android webView适配

  webView = findViewById(R.id.webView);

        WebSettings settings = webView.getSettings();
        // 设置WebView支持JavaScript
        settings.setJavaScriptEnabled(true);
        //支持自动适配
        settings.setUseWideViewPort(true);
        settings.setLoadWithOverviewMode(true);
        settings.setSupportZoom(true);  //支持放大缩小
        settings.setBuiltInZoomControls(true); //显示缩放按钮
        settings.setBlockNetworkImage(true);// 把图片加载放在最后来加载渲染
        settings.setAllowFileAccess(true); // 允许访问文件
        settings.setSaveFormData(true);
        settings.setGeolocationEnabled(true);
        settings.setDomStorageEnabled(true);
        settings.setJavaScriptCanOpenWindowsAutomatically(true);/// 支持通过JS打开新窗口
        settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
        settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);
        //设置不让其跳转浏览器
        webView.setWebViewClient(new WebViewClient() {
            @Override
            public boolean shouldOverrideUrlLoading(WebView view, String url) {
                return false;
            }
        });

        // 添加客户端支持
        webView.setWebChromeClient(new WebChromeClient());
//        mWebView.loadUrl(TEXTURL);

       //不加这个图片显示不出来
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP) {
            webView.getSettings().setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
        }
        webView.getSettings().setBlockNetworkImage(false);

//允许cookie 不然有的网站无法登陆
CookieManager mCookieManager = CookieManager.getInstance();
        mCookieManager.setAcceptCookie(true);
        mCookieManager.setAcceptThirdPartyCookies(webView, true);

        webView.loadUrl(URL);