Custom calendar dayview in android

Question

I want to develop a custom calendar day view for android OS 1.5 and later on.

Similar to android day calendar and event add & display in day view.

If you

Answer 1

I just worked on this:

You could consider it a blueprint to start.

/**
 * @author Sherif
 * 
 * Copyright 2011
 *
 * Sample Day Viewer that will show entries of each hour with ability to 
 * add events and stuff
 * You should find a way to keep a container that will keep track of added events
 *
 */
public class DayViewActivity extends ListActivity {
/** Called when the activity is first created. */
private static int HOURS_PER_DAY = 24;

Context mContext = this;
@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    //getListView().setBackgroundColor(Color.rgb(12, 12, 12));
    getListView().setDividerHeight(0);
    setListAdapter(new ListAdapter(){

        @Override
        public boolean areAllItemsEnabled() {
            // TODO Auto-generated method stub
            return false;
        }

        @Override
        public boolean isEnabled(int arg0) {
            // TODO Auto-generated method stub
            return false;
        }

        @Override
        public int getCount() {
            // TODO Auto-generated method stub
            return HOURS_PER_DAY;
        }

        @Override
        public Object getItem(int arg0) {
            // TODO Auto-generated method stub
            return null;
        }

        @Override
        public long getItemId(int arg0) {
            // TODO Auto-generated method stub
            return 0;
        }

        @Override
        public int getItemViewType(int arg0) {
            // TODO Auto-generated method stub
            return 0;
        }

        @Override
        public View getView(int position, View arg1, ViewGroup arg2) {
            // TODO Auto-generated method stub
            LayoutInflater inflater = getLayoutInflater();
            View listItem = (View) inflater.inflate(R.layout.list_item, getListView(),false);
            TextView hourTV = (TextView) listItem.findViewById(R.id.hourTV);
            TextView amTV = (TextView) listItem.findViewById(R.id.amTV);
            hourTV.setTextColor(Color.BLUE);
            amTV.setTextColor(Color.BLUE);
            final LinearLayout eventsLL = (LinearLayout) listItem.findViewById(R.id.eventsLL);
            hourTV.setText(String.valueOf((position+9)%24));
            //I set am/pm for each entry ... you could specify which entries
            if(((position>=0)&&(position<=2))||((position>=15)&&(position<=23)))
                amTV.setText("am");
            else
                amTV.setText("pm");
            eventsLL.setOnClickListener(new OnClickListener(){

                @Override
                public void onClick(View arg0) {
                    // TODO Auto-generated method stub
                    AlertDialog.Builder alert = new AlertDialog.Builder(mContext); 

                    alert.setTitle("New Event"); 
                    alert.setMessage("Event:"); 

                    // Set an EditText view to get user input 
                    final EditText input = new EditText(mContext); 
                    alert.setView(input); 

                    alert.setPositiveButton("Add", new DialogInterface.OnClickListener() { 
                        public void onClick(DialogInterface dialog, int whichButton) { 
                            TextView A = new TextView(mContext);
                            A.setText(input.getText());
                            A.setTextColor(Color.BLACK);
                            eventsLL.addView(A);
                        } 
                    }); 

                    alert.setNegativeButton("Cancel", new DialogInterface.OnClickListener() { 
                        public void onClick(DialogInterface dialog, int whichButton) {
                        } 
                    }); 
                    alert.show();
                }

            });
            return listItem;
        }

        @Override
        public int getViewTypeCount() {
            // TODO Auto-generated method stub
            return 1;
        }

        @Override
        public boolean hasStableIds() {
            // TODO Auto-generated method stub
            return false;
        }

        @Override
        public boolean isEmpty() {
            // TODO Auto-generated method stub
            return false;
        }

        @Override
        public void registerDataSetObserver(DataSetObserver arg0) {
            // TODO Auto-generated method stub

        }

        @Override
        public void unregisterDataSetObserver(DataSetObserver arg0) {
            // TODO Auto-generated method stub

        }

    });
}

/drawable/eventbg.xml

/layout/list_item.xml