Removed Accessibility tutorial and orphaned resources.

Change-Id: Ic96e002b04bed4c525fe959a3ad7e55d8709c75f

1 files changed, 0 insertions, 698 deletions

diff --git a/src/com/android/settings/AccessibilityTutorialActivity.java b/src/com/android/settings/AccessibilityTutorialActivity.java
deleted file mode 100644
index 206aa94..0000000
--- a/src/com/android/settings/AccessibilityTutorialActivity.java
+++ /dev/null
@@ -1,698 +0,0 @@
-/*
- * Copyright (C) 2011 Google Inc.
- *
- * 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.app.Activity;
-import android.content.ContentResolver;
-import android.content.Context;
-import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
-import android.graphics.drawable.Drawable;
-import android.os.Bundle;
-import android.os.Handler;
-import android.os.Message;
-import android.provider.Settings;
-import android.util.AttributeSet;
-import android.view.LayoutInflater;
-import android.view.MotionEvent;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.view.ViewGroup;
-import android.view.accessibility.AccessibilityEvent;
-import android.view.accessibility.AccessibilityManager;
-import android.view.animation.Animation;
-import android.view.animation.Animation.AnimationListener;
-import android.view.animation.AnimationUtils;
-import android.widget.AbsListView;
-import android.widget.AdapterView;
-import android.widget.ArrayAdapter;
-import android.widget.Button;
-import android.widget.FrameLayout;
-import android.widget.GridView;
-import android.widget.ListView;
-import android.widget.TextView;
-import android.widget.ViewAnimator;
-
-import com.android.settings.R;
-
-import java.util.List;
-
-/**
- * This class provides a short tutorial that introduces the user to the features
- * available in Touch Exploration.
- */
-public class AccessibilityTutorialActivity extends Activity {
-
-    /** Intent action for launching this activity. */
-    public static final String ACTION = "android.settings.ACCESSIBILITY_TUTORIAL";
-
-    /** Instance state saving constant for the active module. */
-    private static final String KEY_ACTIVE_MODULE = "active_module";
-
-    /** The index of the module to show when first opening the tutorial. */
-    private static final int DEFAULT_MODULE = 0;
-
-    /** View animator for switching between modules. */
-    private ViewAnimator mViewAnimator;
-
-    private AccessibilityManager mAccessibilityManager;
-
-    /** Should touch exploration be disabled when this activity is paused? */
-    private boolean mDisableOnPause;
-
-    private final AnimationListener mInAnimationListener = new AnimationListener() {
-        @Override
-        public void onAnimationEnd(Animation animation) {
-            final int index = mViewAnimator.getDisplayedChild();
-            final TutorialModule module = (TutorialModule) mViewAnimator.getChildAt(index);
-
-            activateModule(module);
-        }
-
-        @Override
-        public void onAnimationRepeat(Animation animation) {
-            // Do nothing.
-        }
-
-        @Override
-        public void onAnimationStart(Animation animation) {
-            // Do nothing.
