UICaboodle/BrowserView.mm

   1 #include <UIKit/UIKit.h>
   2 #include "iPhonePrivate.h"
   3
   4 #include "UCPlatform.h"
   5
   6 #include <UICaboodle/BrowserView.h>
   7 #include <UICaboodle/UCLocalize.h>
   8
   9 //#include <QuartzCore/CALayer.h>
  10 // XXX: fix the minimum requirement
  11 extern NSString * const kCAFilterNearest;
  12
  13 #include <WebCore/WebCoreThread.h>
  14
  15 #include <WebKit/WebPolicyDelegate.h>
  16 #include <WebKit/WebPreferences.h>
  17
  18 #include <WebKit/DOMCSSPrimitiveValue.h>
  19 #include <WebKit/DOMCSSStyleDeclaration.h>
  20 #include <WebKit/DOMDocument.h>
  21 #include <WebKit/DOMHTMLBodyElement.h>
  22 #include <WebKit/DOMRGBColor.h>
  23
  24 //#include <WebCore/Page.h>
  25 //#include <WebCore/Settings.h>
  26
  27 #include "substrate.h"
  28
  29 #define ForSaurik 0
  30 #define DefaultTimeout_ 120.0
  31
  32 #define ShowInternals 0
  33 #define LogBrowser 0
  34 #define LogMessages 0
  35
  36 #define lprintf(args...) fprintf(stderr, args)
  37
  38 // WebThreadLocked {{{
  39 struct WebThreadLocked {
  40     _finline WebThreadLocked() {
  41         WebThreadLock();
  42     }
  43
  44     _finline ~WebThreadLocked() {
  45         WebThreadUnlock();
  46     }
  47 };
  48 // }}}
  49
  50 template <typename Type_>
  51 static inline void CYRelease(Type_ &value) {
  52     if (value != nil) {
  53         [value release];
  54         value = nil;
  55     }
  56 }
  57
  58 float CYScrollViewDecelerationRateNormal;
  59
  60 @interface WebView (Apple)
  61 - (void) _setLayoutInterval:(float)interval;
  62 - (void) _setAllowsMessaging:(BOOL)allows;
  63 @end
  64
  65 @interface WebPreferences (Apple)
  66 + (void) _setInitialDefaultTextEncodingToSystemEncoding;
  67 - (void) _setLayoutInterval:(NSInteger)interval;
  68 - (void) setOfflineWebApplicationCacheEnabled:(BOOL)enabled;
  69 @end
  70
  71 /* Indirect Delegate {{{ */
  72 @interface IndirectDelegate : NSObject <
  73     HookProtocol
  74 > {
  75     _transient volatile id delegate_;
  76 }
  77
  78 - (void) setDelegate:(id)delegate;
  79 - (id) initWithDelegate:(id)delegate;
  80 @end
  81
  82 @implementation IndirectDelegate
  83
  84 - (void) setDelegate:(id)delegate {
  85     delegate_ = delegate;
  86 }
  87
  88 - (id) initWithDelegate:(id)delegate {
  89     delegate_ = delegate;
  90     return self;
  91 }
  92
  93 - (void) didDismissModalViewController {
  94     if (delegate_ != nil)
  95         return [delegate_ didDismissModalViewController];
  96 }
  97
  98 - (IMP) methodForSelector:(SEL)sel {
  99     if (IMP method = [super methodForSelector:sel])
 100         return method;
 101     fprintf(stderr, "methodForSelector:[%s] == NULL\n", sel_getName(sel));
 102     return NULL;
 103 }
 104
 105 - (BOOL) respondsToSelector:(SEL)sel {
 106     if ([super respondsToSelector:sel])
 107         return YES;
 108
 109     // XXX: WebThreadCreateNSInvocation returns nil
 110
 111 #if ShowInternals
 112     fprintf(stderr, "[%s]R?%s\n", class_getName(self->isa), sel_getName(sel));
 113 #endif
 114
 115     return delegate_ == nil ? NO : [delegate_ respondsToSelector:sel];
 116 }
 117
 118 - (NSMethodSignature *) methodSignatureForSelector:(SEL)sel {
 119     if (NSMethodSignature *method = [super methodSignatureForSelector:sel])
 120         return method;
 121
 122 #if ShowInternals
 123     fprintf(stderr, "[%s]S?%s\n", class_getName(self->isa), sel_getName(sel));
 124 #endif
 125
 126     if (delegate_ != nil)
 127         if (NSMethodSignature *sig = [delegate_ methodSignatureForSelector:sel])
 128             return sig;
 129
 130     // XXX: I fucking hate Apple so very very bad
 131     return [NSMethodSignature signatureWithObjCTypes:"v@:"];
 132 }
 133
 134 - (void) forwardInvocation:(NSInvocation *)inv {
 135     SEL sel = [inv selector];
 136     if (delegate_ != nil && [delegate_ respondsToSelector:sel])
 137         [inv invokeWithTarget:delegate_];
 138 }
 139
 140 @end
 141 /* }}} */
 142
 143 @implementation WebScriptObject (UICaboodle)
 144
 145 - (NSUInteger) count {
 146     id length([self valueForKey:@"length"]);
 147     if ([length respondsToSelector:@selector(intValue)])
 148         return [length intValue];
 149     else
 150         return 0;
 151 }
 152
 153 - (id) objectAtIndex:(unsigned)index {
 154     return [self webScriptValueAtIndex:index];
 155 }
 156
 157 @end
 158
 159 // CYWebPolicyDecision* {{{
 160 enum CYWebPolicyDecision {
 161     CYWebPolicyDecisionUnknown,
 162     CYWebPolicyDecisionDownload,
 163     CYWebPolicyDecisionIgnore,
 164     CYWebPolicyDecisionUse,
 165 };
 166
 167 @interface CYWebPolicyDecisionMediator : NSObject <
 168     WebPolicyDecisionListener
 169 > {
 170     id<WebPolicyDecisionListener> listener_;
 171     CYWebPolicyDecision decision_;
 172 }
 173
 174 - (id) initWithListener:(id<WebPolicyDecisionListener>)listener;
 175
 176 - (CYWebPolicyDecision) decision;
 177 - (bool) decided;
 178 - (bool) decide;
 179
 180 @end
 181
 182 @implementation CYWebPolicyDecisionMediator
 183
 184 - (id) initWithListener:(id<WebPolicyDecisionListener>)listener {
 185     if ((self = [super init]) != nil) {
 186         listener_ = listener;
 187     } return self;
 188 }
 189
 190 - (CYWebPolicyDecision) decision {
 191     return decision_;
 192 }
 193
 194 - (bool) decided {
 195     return decision_ != CYWebPolicyDecisionUnknown;
 196 }
 197
 198 - (bool) decide {
 199     switch (decision_) {
 200         case CYWebPolicyDecisionUnknown:
 201         default:
 202             NSLog(@"CYWebPolicyDecisionUnknown");
 203             return false;
 204
 205         case CYWebPolicyDecisionDownload: [listener_ download]; break;
