From 45800d79fb2fd74542daeda29e2cb2467f46399a Mon Sep 17 00:00:00 2001
From: Adam NAILI
Date: Tue, 12 Dec 2017 13:09:53 +0100
Subject: Reworking on the _GroupElement structure and updating doc

---
 include/gui/group.h | 41 ++++++++++++++++++++++++++++++++++++++---
 1 file changed, 38 insertions(+), 3 deletions(-)

diff --git a/include/gui/group.h b/include/gui/group.h
index 1887bf6..88fffbc 100644
--- a/include/gui/group.h
+++ b/include/gui/group.h
@@ -9,15 +9,14 @@
 
 /**
  * Struct: _GroupElement
- * Nod of the linked list that is involved in the Group behavior
+ * Node of the linked list that is involved in the Group behavior
  *
  * Parameters:
  *  *component - component
  *  *sub_component - sub component
- *  *next - link to the next nod
+ *  *next - link to the next node
  */
 typedef struct _GroupElement {
-  Component *component;
   Component *sub_component;
   struct _GroupElement *next;
 } GroupElement;
@@ -37,10 +36,46 @@ typedef struct {
   int padding;
 } Group;
 
+/**
+ * Function: group_print
+ * Print method for a group (BETA VERSION).
+ *
+ * Parameters:
+ *  *parameter - pointer that will be casted into a Group to print
+ */
+void group_print(void *parameter);
+
+/**
+ * Function: group_init
+ * Initializes fields of a Group that must be allocated before.
+ *
+ * Parameters:
+ *  *group - group that must be initialized
+ *  width - width of the current group
+ *  height - height of the current group
+ *  x_pos - position on the x axis from the upper left corner
+ *  y_pos - position on the y axis from the upper left corner
+ *  padding - space between each components
+ */
 void group_init(Group *group, int width, int height, int x_pos, int y_pos, int padding);
 
+/**
+ * Function: group_free
+ * Frees the resources held by the group like the linked list.
+ *
+ * Parameters:
+ *  *group - group that must be freed
+ */
 void group_free(Group *group);
 
+/**
+ * Function: group_add_component
+ * Adds the component at the end of the chained list held by group_head.
+ *
+ * Parameters:
+ *  *group - group in which we add the component
+ *  *component - component which is added to the group
+ */
 void group_add_component(Group *group, Component *component);
 
 #endif
-- 
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