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Add new sample for multi-pane PreferenceActivity.

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Also re-arrange all preference API demos to go in their own
package, since the preferfence APIs themselves are in their own package.

Change-Id: I305f77dc09748bb60d1de8a23d063db64c11bb1e
This commit is contained in:
Dianne Hackborn
2010-08-02 18:23:18 -07:00
parent 95a3a10dfb
commit 721a184e0a
16 changed files with 212 additions and 115 deletions
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121
samples/ApiDemos/AndroidManifest.xml
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@@ -48,7 +48,7 @@
to be installed if it doesn't exist. --> to be installed if it doesn't exist. -->
<uses-library android:name="com.example.will.never.exist" android:required="false" /> <uses-library android:name="com.example.will.never.exist" android:required="false" />
<activity android:name="ApiDemos"> <activity android:name="ApiDemos" android:screenOrientation="landscape">
<intent-filter> <intent-filter>
<action android:name="android.intent.action.MAIN" /> <action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.DEFAULT" /> <category android:name="android.intent.category.DEFAULT" />
@@ -277,14 +277,6 @@
</intent-filter> </intent-filter>
</activity> </activity>
<activity android:name=".app.FragmentPreferences"
android:label="@string/fragment_preferences">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".app.FragmentRetainInstance" <activity android:name=".app.FragmentRetainInstance"
android:label="@string/fragment_retain_instance"> android:label="@string/fragment_retain_instance">
<intent-filter> <intent-filter>
@@ -617,50 +609,6 @@
</intent-filter> </intent-filter>
</activity> </activity>
<!-- Preferences Samples -->
<activity android:name=".app.PreferencesFromXml" android:label="@string/preferences_from_xml">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".app.PreferencesFromCode" android:label="@string/preferences_from_code">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".app.AdvancedPreferences" android:label="@string/advanced_preferences">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".app.LaunchingPreferences" android:label="@string/launching_preferences">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".app.PreferenceDependencies" android:label="@string/preference_dependencies">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".app.DefaultValues" android:label="@string/default_values">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<!-- Device Admin Samples --> <!-- Device Admin Samples -->
<activity android:name=".app.DeviceAdminSample$Controller" <activity android:name=".app.DeviceAdminSample$Controller"
@@ -702,6 +650,73 @@
</intent-filter> </intent-filter>
</activity> </activity>
<!-- ************************************* -->
<!-- PREFERENCE PACKAGE SAMPLES -->
<!-- ************************************* -->
<activity android:name=".preference.FragmentPreferences"
android:label="@string/fragment_preferences">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".preference.PreferenceWithHeaders"
android:label="@string/preference_with_headers">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".preference.PreferencesFromXml"
android:label="@string/preferences_from_xml">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".preference.PreferencesFromCode"
android:label="@string/preferences_from_code">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".preference.AdvancedPreferences"
android:label="@string/advanced_preferences">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".preference.LaunchingPreferences"
android:label="@string/launching_preferences">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".preference.PreferenceDependencies"
android:label="@string/preference_dependencies">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<activity android:name=".preference.DefaultValues" android:label="@string/default_values">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.SAMPLE_CODE" />
</intent-filter>
</activity>
<!-- ************************************* --> <!-- ************************************* -->
<!-- CONTENT PACKAGE SAMPLES --> <!-- CONTENT PACKAGE SAMPLES -->
<!-- ************************************* --> <!-- ************************************* -->

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2
samples/ApiDemos/res/layout/fragment_preferences.xml
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@@ -21,7 +21,7 @@
android:orientation="vertical" android:orientation="vertical"
android:layout_width="match_parent" android:layout_width="match_parent"
android:layout_height="match_parent"> android:layout_height="match_parent">
<fragment android:name="com.example.android.apis.app.FragmentPreferences$CategoriesFragment" <fragment android:name="com.example.android.apis.preference.FragmentPreferences$CategoriesFragment"
android:id="@+id/categories" android:id="@+id/categories"
android:layout_width="match_parent" android:layout_width="match_parent"
android:layout_height="0px" android:layout_height="0px"

