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vlcdemo/vlc/vlc2/include/plugins/vlc_dialog.h

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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 Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser 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_
+# include <stdarg.h>
+
+/**
+ * \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;
+
+VLC_API void dialog_VFatal(vlc_object_t *, bool, const char *, const char *, va_list);
+
+static inline VLC_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);
+}
+#define dialog_Fatal(o, t, ...) \
+        dialog_Fatal(VLC_OBJECT(o), t, __VA_ARGS__)
+
+static inline VLC_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__)
+
+/**
+ * A login dialog.
+ */
+typedef struct dialog_login_t
+{
+    const char *title;
+    const char *message;
+    char **username;
+    char **password;
+} dialog_login_t;
+
+VLC_API void dialog_Login(vlc_object_t *, char **, char **, const char *, const char *, ...) VLC_FORMAT (5, 6);
+#define dialog_Login(o, u, p, t, ...) \
+        dialog_Login(VLC_OBJECT(o), u, p, t, __VA_ARGS__)
+
+/**
+ * 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_API int dialog_Question(vlc_object_t *, const char *, const char *,
+                            const char *, const char *, const char *, ...)
+VLC_FORMAT(3, 7);
+#define dialog_Question(o, t, m, y, n, ...) \
+        dialog_Question(VLC_OBJECT(o), t, m, y, n, __VA_ARGS__)
+
+typedef struct dialog_progress_bar_t
+{   /* Request-time parameters */
+    const char *title;
+    const char *message;
+    const char *cancel;
+    /* Permanent parameters */
+    void (*pf_update) (void *, const char *, float);
+    bool (*pf_check) (void *);
+    void (*pf_destroy) (void *);
+    void *p_sys;
+} dialog_progress_bar_t;
+
+VLC_API dialog_progress_bar_t * dialog_ProgressCreate(vlc_object_t *, const char *, const char *, const char *) VLC_USED;
+#define dialog_ProgressCreate(o, t, m, c) \
+        dialog_ProgressCreate(VLC_OBJECT(o), t, m, c)
+VLC_API void dialog_ProgressDestroy(dialog_progress_bar_t *);
+VLC_API void dialog_ProgressSet(dialog_progress_bar_t *, const char *, float);
+VLC_API bool dialog_ProgressCancelled(dialog_progress_bar_t *);
+
+VLC_API int dialog_Register(vlc_object_t *);
+VLC_API 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