 206         case CYWebPolicyDecisionIgnore: [listener_ ignore]; break;
 207         case CYWebPolicyDecisionUse: [listener_ use]; break;
 208     }
 209
 210     return true;
 211 }
 212
 213 - (void) download {
 214     decision_ = CYWebPolicyDecisionDownload;
 215 }
 216
 217 - (void) ignore {
 218     decision_ = CYWebPolicyDecisionIgnore;
 219 }
 220
 221 - (void) use {
 222     decision_ = CYWebPolicyDecisionUse;
 223 }
 224
 225 @end
 226 // }}}
 227
 228 @implementation CYWebView : UIWebView
 229
 230 #if ShowInternals
 231 #include "UICaboodle/UCInternal.h"
 232 #endif
 233
 234 - (id) initWithFrame:(CGRect)frame {
 235     if ((self = [super initWithFrame:frame]) != nil) {
 236     } return self;
 237 }
 238
 239 - (void) dealloc {
 240     [super dealloc];
 241 }
 242
 243 - (id<CYWebViewDelegate>) delegate {
 244     return (id<CYWebViewDelegate>) [super delegate];
 245 }
 246
 247 /*- (WebView *) webView:(WebView *)view createWebViewWithRequest:(NSURLRequest *)request {
 248     id<CYWebViewDelegate> delegate([self delegate]);
 249     WebView *created(nil);
 250     if (created == nil && [delegate respondsToSelector:@selector(webView:createWebViewWithRequest:)])
 251         created = [delegate webView:view createWebViewWithRequest:request];
 252     if (created == nil && [UIWebView instancesRespondToSelector:@selector(webView:createWebViewWithRequest:)])
 253         created = [super webView:view createWebViewWithRequest:request];
 254     return created;
 255 }*/
 256
 257 // webView:addMessageToConsole: (X.Xx) {{{
 258 static void $UIWebViewWebViewDelegate$webView$addMessageToConsole$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, NSDictionary *message) {
 259     UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
 260     if ([uiWebView respondsToSelector:@selector(webView:addMessageToConsole:)])
 261         [uiWebView webView:view addMessageToConsole:message];
 262 }
 263
 264 - (void) webView:(WebView *)view addMessageToConsole:(NSDictionary *)message {
 265     id<CYWebViewDelegate> delegate([self delegate]);
 266     if ([delegate respondsToSelector:@selector(webView:addMessageToConsole:)])
 267         [delegate webView:view addMessageToConsole:message];
 268     if ([UIWebView instancesRespondToSelector:@selector(webView:addMessageToConsole:)])
 269         [super webView:view addMessageToConsole:message];
 270 }
 271 // }}}
 272 // webView:decidePolicyForNavigationAction:request:frame:decisionListener: (2.0+) {{{
 273 - (void) webView:(WebView *)view decidePolicyForNavigationAction:(NSDictionary *)action request:(NSURLRequest *)request frame:(WebFrame *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
 274     id<CYWebViewDelegate> delegate([self delegate]);
 275     CYWebPolicyDecisionMediator *mediator([[[CYWebPolicyDecisionMediator alloc] initWithListener:listener] autorelease]);
 276     if (![mediator decided] && [delegate respondsToSelector:@selector(webView:decidePolicyForNavigationAction:request:frame:decisionListener:)])
 277         [delegate webView:view decidePolicyForNavigationAction:action request:request frame:frame decisionListener:mediator];
 278     if (![mediator decided] && [UIWebView instancesRespondToSelector:@selector(webView:decidePolicyForNavigationAction:request:frame:decisionListener:)])
 279         [super webView:view decidePolicyForNavigationAction:action request:request frame:frame decisionListener:mediator];
 280     [mediator decide];
 281 }
 282 // }}}
 283 // webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener: (3.0+) {{{
 284 static void $UIWebViewWebViewDelegate$webView$decidePolicyForNewWindowAction$request$newFrameName$decisionListener$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, NSDictionary *action, NSURLRequest *request, NSString *frame, id<WebPolicyDecisionListener> listener) {
 285     UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
 286     if ([uiWebView respondsToSelector:@selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:)])
 287         [uiWebView webView:view decidePolicyForNewWindowAction:action request:request newFrameName:frame decisionListener:listener];
 288 }
 289
 290 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
 291     id<CYWebViewDelegate> delegate([self delegate]);
 292     CYWebPolicyDecisionMediator *mediator([[[CYWebPolicyDecisionMediator alloc] initWithListener:listener] autorelease]);
 293     if (![mediator decided] && [delegate respondsToSelector:@selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:)])
 294         [delegate webView:view decidePolicyForNewWindowAction:action request:request newFrameName:frame decisionListener:mediator];
 295     if (![mediator decided] && [UIWebView instancesRespondToSelector:@selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:)])
 296         [super webView:view decidePolicyForNewWindowAction:action request:request newFrameName:frame decisionListener:mediator];
 297     [mediator decide];
 298 }
 299 // }}}
 300 // webView:didClearWindowObject:forFrame: (3.2+) {{{
 301 static void $UIWebViewWebViewDelegate$webView$didClearWindowObject$forFrame$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, WebScriptObject *window, WebFrame *frame) {
 302     UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
 303     if ([uiWebView respondsToSelector:@selector(webView:didClearWindowObject:forFrame:)])
 304         [uiWebView webView:view didClearWindowObject:window forFrame:frame];
 305 }
 306
 307 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
 308     id<CYWebViewDelegate> delegate([self delegate]);
