/*
* 在getView（） 内部，
* （1）adapter使用数组列表中指定位置的列表项，创建一个视图对象
* （2）将该对象返回给ListView
* （3）ListView 将其设置为自己的子视图
* （4）ListView刷新，在屏幕上显示
*
* ListView与Adapter 之间会话：
* 调用 getCount（） 获得总数，然后再调用 getView() 循环调用多次完成所有项目的显示
*/
@Override
public View getView(int position, View convertView, ViewGroup parent) {
// if we weren't given a view , inflate on
if (convertView == null) {
convertView =
getActivity()
.getLayoutInflater()
.inflate(R.layout.list_item_crime, null); // 使用新设计的R.layout.list_item_crime布局
}
// configure the view for this Crime
Crime c = getItem(position); // 可以不类型转换
TextView titleTextView =
(TextView) convertView.findViewById(R.id.crime_list_item_titleTextView);
titleTextView.setText(c.getmTitle());
TextView dateTextView =
(TextView) convertView.findViewById(R.id.crime_list_item_dateTextView);
dateTextView.setText(c.getmDate().toString());
CheckBox solvedCheckBox =
(CheckBox) convertView.findViewById(R.id.crime_list_item_solvedCheckBox);
solvedCheckBox.setChecked(c.isSolved());
return convertView;
}
private String getCrimeReport() {
String solvedString = null;
if (mCrime.ismSolved()) {
solvedString = getString(R.string.crime_report_solved);
} else {
solvedString = getString(R.string.crime_report_unresolved);
}
String dateFormat = "EEE, MMM dd";
String dateString = DateFormat.format(dateFormat, mCrime.getmDate()).toString();
String suspect = mCrime.getSuspect();
if (suspect == null) {
suspect = getString(R.string.crime_report_no_suspect);
} else {
suspect = getString(R.string.crime_report_suspect, suspect);
}
String report =
getString(R.string.crime_report, mCrime.getmTitle(), dateString, solvedString, suspect);
return report;
}
private void updateDate() {
mDateButton.setText(mCrime.getmDate().toString());
}
