import group.pals.android.lib.ui.filechooser.utils.DateUtils; //导入依赖的package包/类
/**
 * Formats {@code millis} to time.
 * 
 * @param c
 *            {@link Context}.
 * @param millis
 *            the time in milliseconds.
 * @return the formatted time.
 */
private static String formatDate(Context c, long millis) {
    if (android.text.format.DateUtils.isToday(millis))
        return c.getString(R.string.afc_today);

    Calendar cal = Calendar.getInstance();
    cal.setTimeInMillis(millis);

    final Calendar yesterday = Calendar.getInstance();
    yesterday.add(Calendar.DAY_OF_YEAR, -1);

    if (cal.get(Calendar.YEAR) == yesterday.get(Calendar.YEAR)) {
        if (cal.get(Calendar.DAY_OF_YEAR) == yesterday
                .get(Calendar.DAY_OF_YEAR))
            return c.getString(R.string.afc_yesterday);
        else
            return android.text.format.DateUtils.formatDateTime(c, millis,
                    DateUtils._FormatMonthAndDay);
    }

    return android.text.format.DateUtils.formatDateTime(c, millis,
            DateUtils._FormatMonthAndDay | DateUtils._FormatYear);
}
 

import group.pals.android.lib.ui.filechooser.utils.DateUtils; //导入依赖的package包/类
/**
 * Updates the view.
 * 
 * @param parent
 *            the parent view
 * @param childView
 *            the child view.
 * @param bag
 *            the "view holder", see {@link Bag}
 * @param data
 *            {@link IFileDataModel}
 * @param file
 *            {@link IFile}
 * @since v2.0 alpha
 */
private void updateView(ViewGroup parent, View childView, Bag bag, final IFileDataModel data, IFile file) {
    /*
     * Use single line for grid view, multiline for list view
     */
    bag.mTxtFileName.setSingleLine(parent instanceof GridView);

    // file icon
    bag.mImageIcon.setImageResource(FileUtils.getResIcon(file));

    // filename
    bag.mTxtFileName.setText(file.getName());
    // check if this file has been marked as to be deleted or not
    if (data.isTobeDeleted())
        bag.mTxtFileName.setPaintFlags(bag.mTxtFileName.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
    else
        bag.mTxtFileName.setPaintFlags(bag.mTxtFileName.getPaintFlags() & ~Paint.STRIKE_THRU_TEXT_FLAG);

    // file info
    String time = DateUtils.formatDate(mContext, file.lastModified(), mFileTimeDisplay);
    if (file.isDirectory())
        bag.mTxtFileInfo.setText(time);
    else
        bag.mTxtFileInfo.setText(String.format("%s, %s", Converter.sizeToStr(file.length()), time));

    // checkbox
    if (mMultiSelection) {
        if (FilterMode.FilesOnly.equals(mFilterMode) && file.isDirectory()) {
            bag.mCheckboxSelection.setVisibility(View.GONE);
        } else {
            bag.mCheckboxSelection.setVisibility(View.VISIBLE);
            bag.mCheckboxSelection.setFocusable(false);
            bag.mCheckboxSelection.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {

                @Override
                public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
                    data.setSelected(isChecked);
                }
            });

            bag.mCheckboxSelection.setOnLongClickListener(mCheckboxSelectionOnLongClickListener);

            bag.mCheckboxSelection.setChecked(data.isSelected());
        }
    } else
        bag.mCheckboxSelection.setVisibility(View.GONE);
}
 

import group.pals.android.lib.ui.filechooser.utils.DateUtils; //导入依赖的package包/类
/**
 * Formats {@code millis} to short time. E.g: "10:01am".
 * 
 * @param c
 *            {@link Context}.
 * @param millis
 *            time in milliseconds.
 * @return the formatted time.
 */
private static String formatTime(Context c, long millis) {
    return android.text.format.DateUtils.formatDateTime(c, millis,
            DateUtils._FormatShortTime);
}