vlc_dialog.h 3.87 KB
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/*****************************************************************************
 * vlc_dialog.h: user interaction dialogs
 *****************************************************************************
 * Copyright (C) 2009 Rémi Denis-Courmont
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifndef VLC_DIALOG_H_
#define VLC_DIALOG_H_
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# include <stdarg.h>
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/**
 * \file vlc_dialog.h
 * User interaction dialog APIs
 */

/**
 * A fatal error dialog.
 * No response expected from the user.
 */
typedef struct dialog_fatal_t
{
    const char *title;
    const char *message;
} dialog_fatal_t;

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VLC_EXPORT( void, dialog_VFatal, (vlc_object_t *, bool, const char *, const char *, va_list) );

static inline LIBVLC_FORMAT(3, 4)
void dialog_Fatal (vlc_object_t *obj, const char *title, const char *fmt, ...)
{
     va_list ap;

     va_start (ap, fmt);
     dialog_VFatal(obj, false, title, fmt, ap);
     va_end (ap);
}
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#define dialog_Fatal(o, t, ...) \
        dialog_Fatal(VLC_OBJECT(o), t, __VA_ARGS__)

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static inline LIBVLC_FORMAT(3, 4)
void dialog_FatalWait (vlc_object_t *obj, const char *title,
                       const char *fmt, ...){
     va_list ap;

     va_start (ap, fmt);
     dialog_VFatal(obj, true, title, fmt, ap);
     va_end (ap);
}
#define dialog_FatalWait(o, t, ...) \
        dialog_FatalWait(VLC_OBJECT(o), t, __VA_ARGS__)

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/**
 * A login dialog.
 */
typedef struct dialog_login_t
{
    const char *title;
    const char *message;
    char **username;
    char **password;
} dialog_login_t;

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VLC_EXPORT( void, dialog_Login, (vlc_object_t *, char **, char **, const char *, const char *, ...) ) LIBVLC_FORMAT (5, 6);
#define dialog_Login(o, u, p, t, ...) \
        dialog_Login(VLC_OBJECT(o), u, p, t, __VA_ARGS__)
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/**
 * A question dialog.
 */
typedef struct dialog_question_t
{
    const char *title;
    const char *message;
    const char *yes;
    const char *no;
    const char *cancel;
    int answer;
} dialog_question_t;

VLC_EXPORT( int, dialog_Question, (vlc_object_t *, const char *, const char *, const char *, const char *, const char *) );
#define dialog_Question(o, t, m, y, n, c) \
        dialog_Question(VLC_OBJECT(o), t, m, y, n, c)

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typedef struct dialog_progress_bar_t
{   /* Request-time parameters */
    const char *title;
    const char *message;
    const char *cancel;
    /* Permanent parameters */
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    void (*pf_update) (void *, const char *, float);
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    bool (*pf_check) (void *);
    void (*pf_destroy) (void *);
    void *p_sys;
} dialog_progress_bar_t;

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VLC_EXPORT( dialog_progress_bar_t *, dialog_ProgressCreate, (vlc_object_t *, const char *, const char *, const char *) LIBVLC_USED );
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#define dialog_ProgressCreate(o, t, m, c) \
        dialog_ProgressCreate(VLC_OBJECT(o), t, m, c)
VLC_EXPORT( void, dialog_ProgressDestroy, (dialog_progress_bar_t *) );
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VLC_EXPORT( void, dialog_ProgressSet, (dialog_progress_bar_t *, const char *, float) );
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VLC_EXPORT( bool, dialog_ProgressCancelled, (dialog_progress_bar_t *) );

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VLC_EXPORT( int, dialog_Register, (vlc_object_t *) );
VLC_EXPORT( int, dialog_Unregister, (vlc_object_t *) );
#define dialog_Register(o) dialog_Register(VLC_OBJECT(o))
#define dialog_Unregister(o) dialog_Unregister(VLC_OBJECT(o))

#endif