API tools faq
paste
Guest User

CIALBrowserViewController.m

a guest
Jun 17th, 2012
105
0
Never
Add comment
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
C 40.89 KB | None | 0 0
raw download clone embed print report
  1. //
  2. //  CIALBrowserViewController.m
  3. //  CIALBrowser
  4. //
  5. //  Created by Sylver Bruneau on 01/09/10.
  6. //  Copyright 2011 CodeIsALie. All rights reserved.
  7. //
  8.  
  9. #import "CIALBrowser.h"
  10. #import "CIALBrowserViewController.h"
  11. #import "UIWebViewAdditions.h"
  12. #import "UnpreventableUILongPressGestureRecognizer.h"
  13.  
  14. @interface CIALBrowserViewController ()
  15. - (void)addBookmark;
  16. - (void)updateLoadingStatus;
  17. - (void)longPressRecognized:(UILongPressGestureRecognizer *)gestureRecognizer;
  18.  
  19. - (void)goBack:(id)sender;
  20. - (void)goForward:(id)sender;
  21. - (void)goHome:(id)sender;
  22. - (void)reloadOrStop:(id)sender;
  23. - (void)loadURL:(NSURL *)url;
  24.  
  25. - (void)dismiss:(id)sender;
  26. @end
  27.  
  28. @implementation CIALBrowserViewController
  29.  
  30. @synthesize bookmarkPopoverController = _bookmarkPopoverController;
  31. @synthesize addBookmarkPopoverController = _addBookmarkPopoverController;
  32. @synthesize actionActionSheet = _actionActionSheet;
  33. @synthesize modal = _modal;
  34. @synthesize enabledSafari = _enabledSafari;
  35.  
  36. + (CIALBrowserViewController *)modalBrowserViewControllerWithURL:(NSURL *)url
  37. {
  38.     CIALBrowserViewController *controller = [[[self alloc] initWithURL:url] autorelease];
  39.     controller.navigationController.navigationBar.tintColor = [UIColor darkGrayColor];
  40.     controller.modal = YES;
  41.     return controller;
  42. }
  43.  
  44. /* DELETEME: default is nil
  45. - (id)init {
  46.     self = [super init];
  47.     if (self) {
  48.         _urlToLoad = nil;
  49.         req = nil;
  50.     }
  51.     return self;
  52. }
  53. */
  54.  
  55. - (id)initWithURL:(NSURL *)url  {
  56.     self = [super init];
  57.     if (self) {
  58.         [self setURL:url];
  59.     }
  60.     return self;
  61. }
  62.  
  63. - (void)loadView {
  64.     self.navigationController.navigationBar.tintColor = [UIColor darkGrayColor];
  65.     self.view = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]];
  66.     self.view.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
  67.     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  68.         // Toolbar
  69.         toolBar = [[[UIToolbar alloc] initWithFrame:CGRectZero] autorelease];
  70.         navigationBar.tintColor = [UIColor darkGrayColor];
  71.         self.navigationController.navigationBar.tintColor = [UIColor darkGrayColor];
  72.         toolBar.barStyle = UIBarStyleDefault;
  73.         [toolBar sizeToFit];
  74.         toolBar.autoresizesSubviews = NO;
  75.         toolBar.frame = CGRectMake(0,
  76.                                    0,
  77.                                    self.view.frame.size.width,
  78.                                    toolBar.frame.size.height);
  79.         toolBar.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleBottomMargin;
  80.        
  81.         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:9];
  82.         UIBarButtonItem *flexibleSpaceButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace
  83.                                                                                                   target:nil
  84.                                                                                                   action:nil] autorelease];
  85.         backButtonItem = [[[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/browserBack.png"]
  86.                                                            style:UIBarButtonItemStylePlain
  87.                                                           target:self
  88.                                                           action:@selector(goBack:)] autorelease];
  89.         forwardButtonItem = [[[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/browserForward.png"]
  90.                                                               style:UIBarButtonItemStylePlain
  91.                                                              target:self
  92.                                                              action:@selector(goForward:)] autorelease];
  93.         homeButtonItem = [[[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"home.png"]
  94.                                                               style:UIBarButtonItemStylePlain
  95.                                                              target:self
  96.                                                              action:@selector(goHome:)] autorelease];
  97.  
  98.         UIBarButtonItem *bookmarkButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemBookmarks
  99.                                                                                              target:self
  100.                                                                                              action:@selector(viewBookmark:)] autorelease];
  101.         actionButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAction
  102.                                                                           target:self
  103.                                                                           action:@selector(actionButton:)] autorelease];
  104.        
  105.        
