Implement layout transition animations for the Autofill dialog

chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogContentView.java

Index: chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogContentView.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogContentView.java b/chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogContentView.java
deleted file mode 100644
index 8a310d3aa4b77c2f1fdfd3fe48185b6af45ee3d2..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/autofill/AutofillDialogContentView.java
+++ /dev/null
@@ -1,522 +0,0 @@
-// Copyright (c) 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chrome.browser.autofill;
-
-import android.content.Context;
-import android.content.res.Resources;
-import android.graphics.Bitmap;
-import android.graphics.drawable.BitmapDrawable;
-import android.os.Build;
-import android.text.TextUtils;
-import android.util.AttributeSet;
-import android.view.KeyEvent;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.animation.Animation;
-import android.view.animation.AnimationSet;
-import android.view.animation.ScaleAnimation;
-import android.view.animation.TranslateAnimation;
-import android.widget.ArrayAdapter;
-import android.widget.Button;
-import android.widget.EditText;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
-import android.widget.Spinner;
-import android.widget.TextView;
-import android.widget.AdapterView.OnItemSelectedListener;
-
-import static org.chromium.chrome.browser.autofill.AutofillDialogConstants.NUM_SECTIONS;
-import static org.chromium.chrome.browser.autofill.AutofillDialogConstants.SECTION_EMAIL;
-import static org.chromium.chrome.browser.autofill.AutofillDialogConstants.SECTION_CC;
-import static org.chromium.chrome.browser.autofill.AutofillDialogConstants.SECTION_CC_BILLING;
-import static org.chromium.chrome.browser.autofill.AutofillDialogConstants.SECTION_BILLING;
-import static org.chromium.chrome.browser.autofill.AutofillDialogConstants.SECTION_SHIPPING;
-
-import org.chromium.chrome.R;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-/**
- * This is the parent layout that contains the layouts for different states of
- * autofill dialog. In principle it shouldn't contain any logic related with the
- * actual workflow, but rather respond to any UI update messages coming to it
- * from the AutofillDialog.
- */
-public class AutofillDialogContentView extends LinearLayout {
-    private static final int ANIMATION_DURATION_MS = 1000;
-    static final int INVALID_LAYOUT = -1;
-    static final int LAYOUT_EDITING_EMAIL = 0;
-    static final int LAYOUT_EDITING_SHIPPING = 1;
-    static final int LAYOUT_EDITING_CC = 2;
-    static final int LAYOUT_EDITING_BILLING = 3;
-    static final int LAYOUT_EDITING_CC_BILLING = 4;
-    static final int LAYOUT_FETCHING = 5;
-    static final int LAYOUT_STEADY = 6;
-    private final Runnable mDismissSteadyLayoutRunnable = new Runnable() {
-        @Override
-        public void run() {
-            mSteadyLayout.setVisibility(GONE);
-        }
-    };
-    private AutofillDialog mDialog;
-    private Spinner[] mSpinners = new Spinner[NUM_SECTIONS];
-    private AutofillDialogMenuAdapter[] mAdapters = new AutofillDialogMenuAdapter[NUM_SECTIONS];
-    private ViewGroup mSteadyLayout;
-    private ViewGroup[] mEditLayouts = new ViewGroup[NUM_SECTIONS];
-    private int mCurrentLayout = -1;
-    private String mCVCHint;
-    private Bitmap mCVCIcon;
-    private OnItemSelectedListener mOnItemSelectedListener;
-    private OnItemEditButtonClickedListener mOnItemEditButtonClickedListener;
-
-    /**
-     * Interface definition for a callback to be invoked when an "Edit" button
-     * in the AutofillDialogMenuAdapter is clicked.
-     */
-    public interface OnItemEditButtonClickedListener {
-        /**
-         * Callback method to be invoked when an "Edit" button has been clicked.
-         * @param section The dialog section associated with the adapter.
-         * @param position The position of the view in the adapter
-         */
-        void onItemEditButtonClicked(int section, int position);
-    }
-
-    public AutofillDialogContentView(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    @Override
-    protected void onFinishInflate () {
-        mSteadyLayout = (ViewGroup) findViewById(R.id.general_layout);
-
-        for (int i = 0; i < AutofillDialogConstants.NUM_SECTIONS; i++) {
-            mEditLayouts[i] = (ViewGroup) findViewById(
-                    AutofillDialogUtils.getLayoutIDForSection(i));
-            int id = AutofillDialogUtils.getSpinnerIDForSection(i);
-            mSpinners[i] = (Spinner) findViewById(id);
-        }
-
-        changeLayoutTo(LAYOUT_FETCHING);
-    }
-
-    /**
-     * Sets the controller dialog for this content view.
