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am dfd2ae22: Merge "uploading sample code for AU class on Activity Lifecycle" into ics-mr1

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* commit 'dfd2ae2278fba8654d9c8f81a16e8fb833c6e4f0':
  uploading sample code for AU class on Activity Lifecycle
This commit is contained in:
Scott Main
2012-04-06 09:42:53 -07:00
committed by Android Git Automerger
parent b155ec3ff6 dfd2ae2278
commit 7d5347aaad
26 changed files with 1258 additions and 0 deletions
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43
samples/training/basic/activity-lifecycle/AndroidManifest.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.android"
android:versionCode="1"
android:versionName="1.0">
<uses-sdk android:minSdkVersion="7" android:targetSdkVersion="15" />
<application android:label="@string/app_name"
android:icon="@drawable/ic_launcher">
<activity android:name=".lifecycle.ActivityA"
android:launchMode="singleTask">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".lifecycle.ActivityB" />
<activity android:name=".lifecycle.ActivityC" />
<activity android:name=".lifecycle.DialogActivity"
android:theme="@android:style/Theme.Dialog">
</activity>
</application>
</manifest>

17
samples/training/basic/activity-lifecycle/ant.properties Normal file
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# This file is used to override default values used by the Ant build system.
#
# This file must be checked in Version Control Systems, as it is
# integral to the build system of your project.
# This file is only used by the Ant script.
# You can use this to override default values such as
# 'source.dir' for the location of your java source folder and
# 'out.dir' for the location of your output folder.
# You can also use it define how the release builds are signed by declaring
# the following properties:
# 'key.store' for the location of your keystore and
# 'key.alias' for the name of the key to use.
# The password will be asked during the build when you use the 'release' target.

18
samples/training/basic/activity-lifecycle/build.properties Normal file
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# This file is used to override default values used by the Ant build system.
#
# This file must be checked in Version Control Systems, as it is
# integral to the build system of your project.
# This file is only used by the Ant script.
# You can use this to override default values such as
# 'source.dir' for the location of your java source folder and
# 'out.dir' for the location of your output folder.
# You can also use it define how the release builds are signed by declaring
# the following properties:
# 'key.store' for the location of your keystore and
# 'key.alias' for the name of the key to use.
# The password will be asked during the build when you use the 'release' target.
extensible.classpath=${sdk.dir}/extras/android/support/v13/android-support-v13.jar

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samples/training/basic/activity-lifecycle/build.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project name="101 Course" default="help">
<!-- The local.properties file is created and updated by the 'android' tool.
It contains the path to the SDK. It should *NOT* be checked into
Version Control Systems. -->
<property file="local.properties" />
<!-- The ant.properties file can be created by you. It is only edited by the
'android' tool to add properties to it.
This is the place to change some Ant specific build properties.
Here are some properties you may want to change/update:
source.dir
The name of the source directory. Default is 'src'.
out.dir
The name of the output directory. Default is 'bin'.
For other overridable properties, look at the beginning of the rules
files in the SDK, at tools/ant/build.xml
Properties related to the SDK location or the project target should
be updated using the 'android' tool with the 'update' action.
This file is an integral part of the build system for your
application and should be checked into Version Control Systems.
-->
<property file="ant.properties" />
<!-- The project.properties file is created and updated by the 'android'
tool, as well as ADT.
This contains project specific properties such as project target, and library
dependencies. Lower level build properties are stored in ant.properties
(or in .classpath for Eclipse projects).
This file is an integral part of the build system for your
application and should be checked into Version Control Systems. -->
<loadproperties srcFile="project.properties" />
<!-- quick check on sdk.dir -->
<fail
message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through an env var"
unless="sdk.dir"
/>
<!-- extension targets. Uncomment the ones where you want to do custom work
in between standard targets -->
<!--
<target name="-pre-build">
</target>
<target name="-pre-compile">
</target>
/* This is typically used for code obfuscation.
Compiled code location: ${out.classes.absolute.dir}
If this is not done in place, override ${out.dex.input.absolute.dir} */
<target name="-post-compile">
</target>
-->
<!-- Import the actual build file.
To customize existing targets, there are two options:
- Customize only one target:
- copy/paste the target into this file, *before* the
<import> task.
- customize it to your needs.
- Customize the whole content of build.xml
- copy/paste the content of the rules files (minus the top node)
into this file, replacing the <import> task.
- customize to your needs.
***********************
****** IMPORTANT ******
***********************
In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
in order to avoid having your file be overridden by tools such as "android update project"
-->
<!-- version-tag: 1 -->
<import file="${sdk.dir}/tools/ant/build.xml" />
</project>

