vayu: parts: Implement SeekBarPreference

[nullxception: imported from ffd149893f9 ("vayu: Add touch profiles for
gaming and benchmarking")]
Signed-off-by: Nauval Rizky <enuma.alrizky@gmail.com>
Signed-off-by: David Setiawan <fryevia@foxmail.com>
Change-Id: I52a2c3bceef76d323f182dbbcd2a96f77487f3de

2 files changed, 363 insertions, 0 deletions

diff --git a/parts/res/layout/preference_slider.xml b/parts/res/layout/preference_slider.xml
new file mode 100644
index 0000000..ba2f8e9
--- /dev/null
+++ b/parts/res/layout/preference_slider.xml
@@ -0,0 +1,83 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2015 The Android Open Source Project
+               (C) 2018-2020 The LineageOS 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.
+-->
+
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
+    android:background="?android:attr/activatedBackgroundIndicator"
+    android:clipToPadding="false">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:layout_marginTop="8dip"
+        android:layout_marginBottom="8dip">
+
+        <TextView android:id="@android:id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:paddingTop="8dp"
+            android:paddingStart="56dp"
+            android:singleLine="true"
+            android:textAppearance="?android:attr/textAppearanceListItem"
+            android:ellipsize="marquee"
+            android:fadingEdge="horizontal" />
+
+        <FrameLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp">
+
+            <ImageView
+                android:id="@+id/icon"
+                android:layout_gravity="center_vertical|start"
+                android:layout_width="48dp"
+                android:layout_height="48dp" />
+
+            <SeekBar
+                android:id="@+id/seekbar"
+                android:layout_marginStart="56dp"
+                android:layout_marginEnd="16dp"
+                android:layout_gravity="center_vertical"
+                android:layout_width="match_parent"
+                android:layout_height="48dp"
+                style="@android:style/Widget.Material.SeekBar.Discrete"
+                android:tickMarkTint="@android:color/black" />
+
+        </FrameLayout>
+
+        <TextView
+            android:id="@android:id/summary"
+            android:paddingStart="56dp"
+            android:paddingTop="4dp"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textAppearance="?android:attr/textAppearanceListItemSecondary"
+            android:textColor="?android:attr/textColorSecondary"
+            android:gravity="center_vertical"
+            android:minLines="3"
+            android:maxLines="4" />
+
+    </LinearLayout>
+
+</FrameLayout>
diff --git a/parts/src/org/lineageos/settings/widget/SeekBarPreference.java b/parts/src/org/lineageos/settings/widget/SeekBarPreference.java
new file mode 100644
index 0000000..68d1e13
--- /dev/null
+++ b/parts/src/org/lineageos/settings/widget/SeekBarPreference.java
@@ -0,0 +1,280 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *               2017-2020 The LineageOS 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 org.lineageos.settings.widget;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.util.AttributeSet;
+import android.view.KeyEvent;
+import android.view.View;
+import android.widget.ImageView;
+import android.widget.SeekBar;
+import android.widget.SeekBar.OnSeekBarChangeListener;
+
+import androidx.preference.PreferenceViewHolder;
+
+import com.android.settingslib.RestrictedPreference;
+
+import org.lineageos.settings.R;
+
+/**
+ * Based on android.preference.SeekBarPreference, but uses support preference as base.
+ */
+public class SeekBarPreference extends RestrictedPreference
+        implements OnSeekBarChangeListener, View.OnKeyListener {
+
+    private int mProgress;
+    private int mMax;
+    private boolean mTrackingTouch;
+
+    private ImageView mIconView;
+    private Drawable mIcon;
+
+    public SeekBarPreference(
+            Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+
+        TypedArray a = context.obtainStyledAttributes(
+                attrs, com.android.internal.R.styleable.ProgressBar, defStyleAttr, defStyleRes);
+        setMax(a.getInt(com.android.internal.R.styleable.ProgressBar_max, mMax));
+        a.recycle();
+
+        a = context.obtainStyledAttributes(attrs,
+                com.android.internal.R.styleable.SeekBarPreference, defStyleAttr, defStyleRes);
+        final int layoutResId = a.getResourceId(
+                com.android.internal.R.styleable.SeekBarPreference_layout,
+                com.android.internal.R.layout.preference_widget_seekbar);
+        a.recycle();
+
+        setLayoutResource(layoutResId);
+    }
+
+    public SeekBarPreference(Context context, AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public SeekBarPreference(Context context, AttributeSet attrs) {
+        this(context, attrs, com.android.internal.R.attr.seekBarPreferenceStyle);
+    }
+
+    public SeekBarPreference(Context context) {
+        this(context, null);
+    }
+
+    @Override
+    public void onBindViewHolder(PreferenceViewHolder view) {
+        super.onBindViewHolder(view);
+
+        mIconView = (ImageView) view.findViewById(R.id.icon);
+        if (mIcon != null) {
+            mIconView.setImageDrawable(mIcon);
+        }
+
+        view.itemView.setOnKeyListener(this);
+        SeekBar seekBar = (SeekBar) view.findViewById(R.id.seekbar);
