未找到处理意图 { act=android.intent.action.OPEN_DOCUMENT cat=[andro

Question

请帮助我。我绝对是一个初学者。找不到视频。调试代码会给出下面提到的错误。无法理解这些的含义。请帮助输入正确的代码

尝试打开文件浏览器的应用程序，但我在

com.example.anirbitadak.translator.MainActivity.startsearch(MainActivity.java:59)
at com.example.anirbitadak.translator.MainActivity.access$000(MainActivity.java:15)
at com.example.anirbitadak.translator.MainActivity$1.onClick(MainActivity.java:47)*/

活动：

package com.example.anirbitadak.translator;
import android.app.Activity;
import android.net.Uri;
import android.os.Environment;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.content.Intent;
import android.widget.Toast;
import android.util.Log;
public class MainActivity extends AppCompatActivity {
Button upload, translate;
public static final int REQUEST_CODE = 12;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
upload = (Button) findViewById(R.id.upload);
translate = (Button) findViewById(R.id.translate);
upload.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v){
startsearch();
}
});
}
private void startsearch() {//declaration of startsearch();
Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
intent.setType("/*.docx");
//intent.setType("/*.pdf");
//intent.setType("/*.doc");
intent.addCategory(Intent.CATEGORY_OPENABLE);
startActivityForResult(intent, REQUEST_CODE);
}
@Override
protected void onActivityResult(int requestcode, int resultcode, Intent data) {
super.onActivityResult(requestcode, resultcode, data);
if (requestcode == REQUEST_CODE && resultcode == Activity.RESULT_OK) {
if (data != null) {
Uri uri = data.getData();
//Flashing the path
Toast.makeText(this, "Uri:" + uri, Toast.LENGTH_LONG).show();
Toast.makeText(this, "Path:" + uri.getPath(), Toast.LENGTH_LONG).show();
}
}
}
}

Answer 1

代码对我来说看起来不错。

是否确定设备上安装了可以处理.docx的DocumentsProvider？

你确定你的哑剧模式是正确的吗？docx的哑剧是application/vnd.openxmlformats-officedocument.wordprocessingml.document。无论如何，您将其指定为以"/"开头似乎不正确，因为 mime 类型是斜杠分隔但不以"/"开头的。