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[cydia.git] / CyteKit / WebView.mm
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f172aa8f 1/* Cydia - iPhone UIKit Front-End for Debian APT
4c66fad9 2 * Copyright (C) 2008-2015 Jay Freeman (saurik)
f172aa8f
JF		 3*/
4
6d9696a5 5/* GNU General Public License, Version 3 {{{ */
f172aa8f 6/*
6d9696a5
JF		 7 * Cydia is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published
9 * by the Free Software Foundation, either version 3 of the License,
10 * or (at your option) any later version.
f172aa8f 11 *
6d9696a5
JF		 12 * Cydia is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
f172aa8f 16 *
6d9696a5
JF		 17 * You should have received a copy of the GNU General Public License
18 * along with Cydia. If not, see <http://www.gnu.org/licenses/>.
19**/
f172aa8f
JF		 20/* }}} */
21
63755c48
JF		 22#include "CyteKit/UCPlatform.h"
23
31f9c8f7 24#include "CyteKit/dispatchEvent.h"
d458596e 25#include "CyteKit/WebView.h"
aa35fd7b 26
a09f7a48 27#include "Substrate.hpp"
435cb857 28
aa35fd7b 29#include "iPhonePrivate.h"
aa35fd7b
JF		 30
31// CYWebPolicyDecision* {{{
aa35fd7b
JF		 32@interface CYWebPolicyDecisionMediator : NSObject <
33 WebPolicyDecisionListener
34> {
35 id<WebPolicyDecisionListener> listener_;
36 CYWebPolicyDecision decision_;
37}
38
39- (id) initWithListener:(id<WebPolicyDecisionListener>)listener;
40
41- (CYWebPolicyDecision) decision;
42- (bool) decided;
43- (bool) decide;
44
45@end
46
47@implementation CYWebPolicyDecisionMediator
48
49- (id) initWithListener:(id<WebPolicyDecisionListener>)listener {
50 if ((self = [super init]) != nil) {
51 listener_ = listener;
52 } return self;
53}
54
55- (CYWebPolicyDecision) decision {
56 return decision_;
57}
58
59- (bool) decided {
60 return decision_ != CYWebPolicyDecisionUnknown;
61}
62
63- (bool) decide {
64 switch (decision_) {
65 case CYWebPolicyDecisionUnknown:
66 default:
67 NSLog(@"CYWebPolicyDecisionUnknown");
68 return false;
69
70 case CYWebPolicyDecisionDownload: [listener_ download]; break;
71 case CYWebPolicyDecisionIgnore: [listener_ ignore]; break;
72 case CYWebPolicyDecisionUse: [listener_ use]; break;
73 }
74
75 return true;
76}
77
78- (void) download {
79 decision_ = CYWebPolicyDecisionDownload;
80}
81
82- (void) ignore {
83 decision_ = CYWebPolicyDecisionIgnore;
84}
85
86- (void) use {
87 decision_ = CYWebPolicyDecisionUse;
88}
89
90@end
91// }}}
92
f8c9fd4c
JF		 93@implementation CyteWebView : UIWebView {
94}
aa35fd7b
JF		 95
96#if ShowInternals
97#include "CyteKit/UCInternal.h"
98#endif
99
100- (id) initWithFrame:(CGRect)frame {
101 if ((self = [super initWithFrame:frame]) != nil) {
102 } return self;
103}
104
105- (void) dealloc {
0291a3a6
JF		 106 if (kCFCoreFoundationVersionNumber < kCFCoreFoundationVersionNumber_iPhoneOS_3_0) {
107 UIWebViewInternal *&_internal(MSHookIvar<UIWebViewInternal *>(self, "_internal"));
108 if (&_internal != NULL) {
109 UIWebViewWebViewDelegate *&webViewDelegate(MSHookIvar<UIWebViewWebViewDelegate *>(_internal, "webViewDelegate"));
110 if (&webViewDelegate != NULL)
111 [webViewDelegate _clearUIWebView];
112 }
113 }
114
aa35fd7b
JF		 115 [super dealloc];
116}
117
3479309e
JF		 118- (NSString *) description {
119 return [NSString stringWithFormat:@"<%s: %p, %@>", class_getName([self class]), self, [[[self request] URL] absoluteString]];
120}
121
1ee69bb4
JF		 122- (id<CyteWebViewDelegate>) delegate {
123 return (id<CyteWebViewDelegate>) [super delegate];
aa35fd7b
JF		 124}
125
4cc9e99a
JF		 126- (void) setDelegate:(id<CyteWebViewDelegate>)delegate {
127 [super setDelegate:delegate];
128}
129
aa35fd7b 130/*- (WebView *) webView:(WebView *)view createWebViewWithRequest:(NSURLRequest *)request {
1ee69bb4 131 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 132 WebView *created(nil);
133 if (created == nil && [delegate respondsToSelector:@selector(webView:createWebViewWithRequest:)])