16
samples/ApiDemos/res/values/strings.xml
View File

@@ -107,8 +107,6 @@
<string name="fragment1menu">Show fragment 1 menu</string> <string name="fragment1menu">Show fragment 1 menu</string>
<string name="fragment2menu">Show fragment 2 menu</string> <string name="fragment2menu">Show fragment 2 menu</string>
<string name="fragment_preferences">App/Fragment/Preferences</string>
<string name="fragment_retain_instance">App/Fragment/Retain Instance</string> <string name="fragment_retain_instance">App/Fragment/Retain Instance</string>
<string name="fragment_retain_instance_msg">Current progress of retained fragment; <string name="fragment_retain_instance_msg">Current progress of retained fragment;
restarts if fragment is re-created.</string> restarts if fragment is re-created.</string>
@@ -384,12 +382,14 @@
<!-- app/menu examples strings --> <!-- app/menu examples strings -->
<!-- ============================== --> <!-- ============================== -->
<string name="preferences_from_xml">App/Preferences/1. Preferences from XML</string> <string name="preferences_from_xml">Preference/1. Preferences from XML</string>
<string name="launching_preferences">App/Preferences/2. Launching preferences</string> <string name="launching_preferences">Preference/2. Launching preferences</string>
<string name="preference_dependencies">App/Preferences/3. Preference dependencies</string> <string name="preference_dependencies">Preference/3. Preference dependencies</string>
<string name="default_values">App/Preferences/4. Default values</string> <string name="default_values">Preference/4. Default values</string>
<string name="preferences_from_code">App/Preferences/5. Preferences from code</string> <string name="preferences_from_code">Preference/5. Preferences from code</string>
<string name="advanced_preferences">App/Preferences/6. Advanced preferences</string> <string name="advanced_preferences">Preference/6. Advanced preferences</string>
<string name="fragment_preferences">Preference/7. Fragment</string>
<string name="preference_with_headers">Preference/8. Headers</string>
<string name="launch_preference_activity">Launch PreferenceActivity</string> <string name="launch_preference_activity">Launch PreferenceActivity</string>
<string name="counter_value_is">The counter value is</string> <string name="counter_value_is">The counter value is</string>

31
samples/ApiDemos/res/xml/preference_headers.xml Normal file
View File

@@ -0,0 +1,31 @@
<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2010 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.
-->
<!-- This is a primitive example showing the different types of preferences available. -->
<!-- BEGIN_INCLUDE(headers) -->
<PreferenceHeaders
xmlns:android="http://schemas.android.com/apk/res/android">
<Header android:fragment="com.example.android.apis.preference.PreferenceWithHeaders$Prefs1Fragment"
android:icon="@drawable/ic_settings_applications"
android:title="Prefs 1"
android:summary="An example of some preferences." />
<Header android:fragment="com.example.android.apis.preference.PreferenceWithHeaders$Prefs2Fragment"
android:icon="@drawable/ic_settings_display"
android:title="Prefs 2"
android:summary="Some other preferences you can see." />
</PreferenceHeaders>
<!-- END_INCLUDE(headers) -->

2
samples/ApiDemos/res/xml/preferences.xml
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@@ -15,6 +15,7 @@
--> -->
<!-- This is a primitive example showing the different types of preferences available. --> <!-- This is a primitive example showing the different types of preferences available. -->
<!-- BEGIN_INCLUDE(preferences) -->
<PreferenceScreen <PreferenceScreen
xmlns:android="http://schemas.android.com/apk/res/android"> xmlns:android="http://schemas.android.com/apk/res/android">
@@ -97,3 +98,4 @@
</PreferenceCategory> </PreferenceCategory>
</PreferenceScreen> </PreferenceScreen>
<!-- END_INCLUDE(preferences) -->

2
samples/ApiDemos/src/com/example/android/apis/app/FragmentDialog.java
View File

