| /* |
| * Copyright (C) 2016 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.systemui.statusbar; |
| |
| import static com.android.systemui.statusbar.phone.NotificationIconContainer.IconState.NO_VALUE; |
| |
| import android.content.Context; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.graphics.Rect; |
| import android.os.SystemProperties; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.util.MathUtils; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.ViewTreeObserver; |
| import android.view.accessibility.AccessibilityNodeInfo; |
| |
| import com.android.systemui.Interpolators; |
| import com.android.systemui.R; |
| import com.android.systemui.statusbar.notification.NotificationUtils; |
| import com.android.systemui.statusbar.phone.NotificationIconContainer; |
| import com.android.systemui.statusbar.stack.AmbientState; |
| import com.android.systemui.statusbar.stack.AnimationProperties; |
| import com.android.systemui.statusbar.stack.ExpandableViewState; |
| import com.android.systemui.statusbar.stack.NotificationStackScrollLayout; |
| import com.android.systemui.statusbar.stack.StackScrollState; |
| import com.android.systemui.statusbar.stack.ViewState; |
| |
| /** |
| * A notification shelf view that is placed inside the notification scroller. It manages the |
| * overflow icons that don't fit into the regular list anymore. |
| */ |
| public class NotificationShelf extends ActivatableNotificationView implements |
| View.OnLayoutChangeListener { |
| |
| public static final boolean SHOW_AMBIENT_ICONS = true; |
| private static final boolean USE_ANIMATIONS_WHEN_OPENING = |
| SystemProperties.getBoolean("debug.icon_opening_animations", true); |
| private static final boolean ICON_ANMATIONS_WHILE_SCROLLING |
| = SystemProperties.getBoolean("debug.icon_scroll_animations", true); |
| private static final int TAG_CONTINUOUS_CLIPPING = R.id.continuous_clipping_tag; |
| private static final String TAG = "NotificationShelf"; |
| private static final long SHELF_IN_TRANSLATION_DURATION = 200; |
| |
| private boolean mDark; |
| private NotificationIconContainer mShelfIcons; |
| private ShelfState mShelfState; |
| private int[] mTmp = new int[2]; |
| private boolean mHideBackground; |
| private int mIconAppearTopPadding; |
| private int mShelfAppearTranslation; |
| private int mStatusBarHeight; |
| private int mStatusBarPaddingStart; |
| private AmbientState mAmbientState; |
| private NotificationStackScrollLayout mHostLayout; |
| private int mMaxLayoutHeight; |
| private int mPaddingBetweenElements; |
| private int mNotGoneIndex; |
| private boolean mHasItemsInStableShelf; |
| private NotificationIconContainer mCollapsedIcons; |
| private int mScrollFastThreshold; |
| private int mIconSize; |
| private int mStatusBarState; |
| private float mMaxShelfEnd; |
| private int mRelativeOffset; |
| private boolean mInteractive; |
| private float mOpenedAmount; |
| private boolean mNoAnimationsInThisFrame; |
| private boolean mAnimationsEnabled = true; |
| private boolean mShowNotificationShelf; |
| private float mFirstElementRoundness; |
| private Rect mClipRect = new Rect(); |
| |
| public NotificationShelf(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| mShelfIcons = findViewById(R.id.content); |
| mShelfIcons.setClipChildren(false); |
| mShelfIcons.setClipToPadding(false); |
| |
| setClipToActualHeight(false); |
| setClipChildren(false); |
| setClipToPadding(false); |
| mShelfIcons.setIsStaticLayout(false); |
| mShelfState = new ShelfState(); |
| setBottomRoundness(1.0f, false /* animate */); |
| initDimens(); |
| } |
| |
| public void bind(AmbientState ambientState, NotificationStackScrollLayout hostLayout) { |
| mAmbientState = ambientState; |
| mHostLayout = hostLayout; |
| } |
| |
| private void initDimens() { |
| Resources res = getResources(); |
| mIconAppearTopPadding = res.getDimensionPixelSize(R.dimen.notification_icon_appear_padding); |
| mStatusBarHeight = res.getDimensionPixelOffset(R.dimen.status_bar_height); |
| mStatusBarPaddingStart = res.getDimensionPixelOffset(R.dimen.status_bar_padding_start); |
| mPaddingBetweenElements = res.getDimensionPixelSize(R.dimen.notification_divider_height); |
| mShelfAppearTranslation = res.getDimensionPixelSize(R.dimen.shelf_appear_translation); |
| |
| ViewGroup.LayoutParams layoutParams = getLayoutParams(); |
