mardi 14 juillet 2015

How to check a checkbox if it is checked prevoiusly

I have implemented check box in a list, there is a names with check box. My problem is, I will select five names and I will display those names, after that if I come back to list, again those five names should be checked because I have already selected those names.

But now those are unchecked when I have revisited. How to achieve this.

My adapter code.

     holder.UserId_Fk.setText(tempValues.getUserId_Fk().toString());
            holder.chkbox.setOnCheckedChangeListener(null);

            holder.chkbox.setChecked(checkedHolder[position]);
            Log.i(TAG, "Position " + checkedHolder[position]);

            if (checkedHolder[position])
                holder.chkbox.setChecked(true);
            else
                holder.chkbox.setChecked(false);

            holder.chkbox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
                        @Override
                        public void onCheckedChanged(CompoundButton buttonView,
                                boolean isChecked) {

                            checkedHolder[position] = isChecked;
                            Log.i(TAG, "Position " + checkedHolder[position]);
                        }
                    });

My activity code..

list.setOnItemClickListener(new OnItemClickListener() {

            public void onItemClick(AdapterView<?> parent, View view,
                    int position, long id) {

                CheckBox cb = (CheckBox) view.findViewById(R.id.chkbox);

                cb.performClick();

                if (cb.isChecked()) {

                    for (int i = 0; i < adapter.getCount(); i++) {
                        if (adapter.checkedHolder[i]) {
                            // get all name values that checked by user
                            MemberName.clear();
                            MemberName.add(ItemsArr.get(i).getItemName().toString());
                            cb.setChecked(true);
                            Log.i(TAG, "Name " + MemberName);
                            // Name = ItemsArr.get(i).getItemName().toString();
                            //Log.i(TAG, "Name " + Name);
                        }
                    }
                } else if (!cb.isChecked()) {

                }    
            }    
        });




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