@@ -67,7 +67,7 @@ public class FragmentDialog extends Activity {
mStackLevel++; mStackLevel++;
DialogFragment newFragment = new MyDialogFragment(mStackLevel); DialogFragment newFragment = new MyDialogFragment(mStackLevel);
FragmentTransaction ft = openFragmentTransaction(); FragmentTransaction ft = openFragmentTransaction();
Fragment prev = this.findFragmentByTag("dialog"); Fragment prev = findFragmentByTag("dialog");
if (prev != null) { if (prev != null) {
ft.remove(prev); ft.remove(prev);
} }

16
samples/ApiDemos/src/com/example/android/apis/app/AdvancedPreferences.java → samples/ApiDemos/src/com/example/android/apis/preference/AdvancedPreferences.java
View File

@@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package com.example.android.apis.app; package com.example.android.apis.preference;
import com.example.android.apis.R; import com.example.android.apis.R;
@@ -35,7 +35,7 @@ public class AdvancedPreferences extends PreferenceActivity implements OnSharedP
private CheckBoxPreference mCheckBoxPreference; private CheckBoxPreference mCheckBoxPreference;
private Handler mHandler = new Handler(); private Handler mHandler = new Handler();
/** /**
* This is a simple example of controlling a preference from code. * This is a simple example of controlling a preference from code.
*/ */
@@ -44,19 +44,19 @@ public class AdvancedPreferences extends PreferenceActivity implements OnSharedP
if (mCheckBoxPreference != null) { if (mCheckBoxPreference != null) {
mCheckBoxPreference.setChecked(!mCheckBoxPreference.isChecked()); mCheckBoxPreference.setChecked(!mCheckBoxPreference.isChecked());
} }
// Force toggle again in a second // Force toggle again in a second
mHandler.postDelayed(this, 1000); mHandler.postDelayed(this, 1000);
} }
}; };
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
// Load the XML preferences file // Load the XML preferences file
addPreferencesFromResource(R.xml.advanced_preferences); addPreferencesFromResource(R.xml.advanced_preferences);
// Get a reference to the checkbox preference // Get a reference to the checkbox preference
mCheckBoxPreference = (CheckBoxPreference)getPreferenceScreen().findPreference( mCheckBoxPreference = (CheckBoxPreference)getPreferenceScreen().findPreference(
KEY_ADVANCED_CHECKBOX_PREFERENCE); KEY_ADVANCED_CHECKBOX_PREFERENCE);
@@ -68,7 +68,7 @@ public class AdvancedPreferences extends PreferenceActivity implements OnSharedP
// Start the force toggle // Start the force toggle
mForceCheckBoxRunnable.run(); mForceCheckBoxRunnable.run();
// Set up a listener whenever a key changes // Set up a listener whenever a key changes
getPreferenceScreen().getSharedPreferences().registerOnSharedPreferenceChangeListener(this); getPreferenceScreen().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
} }
@@ -79,7 +79,7 @@ public class AdvancedPreferences extends PreferenceActivity implements OnSharedP
// Unregister the listener whenever a key changes // Unregister the listener whenever a key changes
getPreferenceScreen().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this); getPreferenceScreen().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);
mHandler.removeCallbacks(mForceCheckBoxRunnable); mHandler.removeCallbacks(mForceCheckBoxRunnable);
} }
@@ -90,5 +90,5 @@ public class AdvancedPreferences extends PreferenceActivity implements OnSharedP
+ sharedPreferences.getInt(key, 0), Toast.LENGTH_SHORT).show(); + sharedPreferences.getInt(key, 0), Toast.LENGTH_SHORT).show();
} }
} }
} }

4
samples/ApiDemos/src/com/example/android/apis/app/DefaultValues.java → samples/ApiDemos/src/com/example/android/apis/preference/DefaultValues.java
View File

