erpsuiteios/Apex Mobile/Apex Mobile/DetailCellWeb.m

//
//  DetailCellWeb.m
//  Apex Mobile
//
//  Created by Ray on 14-3-7.
//  Copyright (c) 2014年 United Software Applications, Inc. All rights reserved.
//

#import "DetailCellWeb.h"

@implementation DetailCellWeb

- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if (self) {
        // Initialization code
    }
    return self;
}
- (id)init
{
    self = [super init];
    if(self)
    {
        
            WKWebViewConfiguration *configuration = [[WKWebViewConfiguration alloc] init];
            
            WKPreferences *preferences = [WKPreferences new];
            preferences.javaScriptCanOpenWindowsAutomatically = YES;
        //    preferences.minimumFontSize = 40.0;
            
            configuration.preferences = preferences;
            
            self.webView = [[WKWebView alloc] initWithFrame:self.bounds configuration:configuration];
//            self.webView.UIDelegate = self;
//            self.wkwebView.navigationDelegate = self;
            self.webView.scrollView.bounces = false;
            [self addSubview:self.webView];
            
//            __weak typeof(self) weakSelf = self;
//            [self.webView.scrollView setEmptyContentViewBackgroupColor:UIColor.whiteColor];
//            self.webView.scrollView.emptyView = [RAEmptyView emptyViewWithTitle:@"can not reach the server.\ntap to reload" clickHandler:^(id sender) {
//                [weakSelf LoadFromURL:weakSelf.url];
//            }];
            
        
        
        

    }
    return self;
}
- (void)setSelected:(BOOL)selected animated:(BOOL)animated
{
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

- (void)willMoveToSuperview:(UIView *)newSuperview {
    
    
    
//    NSString* source = @"var meta = document.createElement('meta');meta.name = 'viewport';meta.content = 'width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no';var head = document.getElementsByTagName('head')[0];head.appendChild(meta);";
//    WKUserScript * script= [[WKUserScript alloc] initWithSource:source injectionTime:WKUserScriptInjectionTimeAtDocumentEnd forMainFrameOnly:true];
////    WKUserContentController* cc = [[WKUserContentController alloc] init];
//    [self.webView.configuration.userContentController addUserScript:script];
    
//    let userContentController: WKUserContentController = WKUserContentController()
//    let conf = WKWebViewConfiguration()
//    conf.userContentController = userContentController
//    userContentController.addUserScript(script)
    
    
    if (newSuperview) {
        
            NSString* source = @"var meta = document.createElement('meta');meta.name = 'viewport';meta.content = 'width=device-width, initial-scale=1.0, maximum-scale=1.0 user-scalable=no';var head = document.getElementsByTagName('head')[0];head.appendChild(meta);";
            WKUserScript * script= [[WKUserScript alloc] initWithSource:source injectionTime:WKUserScriptInjectionTimeAtDocumentEnd forMainFrameOnly:true];

            [self.webView.configuration.userContentController addUserScript:script];
        
        
        NSKeyValueObservingOptions options = NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld;
        [self.webView.scrollView addObserver:self forKeyPath:@"contentSize" options:options context:nil];
    } else {
        [self.webView.scrollView removeObserver:self forKeyPath:@"contentSize"];
    }
}

- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
    
    if ([keyPath isEqualToString:@"contentSize"]) {
        
//        NSLog(@"contentSize");
        
//        CGSize old = [change[@"old"] CGSizeValue];
        CGSize new = [change[@"new"] CGSizeValue];
        
        if (new.height != 0) {
            self.webView.scrollView.contentSize = CGSizeMake(new.width, 0);
        }
        
    }
}

- (void)prepareForReuse {
    [self.webView stopLoading];
    [super prepareForReuse];
}

@end