mirror of
https://github.com/material-components/material-components-ios.git
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2a96682230
* [Themes] Remove unnecessary imports. * [TextFields] Remove unnecessary imports. * [Typography] Do not use an umbrella header inside of a component. * [Snackbar] Do not use self umbrella header. * [ActivityIndicator] Do not use self umbrella header. * [AppBar] Use umbrella headers. * [AppBar] Remove self import header. * [ButtonBar] Removed self umbrella header imports. * [Buttons] Removed self umbrella header imports. * [Collections] Update imports. * [Dialogs] Moved import into an m file. * [Collections] Fixed imports. * [FeatureHighlight] Removed self umbrealla imports. * [HeaderStackView] Reordered imports. * [Ink] Replaced imports with forward declarations. * [Slider] Replaced self umbrella import use. * [Snackbar] Removed self umbrella header import. * [Tabs] Changed math import. Replaced self umbrella header import. * [Icons] Removed unnecessary imports. * [Overlay] Replaced umbrella header import. * [ShapeLibrary] Replace Shapes imports with an umbrella header. * [Shapes] Replaced imports with forward declarations. * [AppBar] Replace import with a forward declaration. * [Examples] Updated imports. * Fixed conflicting imports * Added space between different import categories
136 lines
4.9 KiB
Objective-C
136 lines
4.9 KiB
Objective-C
/*
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Copyright 2016-present the Material Components for iOS authors. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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#import <UIKit/UIKit.h>
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#import "MaterialAppBar.h"
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#import "MaterialButtons.h"
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#import "MaterialCollections.h"
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#import "MaterialTabs.h"
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#import "supplemental/TabBarTextOnlyExampleSupplemental.h"
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@implementation TabBarTextOnlyExample
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- (id)initWithCollectionViewLayout:(UICollectionViewLayout *)layout {
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self = [super initWithCollectionViewLayout:layout];
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if (self) {
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[self setupExampleViews:@[@"Change Alignment", @"Toggle Case", @"Clear Selection"]];
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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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[self loadTabBar];
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self.appBar.headerStackView.bottomBar = self.tabBar;
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}
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#pragma mark - Action
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- (void)toggleCase:(id)sender {
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self.tabBar.displaysUppercaseTitles = !self.tabBar.displaysUppercaseTitles;
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}
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- (void)clearSelection:(id)sender {
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self.tabBar.selectedItem = nil;
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}
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#pragma mark - Private
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- (void)loadTabBar {
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const CGRect bounds = self.view.bounds;
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// Long tab bar with lots of items of varying length. Also demonstrates configurable accent color.
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self.tabBar =
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[[MDCTabBar alloc] initWithFrame:CGRectMake(0, 0, CGRectGetWidth(bounds) - 20.0f, 0)];
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self.tabBar.items = @[
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[[UITabBarItem alloc] initWithTitle:@"This Is" image:nil tag:0],
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[[UITabBarItem alloc] initWithTitle:@"A" image:nil tag:0],
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[[UITabBarItem alloc] initWithTitle:@"Tab Bar" image:nil tag:0],
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[[UITabBarItem alloc] initWithTitle:@"With" image:nil tag:0],
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[[UITabBarItem alloc] initWithTitle:@"A Variety of Titles of Varying Length That Might Be Long"
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image:nil
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tag:0],
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];
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// Give change the selected item tint color and the tab bar tint color. For other color properties
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// rely on the UIAppearance proxy.
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self.tabBar.selectedItemTintColor = [UIColor whiteColor];
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self.tabBar.tintColor = [UIColor colorWithWhite:1.0f alpha:0.5f];
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self.tabBar.autoresizingMask =
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UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleBottomMargin;
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[self.tabBar sizeToFit];
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}
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- (void)changeAlignment:(id)sender {
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UIAlertController *sheet =
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[UIAlertController alertControllerWithTitle:nil
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message:nil
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preferredStyle:UIAlertControllerStyleActionSheet];
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[sheet addAction:[UIAlertAction actionWithTitle:@"Leading"
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *_Nonnull action) {
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[self setAlignment:MDCTabBarAlignmentLeading];
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}]];
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[sheet addAction:[UIAlertAction actionWithTitle:@"Center"
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *_Nonnull action) {
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[self setAlignment:MDCTabBarAlignmentCenter];
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}]];
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[sheet addAction:[UIAlertAction actionWithTitle:@"Justified"
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *_Nonnull action) {
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[self setAlignment:MDCTabBarAlignmentJustified];
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}]];
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[sheet addAction:[UIAlertAction actionWithTitle:@"Selected Center"
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style:UIAlertActionStyleDefault
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handler:^(UIAlertAction *_Nonnull action) {
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[self setAlignment:MDCTabBarAlignmentCenterSelected];
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}]];
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[self presentViewController:sheet animated:YES completion:nil];
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}
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- (void)setAlignment:(MDCTabBarAlignment)alignment {
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[self.tabBar setAlignment:alignment animated:YES];
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}
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#pragma mark - Options in Collection View
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- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
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[super collectionView:collectionView didSelectItemAtIndexPath:indexPath];
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switch (indexPath.row) {
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case 0:
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[self changeAlignment:collectionView];
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break;
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case 1:
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[self toggleCase:collectionView];
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break;
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case 2:
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[self clearSelection:collectionView];
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break;
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default:
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// Unsupported
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break;
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}
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}
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@end
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