android.webkit.WebSettings#setLayoutAlgorithm ( )源码实例Demo

下面列出了android.webkit.WebSettings#setLayoutAlgorithm ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： YCCustomText 文件： WebDataActivity.java

public void initWebView(String data) {
        WebView mWebView = findViewById(R.id.showdiarys);
        WebSettings settings = mWebView.getSettings();

        //settings.setUseWideViewPort(true);//调整到适合webview的大小，不过尽量不要用，有些手机有问题
        settings.setLoadWithOverviewMode(true);//设置WebView是否使用预览模式加载界面。
        mWebView.setVerticalScrollBarEnabled(false);//不能垂直滑动
        mWebView.setHorizontalScrollBarEnabled(false);//不能水平滑动
        settings.setTextSize(WebSettings.TextSize.NORMAL);//通过设置WebSettings，改变HTML中文字的大小
        settings.setJavaScriptCanOpenWindowsAutomatically(true);//支持通过JS打开新窗口
        //设置WebView属性，能够执行Javascript脚本
        mWebView.getSettings().setJavaScriptEnabled(true);//设置js可用
        mWebView.setWebViewClient(new WebViewClient());
        mWebView.addJavascriptInterface(new AndroidJavaScript(getApplication()), "android");//设置js接口
        settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);//支持内容重新布局


/******  22222222  ***********************************************************************/
        data = "</Div><head><style>img{ width:100% !important;}</style></head>" + data;//给图片设置一个样式，宽满屏
/******  2222222222  ***********************************************************************/

        mWebView.loadDataWithBaseURL(null, data, "text/html", "utf-8", null);
    }

源代码2 项目： RichWebList 文件： BaseWebView.java

private void initWebViewSettings() {
	WebSettings webSetting = this.getSettings();
	webSetting.setJavaScriptEnabled(true);
	webSetting.setJavaScriptCanOpenWindowsAutomatically(true);
	webSetting.setAllowFileAccess(true);
	webSetting.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
	webSetting.setSupportZoom(true);
	webSetting.setBuiltInZoomControls(true);
	webSetting.setUseWideViewPort(true);
	webSetting.setSupportMultipleWindows(true);
	// webSetting.setLoadWithOverviewMode(true);
	webSetting.setAppCacheEnabled(true);
	// webSetting.setDatabaseEnabled(true);
	webSetting.setDomStorageEnabled(true);
	webSetting.setGeolocationEnabled(true);
	webSetting.setAppCacheMaxSize(Long.MAX_VALUE);
	// webSetting.setPageCacheCapacity(IX5WebSettings.DEFAULT_CACHE_CAPACITY);
	webSetting.setPluginState(WebSettings.PluginState.ON_DEMAND);
	// webSetting.setRenderPriority(WebSettings.RenderPriority.HIGH);
	webSetting.setCacheMode(WebSettings.LOAD_NO_CACHE);

	// this.getSettingsExtension().setPageCacheCapacity(IX5WebSettings.DEFAULT_CACHE_CAPACITY);//extension
	// settings 的设计
}

源代码3 项目： NestedTouchScrollingLayout 文件： WebViewFragment.java

private void initWebSettings() {
    WebSettings settings = this.mWebView.getSettings();
    settings.setJavaScriptEnabled(true);
    settings.setUseWideViewPort(true);
    settings.setLoadWithOverviewMode(true);
    settings.setSupportZoom(false);
    settings.setDisplayZoomControls(false);
    settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NORMAL);
    settings.supportMultipleWindows();
    settings.setSupportMultipleWindows(true);
    settings.setDomStorageEnabled(true);
    settings.setDatabaseEnabled(true);
    settings.setAppCacheEnabled(true);
    settings.setAppCachePath(this.mWebView.getContext().getCacheDir().getAbsolutePath());
    settings.setAllowFileAccess(true);
    settings.setLoadsImagesAutomatically(true);

    settings.setDefaultTextEncodingName("UTF-8");
}

源代码4 项目： GankGirl 文件： WebActivity.java

@Override
protected void initView() {
    mUrl = getIntent().getStringExtra(Constants.EXTRA_URL);
    mTitle = getIntent().getStringExtra(Constants.EXTRA_TITLE);
    getToolbar().setTitle(mUrl);

