原生页面和H5页面跳转崩溃问题

hanyutong

从原生页面跳转到H5页面后，在页面未加载完后返回原生页面。

原生页面 到H5的跳转是push出来的。
H5 跳转回原生页面 是写了一个插件，将H5页面pop出去。

会出现崩溃现象，检查了 代理等 均会在所继承的父类CDVViewController中移除。

报错如下：

2016-04-18 11:29:59.828 TB[6605:2578321] *** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'An instance 0x1291e55a0 of class UIView was deallocated while key value observers were still registered with it. Current observation info: <NSKeyValueObservationInfo 0x129336740> (

<NSKeyValueObservance 0x12908d840: Observer: 0x1290ca140, Key path: frame, Options: <New: NO, Old: NO, Prior: NO> Context: 0x0, Property: 0x127e43230>

<NSKeyValueObservance 0x1292f41b0: Observer: 0x1290ca140, Key path: bounds, Options: <New: NO, Old: NO, Prior: NO> Context: 0x0, Property: 0x12938e080>

)'

*** First throw call stack:

(0x18164d900 0x180cbbf80 0x18164d848 0x181f8f5c0 0x180cd5ae8 0x18153142c 0x181602a20 0x181531680 0x182a40088 0x1863a8d90 0x1000d82f0 0x1810d28b8)

libc++abi.dylib: terminating with uncaught exception of type NSException

下面 是相关的插件及加载H5页面的类

插件类：

1. #import "xzWindows.h"
   
2. #import "XTBHtmlViewController.h"
   
3. @implementation xzWindows
   
4. #pragma mark - 从Native跳转到Html/ 从Html跳转到Native
   
5. 
   
6. -(void)nativeJumpToHtml:(CDVInvokedUrlCommand *)command
   
7. {
   
8.     /*
   
9.      NSString* _callbackId; 回调id
   
10.      NSString* _className;  类名
    
11.      NSString* _methodName; 方法名
    
12.      NSArray* _arguments;  参数
    
13.      */
    
14.    
    
15.     [[NSNotificationCenter defaultCenter] postNotificationName:@"StartPageWithHtml" object:nil userInfo:@{@"startPage":command.arguments[0]}];
    
16.     DLog(@"???");
    
17.     CDVPluginResult* pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK];
    
18.     [self.commandDelegate sendPluginResult:pluginResult callbackId:command.callbackId];
    
19. }
    
20. - (void)close:(CDVInvokedUrlCommand*)command;
    
21. {
    
22.     [[NSNotificationCenter defaultCenter] postNotificationName:@"HtmlBackToNative" object:nil userInfo:nil];
    
23.     CDVPluginResult* pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK];
    
24.     [self.commandDelegate sendPluginResult:pluginResult callbackId:command.callbackId];
    
25. }
    
26. 
    
27. @end

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加载H5页面的类，已继承 CDVViewController
XTBMessageNoticeViewController.h

1. //
   
2. //  XTBMessageNoticeViewController.h
   
3. //  TB
   
4. //
   
5. //  Created by hanyutong on 16/3/4.
   
6. //
   
7. //
   
8. 
   
9. #import <cordova/CDVViewController.h>
   
10. #import <Cordova/CDVCommandDelegateImpl.h>
    
11. #import <Cordova/CDVCommandQueue.h>
    
12. 
    
13. 
    
14. @interface XTBHtmlViewController : CDVViewController
    
15. 
    
16. @end
    
17. 
    
18. 
    
19. @interface HtmlCommandDelegate : CDVCommandDelegateImpl
    
20. 
    
21. @end
    
22. 
    
23. @interface HtmlCommandQueue : CDVCommandQueue
    
24. 
    
25. 
    
26. @end
    

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XTBMessageNoticeViewController.m

1. //
   
2. //  XTBMessageNoticeViewController.m
   
3. //  TB
   
4. //
   
5. //  Created by hanyutong on 16/3/4.
   
