Android Webview错误\u未知\u URL\u方案错误
当我单击指向mailto的链接时:admin@ikiyuzoniki.net我得到这个错误: net:错误\u未知\u URL\u方案 我试图添加一个Android Webview错误\u未知\u URL\u方案错误,android,mailto,Android,Mailto,当我单击指向mailto的链接时:admin@ikiyuzoniki.net我得到这个错误: net:错误\u未知\u URL\u方案 我试图添加一个if(url.startsWith(“mailto:”)条件,但它不起作用 这是我的MyWebViewClient方法: public class MyWebViewClient extends WebViewClient { @Override public void onPageStarted(WebView
if(url.startsWith(“mailto:”)
条件,但它不起作用
这是我的MyWebViewClient
方法:
public class MyWebViewClient extends WebViewClient {
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
}
@Override
public void onPageFinished(WebView view, String url) {
view.setVisibility(View.VISIBLE);
final Animation fade = new AlphaAnimation(0.0f, 1.0f);
fade.setDuration(200);
view.startAnimation(fade);
view.setVisibility(View.VISIBLE);
}
}
public boolean shouldOverrideUrlLoading(WebView view, String url) {
if(url.startsWith("mailto:")){
Intent intent = null;
try {
intent = Intent.parseUri(url, Intent.URI_INTENT_SCHEME);
} catch (URISyntaxException e) {
e.printStackTrace();
}
view.getContext().startActivity(intent);
}
else if (url.endsWith(".mp3")) {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.parse(url), "audio/*");
startActivity(intent);
} else if (url.endsWith(".mp4") || url.endsWith(".3gp")) {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.parse(url), "video/*");
startActivity(intent);
}
else {
return false;
}
view.reload();
return true;
}
这就是我在loadUrl
之前将函数添加到web视图的方式:
...
mWebview.setWebViewClient(new MyWebViewClient());
...
试试这个
if(url.startsWith("mailto:")){
MailTo mt = MailTo.parse(url);
Intent i = new Intent(Intent.ACTION_SEND);
i.setType("text/plain");
i.putExtra(Intent.EXTRA_EMAIL, new String[]{mt.getTo()});
i.putExtra(Intent.EXTRA_SUBJECT, mt.getSubject());
i.putExtra(Intent.EXTRA_CC, mt.getCc());
i.putExtra(Intent.EXTRA_TEXT, mt.getBody());
mContext.startActivity(i);
view.reload();
return true;
}
出现此错误是因为WebView无法识别URL方案,例如,WebView通常会识别http和https,除此之外的任何内容,例如–intent://、market://、app://,除非我们添加处理程序来处理这些url方案,或者禁用这些方案并仅加载http和https方案,否则webview不会识别mail://etc 下面是一个修复公共意图url方案的示例
mWebView.setWebViewClient(new WebViewClient() {
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
return loadUrl(view, url);
}
@Override
public void onPageStarted(WebView view, String url, Bitmap favicon) {
super.onPageStarted(view, url, favicon);
}
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
}
@Override
public void onReceivedError(WebView view, int errorCode, String description,String failingUrl) {
super.onReceivedError(view, errorCode, description, failingUrl);
//Log.d("Web Request Error", "");
showError(errorCode);
}
@TargetApi(Build.VERSION_CODES.M)
@Override
public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
super.onReceivedError(view, request, error);
Log.d("WebResource error", "");
int errorCode = error.getErrorCode();
showError(errorCode);
}
});
private boolean loadUrl(WebView view, String url) {
if (url.startsWith("http:") || url.startsWith("https:")) {
view.loadUrl(url);
return false;
}
// Otherwise allow the OS to handle it
else if (url.startsWith("tel:")) {
Intent tel = new Intent(Intent.ACTION_DIAL, Uri.parse(url));
startActivity(tel);
return true;
} else if (url.toLowerCase().startsWith("mailto:")) {
MailTo mt = MailTo.parse(url);
Intent emailIntent = newEmailIntent(mt.getTo(), mt.getSubject(), mt.getBody(), mt.getCc());
startActivity(emailIntent);
return true;
}
return true;
}
这非常有效,但是如果您希望意向仅针对电子邮件应用程序,请使用
intent.setType(“message/rfc822”)代码>。也看到