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//
// 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.
//
//
// Routines for selecting files, and the txt_fileselect_t widget.
//
#ifndef TXT_FILESELECT_H
#define TXT_FILESELECT_H
/**
* @file txt_fileselect.h
*
* File selection widget.
*/
/**
* File selection widget.
*
* A file selection widget resembles an input box (@ref txt_inputbox_t)
* but opens a file selector dialog box when clicked.
*/
typedef struct txt_fileselect_s txt_fileselect_t;
/**
* Returns non-zero if a native file selector is available on this
* platform.
*/
int TXT_CanSelectFiles(void);
/**
* Open a native file selector to select a file.
*
* @param prompt Pointer to a string containing a prompt to display
* in the window.
* @param extensions NULL-terminated list of filename extensions for
* files that can be selected, or @ref TXT_DIRECTORY
* to select directories.
*/
char *TXT_SelectFile(const char *prompt, const char **extensions);
/**
* Create a new txt_fileselect_t widget.
*
* @param variable Pointer to a char * variable in which the selected
* file should be stored (UTF-8 format).
* @param size Width of the file selector widget in characters.
* @param prompt Pointer to a string containing a prompt to display
* in the file selection window.
* @param extensions NULL-terminated list of filename extensions that
* can be used for this widget, or @ref TXT_DIRECTORY
* to select directories.
*/
txt_fileselect_t *TXT_NewFileSelector(char **variable, int size,
const char *prompt, const char **extensions);
/**
* Special value to use for 'extensions' that selects a directory
* instead of a file.
*/
extern const char *TXT_DIRECTORY[];
#endif /* #ifndef TXT_FILESELECT_H */
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