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Unified Diff: ios/chrome/browser/ui/bookmarks/undo_manager_wrapper.mm

Issue 2588713002: Upstream Chrome on iOS source code [4/11]. (Closed)
Patch Set: Created 4 years ago
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Index: ios/chrome/browser/ui/bookmarks/undo_manager_wrapper.mm
diff --git a/ios/chrome/browser/ui/bookmarks/undo_manager_wrapper.mm b/ios/chrome/browser/ui/bookmarks/undo_manager_wrapper.mm
new file mode 100644
index 0000000000000000000000000000000000000000..2dbe79f6d227f536e1b441fde063dc10e903e2c3
--- /dev/null
+++ b/ios/chrome/browser/ui/bookmarks/undo_manager_wrapper.mm
@@ -0,0 +1,72 @@
+// Copyright 2014 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.
+
+#include "ios/chrome/browser/ui/bookmarks/undo_manager_wrapper.h"
+
+#include <memory>
+
+#include "components/undo/bookmark_undo_service.h"
+#include "components/undo/undo_manager.h"
+#include "ios/chrome/browser/browser_state/chrome_browser_state.h"
+#include "ios/chrome/browser/ui/bookmarks/undo_manager_bridge_observer.h"
+#include "ios/chrome/browser/undo/bookmark_undo_service_factory.h"
+
+@interface UndoManagerWrapper ()<UndoManagerBridgeObserver> {
+ std::unique_ptr<bookmarks::UndoManagerBridge> _bridge;
+}
+@property(nonatomic, assign) UndoManager* undoManager;
+@property(nonatomic, assign) BOOL hasUndoManagerChanged;
+@end
+
+@implementation UndoManagerWrapper
+@synthesize hasUndoManagerChanged = _hasUndoManagerChanged;
+@synthesize undoManager = _undoManager;
+
+- (id)init {
+ NOTREACHED();
+ return nil;
+}
+
+- (instancetype)initWithBrowserState:(ios::ChromeBrowserState*)browserState {
+ self = [super init];
+ if (self) {
+ _undoManager =
+ ios::BookmarkUndoServiceFactory::GetForBrowserState(browserState)
+ ->undo_manager();
+ _bridge.reset(new bookmarks::UndoManagerBridge(self));
+ _undoManager->AddObserver(_bridge.get());
+ }
+ return self;
+}
+
+- (void)dealloc {
+ _undoManager->RemoveObserver(_bridge.get());
+ [super dealloc];
+}
+
+#pragma mark - Public Methods
+
+- (void)startGroupingActions {
+ self.undoManager->StartGroupingActions();
+}
+
+- (void)stopGroupingActions {
+ self.undoManager->EndGroupingActions();
+}
+
+- (void)resetUndoManagerChanged {
+ self.hasUndoManagerChanged = NO;
+}
+
+- (void)undo {
+ self.undoManager->Undo();
+}
+
+#pragma mark - UndoManagerBridgeObserver
+
+- (void)undoManagerChanged {
+ self.hasUndoManagerChanged = YES;
+}
+
+@end
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