  106.         locationField = [[UITextField alloc] initWithFrame:CGRectMake(37,7,246,31)];
  107.         locationField.delegate = self;
  108.         locationField.autoresizingMask = UIViewAutoresizingFlexibleWidth;
  109.         locationField.textColor = [UIColor colorWithRed:102.0/255 green:102.0/255 blue:102.0/255 alpha:1.0];
  110.         locationField.textAlignment = UITextAlignmentLeft;
  111.         locationField.borderStyle = UITextBorderStyleRoundedRect;
  112.         locationField.font = [UIFont fontWithName:@"Helvetica" size:15];
  113.         locationField.autocorrectionType = UITextAutocorrectionTypeNo;
  114.         locationField.contentVerticalAlignment = UIControlContentVerticalAlignmentCenter;
  115.         locationField.clearsOnBeginEditing = NO;
  116.         locationField.autocapitalizationType = UITextAutocapitalizationTypeNone;
  117.         locationField.autocorrectionType = UITextAutocorrectionTypeNo;
  118.         locationField.keyboardType = UIKeyboardTypeURL;
  119.         locationField.returnKeyType = UIReturnKeyGo;        
  120.         locationField.clearButtonMode = UITextFieldViewModeWhileEditing;
  121.         [self.navigationItem setTitleView:locationField];
  122.         // reloadButton
  123.         stopReloadButton = [[UIButton buttonWithType:UIButtonTypeCustom] retain];
  124.         stopReloadButton.bounds = CGRectMake(0, 0, 26, 30);
  125.         [stopReloadButton setImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/AddressViewReload.png"] forState:UIControlStateNormal];
  126.         [stopReloadButton setImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/AddressViewReload.png"] forState:UIControlStateHighlighted];
  127.         stopReloadButton.showsTouchWhenHighlighted = NO;
  128.         [stopReloadButton addTarget:self action:@selector(reloadOrStop:) forControlEvents:UIControlEventTouchUpInside];
  129.         locationField.rightView = stopReloadButton;
  130.         locationField.rightViewMode = UITextFieldViewModeUnlessEditing;
  131.  
  132.         UIBarButtonItem *textFieldItem = [[[UIBarButtonItem alloc] initWithCustomView:locationField] autorelease];
  133.  
  134.         [buttons addObject:flexibleSpaceButtonItem];
  135.         [buttons addObject:backButtonItem];
  136.         [buttons addObject:flexibleSpaceButtonItem];
  137.         [buttons addObject:bookmarkButtonItem];
  138.         [buttons addObject:flexibleSpaceButtonItem];
  139.         [buttons addObject:actionButtonItem];
  140.         [buttons addObject:flexibleSpaceButtonItem];
  141.         [buttons addObject:homeButtonItem];
  142.         [buttons addObject:flexibleSpaceButtonItem];
  143.         [buttons addObject:textFieldItem];
  144.         [buttons addObject:flexibleSpaceButtonItem];
  145.         [buttons addObject:forwardButtonItem];
  146.        
  147.         /*
  148.         if (self.isModal) {
  149.             NSString *closeTitle = CIALBrowserLocalizedString(@"Close", nil);
  150.             closeButtonItem = [[UIBarButtonItem alloc] initWithTitle:closeTitle style:UIBarButtonItemStyleBordered target:self action:@selector(dismiss:)];
  151.             navigationItem.rightBarButtonItem = closeButtonItem;
  152.             [buttons addObject:closeButtonItem];
  153.         } else {
  154.             [buttons addObject:flexibleSpaceButtonItem];
  155.         }
  156.          */
  157.        
  158.         [toolBar setItems:buttons];
  159.         [self.view addSubview:toolBar];
  160.        
  161.         // webView
  162.         webView = [[UIWebView alloc] initWithFrame:CGRectMake(0, toolBar.frame.size.height , self.view.frame.size.width, self.view.frame.size.height - toolBar.frame.size.height)];
  163.         webView.scalesPageToFit = YES;
  164.         webView.contentMode = UIViewContentModeScaleToFill;
  165.         webView.multipleTouchEnabled = YES;
  166.         webView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
  167.         [self.view addSubview:webView];
  168.         [webView release];
  169.     } else {
  170.         navigationItem = [[UINavigationItem alloc] initWithTitle:nil];
  171.         // titleView
  172.         locationField = [[UITextField alloc] initWithFrame:CGRectMake(37,7,300,31)];
  173.         locationField.delegate = self;
  174.         locationField.autoresizingMask = UIViewAutoresizingFlexibleWidth;
  175.         locationField.textColor = [UIColor colorWithRed:102.0/255 green:102.0/255 blue:102.0/255 alpha:1.0];
  176.         locationField.textAlignment = UITextAlignmentLeft;
  177.         locationField.borderStyle = UITextBorderStyleRoundedRect;
  178.         locationField.font = [UIFont fontWithName:@"Helvetica" size:15];
  179.         locationField.autocorrectionType = UITextAutocorrectionTypeNo;
  180.         locationField.contentVerticalAlignment = UIControlContentVerticalAlignmentCenter;
  181.         locationField.clearsOnBeginEditing = NO;
  182.        
  183.         locationField.autocapitalizationType = UITextAutocapitalizationTypeNone;
  184.         locationField.autocorrectionType = UITextAutocorrectionTypeNo;
  185.         locationField.keyboardType = UIKeyboardTypeURL;
  186.         locationField.returnKeyType = UIReturnKeyGo;
  187.        
  188.         locationField.clearButtonMode = UITextFieldViewModeWhileEditing;
  189.        
  190.         // reloadButton
  191.         stopReloadButton = [[UIButton buttonWithType:UIButtonTypeCustom] retain];
  192.         stopReloadButton.bounds = CGRectMake(0, 0, 26, 30);
  193.         [stopReloadButton setImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/AddressViewReload.png"] forState:UIControlStateNormal];
  194.         [stopReloadButton setImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/AddressViewReload.png"] forState:UIControlStateHighlighted];
  195.         stopReloadButton.showsTouchWhenHighlighted = NO;
  196.         [stopReloadButton addTarget:self action:@selector(reloadOrStop:) forControlEvents:UIControlEventTouchUpInside];
  197.         locationField.rightView = stopReloadButton;
  198.         locationField.rightViewMode = UITextFieldViewModeUnlessEditing;
  199.        
