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 (custom_ != nil)
 487         [custom_ release];
 488     if (style_ != nil)
 489         [style_ release];
 490
 491     if (function_ != nil)
 492         [function_ release];
 493     if (closer_ != nil)
 494         [closer_ release];
 495
 496     if (title_ != nil)
 497         [title_ release];
 498
 499     if ([loading_ count] != 0)
 500         [delegate_ releaseNetworkActivityIndicator];
 501     [loading_ release];
 502
 503     [reloaditem_ release];
 504     [loadingitem_ release];
 505
 506     [indicator_ release];
 507
 508     [super dealloc];
 509 }
 510
 511 - (void) setURL:(NSURL *)url {
 512     _assert(request_ == nil);
 513
 514     request_ = [[NSURLRequest
 515         requestWithURL:url
 516         cachePolicy:NSURLRequestUseProtocolCachePolicy
 517         timeoutInterval:DefaultTimeout_
 518     ] retain];
 519 }
 520
 521 - (void) loadURL:(NSURL *)url cachePolicy:(NSURLRequestCachePolicy)policy {
 522     [self loadRequest:[NSURLRequest
 523         requestWithURL:url
 524         cachePolicy:policy
 525         timeoutInterval:DefaultTimeout_
 526     ]];
 527 }
 528
 529 - (void) loadURL:(NSURL *)url {
 530     [self loadURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy];
 531 }
 532
 533 - (void) loadRequest:(NSURLRequest *)request {
 534 #if LogBrowser
 535     NSLog(@"loadRequest:%@", request);
 536 #endif
 537
 538     error_ = false;
 539
 540     WebThreadLocked lock;
 541     [webview_ loadRequest:request];
 542 }
 543
 544 - (void) reloadURL {
 545     if (request_ == nil)
 546         return;
 547
 548     if ([request_ HTTPBody] == nil && [request_ HTTPBodyStream] == nil)
 549         [self loadRequest:request_];
 550     else {
 551         UIAlertView *alert = [[[UIAlertView alloc]
 552             initWithTitle:UCLocalize("RESUBMIT_FORM")
 553             message:nil
 554             delegate:self
 555             cancelButtonTitle:UCLocalize("CANCEL")
 556             otherButtonTitles:UCLocalize("SUBMIT"), nil
 557         ] autorelease];
 558
 559         [alert setContext:@"submit"];
 560         [alert show];
 561     }
 562 }
 563
 564 - (void) reloadData {
 565     [super reloadData];
 566     [self reloadURL];
 567 }
 568
 569 - (void) setButtonImage:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
 570     if (custom_ != nil)
 571         [custom_ autorelease];
 572     if (button == nil)
 573         custom_ = nil;
 574     else
 575         custom_ = [[UIImage imageWithData:[NSData dataWithContentsOfURL:[NSURL URLWithString:button]]] retain];
 576
 577     if (style_ != nil)
 578         [style_ autorelease];
 579     if (style == nil)
 580         style_ = nil;
 581     else
 582         style_ = [style retain];
 583
 584     if (function_ != nil)
 585         [function_ autorelease];
 586     if (function == nil)
 587         function_ = nil;
 588     else
 589         function_ = [function retain];
 590
 591     [self applyRightButton];
 592 }
 593
 594 - (void) setButtonTitle:(NSString *)button withStyle:(NSString *)style toFunction:(id)function {
 595     if (custom_ != nil)
 596         [custom_ autorelease];
 597     if (button == nil)
 598         custom_ = nil;
 599     else
 600         custom_ = [button retain];
 601
 602     if (style_ != nil)
 603         [style_ autorelease];
 604     if (style == nil)
 605         style_ = nil;
 606     else
 607         style_ = [style retain];
 608
 609     if (function_ != nil)
 610         [function_ autorelease];
 611     if (function == nil)
 612         function_ = nil;
 613     else
 614         function_ = [function retain];
 615
 616     [self applyRightButton];
 617 }
 618
 619 - (void) setPopupHook:(id)function {
 620     if (closer_ != nil)
 621         [closer_ autorelease];
 622     if (function == nil)
 623         closer_ = nil;
 624     else
 625         closer_ = [function retain];
 626 }
 627
 628 - (void) _setViewportWidth {
 629     [[webview_ _documentView] setViewportSize:CGSizeMake(width_, UIWebViewGrowsAndShrinksToFitHeight) forDocumentTypes:0x10];
 630 }
 631
 632 - (void) setViewportWidth:(float)width {