6. //
   
7. //
   
8. 
   
9. #import "XTBHtmlViewController.h"
   
10. 
    
11. @interface XTBHtmlViewController ()
    
12. 
    
13. @end
    
14. 
    
15. @implementation XTBHtmlViewController
    
16. - (id)init
    
17. {
    
18.     self = [super init];
    
19.     if (self)
    
20.     {
    
21.         // Uncomment to override the CDVCommandDelegateImpl used
    
22.         // _commandDelegate = [[MainCommandDelegate alloc] initWithViewController:self];
    
23.         // Uncomment to override the CDVCommandQueue used
    
24.         // _commandQueue = [[MainCommandQueue alloc] initWithViewController:self];
    
25.     }
    
26.     return self;
    
27. }
    
28. 
    
29. - (void)viewDidLoad
    
30. {
    
31.     [super viewDidLoad];
    
32. 
    
33.     [[NSNotificationCenter  defaultCenter] addObserver:self selector:@selector(StartPageWithHtml:) name:@"StartPageWithHtml" object:nil];
    
34.     [[NSNotificationCenter  defaultCenter] addObserver:self selector:@selector(backAction:) name:@"HtmlBackToNative" object:nil];
    
35. }
    
36. 
    
37. - (void)viewWillAppear:(BOOL)animated
    
38. {
    
39.     [super viewWillAppear:animated];
    
40.     [self.navigationController setNavigationBarHidden:YES animated:YES];
    
41. 
    
42. }
    
43. 
    
44. - (void)viewWillDisappear:(BOOL)animated
    
45. {
    
46.     [super viewWillDisappear:animated];
    
47.     [self.navigationController setNavigationBarHidden:NO animated:YES];
    
48. }
    
49. 
    
50. - (void)didReceiveMemoryWarning
    
51. {
    
52.     [super didReceiveMemoryWarning];
    
53. 
    
54.     // Dispose of any resources that can be recreated.
    
55. }
    
56. 
    
57. - (void)StartPageWithHtml:(NSNotification*)info
    
58. {
    
59.      self.startPage = [info.userInfo objectForKey:@"startPage"];
    
60.     DLog(@"self.startPage  %@",self.startPage);
    
61. }
    
62. 
    
63. - (void)backAction:(NSNotification*)info
    
64. {
    
65.     [self.navigationController popViewControllerAnimated:YES];
    
66. }
    
67. 
    
68. 
    
69. #pragma mark UIWebDelegate implementation
    
70. - (void)webViewDidFinishLoad:(UIWebView*)theWebView
    
71. {
    
72.     // Black base color for background matches the native apps
    
73.     theWebView.backgroundColor = [UIColor blackColor];
    
74.    
    
75.     return [super webViewDidFinishLoad:theWebView];
    
76. }
    
77. 
    
78. 
    
79. 
    
80. 
    
81. @end
    
82. 
    
83. 
    
84. 
    
85. @implementation HtmlCommandDelegate
    
86. 
    
87. /* To override the methods, uncomment the line in the init function(s)
    
88. in MainViewController.m
    
89. */
    
90. 
    
91. #pragma mark CDVCommandDelegate implementation
    
92. 
    
93. - (id)getCommandInstance:(NSString*)className
    
94. {
    
95.     return [super getCommandInstance:className];
    
96. }
    
97. 
    
98. - (NSString*)pathForResource:(NSString*)resourcepath
    
99. {
    
100.     return [super pathForResource:resourcepath];
     
101. }
     
102. @end
     
103. 
     
104. 
     
105. 
     
106. @implementation HtmlCommandQueue
     
107. 
     
108. /* To override, uncomment the line in the init function(s)
     
109. in MainViewController.m
     
110. */
     
111. - (BOOL)execute:(CDVInvokedUrlCommand*)command
     
112. {
     
113.     return [super execute:command];
     
114. }
     
115. 
     
116. @end

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ionicwang

找个懂原生的问问，不懂原生