@@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package com.example.android.apis.app; package com.example.android.apis.preference;
import com.example.android.apis.ApiDemosApplication; import com.example.android.apis.ApiDemosApplication;
import com.example.android.apis.R; import com.example.android.apis.R;
@@ -46,7 +46,7 @@ public class DefaultValues extends PreferenceActivity {
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.default_values); addPreferencesFromResource(R.xml.default_values);
} }

15
samples/ApiDemos/src/com/example/android/apis/app/FragmentPreferences.java → samples/ApiDemos/src/com/example/android/apis/preference/FragmentPreferences.java
View File

@@ -14,26 +14,15 @@
* limitations under the License. * limitations under the License.
*/ */
package com.example.android.apis.app; package com.example.android.apis.preference;
import com.example.android.apis.R; import com.example.android.apis.R;
import com.example.android.apis.Shakespeare;
import android.app.Activity; import android.app.Activity;
import android.app.Fragment; import android.app.Fragment;
import android.app.ListFragment; import android.app.ListFragment;
import android.content.Context;
import android.content.Intent;
import android.content.res.TypedArray;
import android.net.Uri;
import android.os.Bundle; import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.EditTextPreference;
import android.preference.ListPreference;
import android.preference.PreferenceCategory;
import android.preference.PreferenceFragment; import android.preference.PreferenceFragment;
import android.preference.PreferenceScreen;
import android.util.Log;
import android.view.View; import android.view.View;
import android.widget.ArrayAdapter; import android.widget.ArrayAdapter;
import android.widget.ListView; import android.widget.ListView;
@@ -81,6 +70,7 @@ public class FragmentPreferences extends Activity {
} }
} }
//BEGIN_INCLUDE(fragment)
public static class Prefs1Fragment extends PreferenceFragment { public static class Prefs1Fragment extends PreferenceFragment {
@Override @Override
public void onCreate(Bundle savedInstanceState) { public void onCreate(Bundle savedInstanceState) {
@@ -90,6 +80,7 @@ public class FragmentPreferences extends Activity {
addPreferencesFromResource(R.xml.preferences); addPreferencesFromResource(R.xml.preferences);
} }
} }
//END_INCLUDE(fragment)
public static class Prefs2Fragment extends PreferenceFragment { public static class Prefs2Fragment extends PreferenceFragment {
@Override @Override

22
samples/ApiDemos/src/com/example/android/apis/app/LaunchingPreferences.java → samples/ApiDemos/src/com/example/android/apis/preference/LaunchingPreferences.java
View File