134 created = [delegate webView:view createWebViewWithRequest:request];
135 if (created == nil && [UIWebView instancesRespondToSelector:@selector(webView:createWebViewWithRequest:)])
136 created = [super webView:view createWebViewWithRequest:request];
137 return created;
138}*/
139
140// webView:addMessageToConsole: (X.Xx) {{{
141static void $UIWebViewWebViewDelegate$webView$addMessageToConsole$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, NSDictionary *message) {
142 UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
143 if ([uiWebView respondsToSelector:@selector(webView:addMessageToConsole:)])
144 [uiWebView webView:view addMessageToConsole:message];
145}
146
147- (void) webView:(WebView *)view addMessageToConsole:(NSDictionary *)message {
1ee69bb4 148 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 149 if ([delegate respondsToSelector:@selector(webView:addMessageToConsole:)])
150 [delegate webView:view addMessageToConsole:message];
151 if ([UIWebView instancesRespondToSelector:@selector(webView:addMessageToConsole:)])
152 [super webView:view addMessageToConsole:message];
153}
154// }}}
155// webView:decidePolicyForNavigationAction:request:frame:decisionListener: (2.0+) {{{
156- (void) webView:(WebView *)view decidePolicyForNavigationAction:(NSDictionary *)action request:(NSURLRequest *)request frame:(WebFrame *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
1ee69bb4 157 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 158 CYWebPolicyDecisionMediator *mediator([[[CYWebPolicyDecisionMediator alloc] initWithListener:listener] autorelease]);
159 if (![mediator decided] && [delegate respondsToSelector:@selector(webView:decidePolicyForNavigationAction:request:frame:decisionListener:)])
160 [delegate webView:view decidePolicyForNavigationAction:action request:request frame:frame decisionListener:mediator];
161 if (![mediator decided] && [UIWebView instancesRespondToSelector:@selector(webView:decidePolicyForNavigationAction:request:frame:decisionListener:)])
162 [super webView:view decidePolicyForNavigationAction:action request:request frame:frame decisionListener:mediator];
b73d8da0
JF		 163 if ([delegate respondsToSelector:@selector(webView:didDecidePolicy:forNavigationAction:request:frame:)])
164 [delegate webView:view didDecidePolicy:[mediator decision] forNavigationAction:action request:request frame:frame];
aa35fd7b
JF		 165 [mediator decide];
166}
167// }}}
168// webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener: (3.0+) {{{
169static void $UIWebViewWebViewDelegate$webView$decidePolicyForNewWindowAction$request$newFrameName$decisionListener$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, NSDictionary *action, NSURLRequest *request, NSString *frame, id<WebPolicyDecisionListener> listener) {
170 UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
171 if ([uiWebView respondsToSelector:@selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:)])
172 [uiWebView webView:view decidePolicyForNewWindowAction:action request:request newFrameName:frame decisionListener:listener];
173}
174
175- (void) webView:(WebView *)view decidePolicyForNewWindowAction:(NSDictionary *)action request:(NSURLRequest *)request newFrameName:(NSString *)frame decisionListener:(id<WebPolicyDecisionListener>)listener {
1ee69bb4 176 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 177 CYWebPolicyDecisionMediator *mediator([[[CYWebPolicyDecisionMediator alloc] initWithListener:listener] autorelease]);
178 if (![mediator decided] && [delegate respondsToSelector:@selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:)])
179 [delegate webView:view decidePolicyForNewWindowAction:action request:request newFrameName:frame decisionListener:mediator];
180 if (![mediator decided] && [UIWebView instancesRespondToSelector:@selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:)])
181 [super webView:view decidePolicyForNewWindowAction:action request:request newFrameName:frame decisionListener:mediator];
