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/*
* Copyright (C) 2011 The CyanogenMod 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.cyanogenmod.trebuchet.preference;
import android.content.Context;
import android.content.res.TypedArray;
import android.preference.DialogPreference;
import android.preference.Preference;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.EditText;
import android.widget.NumberPicker;
import com.cyanogenmod.trebuchet.R;
/*
* @author Danesh
* @author nebkat
*/
public class NumberPickerPreference extends DialogPreference {
private int mMin, mMax, mDefault;
private String mMaxExternalKey, mMinExternalKey;
private Preference mMaxExternalPreference, mMinExternalPreference;
private NumberPicker mNumberPicker;
public NumberPickerPreference(Context context, AttributeSet attrs) {
super(context, attrs);
TypedArray dialogType = context.obtainStyledAttributes(attrs,
com.android.internal.R.styleable.DialogPreference, 0, 0);
TypedArray numberPickerType = context.obtainStyledAttributes(attrs,
R.styleable.NumberPickerPreference, 0, 0);
mMaxExternalKey = numberPickerType.getString(R.styleable.NumberPickerPreference_maxExternal);
mMinExternalKey = numberPickerType.getString(R.styleable.NumberPickerPreference_minExternal);
mMax = numberPickerType.getInt(R.styleable.NumberPickerPreference_max, 5);
mMin = numberPickerType.getInt(R.styleable.NumberPickerPreference_min, 0);
mDefault = dialogType.getInt(com.android.internal.R.styleable.Preference_defaultValue, mMin);
dialogType.recycle();
numberPickerType.recycle();
}
protected void onAttachedToActivity() {
// External values
if (mMaxExternalKey != null) {
Preference maxPreference = findPreferenceInHierarchy(mMaxExternalKey);
if (maxPreference != null) {
if (maxPreference instanceof NumberPickerPreference) {
mMaxExternalPreference = maxPreference;
}
}
}
if (mMinExternalKey != null) {
Preference minPreference = findPreferenceInHierarchy(mMinExternalKey);
if (minPreference != null) {
if (minPreference instanceof NumberPickerPreference) {
mMinExternalPreference = minPreference;
}
}
}
}
@Override
protected View onCreateDialogView() {
int max = mMax;
int min = mMin;
// External values
if (mMaxExternalKey != null && mMaxExternalPreference != null) {
max = mMaxExternalPreference.getSharedPreferences().getInt(mMaxExternalKey, mMax);
}
if (mMinExternalKey != null && mMinExternalPreference != null) {
min = mMinExternalPreference.getSharedPreferences().getInt(mMinExternalKey, mMin);
}
LayoutInflater inflater =
(LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View view = inflater.inflate(R.layout.number_picker_dialog, null);
mNumberPicker = (NumberPicker) view.findViewById(R.id.number_picker);
if (mNumberPicker == null) {
throw new RuntimeException("mNumberPicker is null!");
}
// Initialize state
mNumberPicker.setWrapSelectorWheel(false);
mNumberPicker.setMaxValue(max);
mNumberPicker.setMinValue(min);
mNumberPicker.setValue(getPersistedInt(mDefault));
// No keyboard popup
EditText textInput = (EditText) mNumberPicker.findViewById(com.android.internal.R.id.numberpicker_input);
if (textInput != null) {
textInput.setCursorVisible(false);
textInput.setFocusable(false);
textInput.setFocusableInTouchMode(false);
}
return view;
}
@Override
protected void onDialogClosed(boolean positiveResult) {
if (positiveResult) {
persistInt(mNumberPicker.getValue());
}
}
}
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