@@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package com.example.android.apis.app; package com.example.android.apis.preference;
import com.example.android.apis.R; import com.example.android.apis.R;
@@ -36,9 +36,9 @@ import android.widget.LinearLayout.LayoutParams;
public class LaunchingPreferences extends Activity implements OnClickListener { public class LaunchingPreferences extends Activity implements OnClickListener {
private static final int REQUEST_CODE_PREFERENCES = 1; private static final int REQUEST_CODE_PREFERENCES = 1;
private TextView mCounterText; private TextView mCounterText;
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
@@ -50,33 +50,33 @@ public class LaunchingPreferences extends Activity implements OnClickListener {
* subclass of Application, so your default values would be loaded * subclass of Application, so your default values would be loaded
* regardless of entry into your application (for example, a service or * regardless of entry into your application (for example, a service or
* activity). * activity).
*/ */
PreferenceManager.setDefaultValues(this, R.xml.advanced_preferences, false); PreferenceManager.setDefaultValues(this, R.xml.advanced_preferences, false);
// Simple layout // Simple layout
LinearLayout layout = new LinearLayout(this); LinearLayout layout = new LinearLayout(this);
layout.setOrientation(LinearLayout.VERTICAL); layout.setOrientation(LinearLayout.VERTICAL);
setContentView(layout); setContentView(layout);
// Create a simple button that will launch the preferences // Create a simple button that will launch the preferences
Button launchPreferences = new Button(this); Button launchPreferences = new Button(this);
launchPreferences.setText(getString(R.string.launch_preference_activity)); launchPreferences.setText(getString(R.string.launch_preference_activity));
launchPreferences.setOnClickListener(this); launchPreferences.setOnClickListener(this);
layout.addView(launchPreferences, new LayoutParams(LayoutParams.MATCH_PARENT, layout.addView(launchPreferences, new LayoutParams(LayoutParams.MATCH_PARENT,
LayoutParams.WRAP_CONTENT)); LayoutParams.WRAP_CONTENT));
mCounterText = new TextView(this); mCounterText = new TextView(this);
layout.addView(mCounterText, new LayoutParams(LayoutParams.MATCH_PARENT, layout.addView(mCounterText, new LayoutParams(LayoutParams.MATCH_PARENT,
LayoutParams.WRAP_CONTENT)); LayoutParams.WRAP_CONTENT));
updateCounterText(); updateCounterText();
} }
public void onClick(View v) { public void onClick(View v) {
// When the button is clicked, launch an activity through this intent // When the button is clicked, launch an activity through this intent
Intent launchPreferencesIntent = new Intent().setClass(this, AdvancedPreferences.class); Intent launchPreferencesIntent = new Intent().setClass(this, AdvancedPreferences.class);
// Make it a subactivity so we know when it returns // Make it a subactivity so we know when it returns
startActivityForResult(launchPreferencesIntent, REQUEST_CODE_PREFERENCES); startActivityForResult(launchPreferencesIntent, REQUEST_CODE_PREFERENCES);
} }
@@ -84,7 +84,7 @@ public class LaunchingPreferences extends Activity implements OnClickListener {
@Override @Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) { protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data); super.onActivityResult(requestCode, resultCode, data);
// The preferences returned if the request code is what we had given // The preferences returned if the request code is what we had given
// earlier in startSubActivity // earlier in startSubActivity
if (requestCode == REQUEST_CODE_PREFERENCES) { if (requestCode == REQUEST_CODE_PREFERENCES) {

4
samples/ApiDemos/src/com/example/android/apis/app/PreferenceDependencies.java → samples/ApiDemos/src/com/example/android/apis/preference/PreferenceDependencies.java
View File

@@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package com.example.android.apis.app; package com.example.android.apis.preference;
import com.example.android.apis.R; import com.example.android.apis.R;
@@ -26,7 +26,7 @@ public class PreferenceDependencies extends PreferenceActivity {
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.preference_dependencies); addPreferencesFromResource(R.xml.preference_dependencies);
} }

58
samples/ApiDemos/src/com/example/android/apis/preference/PreferenceWithHeaders.java Normal file
View File

@@ -0,0 +1,58 @@
/*
* Copyright (C) 2010 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.apis.preference;
import com.example.android.apis.R;
import android.os.Bundle;
import android.preference.PreferenceActivity;
import android.preference.PreferenceFragment;
import java.util.List;
/**
* Demonstration of PreferenceActivity to make a top-level preference
* panel with headers.
*/
//BEGIN_INCLUDE(activity)
public class PreferenceWithHeaders extends PreferenceActivity {
@Override
public void onBuildHeaders(List<Header> target) {
loadHeadersFromResource(R.xml.preference_headers, target);
}
public static class Prefs1Fragment extends PreferenceFragment {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Load the preferences from an XML resource
addPreferencesFromResource(R.xml.preferences);
}
}
public static class Prefs2Fragment extends PreferenceFragment {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Load the preferences from an XML resource
addPreferencesFromResource(R.xml.preference_dependencies);
}
}
}
//END_INCLUDE(activity)

30
samples/ApiDemos/src/com/example/android/apis/app/PreferencesFromCode.java → samples/ApiDemos/src/com/example/android/apis/preference/PreferencesFromCode.java
View File