| layoutParams.height = res.getDimensionPixelOffset(R.dimen.notification_shelf_height); |
| setLayoutParams(layoutParams); |
| |
| int padding = res.getDimensionPixelOffset(R.dimen.shelf_icon_container_padding); |
| mShelfIcons.setPadding(padding, 0, padding, 0); |
| mScrollFastThreshold = res.getDimensionPixelOffset(R.dimen.scroll_fast_threshold); |
| mShowNotificationShelf = res.getBoolean(R.bool.config_showNotificationShelf); |
| mIconSize = res.getDimensionPixelSize(com.android.internal.R.dimen.status_bar_icon_size); |
| |
| if (!mShowNotificationShelf) { |
| setVisibility(GONE); |
| } |
| } |
| |
| @Override |
| protected void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| initDimens(); |
| } |
| |
| @Override |
| public void setDark(boolean dark, boolean fade, long delay) { |
| super.setDark(dark, fade, delay); |
| if (mDark == dark) return; |
| mDark = dark; |
| mShelfIcons.setDark(dark, fade, delay); |
| updateInteractiveness(); |
| } |
| |
| public void fadeInTranslating() { |
| float translation = mShelfIcons.getTranslationY(); |
| mShelfIcons.setTranslationY(translation - mShelfAppearTranslation); |
| mShelfIcons.setAlpha(0); |
| mShelfIcons.animate() |
| .setInterpolator(Interpolators.DECELERATE_QUINT) |
| .translationY(translation) |
| .setDuration(SHELF_IN_TRANSLATION_DURATION) |
| .start(); |
| mShelfIcons.animate() |
| .alpha(1) |
| .setInterpolator(Interpolators.LINEAR) |
| .setDuration(SHELF_IN_TRANSLATION_DURATION) |
| .start(); |
| } |
| |
| @Override |
| protected View getContentView() { |
| return mShelfIcons; |
| } |
| |
| public NotificationIconContainer getShelfIcons() { |
| return mShelfIcons; |
| } |
| |
| @Override |
| public ExpandableViewState createNewViewState(StackScrollState stackScrollState) { |
| return mShelfState; |
| } |
| |
| public void updateState(StackScrollState resultState, |
| AmbientState ambientState) { |
| View lastView = ambientState.getLastVisibleBackgroundChild(); |
| if (mShowNotificationShelf && lastView != null) { |
| float maxShelfEnd = ambientState.getInnerHeight() + ambientState.getTopPadding() |
| + ambientState.getStackTranslation(); |
| ExpandableViewState lastViewState = resultState.getViewStateForView(lastView); |
| float viewEnd = lastViewState.yTranslation + lastViewState.height; |
| mShelfState.copyFrom(lastViewState); |
| mShelfState.height = getIntrinsicHeight(); |
| |
| float awakenTranslation = Math.max(Math.min(viewEnd, maxShelfEnd) - mShelfState.height, |
| getFullyClosedTranslation()); |
| float darkTranslation = mAmbientState.getDarkTopPadding(); |
| float yRatio = mAmbientState.hasPulsingNotifications() ? |
| 0 : mAmbientState.getDarkAmount(); |
| mShelfState.yTranslation = MathUtils.lerp(awakenTranslation, darkTranslation, yRatio); |
| mShelfState.zTranslation = ambientState.getBaseZHeight(); |
| float openedAmount = (mShelfState.yTranslation - getFullyClosedTranslation()) |
| / (getIntrinsicHeight() * 2); |
| openedAmount = Math.min(1.0f, openedAmount); |
| mShelfState.openedAmount = openedAmount; |
| mShelfState.clipTopAmount = 0; |
| mShelfState.alpha = mAmbientState.hasPulsingNotifications() ? 0 : 1; |
| mShelfState.belowSpeedBump = mAmbientState.getSpeedBumpIndex() == 0; |
| mShelfState.shadowAlpha = 1.0f; |
| mShelfState.hideSensitive = false; |
| mShelfState.xTranslation = getTranslationX(); |
| if (mNotGoneIndex != -1) { |
| mShelfState.notGoneIndex = Math.min(mShelfState.notGoneIndex, mNotGoneIndex); |
| } |
| mShelfState.hasItemsInStableShelf = lastViewState.inShelf; |
| mShelfState.hidden = !mAmbientState.isShadeExpanded() |
| || mAmbientState.isQsCustomizerShowing(); |
| mShelfState.maxShelfEnd = maxShelfEnd; |
| } else { |
| mShelfState.hidden = true; |
| mShelfState.location = ExpandableViewState.LOCATION_GONE; |
| mShelfState.hasItemsInStableShelf = false; |
| } |
| } |
| |
| /** |
| * Update the shelf appearance based on the other notifications around it. This transforms |
| * the icons from the notification area into the shelf. |
| */ |
| public void updateAppearance() { |
| // If the shelf should not be shown, then there is no need to update anything. |
| if (!mShowNotificationShelf) { |
| return; |
| } |
| |
| mShelfIcons.resetViewStates(); |
| float shelfStart = getTranslationY(); |
| float numViewsInShelf = 0.0f; |
| View lastChild = mAmbientState.getLastVisibleBackgroundChild(); |
| mNotGoneIndex = -1; |
