src/com/android/mail/browse/SwipeableConversationItemView.java

/*
 * Copyright (C) 2012 Google Inc.
 * Licensed to 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.mail.browse;

import android.animation.Animator;
import android.animation.Animator.AnimatorListener;
import android.content.Context;
import android.widget.AbsListView.OnScrollListener;
import android.widget.AbsListView;
import android.widget.FrameLayout;
import android.widget.ListView;

import com.android.mail.providers.Conversation;
import com.android.mail.providers.Folder;
import com.android.mail.ui.AnimatedAdapter;
import com.android.mail.ui.ControllableActivity;
import com.android.mail.ui.ConversationSelectionSet;

public class SwipeableConversationItemView extends FrameLayout
        implements ToggleableItem, OnScrollListener {

    private final ConversationItemView mConversationItemView;

    public SwipeableConversationItemView(Context context, String account) {
        super(context);
        mConversationItemView = new ConversationItemView(context, account);
        addView(mConversationItemView);
    }

    public ListView getListView() {
        return (ListView) getParent();
    }

    public void reset() {
        mConversationItemView.reset();
    }

    public ConversationItemView getSwipeableItemView() {
        return mConversationItemView;
    }

    public void bind(final Conversation conversation, final ControllableActivity activity,
            final ConversationSelectionSet set, final Folder folder,
            final int checkboxOrSenderImage, final boolean showAttachmentPreviews,
            final boolean parallaxSpeedAlternative, final boolean parallaxDirectionAlternative,
            final boolean swipeEnabled, final boolean priorityArrowsEnabled,
            final AnimatedAdapter animatedAdapter) {
        mConversationItemView.bind(conversation, activity, set, folder, checkboxOrSenderImage,
                showAttachmentPreviews, parallaxSpeedAlternative, parallaxDirectionAlternative,
                swipeEnabled, priorityArrowsEnabled, animatedAdapter);
    }

    public void startUndoAnimation(AnimatorListener listener, boolean swipe) {
        final Animator a = (swipe) ? mConversationItemView.createSwipeUndoAnimation()
                : mConversationItemView.createUndoAnimation();
        a.addListener(listener);
        a.start();
    }

    public void startDeleteAnimation(AnimatorListener listener, boolean swipe) {
        final Animator a = (swipe) ? mConversationItemView.createDestroyWithSwipeAnimation()
                : mConversationItemView.createDestroyAnimation();
        a.addListener(listener);
        a.start();
    }

    @Override
    public boolean toggleSelectedStateOrBeginDrag() {
        if (mConversationItemView != null) {
            return mConversationItemView.toggleSelectedStateOrBeginDrag();
        }

        return false;
    }

    @Override
    public boolean toggleSelectedState() {
        if (mConversationItemView != null) {
            return mConversationItemView.toggleSelectedState();
        }

        return false;
    }

    @Override
    public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount,
            int totalItemCount) {
        if (mConversationItemView != null) {
            mConversationItemView.onScroll(view, firstVisibleItem, visibleItemCount,
                    totalItemCount);
        }
    }

    @Override
    public void onScrollStateChanged(AbsListView view, int scrollState) {
    }

}