handle iOS 7 and 8 specific issues. close #5221. close #544. ref #484.

JSQMessages.xcodeproj/project.pbxproj

@@ -30,6 +30,7 @@
 		88445B4419E1B5110014F889 /* MapKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 88445B4319E1B5110014F889 /* MapKit.framework */; };
 		88445B4519E1B5210014F889 /* CoreLocation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 88445B4119E1B50B0014F889 /* CoreLocation.framework */; };
 		88445B4619E1B5290014F889 /* MapKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 88445B4319E1B5110014F889 /* MapKit.framework */; };
+		886FFD2E19E9A65D00EB8485 /* UIDevice+JSQMessages.m in Sources */ = {isa = PBXBuildFile; fileRef = 886FFD2D19E9A65D00EB8485 /* UIDevice+JSQMessages.m */; };
 		8885734A19DE540400E89D20 /* DemoSettingsViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 8885734919DE540400E89D20 /* DemoSettingsViewController.m */; };
 		8885734D19DE55D000E89D20 /* NSUserDefaults+DemoSettings.m in Sources */ = {isa = PBXBuildFile; fileRef = 8885734C19DE55D000E89D20 /* NSUserDefaults+DemoSettings.m */; };
 		88A25F3719D8DF2500924534 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 88A25F2D19D8DF2500924534 /* AppDelegate.m */; };
@@ -150,6 +151,8 @@
 		88445B3F19E1B4470014F889 /* JSQLocationMediaItem.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = JSQLocationMediaItem.m; sourceTree = "<group>"; };
 		88445B4119E1B50B0014F889 /* CoreLocation.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreLocation.framework; path = System/Library/Frameworks/CoreLocation.framework; sourceTree = SDKROOT; };
 		88445B4319E1B5110014F889 /* MapKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = MapKit.framework; path = System/Library/Frameworks/MapKit.framework; sourceTree = SDKROOT; };
+		886FFD2C19E9A65D00EB8485 /* UIDevice+JSQMessages.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIDevice+JSQMessages.h"; sourceTree = "<group>"; };
+		886FFD2D19E9A65D00EB8485 /* UIDevice+JSQMessages.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIDevice+JSQMessages.m"; sourceTree = "<group>"; };
 		8885734819DE540400E89D20 /* DemoSettingsViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DemoSettingsViewController.h; sourceTree = "<group>"; };
 		8885734919DE540400E89D20 /* DemoSettingsViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = DemoSettingsViewController.m; sourceTree = "<group>"; };
 		8885734B19DE55D000E89D20 /* NSUserDefaults+DemoSettings.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "NSUserDefaults+DemoSettings.h"; sourceTree = "<group>"; };
@@ -479,6 +482,8 @@
 				88A25F5819D8E01A00924534 /* NSString+JSQMessages.m */,
 				88A25F5919D8E01A00924534 /* UIColor+JSQMessages.h */,
 				88A25F5A19D8E01A00924534 /* UIColor+JSQMessages.m */,
+				886FFD2C19E9A65D00EB8485 /* UIDevice+JSQMessages.h */,
+				886FFD2D19E9A65D00EB8485 /* UIDevice+JSQMessages.m */,
 				88A25F5B19D8E01A00924534 /* UIImage+JSQMessages.h */,
 				88A25F5C19D8E01A00924534 /* UIImage+JSQMessages.m */,
 				88A25F5D19D8E01A00924534 /* UIView+JSQMessages.h */,
@@ -872,6 +877,7 @@
 				88A25FE019D8E0C400924534 /* DemoModelData.m in Sources */,
 				88A25F3C19D8DF2500924534 /* main.m in Sources */,
 				88A25F3719D8DF2500924534 /* AppDelegate.m in Sources */,
+				886FFD2E19E9A65D00EB8485 /* UIDevice+JSQMessages.m in Sources */,
 				88A25FB619D8E01A00924534 /* NSString+JSQMessages.m in Sources */,
 				88A25FCC19D8E01A00924534 /* JSQMessagesCollectionViewCellIncoming.m in Sources */,
 				88A25FBE19D8E01A00924534 /* JSQMessagesBubbleImageFactory.m in Sources */,

JSQMessagesViewController/Categories/UIDevice+JSQMessages.h

@@ -0,0 +1,28 @@
+//
+//  Created by Jesse Squires
+//  http://www.jessesquires.com
+//
+//
+//  Documentation
+//  http://cocoadocs.org/docsets/JSQMessagesViewController
+//
+//
+//  GitHub
+//  https://github.com/jessesquires/JSQMessagesViewController
+//
+//
+//  License
+//  Copyright (c) 2014 Jesse Squires
+//  Released under an MIT license: http://opensource.org/licenses/MIT
+//
+
+@import UIKit;
+
+@interface UIDevice (JSQMessages)
+
+/**
+ *  @return Whether or not the current device is running a version of iOS before 8.0.
+ */
++ (BOOL)jsq_isCurrentDeviceBeforeiOS8;
+
+@end

JSQMessagesViewController/Categories/UIDevice+JSQMessages.m

@@ -0,0 +1,29 @@
+//
+//  Created by Jesse Squires
+//  http://www.jessesquires.com
+//
+//
+//  Documentation
+//  http://cocoadocs.org/docsets/JSQMessagesViewController
+//
+//
+//  GitHub
+//  https://github.com/jessesquires/JSQMessagesViewController
+//
+//
+//  License
+//  Copyright (c) 2014 Jesse Squires
+//  Released under an MIT license: http://opensource.org/licenses/MIT
+//
+
+#import "UIDevice+JSQMessages.h"
+
+@implementation UIDevice (JSQMessages)
+
++ (BOOL)jsq_isCurrentDeviceBeforeiOS8
+{
+    // iOS < 8.0
+    return [[UIDevice currentDevice].systemVersion compare:@"8.0.0" options:NSNumericSearch] == NSOrderedAscending;
+}
+
+@end

