嗨我想把我的arraylist值放到我的图像适配器类中,但我现在得到了错误。我想解决但我不知道。
错误行:
Bitmap bitmap = BitmapFactory.decodeFile(path_List.get(position));
错误:Bundle类型中的方法get(String)不适用于arguments(int)
我的代码: parxmlActivity.java类
public class ParxmlActivity extends Activity {
private String array_spinner[];
private Cursor cursor;
private int columnIndex;
ParsedExampleDataSet parsedExampleDataSet= null;
ArrayList<String> hltag_List=new ArrayList<String>();
ArrayList<Subchild>sltag_List=new ArrayList<Subchild>();
ArrayList<String> name_List =new ArrayList<String>();
ArrayList<String> path_List =new ArrayList<String>();
ArrayList<String> mmimage_List = new ArrayList<String>();
ArrayList<String> mname_List = new ArrayList<String>();
ArrayList<String> mmimage = new ArrayList<String>();
ArrayList<String> mvideo_List = new ArrayList<String>();
ArrayList<schild> model_List =new ArrayList<schild>();
ArrayList<String> mspec_List = new ArrayList<String>();
Spinner spinner_hltag,spinner_sltag, spinner_path;
ArrayAdapter<String> adapter_hltag;
ArrayAdapter<String> adapter_sltag;
ArrayAdapter<String> adapter_path;
int hltagPos=0;
int sltagPos=0;
Object sdcard;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
GridView sdcardImages = (GridView) findViewById(R.id.sdcard);
spinner_hltag= (Spinner) findViewById(R.id.spinner1);
spinner_sltag = (Spinner) findViewById(R.id.spinner2);
sdcardImages.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView parent, View v, int position, long id) {
Intent intent = new Intent(ParxmlActivity.this, tabview.class);
//intent.putStringArrayListExtra("numbers", mspec_List);
intent.putExtra("name",model_List.get(position).name);
//intent.putExtra("name",model_List.get(position).name);
startActivity(intent);
}
});
sdcardImages.setAdapter(new ImageAdapter(this));
String[] proj = {MediaStore.Images.Thumbnails._ID};
cursor = managedQuery(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
proj, null, null, null);
columnIndex = cursor.getColumnIndexOrThrow(MediaStore.Images.Thumbnails._ID);
try {
/* Get a SAXParser from the SAXPArserFactory. */
SAXParserFactory spf = SAXParserFactory.newInstance();
SAXParser sp = spf.newSAXParser();
/* Get the XMLReader of the SAXParser we created. */
XMLReader xr = sp.getXMLReader();
/* Create a new ContentHandler and apply it to the XML-Reader */
ExampleHandler myExampleHandler = new ExampleHandler();
xr.setContentHandler(myExampleHandler);
/* Parse the xml-data from our file. */
xr.parse(new InputSource(getAssets().open("mafile.xml")));
/* Parsing has finished. */
parsedExampleDataSet =myExampleHandler. myParsedExampleDataSet;
for (int i = 0; i < parsedExampleDataSet.gethltag().size(); i++) {
Log.v("gethltag SIZE ", ""+parsedExampleDataSet.gethltag().size());
hltag_List.add(parsedExampleDataSet.getHLTag().get(i));
}
sltag_List = parsedExampleDataSet.getSLTag(hltag_List.get(hltagPos));
for(int i = 0; i < sltag_List.size(); i++) {
name_List.add(sltag_List.get(i).name);
path_List.add(sltag_List.get(i).path);
}
model_List.clear();
model_List = sltag_List.get(sltagPos).model;
for(int j = 0; j<model_List.size(); j++){
mmimage_List.addAll(model_List.get(j).imageList);
mname_List.add(model_List.get(j).name);
mvideo_List.addAll(model_List.get(j).videoList);
mmimage.add(model_List.get(j).mimage);
mspec_List.add(model_List.get(j).spec);
}
spinner_hltag.setAdapter(new MyAdapter(ParxmlActivity.this, R.layout.row, hltag_List));
spinner_sltag.setAdapter(new MyAdapter1(ParxmlActivity.this, R.layout.row1,name_List));
} catch (Exception e) {
}
}
}
这是我的ImageAdapter.class我在下面的代码中遇到错误:
public class ImageAdapter extends BaseAdapter {
Bundle path_List;
private Context mContext;
public ImageAdapter(Context c) {
mContext = c;
}
public int getCount() {
return path_List.size();
}
public Object getItem(int position) {
return null;
}
public long getItemId(int position) {
return 0;
}
public View getView(int position, View convertView, ViewGroup parent) {
ImageView imageView;
if (convertView == null) { // if it's not recycled, initialize some attributes
imageView = new ImageView(mContext);
imageView.setLayoutParams(new GridView.LayoutParams(85, 85));
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageView.setPadding(8, 8, 8, 8);
} else {
imageView = (ImageView) convertView;
}
//Bitmap bitmap = BitmapFactory.decodeFile(path_List);
Bitmap bitmap = BitmapFactory.decodeFile(path_List.get(position));
imageView.setImageBitmap(bitmap);
return imageView;
}
}
答案 0 :(得分:1)
您正试图从Bundle path_List
而不是ArrayList<String> path_List
获取字符串值,这就是为什么您收到此错误 ..
从Bundle path_List;
public class ImageAdapter extends BaseAdapter
引用ArrayList<String> path_List
而不是Bundle path_List
然后再试一次..
更新:我也假设您在ParxmlActivity中使用ImageAdapter类。
代码:如果可能的话,还可以在ImageAdapter类中进行更改..比如,
public class ImageAdapter extends BaseAdapter
{
ArrayList<String> path_List =new ArrayList<String>();
Activity activity;
public ImageAdapter(Activity activity,ArrayList<String> path_List)
{
this.activity = activity;
this.path_List = path_List;
}
....
在你的活动中,这一行应该是,
sdcardImages.setAdapter(new ImageAdapter(this,path_List));
答案 1 :(得分:0)
public Object get (String key)
不会将int作为参数。
replace path_List.get(position
)path_List.get(String.valueOf(position))
。
我想添加的另一件事是bundle在这里为null,所以首先在其中插入路径。 可能是你忘了将它从活动传递给适配器。
更新: Bitmap bitmap = BitmapFactory.decodeFile((String)path_List.getString.valueOf(position));