@SuppressLint({"NewApi", "SetJavaScriptEnabled"})
private void loadWebView() {
// 实例化WebView对象
// webview = new MyWebView(WebViewActivity.this);
LogUtil.i(TAG, "loadWebView===实例化WebView===");
webview = (MyWebView) findViewById(R.id.id_webview);
new MobclickAgentJSInterface(this, webview);
WebSettings webSettings = webview.getSettings();
// 设置WebView属性，能够执行Javascript脚本
webSettings.setJavaScriptEnabled(true);
webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
//
webSettings.setUseWideViewPort(true); // 关键点
webSettings.setLoadWithOverviewMode(true);
webSettings.setAppCacheEnabled(true);
webSettings.setAppCacheMaxSize(8 * 1024 * 1024); // 8MB
// webSettings.setAppCachePath(Constants.WEBVIEW_CACHE_DIR );
String appCacheDir =
this.getApplicationContext().getDir("cache", Context.MODE_PRIVATE).getPath();
webSettings.setAppCachePath(appCacheDir);
webSettings.setAllowFileAccess(true);
webSettings.setDomStorageEnabled(true);
webSettings.setCacheMode(WebSettings.LOAD_DEFAULT);
// js调用安卓方法
webview.addJavascriptInterface(this, "RedirectListner");
}
/** JS调用的方法 */
@JavascriptInterface
public void reloadUrl(String url) {
Log.i(TAG, "reloadUrl()");
HashMap<String, String> hashmap = new HashMap<String, String>();
if (null != SharedPrefsUtil.getValue(Constants.TOKEN, null)) {
hashmap.put("token", SharedPrefsUtil.getValue(Constants.TOKEN, null));
}
webview.clearView();
webview.loadUrl(url, hashmap);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_web_view);
myProgressDialog2 = new MyProgressDialog(this);
myProgressDialog2.setMessage("正在请求...");
myProgressDialog2.show();
context = this;
intent = getIntent();
loadUrl = intent.getStringExtra("loadUrl");
bt_update = (Button) findViewById(R.id.id_bt_update);
// commonActivityTopView = (CommonActivityTopView)
// findViewById(R.id.id_CommonActivityTopView);
// commonActivityTopView.tv_title.setText("webview");
rl = (RelativeLayout) findViewById(R.id.id_rl);
loadWebView();
webViewListener();
initListener();
LogUtil.i(TAG, SharedPrefsUtil.getValue(Constants.TOKEN, null));
HashMap<String, String> hashmap = new HashMap<String, String>();
if (null != SharedPrefsUtil.getValue(Constants.TOKEN, null)) {
hashmap.put("token", SharedPrefsUtil.getValue(Constants.TOKEN, null));
}
webview.loadUrl(loadUrl, hashmap);
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
LogUtil.i(TAG, "==onKeyDown==");
if (isPageLoaded) {
webview.loadUrl("javascript:CommonRedirect.goBack()");
LogUtil.i(TAG, "==onKeyDown==isPageLoaded==");
} else {
if (webview.canGoBack()) {
webview.goBack();
} else {
finish();
}
}
}
return false;
}
/** JS调用的方法 */
@JavascriptInterface
public void goToUpdateUrl() {
Log.i(TAG, "goToUpdateUrl()");
webview.loadUrl("file:///android_asset/a.html？'" + current_url + "'");
// finish();
}
private void webViewListener() {
webview.setWebViewClient(
new WebViewClient() {
// 加载失败
@Override
public void onReceivedError(
WebView view, int errorCode, String description, String failingUrl) {
LogUtil.i(
TAG, "加载失败===" + errorCode + "---" + description + "---" + failingUrl + "---");
current_url = failingUrl;
webview.clearView();
if (failingUrl.contains("#")) {
String[] temp;
temp = failingUrl.split("#");
webview.loadUrl(temp[0]);
try {
Thread.sleep(400);
} catch (InterruptedException e) {
e.printStackTrace();
}
webview.loadUrl(failingUrl);
} else {
webview.loadUrl("file:///android_asset/error.html#" + failingUrl);
}
ToastUtil.showMessage("页面加载失败，请点击重新加载");
// super.onReceivedError(view, errorCode, description,
// failingUrl);
}
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
/*
* Toast.makeText(getApplicationContext(),
* "WebViewClient.shouldOverrideUrlLoading",
* Toast.LENGTH_SHORT);
*/
LogUtil.i(TAG, "拦截url---shouldOverrideUrlLoading-->" + url);
if (url.startsWith("tel:")) {
Intent intent = new Intent(Intent.ACTION_DIAL, Uri.parse(url));
startActivity(intent);
} else {
HashMap<String, String> hashmap = new HashMap<String, String>();
if (null != SharedPrefsUtil.getValue(Constants.TOKEN, null)) {
hashmap.put("token", SharedPrefsUtil.getValue(Constants.TOKEN, null));
}
webview.loadUrl(url, hashmap);
}
return true;
}
@Override
public void onLoadResource(WebView view, String url) {
// TODO Auto-generated method stub
super.onLoadResource(view, url);
}
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
isPageLoaded = false;
LogUtil.i(TAG, "拦截url---onPageStarted-->" + url);
HashMap<String, String> hashmap = new HashMap<String, String>();
if (null != SharedPrefsUtil.getValue(Constants.TOKEN, null)) {
hashmap.put("token", SharedPrefsUtil.getValue(Constants.TOKEN, null));
}
if (url.toLowerCase().contains("/login")) {
Intent i11 = new Intent();
i11.setClass(WebViewActivity.this, LoginActivity.class);
startActivity(i11);
}
super.onPageStarted(view, url, favicon);
}
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
isPageLoaded = true;
LogUtil.i(TAG, "页面加载完后==onPageFinished==" + url);
myProgressDialog2.dismiss();
}
});
}