  200.         navigationItem.titleView = locationField;
  201.        
  202.         if (self.isModal) {
  203.             NSString *closeTitle = CIALBrowserLocalizedString(@"Close", nil);
  204.             closeButtonItem = [[UIBarButtonItem alloc] initWithTitle:closeTitle style:UIBarButtonItemStyleBordered target:self action:@selector(dismiss:)];
  205.             navigationItem.rightBarButtonItem = closeButtonItem;
  206.         }
  207.        
  208.         navigationBar = [[UINavigationBar alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, 44)];
  209.         self.navigationController.navigationBar.tintColor = [UIColor darkGrayColor];
  210.         navigationBar.autoresizingMask = UIViewAutoresizingFlexibleWidth;
  211.         [navigationBar setItems:[NSArray arrayWithObject:navigationItem]];
  212.         [self.view addSubview:navigationBar];
  213.         [navigationBar release];
  214.        
  215.         // Toolbar
  216.         toolBar = [[[UIToolbar alloc] initWithFrame:CGRectZero] autorelease];
  217.         toolBar.barStyle = UIBarStyleDefault;
  218.         toolBar.tintColor = [UIColor darkGrayColor];
  219.         [toolBar sizeToFit];
  220.         toolBar.autoresizesSubviews = NO;
  221.         toolBar.frame = CGRectMake(0,
  222.                                    self.view.frame.size.height-toolBar.frame.size.height,
  223.                                    self.view.frame.size.width,
  224.                                    toolBar.frame.size.height);
  225.         toolBar.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin;
  226.        
  227.         NSMutableArray *buttons = [NSMutableArray arrayWithCapacity:9];
  228.         UIBarButtonItem *flexibleSpaceButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace
  229.                                                                                                   target:nil
  230.                                                                                                   action:nil] autorelease];
  231.         backButtonItem = [[[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/browserBack.png"]
  232.                                                            style:UIBarButtonItemStylePlain
  233.                                                           target:self
  234.                                                           action:@selector(goBack:)] autorelease];
  235.         forwardButtonItem = [[[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"CIALBrowser.bundle/images/browserForward.png"]
  236.                                                               style:UIBarButtonItemStylePlain
  237.                                                              target:self
  238.                                                              action:@selector(goForward:)] autorelease];
  239.         actionButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAction
  240.                                                                           target:self
  241.                                                                           action:@selector(actionButton:)] autorelease];
  242.         UIBarButtonItem *bookmarkButtonItem = [[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemBookmarks
  243.                                                                                              target:self
  244.                                                                                              action:@selector(viewBookmark:)] autorelease];
  245.        
  246.         [buttons addObject:flexibleSpaceButtonItem];
  247.         [buttons addObject:backButtonItem];
  248.         [buttons addObject:flexibleSpaceButtonItem];
  249.         [buttons addObject:actionButtonItem];
  250.         [buttons addObject:flexibleSpaceButtonItem];
  251.         [buttons addObject:homeButtonItem];
  252.         [buttons addObject:flexibleSpaceButtonItem];
  253.         [buttons addObject:bookmarkButtonItem];
  254.         [buttons addObject:flexibleSpaceButtonItem];
  255.         [buttons addObject:forwardButtonItem];
  256.         [buttons addObject:flexibleSpaceButtonItem];
  257.        
  258.         [toolBar setItems:buttons];
  259.         [self.view addSubview:toolBar];
  260.        
  261.         // webView
  262.         webView = [[UIWebView alloc] initWithFrame:CGRectMake(0, navigationBar.frame.size.height , self.view.frame.size.width, self.view.frame.size.height - navigationBar.frame.size.height - toolBar.frame.size.height)];
  263.         webView.scalesPageToFit = YES;
  264.         webView.contentMode = UIViewContentModeScaleToFill;
  265.         webView.multipleTouchEnabled = YES;
  266.         webView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
  267.         [self.view addSubview:webView];
  268.         [webView release];
  269.     }
  270.  
  271.     // Create a long press recognizer for handling links long press
  272.     UnpreventableUILongPressGestureRecognizer *longPressRecognizer = [[UnpreventableUILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPressRecognized:)];
  273.     longPressRecognizer.allowableMovement = 20;
  274.     longPressRecognizer.minimumPressDuration = 1.0f;
  275.     [webView addGestureRecognizer:longPressRecognizer];
  276.     [longPressRecognizer release];
  277. }
  278.  
  279. - (void)dealloc {
  280.     // Stop the spinner
  281.     [UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
  282.    
  283.     webView.delegate = nil;
  284.     [webView release],webView = nil;
  285.     [backButtonItem release],backButtonItem = nil;
  286.     [forwardButtonItem release],forwardButtonItem = nil;
  287.     [bookmarkButton release],bookmarkButton = nil;
  288.     [stopReloadButton release],stopReloadButton = nil;
  289.     [locationField release],locationField = nil;
  290.     [closeButtonItem release], closeButtonItem = nil;
  291.     [navigationBar release],navigationBar = nil;
  292.     [_urlToLoad release],_urlToLoad = nil;
  293.     [_urlToHandle release],_urlToHandle = nil;
  294.    
  295.     self.actionActionSheet = nil;
  296.    
  297.     [super dealloc];
  298. }
  299.  
