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MDCTabBarViewController.h
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MDCTabBarViewController.h
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// Copyright 2017-present the Material Components for iOS authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#import <UIKit/UIKit.h>
#import "MDCTabBar.h"
// TODO(b/151929968): Delete import of delegate headers when client code has been migrated to no
// longer import delegates as transitive dependencies.
#import "MDCTabBarControllerDelegate.h"
API_DEPRECATED_BEGIN("🤖👀 Use a branded MDCTabBarView instead. "
"See go/material-ios-tabs and go/material-ios-tabbar-migration for more info. "
"This has go/material-ios-migrations#scriptable-potential 🤖👀.",
ios(12, 12))
@protocol MDCTabBarControllerDelegate;
/** The animation duration for the animation tab bar hiding and showing. Defaults to 0.3 seconds. */
extern const CGFloat MDCTabBarViewControllerAnimationDuration;
/**
The MDCTabBarViewController class manages a set of view controllers, showing their UITabBarItems
as tappable items in a bottom MDCTabBar. When the user taps one of those items, the corresponding
view controller appears.
*/
__deprecated_msg(
"Use MDCTabBarView instead. See go/material-ios-tabbar-migration for more details.")
IB_DESIGNABLE @interface MDCTabBarViewController
: UIViewController<MDCTabBarDelegate, UIBarPositioningDelegate>
/** The tab bar controller's delegate. */
@property(nonatomic, weak, nullable) id<MDCTabBarControllerDelegate> delegate;
/**
The array of view controllers managed by the tab bar controller.
The currently selected view controller must be one of these.
*/
@property(nonatomic, nonnull, copy) NSArray<UIViewController *> *viewControllers;
/**
The currently selected view controller. Setting it switches without animation.
It must be one of the items in the view controllers array.
*/
@property(nonatomic, weak, nullable) UIViewController *selectedViewController;
/**
The tab bar which allows the user to switch between view controllers.
You can use this property to set colors but hide it, show it, and select
items in it using methods of this class.
*/
@property(nonatomic, readonly, nullable) MDCTabBar *tabBar;
/** Use this to show and hide the tab bar. Same as setTabBarHidden:animated:NO */
@property(nonatomic) BOOL tabBarHidden;
/** Use this to show and hide the tab bar. If animated, hides by panning the tab bar down. */
- (void)setTabBarHidden:(BOOL)hidden animated:(BOOL)animated;
/**
A block that is invoked when the @c MDCTabBarViewController receives a call to @c
traitCollectionDidChange:. The block is called after the call to the superclass.
*/
@property(nonatomic, copy, nullable) void (^traitCollectionDidChangeBlock)
(MDCTabBarViewController *_Nonnull tabBarViewController,
UITraitCollection *_Nullable previousTraitCollection);
@end
/** The delegate protocol for MDCTabBarViewController */
API_DEPRECATED_END