182 [mediator decide];
183}
184// }}}
185// webView:didClearWindowObject:forFrame: (3.2+) {{{
186static void $UIWebViewWebViewDelegate$webView$didClearWindowObject$forFrame$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, WebScriptObject *window, WebFrame *frame) {
187 UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
188 if ([uiWebView respondsToSelector:@selector(webView:didClearWindowObject:forFrame:)])
189 [uiWebView webView:view didClearWindowObject:window forFrame:frame];
190}
191
192- (void) webView:(WebView *)view didClearWindowObject:(WebScriptObject *)window forFrame:(WebFrame *)frame {
1ee69bb4 193 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 194 if ([delegate respondsToSelector:@selector(webView:didClearWindowObject:forFrame:)])
195 [delegate webView:view didClearWindowObject:window forFrame:frame];
196 if ([UIWebView instancesRespondToSelector:@selector(webView:didClearWindowObject:forFrame:)])
197 [super webView:view didClearWindowObject:window forFrame:frame];
198}
199// }}}
64ffa332
JF		 200// webView:didCommitLoadForFrame: (3.0+) {{{
201static void $UIWebViewWebViewDelegate$webView$didCommitLoadForFrame$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, WebFrame *frame) {
202 UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
203 if ([uiWebView respondsToSelector:@selector(webView:didCommitLoadForFrame:)])
204 [uiWebView webView:view didCommitLoadForFrame:frame];
205}
206
207- (void) webView:(WebView *)view didCommitLoadForFrame:(WebFrame *)frame {
208 id<CyteWebViewDelegate> delegate([self delegate]);
209 if ([delegate respondsToSelector:@selector(webView:didCommitLoadForFrame:)])
210 [delegate webView:view didCommitLoadForFrame:frame];
211 if ([UIWebView instancesRespondToSelector:@selector(webView:didCommitLoadForFrame:)])
212 [super webView:view didCommitLoadForFrame:frame];
213}
214// }}}
aa35fd7b
JF		 215// webView:didFailLoadWithError:forFrame: (2.0+) {{{
216- (void) webView:(WebView *)view didFailLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
1ee69bb4 217 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 218 if ([delegate respondsToSelector:@selector(webView:didFailLoadWithError:forFrame:)])
219 [delegate webView:view didFailLoadWithError:error forFrame:frame];
220 if ([UIWebView instancesRespondToSelector:@selector(webView:didFailLoadWithError:forFrame:)])
221 [super webView:view didFailLoadWithError:error forFrame:frame];
222}
223// }}}
224// webView:didFailProvisionalLoadWithError:forFrame: (2.0+) {{{
225- (void) webView:(WebView *)view didFailProvisionalLoadWithError:(NSError *)error forFrame:(WebFrame *)frame {
1ee69bb4 226 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 227 if ([delegate respondsToSelector:@selector(webView:didFailProvisionalLoadWithError:forFrame:)])
228 [delegate webView:view didFailProvisionalLoadWithError:error forFrame:frame];
229 if ([UIWebView instancesRespondToSelector:@selector(webView:didFailProvisionalLoadWithError:forFrame:)])
230 [super webView:view didFailProvisionalLoadWithError:error forFrame:frame];
231}
232// }}}
233// webView:didFinishLoadForFrame: (2.0+) {{{
234- (void) webView:(WebView *)view didFinishLoadForFrame:(WebFrame *)frame {
1ee69bb4 235 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 236 if ([delegate respondsToSelector:@selector(webView:didFinishLoadForFrame:)])
237 [delegate webView:view didFinishLoadForFrame:frame];
238 if ([UIWebView instancesRespondToSelector:@selector(webView:didFinishLoadForFrame:)])
239 [super webView:view didFinishLoadForFrame:frame];
240}
241// }}}
242// webView:didReceiveTitle:forFrame: (3.2+) {{{
243static void $UIWebViewWebViewDelegate$webView$didReceiveTitle$forFrame$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, NSString *title, WebFrame *frame) {
244 UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
