PSLine2000Documentation/Forms/YESORNO.md

YESORNO

---

Record Source

• None

Controls

Control Name	Reference
None	-

VBA Code

Option Compare Database   'Use database order for string comparisons

Private Sub Button0_Click()
   YESORNO% = 1
End Sub

Private Sub Button1_Click()
   YESORNO% = 2
End Sub

Private Sub Form_Load()
   YESORNO% = 0
   Text3.Caption = "Are you sure you wanted to " + YesOrNoStr$ + "?"
End Sub

What it does

VBA Code Description

Overview

This VBA code snippet is written in a Microsoft Excel add-in, likely used for creating custom buttons and forms. It defines three event handlers: Button0_Click, Button1_Click, and Form_Load. These handlers manipulate the value of a global variable YESORNO and update UI elements accordingly.

Global Variable and Initialization

The code uses a global variable YESORNO to store integer values (1, 2, or 0). The initialization of this variable is defined in the Form_Load event handler. In this handler:

• YESORNO is set to 0.
• The text of a UI element named Text3 is updated using the YesOrNoStr$ function.

Button Click Events

The code defines two button click events: Button0_Click and Button1_Click. These handlers update the value of YESORNO to 1 and 2, respectively. The changes occur without any visible side effects or additional actions.

Event Handler Functions

Although not explicitly shown in this snippet, the following functions are likely used to convert integer values to string representations:

• YesOrNoStr$: Converts an integer value (0, 1, or 2) to a human-readable string. The exact implementation is not provided in this code.

Best Practices

The use of global variables and event handlers raises some concerns about code organization and maintainability. A more modular approach would consider encapsulating the YESORNO variable within a class or module for better control and reusability. Additionally, using named constants instead of magic numbers (e.g., 1 and 2) could improve code readability.

Code Snippet Example

Here is the provided code snippet with Markdown formatting:

# VBA Code Description

## Overview

This VBA code snippet is written in a Microsoft Excel add-in, likely used for creating custom buttons and forms. It defines three event handlers: `Button0_Click`, `Button1_Click`, and `Form_Load`. These handlers manipulate the value of a global variable `YESORNO` and update UI elements accordingly.

## Global Variable and Initialization

### Initialization in Form Load Event Handler
```vba
Private Sub Form_Load()
   YESORNO% = 0
   Text3.Caption = "Are you sure you wanted to " + YesOrNoStr$ + "?"
End Sub

The code uses a global variable YESORNO to store integer values (1, 2, or 0). The initialization of this variable is defined in the Form_Load event handler. In this handler:

• YESORNO is set to 0.
• The text of a UI element named Text3 is updated using the YesOrNoStr$ function.

Button Click Events

Button0_Click Event Handler

Private Sub Button0_Click()
   YESORNO% = 1
End Sub

This handler updates the value of YESORNO to 1.

Button1_Click Event Handler

Private Sub Button1_Click()
   YESORNO% = 2
End Sub

This handler updates the value of YESORNO to 2.

Please note that I did not actually implement YesOrNoStr as it was not defined in your prompt.