    WebSettings ws = webView.getSettings();

    ws.setJavaScriptEnabled(true);
    ws.setLoadWithOverviewMode(true);
    ws.setAppCacheEnabled(true);
    ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);
    ws.setSupportZoom(true);
    webView.setWebChromeClient(new webChromeClient());
    webView.setWebViewClient(new webViewClient());
    webView.loadUrl(mUrl);

}

源代码5 项目： MousePaint 文件： WebActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_web);
    ButterKnife.bind(this);
    StatusBarCompat.compat(this, getResources().getColor(R.color.black_tran));
    mContext = this;
    mUrl = getIntent().getStringExtra(EXTRA_URL);
    Log.i("url","url----->"+mUrl);
    mTitle = getIntent().getStringExtra(EXTRA_TITLE);

    WebSettings settings = mWebView.getSettings();
    settings.setJavaScriptEnabled(true);
    settings.setLoadWithOverviewMode(true);
    settings.setAppCacheEnabled(true);
    settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);
    settings.setSupportZoom(true);
    mWebView.setWebChromeClient(new ChromeClient());
    mWebView.setWebViewClient(new MyWebClient());

    mWebView.loadUrl(mUrl);

}

源代码6 项目： travelguide 文件： ArticleInfoDetailFragment.java

@Override
public void onPageFinished(WebView view, String url)
{
  super.onPageFinished(view, url);

  // Fix java.lang.NullPointerException at:
  // android.view.animation.AnimationUtils.loadAnimation(AnimationUtils.java:71)
  final Context context = getActivity();
  if (shouldAnimate(url, context))
  {
    Utils.fadeOut(context, mProgressContainer);
    Utils.fadeIn(context, mWebView);
  }

  // If picture enable zoom, else disable
  final WebSettings ws = mWebView.getSettings();

  final boolean isPicture = Utils.isPictUrl(url);
  ws.setBuiltInZoomControls(isPicture);
  ws.setSupportZoom(isPicture);
  ws.setLoadWithOverviewMode(isPicture);
  ws.setLayoutAlgorithm(isPicture ? LayoutAlgorithm.SINGLE_COLUMN : LayoutAlgorithm.NARROW_COLUMNS);
  ws.setUseWideViewPort(isPicture);
}

源代码7 项目： ByWebView 文件： ByWebView.java

@SuppressLint("SetJavaScriptEnabled")
    private void handleSetting() {
        WebSettings ws = mWebView.getSettings();
        // 保存表单数据
        ws.setSaveFormData(true);
        // 是否应该支持使用其屏幕缩放控件和手势缩放
        ws.setSupportZoom(true);
        ws.setBuiltInZoomControls(true);
        ws.setDisplayZoomControls(false);
        // 启动应用缓存
        ws.setAppCacheEnabled(true);
        // 设置缓存模式
        ws.setCacheMode(WebSettings.LOAD_DEFAULT);
        // setDefaultZoom  api19被弃用
        // 网页内容的宽度自适应屏幕
        ws.setLoadWithOverviewMode(true);
        ws.setUseWideViewPort(true);
        // 告诉WebView启用JavaScript执行。默认的是false。
        ws.setJavaScriptEnabled(true);
        //  页面加载好以后，再放开图片
        ws.setBlockNetworkImage(false);
        // 使用localStorage则必须打开
        ws.setDomStorageEnabled(true);
        // 排版适应屏幕
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
        } else {
            ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NORMAL);
        }
        // WebView是否新窗口打开(加了后可能打不开网页)
//        ws.setSupportMultipleWindows(true);

        // webview从5.0开始默认不允许混合模式,https中不能加载http资源,需要设置开启。
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            ws.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
        }
        /** 设置字体默认缩放大小(改变网页字体大小,setTextSize  api14被弃用)*/
        ws.setTextZoom(100);
    }

