From 13f75de6ee9630b4c50252a168ff509a4d98aef6 Mon Sep 17 00:00:00 2001
From: Kiss-Vamosi Gabor <kisvegabor@gamil.com>
Date: Fri, 3 Feb 2017 21:48:13 +0100
Subject: [PATCH] lv_app_notice: max notice num added

---
 lv_app/lv_app_util/lv_app_notice.c | 20 ++++++++++++++++++++
 lv_conf_temp.h                     |  1 +
 2 files changed, 21 insertions(+)

diff --git a/lv_app/lv_app_util/lv_app_notice.c b/lv_app/lv_app_util/lv_app_notice.c
index bb9d1d57a..b0e03e3d5 100644
--- a/lv_app/lv_app_util/lv_app_notice.c
+++ b/lv_app/lv_app_util/lv_app_notice.c
@@ -18,6 +18,18 @@
 /*********************
  *      DEFINES
  *********************/
+/*Add the required configurations*/
+#ifndef LV_APP_NOTICE_SHOW_TIME
+#define LV_APP_NOTICE_SHOW_TIME   4000
+#endif
+
+#ifndef LV_APP_NOTICE_MAX_NUM
+#define LV_APP_NOTICE_MAX_NUM   6
+#endif
+
+#ifndef LV_APP_NOTICE_MAX_LEN
+#define LV_APP_NOTICE_MAX_LEN   256
+#endif
 
 /**********************
  *      TYPEDEFS
@@ -81,6 +93,14 @@ lv_obj_t *  lv_app_notice_add(const char * format, ...)
     lv_mbox_start_auto_close(mbox, LV_APP_NOTICE_SHOW_TIME);
 #endif
 
+    /*Delete the last children if there are too many*/
+    uint32_t child_num = lv_obj_get_child_num(notice_h);
+    if(child_num > LV_APP_NOTICE_MAX_NUM) {
+        lv_obj_t * last_child = ll_get_tail(&notice_h->child_ll);
+        lv_obj_del(last_child);
+    }
+
+    /*make sure the notices are on the top*/
     lv_obj_set_parent(notice_h, lv_scr_act());
 
     return mbox;
diff --git a/lv_conf_temp.h b/lv_conf_temp.h
index 7568c4bca..d034ec0d8 100644
--- a/lv_conf_temp.h
+++ b/lv_conf_temp.h
@@ -194,6 +194,7 @@
 
 /* App. utility settings */
 #define LV_APP_NOTICE_SHOW_TIME 4000 /*Notices will be shown for this time [ms]*/
+#define LV_APP_NOTICE_MAX_NUM   6    /*Max. number of notices*/
 #define LV_APP_NOTICE_MAX_LEN   256  /*Max. number of characters on a notice*/
 /*==================
  *  LV APP X USAGE