70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
|
//
|
||
|
|
// Copyright(C) 2005-2014 Simon Howard
|
||
|
|
//
|
||
|
|
// This program is free software; you can redistribute it and/or
|
||
|
|
// modify it under the terms of the GNU General Public License
|
||
|
|
// as published by the Free Software Foundation; either version 2
|
||
|
|
// of the License, or (at your option) any later version.
|
||
|
|
//
|
||
|
|
// This program is distributed in the hope that it will be useful,
|
||
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
// GNU General Public License for more details.
|
||
|
|
//
|
||
|
|
|
||
|
|
#ifndef TXT_DROPDOWN_H
|
||
|
|
#define TXT_DROPDOWN_H
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @file txt_dropdown.h
|
||
|
|
*
|
||
|
|
* Dropdown list widget.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Dropdown list widget.
|
||
|
|
*
|
||
|
|
* A dropdown list allows the user to select from a list of values,
|
||
|
|
* which appears when the list is selected.
|
||
|
|
*
|
||
|
|
* When the value of a dropdown list is changed, the "changed" signal
|
||
|
|
* is emitted.
|
||
|
|
*/
|
||
|
|
|
||
|
|
typedef struct txt_dropdown_list_s txt_dropdown_list_t;
|
||
|
|
|
||
|
|
#include "txt_widget.h"
|
||
|
|
|
||
|
|
//
|
||
|
|
// Drop-down list box.
|
||
|
|
//
|
||
|
|
|
||
|
|
struct txt_dropdown_list_s
|
||
|
|
{
|
||
|
|
txt_widget_t widget;
|
||
|
|
int *variable;
|
||
|
|
char **values;
|
||
|
|
int num_values;
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Create a new dropdown list widget.
|
||
|
|
*
|
||
|
|
* The parameters specify a list of string labels, and a pointer to an
|
||
|
|
* integer variable. The variable contains the current "value" of the
|
||
|
|
* list, as an index within the list of labels.
|
||
|
|
*
|
||
|
|
* @param variable Pointer to the variable containing the
|
||
|
|
* list's value.
|
||
|
|
* @param values Pointer to an array of strings containing
|
||
|
|
* the labels to use for the list.
|
||
|
|
* @param num_values The number of variables in the list.
|
||
|
|
*/
|
||
|
|
|
||
|
|
txt_dropdown_list_t *TXT_NewDropdownList(int *variable,
|
||
|
|
char **values, int num_values);
|
||
|
|
|
||
|
|
#endif /* #ifndef TXT_DROPDOWN_H */
|
||
|
|
|
||
|
|
|