/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.parse;
import android.annotation.TargetApi;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.graphics.Bitmap;
import android.os.Build;
import android.widget.RemoteViews;
/**
* A simple implementation of the NotificationCompat class from android-support-v4
* It only differentiates between devices before and after JellyBean because the only extra
* feature that we currently support between the two device types is BigTextStyle notifications.
* This class takes advantage of lazy class loading to eliminate warnings of the type
* 'Could not find class...'
*/
/** package */ class NotificationCompat {
/**
* Obsolete flag indicating high-priority notifications; use the priority field instead.
*
* @deprecated Use {@link NotificationCompat.Builder#setPriority(int)} with a positive value.
*/
public static final int FLAG_HIGH_PRIORITY = 0x00000080;
/**
* Default notification priority for {@link NotificationCompat.Builder#setPriority(int)}.
* If your application does not prioritize its own notifications,
* use this value for all notifications.
*/
public static final int PRIORITY_DEFAULT = 0;
private static final NotificationCompatImpl IMPL;
interface NotificationCompatImpl {
Notification build(Builder b);
}
static class NotificationCompatImplBase implements NotificationCompatImpl {
@Override
public Notification build(Builder builder) {
Notification result = builder.mNotification;
NotificationCompat.Builder newBuilder = new NotificationCompat.Builder(builder.mContext);
newBuilder.setContentTitle(builder.mContentTitle);
newBuilder.setContentText(builder.mContentText);
newBuilder.setContentIntent(builder.mContentIntent);
// translate high priority requests into legacy flag
if (builder.mPriority > PRIORITY_DEFAULT) {
result.flags |= FLAG_HIGH_PRIORITY;
}
return newBuilder.build();
}
}
@TargetApi(Build.VERSION_CODES.JELLY_BEAN)
static class NotificationCompatPostJellyBean implements NotificationCompatImpl {
private Notification.Builder postJellyBeanBuilder;
@Override
public Notification build(Builder b) {
postJellyBeanBuilder = new Notification.Builder(b.mContext);
postJellyBeanBuilder.setContentTitle(b.mContentTitle)
.setContentText(b.mContentText)
.setTicker(b.mNotification.tickerText)
.setSmallIcon(b.mNotification.icon, b.mNotification.iconLevel)
.setContentIntent(b.mContentIntent)
.setDeleteIntent(b.mNotification.deleteIntent)
.setAutoCancel((b.mNotification.flags & Notification.FLAG_AUTO_CANCEL) != 0)
.setLargeIcon(b.mLargeIcon)
.setDefaults(b.mNotification.defaults);
if (b.mStyle != null) {
if (b.mStyle instanceof Builder.BigTextStyle) {
Builder.BigTextStyle staticStyle = (Builder.BigTextStyle) b.mStyle;
Notification.BigTextStyle style = new Notification.BigTextStyle(postJellyBeanBuilder)
.setBigContentTitle(staticStyle.mBigContentTitle)
.bigText(staticStyle.mBigText);
if (staticStyle.mSummaryTextSet) {
style.setSummaryText(staticStyle.mSummaryText);
}
}
}
return postJellyBeanBuilder.build();
}
}
static {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
IMPL = new NotificationCompatPostJellyBean();
} else {
IMPL = new NotificationCompatImplBase();
}
}
public static class Builder {
/**
* Maximum length of CharSequences accepted by Builder and friends.
*
* <p>
* Avoids spamming the system with overly large strings such as full e-mails.
*/
private static final int MAX_CHARSEQUENCE_LENGTH = 5 * 1024;
Context mContext;
CharSequence mContentTitle;
CharSequence mContentText;
PendingIntent mContentIntent;
Bitmap mLargeIcon;
int mPriority;
Style mStyle;
Notification mNotification = new Notification();
/**
* Constructor.
*
* Automatically sets the when field to {@link System#currentTimeMillis()
* System.currentTimeMillis()} and the audio stream to the
* {@link Notification#STREAM_DEFAULT}.