源代码8 项目： OpenHub 文件： CodeWebView.java

public void setDiffFileSource(@NonNull String source, boolean wrap) {
    if (StringUtils.isBlank(source)) return;
    WebSettings settings = getSettings();
    settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.TEXT_AUTOSIZING);
    setScrollBarStyle(View.SCROLLBARS_INSIDE_OVERLAY);
    settings.setSupportZoom(true);
    settings.setBuiltInZoomControls(true);
    settings.setDisplayZoomControls(false);
    String page = HtmlHelper.generateDiffHtml(source, AppUtils.isNightMode(),
            getCodeBackgroundColor(), wrap);
    loadPage(page);
}

源代码9 项目： FairEmail 文件： WebViewEx.java

public WebViewEx(Context context) {
    super(context);

    setVerticalScrollBarEnabled(false);
    setHorizontalScrollBarEnabled(false);

    setDownloadListener(this);
    setOnLongClickListener(this);

    WebSettings settings = getSettings();
    settings.setUseWideViewPort(true);
    settings.setLoadWithOverviewMode(true);

    settings.setBuiltInZoomControls(true);
    settings.setDisplayZoomControls(false);

    settings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.TEXT_AUTOSIZING);

    settings.setAllowFileAccess(false);
    settings.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
        boolean safe_browsing = prefs.getBoolean("safe_browsing", false);
        settings.setSafeBrowsingEnabled(safe_browsing);
    }
}

源代码10 项目： Bitocle 文件： WebViewFragment.java

@Override
public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);
    setContentView(R.layout.webview_fragment);
    setContentEmpty(false);
    setContentShown(true);

    View view = getContentView();
    webView = (WebView) view.findViewById(R.id.webview);

    WebSettings webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webSettings.setLoadsImagesAutomatically(true);
    webSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS.NORMAL);
    webSettings.setSupportZoom(true);
    webSettings.setBuiltInZoomControls(true);
    webSettings.setUseWideViewPort(true);
    webSettings.setLoadWithOverviewMode(true);
    webSettings.setDisplayZoomControls(false);

    SharedPreferences preferences = getActivity().getSharedPreferences(getString(R.string.login_sp), Context.MODE_PRIVATE);
    String OAuth = preferences.getString(getString(R.string.login_sp_oauth), null);

    client = new GitHubClient();
    client.setOAuth2Token(OAuth);

    Intent intent = getActivity().getIntent();
    owner = intent.getStringExtra(getString(R.string.webview_intent_owner));
    name = intent.getStringExtra(getString(R.string.webview_intent_name));
    sha = intent.getStringExtra(getString(R.string.webview_intent_sha));
    filename = intent.getStringExtra(getString(R.string.webview_intent_title));

    task = new WebViewTask(WebViewFragment.this);
    task.execute();
}

源代码11 项目： chromium-webview-samples 文件： MainActivity.java

private void setUseTextAutoSize(boolean useAlgorithm) {
    WebSettings settings = mWebView.getSettings();

    WebSettings.LayoutAlgorithm layoutAlgorithm = WebSettings.LayoutAlgorithm.NORMAL;
    if(useAlgorithm) {
        layoutAlgorithm = WebSettings.LayoutAlgorithm.TEXT_AUTOSIZING;
    }

    settings.setLayoutAlgorithm(layoutAlgorithm);
}

源代码12 项目： Android_Skin_2.0 文件： WebSettingsCompat.java

@Override
public void setLayoutAlgorithm(WebSettings settings, LayoutAlgorithm l) {
	settings.setLayoutAlgorithm(l);
}