-     * @param dialog The autofill Dialog that should be set as the controller.
-     */
-    public void setAutofillDialog(AutofillDialog dialog) {
-        mDialog = dialog;
-    }
-
-    /**
-     * Prompts the content view to create the adapters for each section. This is
-     * separated to be able to control the timing in a flexible manner.
-     */
-    public void createAdapters() {
-        for (int i = 0; i < AutofillDialogConstants.NUM_SECTIONS; i++) {
-            AutofillDialogMenuAdapter adapter =
-                    new AutofillDialogMenuAdapter(i, getContext(),
-                            new ArrayList<AutofillDialogMenuItem>());
-            adapter.setOnItemEditButtonClickedListener(mOnItemEditButtonClickedListener);
-            mAdapters[i] = adapter;
-            mSpinners[i].setAdapter(adapter);
-        }
-
-        initializeSpinner(SECTION_SHIPPING, AutofillDialogConstants.ADDRESS_HOME_COUNTRY);
-        initializeSpinner(SECTION_BILLING, AutofillDialogConstants.ADDRESS_HOME_COUNTRY);
-        initializeSpinner(SECTION_CC, AutofillDialogConstants.CREDIT_CARD_EXP_MONTH);
-        initializeSpinner(SECTION_CC, AutofillDialogConstants.CREDIT_CARD_EXP_4_DIGIT_YEAR);
-    }
-
-    private void initializeSpinner(int section, int field) {
-        ArrayAdapter<String> adapter = new ArrayAdapter<String>(getContext(),
-                R.layout.autofill_editing_spinner_item);
-        adapter.addAll(Arrays.asList(mDialog.getListForField(field)));
-        ((Spinner) findViewById(AutofillDialogUtils
-                .getViewIDForField(section, field))).setAdapter(adapter);
-    }
-
-    /**
-     * Initializes the labels for each section.
-     * @param labels The label strings to be used for each section.
-     */
-    public void initializeLabelsForEachSection(String[] labels) {
-        TextView labelView;
-        for (int i = 0; i < labels.length && i < NUM_SECTIONS; i++) {
-            labelView = (TextView) findViewById(AutofillDialogUtils.getLabelIDForSection(i));
-            labelView.setText(labels[i]);
-        }
-    }
-
-    @Override
-    protected void onMeasure (int widthMeasureSpec, int heightMeasureSpec) {
-        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
-            for (int i = 0; i < NUM_SECTIONS; i++) {
-                mSpinners[i].setDropDownWidth(mSpinners[i].getMeasuredWidth());
-                mSpinners[i].setDropDownVerticalOffset(-mSpinners[i].getMeasuredHeight());
-            }
-        }
-    }
-
-    /**
-     * Set the listener for all the dropdown members in the layout.
-     * @param listener The listener object to attach to the dropdowns.
-     */
-    public void setOnItemSelectedListener(OnItemSelectedListener listener) {
-        mOnItemSelectedListener = listener;
-        for (int i = 0; i < NUM_SECTIONS; i++) mSpinners[i].setOnItemSelectedListener(listener);
-    }
-
-    /**
-     * Set the listener for all the dropdown members in the layout.
-     * @param listener The listener object to attach to the dropdowns.
-     */
-    public void setOnItemEditButtonClickedListener(OnItemEditButtonClickedListener listener) {
-        mOnItemEditButtonClickedListener = listener;
-        for (int i = 0; i < NUM_SECTIONS; i++) {
-            if (mAdapters[i] != null) {
-                mAdapters[i].setOnItemEditButtonClickedListener(listener);
-            }
-        }
-    }
-
-    /**
-     * @return Whether the current layout is one of the editing layouts.
-     */
-    public boolean isInEditingMode() {
-        return mCurrentLayout != INVALID_LAYOUT
-                && mCurrentLayout != LAYOUT_STEADY
-                && mCurrentLayout != LAYOUT_FETCHING;
-    }
-
-    /**
-     * @return The current section if we are in editing mode, INVALID_SECTION otherwise.
-     */
-    public int getCurrentSection() {
-        return getSectionForLayoutMode(mCurrentLayout);
-    }
-
-    /**
-     * Updates the legal documents footer.
-     * @param legalDocumentsText The text to show, or a null/empty string.
