Warning fixes

CSNotificationView/CSNativeBlurView.h

@@ -9,6 +9,7 @@
 #import <UIKit/UIKit.h>
 #import "CSNotificationView_Private.h"
 
+API_AVAILABLE(ios(8.0))
 @interface CSNativeBlurView : UIVisualEffectView <CSNotificationViewBlurViewProtocol>
 
 @end

CSNotificationView/CSNativeBlurView.m

@@ -22,7 +22,15 @@ @implementation CSNativeBlurView
 
 - (instancetype)initWithFrame:(CGRect)frame
 {
-    self = [super initWithEffect:[UIBlurEffect effectWithStyle:UIBlurEffectStyleLight]];
+    if (@available(iOS 8.0, *)) {
+        self = [super initWithEffect:[UIBlurEffect effectWithStyle:UIBlurEffectStyleLight]];
+    } else {
+        // Fallback on earlier versions
+    }if (@available(iOS 8.0, *)) {
+        self = [super initWithEffect:[UIBlurEffect effectWithStyle:UIBlurEffectStyleLight]];
+    } else {
+        // Fallback on earlier versions
+    }
     if (self) {
         self.tintColorView = [[UIView alloc] initWithFrame:self.bounds];
         self.tintColorView.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth;

CSNotificationView/CSNotificationView.h

@@ -10,14 +10,16 @@
 
 static CGFloat const kCSNotificationViewHeight = 50.0f;
 static CGFloat const kCSNotificationViewSymbolViewSidelength = 44.0f;
+static CGFloat const kCSNotificationViewCloseButtonWidth = 44.0f;
+static CGFloat const kCSNotificationViewCloseButtonHeight = 44.0f;
 static NSTimeInterval const kCSNotificationViewDefaultShowDuration = 2.0;
 
 typedef NS_ENUM(NSInteger, CSNotificationViewStyle) {
     CSNotificationViewStyleSuccess,
     CSNotificationViewStyleError
 };
 
-typedef void(^CSVoidBlock)();
+typedef void(^CSVoidBlock)(void);
 
 @interface CSNotificationView : UIView
 
@@ -73,7 +75,7 @@ typedef void(^CSVoidBlock)();
  * @param animated Should a change in `showing` be animated?
  * @param completion `nil` or a callback called on the main thread after changes to the interface are completed.
  */
-- (void)setVisible:(BOOL)showing animated:(BOOL)animated completion:(void (^)())completion;
+- (void)setVisible:(BOOL)showing animated:(BOOL)animated completion:(void (^)(void))completion;
 
 /**
  * Convenience method to dismiss with a(nother) predefined style and / or message.
@@ -100,6 +102,8 @@ typedef void(^CSVoidBlock)();
  * The label containing the message displayed to the user.
  */
 @property (nonatomic, readonly) UILabel* textLabel;
+
+@property (nonatomic, readonly) UIButton *closeButton;
 
 @property (nonatomic, getter = isShowingActivity) BOOL showingActivity;
 

CSNotificationView/CSNotificationView.m

@@ -14,6 +14,15 @@
 
 @implementation CSNotificationView
 
+-(nullable instancetype)initWithCoder:(NSCoder *)aDecoder {
+    self = [self initWithCoder:aDecoder];
+    return self;
+}
+
+-(instancetype)initWithFrame:(CGRect)frame {
+    self = [self initWithFrame:frame];
+    return self;
+}
 #pragma mark + quick presentation
 
 + (void)showInViewController:(UIViewController*)viewController
@@ -29,7 +38,7 @@ + (void)showInViewController:(UIViewController*)viewController
     note.image = image;
     note.textLabel.text = message;
 
-    void (^completion)() = ^{[note setVisible:NO animated:YES completion:nil];};
+    void (^completion)(void) = ^{[note setVisible:NO animated:YES completion:nil];};
     [note setVisible:YES animated:YES completion:^{
         double delayInSeconds = duration;
         dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
@@ -57,7 +66,7 @@ + (void)showInViewController:(UIViewController*)viewController
     note.textLabel.textAlignment = textAlignment;
     note.textLabel.text = message;
 
-    void (^completion)() = ^{[note setVisible:NO animated:YES completion:nil];};
+    void (^completion)(void) = ^{[note setVisible:NO animated:YES completion:nil];};
     [note setVisible:YES animated:YES completion:^{
         double delayInSeconds = duration;
         dispatch_time_t popTime = dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delayInSeconds * NSEC_PER_SEC));
@@ -175,6 +184,14 @@ - (instancetype)initWithParentViewController:(UIViewController*)viewController
             {
                 [self updateSymbolView];
             }
+
+			//closeButton
+			{
+				_closeButton = [[UIButton alloc] init];
+				_closeButton.translatesAutoresizingMaskIntoConstraints = NO;
+				_closeButton.backgroundColor = [UIColor clearColor];
+				[self addSubview:_closeButton];
+			}
         }
 