| float interpolationStart = mMaxLayoutHeight - getIntrinsicHeight() * 2; |
| float expandAmount = 0.0f; |
| if (shelfStart >= interpolationStart) { |
| expandAmount = (shelfStart - interpolationStart) / getIntrinsicHeight(); |
| expandAmount = Math.min(1.0f, expandAmount); |
| } |
| // find the first view that doesn't overlap with the shelf |
| int notGoneIndex = 0; |
| int colorOfViewBeforeLast = NO_COLOR; |
| boolean backgroundForceHidden = false; |
| if (mHideBackground && !mShelfState.hasItemsInStableShelf) { |
| backgroundForceHidden = true; |
| } |
| int colorTwoBefore = NO_COLOR; |
| int previousColor = NO_COLOR; |
| float transitionAmount = 0.0f; |
| float currentScrollVelocity = mAmbientState.getCurrentScrollVelocity(); |
| boolean scrollingFast = currentScrollVelocity > mScrollFastThreshold |
| || (mAmbientState.isExpansionChanging() |
| && Math.abs(mAmbientState.getExpandingVelocity()) > mScrollFastThreshold); |
| boolean scrolling = currentScrollVelocity > 0; |
| boolean expandingAnimated = mAmbientState.isExpansionChanging() |
| && !mAmbientState.isPanelTracking(); |
| int baseZHeight = mAmbientState.getBaseZHeight(); |
| int backgroundTop = 0; |
| float firstElementRoundness = 0.0f; |
| |
| for (int i = 0; i < mHostLayout.getChildCount(); i++) { |
| ExpandableView child = (ExpandableView) mHostLayout.getChildAt(i); |
| |
| if (!(child instanceof ExpandableNotificationRow) |
| || child.getVisibility() == GONE) { |
| continue; |
| } |
| |
| ExpandableNotificationRow row = (ExpandableNotificationRow) child; |
| float notificationClipEnd; |
| boolean aboveShelf = ViewState.getFinalTranslationZ(row) > baseZHeight |
| || row.isPinned(); |
| boolean isLastChild = child == lastChild; |
| float rowTranslationY = row.getTranslationY(); |
| if ((isLastChild && !child.isInShelf()) || aboveShelf || backgroundForceHidden) { |
| notificationClipEnd = shelfStart + getIntrinsicHeight(); |
| } else { |
| notificationClipEnd = shelfStart - mPaddingBetweenElements; |
| float height = notificationClipEnd - rowTranslationY; |
| if (!row.isBelowSpeedBump() && height <= getNotificationMergeSize()) { |
| // We want the gap to close when we reached the minimum size and only shrink |
| // before |
| notificationClipEnd = Math.min(shelfStart, |
| rowTranslationY + getNotificationMergeSize()); |
| } |
| } |
| updateNotificationClipHeight(row, notificationClipEnd); |
| float inShelfAmount = updateIconAppearance(row, expandAmount, scrolling, scrollingFast, |
| expandingAnimated, isLastChild); |
| numViewsInShelf += inShelfAmount; |
| int ownColorUntinted = row.getBackgroundColorWithoutTint(); |
| if (rowTranslationY >= shelfStart && mNotGoneIndex == -1) { |
| mNotGoneIndex = notGoneIndex; |
| setTintColor(previousColor); |
| setOverrideTintColor(colorTwoBefore, transitionAmount); |
| |
| } else if (mNotGoneIndex == -1) { |
| colorTwoBefore = previousColor; |
| transitionAmount = inShelfAmount; |
| } |
| if (isLastChild) { |
| if (colorOfViewBeforeLast == NO_COLOR) { |
| colorOfViewBeforeLast = ownColorUntinted; |
| } |
| row.setOverrideTintColor(colorOfViewBeforeLast, inShelfAmount); |
| } else { |
| colorOfViewBeforeLast = ownColorUntinted; |
| row.setOverrideTintColor(NO_COLOR, 0 /* overrideAmount */); |
| } |
| if (notGoneIndex != 0 || !aboveShelf) { |
| row.setAboveShelf(false); |
| } |
| if (notGoneIndex == 0) { |
| StatusBarIconView icon = row.getEntry().expandedIcon; |
| NotificationIconContainer.IconState iconState = getIconState(icon); |
| if (iconState != null && iconState.clampedAppearAmount == 1.0f) { |
| // only if the first icon is fully in the shelf we want to clip to it! |
| backgroundTop = (int) (row.getTranslationY() - getTranslationY()); |
| firstElementRoundness = row.getCurrentTopRoundness(); |
| } else if (iconState == null) { |
| Log.wtf(TAG, "iconState is null. ExpandedIcon: " + row.getEntry().expandedIcon |
| + (row.getEntry().expandedIcon != null |
| ? "\n icon parent: " + row.getEntry().expandedIcon.getParent() : "") |
| + " \n number of notifications: " + mHostLayout.getChildCount() ); |
| } |
| } |
| notGoneIndex++; |
| previousColor = ownColorUntinted; |
| } |
| |
| clipTransientViews(); |
| |
| setBackgroundTop(backgroundTop); |
| setFirstElementRoundness(firstElementRoundness); |
| mShelfIcons.setSpeedBumpIndex(mAmbientState.getSpeedBumpIndex()); |