  300. - (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
  301.     // On iPad, allow any orientation
  302.     // On iPhone/iPod Touch, allow any orientation but upside down portrait
  303.     BOOL allowRotate = YES;
  304.     if ((UI_USER_INTERFACE_IDIOM() != UIUserInterfaceIdiomPad) && (interfaceOrientation == UIInterfaceOrientationPortraitUpsideDown))  {
  305.         allowRotate = NO;
  306.     }
  307.     if ([_longPressActionSheet isVisible]) {
  308.         allowRotate = NO;
  309.     }
  310.     return allowRotate;
  311. }
  312.  
  313. - (void)didRotateFromInterfaceOrientation:(UIInterfaceOrientation)fromInterfaceOrientation {
  314.     // The height of the toolbar is changing according to orientation, resize the webview occording to this
  315.     if (UI_USER_INTERFACE_IDIOM() != UIUserInterfaceIdiomPad) {
  316.         if (UIInterfaceOrientationIsPortrait(self.interfaceOrientation)) {
  317.             webView.frame = CGRectMake(0, navigationBar.frame.size.height, self.view.frame.size.width, self.view.frame.size.height - navigationBar.frame.size.height - toolBar.frame.size.height);
  318.         } else {
  319.             webView.frame = CGRectMake(0, navigationBar.frame.size.height, self.view.frame.size.height, self.view.frame.size.width - navigationBar.frame.size.height - toolBar.frame.size.height);
  320.         }
  321.     }
  322. }
  323.  
  324. #pragma mark -
  325.  
  326. - (void) viewDidLoad {
  327.     [super viewDidLoad];
  328.     self.navigationController.navigationBar.tintColor = [UIColor darkGrayColor];
  329.    
  330.     // Load WiHome
  331.     NSString *urlAddress = @"http://www.google.com";
  332.     NSURL *url = [NSURL URLWithString:urlAddress];
  333.    
  334.     //URL Requst Object
  335.     NSURLRequest *requestObj = [NSURLRequest requestWithURL:url];
  336.    
  337.     //Load the request in the UIWebView.
  338.     [webView loadRequest:requestObj];
  339.    
  340.    
  341.     [self updateLoadingStatus];
  342.    
  343.     if (_urlToLoad) {
  344.         [self loadURL:_urlToLoad];
  345.     } else {
  346.         [locationField becomeFirstResponder];
  347.     }
  348. }
  349.  
  350. #pragma mark -
  351.  
  352. - (void)loadURL:(NSURL *)url {
  353.     if (!webView) {
  354.         [self setURL:url];
  355.         return;
  356.     }
  357.    
  358.     if (!url) return;
  359.    
  360.     locationField.text = url.absoluteString;
  361.    
  362.     [webView loadRequest:[NSURLRequest requestWithURL:url]];
  363. }
  364.  
  365. - (void)goBack:(id) sender {
  366.     [webView goBack];
  367.    
  368.     [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(updateLocationField) object:nil];
  369.     [self performSelector:@selector(updateLocationField) withObject:nil afterDelay:1.];
  370. }
  371.  
  372. - (void)goForward:(id) sender {
  373.     [webView goForward];
  374.    
  375.     [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(updateLocationField) object:nil];
  376.     [self performSelector:@selector(updateLocationField) withObject:nil afterDelay:1.];
  377. }
  378.  
  379. - (void)goHome:(id)sender {
  380.     NSURL *url = [NSURL URLWithString:@"http://google.ca/"];
  381.     NSURLRequest *requestObj = [NSURLRequest requestWithURL:url];
  382.     [webView loadRequest:requestObj];
  383. }
  384.  
  385. - (void)reloadOrStop:(id) sender {
  386.     if (webView.loading)
  387.         [webView stopLoading];
  388.     else [webView reload];
  389. }
  390.  
  391. - (NSURL *)url {
  392.     NSURL *url = [NSURL URLWithString:locationField.text];
  393.     if (!url.scheme.length && locationField.text.length) url = [NSURL URLWithString:[@"http://" stringByAppendingString:locationField.text]];
  394.     return url;
  395. }
  396.  
  397. #pragma mark -
  398. #pragma mark UITextField delegate
  399.  
  400. - (void)setURL:(NSURL *)url
  401. {
  402.     NSString *urlString = url.absoluteString;
  403.     if ([urlString length]) {
  404.         if (!url.scheme.length) {
  405.             url = [NSURL URLWithString:[@"http://" stringByAppendingString:urlString]];
  406.         }
  407.         [_urlToLoad release];
  408.         _urlToLoad = [url copy];
  409.     }
  410. }
  411.  
  412. - (BOOL) textFieldShouldReturn:(UITextField *) textField {
  413.     NSURL *url = [NSURL URLWithString:locationField.text];
  414.    
  415.     // if user didn't enter "http", add it the the url
  416.     if (!url.scheme.length) {
  417.         url = [NSURL URLWithString:[@"http://" stringByAppendingString:locationField.text]];
  418.     }
  419.    
  420.     [self loadURL:url];
  421.    
  422.     [locationField resignFirstResponder];
  423.    
  424.     return YES;
  425. }
  426.  
  427. #pragma mark -
  428.  
  429. - (void) updateLocationField {
  430.     NSString *location = webView.request.URL.absoluteString;
  431.     if (location.length)
  432.         locationField.text = webView.request.URL.absoluteString;
  433. }
  434.  