-        }
-    };
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        final Animation inAnimation = AnimationUtils.loadAnimation(this,
-                android.R.anim.slide_in_left);
-        inAnimation.setAnimationListener(mInAnimationListener);
-
-        final Animation outAnimation = AnimationUtils.loadAnimation(this,
-                android.R.anim.slide_in_left);
-
-        mViewAnimator = new ViewAnimator(this);
-        mViewAnimator.setInAnimation(inAnimation);
-        mViewAnimator.setOutAnimation(outAnimation);
-        mViewAnimator.addView(new TouchTutorialModule1(this, this));
-        mViewAnimator.addView(new TouchTutorialModule2(this, this));
-
-        setContentView(mViewAnimator);
-
-        mAccessibilityManager = (AccessibilityManager) getSystemService(ACCESSIBILITY_SERVICE);
-
-        if (savedInstanceState != null) {
-            show(savedInstanceState.getInt(KEY_ACTIVE_MODULE, DEFAULT_MODULE));
-        } else {
-            show(DEFAULT_MODULE);
-        }
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-
-        final ContentResolver cr = getContentResolver();
-
-        if (Settings.Secure.getInt(cr, Settings.Secure.TOUCH_EXPLORATION_ENABLED, 0) == 0) {
-            Settings.Secure.putInt(cr, Settings.Secure.TOUCH_EXPLORATION_ENABLED, 1);
-            mDisableOnPause = true;
-        } else {
-            mDisableOnPause = false;
-        }
-    }
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-
-        if (mDisableOnPause) {
-            final ContentResolver cr = getContentResolver();
-            Settings.Secure.putInt(cr, Settings.Secure.TOUCH_EXPLORATION_ENABLED, 0);
-        }
-    }
-
-    @Override
-    protected void onSaveInstanceState(Bundle outState) {
-        super.onSaveInstanceState(outState);
-
-        outState.putInt(KEY_ACTIVE_MODULE, mViewAnimator.getDisplayedChild());
-    }
-
-    private void activateModule(TutorialModule module) {
-        module.activate();
-    }
-
-    private void deactivateModule(TutorialModule module) {
-        mAccessibilityManager.interrupt();
-        mViewAnimator.setOnKeyListener(null);
-        module.deactivate();
-    }
-
-    private void interrupt() {
-        mAccessibilityManager.interrupt();
-    }
-
-    private void next() {
-        show(mViewAnimator.getDisplayedChild() + 1);
-    }
-
-    private void previous() {
-        show(mViewAnimator.getDisplayedChild() - 1);
-    }
-
-    private void show(int which) {
-        if ((which < 0) || (which >= mViewAnimator.getChildCount())) {
-            return;
-        }
-
-        mAccessibilityManager.interrupt();
-
-        final int displayedIndex = mViewAnimator.getDisplayedChild();
-        final TutorialModule displayedView = (TutorialModule) mViewAnimator.getChildAt(
-                displayedIndex);
-        deactivateModule(displayedView);
-
-        mViewAnimator.setDisplayedChild(which);
-    }
-
-    /**
-     * Loads application labels and icons.
-     */
-    private static class AppsAdapter extends ArrayAdapter<ResolveInfo> {
-        protected final int mTextViewResourceId;
-
-        private final int mIconSize;
-        private final View.OnHoverListener mDefaultHoverListener;
-
-        private View.OnHoverListener mHoverListener;
-
-        public AppsAdapter(Context context, int resource, int textViewResourceId) {
-            super(context, resource, textViewResourceId);
-
-            mIconSize = context.getResources().getDimensionPixelSize(R.dimen.app_icon_size);
-            mTextViewResourceId = textViewResourceId;
-            mDefaultHoverListener = new View.OnHoverListener() {
-                @Override
-                public boolean onHover(View v, MotionEvent event) {
-                    if (mHoverListener != null) {
-                        return mHoverListener.onHover(v, event);
-                    } else {
-                        return false;
-                    }
-                }
-            };
-
-            loadAllApps();
-        }
-
-        public CharSequence getLabel(int position) {
-            final PackageManager packageManager = getContext().getPackageManager();
-            final ResolveInfo appInfo = getItem(position);
-            return appInfo.loadLabel(packageManager);
-        }
-
-        @Override
-        public View getView(int position, View convertView, ViewGroup parent) {
-            final PackageManager packageManager = getContext().getPackageManager();
-            final View view = super.getView(position, convertView, parent);
-            view.setOnHoverListener(mDefaultHoverListener);
-            view.setTag(position);
-
-            final ResolveInfo appInfo = getItem(position);
-            final CharSequence label = appInfo.loadLabel(packageManager);
-            final Drawable icon = appInfo.loadIcon(packageManager);
-            final TextView text = (TextView) view.findViewById(mTextViewResourceId);
-
-            icon.setBounds(0, 0, mIconSize, mIconSize);
-
-            populateView(text, label, icon);
-
-            return view;
-        }
-
-        private void loadAllApps() {
-            final Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
-            mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
-
-            final PackageManager pm = getContext().getPackageManager();
-            final List<ResolveInfo> apps = pm.queryIntentActivities(mainIntent, 0);
-
-            addAll(apps);
-        }
-
-        protected void populateView(TextView text, CharSequence label, Drawable icon) {
-            text.setText(label);
-            text.setCompoundDrawables(null, icon, null, null);
-        }
-
-        public void setOnHoverListener(View.OnHoverListener hoverListener) {
-            mHoverListener = hoverListener;
-        }
-    }
-
-    /**
-     * Introduces using a finger to explore and interact with on-screen content.
