Add comment documentation

ISEmojiView/ISEmojiView.h

@@ -24,18 +24,25 @@
 
 /**
  *  ISEmojiView Delegate
+ *
  *  Used to respond to some of the operations callback
  */
 @protocol ISEmojiViewDelegate <NSObject>
 
 /**
  *  When you choose a Emoji
+ *
+ *  @param emojiView The emoji keyboard view
+ *  @param emoji     The selected emoji character
  */
 -(void)emojiView:(ISEmojiView *)emojiView didSelectEmoji:(NSString *)emoji;
 
 /**
  *  When the touch bottom right corner of the delete key
+ *
  *  You should remove the last character(emoji) in the text box
+ *  @param emojiView    The emoji keyboard view
+ *  @param deletebutton The delete button
  */
 -(void)emojiView:(ISEmojiView *)emojiView didPressDeleteButton:(UIButton *)deletebutton;
 
@@ -43,6 +50,8 @@
 
 
 /**
- *  The Delete key
+ *  The Delete Button
+ *
+ *  You do not care about it
  */
 @interface ISDeleteButton : UIButton    @end

ISEmojiView/ISEmojiView.m

@@ -14,8 +14,19 @@ static const CGFloat EmojiFontSize = 32;
 
 @interface ISEmojiView()<UIScrollViewDelegate>
 
+/**
+ *  All emoji characters
+ */
 @property (nonatomic, strong) NSArray *emojis;
+
+/**
+ *  Emoji container used to store all the elements
+ */
 @property (nonatomic, strong) UIScrollView *scrollView;
+
+/**
+ *  UIPageControl for next page
+ */
 @property (nonatomic, strong) UIPageControl *pageControl;
 
 @end
@@ -164,6 +175,8 @@ static const CGFloat EmojiFontSize = 32;
 
 /**
  *  Draw the delete key
+ *
+ *  @param rect Context Rect
  */
 -(void)drawRect:(CGRect)rect{