Remove dead code and obsolete patterns

- Remove code and resource for ProcessStatsMemDetail
- Remove TintablePreference (tinting icon is not a supported
  pattern starting in Android O)

Bug: 68426851
Test: robotests
Change-Id: Ib9c2fc8332255fe29c8f3dce378456403d7af8a3

res/layout/process_stats_mem_details.xml

@@ -1,63 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2014 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.
--->
-
-<ScrollView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:clipToPadding="false"
-    android:scrollbarStyle="@integer/preference_scrollbar_style">
-
-    <LinearLayout
-        android:id="@+id/all_details"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:paddingTop="5dip"
-        android:paddingBottom="5dip"
-        android:orientation="vertical">
-
-        <TextView
-            style="?android:attr/listSeparatorTextViewStyle"
-            android:text="@string/mem_state_subtitle" />
-
-        <LinearLayout
-            android:id="@+id/mem_state"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:paddingStart="6dip"
-            android:orientation="vertical">
-
-            <!-- Insert detail items here -->
-
-        </LinearLayout>
-
-        <TextView
-            style="?android:attr/listSeparatorTextViewStyle"
-            android:text="@string/mem_use_subtitle" />
-
-        <LinearLayout
-            android:id="@+id/mem_use"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:paddingStart="6dip"
-            android:orientation="vertical">
-
-            <!-- Insert detail items here -->
-
-        </LinearLayout>
-
-    </LinearLayout>
-</ScrollView>

res/values/attrs.xml

@@ -148,10 +148,6 @@
         <attr name="aspectRatio" format="float" />
     </declare-styleable>
 
-    <declare-styleable name="TintablePreference">
-        <attr name="android:tint" format="color|reference" />
-    </declare-styleable>
-
     <!-- For UsageView -->
     <declare-styleable name="UsageView">
         <attr name="android:colorAccent" />

res/values/strings.xml

@@ -5021,22 +5021,6 @@
     <string name="menu_proc_stats_duration">Duration</string>
     <!-- [CHAR LIMIT=NONE] Activity title for process stats details on overall memory state -->
     <string name="mem_details_title">Memory details</string>
-    <!-- [CHAR LIMIT=NONE] Subtitle for process stats memory state details for list of memory states -->
-    <string name="mem_state_subtitle">Memory states</string>
-    <!-- [CHAR LIMIT=NONE] Subtitle for process stats memory state details for list of memory use -->
-    <string name="mem_use_subtitle">Memory use</string>
-    <!-- [CHAR LIMIT=NONE] Type of memory use associated with the kernel -->
-    <string name="mem_use_kernel_type">Kernel</string>
-    <!-- [CHAR LIMIT=NONE] Type of memory use associated with native processes -->
-    <string name="mem_use_native_type">Native</string>
-    <!-- [CHAR LIMIT=NONE] Type of memory use associated with kernel caches -->
-    <string name="mem_use_kernel_cache_type">Kernel caches</string>
-    <!-- [CHAR LIMIT=NONE] Type of memory use associated with kernel zram swap -->
-    <string name="mem_use_zram_type">ZRam swap</string>
-    <!-- [CHAR LIMIT=NONE] Type of memory use that is available/free -->
-    <string name="mem_use_free_type">Free</string>
-    <!-- [CHAR LIMIT=NONE] Total of all memory use -->
-    <string name="mem_use_total">Total</string>
     <!-- [CHAR LIMIT=NONE] Menu for process stats to show 3 hours of data -->
     <string name="menu_duration_3h">3 hours</string>
     <!-- [CHAR LIMIT=NONE] Menu for process stats to show 3 hours of data -->

src/com/android/settings/AppProgressPreference.java

@@ -16,11 +16,12 @@
 package com.android.settings;
 
 import android.content.Context;
+import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
 import android.widget.ProgressBar;
 
-public class AppProgressPreference extends TintablePreference {
+public class AppProgressPreference extends Preference {
 
     private int mProgress;
 

src/com/android/settings/TintablePreference.java

@@ -1,55 +0,0 @@
-/*
- * Copyright (C) 2015 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;
-
-import android.content.Context;
-import android.content.res.ColorStateList;
-import android.content.res.TypedArray;
-import android.support.annotation.ColorInt;
-import android.support.v7.preference.Preference;
-import android.support.v7.preference.PreferenceViewHolder;
-import android.util.AttributeSet;
-import android.widget.ImageView;
-
-public class TintablePreference extends Preference {
-    @ColorInt
-    private int mTintColor;
-
-    public TintablePreference(Context context, AttributeSet attrs) {
-        super(context, attrs);
-
-        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.TintablePreference);
-        mTintColor = a.getColor(R.styleable.TintablePreference_android_tint, 0);
-        a.recycle();
-    }
-
-    public void setTint(int color) {
-        mTintColor = color;
-        notifyChanged();
-    }
-
-    @Override
-    public void onBindViewHolder(PreferenceViewHolder view) {
-        super.onBindViewHolder(view);
-
-        if (mTintColor != 0) {
-            ((ImageView) view.findViewById(android.R.id.icon)).setImageTintList(
-                    ColorStateList.valueOf(mTintColor));
-        } else {
-            ((ImageView) view.findViewById(android.R.id.icon)).setImageTintList(null);
-        }
-    }
-}