*
* @param context A {@link Context} that will be used to construct the
* RemoteViews. The Context will not be held past the lifetime of this
* Builder object.
*/
public Builder(Context context) {
mContext = context;
// Set defaults to match the defaults of a Notification
mNotification.when = System.currentTimeMillis();
mNotification.audioStreamType = Notification.STREAM_DEFAULT;
mPriority = PRIORITY_DEFAULT;
}
public Builder setWhen(long when) {
mNotification.when = when;
return this;
}
/**
* Set the small icon to use in the notification layouts. Different classes of devices
* may return different sizes. See the UX guidelines for more information on how to
* design these icons.
*
* @param icon A resource ID in the application's package of the drawble to use.
*/
public Builder setSmallIcon(int icon) {
mNotification.icon = icon;
return this;
}
/**
* A variant of {@link #setSmallIcon(int) setSmallIcon(int)} that takes an additional
* level parameter for when the icon is a {@link android.graphics.drawable.LevelListDrawable
* LevelListDrawable}.
*
* @param icon A resource ID in the application's package of the drawble to use.
* @param level The level to use for the icon.
*
* @see android.graphics.drawable.LevelListDrawable
*/
public Builder setSmallIcon(int icon, int level) {
mNotification.icon = icon;
mNotification.iconLevel = level;
return this;
}
/**
* Set the title (first row) of the notification, in a standard notification.
*/
public Builder setContentTitle(CharSequence title) {
mContentTitle = limitCharSequenceLength(title);
return this;
}
/**
* Set the text (second row) of the notification, in a standard notification.
*/
public Builder setContentText(CharSequence text) {
mContentText = limitCharSequenceLength(text);
return this;
}
/**
* Supply a {@link PendingIntent} to send when the notification is clicked.
* If you do not supply an intent, you can now add PendingIntents to individual
* views to be launched when clicked by calling {@link RemoteViews#setOnClickPendingIntent
* RemoteViews.setOnClickPendingIntent(int,PendingIntent)}. Be sure to
* read {@link Notification#contentIntent Notification.contentIntent} for
* how to correctly use this.
*/
public Builder setContentIntent(PendingIntent intent) {
mContentIntent = intent;
return this;
}
/**
* Supply a {@link PendingIntent} to send when the notification is cleared by the user
* directly from the notification panel. For example, this intent is sent when the user
* clicks the "Clear all" button, or the individual "X" buttons on notifications. This
* intent is not sent when the application calls {@link NotificationManager#cancel
* NotificationManager.cancel(int)}.
*/
public Builder setDeleteIntent(PendingIntent intent) {
mNotification.deleteIntent = intent;
return this;
}
/**
* Set the text that is displayed in the status bar when the notification first
* arrives.
*/
public Builder setTicker(CharSequence tickerText) {
mNotification.tickerText = limitCharSequenceLength(tickerText);
return this;
}
/**
* Set the large icon that is shown in the ticker and notification.
*/
public Builder setLargeIcon(Bitmap icon) {
mLargeIcon = icon;
return this;
}
/**
* Setting this flag will make it so the notification is automatically
* canceled when the user clicks it in the panel. The PendingIntent
* set with {@link #setDeleteIntent} will be broadcast when the notification
* is canceled.
*/
public Builder setAutoCancel(boolean autoCancel) {
setFlag(Notification.FLAG_AUTO_CANCEL, autoCancel);
return this;
}
/**
* Set the default notification options that will be used.
* <p>
* The value should be one or more of the following fields combined with
* bitwise-or:
* {@link Notification#DEFAULT_SOUND}, {@link Notification#DEFAULT_VIBRATE},
* {@link Notification#DEFAULT_LIGHTS}.
* <p>
* For all default values, use {@link Notification#DEFAULT_ALL}.