+        seekBar.setOnSeekBarChangeListener(this);
+        seekBar.setMax(mMax);
+        seekBar.setProgress(mProgress);
+        seekBar.setEnabled(isEnabled());
+    }
+
+    public ImageView getIconView() {
+        return mIconView;
+    }
+
+    public void setIconDrawable(Drawable drawable) {
+        if (mIconView != null) {
+            mIconView.setImageDrawable(drawable);
+        }
+        mIcon = drawable;
+    }
+    @Override
+    protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {
+        setProgress(restoreValue ? getPersistedInt(mProgress)
+                : (Integer) defaultValue);
+    }
+
+    @Override
+    protected Object onGetDefaultValue(TypedArray a, int index) {
+        return a.getInt(index, 0);
+    }
+
+    @Override
+    public boolean onKey(View v, int keyCode, KeyEvent event) {
+        if (event.getAction() != KeyEvent.ACTION_DOWN) {
+            return false;
+        }
+
+        SeekBar seekBar = (SeekBar) v.findViewById(R.id.seekbar);
+        if (seekBar == null) {
+            return false;
+        }
+        return seekBar.onKeyDown(keyCode, event);
+    }
+
+    public void setMax(int max) {
+        if (max != mMax) {
+            mMax = max;
+            notifyChanged();
+        }
+    }
+
+    public void setProgress(int progress) {
+        setProgress(progress, true);
+    }
+
+    private void setProgress(int progress, boolean notifyChanged) {
+        if (progress > mMax) {
+            progress = mMax;
+        }
+        if (progress < 0) {
+            progress = 0;
+        }
+        if (progress != mProgress) {
+            mProgress = progress;
+            persistInt(progress);
+            if (notifyChanged) {
+                notifyChanged();
+            }
+        }
+    }
+
+    public int getProgress() {
+        return mProgress;
+    }
+
+    /**
+     * Persist the seekBar's progress value if callChangeListener
+     * returns true, otherwise set the seekBar's progress to the stored value
+     */
+    void syncProgress(SeekBar seekBar) {
+        int progress = seekBar.getProgress();
+        if (progress != mProgress) {
+            if (callChangeListener(progress)) {
+                setProgress(progress, false);
+            } else {
+                seekBar.setProgress(mProgress);
+            }
+        }
+    }
+
+    @Override
+    public void onProgressChanged(
+            SeekBar seekBar, int progress, boolean fromUser) {
+        if (fromUser && !mTrackingTouch) {
+            syncProgress(seekBar);
+        }
+    }
+
+    @Override
+    public void onStartTrackingTouch(SeekBar seekBar) {
+        mTrackingTouch = true;
+    }
+
+    @Override
+    public void onStopTrackingTouch(SeekBar seekBar) {
+        mTrackingTouch = false;
+        if (seekBar.getProgress() != mProgress) {
+            syncProgress(seekBar);
+        }
+    }
+
+    @Override
+    protected Parcelable onSaveInstanceState() {
+        /*
+         * Suppose a client uses this preference type without persisting. We
+         * must save the instance state so it is able to, for example, survive
+         * orientation changes.
+         */
+
+        final Parcelable superState = super.onSaveInstanceState();
+        if (isPersistent()) {
+            // No need to save instance state since it's persistent
+            return superState;
+        }
+
+        // Save the instance state
+        final SavedState myState = new SavedState(superState);
+        myState.progress = mProgress;
+        myState.max = mMax;
+        return myState;
+    }
+
+    @Override
+    protected void onRestoreInstanceState(Parcelable state) {
+        if (!state.getClass().equals(SavedState.class)) {
+            // Didn't save state for us in onSaveInstanceState
+            super.onRestoreInstanceState(state);
+            return;
+        }
+
+        // Restore the instance state
+        SavedState myState = (SavedState) state;
+        super.onRestoreInstanceState(myState.getSuperState());
+        mProgress = myState.progress;
+        mMax = myState.max;
+        notifyChanged();
+    }
+
+    /**
+     * SavedState, a subclass of {@link BaseSavedState}, will store the state
+     * of MyPreference, a subclass of Preference.
+     * <p>
+     * It is important to always call through to super methods.
+     */
+    private static class SavedState extends BaseSavedState {
+        int progress;
+        int max;
+
+        public SavedState(Parcel source) {
+            super(source);
+
+            // Restore the click counter
+            progress = source.readInt();
+            max = source.readInt();
+        }
+
+        @Override
+        public void writeToParcel(Parcel dest, int flags) {
+            super.writeToParcel(dest, flags);
+
+            // Save the click counter
+            dest.writeInt(progress);
+            dest.writeInt(max);
+        }
+
+        public SavedState(Parcelable superState) {
+            super(superState);
+        }
+
+        @SuppressWarnings("unused")
+        public static final Parcelable.Creator<SavedState> CREATOR =
+                new Parcelable.Creator<SavedState>() {
+            public SavedState createFromParcel(Parcel in) {
+                return new SavedState(in);
+            }
+
+            public SavedState[] newArray(int size) {
+                return new SavedState[size];
+            }
+        };
+    }
+}