我写了一段代码检查邮件客户端装在设备上没有,但是没实现,我的代码:
public boolean isIntentAvailable() {
final PackageManager packageManager = getApplicationContext().getPackageManager();
final Intent intent = new Intent(Intent.ACTION_SEND);
intent.putExtra(Intent.EXTRA_EMAIL, "vin@gmail.com");
List<ResolveInfo> list = packageManager.queryIntentActivities(intent, PackageManager.GET_META_DATA);
return list.size() > 0;
}