  435. - (void) updateLoadingStatus {
  436.     UIImage *image = nil;
  437.     if (webView.loading) {
  438.         image = [UIImage imageNamed:@"CIALBrowser.bundle/images/AddressViewStop.png"];
  439.        
  440.         [UIApplication sharedApplication].networkActivityIndicatorVisible = YES;
  441.     } else {
  442.         image = [UIImage imageNamed:@"CIALBrowser.bundle/images/AddressViewReload.png"];
  443.        
  444.         [UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
  445.     }
  446.    
  447.     [stopReloadButton setImage:image forState:UIControlStateNormal];
  448.    
  449.     // update status of back/forward buttons
  450.     backButtonItem.enabled = [webView canGoBack];
  451.     forwardButtonItem.enabled = [webView canGoForward];
  452. }
  453.  
  454. #pragma mark -
  455. #pragma mark UIWebView delegate
  456.  
  457. - (BOOL)webView:(UIWebView *) sender shouldStartLoadWithRequest:(NSURLRequest *) request navigationType:(UIWebViewNavigationType) navigationType {
  458.     if ([request.URL.absoluteString isEqual:@"about:blank"])
  459.         return NO;
  460.     [req release];
  461.     req = (NSMutableURLRequest *)[request retain];
  462.    
  463.     return YES;
  464. }
  465.  
  466. - (void) webViewDidStartLoad:(UIWebView *) sender {
  467.     [self updateLoadingStatus];
  468. }
  469.  
  470. - (void) webViewDidFinishLoad:(UIWebView *) sender {
  471.     // Disable the defaut actionSheet when doing a long press
  472.     [webView stringByEvaluatingJavaScriptFromString:@"document.body.style.webkitTouchCallout='none';"];
  473.     [webView stringByEvaluatingJavaScriptFromString:@"document.documentElement.style.webkitTouchCallout='none';"];
  474.    
  475.     [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(updateLocationField) object:nil];
  476.     [self performSelector:@selector(updateLocationField) withObject:nil afterDelay:1.];
  477.    
  478.     [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(updateLoadingStatus) object:nil];
  479.     [self performSelector:@selector(updateLoadingStatus) withObject:nil afterDelay:1.];
  480. }
  481.  
  482. - (void) webView:(UIWebView *)sender didFailLoadWithError:(NSError *) error {
  483.     switch ([error code]) {
  484.         case kCFURLErrorCancelled :
  485.         {
  486.             // Do nothing in this case
  487.             break;
  488.         }
  489.         default:
  490.         {
  491.             UIAlertView *alert = [[UIAlertView alloc] initWithTitle:CIALBrowserLocalizedString(@"Error",@"")
  492.                                                             message:[error localizedDescription]
  493.                                                            delegate:nil
  494.                                                   cancelButtonTitle:CIALBrowserLocalizedString(@"OK",@"")
  495.                                                   otherButtonTitles:nil];
  496.             [alert show];    
  497.             [alert release];
  498.             break;
  499.         }
  500.     }
  501.    
  502.     [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(updateLocationField) object:nil];
  503.     [self performSelector:@selector(updateLocationField) withObject:nil afterDelay:1.];
  504.    
  505.     [NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(updateLoadingStatus) object:nil];
  506.     [self performSelector:@selector(updateLoadingStatus) withObject:nil afterDelay:1.];
  507. }
  508.  
  509. #pragma mark actions -
  510.  
  511. - (void)dismiss:(id)sender
  512. {
  513.     [self dismissModalViewControllerAnimated:YES];
  514. }
  515.  
  516.  
  517. #pragma mark -
  518. #pragma mark UIBarButtonItem functions
  519.  
  520. - (void)viewBookmark:(UIBarButtonItem *)button {
  521.     // Make other popover disappear
  522.     if ([self.actionActionSheet isVisible]) {
  523.         [self.actionActionSheet dismissWithClickedButtonIndex:self.actionActionSheet.cancelButtonIndex
  524.                                                      animated:YES];
  525.     }
  526.    
  527.     if ([self.addBookmarkPopoverController isPopoverVisible]) {
  528.         [self.addBookmarkPopoverController dismissPopoverAnimated:YES];
  529.     }
  530.  
  531.     if (printInteraction != nil) {
  532.         [printInteraction dismissAnimated:YES];
  533.         printInteraction = nil;
  534.     }
  535.  
  536.     // Create the popover or make it disappear if needed
  537.     if (self.bookmarkPopoverController.popoverVisible) {
  538.         [self.bookmarkPopoverController dismissPopoverAnimated:YES];
  539.         self.bookmarkPopoverController = nil;
  540.     } else {
  541.         ViewBookmarkViewController * viewBookmarkViewController = [[[ViewBookmarkViewController alloc] initWithStyle:UITableViewStyleGrouped] autorelease];
  542.         viewBookmarkViewController.delegate = self;
  543.         [viewBookmarkViewController setBookmark:[webView stringByEvaluatingJavaScriptFromString:@"document.title"]
  544.                                         url:self.url];
  545.         UINavigationController *navController = [[[UINavigationController alloc] initWithRootViewController:viewBookmarkViewController] autorelease];
  546.         navController.navigationBar.tintColor = [UIColor darkGrayColor];
  547.         navController.modalTransitionStyle = UIModalTransitionStyleCoverVertical;
  548.         [navController.navigationBar setTintColor:[UIColor colorWithRed:100/255.0
  549.                                                                   green:51.0/255.0
  550.                                                                    blue:102.0/255.0
  551.                                                                   alpha:1.0]];
  552.         [navController.navigationBar setBarStyle:UIBarStyleBlackTranslucent];
  553.        