 633     width_ = width != 0 ? width : [[self class] defaultWidth];
 634     [self _setViewportWidth];
 635 }
 636
 637 - (void) webViewUpdateViewSettings:(UIWebView *)view {
 638     [self _setViewportWidth];
 639 }
 640
 641 - (void) _openMailToURL:(NSURL *)url {
 642     [[UIApplication sharedApplication] openURL:url];// asPanel:YES];
 643 }
 644
 645 - (bool) _allowJavaScriptPanel {
 646     return true;
 647 }
 648
 649 - (void) _didFailWithError:(NSError *)error forFrame:(WebFrame *)frame {
 650     [loading_ removeObject:[NSValue valueWithNonretainedObject:frame]];
 651     [self _didFinishLoading];
 652
 653     if ([error code] == NSURLErrorCancelled)
 654         return;
 655
 656     if ([frame parentFrame] == nil) {
 657         [self loadURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@?%@",
 658             [[NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"error" ofType:@"html"]] absoluteString],
 659             [[error localizedDescription] stringByAddingPercentEscapes]
 660         ]]];
 661
 662         error_ = true;
 663     }
 664 }
 665
 666 // CYWebViewDelegate {{{
 667 - (void) webView:(WebView *)view addMessageToConsole:(NSDictionary *)message {
 668 #if LogMessages
 669     NSLog(@"addMessageToConsole:%@", message);
 670 #endif
 671 }
 672
 673 - (void) webView:(WebView *)view decidePolicyForNavigationAction:(NSDictionary *)action request:(NSURLRequest *)request frame:(WebFrame *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
 674 #if LogBrowser
 675     NSLog(@"decidePolicyForNavigationAction:%@ request:%@ frame:%@", action, request, frame);
 676 #endif
 677
 678     if ([frame parentFrame] == nil) {
 679         if (!error_) {
 680             if (request_ != nil)
 681                 [request_ autorelease];
 682             if (request == nil)
 683                 request_ = nil;
 684             else
 685                 request_ = [request retain];
 686         }
 687     }
 688 }
 689
 690 - (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
 691 #if LogBrowser
 692     NSLog(@"decidePolicyForNewWindowAction:%@ request:%@ newFrameName:%@", action, request, frame);
 693 #endif
 694
 695     NSURL *url([request URL]);
 696     if (url == nil)
 697         return;
 698
 699     if ([frame isEqualToString:@"_open"])
 700         [delegate_ openURL:url];
 701
 702     NSString *scheme([[url scheme] lowercaseString]);
 703     if ([scheme isEqualToString:@"mailto"])
 704         [self _openMailToURL:url];
 705
 706     CYViewController *page([delegate_ pageForURL:url]);
 707
 708     if (page == nil) {
 709         BrowserController *browser([[[class_ alloc] init] autorelease]);
 710         [browser loadRequest:request];
 711         page = browser;
 712     }
 713
 714     [page setDelegate:delegate_];
 715
 716     if (![frame isEqualToString:@"_popup"]) {
 717         [[self navigationItem] setTitle:title_];
 718
 719         [[self navigationController] pushViewController:page animated:YES];
 720     } else {
 721         UCNavigationController *navigation([[[UCNavigationController alloc] initWithRootViewController:page] autorelease]);
 722
 723         [navigation setHook:indirect_];
 724         [navigation setDelegate:delegate_];
 725
 726         [[page navigationItem] setLeftBarButtonItem:[[[UIBarButtonItem alloc]
 727             initWithTitle:UCLocalize("CLOSE")
 728             style:UIBarButtonItemStylePlain
 729             target:page
 730             action:@selector(close)
 731         ] autorelease]];
 732
 733         [[self navigationController] presentModalViewController:navigation animated:YES];
 734     }
 735
 736     [listener ignore];
 737 }
 738
 739 - (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
 740 }
 741
 742 - (void) webView:(WebView *)view didFailLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
 743 #if LogBrowser
 744     NSLog(@"didFailLoadWithError:%@ forFrame:%@", error, frame);
 745 #endif
 746
 747     [self _didFailWithError:error forFrame:frame];
 748 }
 749
 750 - (void) webView:(WebView *)view didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
 751 #if LogBrowser
 752     NSLog(@"didFailProvisionalLoadWithError:%@ forFrame:%@", error, frame);