| mShelfIcons.calculateIconTranslations(); |
| mShelfIcons.applyIconStates(); |
| for (int i = 0; i < mHostLayout.getChildCount(); i++) { |
| View child = mHostLayout.getChildAt(i); |
| if (!(child instanceof ExpandableNotificationRow) |
| || child.getVisibility() == GONE) { |
| continue; |
| } |
| ExpandableNotificationRow row = (ExpandableNotificationRow) child; |
| updateIconClipAmount(row); |
| updateContinuousClipping(row); |
| } |
| boolean hideBackground = numViewsInShelf < 1.0f; |
| setHideBackground(hideBackground || backgroundForceHidden); |
| if (mNotGoneIndex == -1) { |
| mNotGoneIndex = notGoneIndex; |
| } |
| } |
| |
| /** |
| * Clips transient views to the top of the shelf - Transient views are only used for |
| * disappearing views/animations and need to be clipped correctly by the shelf to ensure they |
| * don't show underneath the notification stack when something is animating and the user |
| * swipes quickly. |
| */ |
| private void clipTransientViews() { |
| for (int i = 0; i < mHostLayout.getTransientViewCount(); i++) { |
| View transientView = mHostLayout.getTransientView(i); |
| if (transientView instanceof ExpandableNotificationRow) { |
| ExpandableNotificationRow transientRow = (ExpandableNotificationRow) transientView; |
| updateNotificationClipHeight(transientRow, getTranslationY()); |
| } else { |
| Log.e(TAG, "NotificationShelf.clipTransientViews(): " |
| + "Trying to clip non-row transient view"); |
| } |
| } |
| } |
| |
| private void setFirstElementRoundness(float firstElementRoundness) { |
| if (mFirstElementRoundness != firstElementRoundness) { |
| mFirstElementRoundness = firstElementRoundness; |
| setTopRoundness(firstElementRoundness, false /* animate */); |
| } |
| } |
| |
| private void updateIconClipAmount(ExpandableNotificationRow row) { |
| float maxTop = row.getTranslationY(); |
| StatusBarIconView icon = row.getEntry().expandedIcon; |
| float shelfIconPosition = getTranslationY() + icon.getTop() + icon.getTranslationY(); |
| if (shelfIconPosition < maxTop && !mAmbientState.isDark()) { |
| int top = (int) (maxTop - shelfIconPosition); |
| Rect clipRect = new Rect(0, top, icon.getWidth(), Math.max(top, icon.getHeight())); |
| icon.setClipBounds(clipRect); |
| } else { |
| icon.setClipBounds(null); |
| } |
| } |
| |
| private void updateContinuousClipping(final ExpandableNotificationRow row) { |
| StatusBarIconView icon = row.getEntry().expandedIcon; |
| boolean needsContinuousClipping = ViewState.isAnimatingY(icon) && !mAmbientState.isDark(); |
| boolean isContinuousClipping = icon.getTag(TAG_CONTINUOUS_CLIPPING) != null; |
| if (needsContinuousClipping && !isContinuousClipping) { |
| final ViewTreeObserver observer = icon.getViewTreeObserver(); |
| ViewTreeObserver.OnPreDrawListener predrawListener = |
| new ViewTreeObserver.OnPreDrawListener() { |
| @Override |
| public boolean onPreDraw() { |
| boolean animatingY = ViewState.isAnimatingY(icon); |
| if (!animatingY) { |
| observer.removeOnPreDrawListener(this); |
| icon.setTag(TAG_CONTINUOUS_CLIPPING, null); |
| return true; |
| } |
| updateIconClipAmount(row); |
| return true; |
| } |
| }; |
| observer.addOnPreDrawListener(predrawListener); |
| icon.addOnAttachStateChangeListener(new OnAttachStateChangeListener() { |
| @Override |
| public void onViewAttachedToWindow(View v) { |
| } |
| |
| @Override |
| public void onViewDetachedFromWindow(View v) { |
| if (v == icon) { |
| observer.removeOnPreDrawListener(predrawListener); |
| icon.setTag(TAG_CONTINUOUS_CLIPPING, null); |
| } |
| } |
| }); |
| icon.setTag(TAG_CONTINUOUS_CLIPPING, predrawListener); |
| } |
| } |
| |
| private void updateNotificationClipHeight(ExpandableNotificationRow row, |
| float notificationClipEnd) { |
| float viewEnd = row.getTranslationY() + row.getActualHeight(); |
| boolean isPinned = (row.isPinned() || row.isHeadsUpAnimatingAway()) |
| && !mAmbientState.isDozingAndNotPulsing(row); |
| if (viewEnd > notificationClipEnd |
| && (mAmbientState.isShadeExpanded() || !isPinned)) { |
| int clipBottomAmount = (int) (viewEnd - notificationClipEnd); |
| if (isPinned) { |
| clipBottomAmount = Math.min(row.getIntrinsicHeight() - row.getCollapsedHeight(), |
| clipBottomAmount); |
| } |
| row.setClipBottomAmount(clipBottomAmount); |
| } else { |
| row.setClipBottomAmount(0); |
| } |
| } |
| |
| @Override |