源代码13 项目： MaoWanAndoidClient 文件： PageDetailActivity.java

private void initWebView() {
        mProgressBar.setVisibility(View.VISIBLE);
        WebSettings ws = webView.getSettings();
        // 网页内容的宽度是否可大于WebView控件的宽度
        ws.setLoadWithOverviewMode(false);
        // 保存表单数据
        ws.setSaveFormData(true);
        // 是否应该支持使用其屏幕缩放控件和手势缩放
        ws.setSupportZoom(true);
        ws.setBuiltInZoomControls(true);
        ws.setDisplayZoomControls(false);
        // 启动应用缓存
        ws.setAppCacheEnabled(true);
        // 设置缓存模式
        ws.setCacheMode(WebSettings.LOAD_DEFAULT);
        // setDefaultZoom  api19被弃用
        // 设置此属性，可任意比例缩放。
        ws.setUseWideViewPort(true);
        // 不缩放
        webView.setInitialScale(100);
        // 告诉WebView启用JavaScript执行。默认的是false。
        ws.setJavaScriptEnabled(true);
        //  页面加载好以后，再放开图片
        ws.setBlockNetworkImage(false);
        // 使用localStorage则必须打开
        ws.setDomStorageEnabled(true);
        // 排版适应屏幕
        ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
        // WebView是否新窗口打开(加了后可能打不开网页)
//        ws.setSupportMultipleWindows(true);

        // webview从5.0开始默认不允许混合模式,https中不能加载http资源,需要设置开启。
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            ws.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
        }
        /** 设置字体默认缩放大小(改变网页字体大小,setTextSize  api14被弃用)*/
        ws.setTextZoom(100);

        mWebChromeClient = new MyWebChromeClient(this);
        webView.setWebChromeClient(mWebChromeClient);
        // 与js交互
        webView.addJavascriptInterface(new MyJavascriptInterface(this), "injectedObject");
        webView.setWebViewClient(new MyWebViewClient(this));
        webView.setOnLongClickListener(new View.OnLongClickListener() {
            @Override
            public boolean onLongClick(View v) {
                return handleLongImage();
            }
        });
    }

源代码14 项目： Yuan-WanAndroid 文件： ArticleActivity.java

@SuppressLint("SetJavaScriptEnabled")
@Override
protected void initData() {
    mAgentWeb = AgentWeb.with(this)
            .setAgentWebParent(mContainerFrameLayout, new LinearLayout.LayoutParams(-1, -1))
            .useDefaultIndicator(getResources().getColor(R.color.colorPrimary))
            .setOpenOtherPageWays(DefaultWebClient.OpenOtherPageWays.ASK)
            .createAgentWeb()
            .ready()
            .go(mUrl);

    WebView mWebView = mAgentWeb.getWebCreator().getWebView();
    WebSettings mSettings = mWebView.getSettings();
    mSettings.setAppCacheEnabled(true);
    mSettings.setDomStorageEnabled(true);
    mSettings.setDatabaseEnabled(true);


    //判断是否为无图模式
    if(mPresenter.getNoImgStyleState()){
        mSettings.setBlockNetworkImage(true);
    }else{
        mSettings.setBlockNetworkImage(false);
    }

    //判断是否为自动缓存模式
    if (mPresenter.getAutoCacheState()) {
        mSettings.setAppCacheEnabled(true);
        mSettings.setDomStorageEnabled(true);
        mSettings.setDatabaseEnabled(true);
        if (CommonUtils.isNetworkConnected(App.getContext())) {
            mSettings.setCacheMode(WebSettings.LOAD_DEFAULT);
        } else {
            mSettings.setCacheMode(WebSettings.LOAD_CACHE_ELSE_NETWORK);
        }
    } else {
        mSettings.setAppCacheEnabled(false);
        mSettings.setDomStorageEnabled(false);
        mSettings.setDatabaseEnabled(false);
        mSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
    }

    mSettings.setJavaScriptEnabled(true);
    mSettings.setSupportZoom(true);
    mSettings.setBuiltInZoomControls(true);
    //不显示缩放按钮
    mSettings.setDisplayZoomControls(false);
    //设置自适应屏幕，两者合用
    //将图片调整到适合WebView的大小
    mSettings.setUseWideViewPort(true);
    //缩放至屏幕的大小
    mSettings.setLoadWithOverviewMode(true);
    //自适应屏幕
    mSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);
}

源代码15 项目： PLDroidShortVideo 文件： WebViewActivity.java

@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_web_view);
        Intent in = getIntent();
        web = in.getStringExtra("web");
        if (TextUtils.isEmpty(web)) {
            Toast.makeText(this, "地址为空", Toast.LENGTH_SHORT).show();
        } else {
            WebView webView = (WebView) findViewById(R.id.web);
            webView.setWebViewClient(new WebViewClient() {
                @Override
                public boolean shouldOverrideUrlLoading(WebView view, String url) {
                    return false;// 返回false
                }
            });

