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package com.android.settings.cyanogenmod;
import android.content.ContentResolver;
import android.database.ContentObserver;
import android.os.Bundle;
import android.os.Handler;
import android.preference.CheckBoxPreference;
import android.preference.Preference;
import android.preference.PreferenceScreen;
import android.preference.SeekBarDialogPreference;
import android.provider.Settings;
import com.android.settings.R;
import com.android.settings.SettingsPreferenceFragment;
public class PieControl extends SettingsPreferenceFragment
implements Preference.OnPreferenceChangeListener {
private static final int DEFAULT_POSITION = 1 << 1; // this equals Position.BOTTOM.FLAG
private static final String PIE_CONTROL = "pie_control_checkbox";
private static final String PIE_SIZE = "pie_control_size";
private static final String[] TRIGGER = {
"pie_control_trigger_left",
"pie_control_trigger_bottom",
"pie_control_trigger_right",
"pie_control_trigger_top"
};
private CheckBoxPreference mPieControl;
private SeekBarDialogPreference mPieSize;
private CheckBoxPreference[] mTrigger = new CheckBoxPreference[4];
private ContentObserver mPieTriggerObserver = new ContentObserver(new Handler()) {
@Override
public void onChange(boolean selfChange) {
updatePieTriggers();
}
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.pie_control);
PreferenceScreen prefSet = getPreferenceScreen();
mPieControl = (CheckBoxPreference) prefSet.findPreference(PIE_CONTROL);
mPieControl.setOnPreferenceChangeListener(this);
mPieSize = (SeekBarDialogPreference) prefSet.findPreference(PIE_SIZE);
for (int i = 0; i < TRIGGER.length; i++) {
mTrigger[i] = (CheckBoxPreference) prefSet.findPreference(TRIGGER[i]);
mTrigger[i].setOnPreferenceChangeListener(this);
}
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
if (preference == mPieControl) {
boolean newState = (Boolean) newValue;
Settings.System.putInt(getContentResolver(),
Settings.System.PIE_CONTROLS, newState ? 1 : 0);
propagatePieControl(newState);
} else {
int triggerSlots = 0;
for (int i = 0; i < mTrigger.length; i++) {
boolean checked = preference == mTrigger[i]
? (Boolean) newValue : mTrigger[i].isChecked();
if (checked) {
triggerSlots |= 1 << i;
}
}
Settings.System.putInt(getContentResolver(),
Settings.System.PIE_POSITIONS, triggerSlots);
}
return true;
}
@Override
public void onResume() {
super.onResume();
mPieControl.setChecked(Settings.System.getInt(getContentResolver(),
Settings.System.PIE_CONTROLS, 0) == 1);
propagatePieControl(mPieControl.isChecked());
getContentResolver().registerContentObserver(
Settings.System.getUriFor(Settings.System.PIE_POSITIONS), true,
mPieTriggerObserver);
updatePieTriggers();
}
@Override
public void onPause() {
super.onPause();
getContentResolver().unregisterContentObserver(mPieTriggerObserver);
}
private void propagatePieControl(boolean value) {
for (int i = 0; i < mTrigger.length; i++) {
mTrigger[i].setEnabled(value);
}
mPieSize.setEnabled(value);
}
private void updatePieTriggers() {
int triggerSlots = Settings.System.getInt(getContentResolver(),
Settings.System.PIE_POSITIONS, DEFAULT_POSITION);
for (int i = 0; i < mTrigger.length; i++) {
if ((triggerSlots & (0x01 << i)) != 0) {
mTrigger[i].setChecked(true);
} else {
mTrigger[i].setChecked(false);
}
}
}
}
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