| public void setFakeShadowIntensity(float shadowIntensity, float outlineAlpha, int shadowYEnd, |
| int outlineTranslation) { |
| if (!mHasItemsInStableShelf) { |
| shadowIntensity = 0.0f; |
| } |
| super.setFakeShadowIntensity(shadowIntensity, outlineAlpha, shadowYEnd, outlineTranslation); |
| } |
| |
| /** |
| * @return the icon amount how much this notification is in the shelf; |
| */ |
| private float updateIconAppearance(ExpandableNotificationRow row, float expandAmount, |
| boolean scrolling, boolean scrollingFast, boolean expandingAnimated, |
| boolean isLastChild) { |
| StatusBarIconView icon = row.getEntry().expandedIcon; |
| NotificationIconContainer.IconState iconState = getIconState(icon); |
| if (iconState == null) { |
| return 0.0f; |
| } |
| |
| // Let calculate how much the view is in the shelf |
| float viewStart = row.getTranslationY(); |
| int fullHeight = row.getActualHeight() + mPaddingBetweenElements; |
| float iconTransformDistance = getIntrinsicHeight() * 1.5f; |
| iconTransformDistance *= NotificationUtils.interpolate(1.f, 1.5f, expandAmount); |
| iconTransformDistance = Math.min(iconTransformDistance, fullHeight); |
| if (isLastChild) { |
| fullHeight = Math.min(fullHeight, row.getMinHeight() - getIntrinsicHeight()); |
| iconTransformDistance = Math.min(iconTransformDistance, row.getMinHeight() |
| - getIntrinsicHeight()); |
| } |
| float viewEnd = viewStart + fullHeight; |
| if (expandingAnimated && mAmbientState.getScrollY() == 0 |
| && !mAmbientState.isOnKeyguard() && !iconState.isLastExpandIcon) { |
| // We are expanding animated. Because we switch to a linear interpolation in this case, |
| // the last icon may be stuck in between the shelf position and the notification |
| // position, which looks pretty bad. We therefore optimize this case by applying a |
| // shorter transition such that the icon is either fully in the notification or we clamp |
| // it into the shelf if it's close enough. |
| // We need to persist this, since after the expansion, the behavior should still be the |
| // same. |
| float position = mAmbientState.getIntrinsicPadding() |
| + mHostLayout.getPositionInLinearLayout(row); |
| int maxShelfStart = mMaxLayoutHeight - getIntrinsicHeight(); |
| if (position < maxShelfStart && position + row.getIntrinsicHeight() >= maxShelfStart |
| && row.getTranslationY() < position) { |
| iconState.isLastExpandIcon = true; |
| iconState.customTransformHeight = NO_VALUE; |
| // Let's check if we're close enough to snap into the shelf |
| boolean forceInShelf = mMaxLayoutHeight - getIntrinsicHeight() - position |
| < getIntrinsicHeight(); |
| if (!forceInShelf) { |
| // We are overlapping the shelf but not enough, so the icon needs to be |
| // repositioned |
| iconState.customTransformHeight = (int) (mMaxLayoutHeight |
| - getIntrinsicHeight() - position); |
| } |
| } |
| } |
| float fullTransitionAmount; |
| float iconTransitionAmount; |
| float shelfStart = getTranslationY(); |
| if (iconState.hasCustomTransformHeight()) { |
| fullHeight = iconState.customTransformHeight; |
| iconTransformDistance = iconState.customTransformHeight; |
| } |
| boolean fullyInOrOut = true; |
| if (viewEnd >= shelfStart && (!mAmbientState.isUnlockHintRunning() || row.isInShelf()) |
| && (mAmbientState.isShadeExpanded() |
| || (!row.isPinned() && !row.isHeadsUpAnimatingAway()))) { |
| if (viewStart < shelfStart) { |
| float fullAmount = (shelfStart - viewStart) / fullHeight; |
| fullAmount = Math.min(1.0f, fullAmount); |
| float interpolatedAmount = Interpolators.ACCELERATE_DECELERATE.getInterpolation( |
| fullAmount); |
| interpolatedAmount = NotificationUtils.interpolate( |
| interpolatedAmount, fullAmount, expandAmount); |
| fullTransitionAmount = 1.0f - interpolatedAmount; |
| |
| iconTransitionAmount = (shelfStart - viewStart) / iconTransformDistance; |
| iconTransitionAmount = Math.min(1.0f, iconTransitionAmount); |
| iconTransitionAmount = 1.0f - iconTransitionAmount; |
| fullyInOrOut = false; |
| } else { |
| fullTransitionAmount = 1.0f; |
| iconTransitionAmount = 1.0f; |
| } |
| } else { |
| fullTransitionAmount = 0.0f; |
| iconTransitionAmount = 0.0f; |
| } |
| if (fullyInOrOut && !expandingAnimated && iconState.isLastExpandIcon) { |
| iconState.isLastExpandIcon = false; |
| iconState.customTransformHeight = NO_VALUE; |
| } |
| updateIconPositioning(row, iconTransitionAmount, fullTransitionAmount, |
