Android(安卓)图片选择器
16lz
2022-03-18
1 事件调用,RESULT_LOAD_IMAGE = 1
Intent i = new Intent(Intent.ACTION_PICK, android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI); startActivityForResult(i, RESULT_LOAD_IMAGE);2 选择文件后,返回结果
protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); if (requestCode == RESULT_LOAD_IMAGE && resultCode == RESULT_OK && null != data) { Uri selectedImage = data.getData(); String[] filePathColumn = { MediaStore.Images.Media.DATA }; Cursor cursor = getContentResolver().query(selectedImage, filePathColumn, null, null, null); cursor.moveToFirst(); int columnIndex = cursor.getColumnIndex(filePathColumn[0]); picturePath = cursor.getString(columnIndex); Bitmap bitmap = BitmapFactory.decodeFile(picturePath); ImageView image = (ImageView) screenShow.findViewById(R.id.hw_update_screen_image_view1); image.setImageBitmap(bitmap); screenImage = bitmap; cursor.close(); } }
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