11
samples/training/basic/activity-lifecycle/default.properties Normal file
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# This file is automatically generated by Android Tools.
# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
#
# This file must be checked in Version Control Systems.
#
# To customize properties used by the Ant build system use,
# "build.properties", and override values to adapt the script to your
# project structure.
# Project target.
target=android-8

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samples/training/basic/activity-lifecycle/libs/android-support-v13.jar Normal file
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11
samples/training/basic/activity-lifecycle/local.properties Normal file
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# This file is automatically generated by Android Tools.
# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
#
# This file must *NOT* be checked in Version Control Systems,
# as it contains information specific to your local configuration.
# location of the SDK. This is only used by Ant
# For customization when using a Version Control System, please read the
# header note.
sdk.dir=/Users/brutledge/android-sdk-macosx
extensible.classpath=./libs/android-support-v13.jar

40
samples/training/basic/activity-lifecycle/proguard.cfg Normal file
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-optimizationpasses 5
-dontusemixedcaseclassnames
-dontskipnonpubliclibraryclasses
-dontpreverify
-verbose
-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
-keep public class * extends android.app.Activity
-keep public class * extends android.app.Application
-keep public class * extends android.app.Service
-keep public class * extends android.content.BroadcastReceiver
-keep public class * extends android.content.ContentProvider
-keep public class * extends android.app.backup.BackupAgentHelper
-keep public class * extends android.preference.Preference
-keep public class com.android.vending.licensing.ILicensingService
-keepclasseswithmembernames class * {
native <methods>;
}
-keepclasseswithmembers class * {
public <init>(android.content.Context, android.util.AttributeSet);
}
-keepclasseswithmembers class * {
public <init>(android.content.Context, android.util.AttributeSet, int);
}
-keepclassmembers class * extends android.app.Activity {
public void *(android.view.View);
}
-keepclassmembers enum * {
public static **[] values();
public static ** valueOf(java.lang.String);
}
-keep class * implements android.os.Parcelable {
public static final android.os.Parcelable$Creator *;
}

11
samples/training/basic/activity-lifecycle/project.properties Normal file
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# This file is automatically generated by Android Tools.
# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
#
# This file must be checked in Version Control Systems.
#
# To customize properties used by the Ant build system use,
# "ant.properties", and override values to adapt the script to your
# project structure.
# Project target.
target=android-14

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samples/training/basic/activity-lifecycle/res/layout/activity_a.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/dark_blue"
android:padding="8dip"
>
<TextView android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/activity_a"
android:gravity="center_horizontal"
android:textSize="@dimen/font_large"
android:textColor="@color/light_blue"
android:paddingBottom="16dip"
/>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
>
<Button
android:id="@+id/btn_start_b"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_b_label"
android:onClick="startActivityB"
/>
<Button
android:id="@+id/btn_start_c"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_c_label"
android:layout_toRightOf="@id/btn_start_b"
android:onClick="startActivityC"
/>
<Button
android:id="@+id/btn_finish_a"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_finish_a_label"
android:layout_toRightOf="@id/btn_start_c"
android:onClick="finishActivityA"
/>
<Button
android:id="@+id/btn_start_dialog"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_dialog_label"
android:layout_toRightOf="@id/btn_finish_a"
android:onClick="startDialog"
/>
</RelativeLayout>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="@dimen/font_medium"
android:text="@string/lifecycle_method_list"
android:textColor="@color/light_blue"
/>
<ScrollView
android:layout_width="match_parent"
android:layout_height="160dp">
<TextView
android:id="@+id/status_view_a"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/white"
android:textColor="@color/black"
android:padding="4dip"
android:typeface="monospace"
/>
</ScrollView>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="@dimen/font_medium"
android:text="@string/activity_status"
android:textColor="@color/light_blue"
/>
<TextView
android:id="@+id/status_view_all_a"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/white"
android:textColor="@color/black"
android:padding="4dip"
android:typeface="monospace"
/>
</LinearLayout>