 753 #endif
 754
 755     [self _didFailWithError:error forFrame:frame];
 756 }
 757
 758 - (void) webView:(WebView *)view didFinishLoadForFrame:(WebFrame *)frame {
 759     [loading_ removeObject:[NSValue valueWithNonretainedObject:frame]];
 760
 761     if ([frame parentFrame] == nil) {
 762         if (DOMDocument *document = [frame DOMDocument])
 763             if (DOMNodeList<NSFastEnumeration> *bodies = [document getElementsByTagName:@"body"])
 764                 for (DOMHTMLBodyElement *body in (id) bodies) {
 765                     DOMCSSStyleDeclaration *style([document getComputedStyle:body pseudoElement:nil]);
 766
 767                     bool colored(false);
 768
 769                     if (DOMCSSPrimitiveValue *color = static_cast<DOMCSSPrimitiveValue *>([style getPropertyCSSValue:@"background-color"])) {
 770                         if ([color primitiveType] == DOM_CSS_RGBCOLOR) {
 771                             DOMRGBColor *rgb([color getRGBColorValue]);
 772
 773                             float red([[rgb red] getFloatValue:DOM_CSS_NUMBER]);
 774                             float green([[rgb green] getFloatValue:DOM_CSS_NUMBER]);
 775                             float blue([[rgb blue] getFloatValue:DOM_CSS_NUMBER]);
 776                             float alpha([[rgb alpha] getFloatValue:DOM_CSS_NUMBER]);
 777
 778                             UIColor *uic(nil);
 779
 780                             if (red == 0xc7 && green == 0xce && blue == 0xd5)
 781                                 uic = [UIColor groupTableViewBackgroundColor];
 782                             else if (alpha != 0)
 783                                 uic = [UIColor
 784                                     colorWithRed:(red / 255)
 785                                     green:(green / 255)
 786                                     blue:(blue / 255)
 787                                     alpha:alpha
 788                                 ];
 789
 790                             if (uic != nil) {
 791                                 colored = true;
 792                                 [scroller_ setBackgroundColor:uic];
 793                             }
 794                         }
 795                     }
 796
 797                     if (!colored)
 798                         [scroller_ setBackgroundColor:[UIColor groupTableViewBackgroundColor]];
 799                     break;
 800                 }
 801     }
 802
 803     [self _didFinishLoading];
 804 }
 805
 806 - (void) webView:(WebView *)view didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
 807     if ([frame parentFrame] != nil)
 808         return;
 809
 810     if (title_ != nil)
 811         [title_ autorelease];
 812     title_ = [title retain];
 813
 814     [[self navigationItem] setTitle:title_];
 815 }
 816
 817 - (void) webView:(WebView *)view didStartProvisionalLoadForFrame:(WebFrame *)frame {
 818     [loading_ addObject:[NSValue valueWithNonretainedObject:frame]];
 819
 820     if ([frame parentFrame] == nil) {
 821         CYRelease(title_);
 822         CYRelease(custom_);
 823         CYRelease(style_);
 824         CYRelease(function_);
 825         CYRelease(closer_);
 826
 827         // XXX: do we still need to do this?
 828         [[self navigationItem] setTitle:nil];
 829     }
 830
 831     [self _didStartLoading];
 832 }
 833
 834 - (NSURLRequest *) webView:(WebView *)view resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
 835 #if LogBrowser
 836     NSLog(@"resource:%@ willSendRequest:%@ redirectResponse:%@ fromDataSource:%@", identifier, request, response, source);
 837 #endif
 838
 839     return request;
 840 }
 841
 842 - (bool) webView:(WebView *)view shouldRunJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
 843     return [self _allowJavaScriptPanel];
 844 }
 845
 846 - (bool) webView:(WebView *)view shouldRunJavaScriptConfirmPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
 847     return [self _allowJavaScriptPanel];
 848 }
 849
 850 - (bool) webView:(WebView *)view shouldRunJavaScriptTextInputPanelWithPrompt:(NSString *)prompt defaultText:(NSString *)text initiatedByFrame:(WebFrame *)frame {
