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//値を増減した後に数量を増減させる2つのボタンがあります。各行の価格を計算したいが、正しい値を与えていません。数量はスクロール中に変更されます。上記の問題は、リストビューのサイズが画面サイズ以上の場合に発生します。ListViewの各行から適切な値を計算することができません
パブリッククラスBaseddapterはBaseAdapter 延び{ @Override公共INT同様にgetCount（）{ 戻りprodetailarray.size（）。 }
@Override
public Object getItem(int i)
{
// Log.d("item_value",""+prodetailarray.get(i).getPrice());
return null;
}
@Override
public long getItemId(int i)
{
return 0;
}
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
listrowposition = position;
final ViewHolder holder;
if (convertView == null)
{
LayoutInflater inflater = getLayoutInflater();
convertView = inflater.inflate(R.layout.singlerowbill_detail, null);
holder = new ViewHolder();
holder.name = (TextView) convertView.findViewById(R.id.txtproname_prodetail);
holder.sellprice = (TextView) convertView.findViewById(R.id.txtprice_prodetail);
holder.proid = (TextView) convertView.findViewById(R.id.txtproid_prodetail);
holder.qty = (TextView) convertView.findViewById(R.id.txtquntty_prodetail);
holder.imgplus = (ImageView) convertView.findViewById(R.id.imgplus_prodetail);
holder.imgminus = (ImageView) convertView.findViewById(R.id.imgminus_prodetail);
holder.singlerowprice = (TextView) convertView.findViewById(R.id.txtsinglerow_price);
holder.baseprice = (TextView) convertView.findViewById(R.id.txt_base_price_prodetail);
holder.taxid = (TextView) convertView.findViewById(R.id.txt_taxid_prodetail);
holder.taxname = (TextView) convertView.findViewById(R.id.txt_taxname_prodetail);
holder.taxval = (TextView) convertView.findViewById(R.id.txt_taxval_prodetail);
// holder.singlerowprice.addTextChangedListener(new MytextWatcher(convertView));
holder.delete = (ImageView) convertView.findViewById(R.id.txtdeleterow);
holder.txtkg = (TextView) convertView.findViewById(R.id.txtkg);
holder.whole_qntty = (TextView) convertView.findViewById(R.id.txt_whole_qntty_prodetail);
holder.delete.setTag(position);
holder.circularImageView = (CircularImageView) convertView.findViewById(R.id.productImage_billdetail);
holder.linearLayout = (LinearLayout) convertView.findViewById(R.id.linearkg);
holder.name.setTypeface(light);
holder.singlerowprice.setTypeface(light);
holder.baseprice.setTypeface(light);
holder.qty.setTypeface(light);
//holder.qty.setTag(position);
convertView.setTag(holder);
}
else
{
holder = (ViewHolder) convertView.getTag();
}
base_price = prodetailarray.get(listrowposition).getBaseprice();
Log.d("baseprice==", "***" + base_price);
holder.baseprice.setText(prodetailarray.get(listrowposition).getBaseprice());
//this means if qnty contain only number means add as unit otherwise add as kg
if(prodetailarray.get(listrowposition).getQntity().matches("[0-9]+"))
{
holder.qty.setText(prodetailarray.get(position).getQntity());
//holder.linearLayout.setVisibility(View.VISIBLE);
holder.imgplus.setVisibility(View.VISIBLE);
holder.imgminus.setVisibility(View.VISIBLE);
// holder.txtkg.setVisibility(View.GONE);
Log.d("qntty_kg??",""+prodetailarray.get(listrowposition).getQntity());
}
else
{
// holder.linearLayout.setVisibility(View.GONE);
holder.imgplus.setVisibility(View.GONE);
holder.imgminus.setVisibility(View.GONE);
// holder.txtkg.setVisibility(View.VISIBLE);
holder.qty.setText(""+prodetailarray.get(listrowposition).getQntity());
Log.d("qntty_kg==",""+prodetailarray.get(listrowposition).getQntity());
// Toast.makeText(Bill_details.this,""+prodetailarray.get(position).getQntity(),Toast.LENGTH_LONG).show();
}
holder.name.setText(prodetailarray.get(listrowposition).getProductname());
holder.sellprice.setText(getResources().getString(R.string.Rs)+" "+prodetailarray.get(position).getPrice());
holder.taxid.setText(prodetailarray.get(listrowposition).getTaxid());
holder.taxname.setText(prodetailarray.get(listrowposition).getTaxname());
holder.taxval.setText(prodetailarray.get(listrowposition).getTaxvalue());
holder.whole_qntty.setText(prodetailarray.get(listrowposition).getWhole_qntty());
holder.proid.setText(prodetailarray.get(listrowposition).getProducuid());
final String str=prodetailarray.get(listrowposition).getQntity();
Double q = Double.parseDouble(str.replaceAll("KG", ""));
holder.singlerowprice.setText(getResources().getString(R.string.Rs)+" " + Double.parseDouble(prodetailarray.get(listrowposition).getPrice()) * q);
drawable = mDrawableBuilder.build(String.valueOf(holder.name.getText().toString().trim().toUpperCase().charAt(0)),