*/
public Builder setDefaults(int defaults) {
mNotification.defaults = defaults;
if ((defaults & Notification.DEFAULT_LIGHTS) != 0) {
mNotification.flags |= Notification.FLAG_SHOW_LIGHTS;
}
return this;
}
private void setFlag(int mask, boolean value) {
if (value) {
mNotification.flags |= mask;
} else {
mNotification.flags &= ~mask;
}
}
/**
* Set the relative priority for this notification.
*
* Priority is an indication of how much of the user's
* valuable attention should be consumed by this
* notification. Low-priority notifications may be hidden from
* the user in certain situations, while the user might be
* interrupted for a higher-priority notification.
* The system sets a notification's priority based on various factors including the
* setPriority value. The effect may differ slightly on different platforms.
*/
public Builder setPriority(int pri) {
mPriority = pri;
return this;
}
/**
* Add a rich notification style to be applied at build time.
* <br>
* If the platform does not provide rich notification styles, this method has no effect. The
* user will always see the normal notification style.
*
* @param style Object responsible for modifying the notification style.
*/
public Builder setStyle(Style style) {
if (mStyle != style) {
mStyle = style;
if (mStyle != null) {
mStyle.setBuilder(this);
}
}
return this;
}
/**
* @deprecated Use {@link #build()} instead.
*/
@Deprecated
public Notification getNotification() {
return IMPL.build(this);
}
/**
* Combine all of the options that have been set and return a new {@link Notification}
* object.
*/
public Notification build() {
return IMPL.build(this);
}
protected static CharSequence limitCharSequenceLength(CharSequence cs) {
if (cs == null) return cs;
if (cs.length() > MAX_CHARSEQUENCE_LENGTH) {
cs = cs.subSequence(0, MAX_CHARSEQUENCE_LENGTH);
}
return cs;
}
/**
* An object that can apply a rich notification style to a {@link Notification.Builder}
* object.
* <br>
* If the platform does not provide rich notification styles, methods in this class have no
* effect.
*/
public static abstract class Style
{
Builder mBuilder;
CharSequence mBigContentTitle;
CharSequence mSummaryText;
boolean mSummaryTextSet = false;
public void setBuilder(Builder builder) {
if (mBuilder != builder) {
mBuilder = builder;
if (mBuilder != null) {
mBuilder.setStyle(this);
}
}
}
public Notification build() {
Notification notification = null;
if (mBuilder != null) {
notification = mBuilder.build();
}
return notification;
}
}
/**
* Helper class for generating large-format notifications that include a lot of text.
*
* <br>
* If the platform does not provide large-format notifications, this method has no effect. The
* user will always see the normal notification view.
* <br>
* This class is a "rebuilder": It attaches to a Builder object and modifies its behavior, like so:
* <pre class="prettyprint">
* Notification noti = new Notification.Builder()
* .setContentTitle("New mail from " + sender.toString())
* .setContentText(subject)
* .setSmallIcon(R.drawable.new_mail)
* .setLargeIcon(aBitmap)
* .setStyle(new Notification.BigTextStyle()
* .bigText(aVeryLongString))
* .build();
* </pre>
*
* @see Notification#bigContentView
*/
public static class BigTextStyle extends Style {
CharSequence mBigText;
public BigTextStyle() {
}
public BigTextStyle(Builder builder) {
setBuilder(builder);
}
/**
* Overrides ContentTitle in the big form of the template.
* This defaults to the value passed to setContentTitle().
*/
public BigTextStyle setBigContentTitle(CharSequence title) {
mBigContentTitle = title;
return this;
}
/**
* Set the first line of text after the detail section in the big form of the template.
*/
public BigTextStyle setSummaryText(CharSequence cs) {
mSummaryText = cs;
mSummaryTextSet = true;
return this;
}
/**
* Provide the longer text to be displayed in the big form of the
* template in place of the content text.
*/
public BigTextStyle bigText(CharSequence cs) {
mBigText = cs;
return this;
}
}
}
}