 851     return [self _allowJavaScriptPanel];
 852 }
 853
 854 - (void) webViewClose:(WebView *)view {
 855     [self close];
 856 }
 857 // }}}
 858
 859 - (void) close {
 860     [[self navigationController] dismissModalViewControllerAnimated:YES];
 861 }
 862
 863 - (void) alertView:(UIAlertView *)alert clickedButtonAtIndex:(NSInteger)button {
 864     NSString *context([alert context]);
 865
 866     if ([context isEqualToString:@"sensitive"]) {
 867         switch (button) {
 868             case 1:
 869                 sensitive_ = [NSNumber numberWithBool:YES];
 870             break;
 871
 872             case 2:
 873                 sensitive_ = [NSNumber numberWithBool:NO];
 874             break;
 875         }
 876
 877         [alert dismissWithClickedButtonIndex:-1 animated:YES];
 878     } else if ([context isEqualToString:@"challenge"]) {
 879         id<NSURLAuthenticationChallengeSender> sender([challenge_ sender]);
 880
 881         switch (button) {
 882             case 1: {
 883                 NSString *username([[alert textFieldAtIndex:0] text]);
 884                 NSString *password([[alert textFieldAtIndex:1] text]);
 885
 886                 NSURLCredential *credential([NSURLCredential credentialWithUser:username password:password persistence:NSURLCredentialPersistenceForSession]);
 887
 888                 [sender useCredential:credential forAuthenticationChallenge:challenge_];
 889             } break;
 890
 891             case 2:
 892                 [sender cancelAuthenticationChallenge:challenge_];
 893             break;
 894
 895             _nodefault
 896         }
 897
 898         [challenge_ release];
 899         challenge_ = nil;
 900
 901         [alert dismissWithClickedButtonIndex:-1 animated:YES];
 902     } else if ([context isEqualToString:@"submit"]) {
 903         if (button == [alert cancelButtonIndex]) {
 904         } else if (button == [alert firstOtherButtonIndex]) {
 905             if (request_ != nil) {
 906                 WebThreadLocked lock;
 907                 [webview_ loadRequest:request_];
 908             }
 909         }
 910
 911         [alert dismissWithClickedButtonIndex:-1 animated:YES];
 912     }
 913 }
 914
 915 - (UIBarButtonItemStyle) rightButtonStyle {
 916     if (style_ == nil) normal:
 917         return UIBarButtonItemStylePlain;
 918     else if ([style_ isEqualToString:@"Normal"])
 919         return UIBarButtonItemStylePlain;
 920     else if ([style_ isEqualToString:@"Highlighted"])
 921         return UIBarButtonItemStyleDone;
 922     else goto normal;
 923 }
 924
 925 - (UIBarButtonItem *) customButton {
 926     return [[[UIBarButtonItem alloc]
 927         initWithTitle:custom_
 928         style:[self rightButtonStyle]
 929         target:self
 930         action:@selector(customButtonClicked)
 931     ] autorelease];
 932 }
 933
 934 - (UIBarButtonItem *) rightButton {
 935     return reloaditem_;
 936 }
 937
 938 - (void) applyLoadingTitle {
 939     [[self navigationItem] setTitle:UCLocalize("LOADING")];
 940 }
 941
 942 - (void) layoutRightButton {
 943     [[loadingitem_ view] addSubview:indicator_];
 944     [[loadingitem_ view] bringSubviewToFront:indicator_];
 945 }
 946
 947 - (void) applyRightButton {
 948     if ([self isLoading]) {
 949         [[self navigationItem] setRightBarButtonItem:loadingitem_ animated:YES];
 950         [self performSelector:@selector(layoutRightButton) withObject:nil afterDelay:0];
 951
 952         [indicator_ startAnimating];
 953         [self applyLoadingTitle];
 954     } else {
 955         [indicator_ stopAnimating];
 956
 957         [[self navigationItem] setRightBarButtonItem:(
 958             custom_ != nil ? [self customButton] : [self rightButton]
 959         ) animated:YES];
 960     }
 961 }
 962
 963 - (void) didStartLoading {
 964     // Overridden in subclasses.
 965 }
 966
 967 - (void) _didStartLoading {
 968     [self applyRightButton];
 969
 970     if ([loading_ count] != 1)
 971         return;
 972
 973     [delegate_ retainNetworkActivityIndicator];
 974     [self didStartLoading];
 975 }
 976
 977 - (void) didFinishLoading {
 978     // Overridden in subclasses.
