Hello mukesh, thanks a lot, i will try the same procedure as you described.... Thanks
On 1/11/12, Mukesh Srivastav <[email protected]> wrote: > Hi Chander, > > I wish if i could help with the whole source. The problem is the design. > > let me tell you the real approach. > > 1. create a model class which holds the data that is name and checkbox with > setters and getters. below is the example > > /** Holds Music data. */ > private static class Music { > private String name = ""; > private boolean checked = false; > > public Music() { > } > > have the setters and getters for name and checked > > 2.Create a View adapter class which holds the child view data. below is the > example > > private static class MusicViewHolder { > private CheckBox checkBox; > private TextView textView; > > public MusicViewHolder() { > } > > public MusicViewHolder(TextView textView, CheckBox checkBox) { > this.checkBox = checkBox; > this.textView = textView; > } > > public CheckBox getCheckBox() { > return checkBox; > } > > public void setCheckBox(CheckBox checkBox) { > this.checkBox = checkBox; > } > > public TextView getTextView() { > return textView; > } > > public void setTextView(TextView textView) { > this.textView = textView; > } > } > > > 3. your custom adapter which actally extends the Arrayadapter should be > like this > > /** Custom adapter for displaying an array of Music objects. */ > private static class MusicArrayAdapter extends ArrayAdapter<Music> { > > private LayoutInflater inflater; > > public MusicArrayAdapter(Context context, List<Music> musicList) { > super(context, R.layout.simplerow, R.id.rowTextView, musicList); > // Cache the LayoutInflate to avoid asking for a new one each time. > inflater = LayoutInflater.from(context); > } > > @Override > public View getView(int position, View convertView, ViewGroup parent) { > // Music to display > Music music = (Music) this.getItem(position); > > // The child views in each row. > CheckBox checkBox; > TextView textView; > > // Create a new row view > if (convertView == null) { > convertView = inflater.inflate(R.layout.simplerow, null); > > // Find the child views. > textView = (TextView) convertView > .findViewById(R.id.rowTextView); > textView.setTextColor(Color.BLACK); > checkBox = (CheckBox) convertView.findViewById(R.id.CheckBox01); > > convertView.setTag(new MusicViewHolder(textView, checkBox)); > > checkBox.setOnClickListener(new View.OnClickListener() { > public void onClick(View v) { > CheckBox cb = (CheckBox) v; > Music music = (Music) cb.getTag(); > music.setChecked(cb.isChecked()); > } > }); > } > else { > MusicViewHolder viewHolder = (MusicViewHolder) convertView > .getTag(); > checkBox = viewHolder.getCheckBox(); > textView = viewHolder.getTextView(); > } > > checkBox.setTag(music); > > checkBox.setChecked(music.isChecked()); > textView.setText(music.getName()); > > return convertView; > } > > } > > > 4.finally your setItemclicklisteners should be > > Music music = listAdapter.getItem(position); > music.toggleChecked(); > MusicViewHolder viewHolder = (MusicViewHolder) item > .getTag(); > viewHolder.getCheckBox().setChecked(music.isChecked()); > > > > That's it. as i said, i have done this earlier, it requries the whole > process. bascially you need to create and store the data in private Music[] > musiclistarray; > > > Warm Regards, > *Mukesh Kumar*, > Android Consultant/Freelancer, > India,Hyderabad. > > On Wed, Jan 11, 2012 at 12:11 PM, chander <[email protected]> wrote: > >> Hi all, >> >> In my application, i created a custom file adapter and i am using >> ListView with checkboxes, upto this point everything working great. >> But now i have to take the values of Checked listView items in an >> Array list. In my list view, i am listing Files present on the SD card >> so i have to take Files for further processing by storing it in an >> Array List. >> >> I am confused here how i pass multiple files for the processing, can >> someone help me in how i pass checked Files to further processing, or >> do i need to change my FileAdapter also ? >> >> My Adapter class code :-- >> >> public class FileAdapter extends ArrayAdapter<File> >> { >> Context context; >> File[] files; >> CheckBox Check; >> >> >> public FileAdapter(Context context, File[] files) >> { >> super(context, -1, files); >> this.context = context; >> this.files = files; >> >> >> } >> >> >> Thanks >> >> -- >> You received this message because you are subscribed to the Google >> Groups "Android Developers" group. >> To post to this group, send email to [email protected] >> To unsubscribe from this group, send email to >> [email protected] >> For more options, visit this group at >> http://groups.google.com/group/android-developers?hl=en > > > > > -- > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- Chandra Mohan Mourya -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