         //Interaction
@@ -255,23 +272,28 @@ - (void)updateConstraints
     CGFloat symbolViewWidth = self.symbolView.tag != kCSNotificationViewEmptySymbolViewTag ?
                                 kCSNotificationViewSymbolViewSidelength : 0.0f;
     CGFloat symbolViewHeight = kCSNotificationViewSymbolViewSidelength;
-
+
+	CGFloat closeButtonWidth = kCSNotificationViewCloseButtonWidth;
+	CGFloat closeButtonHeight = kCSNotificationViewCloseButtonHeight;
+
     NSDictionary* metrics =
         @{@"symbolViewWidth": [NSNumber numberWithFloat:symbolViewWidth],
-          @"symbolViewHeight":[NSNumber numberWithFloat:symbolViewHeight]};
+          @"symbolViewHeight":[NSNumber numberWithFloat:symbolViewHeight],
+		  @"closeButtonWidth":@(closeButtonWidth),
+		  @"closeButtonHeight":@(closeButtonHeight)};
 
     [self addConstraints:[NSLayoutConstraint
-        constraintsWithVisualFormat:@"H:|-(4)-[_symbolView(symbolViewWidth)]-(5)-[_textLabel]-(10)-|"
+        constraintsWithVisualFormat:@"H:|-(4)-[_symbolView(symbolViewWidth)]-(5)-[_textLabel]-(5)-[_closeButton(closeButtonWidth)]-(10)-|"
                             options:0
                             metrics:metrics
-                              views:NSDictionaryOfVariableBindings(_textLabel, _symbolView)]];
+                              views:NSDictionaryOfVariableBindings(_textLabel, _symbolView,_closeButton)]];
 
     [self addConstraints:[NSLayoutConstraint
         constraintsWithVisualFormat:@"V:[_symbolView(symbolViewHeight)]"
                             options:0
                             metrics:metrics
                                 views:NSDictionaryOfVariableBindings(_symbolView)]];
-    
+	
     [self addConstraint:[NSLayoutConstraint
                 constraintWithItem:_symbolView
                          attribute:NSLayoutAttributeBottom
@@ -287,7 +309,22 @@ - (void)updateConstraints
                     toItem:_symbolView
                  attribute:NSLayoutAttributeCenterY
                 multiplier:1.0f constant:0]];
-
+
+	[self addConstraints:[NSLayoutConstraint
+        constraintsWithVisualFormat:@"V:[_closeButton(closeButtonHeight)]"
+						  options:0
+						  metrics:metrics
+						  views:NSDictionaryOfVariableBindings(_closeButton)]];
+
+	[self addConstraint:[NSLayoutConstraint
+						 constraintWithItem:_closeButton
+						 attribute:NSLayoutAttributeBottom
+						 relatedBy:NSLayoutRelationEqual
+						 toItem:self
+						 attribute:NSLayoutAttributeBottom
+						 multiplier:1.0f constant:0]];
+
+
     [super updateConstraints];
 }
 
@@ -311,11 +348,11 @@ -(void)handleTapInView:(UITapGestureRecognizer*)tapGestureRecognizer
 
 #pragma mark - presentation
 
-- (void)setVisible:(BOOL)visible animated:(BOOL)animated completion:(void (^)())completion
+- (void)setVisible:(BOOL)visible animated:(BOOL)animated completion:(void (^)(void))completion
 {
     if (_visible != visible) {
 
-        NSTimeInterval animationDuration = animated ? 0.4 : 0.0;
+        NSTimeInterval animationDuration = animated ? 0.7 : 0.0;
 
         CGRect startFrame, endFrame;
         [self animationFramesForVisible:visible startFrame:&startFrame endFrame:&endFrame];

CSNotificationView/CSNotificationView_Private.h

@@ -31,7 +31,6 @@ static NSString * kCSNavigationBarBoundsKeyPath = @"parentNavigationController.n
 #pragma mark - presentation
 @property (nonatomic, weak) UIViewController* parentViewController;
 @property (nonatomic, strong) UINavigationController* parentNavigationController; //Has to be strong-referenced because CSNotificationView does KVO on parentNavigationController
-@property (nonatomic, getter = isVisible) BOOL visible;
 
 #pragma mark - content views
 @property (nonatomic, strong, readonly) UIView* symbolView; // is updated by -(void)updateSymbolView