 309     if ([delegate respondsToSelector:@selector(webView:didClearWindowObject:forFrame:)])
 310         [delegate webView:view didClearWindowObject:window forFrame:frame];
 311     if ([UIWebView instancesRespondToSelector:@selector(webView:didClearWindowObject:forFrame:)])
 312         [super webView:view didClearWindowObject:window forFrame:frame];
 313 }
 314 // }}}
 315 // webView:didFailLoadWithError:forFrame: (2.0+) {{{
 316 - (void) webView:(WebView *)view didFailLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
 317     id<CYWebViewDelegate> delegate([self delegate]);
 318     if ([delegate respondsToSelector:@selector(webView:didFailLoadWithError:forFrame:)])
 319         [delegate webView:view didFailLoadWithError:error forFrame:frame];
 320     if ([UIWebView instancesRespondToSelector:@selector(webView:didFailLoadWithError:forFrame:)])
 321         [super webView:view didFailLoadWithError:error forFrame:frame];
 322 }
 323 // }}}
 324 // webView:didFailProvisionalLoadWithError:forFrame: (2.0+) {{{
 325 - (void) webView:(WebView *)view didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
 326     id<CYWebViewDelegate> delegate([self delegate]);
 327     if ([delegate respondsToSelector:@selector(webView:didFailProvisionalLoadWithError:forFrame:)])
 328         [delegate webView:view didFailProvisionalLoadWithError:error forFrame:frame];
 329     if ([UIWebView instancesRespondToSelector:@selector(webView:didFailProvisionalLoadWithError:forFrame:)])
 330         [super webView:view didFailProvisionalLoadWithError:error forFrame:frame];
 331 }
 332 // }}}
 333 // webView:didFinishLoadForFrame: (2.0+) {{{
 334 - (void) webView:(WebView *)view didFinishLoadForFrame:(WebFrame *)frame {
 335     id<CYWebViewDelegate> delegate([self delegate]);
 336     if ([delegate respondsToSelector:@selector(webView:didFinishLoadForFrame:)])
 337         [delegate webView:view didFinishLoadForFrame:frame];
 338     if ([UIWebView instancesRespondToSelector:@selector(webView:didFinishLoadForFrame:)])
 339         [super webView:view didFinishLoadForFrame:frame];
 340 }
 341 // }}}
 342 // webView:didReceiveTitle:forFrame: (3.2+) {{{
 343 static void $UIWebViewWebViewDelegate$webView$didReceiveTitle$forFrame$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, NSString *title, WebFrame *frame) {
 344     UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
 345     if ([uiWebView respondsToSelector:@selector(webView:didReceiveTitle:forFrame:)])
 346         [uiWebView webView:view didReceiveTitle:title forFrame:frame];
 347 }
 348
 349 - (void) webView:(WebView *)view didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
 350     id<CYWebViewDelegate> delegate([self delegate]);
 351     if ([delegate respondsToSelector:@selector(webView:didReceiveTitle:forFrame:)])
 352         [delegate webView:view didReceiveTitle:title forFrame:frame];
 353     if ([UIWebView instancesRespondToSelector:@selector(webView:didReceiveTitle:forFrame:)])
 354         [super webView:view didReceiveTitle:title forFrame:frame];
 355 }
 356 // }}}
 357 // webView:didStartProvisionalLoadForFrame: (2.0+) {{{
 358 - (void) webView:(WebView *)view didStartProvisionalLoadForFrame:(WebFrame *)frame {
 359     id<CYWebViewDelegate> delegate([self delegate]);
 360     if ([delegate respondsToSelector:@selector(webView:didStartProvisionalLoadForFrame:)])
 361         [delegate webView:view didStartProvisionalLoadForFrame:frame];
 362     if ([UIWebView instancesRespondToSelector:@selector(webView:didStartProvisionalLoadForFrame:)])
 363         [super webView:view didStartProvisionalLoadForFrame:frame];
 364 }
 365 // }}}
 366 // webView:resource:willSendRequest:redirectResponse:fromDataSource: (3.2+) {{{
 367 static NSURLRequest *$UIWebViewWebViewDelegate$webView$resource$willSendRequest$redirectResponse$fromDataSource$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, id identifier, NSURLRequest *request, NSURLResponse *response, WebDataSource *source) {
 368     UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
 369     if ([uiWebView respondsToSelector:@selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:)])
 370         request = [uiWebView webView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
 371     return request;
 372 }
 373
 374 - (NSURLRequest *) webView:(WebView *)view resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
 375     id<CYWebViewDelegate> delegate([self delegate]);
 376     if ([UIWebView instancesRespondToSelector:@selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:)])
 377         request = [super webView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
 378     if ([delegate respondsToSelector:@selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:)])
 379         request = [delegate webView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
 380     return request;
 381 }
 382 // }}}
 383 // webView:runJavaScriptAlertPanelWithMessage:initiatedByFrame: (2.1+) {{{
 384 - (void) webView:(WebView *)view runJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
 385     id<CYWebViewDelegate> delegate([self delegate]);
 386     if ([UIWebView instancesRespondToSelector:@selector(webView:runJavaScriptAlertPanelWithMessage:initiatedByFrame:)])
 387         if (
 388             ![delegate respondsToSelector:@selector(webView:shouldRunJavaScriptAlertPanelWithMessage:initiatedByFrame:)] ||
 389             [delegate webView:view shouldRunJavaScriptAlertPanelWithMessage:message initiatedByFrame:frame]
 390         )
 391             [super webView:view runJavaScriptAlertPanelWithMessage:message initiatedByFrame:frame];
 392 }
 393 // }}}
 394 // webView:runJavaScriptConfirmPanelWithMessage:initiatedByFrame: (2.1+) {{{