| iconTransformDistance, scrolling, scrollingFast, expandingAnimated, isLastChild); |
| return fullTransitionAmount; |
| } |
| |
| private void updateIconPositioning(ExpandableNotificationRow row, float iconTransitionAmount, |
| float fullTransitionAmount, float iconTransformDistance, boolean scrolling, |
| boolean scrollingFast, boolean expandingAnimated, boolean isLastChild) { |
| StatusBarIconView icon = row.getEntry().expandedIcon; |
| NotificationIconContainer.IconState iconState = getIconState(icon); |
| if (iconState == null) { |
| return; |
| } |
| boolean forceInShelf = iconState.isLastExpandIcon && !iconState.hasCustomTransformHeight(); |
| float clampedAmount = iconTransitionAmount > 0.5f ? 1.0f : 0.0f; |
| if (clampedAmount == fullTransitionAmount) { |
| iconState.noAnimations = (scrollingFast || expandingAnimated) && !forceInShelf; |
| iconState.useFullTransitionAmount = iconState.noAnimations |
| || (!ICON_ANMATIONS_WHILE_SCROLLING && fullTransitionAmount == 0.0f && scrolling); |
| iconState.useLinearTransitionAmount = !ICON_ANMATIONS_WHILE_SCROLLING |
| && fullTransitionAmount == 0.0f && !mAmbientState.isExpansionChanging(); |
| iconState.translateContent = mMaxLayoutHeight - getTranslationY() |
| - getIntrinsicHeight() > 0; |
| } |
| if (!forceInShelf && (scrollingFast || (expandingAnimated |
| && iconState.useFullTransitionAmount && !ViewState.isAnimatingY(icon)))) { |
| iconState.cancelAnimations(icon); |
| iconState.useFullTransitionAmount = true; |
| iconState.noAnimations = true; |
| } |
| if (iconState.hasCustomTransformHeight()) { |
| iconState.useFullTransitionAmount = true; |
| } |
| if (iconState.isLastExpandIcon) { |
| iconState.translateContent = false; |
| } |
| float transitionAmount; |
| if (mAmbientState.getDarkAmount() > 0 && !row.isInShelf()) { |
| transitionAmount = mAmbientState.isFullyDark() ? 1 : 0; |
| } else if (isLastChild || !USE_ANIMATIONS_WHEN_OPENING || iconState.useFullTransitionAmount |
| || iconState.useLinearTransitionAmount) { |
| transitionAmount = iconTransitionAmount; |
| } else { |
| // We take the clamped position instead |
| transitionAmount = clampedAmount; |
| iconState.needsCannedAnimation = iconState.clampedAppearAmount != clampedAmount |
| && !mNoAnimationsInThisFrame; |
| } |
| iconState.iconAppearAmount = !USE_ANIMATIONS_WHEN_OPENING |
| || iconState.useFullTransitionAmount |
| ? fullTransitionAmount |
| : transitionAmount; |
| iconState.clampedAppearAmount = clampedAmount; |
| float contentTransformationAmount = !mAmbientState.isAboveShelf(row) |
| && (isLastChild || iconState.translateContent) |
| ? iconTransitionAmount |
| : 0.0f; |
| row.setContentTransformationAmount(contentTransformationAmount, isLastChild); |
| setIconTransformationAmount(row, transitionAmount, iconTransformDistance, |
| clampedAmount != transitionAmount, isLastChild); |
| } |
| |
| private void setIconTransformationAmount(ExpandableNotificationRow row, |
| float transitionAmount, float iconTransformDistance, boolean usingLinearInterpolation, |
| boolean isLastChild) { |
| StatusBarIconView icon = row.getEntry().expandedIcon; |
| NotificationIconContainer.IconState iconState = getIconState(icon); |
| |
| View rowIcon = row.getNotificationIcon(); |
| float notificationIconPosition = row.getTranslationY() + row.getContentTranslation(); |
| boolean stayingInShelf = row.isInShelf() && !row.isTransformingIntoShelf(); |
| if (usingLinearInterpolation && !stayingInShelf) { |
| // If we interpolate from the notification position, this might lead to a slightly |
| // odd interpolation, since the notification position changes as well. Let's interpolate |
| // from a fixed distance. We can only do this if we don't animate and the icon is |
| // always in the interpolated positon. |
| notificationIconPosition = getTranslationY() - iconTransformDistance; |
| } |
| float notificationIconSize = 0.0f; |
| int iconTopPadding; |
| if (rowIcon != null) { |
| iconTopPadding = row.getRelativeTopPadding(rowIcon); |
| notificationIconSize = rowIcon.getHeight(); |
| } else { |
| iconTopPadding = mIconAppearTopPadding; |
| } |
| notificationIconPosition += iconTopPadding; |
| float shelfIconPosition = getTranslationY() + icon.getTop(); |
| shelfIconPosition += (icon.getHeight() - icon.getIconScale() * mIconSize) / 2.0f; |
| float iconYTranslation = NotificationUtils.interpolate( |
