Mega Code Archive
Edit Preferences
<![CDATA[
/* Copyright (c) 2008-2009 -- CommonsWare, LLC
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.commonsware.android.simple;
import android.app.Activity;
import android.os.Bundle;
import android.preference.PreferenceActivity;
public class EditPreferences extends PreferenceActivity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.preferences);
}
}
//src\com\commonsware\android\simple\SimplePrefsDemo.java
/* Copyright (c) 2008-2009 -- CommonsWare, LLC
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.commonsware.android.simple;
import android.app.Activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.TextView;
public class SimplePrefsDemo extends Activity {
private static final int EDIT_ID = Menu.FIRST+2;
private TextView checkbox=null;
private TextView ringtone=null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
checkbox=(TextView)findViewById(R.id.checkbox);
ringtone=(TextView)findViewById(R.id.ringtone);
}
@Override
public void onResume() {
super.onResume();
SharedPreferences prefs=PreferenceManager
.getDefaultSharedPreferences(this);
checkbox.setText(new Boolean(prefs
.getBoolean("checkbox", false))
.toString());
ringtone.setText(prefs.getString("ringtone", "<unset>"));
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
menu.add(Menu.NONE, EDIT_ID, Menu.NONE, "Edit Prefs")
.setIcon(R.drawable.misc)
.setAlphabeticShortcut('e');
return(super.onCreateOptionsMenu(menu));
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case EDIT_ID:
startActivity(new Intent(this, EditPreferences.class));
return(true);
}
return(super.onOptionsItemSelected(item));
}
}
//res\layout\main.xml
<?xml version="1.0" encoding="utf-8"?>
<TableLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TableRow>
<TextView
android:text="Checkbox:"
android:paddingRight="5px"
/>
<TextView android:id="@+id/checkbox"
/>
</TableRow>
<TableRow>
<TextView
android:text="Ringtone:"
android:paddingRight="5px"
/>
<TextView android:id="@+id/ringtone"
/>
</TableRow>
</TableLayout>
//res\values\strings.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<string name="app_name">SimplePrefsDemo</string>
<string name="checkbox">checkbox</string>
<string name="ringtone">ringtone</string>
</resources>
//res\xml\preferences.xml
<PreferenceScreen
xmlns:android="http://schemas.android.com/apk/res/android">
<CheckBoxPreference
android:key="checkbox"
android:title="Checkbox Preference"
android:summary="Check it on, check it off" />
<RingtonePreference
android:key="ringtone"
android:title="Ringtone Preference"
android:showDefault="true"
android:showSilent="true"
android:summary="Pick a tone, any tone" />
</PreferenceScreen>
]]>