 395 - (BOOL) webView:(WebView *)view runJavaScriptConfirmPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
 396     id<CYWebViewDelegate> delegate([self delegate]);
 397     if ([UIWebView instancesRespondToSelector:@selector(webView:runJavaScriptConfirmPanelWithMessage:initiatedByFrame:)])
 398         if (
 399             ![delegate respondsToSelector:@selector(webView:shouldRunJavaScriptConfirmPanelWithMessage:initiatedByFrame:)] ||
 400             [delegate webView:view shouldRunJavaScriptConfirmPanelWithMessage:message initiatedByFrame:frame]
 401         )
 402             return [super webView:view runJavaScriptConfirmPanelWithMessage:message initiatedByFrame:frame];
 403     return NO;
 404 }
 405 // }}}
 406 // webView:runJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame: (2.1+) {{{
 407 - (NSString *) webView:(WebView *)view runJavaScriptTextInputPanelWithPrompt:(NSString *)prompt defaultText:(NSString *)text initiatedByFrame:(WebFrame *)frame {
 408     id<CYWebViewDelegate> delegate([self delegate]);
 409     if ([UIWebView instancesRespondToSelector:@selector(webView:runJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame:)])
 410         if (
 411             ![delegate respondsToSelector:@selector(webView:shouldRunJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame:)] ||
 412             [delegate webView:view shouldRunJavaScriptTextInputPanelWithPrompt:prompt defaultText:text initiatedByFrame:frame]
 413         )
 414             return [super webView:view runJavaScriptTextInputPanelWithPrompt:prompt defaultText:text initiatedByFrame:frame];
 415     return nil;
 416 }
 417 // }}}
 418 // webViewClose: (3.2+) {{{
 419 static void $UIWebViewWebViewDelegate$webViewClose$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view) {
 420     UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
 421     if ([uiWebView respondsToSelector:@selector(webViewClose:)])
 422         [uiWebView webViewClose:view];
 423 }
 424
 425 - (void) webViewClose:(WebView *)view {
 426     id<CYWebViewDelegate> delegate([self delegate]);
 427     if ([delegate respondsToSelector:@selector(webViewClose:)])
 428         [delegate webViewClose:view];
 429     if ([UIWebView instancesRespondToSelector:@selector(webViewClose:)])
 430         [super webViewClose:view];
 431 }
 432 // }}}
 433
 434 - (void) _updateViewSettings {
 435     [super _updateViewSettings];
 436
 437     id<CYWebViewDelegate> delegate([self delegate]);
 438     if ([delegate respondsToSelector:@selector(webViewUpdateViewSettings:)])
 439         [delegate webViewUpdateViewSettings:self];
 440 }
 441
 442 + (void) initialize {
 443     if (Class $UIWebViewWebViewDelegate = objc_getClass("UIWebViewWebViewDelegate")) {
 444         class_addMethod($UIWebViewWebViewDelegate, @selector(webView:addMessageToConsole:), (IMP) &$UIWebViewWebViewDelegate$webView$addMessageToConsole$, "v16@0:4@8@12");
 445         class_addMethod($UIWebViewWebViewDelegate, @selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:), (IMP) &$UIWebViewWebViewDelegate$webView$decidePolicyForNewWindowAction$request$newFrameName$decisionListener$, "v28@0:4@8@12@16@20@24");
 446         class_addMethod($UIWebViewWebViewDelegate, @selector(webView:didClearWindowObject:forFrame:), (IMP) &$UIWebViewWebViewDelegate$webView$didClearWindowObject$forFrame$, "v20@0:4@8@12@16");
 447         class_addMethod($UIWebViewWebViewDelegate, @selector(webView:didReceiveTitle:forFrame:), (IMP) &$UIWebViewWebViewDelegate$webView$didReceiveTitle$forFrame$, "v20@0:4@8@12@16");
 448         class_addMethod($UIWebViewWebViewDelegate, @selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:), (IMP) &$UIWebViewWebViewDelegate$webView$resource$willSendRequest$redirectResponse$fromDataSource$, "@28@0:4@8@12@16@20@24");
 449         class_addMethod($UIWebViewWebViewDelegate, @selector(webViewClose:), (IMP) &$UIWebViewWebViewDelegate$webViewClose$, "v12@0:4@8");
 450     }
 451 }
 452
 453 @end
 454
 455 @implementation BrowserController
 456
 457 #if ShowInternals
 458 #include "UICaboodle/UCInternal.h"
 459 #endif
 460
 461 + (void) _initialize {
 462     [WebPreferences _setInitialDefaultTextEncodingToSystemEncoding];
 463
 464     if (float *_UIScrollViewDecelerationRateNormal = reinterpret_cast<float *>(dlsym(RTLD_DEFAULT, "UIScrollViewDecelerationRateNormal")))
 465         CYScrollViewDecelerationRateNormal = *_UIScrollViewDecelerationRateNormal;
 466     else // XXX: this actually might be fast on some older systems: we should look into this
 467         CYScrollViewDecelerationRateNormal = 0.998;
 468 }
 469
 470 - (void) dealloc {
 471 #if LogBrowser
 472     NSLog(@"[BrowserController dealloc]");
 473 #endif
 474
 475     [webview_ setDelegate:nil];
 476
 477     [indirect_ setDelegate:nil];
 478     [indirect_ release];
 479
 480     if (challenge_ != nil)
 481         [challenge_ release];
 482
 483     if (request_ != nil)
 484         [request_ release];
 485
 486     if (closer_ != nil)
 487         [closer_ release];
 488
 489     if (title_ != nil)
 490         [title_ release];
 491
 492     if ([loading_ count] != 0)
 493         [delegate_ releaseNetworkActivityIndicator];
 494     [loading_ release];
 495
 496     [reloaditem_ release];
 497     [loadingitem_ release];
 498
 499     [indicator_ release];
 500
 501     [super dealloc];
 502 }
 503
 504 - (void) setURL:(NSURL *)url {
 505     _assert(request_ == nil);
 506
 507     request_ = [[NSURLRequest
 508         requestWithURL:url
 509         cachePolicy:NSURLRequestUseProtocolCachePolicy
 510         timeoutInterval:DefaultTimeout_