| notificationIconPosition - shelfIconPosition, |
| 0, |
| transitionAmount); |
| float shelfIconSize = mIconSize * icon.getIconScale(); |
| float alpha = 1.0f; |
| boolean noIcon = !row.isShowingIcon(); |
| if (noIcon) { |
| // The view currently doesn't have an icon, lets transform it in! |
| alpha = transitionAmount; |
| notificationIconSize = shelfIconSize / 2.0f; |
| } |
| // The notification size is different from the size in the shelf / statusbar |
| float newSize = NotificationUtils.interpolate(notificationIconSize, shelfIconSize, |
| transitionAmount); |
| if (iconState != null) { |
| iconState.scaleX = newSize / shelfIconSize; |
| iconState.scaleY = iconState.scaleX; |
| iconState.hidden = transitionAmount == 0.0f && !iconState.isAnimating(icon); |
| boolean isAppearing = row.isDrawingAppearAnimation() && !row.isInShelf(); |
| if (isAppearing) { |
| iconState.hidden = true; |
| iconState.iconAppearAmount = 0.0f; |
| } |
| iconState.alpha = alpha; |
| iconState.yTranslation = iconYTranslation; |
| if (stayingInShelf) { |
| iconState.iconAppearAmount = 1.0f; |
| iconState.alpha = 1.0f; |
| iconState.scaleX = 1.0f; |
| iconState.scaleY = 1.0f; |
| iconState.hidden = false; |
| } |
| if (mAmbientState.isAboveShelf(row) || (!row.isInShelf() && (isLastChild && row.areGutsExposed() |
| || row.getTranslationZ() > mAmbientState.getBaseZHeight()))) { |
| iconState.hidden = true; |
| } |
| int backgroundColor = getBackgroundColorWithoutTint(); |
| int shelfColor = icon.getContrastedStaticDrawableColor(backgroundColor); |
| if (!noIcon && shelfColor != StatusBarIconView.NO_COLOR) { |
| int iconColor = row.getVisibleNotificationHeader().getOriginalIconColor(); |
| shelfColor = NotificationUtils.interpolateColors(iconColor, shelfColor, |
| iconState.iconAppearAmount); |
| } |
| iconState.iconColor = shelfColor; |
| } |
| } |
| |
| private NotificationIconContainer.IconState getIconState(StatusBarIconView icon) { |
| return mShelfIcons.getIconState(icon); |
| } |
| |
| private float getFullyClosedTranslation() { |
| return - (getIntrinsicHeight() - mStatusBarHeight) / 2; |
| } |
| |
| public int getNotificationMergeSize() { |
| return getIntrinsicHeight(); |
| } |
| |
| @Override |
| public boolean hasNoContentHeight() { |
| return true; |
| } |
| |
| private void setHideBackground(boolean hideBackground) { |
| if (mHideBackground != hideBackground) { |
| mHideBackground = hideBackground; |
| updateBackground(); |
| updateOutline(); |
| } |
| } |
| |
| public boolean hidesBackground() { |
| return mHideBackground; |
| } |
| |
| @Override |
| protected boolean needsOutline() { |
| return !mHideBackground && super.needsOutline(); |
| } |
| |
| @Override |
| protected boolean shouldHideBackground() { |
| return super.shouldHideBackground() || mHideBackground; |
| } |
| |
| @Override |
| protected void onLayout(boolean changed, int left, int top, int right, int bottom) { |
| super.onLayout(changed, left, top, right, bottom); |
| updateRelativeOffset(); |
| |
| // we always want to clip to our sides, such that nothing can draw outside of these bounds |
| int height = getResources().getDisplayMetrics().heightPixels; |
| mClipRect.set(0, -height, getWidth(), height); |
| mShelfIcons.setClipBounds(mClipRect); |
| } |
| |
| private void updateRelativeOffset() { |
| mCollapsedIcons.getLocationOnScreen(mTmp); |
| mRelativeOffset = mTmp[0]; |
| getLocationOnScreen(mTmp); |
| mRelativeOffset -= mTmp[0]; |
| } |
| |
| private void setOpenedAmount(float openedAmount) { |
| mNoAnimationsInThisFrame = openedAmount == 1.0f && mOpenedAmount == 0.0f; |
| mOpenedAmount = openedAmount; |
| if (!mAmbientState.isPanelFullWidth()) { |
| // We don't do a transformation at all, lets just assume we are fully opened |
| openedAmount = 1.0f; |
| } |
| int start = mRelativeOffset; |
| if (isLayoutRtl()) { |
| start = getWidth() - start - mCollapsedIcons.getWidth(); |
| } |
| int width = (int) NotificationUtils.interpolate( |
| start + mCollapsedIcons.getFinalTranslationX(), |
| mShelfIcons.getWidth(), |
| openedAmount); |
| mShelfIcons.setActualLayoutWidth(width); |
| boolean hasOverflow = mCollapsedIcons.hasOverflow(); |
| int collapsedPadding = mCollapsedIcons.getPaddingEnd(); |
| if (!hasOverflow) { |
| // we have to ensure that adding the low priority notification won't lead to an |
| // overflow |