@@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package com.example.android.apis.app; package com.example.android.apis.preference;
import android.content.Intent; import android.content.Intent;
import android.content.res.TypedArray; import android.content.res.TypedArray;
@@ -34,26 +34,26 @@ public class PreferencesFromCode extends PreferenceActivity {
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
setPreferenceScreen(createPreferenceHierarchy()); setPreferenceScreen(createPreferenceHierarchy());
} }
private PreferenceScreen createPreferenceHierarchy() { private PreferenceScreen createPreferenceHierarchy() {
// Root // Root
PreferenceScreen root = getPreferenceManager().createPreferenceScreen(this); PreferenceScreen root = getPreferenceManager().createPreferenceScreen(this);
// Inline preferences // Inline preferences
PreferenceCategory inlinePrefCat = new PreferenceCategory(this); PreferenceCategory inlinePrefCat = new PreferenceCategory(this);
inlinePrefCat.setTitle(R.string.inline_preferences); inlinePrefCat.setTitle(R.string.inline_preferences);
root.addPreference(inlinePrefCat); root.addPreference(inlinePrefCat);
// Toggle preference // Toggle preference
CheckBoxPreference togglePref = new CheckBoxPreference(this); CheckBoxPreference togglePref = new CheckBoxPreference(this);
togglePref.setKey("toggle_preference"); togglePref.setKey("toggle_preference");
togglePref.setTitle(R.string.title_toggle_preference); togglePref.setTitle(R.string.title_toggle_preference);
togglePref.setSummary(R.string.summary_toggle_preference); togglePref.setSummary(R.string.summary_toggle_preference);
inlinePrefCat.addPreference(togglePref); inlinePrefCat.addPreference(togglePref);
// Dialog based preferences // Dialog based preferences
PreferenceCategory dialogBasedPrefCat = new PreferenceCategory(this); PreferenceCategory dialogBasedPrefCat = new PreferenceCategory(this);
dialogBasedPrefCat.setTitle(R.string.dialog_based_preferences); dialogBasedPrefCat.setTitle(R.string.dialog_based_preferences);
@@ -66,7 +66,7 @@ public class PreferencesFromCode extends PreferenceActivity {
editTextPref.setTitle(R.string.title_edittext_preference); editTextPref.setTitle(R.string.title_edittext_preference);
editTextPref.setSummary(R.string.summary_edittext_preference); editTextPref.setSummary(R.string.summary_edittext_preference);
dialogBasedPrefCat.addPreference(editTextPref); dialogBasedPrefCat.addPreference(editTextPref);
// List preference // List preference
ListPreference listPref = new ListPreference(this); ListPreference listPref = new ListPreference(this);
listPref.setEntries(R.array.entries_list_preference); listPref.setEntries(R.array.entries_list_preference);
@@ -76,7 +76,7 @@ public class PreferencesFromCode extends PreferenceActivity {
listPref.setTitle(R.string.title_list_preference); listPref.setTitle(R.string.title_list_preference);
listPref.setSummary(R.string.summary_list_preference); listPref.setSummary(R.string.summary_list_preference);
dialogBasedPrefCat.addPreference(listPref); dialogBasedPrefCat.addPreference(listPref);
// Launch preferences // Launch preferences
PreferenceCategory launchPrefCat = new PreferenceCategory(this); PreferenceCategory launchPrefCat = new PreferenceCategory(this);
launchPrefCat.setTitle(R.string.launch_preferences); launchPrefCat.setTitle(R.string.launch_preferences);
@@ -93,19 +93,19 @@ public class PreferencesFromCode extends PreferenceActivity {
screenPref.setTitle(R.string.title_screen_preference); screenPref.setTitle(R.string.title_screen_preference);
screenPref.setSummary(R.string.summary_screen_preference); screenPref.setSummary(R.string.summary_screen_preference);
launchPrefCat.addPreference(screenPref); launchPrefCat.addPreference(screenPref);
/* /*
