android中webView的一些使用

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WebSettings webSettings = mWebView.getSettings();webSettings.setBuiltInZoomControls(true);webSettings        .setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);//------------自适应屏幕, 支持缩放------------webSettings.setUseWideViewPort(true);webSettings.setLoadWithOverviewMode(true);//-------------------------------------------webSettings.setJavaScriptEnabled(true);webSettings.setSupportZoom(true);webSettings.setLightTouchEnabled(true);webSettings.setAllowFileAccess(true);webSettings.setDomStorageEnabled(true);if (0 == isTextWeb) {    /**设置页面文字和缩放大小，默认缩放值100%*/    webSettings.setTextZoom(240);}mWebView.setWebChromeClient(new WebChromeClient() {    @Override    public boolean onJsAlert(WebView view, String url, String message,                             JsResult result) {        return super.onJsAlert(view, url, message, result);    }    @Override    public void onReceivedTitle(WebView view, String title) {        super.onReceivedTitle(view, title);        //                if (0 == isProtocol) {        //                    tvTitle.setText("用户协议");        //                } else if (1 == isProtocol) {        //                    tvTitle.setText("隐私声明");        //                } else {        //                    tvTitle.setText(title);        //                }        tvTitle.setText(title);    }});mWebView.setDownloadListener(new DownloadListener() {    @Override    public void onDownloadStart(String url, String userAgent,                                String contentDisposition, String mimetype,                                long contentLength) {        Uri uri = Uri.parse(url);        Intent intent = new Intent(Intent.ACTION_VIEW, uri);        startActivity(intent);    }});mWebView.setWebViewClient(new WebViewClient() {    @Override    public boolean shouldOverrideUrlLoading(WebView view, String url) {        if (url.startsWith("http") || url.startsWith("https")) {            mWebView.loadUrl(url);            return true;        } else {            Intent intent = new Intent();            intent.setAction(Intent.ACTION_VIEW);            intent.setData(Uri.parse(url));            startActivity(intent);            return true;        }    }    @Override    public void onPageFinished(WebView view, String url) {        //                if (0 == isProtocol) {        //                    tvTitle.setText("用户协议");        //                } else if (1 == isProtocol) {        //                    tvTitle.setText("隐私声明");        //                } else {        //                    tvTitle.setText(view.getTitle());        //                }        tvTitle.setText(view.getTitle());    }});
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