-     */
-    public void updateLegalDocumentsText(String legalDocumentsText) {
-        TextView legalView = (TextView) findViewById(R.id.terms_info);
-        if (TextUtils.isEmpty(legalDocumentsText)) {
-            legalView.setVisibility(View.GONE);
-            return;
-        }
-
-        legalView.setText(legalDocumentsText);
-        legalView.setVisibility(View.VISIBLE);
-    }
-
-    /**
-     * Updates a dropdown with the given items and adds default items to the end.
-     * @param section The dialog section.
-     * @param suggestionText The suggestion text.
-     * @param suggestionIcon The suggestion icon.
-     * @param suggestionTextExtra The suggestion text extra.
-     * @param suggestionIconExtra The suggestion icon extra.
-     * @param suggestionSectionEditable Whether the section is editable.
-     * @param items The {@link AutofillDialogMenuItem} array to update the dropdown with.
-     * @param selectedMenuItem The index of the selected menu item, or -1.
-     */
-    public void updateMenuItemsForSection(int section,
-            String suggestionText, Bitmap suggestionIcon,
-            String suggestionTextExtra, Bitmap suggestionIconExtra,
-            boolean suggestionSectionEditable,
-            List<AutofillDialogMenuItem> items, final int selectedMenuItem) {
-        final Spinner spinner = mSpinners[section];
-        // Set the listener to null and reset it after updating the menu items to avoid getting an
-        // onItemSelected call when the first item is selected after updating the items.
-        spinner.setOnItemSelectedListener(null);
-        AutofillDialogMenuAdapter adapter = mAdapters[section];
-        adapter.clear();
-        adapter.setSuggestionExtra(suggestionTextExtra,
-                createFieldIconDrawable(suggestionIconExtra));
-        adapter.addAll(items);
-        spinner.post(new Runnable() {
-            @Override
-            public void run() {
-                spinner.setSelection(selectedMenuItem);
-                spinner.setOnItemSelectedListener(mOnItemSelectedListener);
-            }
-        });
-    }
-
-    /**
-     * Updates a dropdown selection.
-     * @param section The dialog section.
-     * @param selectedMenuItem The index of the selected menu item, or -1.
-     */
-    public void updateMenuSelectionForSection(int section, int selectedMenuItem) {
-        final Spinner spinner = mSpinners[section];
-        spinner.setSelection(selectedMenuItem);
-    }
-
-    /**
-     * Transitions the layout shown to a given layout.
-     * @param mode The layout mode to transition to.
-     */
-    public void changeLayoutTo(int mode) {
-        assert(mode != INVALID_LAYOUT);
-        if (mode == mCurrentLayout || mode == INVALID_LAYOUT) return;
-
-        mCurrentLayout = mode;
-        removeCallbacks(mDismissSteadyLayoutRunnable);
-        setVisibilityForEditLayouts(false);
-        if (mode == LAYOUT_FETCHING) {
-            mSteadyLayout.setVisibility(GONE);
-            findViewById(R.id.loading_icon).setVisibility(VISIBLE);
-            return;
-        }
-        findViewById(R.id.loading_icon).setVisibility(GONE);
-        mSteadyLayout.setVisibility(VISIBLE);
-        if (mode == LAYOUT_STEADY) return;
-
-        addTranslateAnimations(mode);
-        addDisappearAnimationForSteadyLayout();
-        View centeredLayout = mEditLayouts[getSectionForLayoutMode(mode)];
-        addAppearAnimationForEditLayout(mode, centeredLayout);
-
-        centeredLayout.setVisibility(VISIBLE);
-        if (mode == LAYOUT_EDITING_CC_BILLING) {
-            mEditLayouts[SECTION_CC].setVisibility(VISIBLE);
-            mEditLayouts[SECTION_BILLING].setVisibility(VISIBLE);
-        }
-        ((View) centeredLayout.getParent()).setVisibility(VISIBLE);
-        centeredLayout.animate();
-        mSteadyLayout.animate();
-        postDelayed(mDismissSteadyLayoutRunnable, ANIMATION_DURATION_MS);
-
-        mCurrentLayout = mode;
-    }
-
-    private void setVisibilityForEditLayouts(boolean visible) {
-        int visibility = visible ? VISIBLE : GONE;
-        for (int i = 0; i < NUM_SECTIONS; i++) {
-            if (mEditLayouts[i] != null) mEditLayouts[i].setVisibility(visibility);
-        }
-    }
-
-    /**
-     * Sets the visibility for all items related with the given section.
-     * @param section The section that will change visibility.
-     * @param visible Whether the section should be visible.
