我想刷新我的web視圖時,我按菜單按鈕。這是我的代碼:如何刷新webView? (所有我得到的都是FC的!)
TuzzaMobileActivity.java
package com.wiseheart.TuzzaMobile;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.Window;
import android.webkit.WebChromeClient;
import android.webkit.WebView;
import android.webkit.WebViewClient;
public class TuzzaMobileActivity extends Activity {
final Activity activity = this;
private WebView webView;
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
this.getWindow().requestFeature(Window.FEATURE_PROGRESS);
setContentView(R.layout.main);
WebView webView = (WebView) findViewById(R.id.webview);
webView.getSettings().setJavaScriptEnabled(true);
webView.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
webView.setWebChromeClient(new WebChromeClient() {
public void onProgressChanged(WebView view, int progress)
{
activity.setTitle("Loading...");
activity.setProgress(progress * 100);
if(progress == 100)
activity.setTitle(R.string.app_name);
}
});
webView.setWebViewClient(new WebViewClient() {
@Override
public void onReceivedError(WebView view, int errorCode, String description, String failingUrl)
{
// Handle the error
}
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url)
{
view.loadUrl(url);
return true;
}
});
webView.loadUrl("http://johnwiseheart.me");
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.menu, menu);
return true;
}
public boolean onOptionsItemSelected(MenuItem item) {
// Handle item selection
switch (item.getItemId()) {
case R.id.quit:
finish();
return true;
case R.id.refresh:
webView.loadUrl("http://johnwiseheart.me");
return true;
default:
return super.onOptionsItemSelected(item);
}
}
}
我在退出按鈕作品設置正確的按鈕,但每當我點擊我的刷新按鈕,我得到一個FC!我做錯了什麼?
@我不知道,如果你能得到這個決心,但是從我所看到的一切令人耳目一新,當你正在做的是重新加載默認頁面,如果你想刷新按鈕刷新最終用戶所在的實際頁面,而不是將它們帶回主頁,然後在菜單項'case R.id.reload_title中使用此代碼片段://如果ID等於3,則刷新 item.setIcon(R.drawable.ic_menu_refresh); webView.reload(); 返回true;' –