Add support for Yes/No questions (Refs:#27)

include/vlc/vlc.h

@@ -286,7 +286,7 @@ int     VLC_CleanUp( int );
  *
  * This function requests the running threads to finish, waits for their
  * termination, and destroys their structure.
- * Then it will de-init all VLC object initializations. 
+ * Then it will de-init all VLC object initializations.
  *
  * \param i_object a vlc object id
  * \return VLC_SUCCESS on success

include/vlc_interaction.h

@@ -74,7 +74,8 @@ struct interaction_dialog_t
 #define DIALOG_OK_CANCEL     0x02
 #define DIALOG_YES_NO        0x04
 #define DIALOG_YES_NO_CANCEL 0x04
-#define DIALOG_GOT_ANSWER    0x08
+#define DIALOG_CLEAR_NOSHOW  0x08
+#define DIALOG_GOT_ANSWER    0x10
 
 /**
  * Possible return codes
@@ -159,6 +160,8 @@ VLC_EXPORT( int,__intf_Interact,( vlc_object_t *,interaction_dialog_t * ) );
 VLC_EXPORT( void, __intf_UserFatal,( vlc_object_t*, const char*, const char*, ...) );
 #define intf_UserLoginPassword( a, b, c, d, e... ) __intf_UserLoginPassword( a,b,c,d,e)
 VLC_EXPORT( int, __intf_UserLoginPassword,( vlc_object_t*, const char*, const char*, char **, char **) );
+#define intf_UserYesNo( a, b, c ) __intf_UserYesNo( a,b,c )
+VLC_EXPORT( int, __intf_UserYesNo,( vlc_object_t*, const char*, const char*) );
 
 VLC_EXPORT( void, intf_InteractionManage,( playlist_t *) );
 VLC_EXPORT( void, intf_InteractionDestroy,( interaction_t *) );

include/vlc_symbols.h

@@ -332,9 +332,9 @@ void intf_InteractionManage (playlist_t *);
 char * mstrtime (char *psz_buffer, mtime_t date);
 void aout_FormatPrepare (audio_sample_format_t * p_format);
 void spu_DisplaySubpicture (spu_t *, subpicture_t *);
+int intf_RunThread (intf_thread_t *);
 int httpd_StreamSend (httpd_stream_t *, uint8_t *p_data, int i_data);
 decoder_t * input_DecoderNew (input_thread_t *, es_format_t *, vlc_bool_t b_force_decoder);
-int intf_RunThread (intf_thread_t *);
 xml_t * __xml_Create (vlc_object_t *);
 msg_subscription_t* __msg_Subscribe (vlc_object_t *);
 const char * VLC_Version (void);
@@ -387,6 +387,7 @@ vlm_schedule_t * vlm_ScheduleNew (vlm_t *, const char *);
 int osd_ShowTextAbsolute (spu_t *, int, char *, text_style_t *, int, int, int, mtime_t, mtime_t);
 void net_Close (int fd);
 int __vlc_threads_init (vlc_object_t *);
+int __intf_UserYesNo (vlc_object_t*, const char*, const char*);
 void __vout_CopyPicture (vlc_object_t *p_this, picture_t *p_dst, picture_t *p_src);
 void sout_MuxDeleteStream (sout_mux_t *, sout_input_t *);
 char * httpd_MsgGet (httpd_message_t *, char *psz_name);
@@ -861,6 +862,7 @@ struct module_symbols_t
     void (*intf_InteractionDestroy_inner) (interaction_t *);
     void (*__intf_UserFatal_inner) (vlc_object_t*, const char*, const char*, ...);
     int (*__intf_UserLoginPassword_inner) (vlc_object_t*, const char*, const char*, char **, char **);
+    int (*__intf_UserYesNo_inner) (vlc_object_t*, const char*, const char*);
 };
 #  if defined (__PLUGIN__)
 #  define aout_FiltersCreatePipeline (p_symbols)->aout_FiltersCreatePipeline_inner
@@ -1277,6 +1279,7 @@ struct module_symbols_t
 #  define intf_InteractionDestroy (p_symbols)->intf_InteractionDestroy_inner
 #  define __intf_UserFatal (p_symbols)->__intf_UserFatal_inner
 #  define __intf_UserLoginPassword (p_symbols)->__intf_UserLoginPassword_inner
+#  define __intf_UserYesNo (p_symbols)->__intf_UserYesNo_inner
 #  elif defined (HAVE_DYNAMIC_PLUGINS) && !defined (__BUILTIN__)
 /******************************************************************
  * STORE_SYMBOLS: store VLC APIs into p_symbols for plugin access.
@@ -1696,6 +1699,7 @@ struct module_symbols_t
     ((p_symbols)->intf_InteractionDestroy_inner) = intf_InteractionDestroy; \
     ((p_symbols)->__intf_UserFatal_inner) = __intf_UserFatal; \
     ((p_symbols)->__intf_UserLoginPassword_inner) = __intf_UserLoginPassword; \
+    ((p_symbols)->__intf_UserYesNo_inner) = __intf_UserYesNo; \
     (p_symbols)->net_ConvertIPv4_deprecated = NULL; \
 
 #  endif /* __PLUGIN__ */

src/interface/interaction.c

@@ -286,6 +286,8 @@ void __intf_UserFatal( vlc_object_t *p_this,
                   p_new->i_widgets,
                   p_widget );
 
+    p_new->i_flags |= DIALOG_CLEAR_NOSHOW;
+
     intf_Interact( p_this, p_new );
 }
 
@@ -295,7 +297,41 @@ void __intf_UserFatal( vlc_object_t *p_this,
  *  \param psz_description  A description
  *  \param ppsz_login       Returned login
  *  \param ppsz_password    Returned password
- *  \return                 1 if user clicked Cancel, 0 if OK
+ *  \return                 Clicked button code
+ */
+int __intf_UserYesNo( vlc_object_t *p_this,
+                      const char *psz_title,
+                      const char *psz_description )
+{
+    int i_ret;
+    interaction_dialog_t *p_new = NULL;
+    user_widget_t *p_widget = NULL;
+
+    INTERACT_INIT( p_new );
+
+    p_new->i_type = INTERACT_DIALOG_TWOWAY;
+    p_new->psz_title = strdup( psz_title );
+
+    /* Text */
+    p_widget = (user_widget_t* )malloc( sizeof( user_widget_t ) );
+    p_widget->i_type = WIDGET_TEXT;
+    p_widget->psz_text = strdup( psz_description );
+    p_widget->val.psz_string = NULL;
+    INSERT_ELEM ( p_new->pp_widgets, p_new->i_widgets,
+                  p_new->i_widgets,  p_widget );
+
+    p_new->i_flags = DIALOG_YES_NO_CANCEL;
+
+    i_ret = intf_Interact( p_this, p_new );
+
+    return i_ret;
+}
+
+/** Helper function to ask a yes-no question
+ *  \param p_this           Parent vlc_object
+ *  \param psz_title        Title for the dialog
+ *  \param psz_description  A description
+ *  \return                 Clicked button code
  */
 int __intf_UserLoginPassword( vlc_object_t *p_this,
                               const char *psz_title,
@@ -348,6 +384,10 @@ int __intf_UserLoginPassword( vlc_object_t *p_this,
     return i_ret;
 }
 
+
+
+
+
 /**********************************************************************
  * The following functions are local
  **********************************************************************/