245 if ([uiWebView respondsToSelector:@selector(webView:didReceiveTitle:forFrame:)])
246 [uiWebView webView:view didReceiveTitle:title forFrame:frame];
247}
248
249- (void) webView:(WebView *)view didReceiveTitle:(NSString *)title forFrame:(WebFrame *)frame {
1ee69bb4 250 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 251 if ([delegate respondsToSelector:@selector(webView:didReceiveTitle:forFrame:)])
252 [delegate webView:view didReceiveTitle:title forFrame:frame];
253 if ([UIWebView instancesRespondToSelector:@selector(webView:didReceiveTitle:forFrame:)])
254 [super webView:view didReceiveTitle:title forFrame:frame];
255}
256// }}}
257// webView:didStartProvisionalLoadForFrame: (2.0+) {{{
258- (void) webView:(WebView *)view didStartProvisionalLoadForFrame:(WebFrame *)frame {
1ee69bb4 259 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 260 if ([delegate respondsToSelector:@selector(webView:didStartProvisionalLoadForFrame:)])
261 [delegate webView:view didStartProvisionalLoadForFrame:frame];
262 if ([UIWebView instancesRespondToSelector:@selector(webView:didStartProvisionalLoadForFrame:)])
263 [super webView:view didStartProvisionalLoadForFrame:frame];
264}
265// }}}
754456f5
JF		 266// webView:resource:didCancelAuthenticationChallenge:fromDataSource: {{{
267- (void) webView:(WebView *)view resource:(id)identifier didCancelAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge fromDataSource:(WebDataSource *)source {
268 id<CyteWebViewDelegate> delegate([self delegate]);
269 if ([UIWebView respondsToSelector:@selector(webView:resource:didCancelAuthenticationChallenge:fromDataSource:)])
270 [super webView:view resource:identifier didCancelAuthenticationChallenge:challenge fromDataSource:source];
271 if ([delegate respondsToSelector:@selector(webView:resource:didCancelAuthenticationChallenge:fromDataSource:)])
272 [delegate webView:view resource:identifier didCancelAuthenticationChallenge:challenge fromDataSource:source];
273}
274// }}}
275// webView:resource:didReceiveAuthenticationChallenge:fromDataSource: {{{
276- (void) webView:(WebView *)view resource:(id)identifier didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge fromDataSource:(WebDataSource *)source {
277 id<CyteWebViewDelegate> delegate([self delegate]);
278 if ([UIWebView respondsToSelector:@selector(webView:resource:didReceiveAuthenticationChallenge:fromDataSource:)])
279 [super webView:view resource:identifier didReceiveAuthenticationChallenge:challenge fromDataSource:source];
280 if ([delegate respondsToSelector:@selector(webView:resource:didReceiveAuthenticationChallenge:fromDataSource:)])
281 [delegate webView:view resource:identifier didReceiveAuthenticationChallenge:challenge fromDataSource:source];
282}
283// }}}
aa35fd7b
JF		 284// webView:resource:willSendRequest:redirectResponse:fromDataSource: (3.2+) {{{
285static NSURLRequest *$UIWebViewWebViewDelegate$webView$resource$willSendRequest$redirectResponse$fromDataSource$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view, id identifier, NSURLRequest *request, NSURLResponse *response, WebDataSource *source) {
286 UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
287 if ([uiWebView respondsToSelector:@selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:)])
288 request = [uiWebView webView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
289 return request;
290}
291
292- (NSURLRequest *) webView:(WebView *)view resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
1ee69bb4 293 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 294 if ([UIWebView instancesRespondToSelector:@selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:)])
295 request = [super webView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
296 if ([delegate respondsToSelector:@selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:)])
297 request = [delegate webView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
92de61aa
JF		 298 return request;
