fix 2 bugs

SIAlertView/SIAlertView.h

@@ -40,10 +40,12 @@ typedef NS_ENUM(NSInteger, SIAlertViewTransitionStyle) {
 @class SIAlertView;
 typedef void(^SIAlertViewHandler)(SIAlertView *alertView);
 
-@interface SIAlertView : UIView
+@interface SIAlertView : UIView<UITextFieldDelegate>
 
 @property (nonatomic, copy) NSString *title;
 @property (nonatomic, copy) NSString *message;
+@property (nonatomic, strong) UITextField *textField;
+@property (nonatomic, copy) void(^textFieldReturnBlock)();
 
 @property (nonatomic, copy) NSAttributedString *attributedTitle;
 @property (nonatomic, copy) NSAttributedString *attributedMessage;
@@ -58,7 +60,7 @@ typedef void(^SIAlertViewHandler)(SIAlertView *alertView);
 @property (nonatomic, copy) SIAlertViewHandler didDismissHandler;
 
 @property (nonatomic, readonly, getter = isVisible) BOOL visible;
-
+@property (nonatomic, assign) BOOL enableAutoRotation;//default NO, doesn't support autorotation or landscape.
 @property (nonatomic, assign) BOOL parallaxEffectEnabled;
 
 // theme
@@ -79,7 +81,6 @@ typedef void(^SIAlertViewHandler)(SIAlertView *alertView);
 @property (nonatomic, strong) UIColor *cancelButtonBackgroundColor NS_AVAILABLE_IOS(5_0) UI_APPEARANCE_SELECTOR;
 @property (nonatomic, strong) UIColor *destructiveButtonBackgroundColor NS_AVAILABLE_IOS(5_0) UI_APPEARANCE_SELECTOR;
 
-
 - (id)initWithTitle:(NSString *)title message:(NSString *)message;
 - (id)initWithTitle:(NSString *)title message:(NSString *)message cancelButton:(NSString *)canelButton handler:(SIAlertViewHandler)handler;
 - (id)initWithAttributedTitle:(NSAttributedString *)attributedTitle attributedMessage:(NSAttributedString *)attributedMessage;

SIAlertView/SIAlertView.m

@@ -166,6 +166,14 @@ - (void)viewDidLoad
     [self.alertView setup];
 }
 
+-(BOOL)shouldAutorotate{
+    return self.alertView.enableAutoRotation;
+}
+
+-(UIInterfaceOrientationMask)supportedInterfaceOrientations{
+    return self.alertView.enableAutoRotation ? [super supportedInterfaceOrientations] : UIInterfaceOrientationMaskPortrait;
+}
+
 - (void)willRotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation duration:(NSTimeInterval)duration
 {
     [super willRotateToInterfaceOrientation:toInterfaceOrientation duration:duration];
@@ -178,9 +186,11 @@ - (void)willRotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrie
 #pragma mark - SIAlertView
 
 @implementation SIAlertView
-
 @synthesize title = _title, message = _message;
+@synthesize textField;
+@synthesize textFieldReturnBlock;
 @synthesize attributedTitle = _attributedTitle, attributedMessage = _attributedMessage;
+@synthesize enableAutoRotation;
 
 + (void)initialize
 {
@@ -283,6 +293,9 @@ + (void)setAnimating:(BOOL)animating
 
 + (void)showBackground
 {
+    if (__si_alert_background_window != nil){
+        [SIAlertView hideBackgroundAnimated:NO];
+    }
     if (!__si_alert_background_window) {
         __si_alert_background_window = [[SIAlertBackgroundWindow alloc] initWithFrame:[UIScreen mainScreen].bounds
                                                                              andStyle:[SIAlertView currentAlertView].backgroundStyle];
@@ -301,13 +314,11 @@ + (void)showBackground
 + (void)hideBackgroundAnimated:(BOOL)animated
 {
     void (^completion)(void) = ^{
-        [__si_alert_background_window removeFromSuperview];
-        __si_alert_background_window = nil;
-
         UIWindow *mainWindow = [UIApplication sharedApplication].windows[0];
         mainWindow.tintAdjustmentMode = UIViewTintAdjustmentModeNormal;
         [mainWindow makeKeyWindow];
-        mainWindow.hidden = NO;
+        __si_alert_background_window.hidden = YES;
+        __si_alert_background_window = nil;
     };
 
     if (!animated) {
@@ -548,8 +559,6 @@ - (void)dismissAnimated:(BOOL)animated cleanup:(BOOL)cleanup
     }
 
     void (^dismissComplete)(void) = ^{
-        self.visible = NO;
-
         [self teardown];
 
         [SIAlertView setCurrentAlertView:nil];
@@ -825,6 +834,12 @@ - (void)validateLayout
         self.messageLabel.frame = CGRectMake(CONTENT_PADDING_LEFT, y, CONTAINER_WIDTH - CONTENT_PADDING_LEFT * 2, height);
         y += height + GAP;
     }
+
+    if (self.textField) {
+        y += GAP;
+        self.textField.frame = CGRectMake(CONTENT_PADDING_LEFT, y, CONTAINER_WIDTH - CONTENT_PADDING_LEFT * 2, 30);
+        y += 30 + GAP;
+    }
     contentContainerViewHeight = y;
 
     if (self.items.count > 0) {
@@ -907,6 +922,7 @@ - (void)setup
     [self setupViewHierarchy];
     [self updateTitleLabel];
     [self updateMessageLabel];
+    [self updateTextField];
     [self setupButtons];
     [self setupLineLayer];
 }
@@ -917,8 +933,13 @@ - (void)teardown
     self.containerView = nil;
     self.titleLabel = nil;
     self.messageLabel = nil;
+    if (self.textField) {
+        [[NSNotificationCenter defaultCenter] removeObserver:self name:UIKeyboardDidShowNotification object:nil];
+        self.textFieldReturnBlock = nil;
+        self.textField = nil;
+    }
     [self.buttons removeAllObjects];
-    [self.alertWindow removeFromSuperview];
+    self.alertWindow.hidden = YES;
     self.alertWindow = nil;
     self.layoutDirty = NO;
 }
@@ -996,6 +1017,39 @@ - (void)updateMessageLabel
     [self invalidateLayout];
 }
 
+-(void)updateTextField{
+    if (self.textField) {
+        [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWasShown:) name:UIKeyboardDidShowNotification object:nil];
+        self.textField.delegate = self;
+        [self.contentContainerView addSubview:self.textField];
+    }
+}
+
+// Called when the UIKeyboardDidShowNotification is sent.
+- (void)keyboardWasShown:(NSNotification*)aNotification
+{
+    NSDictionary* info = [aNotification userInfo];
+    CGSize kbSize = [[info objectForKey:UIKeyboardFrameBeginUserInfoKey] CGRectValue].size;
+
+    CGRect containerViewFrame = self.containerView.frame;
+    containerViewFrame.origin.y = self.frame.size.height - kbSize.height - containerViewFrame.size.height - 6;
+    if (containerViewFrame.origin.y < self.containerView.frame.origin.y) {
+        self.containerView.frame = containerViewFrame;
+    }
+}
+
+#pragma mark - UITextFieldDelegate
+- (BOOL)textFieldShouldReturn:(UITextField *)aTextField{
+    if (aTextField == self.textField) {
+        [self.textField resignFirstResponder];
+        if (textFieldReturnBlock) {
+            textFieldReturnBlock();
+        }
+        return YES;
+    }
+    return NO;
+}
+
 - (void)setupButtons
 {
     self.buttons = [[NSMutableArray alloc] initWithCapacity:self.items.count];