private void updatePreview() {
if (mWebView == null) return;
WebSettings ws = mWebView.getSettings();
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
int fontSize = prefs.getInt(Constants.PREFERENCE_MINIMUM_FONT_SIZE, 1);
int textScaling = prefs.getInt(Constants.PREFERENCE_TEXT_SCALING, 100);
ws.setMinimumFontSize(fontSize);
ws.setTextZoom(textScaling);
mWebView.loadData(mHtml, "text/html; charset=utf-8", "utf-8");
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// requestWindowFeature(Window.FEATURE_NO_TITLE);//隐藏标题
setContentView(R.layout.chromeweblayout);
mywebView = (WebView) findViewById(R.id.webView1);
gotoview = (Button) findViewById(R.id.gotoweb);
urlText = (EditText) findViewById(R.id.urltext);
urlText.setText("http://qly.wlgj.kp179.com/");
toolbuttons = (LinearLayout) findViewById(R.id.toolbuttons);
// urlText.setText("http://61.187.51.109/demo/loginDemo.html");
WebSettings webSettings = mywebView.getSettings(); // webView: 类WebView的实例
webSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS); // 排版适应屏幕
webSettings.setLoadWithOverviewMode(
true); // setUseWideViewPort方法设置webview推荐使用的窗口。setLoadWithOverviewMode方法是设置webview加载的页面的模式。
webSettings.setUseWideViewPort(true); // 可任意比例缩放
webSettings.setJavaScriptEnabled(true); // 设置WebView属性，能够执行Javascript脚本
webSettings.setPluginsEnabled(true);
webSettings.setAllowFileAccess(true); // 设置允许访问文件数据
url = "http://www.baidu.com/";
webSettings.setSupportZoom(true);
webSettings.setBuiltInZoomControls(false);
webSettings.setDomStorageEnabled(true);
mywebView.setWebContentsDebuggingEnabled(true); // 启用调试
mywebView.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
mywebView.requestFocus();
mywebView.setWebViewClient(
new WebViewClient() {
// 新开页面时用自己定义的 webview 来显示,不用系统自带的浏览器来显示
@Override
public boolean shouldOverrideUrlLoading(
WebView view, String url) { // TODO Auto-generated method stub
// 当有新连接时使用当前的 webview 进行显示
view.loadUrl(url);
return super.shouldOverrideUrlLoading(view, url);
}
});
mywebView.setWebChromeClient(
new WebChromeClient() {
@Override
public Bitmap getDefaultVideoPoster() {
// TODO Auto-generated method stub
// return super.getDefaultVideoPoster();
if (mDefaultVideoPoster == null) {
mDefaultVideoPoster =
BitmapFactory.decodeResource(getResources(), R.drawable.default_video_poster);
}
return mDefaultVideoPoster;
}
@Override
public View getVideoLoadingProgressView() {
// TODO Auto-generated method stub
// return super.getVideoLoadingProgressView();
if (mVideoProgressView == null) {
LayoutInflater inflater = LayoutInflater.from(ChromeWeb.this);
mVideoProgressView = inflater.inflate(R.layout.video_loading_progress, null);
}
return mVideoProgressView;
}
});
mywebView.loadUrl(url);
gotoview.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
if (!urlText.getText().toString().equals(""))
mywebView.loadUrl(urlText.getText().toString());
else mywebView.loadUrl(url);
urlText.setVisibility(View.GONE);
v.setVisibility(View.GONE);
toolbuttons.setVisibility(View.GONE);
}
});
// 添加webview的javascriptInterface接口
mywebView.addJavascriptInterface(new runCallJavaScript(), "android_js_login");
}