299}
300// }}}
301// webThreadWebView:resource:willSendRequest:redirectResponse:fromDataSource: {{{
302- (NSURLRequest *) webThreadWebView:(WebView *)view resource:(id)identifier willSendRequest:(NSURLRequest *)request redirectResponse:(NSURLResponse *)response fromDataSource:(WebDataSource *)source {
303 id<CyteWebViewDelegate> delegate([self delegate]);
304 if ([UIWebView instancesRespondToSelector:@selector(webThreadWebView:resource:willSendRequest:redirectResponse:fromDataSource:)])
305 request = [super webThreadWebView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
306 if ([delegate respondsToSelector:@selector(webThreadWebView:resource:willSendRequest:redirectResponse:fromDataSource:)])
307 request = [delegate webThreadWebView:view resource:identifier willSendRequest:request redirectResponse:response fromDataSource:source];
aa35fd7b
JF		 308 return request;
309}
310// }}}
311// webView:runJavaScriptAlertPanelWithMessage:initiatedByFrame: (2.1+) {{{
312- (void) webView:(WebView *)view runJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
eea75e8f 313 [[self retain] autorelease];
1ee69bb4 314 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 315 if ([UIWebView instancesRespondToSelector:@selector(webView:runJavaScriptAlertPanelWithMessage:initiatedByFrame:)])
316 if (
317 ![delegate respondsToSelector:@selector(webView:shouldRunJavaScriptAlertPanelWithMessage:initiatedByFrame:)] ||
318 [delegate webView:view shouldRunJavaScriptAlertPanelWithMessage:message initiatedByFrame:frame]
319 )
320 [super webView:view runJavaScriptAlertPanelWithMessage:message initiatedByFrame:frame];
321}
322// }}}
323// webView:runJavaScriptConfirmPanelWithMessage:initiatedByFrame: (2.1+) {{{
324- (BOOL) webView:(WebView *)view runJavaScriptConfirmPanelWithMessage:(NSString *)message initiatedByFrame:(WebFrame *)frame {
eea75e8f 325 [[self retain] autorelease];
1ee69bb4 326 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 327 if ([UIWebView instancesRespondToSelector:@selector(webView:runJavaScriptConfirmPanelWithMessage:initiatedByFrame:)])
328 if (
329 ![delegate respondsToSelector:@selector(webView:shouldRunJavaScriptConfirmPanelWithMessage:initiatedByFrame:)] ||
330 [delegate webView:view shouldRunJavaScriptConfirmPanelWithMessage:message initiatedByFrame:frame]
331 )
332 return [super webView:view runJavaScriptConfirmPanelWithMessage:message initiatedByFrame:frame];
333 return NO;
334}
335// }}}
336// webView:runJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame: (2.1+) {{{
337- (NSString *) webView:(WebView *)view runJavaScriptTextInputPanelWithPrompt:(NSString *)prompt defaultText:(NSString *)text initiatedByFrame:(WebFrame *)frame {
eea75e8f 338 [[self retain] autorelease];
1ee69bb4 339 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 340 if ([UIWebView instancesRespondToSelector:@selector(webView:runJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame:)])
341 if (
342 ![delegate respondsToSelector:@selector(webView:shouldRunJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame:)] ||
343 [delegate webView:view shouldRunJavaScriptTextInputPanelWithPrompt:prompt defaultText:text initiatedByFrame:frame]
344 )
345 return [super webView:view runJavaScriptTextInputPanelWithPrompt:prompt defaultText:text initiatedByFrame:frame];
346 return nil;
347}
348// }}}
349// webViewClose: (3.2+) {{{
350static void $UIWebViewWebViewDelegate$webViewClose$(UIWebViewWebViewDelegate *self, SEL sel, WebView *view) {
351 UIWebView *uiWebView(MSHookIvar<UIWebView *>(self, "uiWebView"));
352 if ([uiWebView respondsToSelector:@selector(webViewClose:)])
353 [uiWebView webViewClose:view];
354}
355
356- (void) webViewClose:(WebView *)view {
1ee69bb4 357 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 358 if ([delegate respondsToSelector:@selector(webViewClose:)])
359 [delegate webViewClose:view];
360 if ([UIWebView instancesRespondToSelector:@selector(webViewClose:)])