| collapsedPadding -= mCollapsedIcons.getNoOverflowExtraPadding(); |
| } else { |
| // Partial overflow padding will fill enough space to add extra dots |
| collapsedPadding -= mCollapsedIcons.getPartialOverflowExtraPadding(); |
| } |
| float padding = NotificationUtils.interpolate(collapsedPadding, |
| mShelfIcons.getPaddingEnd(), |
| openedAmount); |
| mShelfIcons.setActualPaddingEnd(padding); |
| float paddingStart = NotificationUtils.interpolate(start, |
| mShelfIcons.getPaddingStart(), openedAmount); |
| mShelfIcons.setActualPaddingStart(paddingStart); |
| mShelfIcons.setOpenedAmount(openedAmount); |
| } |
| |
| public void setMaxLayoutHeight(int maxLayoutHeight) { |
| mMaxLayoutHeight = maxLayoutHeight; |
| } |
| |
| /** |
| * @return the index of the notification at which the shelf visually resides |
| */ |
| public int getNotGoneIndex() { |
| return mNotGoneIndex; |
| } |
| |
| private void setHasItemsInStableShelf(boolean hasItemsInStableShelf) { |
| if (mHasItemsInStableShelf != hasItemsInStableShelf) { |
| mHasItemsInStableShelf = hasItemsInStableShelf; |
| updateInteractiveness(); |
| } |
| } |
| |
| /** |
| * @return whether the shelf has any icons in it when a potential animation has finished, i.e |
| * if the current state would be applied right now |
| */ |
| public boolean hasItemsInStableShelf() { |
| return mHasItemsInStableShelf; |
| } |
| |
| public void setCollapsedIcons(NotificationIconContainer collapsedIcons) { |
| mCollapsedIcons = collapsedIcons; |
| mCollapsedIcons.addOnLayoutChangeListener(this); |
| } |
| |
| public void setStatusBarState(int statusBarState) { |
| if (mStatusBarState != statusBarState) { |
| mStatusBarState = statusBarState; |
| updateInteractiveness(); |
| } |
| } |
| |
| private void updateInteractiveness() { |
| mInteractive = mStatusBarState == StatusBarState.KEYGUARD && mHasItemsInStableShelf |
| && !mDark; |
| setClickable(mInteractive); |
| setFocusable(mInteractive); |
| setImportantForAccessibility(mInteractive ? View.IMPORTANT_FOR_ACCESSIBILITY_YES |
| : View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS); |
| } |
| |
| @Override |
| protected boolean isInteractive() { |
| return mInteractive; |
| } |
| |
| public void setMaxShelfEnd(float maxShelfEnd) { |
| mMaxShelfEnd = maxShelfEnd; |
| } |
| |
| public void setAnimationsEnabled(boolean enabled) { |
| mAnimationsEnabled = enabled; |
| mCollapsedIcons.setAnimationsEnabled(enabled); |
| if (!enabled) { |
| // we need to wait with enabling the animations until the first frame has passed |
| mShelfIcons.setAnimationsEnabled(false); |
| } |
| } |
| |
| @Override |
| public boolean hasOverlappingRendering() { |
| return false; // Shelf only uses alpha for transitions where the difference can't be seen. |
| } |
| |
| @Override |
| public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { |
| super.onInitializeAccessibilityNodeInfo(info); |
| if (mInteractive) { |
| info.addAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_EXPAND); |
| AccessibilityNodeInfo.AccessibilityAction unlock |
| = new AccessibilityNodeInfo.AccessibilityAction( |
| AccessibilityNodeInfo.ACTION_CLICK, |
| getContext().getString(R.string.accessibility_overflow_action)); |
| info.addAction(unlock); |
| } |
| } |
| |
| @Override |
| public void onLayoutChange(View v, int left, int top, int right, int bottom, int oldLeft, |
| int oldTop, int oldRight, int oldBottom) { |
| updateRelativeOffset(); |
| } |
| |
| private class ShelfState extends ExpandableViewState { |
| private float openedAmount; |
| private boolean hasItemsInStableShelf; |
| private float maxShelfEnd; |
| |
| @Override |
| public void applyToView(View view) { |
| if (!mShowNotificationShelf) { |
| return; |
| } |
| |
| super.applyToView(view); |
| setMaxShelfEnd(maxShelfEnd); |
| setOpenedAmount(openedAmount); |
| updateAppearance(); |
| setHasItemsInStableShelf(hasItemsInStableShelf); |
| mShelfIcons.setAnimationsEnabled(mAnimationsEnabled); |
| } |
| |
| @Override |
| public void animateTo(View child, AnimationProperties properties) { |
| if (!mShowNotificationShelf) { |
| return; |
| } |
| |
| super.animateTo(child, properties); |
| setMaxShelfEnd(maxShelfEnd); |
| setOpenedAmount(openedAmount); |
| updateAppearance(); |
| setHasItemsInStableShelf(hasItemsInStableShelf); |
| mShelfIcons.setAnimationsEnabled(mAnimationsEnabled); |
| } |
| } |
| } |