 979 }
 980
 981 - (void) _didFinishLoading {
 982     if ([loading_ count] != 0)
 983         return;
 984
 985     [self applyRightButton];
 986     [[self navigationItem] setTitle:title_];
 987
 988     [delegate_ releaseNetworkActivityIndicator];
 989     [self didFinishLoading];
 990 }
 991
 992 - (bool) isLoading {
 993     return [loading_ count] != 0;
 994 }
 995
 996 - (id) initWithWidth:(float)width ofClass:(Class)_class {
 997     if ((self = [super init]) != nil) {
 998         class_ = _class;
 999         loading_ = [[NSMutableSet alloc] initWithCapacity:5];
1000
1001         indirect_ = [[IndirectDelegate alloc] initWithDelegate:self];
1002
1003         webview_ = [[[CYWebView alloc] initWithFrame:[[self view] bounds]] autorelease];
1004         [webview_ setDelegate:self];
1005         [self setView:webview_];
1006
1007         if ([webview_ respondsToSelector:@selector(setDataDetectorTypes:)])
1008             [webview_ setDataDetectorTypes:UIDataDetectorTypeAutomatic];
1009         else
1010             [webview_ setDetectsPhoneNumbers:NO];
1011
1012         [webview_ setScalesPageToFit:YES];
1013
1014         UIWebDocumentView *document([webview_ _documentView]);
1015
1016         // XXX: I think this improves scrolling; the hardcoded-ness sucks
1017         [document setTileSize:CGSizeMake(320, 500)];
1018
1019         [document setBackgroundColor:[UIColor clearColor]];
1020
1021         // XXX: this is terribly (too?) expensive
1022         [document setDrawsBackground:NO];
1023
1024         WebView *webview([document webView]);
1025         WebPreferences *preferences([webview preferences]);
1026
1027         // XXX: I have no clue if I actually /want/ this modification
1028         if ([webview respondsToSelector:@selector(_setLayoutInterval:)])
1029             [webview _setLayoutInterval:0];
1030         else if ([preferences respondsToSelector:@selector(_setLayoutInterval:)])
1031             [preferences _setLayoutInterval:0];
1032
1033         [preferences setCacheModel:WebCacheModelDocumentBrowser];
1034         [preferences setOfflineWebApplicationCacheEnabled:YES];
1035
1036 #if LogMessages
1037         if ([document respondsToSelector:@selector(setAllowsMessaging:)])
1038             [document setAllowsMessaging:YES];
1039         if ([webview respondsToSelector:@selector(_setAllowsMessaging:)])
1040             [webview _setAllowsMessaging:YES];
1041 #endif
1042
1043         if ([webview_ respondsToSelector:@selector(_scrollView)]) {
1044             scroller_ = [webview_ _scrollView];
1045
1046             [scroller_ setDirectionalLockEnabled:YES];
1047             [scroller_ setDecelerationRate:CYScrollViewDecelerationRateNormal];
1048             [scroller_ setDelaysContentTouches:NO];
1049
1050             [scroller_ setCanCancelContentTouches:YES];
1051         } else if ([webview_ respondsToSelector:@selector(_scroller)]) {
1052             UIScroller *scroller([webview_ _scroller]);
1053             scroller_ = (UIScrollView *) scroller;
1054
1055             [scroller setDirectionalScrolling:YES];
1056             // XXX: we might be better off /not/ setting this on older systems
1057             [scroller setScrollDecelerationFactor:CYScrollViewDecelerationRateNormal]; /* 0.989324 */
1058             [scroller setScrollHysteresis:0]; /* 8 */
1059
1060             [scroller setThumbDetectionEnabled:NO];
1061
1062             // use NO with UIApplicationUseLegacyEvents(YES)
1063             [scroller setEventMode:YES];
1064
1065             // XXX: this is handled by setBounces, right?