361 [super webViewClose:view];
362}
363// }}}
364
365- (void) _updateViewSettings {
366 [super _updateViewSettings];
367
1ee69bb4 368 id<CyteWebViewDelegate> delegate([self delegate]);
aa35fd7b
JF		 369 if ([delegate respondsToSelector:@selector(webViewUpdateViewSettings:)])
370 [delegate webViewUpdateViewSettings:self];
371}
372
4bcafc01 373- (void) dispatchEvent:(NSString *)event {
31f9c8f7 374 [[self _documentView] dispatchEvent:event];
4bcafc01
JF		 375}
376
a713fcd3
JF		 377- (void) reloadFromOrigin {
378 [[[self _documentView] webView] reloadFromOrigin:nil];
379}
380
d821ecc1
JF		 381- (UIScrollView *) scrollView {
382 if ([self respondsToSelector:@selector(_scrollView)])
383 return [self _scrollView];
384 else if ([self respondsToSelector:@selector(_scroller)])
385 return (UIScrollView *) [self _scroller];
386 else return nil;
387}
388
3cf38067
JF		 389- (void) setNeedsLayout {
390 [super setNeedsLayout];
391
392 WebFrame *frame([[[self _documentView] webView] mainFrame]);
393 if ([frame respondsToSelector:@selector(setNeedsLayout)])
394 [frame setNeedsLayout];
395}
396
09865663
JF		 397- (NSURLRequest *) request {
398 WebFrame *frame([[[self _documentView] webView] mainFrame]);
399 return [([frame provisionalDataSource] ?: [frame dataSource]) request];
400}
401
baa2fba3
JF		 402@end
403
0291a3a6
JF		 404static void $UIWebViewWebViewDelegate$_clearUIWebView(UIWebViewWebViewDelegate *self, SEL sel) {
405 MSHookIvar<UIWebView *>(self, "uiWebView") = nil;
406}
407
baa2fba3 408__attribute__((__constructor__)) static void $() {
aa35fd7b
JF		 409 if (Class $UIWebViewWebViewDelegate = objc_getClass("UIWebViewWebViewDelegate")) {
410 class_addMethod($UIWebViewWebViewDelegate, @selector(webView:addMessageToConsole:), (IMP) &$UIWebViewWebViewDelegate$webView$addMessageToConsole$, "v16@0:4@8@12");
411 class_addMethod($UIWebViewWebViewDelegate, @selector(webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:), (IMP) &$UIWebViewWebViewDelegate$webView$decidePolicyForNewWindowAction$request$newFrameName$decisionListener$, "v28@0:4@8@12@16@20@24");
412 class_addMethod($UIWebViewWebViewDelegate, @selector(webView:didClearWindowObject:forFrame:), (IMP) &$UIWebViewWebViewDelegate$webView$didClearWindowObject$forFrame$, "v20@0:4@8@12@16");
64ffa332 413 class_addMethod($UIWebViewWebViewDelegate, @selector(webView:didCommitLoadForFrame:), (IMP) &$UIWebViewWebViewDelegate$webView$didCommitLoadForFrame$, "v16@0:4@8@12");
aa35fd7b
JF		 414 class_addMethod($UIWebViewWebViewDelegate, @selector(webView:didReceiveTitle:forFrame:), (IMP) &$UIWebViewWebViewDelegate$webView$didReceiveTitle$forFrame$, "v20@0:4@8@12@16");
415 class_addMethod($UIWebViewWebViewDelegate, @selector(webView:resource:willSendRequest:redirectResponse:fromDataSource:), (IMP) &$UIWebViewWebViewDelegate$webView$resource$willSendRequest$redirectResponse$fromDataSource$, "@28@0:4@8@12@16@20@24");
416 class_addMethod($UIWebViewWebViewDelegate, @selector(webViewClose:), (IMP) &$UIWebViewWebViewDelegate$webViewClose$, "v12@0:4@8");
0291a3a6 417 class_addMethod($UIWebViewWebViewDelegate, @selector(_clearUIWebView), (IMP) &$UIWebViewWebViewDelegate$_clearUIWebView, "v8@0:4");
aa35fd7b
JF		 418 }
419}
a3d01a76
JF		 420
421@implementation UIWebDocumentView (Cydia)
422
423- (void) _setScrollerOffset:(CGPoint)offset {
424 UIScroller *scroller([self _scroller]);
425
426 CGSize size([scroller contentSize]);
427 CGSize bounds([scroller bounds].size);
428
429 CGPoint max;
430 max.x = size.width - bounds.width;
431 max.y = size.height - bounds.height;
432
433 // wtf Apple?!
434 if (max.x < 0)
435 max.x = 0;
436 if (max.y < 0)
437 max.y = 0;
438
439 offset.x = offset.x < 0 ? 0 : offset.x > max.x ? max.x : offset.x;
440 offset.y = offset.y < 0 ? 0 : offset.y > max.y ? max.y : offset.y;
441
442 [scroller setOffset:offset];
443}
444
445@end
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