Android:从Parsefile加载一个imageview [英] Android : load an imageview from a Parsefile
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问题描述
我正在尝试通过objectId找到一个ParseObject,然后检索图像ImageFile,然后将其加载到imageview,它不起作用,我得到了USER字符串,你能帮我解决吗?有了这个,当我使用另一个查询时它起作用:query.find()
I'm trying to find a ParseObject by " objectId ", then retrieve the image " ImageFile " and then Load it to the imageview, it doesn't work and i'm getting the USER String, can you help me out with this, it works when i use another query like : query.find()
ParseImageView mealImage = (ParseImageView) findViewById(R.id.icon);
ParseQuery<ParseObject> query1 = ParseQuery.getQuery("Annonces");
query1.getInBackground("ux3Af0cwEx", new GetCallback<ParseObject>() {
public void done(ParseObject Annonces, ParseException e) {
photoFile = (ParseFile) Annonces.get("ImageFile");
text1.setText((CharSequence) Annonces.get("USER"));
}
});
mealImage.setParseFile(photoFile);
mealImage.loadInBackground(new GetDataCallback() {
@Override
public void done(byte[] data, ParseException e) {
}
});
}
推荐答案
代码用于在imageview中显示图像:
The code for displaying image in imageview:
ParseFile image = (ParseFile) userData.getParseFile("user_image");
然后调用以下函数。
loadImages( photoFile, mealImage);
private void loadImages(ParseFile thumbnail, final ImageView img) {
if (thumbnail != null) {
thumbnail.getDataInBackground(new GetDataCallback() {
@Override
public void done(byte[] data, ParseException e) {
if (e == null) {
Bitmap bmp = BitmapFactory.decodeByteArray(data, 0, data.length);
img.setImageBitmap(bmp);
} else {
}
}
});
} else {
img.setImageResource(R.drawable.menu);
}
}// load image
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