WebView页
2018-03-28 本文已影响0人
ljzza
import "DecorationCarQuestionViewController.h"
import <WebKit/WebKit.h>
@interface DecorationCarQuestionViewController ()<WKNavigationDelegate,WKUIDelegate>
@property(nonatomic,strong)WKWebView *webView;
@property(nonatomic,strong)WKWebViewConfiguration *wkWebConfig;
@end
@implementation DecorationCarQuestionViewController
-
(void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
self.naviTitle = @"Q&A";[self loadData];
}
-(void)loadData
{
[YGNetService YGPOST:@"SearchQA" parameters:@{} showLoadingView:NO scrollView:nil success:^(id responseObject) {
NSLog(@"%@",responseObject);
NSArray *array = [responseObject valueForKey:@"flist"];
NSString *htmlString;
if(array.count)
{
htmlString = [array[0] valueForKey:@"qaNum"];
}
else
{
htmlString = @"";
}
//以下代码适配大小
NSString *jScript = @"var meta = document.createElement('meta'); meta.setAttribute('name', 'viewport'); meta.setAttribute('content', 'width=device-width'); document.getElementsByTagName('head')[0].appendChild(meta);";
WKUserScript *wkUScript = [[WKUserScript alloc] initWithSource:jScript injectionTime:WKUserScriptInjectionTimeAtDocumentEnd forMainFrameOnly:YES];
WKUserContentController *wkUController = [[WKUserContentController alloc] init];
[wkUController addUserScript:wkUScript];
self.wkWebConfig = [[WKWebViewConfiguration alloc] init];
self.wkWebConfig.userContentController = wkUController;
_webView = [[WKWebView alloc]initWithFrame:CGRectMake(0, 0, YGScreenWidth, YGScreenHeight) configuration:self.wkWebConfig];
_webView.UIDelegate = self;
_webView.navigationDelegate = self;
_webView.scrollView.alwaysBounceVertical = YES;
[self.view addSubview:_webView];
_webView.backgroundColor = [UIColor whiteColor];
_webView.opaque = NO;
// [_webView setBackgroundColor:[UIColor colorWithPatternImage:[UIImage imageNamed:@"webbg.png"]]];
_webView.scrollView.showsHorizontalScrollIndicator = NO;
[_webView loadHTMLString: [NSString stringWithFormat:
@"<html> \n"
"<head> <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no\">\n"
"<style type=\"text/css\"> \n"
"max-width:100%%"
"</style> \n"
"</head> \n"
"<body>%@</body> \n"
"</html>",htmlString
] baseURL:nil];
} failure:^(NSError *error) {
}];
}
// 页面开始加载时调用
- (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation
{
// [self loadData];
}
// 当内容开始返回时调用 - (void)webView:(WKWebView *)webView didCommitNavigation:(WKNavigation *)navigation
{
}
// 页面加载完成之后调用
- (void)webView:(WKWebView *)webView didFinishNavigation:(null_unspecified WKNavigation *)navigation {
// 禁止放大缩小
NSString *injectionJSString = @"var script = document.createElement('meta');"
"script.name = 'viewport';"
"script.content="width=device-width, initial-scale=1.0,maximum-scale=1.0, minimum-scale=1.0, user-scalable=no";"
"document.getElementsByTagName('head')[0].appendChild(script);";
[webView evaluateJavaScript:injectionJSString completionHandler:nil];
}
// 页面加载失败时调用 - (void)webView:(WKWebView *)webView didFailProvisionalNavigation:(WKNavigation *)navigation
{
}