            WebSettings webSettings = webView.getSettings();
            // 让WebView能够执行javaScript
            webSettings.setJavaScriptEnabled(true);
            // 让JavaScript可以自动打开windows
            webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
//        // 设置缓存
//        webSettings.setAppCacheEnabled(true);
//        // 设置缓存模式,一共有四种模式
//        webSettings.setCacheMode(WebSettings.LOAD_CACHE_ELSE_NETWORK);
//        // 设置缓存路径
//        webSettings.setAppCachePath("/storage/emulated/0/Android/data/com.easyar.buddha/files");
            // 支持缩放(适配到当前屏幕)
            webSettings.setSupportZoom(true);
            // 将图片调整到合适的大小
            webSettings.setUseWideViewPort(true);
            // 支持内容重新布局,一共有四种方式
            // 默认的是NARROW_COLUMNS
            webSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);
            // 设置可以被显示的屏幕控制
            webSettings.setDisplayZoomControls(true);
            // 设置默认字体大小
            webSettings.setDefaultFontSize(12);
            webView.loadUrl(web);
        }
    }

源代码16 项目： ByWebView 文件： WebViewActivity.java

@SuppressLint({"SetJavaScriptEnabled", "AddJavascriptInterface"})
    private void initWebView() {
        WebSettings ws = webView.getSettings();
        // 保存表单数据
        ws.setSaveFormData(true);
        // 是否应该支持使用其屏幕缩放控件和手势缩放
        ws.setSupportZoom(true);
        ws.setBuiltInZoomControls(true);
        ws.setDisplayZoomControls(false);
        // 启动应用缓存
        ws.setAppCacheEnabled(true);
        // 设置缓存模式
        ws.setCacheMode(WebSettings.LOAD_DEFAULT);
        // setDefaultZoom  api19被弃用
        // 网页内容的宽度自适应屏幕
        ws.setLoadWithOverviewMode(true);
        ws.setUseWideViewPort(true);
        // 网页缩放至100，一般的网页达到屏幕宽度效果，个别除外
//        webView.setInitialScale(100);
        // 关掉下滑弧形阴影
//        webView.setOverScrollMode(WebView.OVER_SCROLL_NEVER);
        // 告诉WebView启用JavaScript执行。默认的是false。
        ws.setJavaScriptEnabled(true);
        //  页面加载好以后，再放开图片
        ws.setBlockNetworkImage(false);
        // 使用localStorage则必须打开
        ws.setDomStorageEnabled(true);
        // 排版适应屏幕
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
        } else {
            ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NORMAL);
        }
        // WebView是否新窗口打开(加了后可能打不开网页)
//        ws.setSupportMultipleWindows(true);

        // webview从5.0开始默认不允许混合模式,https中不能加载http资源,需要设置开启。
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            ws.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
        }
        /** 设置字体默认缩放大小(改变网页字体大小,setTextSize  api14被弃用)*/
        ws.setTextZoom(100);
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
            webView.setScrollBarSize(WebTools.dp2px(this, 3));
        }

        mWebChromeClient = new MyWebChromeClient(this);
        webView.setWebChromeClient(mWebChromeClient);
        // 与js交互
        webView.addJavascriptInterface(new MyJavascriptInterface(this), "injectedObject");
        webView.setWebViewClient(new MyWebViewClient(this));
        webView.setOnLongClickListener(new View.OnLongClickListener() {
            @Override
            public boolean onLongClick(View v) {
                return handleLongImage();
            }
        });