  554.         if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  555.             self.bookmarkPopoverController = [[[UIPopoverController alloc] initWithContentViewController:navController] autorelease];
  556.             [self.bookmarkPopoverController presentPopoverFromBarButtonItem:button
  557.                                                    permittedArrowDirections:UIPopoverArrowDirectionDown|UIPopoverArrowDirectionUp
  558.                                                                    animated:YES];
  559.         } else {
  560.             [self presentModalViewController:navController animated:YES];
  561.         }
  562.     }
  563.  
  564. }
  565.  
  566. - (void)addBookmark {
  567.     AddBookmarkViewController * addBookmarkViewController = [[[AddBookmarkViewController alloc] initWithStyle:UITableViewStyleGrouped] autorelease];
  568.     [addBookmarkViewController setBookmark:[webView stringByEvaluatingJavaScriptFromString:@"document.title"]
  569.                                        url:self.url];
  570.     addBookmarkViewController.delegate = self;
  571.     UINavigationController *navController = [[[UINavigationController alloc] initWithRootViewController:addBookmarkViewController] autorelease];
  572.    
  573.     navController.modalTransitionStyle = UIModalTransitionStyleCoverVertical;
  574.    
  575.     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  576.         self.addBookmarkPopoverController = [[[UIPopoverController alloc] initWithContentViewController:navController] autorelease];
  577.         self.addBookmarkPopoverController.popoverContentSize = CGSizeMake(320.0, 150.0);
  578.         [self.addBookmarkPopoverController presentPopoverFromBarButtonItem:actionButtonItem
  579.                                                permittedArrowDirections:UIPopoverArrowDirectionDown|UIPopoverArrowDirectionUp
  580.                                                                animated:YES];
  581.     } else {
  582.         [self presentModalViewController:navController animated:YES];
  583.     }
  584. }
  585.  
  586. - (void)actionButton:(UIBarButtonItem *)button {
  587.     if ([self.bookmarkPopoverController isPopoverVisible]) {
  588.         [self.bookmarkPopoverController dismissPopoverAnimated:YES];
  589.     }
  590.     if ([self.addBookmarkPopoverController isPopoverVisible]) {
  591.         [self.addBookmarkPopoverController dismissPopoverAnimated:YES];
  592.         // addBookmarkPopoverController is created by this actionSheet
  593.         // if this button is tapped, make the popover disappear and don't create the actionSheet
  594.         return;
  595.     }
  596.    
  597.     if (printInteraction != nil) {
  598.         [printInteraction dismissAnimated:YES];
  599.         printInteraction = nil;
  600.         // printInteraction is created by this actionSheet
  601.         // if this button is tapped, make it disappear and don't create the actionSheet
  602.         return;
  603.     }
  604.    
  605.     // Create the actionSheet or make it disappear if needed
  606.     if (!self.actionActionSheet) {
  607.         self.actionActionSheet = [[UIActionSheet alloc] initWithTitle:[_urlToHandle.absoluteString stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]
  608.                                                          delegate:self
  609.                                                 cancelButtonTitle:nil
  610.                                            destructiveButtonTitle:nil
  611.                                                 otherButtonTitles:nil];
  612.         self.actionActionSheet.actionSheetStyle = UIActionSheetStyleDefault;
  613.        
  614.         copyButtonIndex = -1;
  615.         openLinkButtonIndex = -1;
  616.         addBookmarkButtonIndex = [self.actionActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Add bookmark",nil)];
  617.        
  618.         if (self.enabledSafari) {
  619.             openWithSafariButtonIndex = [self.actionActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Open with Safari",@"")];
  620.         } else {
  621.             openWithSafariButtonIndex = -1;
  622.         }
  623.        
  624.         if ([MFMailComposeViewController canSendMail]) {
  625.             sendUrlButtonIndex = [self.actionActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Mail Link to this Page",@"")];
  626.         }
  627.        
  628.         Class printInteractionController = NSClassFromString(@"UIPrintInteractionController");
  629.         if ((printInteractionController != nil) && [printInteractionController isPrintingAvailable]) {
  630.             printButtonIndex = [self.actionActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Print",@"")];
  631.         } else {
  632.             printButtonIndex = -1;
  633.         }
  634.        
  635.         if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  636.             self.actionActionSheet.cancelButtonIndex = -1;
  637.         } else {
  638.             self.actionActionSheet.cancelButtonIndex = [_actionActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Cancel",@"")];
  639.         }
  640.     }
  641.     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  642.         if (_actionActionSheet.visible) {
  643.             [_actionActionSheet dismissWithClickedButtonIndex:_actionActionSheet.cancelButtonIndex
  644.                                                      animated:YES];
  645.         } else {
  646.             [_actionActionSheet showFromBarButtonItem:button animated:YES];
  647.         }
  648.     } else {
  649.         [_actionActionSheet showInView:self.view];
  650.     }
  651. }
  652.  
  653. #pragma mark -
  654. #pragma mark UIActionSheet delegate
  655.  
