Exception handling in PowerBuilder – PB Docs 90
Exception handling in PowerBuilder When a runtime error occurs in a PowerBuilder application, unless that error is trapped, a single application event (SystemError) fires to handle the error no matter where in the application the error happened. Although some errors can be handled in the system error event, catching the error closer to its source…
Developing and deploying a PowerBuilder window plug-in application – PB Docs 90
Developing and deploying a PowerBuilder window plug-in application Basic steps There are four main tasks involved in developing a plug-in application. To create and deploy a PowerBuilder window plug-in application: Create, test, and build the PowerBuilder application. Create an HTML page that embeds your PowerBuilder application window. Configure the Web server by registering the appropriate…
Chapter 29 Web Application Development with PowerBuilder – PB Docs 90
Chapter 29 Web Application Development with PowerBuilder About this chapter This chapter provides an overview of the techniques you can use to develop Web applications with PowerBuilder. Contents Topic Building Web applications Web services Web targets JSP targets Web DataWindow DataWindow Web control for ActiveX DataWindow plug-in PowerBuilder window plug-in PowerBuilder window ActiveX Document get…
OLE information in the Browser – PB Docs 90
OLE information in the Browser The system stores information about the OLE server applications and OLE custom controls installed on your computer in the registry. PowerBuilder reads the registry and displays the registration information for all registered OLE servers and custom controls. To view the OLE information: Click the Browser button on the PowerBar. Click…
Using external functions – PB Docs 90
Using external functions External functions are functions that are written in languages other than PowerScript and stored in dynamic libraries. External functions are stored in dynamic link libraries (DLLs). You can use external functions written in any language that supports the standard calling sequence for 32-bit platforms. If you are calling functions in libraries that…
Accessing component properties – PB Docs 90
Accessing component properties ContextKeyword service object You can use the ContextKeyword service object to get component property values. To retrieve property values, you call the GetContextKeywords function. Before you can use the ContextKeyword service object, create a reference to the object by calling the GetContextService function, using Keyword as the service name. EAServer properties for…
DBParm support for PowerBuilder components – PB Docs 90
DBParm support for PowerBuilder components There are several connection options that are relevant only to a PowerBuilder custom class user object that is deployed as a transaction server component. These DBParm parameters can be set through the EAServer or EAServer/MTS tab of the Database Profile Setup dialog box for the appropriate database interface or by…
Defining the OLE DB interface – PB Docs 90
Defining the OLE DB interface Using the OLE DB Database Profile Setup To define a connection through the OLE DB interface, you must create a database profile by supplying values for at least the basic connection parameters in the Database Profile Setup – OLE DB dialog box. You can then select this profile anytime to…
Oracle – PB Docs 90
Oracle This section describes how to use the native Oracle database interfaces in PowerBuilder. Supported versions for Oracle PowerBuilder provides three Oracle database interfaces. These interfaces use different DLLs and access different versions of Oracle. Table 5-3: Supported native database interfaces for Oracle Oracle interface DLL O73 Oracle 7.3 PBO7390.DLL O84 Oracle 8.0.x and Oracle8i…
Designing DataWindow objects – PB Docs 90
Designing DataWindow objects The Web DataWindow supports most PowerBuilder DataWindow functionality. This section describes what features to use to take full advantage of the Web DataWindow. Using existing DataWindow objects Many existing DataWindow objects work in the Web DataWindow. If a DataWindow object uses features that the Web DataWindow does not support, then the features…