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Stepper

Justin Oroz edited this page Jul 7, 2017 · 11 revisions

Plus/Minus Control

Overview

Adding a ModOptionStepper object to your menu displays a Plus/Minus Control which has two buttons which can be clicked to increase or decrease a number by a specified step size.

Usage

Initializing

ModOptionStepper myPlusMinus = new ModOptionStepper("mySetting", "Option Label", 0.0m, 100.0m, 5.0m, 50.0m);
(string identifier, string labelText, decimal min, decimal max, decimal stepsize, decimal defaultValue, DisplayType type = DisplayType.NONE, bool enabled = true)

ModOptionStepper initialization requires an identifier, label, a decimal min, decimal max, decimal stepsize, and a decimal defaultValue but can be initialized with additional arguments type and the standard enabled. You can then add it to ModOptions.

stepsize determines the amount the value changes when clicking the Plus and Minus buttons.

min is the minimum value of the Stepper and the basis for all values. For example, if an attempt is made to set the value of the stepper, the stepper will check if the new value is min * stepsize * n, where n is some multiple, and set the value to the closest matching value.

max is the maximum value of the stepper. If max does not fall on min * stepsize * n the stepper will be set to the maximum when it is pushed passed the final valid multiple of stepsize. i.e with min = 0, max = 1, stepsize = 0.3: When the Plus button is pushed at 0.9 the value will be set to 1.0, even though it is not a multiple of stepsize.

The type argument decides which icon to display and requires a DisplayType enum value which currently includes:

public enum DisplayType
{
    NONE, PERCENT
}

If PERCENT is chosen a % will be displayed after the value, otherwise, only the value is shown.

Reading/Modifying Values

To read the checkbox value check the decimal Value property. The event ValueChanged is triggered every time the Value property is changed, except on initialization.

The mod can manually change the state of the checkbox by writing to the Value property or using the StepUp() and StepDown() methods. If Value is set directly it will be verified to be a multiple of stepsize or it will be dropped to the closest multiple.

Properties and Methods

Initializers

public ModOptionStepper(string identifier, string labelText, decimal min, decimal max, decimal stepsize, decimal defaultSelection, DisplayType type = DisplayType.NONE, bool enabled = true)

Methods

public void StepUp()
public void StepDown()

Properties

public decimal Value { get; set; }

Events

public delegate void ModOptionStepperHandler(string identifier, decimal currentValue)
public event ModOptionStepperHandler ValueChanged
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