MainActivity package com.example.zer.headuploading; import android.app.ActionBar; import android.content.Intent; import android.graphics.Bitmap; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.Environment; import android.provider.MediaStore; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.util.Log; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.widget.ImageView; import android.widget.PopupWindow; import android.widget.TextView; import android.widget.Toast; import java.io.File; import java.io.IOException; import okhttp3.Call; import okhttp3.MediaType; import okhttp3.MultipartBody; import okhttp3.OkHttpClient; import okhttp3.Request; import okhttp3.RequestBody; public class MainActivity extends AppCompatActivity implements View.OnClickListener { private ImageView img_pic; //我们不论是照相还是从图库选择都需要用到一个方法onActivityResult,所以我们要对请求码作出相应的设置 private static final int IMAGE_REQUEST_CODE = 0; private static final int CAMERA_REQUEST_CODE = 1; private static final int RESIZE_REQUEST_CODE = 2; private static final String IMAGE_FILE_NAME = "header.jpg"; private File file; private PopupWindow mPopupWindow; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); img_pic = findViewById(R.id.img_pic); img_pic.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { showPopwindow(); } }); } private void showPopwindow() { View view = LayoutInflater.from(MainActivity.this).inflate(R.layout.popwindow, null); mPopupWindow = new PopupWindow(view, ActionBar.LayoutParams.WRAP_CONTENT, ActionBar.LayoutParams.WRAP_CONTENT, true); mPopupWindow.setContentView(view); TextView text_xiang = view.findViewById(R.id.text_xiang); TextView text_phono = view.findViewById(R.id.text_phono); TextView text_quxiao = view.findViewById(R.id.text_quxiao); text_xiang.setOnClickListener(this); text_phono.setOnClickListener(this); text_quxiao.setOnClickListener(this); //显示PopupWindow mPopupWindow.showAtLocation(view, Gravity.BOTTOM, 0, 0); } @Override public void onClick(View view) { switch (view.getId()){ case R.id.text_xiang: if (isSdcardExisting()) { Intent cameraIntent = new Intent( "android.media.action.IMAGE_CAPTURE"); cameraIntent.putExtra(MediaStore.EXTRA_OUTPUT, getImageUri()); cameraIntent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0); startActivityForResult(cameraIntent, CAMERA_REQUEST_CODE); } else { Toast.makeText(view.getContext(), "请插入sd卡", Toast.LENGTH_LONG) .show(); } mPopupWindow.dismiss(); break; case R.id.text_phono: Intent intent1 = new Intent(Intent.ACTION_GET_CONTENT); intent1.addCategory(Intent.CATEGORY_OPENABLE); intent1.setType("image/*"); startActivityForResult(intent1, IMAGE_REQUEST_CODE); mPopupWindow.dismiss(); break; case R.id.text_quxiao: mPopupWindow.dismiss(); break; } } //获取图片的URI private Uri getImageUri() { file = new File(Environment.getExternalStorageDirectory(), IMAGE_FILE_NAME); return Uri.fromFile(file); } /** * 判断sd卡是否存在 * * @return */ private boolean isSdcardExisting() { final String state = Environment.getExternalStorageState(); if (state.equals(Environment.MEDIA_MOUNTED)) { return true; } else { return false; } } //该方法是用于放回相应结果的 @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { if(resultCode==RESULT_OK){ switch (requestCode) { case IMAGE_REQUEST_CODE: resizeImage(data.getData()); break; case CAMERA_REQUEST_CODE: if(isSdcardExisting()){ resizeImage(getImageUri()); }else{ Toast.makeText(MainActivity.this, "未找到存储卡,无法存储照片!", Toast.LENGTH_LONG).show(); } break; case RESIZE_REQUEST_CODE: if (data != null) { showResizeImage(data); } break; } } super.onActivityResult(requestCode, resultCode, data); } /** * 展示头像 * @param data */ private void showResizeImage(Intent data) { Bundle extras = data.getExtras(); if (extras != null) { Bitmap photo = extras.getParcelable("data"); Drawable drawable = new BitmapDrawable(photo); img_pic.setImageDrawable(drawable); headUploding(); } } /** * 对图片进行处理 * @param uri */ private void resizeImage(Uri uri) { Intent intent = new Intent("com.android.camera.action.CROP"); intent.setDataAndType(uri, "image/*"); intent.putExtra("crop", "true"); intent.putExtra("aspectX", 1); intent.putExtra("aspectY", 1); intent.putExtra("outputX", 150); intent.putExtra("outputY", 150); intent.putExtra("return-data", true); startActivityForResult(intent, RESIZE_REQUEST_CODE); } public void headUploding(){ //创建OkHttpClient请求对象 OkHttpClient okHttpClient = new OkHttpClient(); //创建RequestBody 封装file参数 RequestBody fileBody = RequestBody.create(MediaType.parse("application/octet-stream"), file); //创建RequestBody 设置类型等 RequestBody requestBody = new MultipartBody.Builder().setType(MultipartBody.FORM).addFormDataPart("file", file.getName(), fileBody).build(); //创建Request Request request = new Request.Builder().url("https://www.zhaoapi.cn/file/upload?uid=14646").post(requestBody).build(); //得到Call okhttp3.Call call = okHttpClient.newCall(request); //执行请求 call.enqueue(new okhttp3.Callback() { @Override public void onFailure(Call call, IOException e) { } @Override public void onResponse(okhttp3.Call call, okhttp3.Response response) throws IOException { Log.d("成功", "onResponse: 开心"); } }); } } ---------------------------------------------------------------------------------------------------
activity_main <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity"> <ImageView android:id="@+id/img_pic" android:layout_width="100dp" android:layout_height="100dp" android:src="@mipmap/ic_launcher" android:layout_marginLeft="200dp"/> </LinearLayout>-------------------------------------------------------------------------------------------
PopWindow的xml:
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> <TextView android:layout_width="match_parent" android:layout_height="50dp" android:textSize="24dp" android:text="相机" android:gravity="center" android:textColor="#000" android:id="@+id/text_xiang"/> <View android:layout_width="match_parent" android:layout_height="2dp" android:background="#dfdfdf"/> <TextView android:layout_width="match_parent" android:layout_height="50dp" android:textSize="24dp" android:text="相册" android:textColor="#000" android:gravity="center" android:id="@+id/text_phono"/> <View android:layout_width="match_parent" android:layout_height="2dp" android:background="#dfdfdf"/> <TextView android:layout_width="match_parent" android:layout_height="50dp" android:textSize="24dp" android:text="取消" android:textColor="#000" android:gravity="center" android:id="@+id/text_quxiao"/> </LinearLayout>