How to delete entry and video file in a listview file browser?

Question

Problem description: I wanted a \"delete\" function which could perform delete/remove of the selected entry in a listview and at the same time delete the residing video file

Answer 1

@Override // create contextuel menu 
            public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
                super.onCreateContextMenu(menu, v, menuInfo);
                menu.setHeaderTitle("Action");

                menu.add(0,100,1,"delete");

            }

    //////////////////////////////////////////////////
    @Override // Select an item 
        public boolean onContextItemSelected(MenuItem item) {
            final AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo();
            switch(item.getItemId()){
            case 100:
    public void onClick(DialogInterface dialog, int id) {
                    db.delete_item(info.id);

                    //here update list view
    }
    });

    ////////////

    public boolean delete_item(long id){ 

    return db.delete("name_table", "_id="+id, null)>0;}
    ////////////////