 511     ] retain];
 512 }
 513
 514 - (void) loadURL:(NSURL *)url cachePolicy:(NSURLRequestCachePolicy)policy {
 515     [self loadRequest:[NSURLRequest
 516         requestWithURL:url
 517         cachePolicy:policy
 518         timeoutInterval:DefaultTimeout_
 519     ]];
 520 }
 521
 522 - (void) loadURL:(NSURL *)url {
 523     [self loadURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy];
 524 }
 525
 526 - (void) loadRequest:(NSURLRequest *)request {
 527 #if LogBrowser
 528     NSLog(@"loadRequest:%@", request);
 529 #endif
 530
 531     error_ = false;
 532
 533     WebThreadLocked lock;
 534     [webview_ loadRequest:request];
 535 }
 536
 537 - (void) reloadURLWithCache:(BOOL)cache {
 538     if (request_ == nil)
 539         return;
 540
 541     NSMutableURLRequest *request([request_ mutableCopy]);
 542     [request setCachePolicy:(cache ? NSURLRequestUseProtocolCachePolicy : NSURLRequestReloadIgnoringLocalCacheData)];
 543
 544     [request_ autorelease];
 545     request_ = [request retain];
 546
 547     if ([request_ HTTPBody] == nil && [request_ HTTPBodyStream] == nil)
 548         [self loadRequest:request_];
 549     else {
 550         UIAlertView *alert = [[[UIAlertView alloc]
 551             initWithTitle:UCLocalize("RESUBMIT_FORM")
 552             message:nil
 553             delegate:self
 554             cancelButtonTitle:UCLocalize("CANCEL")
 555             otherButtonTitles:
 556                 UCLocalize("SUBMIT"),
 557             nil
 558         ] autorelease];
 559
 560         [alert setContext:@"submit"];
 561         [alert show];
 562     }
 563 }
 564
 565 - (void) reloadURL {
 566     [self reloadURLWithCache:YES];
 567 }
 568
 569 - (void) reloadData {
 570     [super reloadData];
 571     [self reloadURLWithCache:YES];
 572 }
 573
 574 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
 575     custom_ = button;
 576     style_ = style;
 577     function_ = function;
 578
 579     [self performSelectorOnMainThread:@selector(applyRightButton) withObject:nil waitUntilDone:NO];
 580 }
 581
 582 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
 583     custom_ = button;
 584     style_ = style;
 585     function_ = function;
 586
 587
 588     [self performSelectorOnMainThread:@selector(applyRightButton) withObject:nil waitUntilDone:NO];
 589 }
 590
 591 - (void) setPopupHook:(id)function {
 592     if (closer_ != nil)
 593         [closer_ autorelease];
 594     if (function == nil)
 595         closer_ = nil;
 596     else
 597         closer_ = [function retain];
 598 }
 599
 600 - (void) _setViewportWidth {
 601     [[webview_ _documentView] setViewportSize:CGSizeMake(width_, UIWebViewGrowsAndShrinksToFitHeight) forDocumentTypes:0x10];
 602 }
 603
 604 - (void) setViewportWidth:(float)width {
 605     width_ = width != 0 ? width : [[self class] defaultWidth];
 606     [self _setViewportWidth];
 607 }
 608
 609 - (void) _setViewportWidthOnMainThread:(NSNumber *)width {
 610     [self setViewportWidth:[width floatValue]];
 611 }
 612
 613 - (void) setViewportWidthOnMainThread:(float)width {
 614     [self performSelectorOnMainThread:@selector(_setViewportWidthOnMainThread:) withObject:[NSNumber numberWithFloat:width] waitUntilDone:NO];
 615 }
 616
 617 - (void) webViewUpdateViewSettings:(UIWebView *)view {
 618     [self _setViewportWidth];
 619 }
 620
 621 - (void) _openMailToURL:(NSURL *)url {
 622     [[UIApplication sharedApplication] openURL:url];// asPanel:YES];
 623 }
 624
 625 - (bool) _allowJavaScriptPanel {
 626     return true;
 627 }
 628
 629 - (void) _didFailWithError:(NSError *)error forFrame:(WebFrame *)frame {
 630     [loading_ removeObject:[NSValue valueWithNonretainedObject:frame]];
 631     [self _didFinishLoading];
 632
 633     if ([error code] == NSURLErrorCancelled)
 634         return;
 635
 636     if ([frame parentFrame] == nil) {
 637         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@?%@",
 638             [[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"error" ofType:@"html"]] absoluteString],
 639             [[error localizedDescription] stringByAddingPercentEscapes]
 640         ]]];
 641
 642         error_ = true;
 643     }
 644 }
 645
 646 // CYWebViewDelegate {{{
 647 - (void) webView:(WebView *)view addMessageToConsole:(NSDictionary *)message {
 648 #if LogMessages
 649     NSLog(@"addMessageToConsole:%@", message);
 650 #endif
 651 }
 652
 653 - (void) webView:(WebView *)view decidePolicyForNavigationAction:(NSDictionary *)action request:(NSURLRequest *)request frame:(WebFrame *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
 654 #if LogBrowser
 655     NSLog(@"decidePolicyForNavigationAction:%@ request:%@ frame:%@", action, request, frame);
 656 #endif
 657
 658     if ([frame parentFrame] == nil) {
 659         if (!error_) {
 660             if (request_ != nil)
 661                 [request_ autorelease];
 662             if (request == nil)
 663                 request_ = nil;
 664             else
 665                 request_ = [request retain];
 666         }
 667     }
 668 }
 669
 670 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
 671 #if LogBrowser
 672     NSLog(@"decidePolicyForNewWindowAction:%@ request:%@ newFrameName:%@", action, request, frame);
 673 #endif
 674
 675     NSURL *url([request URL]);
 676     if (url == nil)
 677         return;
 678
 679     if ([frame isEqualToString:@"_open"])
 680         [delegate_ openURL:url];
 681
 682     NSString *scheme([[url scheme] lowercaseString]);
 683     if ([scheme isEqualToString:@"mailto"])
 684         [self _openMailToURL:url];
 685
 686     // XXX: filter to internal usage?