1066             //[scroller setAllowsRubberBanding:YES];
1067         }
1068
1069         [scroller_ setFixedBackgroundPattern:YES];
1070         [scroller_ setBackgroundColor:[UIColor groupTableViewBackgroundColor]];
1071         [scroller_ setClipsSubviews:YES];
1072
1073         [scroller_ setBounces:YES];
1074         [scroller_ setScrollingEnabled:YES];
1075         [scroller_ setShowBackgroundShadow:NO];
1076
1077         [self setViewportWidth:width];
1078
1079         reloaditem_ = [[UIBarButtonItem alloc]
1080             initWithTitle:UCLocalize("RELOAD")
1081             style:[self rightButtonStyle]
1082             target:self
1083             action:@selector(reloadButtonClicked)
1084         ];
1085
1086         loadingitem_ = [[UIBarButtonItem alloc]
1087             initWithTitle:@" "
1088             style:UIBarButtonItemStylePlain
1089             target:self
1090             action:@selector(reloadButtonClicked)
1091         ];
1092
1093         indicator_ = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhite];
1094         [indicator_ setFrame:CGRectMake(15, 5, [indicator_ frame].size.width, [indicator_ frame].size.height)];
1095
1096         [webview_ setAutoresizingMask:(UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight)];
1097         [indicator_ setAutoresizingMask:UIViewAutoresizingFlexibleLeftMargin];
1098     } return self;
1099 }
1100
1101 - (id) initWithWidth:(float)width {
1102     return [self initWithWidth:width ofClass:[self class]];
1103 }
1104
1105 - (id) init {
1106     return [self initWithWidth:0];
1107 }
1108
1109 - (id) initWithURL:(NSURL *)url {
1110     if ((self = [self init]) != nil) {
1111         [self setURL:url];
1112     } return self;
1113 }
1114
1115 - (void) didDismissModalViewController {
1116     if (closer_ != nil)
1117         [self callFunction:closer_];
1118 }
1119
1120 - (void) callFunction:(WebScriptObject *)function {
1121     WebThreadLocked lock;
1122
1123     WebView *webview([[webview_ _documentView] webView]);
1124     WebFrame *frame([webview mainFrame]);
1125     WebPreferences *preferences([webview preferences]);
1126
1127     bool maybe([preferences javaScriptCanOpenWindowsAutomatically]);
1128     [preferences setJavaScriptCanOpenWindowsAutomatically:NO];
1129
1130     /*id _private(MSHookIvar<id>(webview, "_private"));
1131     WebCore::Page *page(_private == nil ? NULL : MSHookIvar<WebCore::Page *>(_private, "page"));
1132     WebCore::Settings *settings(page == NULL ? NULL : page->settings());
1133
1134     bool no;
1135     if (settings == NULL)
1136         no = 0;
1137     else {
1138         no = settings->JavaScriptCanOpenWindowsAutomatically();
1139         settings->setJavaScriptCanOpenWindowsAutomatically(true);
1140     }*/
1141
1142     if (UIWindow *window = [[self view] window])
1143         if (UIResponder *responder = [window firstResponder])
1144             [responder resignFirstResponder];
1145
1146     JSObjectRef object([function JSObject]);
1147     JSGlobalContextRef context([frame globalContext]);
1148     JSObjectCallAsFunction(context, object, NULL, 0, NULL, NULL);
1149
1150     /*if (settings != NULL)
1151         settings->setJavaScriptCanOpenWindowsAutomatically(no);*/
1152
1153     [preferences setJavaScriptCanOpenWindowsAutomatically:maybe];
1154 }
1155
1156 - (void) reloadButtonClicked {
1157     [self reloadURL];
1158 }
1159
1160 - (void) _customButtonClicked {
1161     [self reloadButtonClicked];
1162 }
1163
1164 - (void) customButtonClicked {
1165 #if !AlwaysReload
1166     if (function_ != nil)
1167         [self callFunction:function_];
1168     else
1169 #endif
1170     [self _customButtonClicked];
1171 }
1172
1173 + (float) defaultWidth {
1174     return 980;
1175 }
1176
1177 - (void) dispatchEvent:(NSString *)event {
1178     WebThreadLocked lock;
1179
1180     NSString *script([NSString stringWithFormat:@
1181         "(function() {"
1182             "var event = this.document.createEvent('Events');"
1183             "event.initEvent('%@', false, false);"
1184             "this.document.dispatchEvent(event);"
1185         "})();"
1186     , event]);
1187
1188     NSMutableArray *frames([NSMutableArray arrayWithObjects:
1189         [[[webview_ _documentView] webView] mainFrame]
1190     , nil]);
1191
1192     while (WebFrame *frame = [frames lastObject]) {
1193         WebScriptObject *object([frame windowObject]);
1194         [object evaluateWebScript:script];
1195         [frames removeLastObject];
1196         [frames addObjectsFromArray:[frame childFrames]];
1197     }
1198 }
1199
1200 - (void) viewWillAppear:(BOOL)animated {
1201     [self dispatchEvent:@"CydiaViewWillAppear"];
1202     [super viewWillAppear:animated];
1203 }
1204
1205 - (void) viewDidAppear:(BOOL)animated {
1206     [self dispatchEvent:@"CydiaViewDidAppear"];
1207     [super viewDidAppear:animated];
1208 }
1209
1210 - (void) viewWillDisappear:(BOOL)animated {
1211     [self dispatchEvent:@"CydiaViewWillDisappear"];
1212     [super viewWillDisappear:animated];
1213 }
1214
1215 - (void) viewDidDisappear:(BOOL)animated {
1216     [self dispatchEvent:@"CydiaViewDidDisappear"];
1217     [super viewDidDisappear:animated];
1218 }
1219
1220 @end