WebView显示某个网页时的几个点,允许js,设置缓存模式,新窗口打开拦截,后退键导航处理等等
WebView webView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_detail); webView = (WebView)findViewById(R.id.webView); webView.getSettings().setJavaScriptEnabled(true); if (Build.VERSION.SDK_INT >= 19) { webView.getSettings().setCacheMode(WebSettings.LOAD_CACHE_ELSE_NETWORK); } webView.setWebViewClient(new WebViewClient() { @Override public boolean shouldOverrideUrlLoading(WebView view, String url) { // TODO Auto-generated method stub view.loadUrl(url); return true; } }); webView.loadUrl("http://www.liubaicai.net"); ActionBar actionBar = getSupportActionBar(); if (actionBar != null) { actionBar.hide(); } } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { // TODO Auto-generated method stub if(keyCode== KeyEvent.KEYCODE_BACK) { if(webView.canGoBack()) { webView.goBack();//返回上一页面 return true; } else { System.exit(0);//退出程序 } } return super.onKeyDown(keyCode, event); }