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2181084272
Removes the need to copy-paste stanzas from other files anymore as we'll rely on #4478 to generate the correct stanza for us instead. This was an automated change generated by running a find-and-replace regular expression: ``` /\* Copyright ([0-9]+)-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\. \*/ ``` ``` /\* Copyright ([0-9]+)-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\. \*/ ``` ``` /\* Copyright ([0-9]+)-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\. \*/ ``` ``` // Copyright $1-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. ```
151 lines
5.7 KiB
Objective-C
151 lines
5.7 KiB
Objective-C
// Copyright 2018-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 <WebKit/WebKit.h>
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#import "MaterialAppBar.h"
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#import "MaterialAppBar+ColorThemer.h"
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#import "MaterialAppBar+TypographyThemer.h"
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// This demonstrates that a WKWebView with minimal content as the tracking scroll view is not able
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// to scroll as expected. This requires enabling useAdditionalSafeAreaInsetsForWebKitScrollViews
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// and adjusting the frame of the web view on pre-iOS 11 devices by using the topLayoutGuide.
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@interface AppBarWKWebViewSmallContentExample : UIViewController
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@property(nonatomic, strong) MDCAppBar *appBar;
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@property(nonatomic, strong) MDCSemanticColorScheme *colorScheme;
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@property(nonatomic, strong) MDCTypographyScheme *typographyScheme;
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@end
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@implementation AppBarWKWebViewSmallContentExample
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- (void)dealloc {
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// Required for pre-iOS 11 devices because we've enabled observesTrackingScrollViewScrollEvents.
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self.appBar.headerViewController.headerView.trackingScrollView = nil;
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}
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- (id)init {
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self = [super init];
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if (self) {
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self.title = @"App Bar";
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_appBar = [[MDCAppBar alloc] init];
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_appBar.inferTopSafeAreaInsetFromViewController = YES;
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_appBar.headerViewController.topLayoutGuideViewController = self;
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_appBar.headerViewController.headerView.minMaxHeightIncludesSafeArea = NO;
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_appBar.headerViewController.headerView.observesTrackingScrollViewScrollEvents = YES;
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// Fixes the WKWebView contentSize.height bug on iOS 11+.
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_appBar.headerViewController.useAdditionalSafeAreaInsetsForWebKitScrollViews = YES;
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[self addChildViewController:_appBar.headerViewController];
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_appBar.navigationBar.inkColor = [UIColor colorWithWhite:0.9f alpha:0.1f];
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self.colorScheme = [[MDCSemanticColorScheme alloc] init];
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self.typographyScheme = [[MDCTypographyScheme alloc] init];
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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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[MDCAppBarColorThemer applySemanticColorScheme:self.colorScheme toAppBar:_appBar];
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[MDCAppBarTypographyThemer applyTypographyScheme:self.typographyScheme toAppBar:_appBar];
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[self setNeedsStatusBarAppearanceUpdate];
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WKWebViewConfiguration *config = [[WKWebViewConfiguration alloc] init];
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WKWebView *webView = [[WKWebView alloc] initWithFrame:self.view.bounds configuration:config];
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[self.view addSubview:webView];
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[webView loadHTMLString:@"<html>\n<head></head><body>Hi</body></html>" baseURL:nil];
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if (@available(iOS 11.0, *)) {
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// No need to do anything - additionalSafeAreaInsets will inset our content.
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webView.autoresizingMask = (UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight);
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} else {
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// Fixes the WKWebView contentSize.height bug pre-iOS 11.
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webView.translatesAutoresizingMaskIntoConstraints = NO;
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[NSLayoutConstraint activateConstraints:
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@[[NSLayoutConstraint constraintWithItem:webView
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attribute:NSLayoutAttributeTop
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relatedBy:NSLayoutRelationEqual
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toItem:self.topLayoutGuide
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attribute:NSLayoutAttributeBottom
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multiplier:1.0
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constant:0],
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[NSLayoutConstraint constraintWithItem:webView
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attribute:NSLayoutAttributeBottom
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeBottom
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multiplier:1.0
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constant:0],
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[NSLayoutConstraint constraintWithItem:webView
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attribute:NSLayoutAttributeLeft
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeLeft
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multiplier:1.0
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constant:0],
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[NSLayoutConstraint constraintWithItem:webView
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attribute:NSLayoutAttributeRight
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relatedBy:NSLayoutRelationEqual
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toItem:self.view
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attribute:NSLayoutAttributeRight
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multiplier:1.0
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constant:0]
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]];
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}
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self.appBar.headerViewController.headerView.trackingScrollView = webView.scrollView;
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[self.appBar addSubviewsToParent];
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}
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- (UIViewController *)childViewControllerForStatusBarHidden {
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return self.appBar.headerViewController;
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}
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- (UIViewController *)childViewControllerForStatusBarStyle {
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return self.appBar.headerViewController;
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}
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- (void)viewWillAppear:(BOOL)animated {
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[super viewWillAppear:animated];
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[self.navigationController setNavigationBarHidden:YES animated:animated];
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}
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@end
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@implementation AppBarWKWebViewSmallContentExample (CatalogByConvention)
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+ (NSDictionary *)catalogMetadata {
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return @{
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@"breadcrumbs": @[ @"App Bar", @"WKWebView small content" ],
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@"primaryDemo": @NO,
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@"presentable": @NO,
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};
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}
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- (BOOL)catalogShouldHideNavigation {
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return YES;
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}
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@end
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