-     */
-    private static class TouchTutorialModule1 extends TutorialModule implements
-            View.OnHoverListener, AdapterView.OnItemClickListener {
-        /**
-         * Handles the case where the user overshoots the target area.
-         */
-        private class HoverTargetHandler extends Handler {
-            private static final int MSG_ENTERED_TARGET = 1;
-            private static final int DELAY_ENTERED_TARGET = 500;
-
-            private boolean mInsideTarget = false;
-
-            public void enteredTarget() {
-                mInsideTarget = true;
-                mHandler.sendEmptyMessageDelayed(MSG_ENTERED_TARGET, DELAY_ENTERED_TARGET);
-            }
-
-            public void exitedTarget() {
-                mInsideTarget = false;
-            }
-
-            @Override
-            public void handleMessage(Message msg) {
-                switch (msg.what) {
-                    case MSG_ENTERED_TARGET:
-                        if (mInsideTarget) {
-                            addInstruction(R.string.accessibility_tutorial_lesson_1_text_4,
-                                    mTargetName);
-                        } else {
-                            addInstruction(R.string.accessibility_tutorial_lesson_1_text_4_exited,
-                                    mTargetName);
-                            setFlag(FLAG_TOUCHED_TARGET, false);
-                        }
-                        break;
-                }
-            }
-        }
-
-        private static final int FLAG_TOUCH_ITEMS = 0x1;
-        private static final int FLAG_TOUCHED_ITEMS = 0x2;
-        private static final int FLAG_TOUCHED_TARGET = 0x4;
-        private static final int FLAG_TAPPED_TARGET = 0x8;
-
-        private static final int MORE_EXPLORED_COUNT = 1;
-        private static final int DONE_EXPLORED_COUNT = 2;
-
-        private final HoverTargetHandler mHandler;
-        private final AppsAdapter mAppsAdapter;
-        private final GridView mAllApps;
-
-        private int mTouched = 0;
-
-        private int mTargetPosition;
-        private CharSequence mTargetName;
-
-        public TouchTutorialModule1(Context context, AccessibilityTutorialActivity controller) {
-            super(context, controller, R.layout.accessibility_tutorial_1,
-                    R.string.accessibility_tutorial_lesson_1_title);
-
-            mHandler = new HoverTargetHandler();
-
-            mAppsAdapter = new AppsAdapter(context, R.layout.accessibility_tutorial_app_icon,
-                    R.id.app_icon);
-            mAppsAdapter.setOnHoverListener(this);
-
-            mAllApps = (GridView) findViewById(R.id.all_apps);
-            mAllApps.setAdapter(mAppsAdapter);
-            mAllApps.setOnItemClickListener(this);
-
-            findViewById(R.id.next_button).setOnHoverListener(this);
-
-            setSkipVisible(true);
-        }
-
-        @Override
-        public boolean onHover(View v, MotionEvent event) {
-            switch (v.getId()) {
-                case R.id.app_icon:
-                    if (hasFlag(FLAG_TOUCH_ITEMS) && !hasFlag(FLAG_TOUCHED_ITEMS) && v.isEnabled()
-                            && (event.getAction() == MotionEvent.ACTION_HOVER_ENTER)) {
-                        mTouched++;
-
-                        if (mTouched >= DONE_EXPLORED_COUNT) {
-                            setFlag(FLAG_TOUCHED_ITEMS, true);
-                            addInstruction(R.string.accessibility_tutorial_lesson_1_text_3,
-                                    mTargetName);
-                        } else if (mTouched == MORE_EXPLORED_COUNT) {
-                            addInstruction(R.string.accessibility_tutorial_lesson_1_text_2_more);
-                        }
-
-                        v.setEnabled(false);
-                    } else if (hasFlag(FLAG_TOUCHED_ITEMS)
-                            && ((Integer) v.getTag() == mTargetPosition)) {
-                        if (!hasFlag(FLAG_TOUCHED_TARGET)
-                                && (event.getAction() == MotionEvent.ACTION_HOVER_ENTER)) {
