public static WorksheetEntry fromParser(XmlPullParser parser)
throws XmlPullParserException, IOException {
final int depth = parser.getDepth();
final WorksheetEntry entry = new WorksheetEntry();
String tag = null;
int type;
while (((type = parser.next()) != END_TAG || parser.getDepth() > depth)
&& type != END_DOCUMENT) {
if (type == START_TAG) {
tag = parser.getName();
if (LINK.equals(tag)) {
final String rel = parser.getAttributeValue(null, REL);
final String href = parser.getAttributeValue(null, HREF);
if (REL_LISTFEED.equals(rel)) {
entry.mListFeed = href;
}
}
} else if (type == END_TAG) {
tag = null;
} else if (type == TEXT) {
final String text = parser.getText();
if (TITLE.equals(tag)) {
entry.mTitle = text;
} else if (UPDATED.equals(tag)) {
entry.mUpdated = ParserUtils.parseTime(text);
}
}
}
return entry;
}
/**
* Conference config date setup uses {@link ParserUtils#parseTime(String)}, so mocking the output.
*/
private void setUpParserUtils() {
PowerMockito.mockStatic(ParserUtils.class);
long conferenceDayDuration = 12 * TimeUtils.HOUR;
BDDMockito.given(ParserUtils.parseTime(BuildConfig.CONFERENCE_DAY1_START)).willReturn(0L);
BDDMockito.given(ParserUtils.parseTime(BuildConfig.CONFERENCE_DAY1_END))
.willReturn(conferenceDayDuration);
BDDMockito.given(ParserUtils.parseTime(BuildConfig.CONFERENCE_DAY2_START))
.willReturn((long) (24 * TimeUtils.HOUR));
BDDMockito.given(ParserUtils.parseTime(BuildConfig.CONFERENCE_DAY2_END))
.willReturn((long) (24 * TimeUtils.HOUR) + conferenceDayDuration);
BDDMockito.given(ParserUtils.parseTime(BuildConfig.CONFERENCE_DAY3_START))
.willReturn((long) (2 * 24 * TimeUtils.HOUR));
BDDMockito.given(ParserUtils.parseTime(BuildConfig.CONFERENCE_DAY3_END))
.willReturn((long) (2 * 24 * TimeUtils.HOUR) + conferenceDayDuration);
}
/** An assortment of UI helpers. */
public class UIUtils {
/**
* Time zone to use when formatting all session times. To always use the phone local time, use
* {@link TimeZone#getDefault()}.
*/
// public static final TimeZone CONFERENCE_TIME_ZONE =
// TimeZone.getTimeZone("America/Los_Angeles");
public static final TimeZone CONFERENCE_TIME_ZONE = TimeZone.getTimeZone("Europe/Paris");
public static final long CONFERENCE_START_MILLIS =
ParserUtils.parseTime("2014-04-16T09:00:00.000+01:00");
public static final long CONFERENCE_END_MILLIS =
ParserUtils.parseTime("2014-04-20T19:00:00.000+01:00");
public static final String CONFERENCE_HTTP_URL = "http://www.devoxx.fr";
public static final Uri CONFERENCE_URL = Uri.parse(CONFERENCE_HTTP_URL);
/** Flags used with {@link DateUtils#formatDateRange}. */
private static final int TIME_FLAGS =
DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_SHOW_WEEKDAY | DateUtils.FORMAT_ABBREV_WEEKDAY;
/** {@link StringBuilder} used for formatting time block. */
private static StringBuilder sBuilder = new StringBuilder(50);
/** {@link Formatter} used for formatting time block. */
private static Formatter sFormatter = new Formatter(sBuilder, Locale.getDefault());
private static StyleSpan sBoldSpan = new StyleSpan(Typeface.BOLD);
private static ImageLoader imageLoader;
/**
* Format and return the given {@link Blocks} and {@link Rooms} values using {@link
* #CONFERENCE_TIME_ZONE}.