src/com/android/settings/applications/ProcessStatsMemDetail.java

@@ -1,160 +0,0 @@
-/*
- * Copyright (C) 2014 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.applications;
-
-import android.os.Bundle;
-import android.text.format.Formatter;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ProgressBar;
-import android.widget.TextView;
-
-import com.android.internal.app.procstats.ProcessStats;
-import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
-import com.android.settings.core.InstrumentedPreferenceFragment;
-import com.android.settings.R;
-
-import static com.android.settings.Utils.prepareCustomPreferencesList;
-
-public class ProcessStatsMemDetail extends InstrumentedPreferenceFragment {
-    public static final String EXTRA_MEM_TIMES = "mem_times";
-    public static final String EXTRA_MEM_STATE_WEIGHTS = "mem_state_weights";
-    public static final String EXTRA_MEM_CACHED_WEIGHT = "mem_cached_weight";
-    public static final String EXTRA_MEM_FREE_WEIGHT = "mem_free_weight";
-    public static final String EXTRA_MEM_ZRAM_WEIGHT = "mem_zram_weight";
-    public static final String EXTRA_MEM_KERNEL_WEIGHT = "mem_kernel_weight";
-    public static final String EXTRA_MEM_NATIVE_WEIGHT = "mem_native_weight";
-    public static final String EXTRA_MEM_TOTAL_WEIGHT = "mem_total_weight";
-    public static final String EXTRA_USE_USS = "use_uss";
-    public static final String EXTRA_TOTAL_TIME = "total_time";
-
-    long[] mMemTimes;
-    double[] mMemStateWeights;
-    double mMemCachedWeight;
-    double mMemFreeWeight;
-    double mMemZRamWeight;
-    double mMemKernelWeight;
-    double mMemNativeWeight;
-    double mMemTotalWeight;
-    boolean mUseUss;
-    long mTotalTime;
-
-    private View mRootView;
-    private ViewGroup mMemStateParent;
-    private ViewGroup mMemUseParent;
-
-    @Override
-    public void onCreate(Bundle icicle) {
-        super.onCreate(icicle);
-        final Bundle args = getArguments();
-        mMemTimes = args.getLongArray(EXTRA_MEM_TIMES);
-        mMemStateWeights = args.getDoubleArray(EXTRA_MEM_STATE_WEIGHTS);
-        mMemCachedWeight = args.getDouble(EXTRA_MEM_CACHED_WEIGHT);
-        mMemFreeWeight = args.getDouble(EXTRA_MEM_FREE_WEIGHT);
-        mMemZRamWeight = args.getDouble(EXTRA_MEM_ZRAM_WEIGHT);
-        mMemKernelWeight = args.getDouble(EXTRA_MEM_KERNEL_WEIGHT);
-        mMemNativeWeight = args.getDouble(EXTRA_MEM_NATIVE_WEIGHT);
-        mMemTotalWeight = args.getDouble(EXTRA_MEM_TOTAL_WEIGHT);
-        mUseUss = args.getBoolean(EXTRA_USE_USS);
-        mTotalTime = args.getLong(EXTRA_TOTAL_TIME);
-    }
-
-    @Override
-    public View onCreateView(
-            LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        final View view = inflater.inflate(R.layout.process_stats_mem_details, container, false);
-        prepareCustomPreferencesList(container, view, view, false);
-
-        mRootView = view;
-        createDetails();
-        return view;
-    }
-
-    @Override
-    public int getMetricsCategory() {
-        return MetricsEvent.APPLICATIONS_PROCESS_STATS_MEM_DETAIL;
-    }
-
-    @Override
-    public void onPause() {
-        super.onPause();
-    }
-
-    private void createDetails() {
-        mMemStateParent = (ViewGroup)mRootView.findViewById(R.id.mem_state);
-        mMemUseParent = (ViewGroup)mRootView.findViewById(R.id.mem_use);
-
-        fillMemStateSection();
-        fillMemUseSection();
-    }
-
-    private void addDetailsItem(ViewGroup parent, CharSequence title,
-            float level, CharSequence value) {
-        LayoutInflater inflater = getActivity().getLayoutInflater();
-        ViewGroup item = (ViewGroup) inflater.inflate(R.layout.app_item, null);
-        inflater.inflate(R.layout.widget_progress_bar,
-                (ViewGroup) item.findViewById(android.R.id.widget_frame));
-        parent.addView(item);
-        item.findViewById(android.R.id.icon).setVisibility(View.GONE);
-        TextView titleView = (TextView) item.findViewById(android.R.id.title);
-        TextView valueView = (TextView) item.findViewById(android.R.id.text1);
-        titleView.setText(title);
-        valueView.setText(value);
-        ProgressBar progress = (ProgressBar) item.findViewById(android.R.id.progress);
-        progress.setProgress(Math.round(level*100));
-    }
-
-    private void fillMemStateSection() {
-        CharSequence[] labels = getResources().getTextArray(R.array.proc_stats_memory_states);
-        for (int i=0; i<ProcessStats.ADJ_MEM_FACTOR_COUNT; i++) {
-            if (mMemTimes[i] > 0) {
-                float level = ((float)mMemTimes[i])/mTotalTime;
-                addDetailsItem(mMemStateParent, labels[i], level,
-                        Formatter.formatShortElapsedTime(getActivity(), mMemTimes[i]));
-            }
-        }
-    }
-
-    private void addMemUseDetailsItem(ViewGroup parent, CharSequence title, double weight) {
-        if (weight > 0) {
-            float level = (float)(weight/mMemTotalWeight);
-            String value = Formatter.formatShortFileSize(getActivity(),
-                    (long)((weight * 1024) / mTotalTime));
-            addDetailsItem(parent, title, level, value);
-        }
-    }
-
-    private void fillMemUseSection() {
-        CharSequence[] labels = getResources().getTextArray(R.array.proc_stats_process_states);
-        addMemUseDetailsItem(mMemUseParent,
-                getResources().getText(R.string.mem_use_kernel_type), mMemKernelWeight);
-        addMemUseDetailsItem(mMemUseParent,
-                getResources().getText(R.string.mem_use_zram_type), mMemZRamWeight);
-        addMemUseDetailsItem(mMemUseParent,
-                getResources().getText(R.string.mem_use_native_type), mMemNativeWeight);
-        for (int i=0; i<ProcessStats.STATE_COUNT; i++) {
-            addMemUseDetailsItem(mMemUseParent, labels[i], mMemStateWeights[i]);
-        }
-        addMemUseDetailsItem(mMemUseParent,
-                getResources().getText(R.string.mem_use_kernel_cache_type), mMemCachedWeight);
-        addMemUseDetailsItem(mMemUseParent,
-                getResources().getText(R.string.mem_use_free_type), mMemFreeWeight);
-        addMemUseDetailsItem(mMemUseParent,
-                getResources().getText(R.string.mem_use_total), mMemTotalWeight);
-    }
-}