 687     CYViewController *page([delegate_ pageForURL:url forExternal:NO]);
 688
 689     if (page == nil) {
 690         BrowserController *browser([[[class_ alloc] init] autorelease]);
 691         [browser loadRequest:request];
 692         page = browser;
 693     }
 694
 695     [page setDelegate:delegate_];
 696
 697     if (![frame isEqualToString:@"_popup"]) {
 698         [[self navigationItem] setTitle:title_];
 699
 700         [[self navigationController] pushViewController:page animated:YES];
 701     } else {
 702         UCNavigationController *navigation([[[UCNavigationController alloc] initWithRootViewController:page] autorelease]);
 703
 704         [navigation setHook:indirect_];
 705         [navigation setDelegate:delegate_];
 706
 707         [[page navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
 708             initWithTitle:UCLocalize("CLOSE")
 709             style:UIBarButtonItemStylePlain
 710             target:page
 711             action:@selector(close)
 712         ] autorelease]];
 713
 714         [[self navigationController] presentModalViewController:navigation animated:YES];
 715     }
 716
 717     [listener ignore];
 718 }
 719
 720 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
 721 }
 722
 723 - (void) webView:(WebView *)view didFailLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
 724 #if LogBrowser
 725     NSLog(@"didFailLoadWithError:%@ forFrame:%@", error, frame);
 726 #endif
 727
 728     [self _didFailWithError:error forFrame:frame];
 729 }
 730
 731 - (void) webView:(WebView *)view didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
 732 #if LogBrowser
 733     NSLog(@"didFailProvisionalLoadWithError:%@ forFrame:%@", error, frame);
 734 #endif
 735
 736     [self _didFailWithError:error forFrame:frame];
 737 }
 738
 739 - (void) webView:(WebView *)view didFinishLoadForFrame:(WebFrame *)frame {
 740     [loading_ removeObject:[NSValue valueWithNonretainedObject:frame]];
 741
 742     if ([frame parentFrame] == nil) {
 743         if (DOMDocument *document = [frame DOMDocument])
 744             if (DOMNodeList<NSFastEnumeration> *bodies = [document getElementsByTagName:@"body"])
 745                 for (DOMHTMLBodyElement *body in (id) bodies) {
 746                     DOMCSSStyleDeclaration *style([document getComputedStyle:body pseudoElement:nil]);
 747
 748                     bool colored(false);
 749
 750                     if (DOMCSSPrimitiveValue *color = static_cast<DOMCSSPrimitiveValue *>([style getPropertyCSSValue:@"background-color"])) {
 751                         if ([color primitiveType] == DOM_CSS_RGBCOLOR) {
 752                             DOMRGBColor *rgb([color getRGBColorValue]);
 753
 754                             float red([[rgb red] getFloatValue:DOM_CSS_NUMBER]);
 755                             float green([[rgb green] getFloatValue:DOM_CSS_NUMBER]);
 756                             float blue([[rgb blue] getFloatValue:DOM_CSS_NUMBER]);
 757                             float alpha([[rgb alpha] getFloatValue:DOM_CSS_NUMBER]);
 758
 759                             UIColor *uic(nil);
 760
 761                             if (red == 0xc7 && green == 0xce && blue == 0xd5)
 762                                 uic = [UIColor groupTableViewBackgroundColor];
 763                             else if (alpha != 0)
 764                                 uic = [UIColor
 765                                     colorWithRed:(red / 255)
 766                                     green:(green / 255)
 767                                     blue:(blue / 255)
 768                                     alpha:alpha
 769                                 ];
 770
 771                             if (uic != nil) {
 772                                 colored = true;
 773                                 [scroller_ setBackgroundColor:uic];
 774                             }
 775                         }
 776                     }
 777
 778                     if (!colored)
 779                         [scroller_ setBackgroundColor:[UIColor groupTableViewBackgroundColor]];
 780                     break;
 781                 }
 782     }
 783
 784     [self _didFinishLoading];
 785 }
 786
 787 - (void) webView:(WebView *)view didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
 788     if ([frame parentFrame] != nil)
 789         return;
 790
 791     if (title_ != nil)
 792         [title_ autorelease];
 793     title_ = [title retain];
 794
 795     [[self navigationItem] setTitle:title_];
 796 }
 797
 798 - (void) webView:(WebView *)view didStartProvisionalLoadForFrame:(WebFrame *)frame {
 799     [loading_ addObject:[NSValue valueWithNonretainedObject:frame]];
 800
 801     if ([frame parentFrame] == nil) {
 802         CYRelease(title_);
 803         custom_ = nil;
 804         style_ = nil;
 805         function_ = nil;
 806         CYRelease(closer_);
 807
 808         // XXX: do we still need to do this?
 809         [[self navigationItem] setTitle:nil];
 810     }
 811
 812     [self _didStartLoading];
 813 }
 814
 815 - (NSURLRequest *) webView:(WebView *)view resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
 816 #if LogBrowser
 817     NSLog(@"resource:%@ willSendRequest:%@ redirectResponse:%@ fromDataSource:%@", identifier, request, response, source);
 818 #endif
 819
 820     return request;
 821 }
 822
 823 - (bool) webView:(WebView *)view shouldRunJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
 824     return [self _allowJavaScriptPanel];
 825 }
 826
 827 - (bool) webView:(WebView *)view shouldRunJavaScriptConfirmPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
 828     return [self _allowJavaScriptPanel];
 829 }
 830
 831 - (bool) webView:(WebView *)view shouldRunJavaScriptTextInputPanelWithPrompt:(NSString *)prompt defaultText:(NSString *)text initiatedByFrame:(WebFrame *)frame {
 832     return [self _allowJavaScriptPanel];
 833 }
 834
 835 - (void) webViewClose:(WebView *)view {
 836     [self close];
 837 }
 838 // }}}
 839
 840 - (void) close {
 841     [[self navigationController] dismissModalViewControllerAnimated:YES];
 842 }
 843
 844 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
 845     NSString *context([alert context]);
 846
 847     if ([context isEqualToString:@"sensitive"]) {
 848         switch (button) {
 849             case 1:
 850                 sensitive_ = [NSNumber numberWithBool:YES];
 851             break;
 852
 853             case 2:
 854                 sensitive_ = [NSNumber numberWithBool:NO];
 855             break;
 856         }
 857
 858         [alert dismissWithClickedButtonIndex:-1 animated:YES];
 859     } else if ([context isEqualToString:@"challenge"]) {
 860         id<NSURLAuthenticationChallengeSender> sender([challenge_ sender]);
 861
