private void clearOldSelections() {
for (MonthCellDescriptor selectedCell : selectedCells) {
// De-select the currently-selected cell.
selectedCell.setSelected(false);
}
selectedCells.clear();
selectedCals.clear();
}
@Override
public void handleClick(MonthCellDescriptor cell) {
if (!cell.isSelected()) {
clearAllOldSelections();
mSelectedCellList.add(cell);
cell.setSelected(true);
Calendar newlySelectedCal = Calendar.getInstance(Locale.getDefault());
newlySelectedCal.setTime(cell.getDate());
mSelectedCalendarList.add(newlySelectedCal);
flushView();
}
}
private Date applyMultiSelect(Date date, Calendar selectedCal) {
for (MonthCellDescriptor selectedCell : selectedCells) {
if (selectedCell.getDate().equals(date)) {
// De-select the currently-selected cell.
selectedCell.setSelected(false);
selectedCells.remove(selectedCell);
date = null;
break;
}
}
for (Calendar cal : selectedCals) {
if (sameDate(cal, selectedCal)) {
selectedCals.remove(cal);
break;
}
}
return date;
}
private void clearOldCellSelections() {
for (MonthCellDescriptor cellDescriptor : mSelectedCellList) {
cellDescriptor.setSelected(false);
}
mSelectedCellList.clear();
}
private boolean doSelectDate(Date date, MonthCellDescriptor cell) {
Calendar newlySelectedCal = Calendar.getInstance(locale);
newlySelectedCal.setTime(date);
// Sanitize input: clear out the hours/minutes/seconds/millis.
setMidnight(newlySelectedCal);
// Clear any remaining range state.
for (MonthCellDescriptor selectedCell : selectedCells) {
selectedCell.setRangeState(RangeState.NONE);
}
switch (selectionMode) {
case RANGE:
if (selectedCals.size() > 1) {
// We've already got a range selected: clear the old one.
clearOldSelections();
} else if (selectedCals.size() == 1 && newlySelectedCal.before(selectedCals.get(0))) {
// We're moving the start of the range back in time: clear the
// old start date.
clearOldSelections();
}
break;
case MULTIPLE:
date = applyMultiSelect(date, newlySelectedCal);
break;
case SINGLE:
clearOldSelections();
break;
default:
throw new IllegalStateException("Unknown selectionMode " + selectionMode);
}
if (date != null) {
// Select a new cell.
if (selectedCells.size() == 0 || !selectedCells.get(0).equals(cell)) {
selectedCells.add(cell);
cell.setSelected(true);
}
selectedCals.add(newlySelectedCal);
if (selectionMode == SelectionMode.RANGE && selectedCells.size() > 1) {
// Select all days in between start and end.
Date start = selectedCells.get(0).getDate();
Date end = selectedCells.get(1).getDate();
selectedCells.get(0).setRangeState(MonthCellDescriptor.RangeState.FIRST);
selectedCells.get(1).setRangeState(MonthCellDescriptor.RangeState.LAST);
for (List<List<MonthCellDescriptor>> month : cells) {
for (List<MonthCellDescriptor> week : month) {
for (MonthCellDescriptor singleCell : week) {
if (singleCell.getDate().after(start)
&& singleCell.getDate().before(end)
&& singleCell.isSelectable()) {
singleCell.setSelected(true);
singleCell.setRangeState(MonthCellDescriptor.RangeState.MIDDLE);
selectedCells.add(singleCell);
}
}
}
}
}
}
// Update the adapter.
validateAndUpdate();
return date != null;
}