spin_button.h File Reference

Spin_Button Widget. More...

#include "ntw.h"

Go to the source code of this file.

Functions
double	ntw_spin_button_get_value (ntwWidget *widget)
	Get a spin_button's value.
int	ntw_spin_button_set_value (ntwWidget *widget, double value)
	Set a spin_button's value.
ntwWidget *	ntw_spin_button_new (double min, double max, double step)
	Create spin_button.
void	ntw_spin_button_initialize_callback ()

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Detailed Description

Spin_Button Widget.

The spin_button widget is a text entry field for input of numbers. There are arrow buttons on the side which allow the number to be incremented or decremented.

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Function Documentation

double ntw_spin_button_get_value (  ntwWidget *  widget  )

Get a spin_button's value. Parameters: widget  spin_button to get Returns: Value of spin_button

ntwWidget* ntw_spin_button_new (  double  min, double  max, double  step )

Create spin_button. Parameters: min  The minimum allowed number max  The maximum allowed number step  The amount of increment/decrement when an arrow button is pressed Returns: Newly created spin_button

int ntw_spin_button_set_value (  ntwWidget *  widget, double  value )

Set a spin_button's value. Parameters: widget  spin_button to set value  Number to set spin_button to Returns: -1 on failure

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