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samples/training/basic/activity-lifecycle/res/layout/activity_b.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/dark_green"
android:padding="8dip"
>
<TextView android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/activity_b_label"
android:gravity="center_horizontal"
android:textSize="@dimen/font_large"
android:textColor="@color/light_green"
android:paddingBottom="16dip"
/>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
>
<Button
android:id="@+id/btn_start_a"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_a_label"
android:onClick="startActivityA"
/>
<Button
android:id="@+id/btn_start_c"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_c_label"
android:layout_toRightOf="@id/btn_start_a"
android:onClick="startActivityC"
/>
<Button
android:id="@+id/btn_finish_b"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_finish_b_label"
android:layout_toRightOf="@id/btn_start_c"
android:onClick="finishActivityB"
/>
<Button
android:id="@+id/btn_start_dialog"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_dialog_label"
android:layout_toRightOf="@id/btn_finish_b"
android:onClick="startDialog"
/>
</RelativeLayout>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="@dimen/font_medium"
android:text="@string/lifecycle_method_list"
android:textColor="@color/light_green"
/>
<ScrollView
android:layout_width="match_parent"
android:layout_height="160dp">
<TextView
android:id="@+id/status_view_b"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/white"
android:textColor="@color/black"
android:padding="4dip"
android:typeface="monospace"
/>
</ScrollView>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="@dimen/font_medium"
android:text="@string/activity_status"
android:textColor="@color/light_green"
/>
<TextView
android:id="@+id/status_view_all_b"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/white"
android:textColor="@color/black"
android:padding="4dip"
android:typeface="monospace"
/>
</LinearLayout>

119
samples/training/basic/activity-lifecycle/res/layout/activity_c.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/dark_red"
android:padding="8dip"
>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/activity_c_label"
android:gravity="center_horizontal"
android:textSize="@dimen/font_large"
android:textColor="@color/light_red"
android:paddingBottom="16dip"
/>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
>
<Button
android:id="@+id/btn_start_a"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_a_label"
android:onClick="startActivityA"
/>
<Button
android:id="@+id/btn_start_b"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_b_label"
android:layout_toRightOf="@id/btn_start_a"
android:onClick="startActivityB"
/>
<Button
android:id="@+id/btn_finish_c"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_finish_c_label"
android:layout_toRightOf="@id/btn_start_b"
android:onClick="finishActivityC"
/>
<Button
android:id="@+id/btn_start_dialog"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_start_dialog_label"
android:layout_toRightOf="@id/btn_finish_c"
android:onClick="startDialog"
/>
</RelativeLayout>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="@dimen/font_medium"
android:text="@string/lifecycle_method_list"
android:textColor="@color/light_red"
/>
<ScrollView
android:layout_width="match_parent"
android:layout_height="160dp">
<TextView
android:id="@+id/status_view_c"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/white"
android:textColor="@color/black"
android:padding="4dip"
android:typeface="monospace"
/>
</ScrollView>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="@dimen/font_medium"
android:text="@string/activity_status"
android:textColor="@color/light_red"
/>
<TextView
android:id="@+id/status_view_all_c"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/white"
android:textColor="@color/black"
android:padding="4dip"
android:typeface="monospace"
/>
</LinearLayout>

44
samples/training/basic/activity-lifecycle/res/layout/activity_dialog.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="225dp"
android:layout_height="120dp"
android:background="@color/dark_yellow"
android:padding="12dip"
>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/dialog_text"
android:gravity="center_horizontal"
android:textSize="@dimen/font_medium"
android:textColor="@color/light_yellow"
android:paddingBottom="12dip"
/>
<Button
android:id="@+id/btn_finish_dialog"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:text="@string/btn_finish_dialog_label"
android:layout_gravity="center_horizontal"
android:onClick="finishDialog"
/>
</LinearLayout>

30
samples/training/basic/activity-lifecycle/res/values/colors.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<resources>
<color name="white">#FFFFFF</color>
<color name="black">#000000</color>
<color name="light_blue">#A8DFF4</color>
<color name="light_green">#D3E992</color>
<color name="light_red">#FFAFAF</color>
<color name="light_yellow">#FFECC0</color>
<color name="dark_blue">#0099CC</color>
<color name="dark_green">#669900</color>
<color name="dark_red">#CC0000</color>
<color name="dark_yellow">#FF8A00</color>
</resources>

21
samples/training/basic/activity-lifecycle/res/values/dimensions.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<resources>
<dimen name="font_large">44dp</dimen>
<dimen name="font_medium">24dp</dimen>
<dimen name="font_small">10dp</dimen>
</resources>