JSQMessagesViewController/Controllers/JSQMessagesKeyboardController.m

@@ -23,6 +23,9 @@
 
 #import "JSQMessagesKeyboardController.h"
 
+#import "UIDevice+JSQMessages.h"
+
+
 NSString * const JSQMessagesKeyboardControllerNotificationKeyboardDidChangeFrame = @"JSQMessagesKeyboardControllerNotificationKeyboardDidChangeFrame";
 NSString * const JSQMessagesKeyboardControllerUserInfoKeyKeyboardDidChangeFrame = @"JSQMessagesKeyboardControllerUserInfoKeyKeyboardDidChangeFrame";
 
@@ -307,8 +310,12 @@ - (void)jsq_handlePanGestureRecognizer:(UIPanGestureRecognizer *)pan
     //  system keyboard is added to a new UIWindow, need to operate in window coordinates
     //  also, keyboard always slides from bottom of screen, not the bottom of a view
     CGFloat contextViewWindowHeight = CGRectGetHeight(self.contextView.window.frame);
-    if (UIInterfaceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation)) {
-        contextViewWindowHeight = CGRectGetWidth(self.contextView.window.frame);
+
+    if ([UIDevice jsq_isCurrentDeviceBeforeiOS8]) {
+        //  handle iOS 7 bug when rotating to landscape
+        if (UIInterfaceOrientationIsLandscape([UIApplication sharedApplication].statusBarOrientation)) {
+            contextViewWindowHeight = CGRectGetWidth(self.contextView.window.frame);
+        }
     }
 
     CGFloat keyboardViewHeight = CGRectGetHeight(self.keyboardView.frame);

JSQMessagesViewController/Controllers/JSQMessagesViewController.m

@@ -40,6 +40,7 @@
 
 #import "NSString+JSQMessages.h"
 #import "UIColor+JSQMessages.h"
+#import "UIDevice+JSQMessages.h"
 
 
 static void * kJSQMessagesKeyValueObservingContext = &kJSQMessagesKeyValueObservingContext;
@@ -235,7 +236,7 @@ - (void)viewDidAppear:(BOOL)animated
     [self jsq_addActionToInteractivePopGestureRecognizer:YES];
     [self.keyboardController beginListeningForKeyboard];
 
-    if (self.snapshotView) {
+    if ([UIDevice jsq_isCurrentDeviceBeforeiOS8]) {
         [self.snapshotView removeFromSuperview];
     }
 }
@@ -757,20 +758,23 @@ - (void)jsq_handleInteractivePopGestureRecognizer:(UIGestureRecognizer *)gesture
     switch (gestureRecognizer.state) {
         case UIGestureRecognizerStateBegan:
         {
-            if (self.snapshotView) {
+            if ([UIDevice jsq_isCurrentDeviceBeforeiOS8]) {
                 [self.snapshotView removeFromSuperview];
             }
 
             [self.keyboardController endListeningForKeyboard];
-            [self.inputToolbar.contentView.textView resignFirstResponder];
-            [UIView animateWithDuration:0.0
-                             animations:^{
-                                 [self jsq_setToolbarBottomLayoutGuideConstant:0.0f];
-                             }];
 
-            UIView *snapshot = [self.view snapshotViewAfterScreenUpdates:YES];
-            [self.view addSubview:snapshot];
-            self.snapshotView = snapshot;
+            if ([UIDevice jsq_isCurrentDeviceBeforeiOS8]) {
+                [self.inputToolbar.contentView.textView resignFirstResponder];
+                [UIView animateWithDuration:0.0
+                                 animations:^{
+                                     [self jsq_setToolbarBottomLayoutGuideConstant:0.0f];
+                                 }];
+
+                UIView *snapshot = [self.view snapshotViewAfterScreenUpdates:YES];
+                [self.view addSubview:snapshot];
+                self.snapshotView = snapshot;
+            }
         }
             break;
         case UIGestureRecognizerStateChanged:
@@ -779,7 +783,10 @@ - (void)jsq_handleInteractivePopGestureRecognizer:(UIGestureRecognizer *)gesture
         case UIGestureRecognizerStateEnded:
         case UIGestureRecognizerStateFailed:
             [self.keyboardController beginListeningForKeyboard];
-            [self.snapshotView removeFromSuperview];
+
+            if ([UIDevice jsq_isCurrentDeviceBeforeiOS8]) {
+                [self.snapshotView removeFromSuperview];
+            }
             break;
         default:
             break;

JSQMessagesViewController/Views/JSQMessagesCollectionViewCell.m

@@ -23,6 +23,7 @@
 #import "JSQMessagesCollectionViewLayoutAttributes.h"
 
 #import "UIView+JSQMessages.h"
+#import "UIDevice+JSQMessages.h"
 
 
 @interface JSQMessagesCollectionViewCell ()
@@ -222,7 +223,10 @@ - (void)setSelected:(BOOL)selected
 - (void)setBounds:(CGRect)bounds
 {
     [super setBounds:bounds];
-    self.contentView.frame = bounds;
+
+    if ([UIDevice jsq_isCurrentDeviceBeforeiOS8]) {
+        self.contentView.frame = bounds;
+    }
 }
 
 #pragma mark - Setters