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你好,我有一個畫廊,其中有2個圖像。我希望每次我將圖像更改爲我的佈局中的textview以更改其名稱。在我的代碼中,它只發生在第一次,並保持這種狀態。圖片更改textview更新
public class BrowseActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.browse_activity_layout);
Gallery gallery = (Gallery) findViewById(R.id.browseActivityGallery);
gallery.setAdapter(new ImageAdapter(this));
gallery.setSpacing(0);
}
public class ImageAdapter extends BaseAdapter {
int mGalleryItemBackground;
private Context mContext;
private Integer[] mImageIds = {
R.drawable.building_a,
R.drawable.building_b,
};
public ImageAdapter(Context c) {
mContext = c;
TypedArray attr = mContext.obtainStyledAttributes(R.styleable.browseActivityGalleryStylable);
attr.recycle();
}
public int getCount() {
return mImageIds.length;
}
public Object getItem(int position) {
return position;
}
public long getItemId(int position) {
return position;
}
public View getView(int position, View convertView, ViewGroup parent) {
TextView browseActivityTitleTextView = (TextView)findViewById(R.id.browseActivityTitleTextView);
if(position == 0){
browseActivityTitleTextView.setText(" Α'");
}
if(position == 1){
browseActivityTitleTextView.setText(" Β'");
}
ImageView imageView = new ImageView(mContext);
imageView.setImageResource(mImageIds[position]);
imageView.setScaleType(ImageView.ScaleType.FIT_XY);
return imageView;
}
}
}
當我刷卡它改變到B的畫廊「因爲它應該,但是當我回到刷卡它停留B」 任何人知道如何解決這一問題?
感謝您的幫助,工作正常。 – 2012-04-24 14:27:00