60
samples/training/basic/activity-lifecycle/res/values/strings.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<!--
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.
-->
<resources>
<string name="app_name">Activity Lifecycle</string>
<string name="lifecycle_method_list">Lifecycle Method List</string>
<string name="activity_status">Activity Status</string>
<string name="dialog_text">Simple Dialog</string>
<string name="on_create">onCreate</string>
<string name="on_destroy">onDestroy</string>
<string name="on_start">onStart</string>
<string name="on_restart">onRestart</string>
<string name="on_stop">onStop</string>
<string name="on_pause">onPause</string>
<string name="on_resume">onResume</string>
<string name="activity_a_label">Activity A</string>
<string name="activity_b_label">Activity B</string>
<string name="activity_c_label">Activity C</string>
<string name="btn_start_a_label">Start A</string>
<string name="btn_start_b_label">Start B</string>
<string name="btn_start_c_label">Start C</string>
<string name="btn_start_dialog_label">Dialog</string>
<string name="btn_finish_a_label">Finish A</string>
<string name="btn_finish_b_label">Finish B</string>
<string name="btn_finish_c_label">Finish C</string>
<string name="btn_finish_dialog_label">Close</string>
<string name="on_activity_created">onActivityCreated</string>
<string name="on_attach">onAttach</string>
<string name="on_create_view">onCreateView</string>
<string name="on_destroy_view">onDestroyView</string>
<string name="on_detach">onDetach</string>
<string name="on_view_created">onViewCreated</string>
<string name="activity_a">Activity A</string>
<string name="start_a">Start A</string>
<string name="start_b">Start B</string>
<string name="start_c">Start C</string>
<string name="close">Close</string>
<string name="dialog">Dialog</string>
</resources>

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/*
* 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.example.android.lifecycle;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;
import com.example.android.R;
import com.example.android.lifecycle.util.StatusTracker;
import com.example.android.lifecycle.util.Utils;
/**
* Example Activity to demonstrate the lifecycle callback methods.
*/
public class ActivityA extends Activity {
private String mActivityName;
private TextView mStatusView;
private TextView mStatusAllView;
private StatusTracker mStatusTracker = StatusTracker.getInstance();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_a);
mActivityName = getString(R.string.activity_a);
mStatusView = (TextView)findViewById(R.id.status_view_a);
mStatusAllView = (TextView)findViewById(R.id.status_view_all_a);
mStatusTracker.setStatus(mActivityName, getString(R.string.on_create));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onStart() {
super.onStart();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_start));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onRestart() {
super.onRestart();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_restart));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onResume() {
super.onResume();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_resume));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onPause() {
super.onPause();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_pause));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onStop() {
super.onStop();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_stop));
}
@Override
protected void onDestroy() {
super.onDestroy();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_destroy));
mStatusTracker.clear();
}
public void startDialog(View v) {
Intent intent = new Intent(ActivityA.this, DialogActivity.class);
startActivity(intent);
}
public void startActivityB(View v) {
Intent intent = new Intent(ActivityA.this, ActivityB.class);
startActivity(intent);
}
public void startActivityC(View v) {
Intent intent = new Intent(ActivityA.this, ActivityC.class);
startActivity(intent);
}
public void finishActivityA(View v) {
ActivityA.this.finish();
}
}

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/*
* 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.example.android.lifecycle;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;
import com.example.android.R;
import com.example.android.lifecycle.util.StatusTracker;
import com.example.android.lifecycle.util.Utils;
/**
* Example Activity to demonstrate the lifecycle callback methods.
*/
public class ActivityB extends Activity {
private String mActivityName;
private TextView mStatusView;
private TextView mStatusAllView;
private StatusTracker mStatusTracker = StatusTracker.getInstance();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_b);
mActivityName = getString(R.string.activity_b_label);
mStatusView = (TextView)findViewById(R.id.status_view_b);
mStatusAllView = (TextView)findViewById(R.id.status_view_all_b);
mStatusTracker.setStatus(mActivityName, getString(R.string.on_create));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onStart() {
super.onStart();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_start));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onRestart() {
super.onRestart();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_restart));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onResume() {
super.onResume();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_resume));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onPause() {
super.onPause();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_pause));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onStop() {
super.onStop();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_stop));
}
@Override
protected void onDestroy() {
super.onDestroy();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_destroy));
}
public void startDialog(View v) {
Intent intent = new Intent(ActivityB.this, DialogActivity.class);
startActivity(intent);
}
public void startActivityA(View v) {
Intent intent = new Intent(ActivityB.this, ActivityA.class);
startActivity(intent);
}
public void startActivityC(View v) {
Intent intent = new Intent(ActivityB.this, ActivityC.class);
startActivity(intent);
}
public void finishActivityB(View v) {
ActivityB.this.finish();
}
}

