So I’m working on a ‘dashboard’ style datawindow in an application which shows a grid of data along with some graphics so the user can easily see changes/important stuff. There are a number of reasons to use a grid datawindow for this, especially since they can easily be changed by the user to suit their…
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PowerBuilder ‘Gotcha’ – Grid Datawindows with Picture Controls
PowerBuilder ‘Gotcha’ – Grid Datawindows with Picture Controls - the full story »
I should have known this would happen…
So I’m encountering an issue in PowerBuilder where I’m creating a datawindow object from a dynamically built SQL statement and a user is getting some wonky results along with a cryptic “datawindow release number is incorrect” message. A quick Google and then… Fine time for a single search hit…
PowerBuilder – Using C# Visual Objects in PB Classic Applications
This article will explain how to build a COM visual component in C# using Visual Studio 2010; it is an extension of my earlier example of using the Interop Forms Toolkit to build a Visual Basic COM object. First you need to install the Microsoft Interop Toolkit (available here). Then download the C# Interop Form…
PowerBuilder – Timing Out a Windows Session
There are a variety of techniques to locking or timing out an application after a certain amount of inactivity. With earlier versions of Windows (XP and prior) a common approach was to invoke the screen saver via a Send command. send(handle(This),274,61760,0) This doesn’t work with Windows 7 (or Vista). Try the following: integer li_rc OleObject…
PowerBuilder – Using .Net Visual Controls in PB Classic Applications
This article describes the techniques and code used during my presentations at the Carolina Code Camp 2012 and at the May 2012 meeting of the North Carolina PowerBuilder User Group. The techniques described here utilize Visual Basic .Net (coded in Visual Studio 2010) with the Interop Forms Toolkit available from Microsoft. The Interop Forms Toolkit…