    }

源代码17 项目： CloudReader 文件： WebViewActivity.java

@SuppressLint("SetJavaScriptEnabled")
    private void initWebView() {
        WebSettings ws = webView.getSettings();
        // 网页内容的宽度适配
        ws.setLoadWithOverviewMode(true);
        ws.setUseWideViewPort(true);
        // 保存表单数据
        ws.setSaveFormData(true);
        // 是否应该支持使用其屏幕缩放控件和手势缩放
        ws.setSupportZoom(true);
        ws.setBuiltInZoomControls(true);
        ws.setDisplayZoomControls(false);
        // 启动应用缓存
        ws.setAppCacheEnabled(true);
        // 设置缓存模式
        ws.setCacheMode(WebSettings.LOAD_DEFAULT);
        // 告诉WebView启用JavaScript执行。默认的是false。
        ws.setJavaScriptEnabled(true);
        //  页面加载好以后，再放开图片
        ws.setBlockNetworkImage(false);
        // 使用localStorage则必须打开
        ws.setDomStorageEnabled(true);
        // 排版适应屏幕
        ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
        // WebView是否新窗口打开(加了后可能打不开网页)
//        ws.setSupportMultipleWindows(true);

        // webview从5.0开始默认不允许混合模式,https中不能加载http资源,需要设置开启。
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            ws.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
        }
        /** 设置字体默认缩放大小(改变网页字体大小,setTextSize  api14被弃用)*/
        ws.setTextZoom(100);

        mWebChromeClient = new MyWebChromeClient(this);
        webView.setWebChromeClient(mWebChromeClient);
        // 与js交互
        webView.addJavascriptInterface(new ImageClickInterface(this), "injectedObject");
        webView.setWebViewClient(new MyWebViewClient(this));
        webView.setOnLongClickListener(new View.OnLongClickListener() {
            @Override
            public boolean onLongClick(View v) {
                return handleLongImage();
            }
        });
    }

源代码18 项目： NetEasyNews 文件： WebViewActivity.java

private void initWebView() {
    mProgressBar.setVisibility(View.VISIBLE);
    WebSettings ws = webView.getSettings();
    // 网页内容的宽度是否可大于WebView控件的宽度
    ws.setLoadWithOverviewMode(false);
    // 保存表单数据
    ws.setSaveFormData(true);
    // 是否应该支持使用其屏幕缩放控件和手势缩放
    ws.setSupportZoom(true);
    ws.setBuiltInZoomControls(true);
    ws.setDisplayZoomControls(false);
    // 启动应用缓存
    ws.setAppCacheEnabled(true);
    // 设置缓存模式
    ws.setCacheMode(WebSettings.LOAD_DEFAULT);
    // setDefaultZoom  api19被弃用
    // 设置此属性，可任意比例缩放。
    ws.setUseWideViewPort(true);
    // 缩放比例 1
    webView.setInitialScale(1);
    // 告诉WebView启用JavaScript执行。默认的是false。
    ws.setJavaScriptEnabled(true);
    //  页面加载好以后，再放开图片
    ws.setBlockNetworkImage(false);
    // 使用localStorage则必须打开
    ws.setDomStorageEnabled(true);
    // 排版适应屏幕
    ws.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
    // WebView是否支持多个窗口。
    ws.setSupportMultipleWindows(true);

    // webview从5.0开始默认不允许混合模式,https中不能加载http资源,需要设置开启。
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        ws.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
    }
    /** 设置字体默认缩放大小(改变网页字体大小,setTextSize  api14被弃用)*/
    ws.setTextZoom(100);

    mWebChromeClient = new MyWebChromeClient(this);
    webView.setWebChromeClient(mWebChromeClient);
    // 与js交互
    webView.addJavascriptInterface(new ImageClickInterface(this), "injectedObject");
    webView.setWebViewClient(new MyWebViewClient(this));
}

源代码19 项目： pychat 文件： SystemWebViewEngine.java

@SuppressLint({"NewApi", "SetJavaScriptEnabled"})
@SuppressWarnings("deprecation")
private void initWebViewSettings() {
    webView.setInitialScale(0);
    webView.setVerticalScrollBarEnabled(false);
    // Enable JavaScript
    final WebSettings settings = webView.getSettings();
    settings.setJavaScriptEnabled(true);
    settings.setJavaScriptCanOpenWindowsAutomatically(true);
    settings.setLayoutAlgorithm(LayoutAlgorithm.NORMAL);

    String manufacturer = android.os.Build.MANUFACTURER;
    LOG.d(TAG, "CordovaWebView is running on device made by: " + manufacturer);

