void initList() {
App app = (App) getApplication();
List<Semester> semesters = app.getDBHelper().getSemesters(app.getUserDB());
mData.clear();
for (int i = 0; i < semesters.size(); i++) {
HashMap<String, Object> map = new HashMap<String, Object>();
String name = semesters.get(i).name;
name = (name == null || name.length() == 0) ? "2012年秋季学期" : name;
map.put("name", name);
map.put("semester", semesters.get(i));
mData.add(map);
}
SimpleAdapter adapter =
new MySimpleAdapter(
this, mData, R.layout.simple_list_item, new String[] {"name"}, new int[] {R.id.title});
// SimpleAdapter adapter = new SimpleAdapter(this, array, R.layout.simple_list_item, new
// String[]{"name"}, new int[]{R.id.title});
ListView listView = (ListView) findViewById(R.id.user_list);
listView.setAdapter(adapter);
listView.setOnItemClickListener(new MyOnItemClickListener());
listView.setDivider(null);
int dimension = (int) getResources().getDimension(R.dimen.home_menu_left_padding);
listView.setPadding(0, dimension, 0, dimension);
}
@Override
public void onItemClick(AdapterView<?> listView, View arg1, final int position, long arg3) {
final Semester semester = (Semester) mData.get(position).get("semester");
final App app = (App) getApplication();
String semesterName = semester.name;
if (app.getActiveSemesterId() != semester.id) {
new AlertDialog.Builder(SemestersActivity.this)
.setTitle("提示")
.setMessage("确定将" + semesterName + "设为当前学期？")
.setPositiveButton(
"确定",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialoginterface, int i) {
app.setActiveSemesterId(semester.id);
Map<String, Object> map = new HashMap<String, Object>();
map.put("active_semester_id", semester.id);
mDataAdapter.updateUser(map, null, null, null, 0);
UIUtil.block(SemestersActivity.this);
}
})
.setNegativeButton(
"取消",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialoginterface, int i) {
// 按钮事件
dialoginterface.dismiss();
}
})
.show();
}
}
public MySimpleAdapter(
Context context,
List<? extends Map<String, ?>> data,
int resource,
String[] from,
int[] to) {
super(context, data, resource, from, to);
App app = (App) getApplication();
localSemesterId = app.getActiveSemesterId();
}
public Paint getPaintCourseText() {
if (paintCourseText == null) {
paintCourseText = new Paint();
paintCourseText.setColor(Color.WHITE);
float size =
TypedValue.applyDimension(
TypedValue.COMPLEX_UNIT_SP, 12, App.getInstance().getResources().getDisplayMetrics());
paintCourseText.setTextSize(size);
paintCourseText.setAntiAlias(true);
}
return paintCourseText;
}
public int getSizeFromStyleFile(int fileSize) {
return ImageHlp.changeToSystemUnitFromDP(App.getInstance(), fileSize / 2);
}