-                            mHandler.enteredTarget();
-                            setFlag(FLAG_TOUCHED_TARGET, true);
-                        } else if (event.getAction() == MotionEvent.ACTION_HOVER_EXIT) {
-                            mHandler.exitedTarget();
-                        }
-                    }
-                    break;
-            }
-
-            return false;
-        }
-
-        @Override
-        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-            if (hasFlag(FLAG_TOUCHED_TARGET) && !hasFlag(FLAG_TAPPED_TARGET)
-                    && (position == mTargetPosition)) {
-                setFlag(FLAG_TAPPED_TARGET, true);
-                final CharSequence nextText = getContext().getText(
-                        R.string.accessibility_tutorial_next);
-                addInstruction(R.string.accessibility_tutorial_lesson_1_text_5, nextText);
-                setNextVisible(true);
-            }
-        }
-
-        @Override
-        public void onShown() {
-            final int first = mAllApps.getFirstVisiblePosition();
-            final int last = mAllApps.getLastVisiblePosition();
-
-            mTargetPosition = 0;
-            mTargetName = mAppsAdapter.getLabel(mTargetPosition);
-
-            addInstruction(R.string.accessibility_tutorial_lesson_1_text_1);
-            setFlag(FLAG_TOUCH_ITEMS, true);
-        }
-    }
-
-    /**
-     * Introduces using two fingers to scroll through a list.
-     */
-    private static class TouchTutorialModule2 extends TutorialModule implements
-            AbsListView.OnScrollListener, View.OnHoverListener {
-        private static final int FLAG_EXPLORE_LIST = 0x1;
-        private static final int FLAG_SCROLL_LIST = 0x2;
-        private static final int FLAG_COMPLETED_TUTORIAL = 0x4;
-
-        private static final int MORE_EXPLORE_COUNT = 1;
-        private static final int DONE_EXPLORE_COUNT = 2;
-        private static final int MORE_SCROLL_COUNT = 2;
-        private static final int DONE_SCROLL_COUNT = 4;
-
-        private final AppsAdapter mAppsAdapter;
-
-        private int mExploreCount = 0;
-        private int mInitialVisibleItem = -1;
-        private int mScrollCount = 0;
-
-        public TouchTutorialModule2(Context context, AccessibilityTutorialActivity controller) {
-            super(context, controller, R.layout.accessibility_tutorial_2,
-                    R.string.accessibility_tutorial_lesson_2_title);
-
-            mAppsAdapter = new AppsAdapter(context, android.R.layout.simple_list_item_1,
-                    android.R.id.text1) {
-                @Override
-                protected void populateView(TextView text, CharSequence label, Drawable icon) {
-                    text.setText(label);
-                    text.setCompoundDrawables(icon, null, null, null);
-                }
-            };
-            mAppsAdapter.setOnHoverListener(this);
-
-            ((ListView) findViewById(R.id.list_view)).setAdapter(mAppsAdapter);
-            ((ListView) findViewById(R.id.list_view)).setOnScrollListener(this);
-
-            setBackVisible(true);
-        }
-
-        @Override
-        public boolean onHover(View v, MotionEvent e) {
-            if (e.getAction() != MotionEvent.ACTION_HOVER_ENTER) {
-                return false;
-            }
-
-            switch (v.getId()) {
-                case android.R.id.text1:
-                    if (hasFlag(FLAG_EXPLORE_LIST) && !hasFlag(FLAG_SCROLL_LIST)) {
-                        mExploreCount++;
-
-                        if (mExploreCount >= DONE_EXPLORE_COUNT) {
-                            addInstruction(R.string.accessibility_tutorial_lesson_2_text_3);
-                            setFlag(FLAG_SCROLL_LIST, true);
-                        } else if (mExploreCount == MORE_EXPLORE_COUNT) {
-                            addInstruction(R.string.accessibility_tutorial_lesson_2_text_2_more);
-                        }
-                    }
-                    break;
-            }
-
-            return false;
-        }
-
-        @Override