  656. - (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
  657.     if (copyButtonIndex == buttonIndex) {
  658.         NSLog(@"url : %@",_urlToHandle);
  659.         NSString *urlString;
  660.         if (req != nil) {
  661.             urlString = [req.URL.absoluteString stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
  662.         } else {
  663.             urlString = [_urlToHandle.absoluteString  stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
  664.         }
  665.        
  666.         UIPasteboard *pasteBoard = [UIPasteboard generalPasteboard];
  667.        
  668.         [pasteBoard setValue:urlString forPasteboardType:@"public.utf8-plain-text"];
  669.     } else if (openLinkButtonIndex == buttonIndex) {
  670.         NSLog(@"url : %@",_urlToHandle);
  671.         [self loadURL:_urlToHandle];
  672.         _urlToHandle = nil;
  673.     } else if (addBookmarkButtonIndex == buttonIndex) {
  674.         [self addBookmark];
  675.     } else if (openWithSafariButtonIndex == buttonIndex) {
  676.         [[UIApplication sharedApplication] openURL:self.url];
  677.     } else if (sendUrlButtonIndex == buttonIndex) {
  678.         MFMailComposeViewController *mailViewController = [[MFMailComposeViewController alloc] init];
  679.         [mailViewController setSubject:[webView stringByEvaluatingJavaScriptFromString:@"document.title"]];
  680.         [mailViewController setMessageBody:[self.url absoluteString]
  681.                                     isHTML:NO];
  682.        
  683.         mailViewController.mailComposeDelegate = self;
  684.        
  685.         if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  686.             mailViewController.modalPresentationStyle = UIModalPresentationPageSheet;
  687.         }
  688.        
  689.         [self presentModalViewController:mailViewController animated:YES];
  690.         [mailViewController release];
  691.     } else if (printButtonIndex == buttonIndex) {
  692.         Class printInteractionController = NSClassFromString(@"UIPrintInteractionController");
  693.        
  694.         if ((printInteractionController != nil) && [printInteractionController isPrintingAvailable])
  695.         {
  696.             printInteraction = [printInteractionController sharedPrintController];
  697.             printInteraction.delegate = self;
  698.            
  699.             UIPrintInfo *printInfo = [NSClassFromString(@"UIPrintInfo") printInfo];
  700.            
  701.             printInfo.duplex = UIPrintInfoDuplexLongEdge;
  702.             printInfo.outputType = UIPrintInfoOutputGeneral;
  703.             printInfo.jobName = [webView stringByEvaluatingJavaScriptFromString:@"document.title"];
  704.            
  705.             printInteraction.printInfo = printInfo;
  706.             printInteraction.showsPageRange = YES;
  707.            
  708.             UIViewPrintFormatter *formatter = [webView viewPrintFormatter];
  709.             printInteraction.printFormatter = formatter;
  710.            
  711.             [printInteraction presentFromBarButtonItem:actionButtonItem
  712.                                               animated:YES
  713.                                      completionHandler:
  714.              ^(UIPrintInteractionController *pic, BOOL completed, NSError *error) {
  715.              }
  716.              ];
  717.         }
  718.     }
  719.    
  720.     if (req != nil) {
  721.         [req release];
  722.         req = nil;
  723.     }    
  724. }
  725.  
  726. - (void)actionSheet:(UIActionSheet *)actionSheet didDismissWithButtonIndex:(NSInteger)buttonIndex
  727. {
  728.     if (actionSheet == _longPressActionSheet)
  729.     {
  730.         _longPressActionSheet = nil;
  731.     }
  732. }
  733.  
  734. #pragma mark -
  735. #pragma mark MFMailComposeViewController delegates
  736.  
  737. - (void)mailComposeController:(MFMailComposeViewController*)controller
  738.           didFinishWithResult:(MFMailComposeResult)result
  739.                         error:(NSError*)error {
  740.     [self dismissModalViewControllerAnimated:YES];
  741.    
  742.     NSString *mailError = nil;
  743.    
  744.     switch (result) {
  745.         case MFMailComposeResultSent:
  746.             break;
  747.         case MFMailComposeResultFailed:
  748.             mailError = CIALBrowserLocalizedString(@"Failed sending email, please try again...",@"");
  749.             break;
  750.         default:
  751.             break;
  752.     }
  753.    
  754.     if (mailError != nil) {
  755.         UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@""
  756.                                                         message:mailError
  757.                                                        delegate:nil
  758.                                               cancelButtonTitle:@"OK"
  759.                                               otherButtonTitles:nil];
  760.         [alert show];
  761.         [alert release];
  762.     }
  763. }
  764.  
  765. #pragma mark -
  766. #pragma mark UIPrintInteractionControllerDelegate
  767. - (void)printInteractionControllerDidDismissPrinterOptions:(UIPrintInteractionController *)printInteractionController {
  768.     NSLog(@"printInteractionControllerDidDismissPrinterOptions");
  769.     printInteraction = nil;
  770. }
  771.  
  772. #pragma mark -
  773. #pragma mark UILongPressGestureRecognizer handling
  774.  
  775. - (void)longPressRecognized:(UILongPressGestureRecognizer *)gestureRecognizer {
  776.     if (gestureRecognizer.state == UIGestureRecognizerStateBegan) {
  777.         CGPoint point = [gestureRecognizer locationInView:webView];
  778.        
  779.         // convert point from view to HTML coordinate system
  780.         CGSize viewSize = [webView frame].size;
  781.         CGSize windowSize = [webView windowSize];
  782.        
