Vb updating textbox value
Create a form with a single textbox and a single button on it. Your problem falls in this category. The bane of Visual Basic is that it can make incredibly easy things ridiculously difficult. Net requires that you use 'Application. Most programing languages of the past were list oriented.
Many events are triggered automatically so you may not even be aware that 'events' are happening. Don't bother with the names or settings, we will use the default settings. Not so for visual Basic. You can define an entire new class of event handler and summon it. Each object is a separate thing, with its own separate program that describes what happens when that object is activated. Or you can use the 'DoEvents' command. The problem at hand is that we want to update a text box, but setting the value of a listbox or other variable does not in itself trigger an event. Create a form with a single textbox and a single button on it. Feel free to skip ahead of you wish. All you know is that when you click on button, code is executed. Now your project is like a collection of objects and your over all program describes how those objects are linked together. Your problem falls in this category. Nothing happens until an object is activated, which is called an 'event'. For those who are starting out with VB, here is a review of some important concepts. Visual Basic is object oriented. This approach lead to programs that worked, but for the most part were complex tangles of code which were hard to modify and harder still to use for other applications. It can be a huge frustration. It was this change, poorly documented, which cause me no end of frustration. You were on the right track. You need to trigger an event so that your changes are applied and your text box will be updated on the screen. Your project was like a list of chores which had to be done one after the other; sort of like directions on how to make a cake. Most programing languages of the past were list oriented. You can set up a timer which will trigger events at regular intervals. You over all project is not a list of chores, it is a description of how those objects are connected to each other. The bane of Visual Basic is that it can make incredibly easy things ridiculously difficult.
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