这是我的第一堂课,进行 URL 加载。
public class HelloWebViewClient extends WebViewClient
{
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url)
{
view.loadUrl(url);
return true;
}
}
这是我的活动类,其中数据在网络视图中移动。
public class detailedview extends Activity
{
WebView mWebView;
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.detailedview);
GetSet gs = new GetSet();
String title = gs.getTitle();
String desc = gs.getDesc();
mWebView = (WebView) findViewById(R.id.webview);
mWebView.getSettings().setJavaScriptEnabled(true);
mWebView.getSettings().setBuiltInZoomControls(true);
mWebView.getSettings().setSupportZoom(true);
mWebView.getSettings().setTextSize(TextSize.SMALLER);
mWebView.loadDataWithBaseURL("", "<p align=\"justify\"><b> " + title+"</p></b><p align=\"justify\"><br>"+ desc + "</p></br>", "text/html", "utf-8", "");
mWebView.setWebViewClient(new HelloWebViewClient());
}
}
我想在我的活动中添加加载数据的进度条,我已经尝试了很多,但我做不到。
您能否编写代码或发布代码,以便我可以在根据我的代码加载数据时有一个进度条。
将此代码添加到您的代码中
ProgressDialog pd = new ProgressDialog(detailedview .this);
^^^^^^^^^^^^
pd.setMessage("Loading...");
pd.show(); <-----
mWebView.setWebViewClient(new WebViewClient() {
^^^^^^^^
@Override
public void onPageFinished(WebView view, String url) { <-----
super.onPageFinished(view, url);
pd.dismiss(); <-----
}
});
-------------------------------------------------------------------------------
public class detailedview extends Activity
{
WebView mWebView;
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.detailedview);
ProgressDialog pd = new ProgressDialog(detailedview .this);
pd.setMessage("Loading...");
pd.show();
mWebView.setWebViewClient(new WebViewClient() {
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
pd.dismiss();
}
});
GetSet gs = new GetSet();
String title = gs.getTitle();
String desc = gs.getDesc();
mWebView = (WebView) findViewById(R.id.webview);
mWebView.getSettings().setJavaScriptEnabled(true);
mWebView.getSettings().setBuiltInZoomControls(true);
mWebView.getSettings().setSupportZoom(true);
mWebView.getSettings().setTextSize(TextSize.SMALLER);
mWebView.loadDataWithBaseURL("", "<p align=\"justify\"><b> " + title+"</p></b><p align=\"justify\"><br>"+ desc + "</p></br>", "text/html", "utf-8", "");
// mWebView.setWebViewClient(new HelloWebViewClient());
}
}
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