  783.         CGFloat f = windowSize.width / viewSize.width;
  784.         if ([[[UIDevice currentDevice] systemVersion] doubleValue] >= 5.) {
  785.             point.x = point.x * f;
  786.             point.y = point.y * f;
  787.         } else {
  788.             // On iOS 4 and previous, document.elementFromPoint is not taking
  789.             // offset into account, we have to handle it
  790.             CGPoint offset = [webView scrollOffset];
  791.             point.x = point.x * f + offset.x;
  792.             point.y = point.y * f + offset.y;
  793.         }
  794.                
  795.         // Load the JavaScript code from the Resources and inject it into the web page
  796.         NSBundle *bundle = [NSBundle bundleWithPath:[[NSBundle mainBundle] pathForResource:@"CIALBrowser" ofType:@"bundle"]];
  797.  
  798.         NSString *path = [bundle pathForResource:@"JSTools" ofType:@"js"];
  799.         NSString *jsCode = [NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:nil];
  800.         [webView stringByEvaluatingJavaScriptFromString: jsCode];
  801.        
  802.         // get the Tags at the touch location
  803.         NSString *tags = [webView stringByEvaluatingJavaScriptFromString:
  804.                           [NSString stringWithFormat:@"MyAppGetHTMLElementsAtPoint(%i,%i);",(NSInteger)point.x,(NSInteger)point.y]];
  805.        
  806.         NSString *tagsHREF = [webView stringByEvaluatingJavaScriptFromString:
  807.                               [NSString stringWithFormat:@"MyAppGetLinkHREFAtPoint(%i,%i);",(NSInteger)point.x,(NSInteger)point.y]];
  808.        
  809.         NSString *tagsSRC = [webView stringByEvaluatingJavaScriptFromString:
  810.                              [NSString stringWithFormat:@"MyAppGetLinkSRCAtPoint(%i,%i);",(NSInteger)point.x,(NSInteger)point.y]];
  811.         NSLog(@"tags : %@",tags);
  812.         NSLog(@"href : %@",tagsHREF);
  813.         NSLog(@"src : %@",tagsSRC);
  814.        
  815.         NSString *url = nil;
  816.         if ([tags rangeOfString:@",IMG,"].location != NSNotFound) {
  817.             url = tagsSRC;
  818.         }
  819.         if ([tags rangeOfString:@",A,"].location != NSNotFound) {
  820.             url = tagsHREF;
  821.         }
  822.         NSLog(@"url : %@",url);
  823.        
  824.         NSArray *urlArray = [[url lowercaseString] componentsSeparatedByString:@"/"];
  825.         NSString *urlBase = nil;
  826.         if ([urlArray count] > 2) {
  827.             urlBase = [urlArray objectAtIndex:2];
  828.         }
  829.        
  830.         if ((url != nil) &&
  831.             ([url length] != 0)) {
  832.             // Release any previous request
  833.             [req release], req = nil;
  834.             // Save URL for the request
  835.             _urlToHandle = [[NSURL alloc] initWithString:url];
  836.            
  837.             // ask user what to do
  838.             _longPressActionSheet = [[UIActionSheet alloc] initWithTitle:[_urlToHandle.absoluteString stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding]
  839.                                                                 delegate:self
  840.                                                        cancelButtonTitle:nil
  841.                                                   destructiveButtonTitle:nil
  842.                                                        otherButtonTitles:nil];
  843.             _longPressActionSheet.actionSheetStyle = UIActionSheetStyleDefault;
  844.            
  845.             openLinkButtonIndex = [_longPressActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Open",@"")];
  846.             copyButtonIndex = [_longPressActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Copy",@"")];
  847.            
  848.             if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  849.                 CGPoint touchPosition = [gestureRecognizer locationInView:webView];
  850.                 [_longPressActionSheet showFromRect:CGRectMake(touchPosition.x, touchPosition.y, 1, 1)
  851.                                              inView:webView
  852.                                            animated:YES];
  853.             } else {
  854.                 _longPressActionSheet.cancelButtonIndex = [_longPressActionSheet addButtonWithTitle:CIALBrowserLocalizedString(@"Cancel",@"")];
  855.                 [_longPressActionSheet showInView:self.view];
  856.             }
  857.             [_longPressActionSheet release];
  858.         }        
  859.     }
  860. }
  861.  
  862. #pragma mark -
  863. #pragma mark Bookmark delegates
  864.  
  865. - (void)openThisURL:(NSURL *)url {
  866.     [self loadURL:url];
  867. }
  868.  
  869. - (void)dismissViewBookmMarkViewController:(ViewBookmarkViewController *)viewController {
  870.     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  871.         [self.bookmarkPopoverController dismissPopoverAnimated:YES];
  872.     } else {
  873.         [viewController dismissModalViewControllerAnimated:YES];
  874.     }
  875. }
  876.  
  877. #pragma mark -
  878. #pragma mark addBookmark delegates
  879.  
  880. - (void)dismissAddBookmMarkViewController:(AddBookmarkViewController *)viewController {
  881.     if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  882.         [self.addBookmarkPopoverController dismissPopoverAnimated:YES];
  883.     } else {
  884.         [viewController dismissModalViewControllerAnimated:YES];
  885.     }
  886. }
  887.  
  888. @end
Advertisement
Add Comment
Please, Sign In to add comment
Public Pastes
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.  OK, I Understand
Not a member of Pastebin yet?
Sign Up, it unlocks many cool features!