Fix for empty text (bubble was too little in size)

Author: Alex Barinov

src/NSBubbleData.h

@@ -21,9 +21,9 @@ typedef enum _NSBubbleType
 
 @interface NSBubbleData : NSObject
 
-@property (nonatomic, strong) NSDate *date;
-@property (nonatomic) NSBubbleType type;
-@property (nonatomic, strong) NSString *text;
+@property (readonly, nonatomic, strong) NSDate *date;
+@property (readonly, nonatomic) NSBubbleType type;
+@property (readonly, nonatomic, strong) NSString *text;
 
 - (id)initWithText:(NSString *)text andDate:(NSDate *)date andType:(NSBubbleType)type;
 + (id)dataWithText:(NSString *)text andDate:(NSDate *)date andType:(NSBubbleType)type;

src/NSBubbleData.m

@@ -29,9 +29,11 @@ - (id)initWithText:(NSString *)initText andDate:(NSDate *)initDate andType:(NSBu
     self = [super init];
     if (self)
     {
-        self.text = initText;
-        self.date = initDate;
-        self.type = initType;        
+        text = initText;
+        if (!text || [text isEqualToString:@""]) text = @" ";
+        
+        date = initDate;
+        type = initType;        
     }
     return self;
 }

src/UIBubbleTableView.m

@@ -76,7 +76,13 @@ - (void)reloadData
         for (NSString *key in [bubbleDictionary allKeys])
         {
             NSMutableArray *array = [bubbleDictionary valueForKey:key];
-            for (NSObject *object in array) [object release];
+            for (NSObject *object in array)
+            {
+                NSBubbleDataInternal *dataInternal = (NSBubbleDataInternal *)object;
+                
+                [dataInternal.data release];
+                [dataInternal release];
+            }
             [array release];
         }
         [bubbleDictionary release];
@@ -119,7 +125,7 @@ - (void)reloadData
             dataInternal.data = (NSBubbleData *)[bubbleData objectAtIndex:i];
 
             // Calculating cell height
-            dataInternal.labelSize = [dataInternal.data.text sizeWithFont:[UIFont systemFontOfSize:[UIFont systemFontSize]] constrainedToSize:CGSizeMake(220, 9999) lineBreakMode:UILineBreakModeWordWrap];
+            dataInternal.labelSize = [(dataInternal.data.text ? dataInternal.data.text : @"") sizeWithFont:[UIFont systemFontOfSize:[UIFont systemFontSize]] constrainedToSize:CGSizeMake(220, 9999) lineBreakMode:UILineBreakModeWordWrap];
 
             dataInternal.height = dataInternal.labelSize.height + 5 + 11;