dialog, custom dialog, sqlite db, custom spinner, adapters
- Click on the "Add" button to open new dialog.
- Enter: Title, Description and Priority (Urgent, Medium and Low) and hit "Save".
- it save the data into sqlite db and into the list.
- Main Activity now contains a List view with the task you entered.
- items has a color for Priority(red: urgent, orange: medium, yellow: low), Title and CheckBox of "complete task"
- items are sorted by: completion (not complete first), priority (urgent first) and last by date entered.
- Press on item will show a dialog with more details of the task.
- Long press on item will show a dialog for delete the task (yes or no).