mColorGenerator.getColor((holder.name.getText().toString().trim().charAt(0))));
holder.circularImageView.setImageDrawable(drawable);
holder.delete.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View view)
{
total_item = totalquantity-1;
totalquantity=total_item;
Integer index = (Integer) view.getTag();
Log.d("indexval==","delete"+index.intValue());
prodetailarray.remove(index.intValue());
adapter.notifyDataSetChanged();
listView.invalidateViews();
Log.d("listCount==",""+listView.getCount());
// totalprice=0;
Double add = 0.0;
Double pr = 0.0;
// listView.invalidateViews();
if (listView.getCount() == 0)
{
totalitem.setText("0 Items");
totalamount.setText(getResources().getString(R.string.Rs)+" 0");
editor.remove("count");
editor.remove("price");
editor.commit();
}
Log.d("liistvisiblepos==",""+(listView.getLastVisiblePosition()-listView.getFirstVisiblePosition())) ;
for (int i = 0; i < listView.getCount(); i++)
{
// this if is for after delete item it will take first item so we dont want like this
if(index.intValue() != i)
{
/* View v = listView.getChildAt(i);
TextView tvquan = (TextView) v.findViewById(R.id.txtquntty_prodetail);
TextView tvprice = (TextView) v.findViewById(R.id.txtsinglerow_price);
*/
String str = holder.qty.getText().toString().trim();
Double p = Double.parseDouble(str.replaceAll(getResources().getString(R.string.Rs), ""));
pr = pr + p;
totalitem.setText("" + total_item + " Items");
totalamount.setText(getResources().getString(R.string.Rs) + " " + pr);
// Log.d("listitemcount==", "tvquan==" + tvquan.getText().toString() + "add==" + add + "price" + pr + "p==" + p);
}
}
}
});
holder.imgplus.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View view)
{
View v1=view;
PLUSMINUS = 100;
if(holder.qty.getText().toString().matches("[0-9]+"))
{
plus_qnty = Integer.parseInt(holder.qty.getText().toString());
Log.d("plus_qnty==",""+plus_qnty);
//this is for check the quantity that useer enter is not more than qntty in stock
Log.d("whole_qnt_plus==",""+holder.whole_qntty.getText().toString());
whole_qnt= Integer.parseInt(holder.whole_qntty.getText().toString());
Log.d("whole_qnt_plus==",""+whole_qnt);
plus_qnty = plus_qnty + 1;
if(plus_qnty>whole_qnt)
{
Toast.makeText(getApplicationContext(), getResources().getString(R.string.outofstock), Toast.LENGTH_LONG).show();
}
else
{
prodetailarray.get(listrowposition).setQntity(String.valueOf(plus_qnty));
holder.qty.setText("" + plus_qnty);
//remove all the text except price (integer value)
String str=holder.sellprice.getText().toString().trim();
Double sell_price= Double.parseDouble(str.replaceAll(getResources().getString(R.string.Rs), ""));
holder.singlerowprice.setText(getResources().getString(R.string.Rs)+" " + Double.parseDouble(holder.qty.getText().toString()) * sell_price);
prodetailarray.get(listrowposition).setQntity(String.valueOf(plus_qnty));
prodetailarray.get(listrowposition).setBaseprice("" + Double.parseDouble(base_price) * plus_qnty);
}
/*for calculate value after change if any change*/
Double add = 0.0;
Double pr = 0.0;
for (int i = 0;i < listView.getCount(); i++)
{
Log.d("listviewcount==",""+listView.getCount());
View v = listView.getAdapter().getView(i,null,null);
TextView tvquan = (TextView) v.findViewById(R.id.txtquntty_prodetail);
TextView tvprice = (TextView) v.findViewById(R.id.txtsinglerow_price);
// String str_qun=tvquan.getText().toString().trim();
String str_qun=tvquan.getText().toString().trim();
Log.d("listviewcount==",""+str_qun);
Double c = Double.parseDouble(str_qun.replaceAll("KG", ""));
add = c + add;
String str = tvprice.getText().toString().trim();
// String str = holder.singlerowprice.getText().toString().trim();
Log.d("str_qun==",""+str_qun+str);
Double p = Double.parseDouble(str.replaceAll(getResources().getString(R.string.Rs), ""));
pr = pr + p;
// Log.d("listitemcount==", "tvquan==" + tvquan.getText().toString() + "add==" + add + "price" + pr);
totalamount.setText(getResources().getString(R.string.Rs) +" "+ pr);
}
}
else {
}
}
});
holder.imgminus.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
PLUSMINUS = 200;
if(holder.qty.getText().toString().matches("[0-9]+"))
{
minus_qnty = Integer.parseInt(holder.qty.getText().toString());
if (minus_qnty == 1)
{
// holder.qty.setText(""+);
}
else
{
minus_qnty = minus_qnty - 1;
holder.qty.setText("" + minus_qnty);
String str=holder.sellprice.getText().toString();