*/
public static Spanned formatSessionSubtitle(
long blockStart, long blockEnd, String roomName, Context context) {
TimeZone.setDefault(CONFERENCE_TIME_ZONE);
// NOTE: There is an efficient version of formatDateRange in Eclair and
// beyond that allows you to recycle a StringBuilder.
final CharSequence timeString =
DateUtils.formatDateRange(context, blockStart, blockEnd, TIME_FLAGS);
// can be returned by devoxx api
if (roomName == null || roomName == "null") {
roomName = "N/A";
}
return Html.fromHtml(timeString + " @ <u><b>" + roomName + "</b></u>");
}
/**
* Populate the given {@link TextView} with the requested text, formatting through {@link
* Html#fromHtml(String)} when applicable. Also sets {@link TextView#setMovementMethod} so inline
* links are handled.
*/
public static void setTextMaybeHtml(TextView view, String text) {
if (TextUtils.isEmpty(text)) {
view.setText("");
return;
}
if (text.contains("<") && text.contains(">")) {
view.setText(Html.fromHtml(text));
view.setMovementMethod(LinkMovementMethod.getInstance());
} else {
view.setText(text);
}
}
public static void setSessionTitleColor(
long blockStart, long blockEnd, TextView title, TextView subtitle) {
long currentTimeMillis = System.currentTimeMillis();
int colorId = R.color.body_text_1;
int subColorId = R.color.body_text_2;
if (currentTimeMillis > blockEnd && currentTimeMillis < CONFERENCE_END_MILLIS) {
colorId = subColorId = R.color.body_text_disabled;
}
final Resources res = title.getResources();
title.setTextColor(res.getColor(colorId));
subtitle.setTextColor(res.getColor(subColorId));
}
/**
* Given a snippet string with matching segments surrounded by curly braces, turn those areas into
* bold spans, removing the curly braces.
*/
public static Spannable buildStyledSnippet(String snippet) {
final SpannableStringBuilder builder = new SpannableStringBuilder(snippet);
// Walk through string, inserting bold snippet spans
int startIndex = -1, endIndex = -1, delta = 0;
while ((startIndex = snippet.indexOf('{', endIndex)) != -1) {
endIndex = snippet.indexOf('}', startIndex);
// Remove braces from both sides
builder.delete(startIndex - delta, startIndex - delta + 1);
builder.delete(endIndex - delta - 1, endIndex - delta);
// Insert bold style
builder.setSpan(
sBoldSpan, startIndex - delta, endIndex - delta - 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
delta += 2;
}
return builder;
}
public static String getLastUsedTrackID(Context context) {
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(context);
return sp.getString("last_track_id", null);
}
public static void setLastUsedTrackID(Context context, String trackID) {
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(context);
sp.edit().putString("last_track_id", trackID).commit();
}
private static final int BRIGHTNESS_THRESHOLD = 130;
/**
* Calculate whether a color is light or dark, based on a commonly known brightness formula.
*
* @see {@literal http://en.wikipedia.org/wiki/HSV_color_space%23Lightness}
*/
public static boolean isColorDark(int color) {
return ((30 * Color.red(color) + 59 * Color.green(color) + 11 * Color.blue(color)) / 100)
<= BRIGHTNESS_THRESHOLD;
}
public static boolean isHoneycomb() {
// Can use static final constants like HONEYCOMB, declared in later versions
// of the OS since they are inlined at compile time. This is guaranteed behavior.
return Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB;
}
public static boolean isTablet(Context context) {
return (context.getResources().getConfiguration().screenLayout
& Configuration.SCREENLAYOUT_SIZE_MASK)
>= Configuration.SCREENLAYOUT_SIZE_LARGE;
}
public static boolean isHoneycombTablet(Context context) {
return isHoneycomb() && isTablet(context);
}
public static Drawable getIconForIntent(final Context context, Intent i) {
PackageManager pm = context.getPackageManager();
List<ResolveInfo> infos = pm.queryIntentActivities(i, PackageManager.MATCH_DEFAULT_ONLY);
if (infos.size() > 0) {
return infos.get(0).loadIcon(pm);
}
return null;
}
public static Class getMapActivityClass(Context context) {
if (UIUtils.isHoneycombTablet(context)) {
return MapMultiPaneActivity.class;
}
return MapActivity.class;
}
public static void displayImageLazily(Context context, String url, ImageView view) {
if (imageLoader == null) {
imageLoader = new ImageLoader(context);
}
imageLoader.displayImage(url, view);
}
}