-     */
-    public void setVisibilityForSection(int section, boolean visible) {
-        int visibility = visible ? VISIBLE : GONE;
-        mSpinners[section].setVisibility(visibility);
-        View labelView = findViewById(AutofillDialogUtils.getLabelIDForSection(section));
-        if (labelView != null) labelView.setVisibility(visibility);
-    }
-
-    /**
-     * @param bitmap A bitmap.
-     * @return A drawable with the dimensions of a field icon and the contents from the bitmap.
-     */
-    public BitmapDrawable createFieldIconDrawable(Bitmap bitmap) {
-        if (bitmap == null) return null;
-
-        Resources resources = getContext().getResources();
-        BitmapDrawable drawable = new BitmapDrawable(resources, bitmap);
-        int width = resources.getDimensionPixelSize(R.dimen.autofill_field_icon_width);
-        int height = resources.getDimensionPixelSize(R.dimen.autofill_field_icon_height);
-        drawable.setBounds(0, 0, width, height);
-        return drawable;
-    }
-
-    private void addAppearAnimationForEditLayout(int mode, View layout) {
-        View centerView = mSpinners[getSectionForLayoutMode(mode)];
-        float yOffset = centerView.getY() - (float) centerView.getHeight() / 2;
-
-        TranslateAnimation toLocationAnimation = new TranslateAnimation(0, 0, yOffset, 0);
-        toLocationAnimation.setDuration(ANIMATION_DURATION_MS);
-        ScaleAnimation scaleAnimation = new ScaleAnimation(1, 1, 0, 1,
-                Animation.RELATIVE_TO_SELF, 0, Animation.RELATIVE_TO_SELF, 0.5f);
-        scaleAnimation.setDuration(ANIMATION_DURATION_MS);
-        scaleAnimation.setStartOffset(ANIMATION_DURATION_MS / 4);
-
-        AnimationSet appearAnimation = new AnimationSet(true);
-        appearAnimation.addAnimation(toLocationAnimation);
-        appearAnimation.addAnimation(scaleAnimation);
-
-        layout.setAnimation(appearAnimation);
-    }
-
-    private void addDisappearAnimationForSteadyLayout() {
-        ScaleAnimation scaleDownAnimation = new ScaleAnimation(1, 1, 1, 0,
-                Animation.RELATIVE_TO_SELF, 0, Animation.RELATIVE_TO_SELF, 0.5f);
-        scaleDownAnimation.setDuration(ANIMATION_DURATION_MS / 2);
-        scaleDownAnimation.setStartOffset(ANIMATION_DURATION_MS / 2);
-
-        mSteadyLayout.setAnimation(scaleDownAnimation);
-    }
-
-    private void addTranslateAnimations(int mode) {
-        float distance = getResources().
-                getDimensionPixelSize(R.dimen.autofill_translation_anim_distance);
-        TranslateAnimation toTopAnimation = new TranslateAnimation(0, 0, 0, -distance);
-        toTopAnimation.setDuration(ANIMATION_DURATION_MS);
-        TranslateAnimation toBottomAnimation = new TranslateAnimation(0, 0, 0, distance);
-        toBottomAnimation.setDuration(ANIMATION_DURATION_MS);
-        for (int i = 0; i < mSteadyLayout.getChildCount(); i++) {
-            View currentChild = mSteadyLayout.getChildAt(i);
-            if (currentChild.getVisibility() == GONE) continue;
-
-            if (currentChild.getTop() <=
-                    mSpinners[getSectionForLayoutMode(mode)].getTop()) {
-                currentChild.setAnimation(toTopAnimation);
-                currentChild.animate();
-            } else if (currentChild.getTop() >
-                    mSpinners[getSectionForLayoutMode(mode)].getTop()) {
-                currentChild.setAnimation(toBottomAnimation);
-                currentChild.animate();
-            }
-        }
-    }
-
-    private static int getSectionForLayoutMode(int mode) {
-        switch (mode) {
-            case LAYOUT_EDITING_EMAIL:
-                return SECTION_EMAIL;
-            case LAYOUT_EDITING_CC:
-                return SECTION_CC;
-            case LAYOUT_EDITING_BILLING:
-                return SECTION_BILLING;
-            case LAYOUT_EDITING_CC_BILLING:
-                return SECTION_CC_BILLING;
-            case LAYOUT_EDITING_SHIPPING:
-                return SECTION_SHIPPING;
-            default:
-                assert(false);
-                return AutofillDialogUtils.INVALID_SECTION;
-        }
-    }
-
-    /**
-     * Returns the layout mode for editing the given section.
-     * @param section The section to look up.
-     * @return The layout mode for editing the given section.