Double sell_price= Double.parseDouble(str.replaceAll(getResources().getString(R.string.Rs), ""));
holder.singlerowprice.setText(getResources().getString(R.string.Rs)+" " + Double.parseDouble(holder.qty.getText().toString()) * sell_price);
prodetailarray.get(listrowposition).setQntity(String.valueOf(minus_qnty));
prodetailarray.get(listrowposition).setBaseprice("" + Double.parseDouble(base_price) * minus_qnty);
}
/*for calculate value after change if any change*/
Double add = 0.0;
Double pr = 0.0;
for (int i = 0; i <listView.getCount(); i++)
{
View v = listView.getAdapter().getView(i,null,null);
TextView tvquan = (TextView) v.findViewById(R.id.txtquntty_prodetail);
TextView tvprice = (TextView) v.findViewById(R.id.txtsinglerow_price);
String str_qun=tvquan.getText().toString().trim();
Double c = Double.parseDouble(str_qun.replaceAll("KG", ""));
add = c + add;
String str = tvprice.getText().toString().trim();
Double p = Double.parseDouble(str.replaceAll(getResources().getString(R.string.Rs), ""));
pr = pr + p;
// Log.d("listitemcount==", "tvquan==" + tvquan.getText().toString() + "add==" + add + "price" + pr);
totalamount.setText(getResources().getString(R.string.Rs) +" "+ pr);
}
}
else
{
}
}
});
if(!prodetailarray.get(listrowposition).getQntity().matches("[0-9]+"))
{
holder.qty.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View view)
{
final Integer index = (Integer) view.getTag();
Log.d("indexval==","index==="+index);
final Dialog dialog_item = new Dialog(Bill_details.this);
dialog_item.setContentView(R.layout.add_item_dialog);
dialog_item.getWindow().setLayout(AppBarLayout.LayoutParams.FILL_PARENT, AppBarLayout.LayoutParams.WRAP_CONTENT);
final EditText edt_enter_qntty = (EditText) dialog_item.findViewById(R.id.txtqntty_item_dialog);
TextView ok = (TextView) dialog_item.findViewById(R.id.txtok_item_dialog);
ok.setOnClickListener(new View.OnClickListener()
{
@Override
public void onClick(View view)
{
if(edt_enter_qntty.getText().toString().equals(""))
{
}
else
{
Double dialog_qntty= Double.parseDouble(edt_enter_qntty.getText().toString());
// PLUSMINUS = 100;
kg_qntty = dialog_qntty;
//this is for checking entered qunnt is not more than avail qntty
String whole_qnt=holder.whole_qntty.getText().toString();
String whole_qnt_replce= (whole_qnt.replaceAll("KG", ""));
whole_qnt_kg= Double.parseDouble(whole_qnt_replce);
Log.d("whole_qnt_kg==",""+whole_qnt_kg);
if(kg_qntty>whole_qnt_kg)
{
Toast.makeText(getApplicationContext(), getResources().getString(R.string.outofstock), Toast.LENGTH_LONG).show();
}
else
{
prodetailarray.get(listrowposition).setQntity(String.valueOf(kg_qntty));
holder.qty.setText("" + kg_qntty+"KG");
//remove all the text except price (integer value)
String str_qnty=holder.qty.getText().toString();
Double qty= Double.parseDouble(str_qnty.replaceAll("KG", ""));
String str=holder.sellprice.getText().toString();
Double sell_price= Double.parseDouble(str.replaceAll(getResources().getString(R.string.Rs), ""));
holder.singlerowprice.setText(getResources().getString(R.string.Rs)+" " + qty * sell_price);
prodetailarray.get(listrowposition).setQntity(String.valueOf(kg_qntty));
prodetailarray.get(listrowposition).setBaseprice("" + Double.parseDouble(base_price) * kg_qntty);
}
/*for calculate value after change if any change*/
Double add = 0.0;
Double pr = 0.0;
for (int i = 0;i <listView.getCount(); i++)
{
View v = listView.getAdapter().getView(i,null,null);
TextView tvquan = (TextView) v.findViewById(R.id.txtquntty_prodetail);
TextView tvprice = (TextView) v.findViewById(R.id.txtsinglerow_price);
String str_quan=tvquan.getText().toString().trim();
Log.d("strqn",str_quan);
String c = (str_quan.replaceAll("KG", ""));
Log.d("strqn", "" + c);
add = Double.parseDouble(c) + add;
String str_pri=tvprice.getText().toString().trim();
Double p= Double.parseDouble(str_pri.replaceAll(getResources().getString(R.string.Rs), ""));
pr = pr + p;
Log.d("total_qntty", "tvquan==" + tvquan.getText().toString() + "add==" + add + "price" + pr);
// totalitem.setText("" + add+" Items");
totalamount.setText(getResources().getString(R.string.Rs) +" "+ pr);
}
}
dialog_item.dismiss();
}
});
dialog_item.show();
}
});
}
return convertView;
}
@Override
public int getViewTypeCount() {
return getCount();
}
@Override
public int getItemViewType(int position) {
return position;
}
}
私はアダプタークラスplz chk .thanxを前もってアップロードしています – gautam