It is also suitable, when if you want to give the user the ability to enter a value, that does not correspondent to the primary key of the Picklist table. The purpose of the class is to provide the end-user with an easy-to-use interface that allows well known values to be entered, instead of program generated primary keys. The user fills this logical key value and it is used to navigate to the correspondent record in the PickList table. When the searched record is found the primary key value will be passed back to the cPickAlternate control and will be used to update the related data in the main table. Visual Extend 9. 0 User Manual More productive than ever before! Page 87 This class is based on cPickField class and inherits all of its properties and methods. In addition to them it has a new property cControlSourceInternalKey where you have to specify the name of the field in the main table where will be stored the foreign key value. This foreign key correspondent to the primary key in the PickList table. With the VFX ­ CPickAlternate Builder you can easy set all necessary properties of the class. Pick Table Name ­ Here can be chosen the name of one of the tables from the Dataenvironment. Pick Table Index Tag ­ This is the name of the Index tag that will be used for search in the Picklist table. This index key corresponds to the value entered in the text box control. CPickAlternate. txtField. ControlSource ­ The Controlsource of the text box control. CPickAlternate. txtDesc. ControlSource ­ The name of the description field. After successful validation its value will be displayed in the description field. Return Field Name (Code) ­ The name of the field which value from the selection table, will be shown to the user. Usually this field name corresponds to the name, which is filled into txtField. ControlSource. If it is necessary, convert the value with TRANSFORM() into a character type. Return Field Name (Description) ­ The name of the description text field, which will be returned back from the Picklist table. If it is necessary, convert the value with TRANSFORM() into a character type. Return Field Name (Internal Key) ­ The name of the field from the Picklist table, which contains the primary key. The relationship from the main table to the Picklist table in the data environment is maintained trought this field. [. . . ] In addition, the access to the customer's PC is protected by a password for accessing the customer's PC which must be given while establishing the connecting by the Supporter. Visual Extend 9. 0 User Manual More productive than ever before! Page 177 In the Remote administrator Viewer is created an entry for the application Support. In the properties of the Remote entry the Subdomain name is entered in the field IP address. Now the customer's PC can be found in the Internet through the Subdomain name. The Supporter needs to create only one entry for the remote support of all customer computers. After establishing successful connection, the customer's PC can be operated in the Radmin-Viewer's window exactly like the own PC. Visual Extend 9. 0 User Manual More productive than ever before! Page 178 18. Documentation Beside the user manual there is lots of on-line documentation for VFX. To this belongs in particular the technical reference, which is available as Windows help file. [. . . ]