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| @Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
String s = event.toString();
if (maiH5 != null) {
AudioManager am = (AudioManager)getSystemService(Context.AUDIO_SERVICE);
boolean musicActive = am.isMusicActive();//判断Music是否在播放
Log.e(TAG, "onKeyDown: "+ musicActive+s);
WebView webView = maiH5.getWebView();
if (webView != null && webView.canGoBack()) {
webView.goBack();
return true;
} else {
// TODO: 16/8/23 让webview停止加载 音乐停止
// webView.pauseTimers();
// webView.clearCache(true);
// webView.stopLoading();
// webView.destroyDrawingCache();
webView.destroy();
AdViewLayout.removeView(maiH5);
maiH5 = null;
// webView=null;
AdViewLayout.setVisibility(View.GONE);
Log.e(TAG, "destroy " );
return true;
}
}
}
return super.onKeyDown(keyCode, event);
}
|