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/*
* Copyright (C) 2020 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.android.settings.accessibility;
import static android.content.Context.MODE_PRIVATE;
import static com.android.settings.accessibility.ToggleAutoclickPreferenceController.KEY_DELAY_MODE;
import static com.android.settings.accessibility.ToggleAutoclickPreferenceFragment.Quantity;
import android.content.ContentResolver;
import android.content.Context;
import android.content.SharedPreferences;
import android.provider.Settings;
import android.view.accessibility.AccessibilityManager;
import android.widget.ImageView;
import android.widget.SeekBar;
import android.widget.TextView;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settingslib.core.lifecycle.Lifecycle;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnPause;
import com.android.settingslib.core.lifecycle.events.OnResume;
import com.android.settingslib.widget.LayoutPreference;
/**
* Controller class that controls accessibility autoclick seekbar settings.
*/
public class ToggleAutoclickCustomSeekbarController extends BasePreferenceController
implements LifecycleObserver, OnResume, OnPause,
SharedPreferences.OnSharedPreferenceChangeListener {
private static final String CONTROL_AUTOCLICK_DELAY_SECURE =
Settings.Secure.ACCESSIBILITY_AUTOCLICK_DELAY;
private static final String KEY_CUSTOM_DELAY_VALUE = "custom_delay_value";
// Min allowed autoclick delay value.
static final int MIN_AUTOCLICK_DELAY_MS = 200;
// Max allowed autoclick delay value.
static final int MAX_AUTOCLICK_DELAY_MS = 1000;
// Allowed autoclick delay values are discrete.
// This is the difference between two allowed values.
private static final int AUTOCLICK_DELAY_STEP = 100;
private final SharedPreferences mSharedPreferences;
private final ContentResolver mContentResolver;
private ImageView mShorter;
private ImageView mLonger;
private SeekBar mSeekBar;
private TextView mDelayLabel;
private final SeekBar.OnSeekBarChangeListener mSeekBarChangeListener =
new SeekBar.OnSeekBarChangeListener() {
@Override
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
updateCustomDelayValue(seekBarProgressToDelay(progress));
}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {
// Nothing to do.
}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
// Nothing to do.
}
};
public ToggleAutoclickCustomSeekbarController(Context context, String preferenceKey) {
super(context, preferenceKey);
mSharedPreferences = context.getSharedPreferences(context.getPackageName(), MODE_PRIVATE);
mContentResolver = context.getContentResolver();
}
public ToggleAutoclickCustomSeekbarController(Context context, Lifecycle lifecycle,
String preferenceKey) {
this(context, preferenceKey);
if (lifecycle != null) {
lifecycle.addObserver(this);
}
}
@Override
public int getAvailabilityStatus() {
return AVAILABLE;
}
@Override
public void onResume() {
if (mSharedPreferences != null) {
mSharedPreferences.registerOnSharedPreferenceChangeListener(this);
}
}
@Override
public void onPause() {
if (mSharedPreferences != null) {
mSharedPreferences.unregisterOnSharedPreferenceChangeListener(this);
}
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
final LayoutPreference preference = screen.findPreference(getPreferenceKey());
if (isAvailable()) {
int delayMillis = getSharedPreferenceForDelayValue();
// Initialize seek bar preference. Sets seek bar size to the number of possible delay
// values.
mSeekBar = preference.findViewById(R.id.autoclick_delay);
mSeekBar.setMax(delayToSeekBarProgress(MAX_AUTOCLICK_DELAY_MS));
mSeekBar.setProgress(delayToSeekBarProgress(delayMillis));
mSeekBar.setOnSeekBarChangeListener(mSeekBarChangeListener);
mDelayLabel = preference.findViewById(R.id.current_label);
mDelayLabel.setText(delayTimeToString(delayMillis));
mShorter = preference.findViewById(R.id.shorter);
mShorter.setOnClickListener(v -> {
minusDelayByImageView();
});
mLonger = preference.findViewById(R.id.longer);
mLonger.setOnClickListener(v -> {
plusDelayByImageView();
});
}
}
@Override
public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
if (KEY_DELAY_MODE.equals(key)) {
final int delayMillis = getSharedPreferenceForDelayValue();
updateCustomDelayValue(delayMillis);
}
}
/** Converts seek bar preference progress value to autoclick delay associated with it. */
private int seekBarProgressToDelay(int progress) {
return progress * AUTOCLICK_DELAY_STEP + MIN_AUTOCLICK_DELAY_MS;
}
/**
* Converts autoclick delay value to seek bar preference progress values that represents said
* delay.
*/
private int delayToSeekBarProgress(int delayMillis) {
return (delayMillis - MIN_AUTOCLICK_DELAY_MS) / AUTOCLICK_DELAY_STEP;
}
private int getSharedPreferenceForDelayValue() {
final int delayMillis = Settings.Secure.getInt(mContentResolver,
Settings.Secure.ACCESSIBILITY_AUTOCLICK_DELAY,
AccessibilityManager.AUTOCLICK_DELAY_DEFAULT);
return mSharedPreferences.getInt(KEY_CUSTOM_DELAY_VALUE, delayMillis);
}
private void putSecureInt(String name, int value) {
Settings.Secure.putInt(mContentResolver, name, value);
}
private void updateCustomDelayValue(int delayMillis) {
putSecureInt(CONTROL_AUTOCLICK_DELAY_SECURE, delayMillis);
mSharedPreferences.edit().putInt(KEY_CUSTOM_DELAY_VALUE, delayMillis).apply();
mSeekBar.setProgress(delayToSeekBarProgress(delayMillis));
mDelayLabel.setText(delayTimeToString(delayMillis));
}
private void minusDelayByImageView() {
final int delayMillis = getSharedPreferenceForDelayValue();
if (delayMillis > MIN_AUTOCLICK_DELAY_MS) {
updateCustomDelayValue(delayMillis - AUTOCLICK_DELAY_STEP);
}
}
private void plusDelayByImageView() {
final int delayMillis = getSharedPreferenceForDelayValue();
if (delayMillis < MAX_AUTOCLICK_DELAY_MS) {
updateCustomDelayValue(delayMillis + AUTOCLICK_DELAY_STEP);
}
}
private CharSequence delayTimeToString(int delayMillis) {
final int quantity = (delayMillis == 1000) ? Quantity.ONE : Quantity.FEW;
final float delaySecond = (float) delayMillis / 1000;
// Only show integer when delay time is 1.
final String decimalFormat = (delaySecond == 1) ? "%.0f" : "%.1f";
return mContext.getResources().getQuantityString(
R.plurals.accessibilty_autoclick_delay_unit_second,
quantity, String.format(decimalFormat, delaySecond));
}
}
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