-        public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
-                int totalItemCount) {
-            if (hasFlag(FLAG_SCROLL_LIST) && !hasFlag(FLAG_COMPLETED_TUTORIAL)) {
-                if (mInitialVisibleItem < 0) {
-                    mInitialVisibleItem = firstVisibleItem;
-                }
-
-                final int scrollCount = Math.abs(mInitialVisibleItem - firstVisibleItem);
-
-                if ((mScrollCount == scrollCount) || (scrollCount <= 0)) {
-                    return;
-                } else {
-                    mScrollCount = scrollCount;
-                }
-
-                if (mScrollCount >= DONE_SCROLL_COUNT) {
-                    final CharSequence finishText = getContext().getText(
-                            R.string.accessibility_tutorial_finish);
-                    addInstruction(R.string.accessibility_tutorial_lesson_2_text_4, finishText);
-                    setFlag(FLAG_COMPLETED_TUTORIAL, true);
-                    setFinishVisible(true);
-                } else if (mScrollCount == MORE_SCROLL_COUNT) {
-                    addInstruction(R.string.accessibility_tutorial_lesson_2_text_3_more);
-                }
-            }
-        }
-
-        @Override
-        public void onScrollStateChanged(AbsListView view, int scrollState) {
-            // Do nothing.
-        }
-
-        @Override
-        public void onShown() {
-            addInstruction(R.string.accessibility_tutorial_lesson_2_text_1);
-            setFlag(FLAG_EXPLORE_LIST, true);
-        }
-    }
-
-    /**
-     * Abstract class that represents a single module within a tutorial.
-     */
-    private static abstract class TutorialModule extends FrameLayout implements OnClickListener {
-        private final AccessibilityTutorialActivity mController;
-        private final TextView mInstructions;
-        private final Button mSkip;
-        private final Button mBack;
-        private final Button mNext;
-        private final Button mFinish;
-        private final int mTitleResId;
-
-        /** Which bit flags have been set. */
-        private long mFlags;
-
-        /** Whether this module is currently focused. */
-        private boolean mIsVisible;
-
-        /** Handler for sending accessibility events after the current UI action. */
-        private InstructionHandler mHandler = new InstructionHandler();
-
-        /**
-         * Constructs a new tutorial module for the given context and controller
-         * with the specified layout.
-         *
-         * @param context The parent context.
-         * @param controller The parent tutorial controller.
-         * @param layoutResId The layout to use for this module.
-         */
-        public TutorialModule(Context context, AccessibilityTutorialActivity controller,
-                int layoutResId, int titleResId) {
-            super(context);
-
-            mController = controller;
-            mTitleResId = titleResId;
-
-            final View container = LayoutInflater.from(context).inflate(
-                    R.layout.accessibility_tutorial_container, this, true);
-
-            mInstructions = (TextView) container.findViewById(R.id.instructions);
-            mSkip = (Button) container.findViewById(R.id.skip_button);
-            mSkip.setOnClickListener(this);
-            mBack = (Button) container.findViewById(R.id.back_button);
-            mBack.setOnClickListener(this);
-            mNext = (Button) container.findViewById(R.id.next_button);
-            mNext.setOnClickListener(this);
-            mFinish = (Button) container.findViewById(R.id.finish_button);
-            mFinish.setOnClickListener(this);
-
-            final TextView title = (TextView) container.findViewById(R.id.title);
-
-            if (title != null) {
-                title.setText(titleResId);
-            }
-
-            final ViewGroup contentHolder = (ViewGroup) container.findViewById(R.id.content);
-            LayoutInflater.from(context).inflate(layoutResId, contentHolder, true);
-        }
-
-        /**
-         * Called when this tutorial gains focus.