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/*
* 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.example.android.lifecycle;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.TextView;
import com.example.android.R;
import com.example.android.lifecycle.util.StatusTracker;
import com.example.android.lifecycle.util.Utils;
/**
* Example Activity to demonstrate the lifecycle callback methods.
*/
public class ActivityC extends Activity {
private String mActivityName;
private TextView mStatusView;
private TextView mStatusAllView;
private StatusTracker mStatusTracker = StatusTracker.getInstance();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_c);
mActivityName = getString(R.string.activity_c_label);
mStatusView = (TextView)findViewById(R.id.status_view_c);
mStatusAllView = (TextView)findViewById(R.id.status_view_all_c);
mStatusTracker.setStatus(mActivityName, getString(R.string.on_create));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onStart() {
super.onStart();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_start));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onRestart() {
super.onRestart();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_restart));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onResume() {
super.onResume();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_resume));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onPause() {
super.onPause();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_pause));
Utils.printStatus(mStatusView, mStatusAllView);
}
@Override
protected void onStop() {
super.onStop();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_stop));
}
@Override
protected void onDestroy() {
super.onDestroy();
mStatusTracker.setStatus(mActivityName, getString(R.string.on_destroy));
}
public void startDialog(View v) {
Intent intent = new Intent(ActivityC.this, DialogActivity.class);
startActivity(intent);
}
public void startActivityA(View v) {
Intent intent = new Intent(ActivityC.this, ActivityA.class);
startActivity(intent);
}
public void startActivityB(View v) {
Intent intent = new Intent(ActivityC.this, ActivityB.class);
startActivity(intent);
}
public void finishActivityC(View v) {
ActivityC.this.finish();
}
}

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/*
* 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.example.android.lifecycle;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.Window;
import com.example.android.R;
public class DialogActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_dialog);
}
/**
* Callback method defined by the View
* @param v
*/
public void finishDialog(View v) {
DialogActivity.this.finish();
}
}

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/*
* 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.example.android.lifecycle.util;
import java.util.*;
public class StatusTracker {
private Map<String, String> mStatusMap;
private List<String> mMethodList;
private static StatusTracker ourInstance = new StatusTracker();
private static final String STATUS_SUFFIX = "ed";
public static StatusTracker getInstance() {
return ourInstance;
}
private StatusTracker() {
mStatusMap = new LinkedHashMap<String, String>();
mMethodList = new ArrayList<String>();
}
public List<String> getMethodList() {
return mMethodList;
}
public void clear() {
mMethodList.clear();
mStatusMap.clear();
}
/**
* Adds the status value for the given activityName into the Map.
*
* @param activityName
* @param status
*/
public void setStatus(String activityName, String status) {
mMethodList.add(activityName + "." + status + "()");
if (mStatusMap.containsKey(activityName)) mStatusMap.remove(activityName);
mStatusMap.put(activityName, status);
}
/**
* Gets the status value for the given activityName.
*
* @param activityName
* @return
*/
public String getStatus(String activityName) {
String status = mStatusMap.get(activityName);
status = status.substring(2, status.length());
// String manipulation to ensure the status value is spelled correctly.
if (status.endsWith("e")) {
status = status.substring(0, status.length() - 1);
}
if (status.endsWith("p")) {
status = status + "p";
}
status = status + STATUS_SUFFIX;
return status;
}
public Set<String> keySet() {
return mStatusMap.keySet();
}
}

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/*
* 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.example.android.lifecycle.util;
import android.os.Handler;
import android.widget.TextView;
import java.util.List;
public class Utils {
private static StatusTracker mStatusTracker = StatusTracker.getInstance();
/**
* Helper method to print out the lifecycle state of each Activity. Note this has
* been wrapped in a Handler to delay the output due to overlaps in lifecycle state
* changes as one Activity launches another.
* @link http://developer.android.com/guide/topics/fundamentals/activities.html#CoordinatingActivities
* @param viewMethods TextView to list out the lifecycle methods called
* @param viewStatus TextView to list out the status of all Activity classes
*/
public static void printStatus(final TextView viewMethods, final TextView viewStatus) {
Handler handler = new Handler();
handler.postDelayed(new Runnable() {
public void run() {
// Get the stack of Activity lifecycle methods called and print to TextView
StringBuilder sbMethods = new StringBuilder();
List<String> listMethods = mStatusTracker.getMethodList();
for (String method : listMethods) {
sbMethods.insert(0, method + "\r\n");
}
if(viewMethods != null) {
viewMethods.setText(sbMethods.toString());
}
// Get the status of all Activity classes and print to TextView
StringBuilder sbStatus = new StringBuilder();
for (String key : mStatusTracker.keySet()) {
sbStatus.insert(0,key + ": " + mStatusTracker.getStatus(key) + "\n");
}
if(viewStatus != null) {
viewStatus.setText(sbStatus.toString());
}
}
}, 750);
}
}