 862         switch (button) {
 863             case 1: {
 864                 NSString *username([[alert textFieldAtIndex:0] text]);
 865                 NSString *password([[alert textFieldAtIndex:1] text]);
 866
 867                 NSURLCredential *credential([NSURLCredential credentialWithUser:username password:password persistence:NSURLCredentialPersistenceForSession]);
 868
 869                 [sender useCredential:credential forAuthenticationChallenge:challenge_];
 870             } break;
 871
 872             case 2:
 873                 [sender cancelAuthenticationChallenge:challenge_];
 874             break;
 875
 876             _nodefault
 877         }
 878
 879         [challenge_ release];
 880         challenge_ = nil;
 881
 882         [alert dismissWithClickedButtonIndex:-1 animated:YES];
 883     } else if ([context isEqualToString:@"submit"]) {
 884         if (button == [alert cancelButtonIndex]) {
 885         } else if (button == [alert firstOtherButtonIndex]) {
 886             if (request_ != nil) {
 887                 WebThreadLocked lock;
 888                 [webview_ loadRequest:request_];
 889             }
 890         }
 891
 892         [alert dismissWithClickedButtonIndex:-1 animated:YES];
 893     }
 894 }
 895
 896 - (UIBarButtonItemStyle) rightButtonStyle {
 897     if (style_ == nil) normal:
 898         return UIBarButtonItemStylePlain;
 899     else if ([style_ isEqualToString:@"Normal"])
 900         return UIBarButtonItemStylePlain;
 901     else if ([style_ isEqualToString:@"Highlighted"])
 902         return UIBarButtonItemStyleDone;
 903     else goto normal;
 904 }
 905
 906 - (UIBarButtonItem *) customButton {
 907     return [[[UIBarButtonItem alloc]
 908         initWithTitle:custom_
 909         style:[self rightButtonStyle]
 910         target:self
 911         action:@selector(customButtonClicked)
 912     ] autorelease];
 913 }
 914
 915 - (UIBarButtonItem *) rightButton {
 916     return reloaditem_;
 917 }
 918
 919 - (void) applyLoadingTitle {
 920     [[self navigationItem] setTitle:UCLocalize("LOADING")];
 921 }
 922
 923 - (void) layoutRightButton {
 924     [[loadingitem_ view] addSubview:indicator_];
 925     [[loadingitem_ view] bringSubviewToFront:indicator_];
 926 }
 927
 928 - (void) applyRightButton {
 929     if ([self isLoading]) {
 930         [[self navigationItem] setRightBarButtonItem:loadingitem_ animated:YES];
 931         [self performSelector:@selector(layoutRightButton) withObject:nil afterDelay:0];
 932
 933         [indicator_ startAnimating];
 934         [self applyLoadingTitle];
 935     } else {
 936         [indicator_ stopAnimating];
 937
 938         [[self navigationItem] setRightBarButtonItem:(
 939             custom_ != nil ? [self customButton] : [self rightButton]
 940         ) animated:YES];
 941     }
 942 }
 943
 944 - (void) didStartLoading {
 945     // Overridden in subclasses.
 946 }
 947
 948 - (void) _didStartLoading {
 949     [self applyRightButton];
 950
 951     if ([loading_ count] != 1)
 952         return;
 953
 954     [delegate_ retainNetworkActivityIndicator];
 955     [self didStartLoading];
 956 }
 957
 958 - (void) didFinishLoading {
 959     // Overridden in subclasses.
 960 }
 961
 962 - (void) _didFinishLoading {
 963     if ([loading_ count] != 0)
 964         return;
 965
 966     [self applyRightButton];
 967     [[self navigationItem] setTitle:title_];
 968
 969     [delegate_ releaseNetworkActivityIndicator];
 970     [self didFinishLoading];
 971 }
 972
 973 - (bool) isLoading {
 974     return [loading_ count] != 0;
 975 }
 976
 977 - (id) initWithWidth:(float)width ofClass:(Class)_class {
 978     if ((self = [super init]) != nil) {
 979         class_ = _class;
 980         loading_ = [[NSMutableSet alloc] initWithCapacity:5];
 981
 982         indirect_ = [[IndirectDelegate alloc] initWithDelegate:self];
 983
 984         webview_ = [[[CYWebView alloc] initWithFrame:[[self view] bounds]] autorelease];
 985         [webview_ setDelegate:self];
 986         [self setView:webview_];
 987
 988         if ([webview_ respondsToSelector:@selector(setDataDetectorTypes:)])
 989             [webview_ setDataDetectorTypes:UIDataDetectorTypeAutomatic];
 990         else
 991             [webview_ setDetectsPhoneNumbers:NO];
 992
 993         [webview_ setScalesPageToFit:YES];
 994
 995         UIWebDocumentView *document([webview_ _documentView]);
 996
 997         // XXX: I think this improves scrolling; the hardcoded-ness sucks
 998         [document setTileSize:CGSizeMake(320, 500)];
 999
1000         [document setBackgroundColor:[UIColor clearColor]];
1001
1002         // XXX: this is terribly (too?) expensive
1003         [document setDrawsBackground:NO];
1004
1005         WebView *webview([document webView]);
1006         WebPreferences *preferences([webview preferences]);
1007
1008         // XXX: I have no clue if I actually /want/ this modification
1009         if ([webview respondsToSelector:@selector(_setLayoutInterval:)])
1010             [webview _setLayoutInterval:0];
1011         else if ([preferences respondsToSelector:@selector(_setLayoutInterval:)])
1012             [preferences _setLayoutInterval:0];
1013
1014         [preferences setCacheModel:WebCacheModelDocumentBrowser];
1015         [preferences setOfflineWebApplicationCacheEnabled:YES];
1016
1017 #if LogMessages
1018         if ([document respondsToSelector:@selector(setAllowsMessaging:)])
1019             [document setAllowsMessaging:YES];
1020         if ([webview respondsToSelector:@selector(_setAllowsMessaging:)])
1021             [webview _setAllowsMessaging:YES];
1022 #endif
1023
1024         if ([webview_ respondsToSelector:@selector(_scrollView)]) {
1025             scroller_ = [webview_ _scrollView];
1026
1027             [scroller_ setDirectionalLockEnabled:YES];
1028             [scroller_ setDecelerationRate:CYScrollViewDecelerationRateNormal];
1029             [scroller_ setDelaysContentTouches:NO];
1030
1031             [scroller_ setCanCancelContentTouches:YES];
1032         } else if ([webview_ respondsToSelector:@selector(_scroller)]) {
1033             UIScroller *scroller([webview_ _scroller]);
1034             scroller_ = (UIScrollView *) scroller;
1035
1036             [scroller setDirectionalScrolling:YES];
1037             // XXX: we might be better off /not/ setting this on older systems
1038             [scroller setScrollDecelerationFactor:CYScrollViewDecelerationRateNormal]; /* 0.989324 */
1039             [scroller setScrollHysteresis:0]; /* 8 */
1040
1041             [scroller setThumbDetectionEnabled:NO];
1042
1043             // use NO with UIApplicationUseLegacyEvents(YES)
1044             [scroller setEventMode:YES];
1045
1046             // XXX: this is handled by setBounces, right?
