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<div class="subTitle">com.android.datetimepicker</div>
<h2 title="Class Utils" class="title">Class Utils</h2>
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<pre>public class <span class="typeNameLabel">Utils</span>
extends java.lang.Object</pre>
<div class="block">Utility helper functions for time and date pickers.</div>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#FULL_ALPHA">FULL_ALPHA</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#MONDAY_BEFORE_JULIAN_EPOCH">MONDAY_BEFORE_JULIAN_EPOCH</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#PULSE_ANIMATOR_DURATION">PULSE_ANIMATOR_DURATION</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#SELECTED_ALPHA">SELECTED_ALPHA</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#SELECTED_ALPHA_THEME_DARK">SELECTED_ALPHA_THEME_DARK</a></span></code>&nbsp;</td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#Utils--">Utils</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#getDaysInMonth-int-int-">getDaysInMonth</a></span>(int&nbsp;month,
int&nbsp;year)</code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#getJulianMondayFromWeeksSinceEpoch-int-">getJulianMondayFromWeeksSinceEpoch</a></span>(int&nbsp;week)</code>
<div class="block">Takes a number of weeks since the epoch and calculates the Julian day of
the Monday for that week.</div>
</td>
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<td class="colFirst"><code>static android.animation.ObjectAnimator</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#getPulseAnimator-android.view.View-float-float-">getPulseAnimator</a></span>(android.view.View&nbsp;labelToAnimate,
float&nbsp;decreaseRatio,
float&nbsp;increaseRatio)</code>
<div class="block">Render an animator to pulsate a view in place.</div>
</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#getWeeksSinceEpochFromJulianDay-int-int-">getWeeksSinceEpochFromJulianDay</a></span>(int&nbsp;julianDay,
int&nbsp;firstDayOfWeek)</code>
<div class="block">Returns the week since <code>Time.EPOCH_JULIAN_DAY</code> (Jan 1, 1970)
adjusted for first day of week.</div>
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<tr id="i4" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#isJellybeanOrLater--">isJellybeanOrLater</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/android/datetimepicker/Utils.html#tryAccessibilityAnnounce-android.view.View-java.lang.CharSequence-">tryAccessibilityAnnounce</a></span>(android.view.View&nbsp;view,
java.lang.CharSequence&nbsp;text)</code>
<div class="block">Try to speak the specified text, for accessibility.</div>
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<h4>MONDAY_BEFORE_JULIAN_EPOCH</h4>
<pre>public static final&nbsp;int MONDAY_BEFORE_JULIAN_EPOCH</pre>
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<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../constant-values.html#com.android.datetimepicker.Utils.MONDAY_BEFORE_JULIAN_EPOCH">Constant Field Values</a></dd>
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<h4>PULSE_ANIMATOR_DURATION</h4>
<pre>public static final&nbsp;int PULSE_ANIMATOR_DURATION</pre>
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<dd><a href="../../../constant-values.html#com.android.datetimepicker.Utils.PULSE_ANIMATOR_DURATION">Constant Field Values</a></dd>
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<pre>public static final&nbsp;int SELECTED_ALPHA</pre>
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<dd><a href="../../../constant-values.html#com.android.datetimepicker.Utils.SELECTED_ALPHA">Constant Field Values</a></dd>
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<h4>SELECTED_ALPHA_THEME_DARK</h4>
<pre>public static final&nbsp;int SELECTED_ALPHA_THEME_DARK</pre>
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<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../constant-values.html#com.android.datetimepicker.Utils.SELECTED_ALPHA_THEME_DARK">Constant Field Values</a></dd>
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<h4>FULL_ALPHA</h4>
<pre>public static final&nbsp;int FULL_ALPHA</pre>
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<dd><a href="../../../constant-values.html#com.android.datetimepicker.Utils.FULL_ALPHA">Constant Field Values</a></dd>
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<h4>Utils</h4>
<pre>public&nbsp;Utils()</pre>
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<h4>isJellybeanOrLater</h4>
<pre>public static&nbsp;boolean&nbsp;isJellybeanOrLater()</pre>
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<h4>tryAccessibilityAnnounce</h4>
<pre>public static&nbsp;void&nbsp;tryAccessibilityAnnounce(android.view.View&nbsp;view,
java.lang.CharSequence&nbsp;text)</pre>
<div class="block">Try to speak the specified text, for accessibility. Only available on JB or later.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>text</code> - Text to announce.</dd>
</dl>
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<h4>getDaysInMonth</h4>
<pre>public static&nbsp;int&nbsp;getDaysInMonth(int&nbsp;month,
int&nbsp;year)</pre>
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<h4>getJulianMondayFromWeeksSinceEpoch</h4>
<pre>public static&nbsp;int&nbsp;getJulianMondayFromWeeksSinceEpoch(int&nbsp;week)</pre>
<div class="block">Takes a number of weeks since the epoch and calculates the Julian day of
the Monday for that week.
This assumes that the week containing the <code>Time.EPOCH_JULIAN_DAY</code>
is considered week 0. It returns the Julian day for the Monday
<code>week</code> weeks after the Monday of the week containing the epoch.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>week</code> - Number of weeks since the epoch</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The julian day for the Monday of the given week since the epoch</dd>
</dl>
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<h4>getWeeksSinceEpochFromJulianDay</h4>
<pre>public static&nbsp;int&nbsp;getWeeksSinceEpochFromJulianDay(int&nbsp;julianDay,
int&nbsp;firstDayOfWeek)</pre>
<div class="block">Returns the week since <code>Time.EPOCH_JULIAN_DAY</code> (Jan 1, 1970)
adjusted for first day of week.
This takes a julian day and the week start day and calculates which
week since <code>Time.EPOCH_JULIAN_DAY</code> that day occurs in, starting
at 0. *Do not* use this to compute the ISO week number for the year.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>julianDay</code> - The julian day to calculate the week number for</dd>
<dd><code>firstDayOfWeek</code> - Which week day is the first day of the week,
see <code>Time.SUNDAY</code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Weeks since the epoch</dd>
</dl>
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<h4>getPulseAnimator</h4>
<pre>public static&nbsp;android.animation.ObjectAnimator&nbsp;getPulseAnimator(android.view.View&nbsp;labelToAnimate,
float&nbsp;decreaseRatio,
float&nbsp;increaseRatio)</pre>
<div class="block">Render an animator to pulsate a view in place.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>labelToAnimate</code> - the view to pulsate.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The animator object. Use .start() to begin.</dd>
</dl>
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