Android RecyclerView Help.......

[dushan135]

mage app eke recyclerview ekata mama item add karanawa shopping cart ekaka wage. A row wala tinawa edit text ekak. ekata apita one value ekak type karanna tinne. mama a data server ekakata send karanawa. Prashne tinne mama item 10,12k add karala edit text eke value type karala send karaddi send wenne mul row 5 tina value tika witharai hariyata. 6 weni eke idala send wenne 5 weni edit text eke tibuna value eka.

me tinne udaharanayak.

Quantity : 1
Quantity : 2
Quantity : 3
Quantity : 4
Quantity : 5
Quantity : 5
Quantity : 5
Quantity : 5
Quantity : 5
Quantity : 5

danna kenek udawwak denna.

me tinne main class eke method eka

private class SendItemAsync extends AsyncTask<Void, Void, Void> {
@Override
protected void onPreExecute() {
}

@Override
protected Void doInBackground(Void... arg0) {

//Create JSON string start
json_string = "{\"sending_items\":[";

for (int i = 0; i < myRecyclerViewAdapter.getItemCount(); i++) {

//Repeat and loop this until all objects are added (and add try+catch)
try {
JSONObject obj_new = new JSONObject();
obj_new.put("order_no", orderIdForItemTable);
obj_new.put("items", myRecyclerViewAdapter.getItemName(i).toString());
obj_new.put("items_no", myRecyclerViewAdapter.getItemPCode(i).toString());
obj_new.put("plant", myRecyclerViewAdapter.getItemPlant(i).toString());
obj_new.put("quantity", getNumPicNumber(i));
json_string = json_string + obj_new.toString() + ",";

} catch (JSONException e) {
e.printStackTrace();
}
}

//Close JSON string
json_string = json_string.substring(0, json_string.length() - 1);
json_string += "]}";

HttpParams httpParams = new BasicHttpParams();
HttpConnectionParams.setConnectionTimeout(httpParams, 3500);
HttpConnectionParams.setSoTimeout(httpParams, 1000);
HttpClient client = new DefaultHttpClient(httpParams);

String url = AppConfig.URL_ITEMS_SEND;

HttpPost request = new HttpPost(url);
try {
request.setEntity(new ByteArrayEntity(json_string.getBytes("UTF8")));
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
request.setHeader("json", json_string);
request.setHeader("Accept", "application/json");
request.setHeader("Content-Type", "application/json");
Log.i("", "excuting request");
HttpResponse response = null;
try {
response = client.execute(request);
Log.d("HTTP Response", response.getStatusLine().toString());
try {
String responseBody = EntityUtils.toString(response.getEntity());
Log.d("Server Response", responseBody);
} catch (IOException e) {
e.printStackTrace();
}
} catch (IOException e) {
e.printStackTrace();

}
return null;
}

@Override
protected void onPostExecute(Void aVoid) {
finish();
Bundle basket = new Bundle();
basket.putString("dealerName", dealerName);
basket.putString("orderNo", newOrderId);
basket.putString("jsonString", json_string);
Intent intent = new Intent(SelectItem.this, ItemCart.class);
intent.putExtras(basket);
startActivity(intent);
finish();
//Toast.makeText(getApplicationContext(), json_string, Toast.LENGTH_LONG).show();
}
}

private String getNumPicNumber(int i) {
if (myRecyclerView.findViewHolderForLayoutPosition(i) instanceof SelectItemAdapter.ItemHolder) {
SelectItemAdapter.ItemHolder childHolder = (SelectItemAdapter.ItemHolder) myRecyclerView.findViewHolderForLayoutPosition(i);
numberPickerNumber = childHolder.getQtyNumber();
}
return numberPickerNumber;
}


me tinne adapter class eka

public class SelectItemAdapter extends RecyclerView.Adapter<SelectItemAdapter.ItemHolder> {

private List<String> itemsName, itemsQty, itemsPCode, itemPlant;
private OnItemClickListener onItemClickListener;
private LayoutInflater layoutInflater;
private RecyclerView myRecyclerview;

public SelectItemAdapter(Context context) {
layoutInflater = LayoutInflater.from(context);
itemsName = new ArrayList<String>();
itemsQty = new ArrayList<String>();
itemsPCode = new ArrayList<String>();
itemPlant = new ArrayList<String>();
}

@Override
public SelectItemAdapter.ItemHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View itemView = layoutInflater.inflate(R.layout.custom_row_selected_item, parent, false);
return new ItemHolder(itemView, this);
}

@Override
public void onBindViewHolder(SelectItemAdapter.ItemHolder holder, int position) {
holder.setItemName(itemsName.get(position));
holder.setItemQty(itemsQty.get(position));
holder.setItemPCode(itemsPCode.get(position));
holder.setItemPlant(itemPlant.get(position));

}

@Override
public int getItemViewType(int position) {
return position;
}


@Override
public int getItemCount() {
return itemsName.size();
}

public Object getItemName(int position) {
return itemsName.get(position);
}

public Object getItemPCode(int position) {
return itemsPCode.get(position);
}

public Object getItemPlant(int position) {
return itemPlant.get(position);
}

public void setOnItemClickListener(OnItemClickListener listener) {
onItemClickListener = listener;
}

public OnItemClickListener getOnItemClickListener() {
return onItemClickListener;
}


public interface OnItemClickListener {
public void onItemClick(ItemHolder item, int position);
}

public void add(int location, String iName, String iQty, String iPCode, String iPlant) {
itemsName.add(location, iName);
itemsQty.add(location, iQty);
itemsPCode.add(location, iPCode);
itemPlant.add(location, iPlant);
notifyItemInserted(location);
}

public void remove(int location) {
if (location >= itemsName.size())
return;

itemsName.remove(location);
notifyItemRemoved(location);
}

public static class ItemHolder extends RecyclerView.ViewHolder implements View.OnClickListener {

private SelectItemAdapter parent;
TextView textItemName, txtPCode, txtAvailableQty, txtTempQty, txtPlant;
Button bRemove;
EditText numPicker;

public ItemHolder(View itemView, SelectItemAdapter parent) {
super(itemView);
this.parent = parent;
textItemName = (TextView) itemView.findViewById(R.id.txtProductName);
txtAvailableQty = (TextView) itemView.findViewById(R.id.txtAvailbleQty);
txtPCode = (TextView) itemView.findViewById(R.id.txtPCode);
txtPlant = (TextView) itemView.findViewById(R.id.txtPlant);
bRemove = (Button) itemView.findViewById(R.id.bRemove);
numPicker = (EditText) itemView.findViewById(R.id.numberPicker);

bRemove.setOnClickListener(this);
}


public void setItemName(CharSequence name) {
textItemName.setText(name);
}

public void setItemQty(CharSequence name) {
txtAvailableQty.setText(name);
}

public void setItemPCode(CharSequence name) {
txtPCode.setText(name);
}

public void setItemPlant(CharSequence name) {
txtPlant.setText(name);
}

public String getQtyNumber() {
return numPicker.getText().toString();
}

public CharSequence getItemName() {
return textItemName.getText();
}


public CharSequence getItemPCode() {
return txtPCode.getText();
}

@Override
public void onClick(View v) {
final OnItemClickListener listener = parent.getOnItemClickListener();
if (listener != null) {
listener.onItemClick(this, getPosition());
}
}
}

}

 

[sri D]

bump

 

[Ysa Karu]

බම්ප්

 

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