1047             //[scroller setAllowsRubberBanding:YES];
1048         }
1049
1050         [scroller_ setFixedBackgroundPattern:YES];
1051         [scroller_ setBackgroundColor:[UIColor groupTableViewBackgroundColor]];
1052         [scroller_ setClipsSubviews:YES];
1053
1054         [scroller_ setBounces:YES];
1055         [scroller_ setScrollingEnabled:YES];
1056         [scroller_ setShowBackgroundShadow:NO];
1057
1058         [self setViewportWidth:width];
1059
1060         reloaditem_ = [[UIBarButtonItem alloc]
1061             initWithTitle:UCLocalize("RELOAD")
1062             style:[self rightButtonStyle]
1063             target:self
1064             action:@selector(reloadButtonClicked)
1065         ];
1066
1067         loadingitem_ = [[UIBarButtonItem alloc]
1068             initWithTitle:@" "
1069             style:UIBarButtonItemStylePlain
1070             target:self
1071             action:@selector(reloadButtonClicked)
1072         ];
1073
1074         indicator_ = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhite];
1075         [indicator_ setFrame:CGRectMake(15, 5, [indicator_ frame].size.width, [indicator_ frame].size.height)];
1076
1077         [webview_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
1078         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
1079     } return self;
1080 }
1081
1082 - (id) initWithWidth:(float)width {
1083     return [self initWithWidth:width ofClass:[self class]];
1084 }
1085
1086 - (id) init {
1087     return [self initWithWidth:0];
1088 }
1089
1090 - (id) initWithURL:(NSURL *)url {
1091     if ((self = [self init]) != nil) {
1092         [self setURL:url];
1093     } return self;
1094 }
1095
1096 - (void) didDismissModalViewController {
1097     if (closer_ != nil)
1098         [self callFunction:closer_];
1099 }
1100
1101 - (void) callFunction:(WebScriptObject *)function {
1102     WebThreadLocked lock;
1103
1104     WebView *webview([[webview_ _documentView] webView]);
1105     WebFrame *frame([webview mainFrame]);
1106     WebPreferences *preferences([webview preferences]);
1107
1108     bool maybe([preferences javaScriptCanOpenWindowsAutomatically]);
1109     [preferences setJavaScriptCanOpenWindowsAutomatically:NO];
1110
1111     /*id _private(MSHookIvar<id>(webview, "_private"));
1112     WebCore::Page *page(_private == nil ? NULL : MSHookIvar<WebCore::Page *>(_private, "page"));
1113     WebCore::Settings *settings(page == NULL ? NULL : page->settings());
1114
1115     bool no;
1116     if (settings == NULL)
1117         no = 0;
1118     else {
1119         no = settings->JavaScriptCanOpenWindowsAutomatically();
1120         settings->setJavaScriptCanOpenWindowsAutomatically(true);
1121     }*/
1122
1123     if (UIWindow *window = [[self view] window])
1124         if (UIResponder *responder = [window firstResponder])
1125             [responder resignFirstResponder];
1126
1127     JSObjectRef object([function JSObject]);
1128     JSGlobalContextRef context([frame globalContext]);
1129     JSObjectCallAsFunction(context, object, NULL, 0, NULL, NULL);
1130
1131     /*if (settings != NULL)
1132         settings->setJavaScriptCanOpenWindowsAutomatically(no);*/
1133
1134     [preferences setJavaScriptCanOpenWindowsAutomatically:maybe];
1135 }
1136
1137 - (void) reloadButtonClicked {
1138     [self reloadURLWithCache:YES];
1139 }
1140
1141 - (void) _customButtonClicked {
1142     [self reloadButtonClicked];
1143 }
1144
1145 - (void) customButtonClicked {
1146 #if !AlwaysReload
1147     if (function_ != nil)
1148         [self callFunction:function_];
1149     else
1150 #endif
1151     [self _customButtonClicked];
1152 }
1153
1154 + (float) defaultWidth {
1155     return 980;
1156 }
1157
1158 - (void) dispatchEvent:(NSString *)event {
1159     WebThreadLocked lock;
1160
1161     NSString *script([NSString stringWithFormat:@
1162         "(function() {"
1163             "var event = this.document.createEvent('Events');"
1164             "event.initEvent('%@', false, false);"
1165             "this.document.dispatchEvent(event);"
1166         "})();"
1167     , event]);
1168
1169     NSMutableArray *frames([NSMutableArray arrayWithObjects:
1170         [[[webview_ _documentView] webView] mainFrame]
1171     , nil]);
1172
1173     while (WebFrame *frame = [frames lastObject]) {
1174         WebScriptObject *object([frame windowObject]);
1175         [object evaluateWebScript:script];
1176         [frames removeLastObject];
1177         [frames addObjectsFromArray:[frame childFrames]];
1178     }
1179 }
1180
1181 - (void) viewWillAppear:(BOOL)animated {
1182     [self dispatchEvent:@"CydiaViewWillAppear"];
1183     [super viewWillAppear:animated];
1184 }
1185
1186 - (void) viewDidAppear:(BOOL)animated {
1187     [self dispatchEvent:@"CydiaViewDidAppear"];
1188     [super viewDidAppear:animated];
1189 }
1190
1191 - (void) viewWillDisappear:(BOOL)animated {
1192     [self dispatchEvent:@"CydiaViewWillDisappear"];
1193     [super viewWillDisappear:animated];
1194 }
1195
1196 - (void) viewDidDisappear:(BOOL)animated {
1197     [self dispatchEvent:@"CydiaViewDidDisappear"];
1198     [super viewDidDisappear:animated];
1199 }
1200
1201 @end