/*
* Copyright (C) 2011 Cedric Fung (wolfplanet@gmail.com)
*
* 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.yixia.zi.preference;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import android.content.Context;
import android.content.SharedPreferences;
import com.yixia.zi.preference.APreference;
public class CursorSharedPreferences implements SharedPreferences {
private Context mContext;
private APreference aP;
private List<OnSharedPreferenceChangeListener> mListeners = new LinkedList<OnSharedPreferenceChangeListener>();
public CursorSharedPreferences(Context ctx) {
mContext = ctx;
aP = new APreference(mContext);
}
@Override
public Map<String, ?> getAll() {
return aP.getAll();
}
@Override
public String getString(String key, String defValue) {
return aP.getString(key, defValue);
}
@Override
public int getInt(String key, int defValue) {
return aP.getInt(key, defValue);
}
@Override
public long getLong(String key, long defValue) {
return aP.getInt(key, (int) defValue);
}
@Override
public float getFloat(String key, float defValue) {
return (float) aP.getDouble(key, defValue);
}
@Override
public boolean getBoolean(String key, boolean defValue) {
return aP.getBoolean(key, defValue);
}
@Override
public boolean contains(String key) {
return aP.contains(key);
}
@Override
public Editor edit() {
return new Editor();
}
@Override
public Set<String> getStringSet(String arg0, Set<String> arg1) {
return null;
}
@Override
public void registerOnSharedPreferenceChangeListener(OnSharedPreferenceChangeListener listener) {
mListeners.add(listener);
}
@Override
public void unregisterOnSharedPreferenceChangeListener(OnSharedPreferenceChangeListener listener) {
mListeners.remove(listener);
}
public class Editor implements SharedPreferences.Editor {
private Map<String, Object> mValues = new HashMap<String, Object>();
@Override
public android.content.SharedPreferences.Editor putString(String key, String value) {
mValues.put(key, value);
return this;
}
@Override
public android.content.SharedPreferences.Editor putInt(String key, int value) {
mValues.put(key, value);
return this;
}
@Override
public android.content.SharedPreferences.Editor putLong(String key, long value) {
mValues.put(key, value);
return this;
}
@Override
public android.content.SharedPreferences.Editor putFloat(String key, float value) {
mValues.put(key, value);
return this;
}
@Override
public android.content.SharedPreferences.Editor putBoolean(String key, boolean value) {
mValues.put(key, value);
return this;
}
@Override
public android.content.SharedPreferences.Editor clear() {
mValues.clear();
return this;
}
@Override
public boolean commit() {
for (String k : mValues.keySet()) {
Object value = mValues.get(k);
aP.put(k, value != null ? value.toString() : null);
}
for (OnSharedPreferenceChangeListener listener : mListeners)
listener.onSharedPreferenceChanged(CursorSharedPreferences.this, null);
return true;
}
@Override
public void apply() {
commit();
}
@Override
public android.content.SharedPreferences.Editor putStringSet(String arg0, Set<String> arg1) {
throw new UnsupportedOperationException("CursorPreference do not support Set<String>");
}
@Override
public android.content.SharedPreferences.Editor remove(String key) {
mValues.remove(key);
return this;
}
}
}