themeColor: '#000000' // define the color of confirm button text title: 'Picker' // display in center of picker head items: [ [ { text: 'display', value: 'for code' }, { text: 'display', value: 'for code' } ], [ { text: 'display', value: 'for code' }, { text: 'display', value: 'for code' } ] ] // require selectedIndex: [0, 2, 3] // index of default select, default: [0, 0, 0]

change // column stop scroll. params: column index, item index of this column select // click confirm button. params: value array of all column, index array of all column cancel // user close picker value-change // click confirm button and this value is different from the previous one. params: value array of all column, index array of all column

show(next) // next a function, callback after showing picker. NOT require hide() // close picker scrollColumn(index, dist) // index is the index of target column, dist is the index of item you want to scroll to.