47 lines
1.3 KiB
Objective-C
47 lines
1.3 KiB
Objective-C
//
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// KBURLOpenBridge.m
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//
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#import "KBURLOpenBridge.h"
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#import <objc/message.h>
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@implementation KBURLOpenBridge
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+ (BOOL)openURLViaResponder:(NSURL *)url from:(UIResponder *)start {
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#if KB_URL_BRIDGE_ENABLE
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if (!url || !start) return NO;
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SEL sel = NSSelectorFromString(@"openURL:");
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UIResponder *responder = start;
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while (responder) {
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@try {
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if ([responder respondsToSelector:sel]) {
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// 尽量按签名调用；若失败则回退 performSelector
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BOOL handled = NO;
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// 尝试 (BOOL)openURL:(NSURL *)
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BOOL (*funcBool)(id, SEL, NSURL *) = (BOOL (*)(id, SEL, NSURL *))objc_msgSend;
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if (funcBool) {
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handled = funcBool(responder, sel, url);
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} else {
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
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[responder performSelector:sel withObject:url];
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handled = YES;
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#pragma clang diagnostic pop
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}
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return handled;
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}
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} @catch (__unused NSException *e) {
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// ignore and continue
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}
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responder = responder.nextResponder;
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}
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return NO;
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#else
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(void)url; (void)start;
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return NO;
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#endif
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}
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@end
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