mirror of
https://github.com/material-components/material-components-ios.git
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105 lines
3.8 KiB
Objective-C
105 lines
3.8 KiB
Objective-C
// Copyright 2016-present the Material Components for iOS authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import <UIKit/UIKit.h>
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#import "MaterialButtonBar.h"
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#import "MaterialColorScheme.h"
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#import "MaterialContainerScheme.h"
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#import "MaterialTypographyScheme.h"
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@interface ButtonBarTypicalUseExample : UIViewController
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@property(nonatomic, strong) MDCSemanticColorScheme *colorScheme;
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@property(nonatomic, strong) MDCTypographyScheme *typographyScheme;
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@property(nonatomic, strong) MDCContainerScheme *containerScheme;
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@end
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@implementation ButtonBarTypicalUseExample
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- (id)init {
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self = [super init];
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if (self) {
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_colorScheme =
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[[MDCSemanticColorScheme alloc] initWithDefaults:MDCColorSchemeDefaultsMaterial201804];
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_typographyScheme =
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[[MDCTypographyScheme alloc] initWithDefaults:MDCTypographySchemeDefaultsMaterial201804];
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MDCContainerScheme *containerScheme = [[MDCContainerScheme alloc] init];
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containerScheme.colorScheme = _colorScheme;
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containerScheme.typographyScheme = _typographyScheme;
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_containerScheme = containerScheme;
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self.title = @"Button Bar";
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}
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return self;
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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MDCButtonBar *buttonBar = [[MDCButtonBar alloc] init];
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buttonBar.backgroundColor = self.colorScheme.primaryColor;
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buttonBar.tintColor = self.colorScheme.onPrimaryColor;
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[buttonBar setButtonsTitleFont:self.typographyScheme.button forState:UIControlStateNormal];
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// MDCButtonBar ignores the style of UIBarButtonItem.
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UIBarButtonItemStyle ignored = UIBarButtonItemStyleDone;
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UIBarButtonItem *actionItem =
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[[UIBarButtonItem alloc] initWithTitle:@"Action"
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style:ignored
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target:self
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action:@selector(didTapActionButton:)];
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UIBarButtonItem *secondActionItem =
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[[UIBarButtonItem alloc] initWithTitle:@"Second action"
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style:ignored
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target:self
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action:@selector(didTapActionButton:)];
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buttonBar.items = @[ actionItem, secondActionItem ];
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// MDCButtonBar's sizeThatFits gives a "best-fit" size of the provided items.
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CGSize size = [buttonBar sizeThatFits:self.view.bounds.size];
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CGFloat x = (self.view.bounds.size.width - size.width) / 2;
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CGFloat y = self.view.bounds.size.height / 2 - size.height;
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buttonBar.frame = CGRectMake(x, y, size.width, size.height);
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buttonBar.autoresizingMask =
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(UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin |
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UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin);
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[self.view addSubview:buttonBar];
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// Ensure that the controller's view isn't transparent.
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self.view.backgroundColor = [UIColor colorWithWhite:(CGFloat)0.9 alpha:1];
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}
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#pragma mark - User actions
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- (void)didTapActionButton:(id)sender {
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NSLog(@"Did tap action item: %@", sender);
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}
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@end
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@implementation ButtonBarTypicalUseExample (CatalogByConvention)
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+ (NSDictionary *)catalogMetadata {
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return @{
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@"breadcrumbs" : @[ @"Button Bar", @"Button Bar" ],
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@"description" : @"The Button Bar is a view that represents a list of UIBarButtonItems as "
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@"horizontally-aligned buttons.",
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@"primaryDemo" : @NO,
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@"presentable" : @NO,
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};
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}
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@end
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