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Android 错误editext它无法在基本适配器的自定义布局(来自mysql数据库)中聚焦特定的内容_Android_Web Services - Fatal编程技术网

Android 错误editext它无法在基本适配器的自定义布局(来自mysql数据库)中聚焦特定的内容

Android 错误editext它无法在基本适配器的自定义布局(来自mysql数据库)中聚焦特定的内容,android,web-services,Android,Web Services,您好,先生,我正在自定义列表视图中从数据库获取项目名称,并将其附加到edittext。在比较完所有项目名称后,将其附加到edittext 如果我想更改itemname菜单,因为我正在单击edittext,它将关注另一个edittext 我的代码: public class EditMainMenulistview extends BaseAdapter { protected static Context Context = null; int i; public String editnewm

您好,先生,我正在自定义列表视图中从数据库获取项目名称,并将其附加到edittext。在比较完所有项目名称后,将其附加到
edittext

如果我想更改itemname菜单,因为我正在单击edittext,它将关注另一个
edittext

我的代码:

public class EditMainMenulistview extends BaseAdapter {
protected static Context Context = null;
int i;
public String editnewmainmenu, menuname, edittext;
String qrimage;
Bitmap bmp, resizedbitmap;
Bitmap[] bmps;
Activity activity = null;
private LayoutInflater inflater;

private ImageView[] mImages;
String[] itemimage;
TextView[] tv;
String itemname, itemcode;
public String[] itemnames, itemcodes;
HashMap<String, String> map = new HashMap<String, String>();

public EditMainMenulistview(Context context, JSONArray imageArrayJson) {
    Context = context;
    // inflater =
    // (LayoutInflater)activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    // imageLoader=new ImageLoader(activity);
    inflater = LayoutInflater.from(context);
    this.mImages = new ImageView[imageArrayJson.length()];
    this.bmps = new Bitmap[imageArrayJson.length()];
    this.itemnames = new String[imageArrayJson.length()];
    this.itemcodes = new String[imageArrayJson.length()];

    try {

        for (i = 0; i < imageArrayJson.length(); i++) {
            JSONObject image = imageArrayJson.getJSONObject(i);
            qrimage = image.getString("menuimage");
            itemname = image.getString("menuname");
            itemcode = image.getString("menucode");
            itemnames[i] = itemname;
            itemcodes[i] = itemcode;

            byte[] qrimageBytes = Base64.decode(qrimage.getBytes());

            bmp = BitmapFactory.decodeByteArray(qrimageBytes, 0, qrimageBytes.length);
            int width = 100;
            int height = 100;
            resizedbitmap = Bitmap.createScaledBitmap(bmp, width, height, true);
            bmps[i] = bmp;

            mImages[i] = new ImageView(context);
            mImages[i].setImageBitmap(resizedbitmap);

            mImages[i].setScaleType(ImageView.ScaleType.FIT_START);

            // tv[i].setText(itemname);
        }
        System.out.println(itemnames[i]);

    } catch (Exception e) {
        // TODO: handle exception
    }
}

public int getCount() {
    return mImages.length;
}

public Object getItem(int position) {
    return position;
}

public long getItemId(int position) {
    return position;
}

public View getView(final int position, View convertView, ViewGroup parent) {
    final HashMap<String, String> map = new HashMap<String, String>();
    View vi = convertView;

    vi = inflater.inflate(R.layout.editmainmenulist, null);

    final EditText text = (EditText) vi.findViewById(R.id.editmaimenu);
    ImageView image = (ImageView) vi.findViewById(R.id.menuimage);
    text.requestFocus();
    image.setImageBitmap(bmps[position]);
    text.append(itemnames[position]);
    String edittext = text.toString();

    // Toast.makeText(Context, edittext, Toast.LENGTH_LONG).show();

    return vi;

}
公共类EditMainMenulistview扩展了BaseAdapter{
受保护的静态上下文=null;
int i;
公共字符串EditNewMain菜单、菜单名、edittext;
字符串图像;
位图bmp,调整大小的位图;
位图[]bmps;
活动=空;
私人充气机;
私有图像视图[]模拟图像;
字符串[]项图像;
TextView[]电视;
字符串itemname,itemcode;
公共字符串[]项名称、项代码;
HashMap=newHashMap();
公共EditMainMenulistview(上下文上下文,JSONArray imageArrayJson){
上下文=上下文;
//充气机=
//(LayoutInflater)activity.getSystemService(Context.LAYOUT\u充气机\u服务);
//imageLoader=新的imageLoader(活动);
充气器=充气器。从(上下文);
this.mImages=newImageView[imageArrayJson.length()];
this.bmps=新位图[imageArrayJson.length()];
this.itemnames=新字符串[imageArrayJson.length()];
this.itemcodes=新字符串[imageArrayJson.length()];
试一试{
对于(i=0;i

如果有人能够重播,请提及上述代码,这意味着您非常感激在getview()中使用text.requestFocus()的原因。假设您在listview中有10个可见项,则调用getview 10次。因此text.requestFocus()也被调用10次,因此如果我是delete text.requestFocus()的话,焦点将放在最后一个可见项上同样的问题也会发生。