45 lines
1.2 KiB
Java
45 lines
1.2 KiB
Java
package com.unity.filepicker;
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import android.app.Fragment;
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import android.content.Intent;
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import android.os.Bundle;
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/**
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* 透明的Fragment，用于监听Activity结果
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*/
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public class FilePickerFragment extends Fragment {
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private FilePickerResultCallback callback;
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public interface FilePickerResultCallback {
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void onActivityResult(int requestCode, int resultCode, Intent data);
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}
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public void setCallback(FilePickerResultCallback cb) {
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this.callback = cb;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// 保留实例，避免配置变化时Fragment被销毁
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setRetainInstance(true);
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}
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent data) {
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super.onActivityResult(requestCode, resultCode, data);
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if (callback != null) {
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callback.onActivityResult(requestCode, resultCode, data);
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}
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// 从Activity中移除Fragment
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try {
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getFragmentManager().beginTransaction().remove(this).commit();
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} catch (Exception e) {
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// 忽略移除错误
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}
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}
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}
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