-     */
-    public static int getLayoutModeForSection(int section) {
-        assert(section != AutofillDialogUtils.INVALID_SECTION);
-        for (int i = 0; i < AutofillDialogConstants.NUM_SECTIONS; i++) {
-            if (getSectionForLayoutMode(i) == section) return i;
-        }
-        assert(false);
-        return INVALID_LAYOUT;
-    }
-
-    private static class AutofillDialogMenuAdapter extends ArrayAdapter<AutofillDialogMenuItem> {
-        private int mSection;
-        private OnItemEditButtonClickedListener mOnItemEditButtonClickedListener;
-        private String mSuggestionTextExtra;
-        private BitmapDrawable mSuggestionIconExtraDrawable;
-
-        public AutofillDialogMenuAdapter(
-                int section,
-                Context context,
-                List<AutofillDialogMenuItem> objects) {
-            super(context, R.layout.autofill_menu_item, objects);
-            mSection = section;
-        }
-
-        public void setOnItemEditButtonClickedListener(OnItemEditButtonClickedListener listener) {
-            mOnItemEditButtonClickedListener = listener;
-        }
-
-        public void setSuggestionExtra(String suggestionTextExtra,
-                BitmapDrawable suggestionIconExtraDrawable) {
-            mSuggestionTextExtra = suggestionTextExtra;
-            mSuggestionIconExtraDrawable = suggestionIconExtraDrawable;
-        }
-
-        @Override
-        public View getView(int position, View convertView, ViewGroup parent) {
-            return initView(position, convertView, parent, false);
-        }
-
-        @Override
-        public View getDropDownView(int position, View convertView, ViewGroup parent) {
-            return initView(position, convertView, parent, true);
-        }
-
-        private View initView(
-                final int position, View convertView, final ViewGroup parent, boolean isDropDown) {
-            if (convertView == null) {
-                convertView = View.inflate(getContext(), R.layout.autofill_menu_item, null);
-            }
-
-            AutofillDialogMenuItem item = getItem(position);
-            ImageView icon = (ImageView) convertView.findViewById(R.id.cc_icon);
-            TextView line1 = (TextView) convertView.findViewById(R.id.adapter_item_line_1);
-            TextView line2 = (TextView) convertView.findViewById(R.id.adapter_item_line_2);
-            Button button = (Button) convertView.findViewById(R.id.adapter_item_edit_button);
-            EditText extraEdit = (EditText) convertView.findViewById(R.id.cvc_challenge);
-
-            if (icon != null) {
-                if (item.mIcon != null) {
-                    icon.setImageBitmap(item.mIcon);
-                    icon.setVisibility(VISIBLE);
-                } else {
-                    icon.setImageBitmap(null);
-                    icon.setVisibility(GONE);
-                }
-            }
-            if (line1 != null) line1.setText(item.mLine1);
-            if (line2 != null) {
-                if (!TextUtils.isEmpty(item.mLine2)) {
-                    line2.setVisibility(VISIBLE);
-                    line2.setText(item.mLine2);
-                } else {
-                    line2.setVisibility(GONE);
-                }
-            }
-
-            if (extraEdit != null) {
-                if (!isDropDown && !TextUtils.isEmpty(mSuggestionTextExtra)) {
-                  extraEdit.setVisibility(VISIBLE);
-                  extraEdit.setHint(mSuggestionTextExtra);
-                  extraEdit.setCompoundDrawables(
-                          null, null, mSuggestionIconExtraDrawable, null);
-                } else {
-                  extraEdit.setVisibility(GONE);
-                }
-            }
-
-            if (button != null) {
-                if (isDropDown && item.mShowButton) {
-                    button.setText(item.mButtonLabelResourceId);
-                    button.setOnClickListener(new OnClickListener() {
-                        // TODO(aruslan): http://crbug.com/236101.
-                        @Override
-                        public void onClick(View view) {
-                            View root = parent.getRootView();
-                            root.dispatchKeyEvent(
-                                    new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_BACK));
-                            root.dispatchKeyEvent(
-                                    new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_BACK));
-                            assert mOnItemEditButtonClickedListener != null;
-                            if (mOnItemEditButtonClickedListener != null) {
-                                mOnItemEditButtonClickedListener.onItemEditButtonClicked(
-                                        mSection, position);
-                            }
-                        }
-                    });
-                    button.setVisibility(VISIBLE);
-                } else {
-                    button.setOnClickListener(null);
-                    button.setVisibility(GONE);
-                }
-            }
-            return convertView;
-        }
-    }
-}