* You can add more preferences to screenPref that will be shown on the * You can add more preferences to screenPref that will be shown on the
* next screen. * next screen.
*/ */
// Example of next screen toggle preference // Example of next screen toggle preference
CheckBoxPreference nextScreenCheckBoxPref = new CheckBoxPreference(this); CheckBoxPreference nextScreenCheckBoxPref = new CheckBoxPreference(this);
nextScreenCheckBoxPref.setKey("next_screen_toggle_preference"); nextScreenCheckBoxPref.setKey("next_screen_toggle_preference");
nextScreenCheckBoxPref.setTitle(R.string.title_next_screen_toggle_preference); nextScreenCheckBoxPref.setTitle(R.string.title_next_screen_toggle_preference);
nextScreenCheckBoxPref.setSummary(R.string.summary_next_screen_toggle_preference); nextScreenCheckBoxPref.setSummary(R.string.summary_next_screen_toggle_preference);
screenPref.addPreference(nextScreenCheckBoxPref); screenPref.addPreference(nextScreenCheckBoxPref);
// Intent preference // Intent preference
PreferenceScreen intentPref = getPreferenceManager().createPreferenceScreen(this); PreferenceScreen intentPref = getPreferenceManager().createPreferenceScreen(this);
intentPref.setIntent(new Intent().setAction(Intent.ACTION_VIEW) intentPref.setIntent(new Intent().setAction(Intent.ACTION_VIEW)
@@ -113,18 +113,18 @@ public class PreferencesFromCode extends PreferenceActivity {
intentPref.setTitle(R.string.title_intent_preference); intentPref.setTitle(R.string.title_intent_preference);
intentPref.setSummary(R.string.summary_intent_preference); intentPref.setSummary(R.string.summary_intent_preference);
launchPrefCat.addPreference(intentPref); launchPrefCat.addPreference(intentPref);
// Preference attributes // Preference attributes
PreferenceCategory prefAttrsCat = new PreferenceCategory(this); PreferenceCategory prefAttrsCat = new PreferenceCategory(this);
prefAttrsCat.setTitle(R.string.preference_attributes); prefAttrsCat.setTitle(R.string.preference_attributes);
root.addPreference(prefAttrsCat); root.addPreference(prefAttrsCat);
// Visual parent toggle preference // Visual parent toggle preference
CheckBoxPreference parentCheckBoxPref = new CheckBoxPreference(this); CheckBoxPreference parentCheckBoxPref = new CheckBoxPreference(this);
parentCheckBoxPref.setTitle(R.string.title_parent_preference); parentCheckBoxPref.setTitle(R.string.title_parent_preference);
parentCheckBoxPref.setSummary(R.string.summary_parent_preference); parentCheckBoxPref.setSummary(R.string.summary_parent_preference);
prefAttrsCat.addPreference(parentCheckBoxPref); prefAttrsCat.addPreference(parentCheckBoxPref);
// Visual child toggle preference // Visual child toggle preference
// See res/values/attrs.xml for the <declare-styleable> that defines // See res/values/attrs.xml for the <declare-styleable> that defines
// TogglePrefAttrs. // TogglePrefAttrs.
@@ -137,7 +137,7 @@ public class PreferencesFromCode extends PreferenceActivity {
0)); 0));
prefAttrsCat.addPreference(childCheckBoxPref); prefAttrsCat.addPreference(childCheckBoxPref);
a.recycle(); a.recycle();
return root; return root;
} }
} }

4
samples/ApiDemos/src/com/example/android/apis/app/PreferencesFromXml.java → samples/ApiDemos/src/com/example/android/apis/preference/PreferencesFromXml.java
View File

@@ -14,7 +14,7 @@
* limitations under the License. * limitations under the License.
*/ */
package com.example.android.apis.app; package com.example.android.apis.preference;
import com.example.android.apis.R; import com.example.android.apis.R;
@@ -26,7 +26,7 @@ public class PreferencesFromXml extends PreferenceActivity {
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
// Load the preferences from an XML resource // Load the preferences from an XML resource
addPreferencesFromResource(R.xml.preferences); addPreferencesFromResource(R.xml.preferences);
} }