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package com.android.mail.ui;
import android.animation.ObjectAnimator;
import android.app.LoaderManager;
import android.content.Context;
import android.content.res.Resources;
import android.os.Bundle;
import android.util.AttributeSet;
import android.view.View;
import android.view.animation.DecelerateInterpolator;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.android.mail.R;
import com.android.mail.analytics.Analytics;
import com.android.mail.browse.ConversationCursor;
import com.android.mail.preferences.MailPrefs;
import com.android.mail.providers.Folder;
import com.android.mail.utils.Utils;
/**
* A teaser to introduce people to the contact photo check boxes
*/
public class ConversationPhotoTeaserView extends FrameLayout
implements ConversationSpecialItemView, SwipeableItemView {
private static int sScrollSlop = 0;
private static int sShrinkAnimationDuration;
private final MailPrefs mMailPrefs;
private AnimatedAdapter mAdapter;
private View mSwipeableContent;
private boolean mShown;
private int mAnimatedHeight = -1;
private boolean mNeedLayout;
private int mTextTop;
private View mTeaserRightEdge;
/** Whether we are on a tablet device or not */
private final boolean mTabletDevice;
/** When in conversation mode, true if the list is hidden */
private final boolean mListCollapsible;
public ConversationPhotoTeaserView(final Context context) {
this(context, null);
}
public ConversationPhotoTeaserView(final Context context, final AttributeSet attrs) {
this(context, attrs, -1);
}
public ConversationPhotoTeaserView(
final Context context, final AttributeSet attrs, final int defStyle) {
super(context, attrs, defStyle);
final Resources resources = context.getResources();
synchronized (ConversationPhotoTeaserView.class) {
if (sScrollSlop == 0) {
sScrollSlop = resources.getInteger(R.integer.swipeScrollSlop);
sShrinkAnimationDuration = resources.getInteger(
R.integer.shrink_animation_duration);
}
}
mMailPrefs = MailPrefs.get(context);
mNeedLayout = true;
mTabletDevice = Utils.useTabletUI(resources);
mListCollapsible = resources.getBoolean(R.bool.list_collapsible);
}
@Override
protected void onFinishInflate() {
mSwipeableContent = findViewById(R.id.swipeable_content);
findViewById(R.id.dismiss_button).setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
dismiss();
}
});
mTeaserRightEdge = findViewById(R.id.teaser_right_edge);
}
@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
super.onLayout(changed, left, top, right, bottom);
final TextView text = (TextView) findViewById(R.id.text);
final ImageView arrow = (ImageView) findViewById(R.id.arrow);
// We post to avoid calling layout within layout
arrow.post(new Runnable() {
@Override
public void run() {
// The text top is changed when we move the arrow, so we need to
// do multiple passes
int textTop = text.getTop();
if (mNeedLayout || textTop != mTextTop) {
mNeedLayout = false;
mTextTop = textTop;
final int lineHeight = text.getLineHeight();
final LinearLayout.LayoutParams arrowParams = (LinearLayout.LayoutParams) arrow
.getLayoutParams();
arrowParams.topMargin = mTextTop + lineHeight / 2;
arrow.setLayoutParams(arrowParams);
}
arrow.setVisibility(View.VISIBLE);
}
});
}
@Override
public void onUpdate(Folder folder, ConversationCursor cursor) {
// Do nothing
}
@Override
public void onGetView() {
// Do nothing
}
@Override
public boolean getShouldDisplayInList() {
// show if 1) sender images are enabled 2) there are items
mShown = shouldShowSenderImage() && !mAdapter.isEmpty()
&& !mMailPrefs.isConversationPhotoTeaserAlreadyShown();
return mShown;
}
@Override
public int getPosition() {
return 0;
}
@Override
public void setAdapter(AnimatedAdapter adapter) {
mAdapter = adapter;
}
@Override
public void bindFragment(final LoaderManager loaderManager, final Bundle savedInstanceState) {
}
@Override
public void cleanup() {
}
@Override
public void onConversationSelected() {
// DO NOTHING
}
@Override
public void onCabModeEntered() {
if (mShown) {
dismiss();
}
}
@Override
public void onCabModeExited() {
// Do nothing
}
@Override
public void onConversationListVisibilityChanged(final boolean visible) {
// Do nothing
}
@Override
public void saveInstanceState(final Bundle outState) {
// Do nothing
}
@Override
public boolean acceptsUserTaps() {
// No, we don't allow user taps.
return false;
}
@Override
public void dismiss() {
setDismissed();
startDestroyAnimation();
}
private void setDismissed() {
if (mShown) {
mMailPrefs.setConversationPhotoTeaserAlreadyShown();
mShown = false;
Analytics.getInstance().sendEvent("list_swipe", "photo_teaser", null, 0);
}
}
protected boolean shouldShowSenderImage() {
return mMailPrefs.getShowSenderImages();
}
@Override
public SwipeableView getSwipeableView() {
return SwipeableView.from(mSwipeableContent);
}
@Override
public boolean canChildBeDismissed() {
return true;
}
@Override
public float getMinAllowScrollDistance() {
return sScrollSlop;
}
private void startDestroyAnimation() {
final int start = getHeight();
final int end = 0;
mAnimatedHeight = start;
final ObjectAnimator heightAnimator =
ObjectAnimator.ofInt(this, "animatedHeight", start, end);
heightAnimator.setInterpolator(new DecelerateInterpolator(2.0f));
heightAnimator.setDuration(sShrinkAnimationDuration);
heightAnimator.start();
/*
* Ideally, we would like to call mAdapter.notifyDataSetChanged() in a listener's
* onAnimationEnd(), but we are in the middle of a touch event, and this will cause all the
* views to get recycled, which will cause problems.
*
* Instead, we'll just leave the item in the list with a height of 0, and the next
* notifyDatasetChanged() will remove it from the adapter.
*/
}
/**
* This method is used by the animator. It is explicitly kept in proguard.flags to prevent it
* from being removed, inlined, or obfuscated.
* Edit ./packages/apps/UnifiedEmail/proguard.flags
* In the future, we want to use @Keep
*/
public void setAnimatedHeight(final int height) {
mAnimatedHeight = height;
requestLayout();
}
@Override
protected void onMeasure(final int widthMeasureSpec, final int heightMeasureSpec) {
if (Utils.getDisplayListRightEdgeEffect(mTabletDevice, mListCollapsible,
mAdapter.getViewMode())) {
mTeaserRightEdge.setVisibility(VISIBLE);
} else {
mTeaserRightEdge.setVisibility(GONE);
}
if (mAnimatedHeight == -1) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
} else {
setMeasuredDimension(MeasureSpec.getSize(widthMeasureSpec), mAnimatedHeight);
}
}
@Override
public boolean commitLeaveBehindItem() {
// This view has no leave-behind
return false;
}
}
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