src/com/android/settings/fuelgauge/PowerGaugePreference.java

@@ -19,15 +19,14 @@ package com.android.settings.fuelgauge;
 import android.content.Context;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
+import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceViewHolder;
 import android.util.AttributeSet;
-import android.view.View;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
 import com.android.settings.R;
-import com.android.settings.TintablePreference;
 import com.android.settings.Utils;
 
 /**
@@ -37,7 +36,7 @@ import com.android.settings.Utils;
  * The battery usage info could be usage percentage or usage time. The preference
  * won't show any icon if it is null.
  */
-public class PowerGaugePreference extends TintablePreference {
+public class PowerGaugePreference extends Preference {
     private final int mIconSize;
 
     private BatteryEntry mInfo;

src/com/android/settings/fuelgauge/PowerUsageSummary.java

@@ -21,7 +21,6 @@ import android.app.LoaderManager;
 import android.app.LoaderManager.LoaderCallbacks;
 import android.content.Context;
 import android.content.Loader;
-import android.content.res.TypedArray;
 import android.graphics.drawable.Drawable;
 import android.os.BatteryStats;
 import android.os.Bundle;
@@ -531,17 +530,10 @@ public class PowerUsageSummary extends PowerUsageBase implements
     }
 
     private void refreshAppListGroup() {
-        final Context context = getContext();
         final PowerProfile powerProfile = mStatsHelper.getPowerProfile();
         final BatteryStats stats = mStatsHelper.getStats();
         final double averagePower = powerProfile.getAveragePower(PowerProfile.POWER_SCREEN_FULL);
         boolean addedSome = false;
-
-        TypedArray array = context.obtainStyledAttributes(
-                new int[]{android.R.attr.colorControlNormal});
-        final int colorControl = array.getColor(0, 0);
-        array.recycle();
-
         final int dischargeAmount = USE_FAKE_DATA ? 5000
                 : stats != null ? stats.getDischargeAmount(mStatsType) : 0;
 
@@ -583,9 +575,6 @@ public class PowerUsageSummary extends PowerUsageBase implements
                             contentDescription, entry);
                     pref.setKey(key);
                 }
-
-                final double percentOfMax = (sipper.totalPowerMah * 100)
-                        / mStatsHelper.getMaxPower();
                 sipper.percent = percentOfTotal;
                 pref.setTitle(entry.getLabel());
                 pref.setOrder(i + 1);
@@ -596,11 +585,6 @@ public class PowerUsageSummary extends PowerUsageBase implements
                             BatteryUtils.StatusType.FOREGROUND, sipper.uidObj, mStatsType);
                 }
                 setUsageSummary(pref, sipper);
-                if ((sipper.drainType != DrainType.APP
-                        || sipper.uidObj.getUid() == Process.ROOT_UID)
-                        && sipper.drainType != DrainType.USER) {
-                    pref.setTint(colorControl);
-                }
                 addedSome = true;
                 mAppListGroup.addPreference(pref);
                 if (mAppListGroup.getPreferenceCount() - getCachedCount()