Index: ios/chrome/browser/tabs/tab_model_observers_bridge.mm |
diff --git a/ios/chrome/browser/tabs/tab_model_observers_bridge.mm b/ios/chrome/browser/tabs/tab_model_observers_bridge.mm |
new file mode 100644 |
index 0000000000000000000000000000000000000000..76da2fca4ceb8226007b996089055235f28f7442 |
--- /dev/null |
+++ b/ios/chrome/browser/tabs/tab_model_observers_bridge.mm |
@@ -0,0 +1,78 @@ |
+// Copyright 2017 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#import "ios/chrome/browser/tabs/tab_model_observers_bridge.h" |
+ |
+#include "base/logging.h" |
+#import "ios/chrome/browser/tabs/legacy_tab_helper.h" |
+#import "ios/chrome/browser/tabs/tab_model.h" |
+#import "ios/chrome/browser/tabs/tab_model_observers.h" |
+ |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
+@implementation TabModelObserversBridge { |
+ __weak TabModel* _tabModel; |
+ __weak TabModelObservers* _tabModelObservers; |
+} |
+ |
+- (instancetype)initWithTabModel:(TabModel*)tabModel |
+ tabModelObservers:(TabModelObservers*)tabModelObservers { |
+ DCHECK(tabModel); |
+ DCHECK(tabModelObservers); |
+ if ((self = [super init])) { |
+ _tabModel = tabModel; |
+ _tabModelObservers = tabModelObservers; |
+ } |
+ return self; |
+} |
+ |
+#pragma mark WebStateListObserving |
+ |
+- (void)webStateList:(WebStateList*)webStateList |
+ didInsertWebState:(web::WebState*)webState |
+ atIndex:(int)index { |
+ DCHECK_GE(index, 0); |
+ [_tabModelObservers tabModel:_tabModel |
+ didInsertTab:LegacyTabHelper::GetTabForWebState(webState) |
+ atIndex:static_cast<NSUInteger>(index) |
+ inForeground:NO]; |
+ [_tabModelObservers tabModelDidChangeTabCount:_tabModel]; |
+} |
+ |
+- (void)webStateList:(WebStateList*)webStateList |
+ didMoveWebState:(web::WebState*)webState |
+ fromIndex:(int)fromIndex |
+ toIndex:(int)toIndex { |
+ DCHECK_GE(fromIndex, 0); |
+ DCHECK_GE(toIndex, 0); |
+ [_tabModelObservers tabModel:_tabModel |
+ didMoveTab:LegacyTabHelper::GetTabForWebState(webState) |
+ fromIndex:static_cast<NSUInteger>(fromIndex) |
+ toIndex:static_cast<NSUInteger>(toIndex)]; |
+} |
+ |
+- (void)webStateList:(WebStateList*)webStateList |
+ didReplaceWebState:(web::WebState*)oldWebState |
+ withWebState:(web::WebState*)newWebState |
+ atIndex:(int)index { |
+ DCHECK_GE(index, 0); |
+ [_tabModelObservers tabModel:_tabModel |
+ didReplaceTab:LegacyTabHelper::GetTabForWebState(oldWebState) |
+ withTab:LegacyTabHelper::GetTabForWebState(newWebState) |
+ atIndex:static_cast<NSUInteger>(index)]; |
+} |
+ |
+- (void)webStateList:(WebStateList*)webStateList |
+ didDetachWebState:(web::WebState*)webState |
+ atIndex:(int)index { |
+ DCHECK_GE(index, 0); |
+ [_tabModelObservers tabModel:_tabModel |
+ didRemoveTab:LegacyTabHelper::GetTabForWebState(webState) |
+ atIndex:static_cast<NSUInteger>(index)]; |
+ [_tabModelObservers tabModelDidChangeTabCount:_tabModel]; |
+} |
+ |
+@end |