-         */
-        public final void activate() {
-            mIsVisible = true;
-
-            mFlags = 0;
-            mInstructions.setVisibility(View.GONE);
-            mController.setTitle(mTitleResId);
-
-            onShown();
-        }
-
-        /**
-         * Formats an instruction string and adds it to the speaking queue.
-         *
-         * @param resId The resource id of the instruction string.
-         * @param formatArgs Optional formatting arguments.
-         * @see String#format(String, Object...)
-         */
-        protected void addInstruction(final int resId, Object... formatArgs) {
-            if (!mIsVisible) {
-                return;
-            }
-
-            final String text = mContext.getString(resId, formatArgs);
-            mHandler.addInstruction(text);
-        }
-
-        private void addInstructionSync(CharSequence text) {
-            mInstructions.setVisibility(View.VISIBLE);
-            mInstructions.setText(text);
-            mInstructions.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED);
-        }
-
-        /**
-         * Called when this tutorial loses focus.
-         */
-        public void deactivate() {
-            mIsVisible = false;
-
-            mController.interrupt();
-        }
-
-        /**
-         * Returns {@code true} if the flag with the specified id has been set.
-         *
-         * @param flagId The id of the flag to check for.
-         * @return {@code true} if the flag with the specified id has been set.
-         */
-        protected boolean hasFlag(int flagId) {
-            return (mFlags & flagId) == flagId;
-        }
-
-        @Override
-        public void onClick(View v) {
-            switch (v.getId()) {
-                case R.id.skip_button:
-                    mController.finish();
-                    break;
-                case R.id.back_button:
-                    mController.previous();
-                    break;
-                case R.id.next_button:
-                    mController.next();
-                    break;
-                case R.id.finish_button:
-                    mController.finish();
-                    break;
-            }
-        }
-
-        public abstract void onShown();
-
-        /**
-         * Sets or removes the flag with the specified id.
-         *
-         * @param flagId The id of the flag to modify.
-         * @param value {@code true} to set the flag, {@code false} to remove
-         *            it.
-         */
-        protected void setFlag(int flagId, boolean value) {
-            if (value) {
-                mFlags |= flagId;
-            } else {
-                mFlags = ~(~mFlags | flagId);
-            }
-        }
-
-        protected void setSkipVisible(boolean visible) {
-            mSkip.setVisibility(visible ? VISIBLE : GONE);
-        }
-
-        protected void setBackVisible(boolean visible) {
-            mBack.setVisibility(visible ? VISIBLE : GONE);
-        }
-
-        protected void setNextVisible(boolean visible) {
-            mNext.setVisibility(visible ? VISIBLE : GONE);
-        }
-
-        protected void setFinishVisible(boolean visible) {
-            mFinish.setVisibility(visible ? VISIBLE : GONE);
-        }
-
-        private class InstructionHandler extends Handler {
-            private static final int ADD_INSTRUCTION = 1;
-
-            @Override
-            public void handleMessage(Message msg) {
-                switch (msg.what) {
-                    case ADD_INSTRUCTION:
-                        final String text = (String) msg.obj;
-                        addInstructionSync(text);
-                        break;
-                }
-            }
-
-            public void addInstruction(String text) {
-                obtainMessage(ADD_INSTRUCTION, text).sendToTarget();
-            }
-        }
-    }
-
-    /**
-     * Provides a tutorial-specific class name for fired accessibility events.
-     */
-    public static class TutorialTextView extends TextView {
-        public TutorialTextView(Context context, AttributeSet attrs) {
-            super(context, attrs);
-        }
-    }
-}