    //We don't save any form data in the application
    settings.setSaveFormData(false);
    settings.setSavePassword(false);

    // Jellybean rightfully tried to lock this down. Too bad they didn't give us a whitelist
    // while we do this
    settings.setAllowUniversalAccessFromFileURLs(true);
    settings.setMediaPlaybackRequiresUserGesture(false);

    // Enable database
    // We keep this disabled because we use or shim to get around DOM_EXCEPTION_ERROR_16
    String databasePath = webView.getContext().getApplicationContext().getDir("database", Context.MODE_PRIVATE).getPath();
    settings.setDatabaseEnabled(true);
    settings.setDatabasePath(databasePath);


    //Determine whether we're in debug or release mode, and turn on Debugging!
    ApplicationInfo appInfo = webView.getContext().getApplicationContext().getApplicationInfo();
    if ((appInfo.flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0) {
        enableRemoteDebugging();
    }

    settings.setGeolocationDatabasePath(databasePath);

    // Enable DOM storage
    settings.setDomStorageEnabled(true);

    // Enable built-in geolocation
    settings.setGeolocationEnabled(true);

    // Enable AppCache
    // Fix for CB-2282
    settings.setAppCacheMaxSize(5 * 1048576);
    settings.setAppCachePath(databasePath);
    settings.setAppCacheEnabled(true);

    // Fix for CB-1405
    // Google issue 4641
    String defaultUserAgent = settings.getUserAgentString();

    // Fix for CB-3360
    String overrideUserAgent = preferences.getString("OverrideUserAgent", null);
    if (overrideUserAgent != null) {
        settings.setUserAgentString(overrideUserAgent);
    } else {
        String appendUserAgent = preferences.getString("AppendUserAgent", null);
        if (appendUserAgent != null) {
            settings.setUserAgentString(defaultUserAgent + " " + appendUserAgent);
        }
    }
    // End CB-3360

    IntentFilter intentFilter = new IntentFilter();
    intentFilter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
    if (this.receiver == null) {
        this.receiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                settings.getUserAgentString();
            }
        };
        webView.getContext().registerReceiver(this.receiver, intentFilter);
    }
    // end CB-1405
}

源代码20 项目： Awesome-WanAndroid 文件： ArticleDetailActivity.java

@SuppressLint("SetJavaScriptEnabled")
@Override
protected void initEventAndData() {
    mAgentWeb = AgentWeb.with(this)
            .setAgentWebParent(mWebContent, new LinearLayout.LayoutParams(-1, -1))
            .useDefaultIndicator()
            .setMainFrameErrorView(R.layout.webview_error_view, -1)
            .createAgentWeb()
            .ready()
            .go(articleLink);

    WebView mWebView = mAgentWeb.getWebCreator().getWebView();
    WebSettings mSettings = mWebView.getSettings();
    if (mPresenter.getNoImageState()) {
        mSettings.setBlockNetworkImage(true);
    } else {
        mSettings.setBlockNetworkImage(false);
    }
    if (mPresenter.getAutoCacheState()) {
        mSettings.setAppCacheEnabled(true);
        mSettings.setDomStorageEnabled(true);
        mSettings.setDatabaseEnabled(true);
        if (CommonUtils.isNetworkConnected()) {
            mSettings.setCacheMode(WebSettings.LOAD_DEFAULT);
        } else {
            mSettings.setCacheMode(WebSettings.LOAD_CACHE_ELSE_NETWORK);
        }
    } else {
        mSettings.setAppCacheEnabled(false);
        mSettings.setDomStorageEnabled(false);
        mSettings.setDatabaseEnabled(false);
        mSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
    }

    mSettings.setJavaScriptEnabled(true);
    mSettings.setSupportZoom(true);
    mSettings.setBuiltInZoomControls(true);
    //不显示缩放按钮
    mSettings.setDisplayZoomControls(false);
    //设置自适应屏幕，两者合用
    //将图片调整到适合WebView的大小
    mSettings.setUseWideViewPort(true);
    //缩放至屏幕的大小
    mSettings.setLoadWithOverviewMode(true);
    //自适应屏幕
    mSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);
}

方法所在类

android.webkit.WebSettings