Merge "Add a header container view to the widgets full sheet" into sc-dev
diff --git a/res/drawable/bg_widgets_searchbox.xml b/res/drawable/bg_widgets_searchbox.xml
new file mode 100644
index 0000000..81dd2aa
--- /dev/null
+++ b/res/drawable/bg_widgets_searchbox.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 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.
+-->
+<shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle">
+ <solid android:color="#FFFFF7" />
+ <corners android:radius="24dp" />
+</shape>
\ No newline at end of file
diff --git a/res/layout/personal_work_tabs.xml b/res/layout/personal_work_tabs.xml
index 8f29997..5fb5bcb 100644
--- a/res/layout/personal_work_tabs.xml
+++ b/res/layout/personal_work_tabs.xml
@@ -23,6 +23,7 @@
android:layout_marginLeft="@dimen/all_apps_tabs_side_padding"
android:layout_marginRight="@dimen/all_apps_tabs_side_padding"
android:orientation="horizontal"
+ android:elevation="2dp"
style="@style/TextHeadline">
<Button
diff --git a/res/layout/widgets_full_sheet_paged_view.xml b/res/layout/widgets_full_sheet_paged_view.xml
index cfbb6dd..8125db8 100644
--- a/res/layout/widgets_full_sheet_paged_view.xml
+++ b/res/layout/widgets_full_sheet_paged_view.xml
@@ -16,13 +16,15 @@
<merge xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:launcher="http://schemas.android.com/apk/res-auto">
- <include layout="@layout/personal_work_tabs" />
+ <include layout="@layout/personal_work_tabs"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:layout_marginHorizontal="16dp" />
<com.android.launcher3.workprofile.PersonalWorkPagedView
android:id="@+id/widgets_view_pager"
android:layout_width="match_parent"
android:layout_height="match_parent"
- android:layout_below="@+id/tabs"
android:clipToPadding="false"
android:descendantFocusability="afterDescendants"
launcher:pageIndicator="@+id/tabs">
diff --git a/res/layout/widgets_full_sheet_search_and_recommendations.xml b/res/layout/widgets_full_sheet_search_and_recommendations.xml
new file mode 100644
index 0000000..9a6f922
--- /dev/null
+++ b/res/layout/widgets_full_sheet_search_and_recommendations.xml
@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 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.
+-->
+<LinearLayout
+ xmlns:android="http://schemas.android.com/apk/res/android"
+ android:id="@+id/search_and_recommendations_container"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:padding="16dp"
+ android:orientation="vertical">
+ <View
+ android:id="@+id/collapse_handle"
+ android:layout_width="48dp"
+ android:layout_height="2dp"
+ android:layout_gravity="center_horizontal"
+ android:background="@color/popup_color_primary_dark"/>
+ <TextView
+ android:id="@+id/title"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:gravity="center_horizontal"
+ android:textSize="24sp"
+ android:layout_marginTop="16dp"
+ android:text="@string/widget_button_text"/>
+ <!-- Disable the search bar because it has not been implemented. -->
+ <EditText
+ android:id="@+id/widgets_search_bar"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:visibility="gone"
+ android:layout_marginTop="16dp"
+ android:background="@drawable/bg_widgets_searchbox"
+ android:drawablePadding="8dp"
+ android:drawableStart="@drawable/ic_allapps_search"
+ android:hint="@string/widgets_full_sheet_search_bar_hint"
+ android:padding="12dp" />
+</LinearLayout>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 5a9def7..73f9e53 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -57,6 +57,12 @@
<item quantity="one"><xliff:g id="widget_count" example="1">%1$d</xliff:g> widget</item>
<item quantity="other"><xliff:g id="widget_count" example="2">%1$d</xliff:g> widgets</item>
</plurals>
+ <!-- Text for both the tile of a popup view, which shows all available widgets installed on
+ the device, and the text of a button, which opens this popup view. [CHAR LIMIT=30]-->
+ <string name="widget_button_text">Widgets</string>
+ <!-- Search bar text shown in the popup view showing all available widgets installed on the
+ device. [CHAR_LIMIT=50] -->
+ <string name="widgets_full_sheet_search_bar_hint">Search</string>
<!-- All Apps -->
<!-- Search bar text in the apps view. [CHAR_LIMIT=50] -->
@@ -185,8 +191,6 @@
<string name="folder_name_format_overflow">Folder: <xliff:g id="name" example="Games">%1$s</xliff:g>, <xliff:g id="size" example="2">%2$d</xliff:g> or more items</string>
<!-- Strings for the customization mode -->
- <!-- Text for widget add button [CHAR LIMIT=30]-->
- <string name="widget_button_text">Widgets</string>
<!-- Text for wallpaper change button [CHAR LIMIT=30]-->
<string name="wallpaper_button_text">Wallpapers</string>
<!-- Text for wallpaper change button [CHAR LIMIT=30]-->
diff --git a/src/com/android/launcher3/BaseRecyclerView.java b/src/com/android/launcher3/BaseRecyclerView.java
index c55b46b..9369bdc 100644
--- a/src/com/android/launcher3/BaseRecyclerView.java
+++ b/src/com/android/launcher3/BaseRecyclerView.java
@@ -23,6 +23,7 @@
import android.view.ViewGroup;
import android.view.accessibility.AccessibilityNodeInfo;
+import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import com.android.launcher3.compat.AccessibilityManagerCompat;
@@ -188,4 +189,21 @@
super.onInitializeAccessibilityNodeInfo(info);
if (isLayoutSuppressed()) info.setScrollable(false);
}
+
+ /**
+ * Scrolls this recycler view to the top.
+ */
+ public void scrollToTop() {
+ if (mScrollbar != null) {
+ mScrollbar.reattachThumbToScroll();
+ }
+ if (getLayoutManager() instanceof LinearLayoutManager) {
+ LinearLayoutManager layoutManager = (LinearLayoutManager) getLayoutManager();
+ if (layoutManager.findFirstCompletelyVisibleItemPosition() == 0) {
+ // We are at the top, so don't scrollToPosition (would cause unnecessary relayout).
+ return;
+ }
+ }
+ scrollToPosition(0);
+ }
}
\ No newline at end of file
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index e61b95d..ace9938 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -36,7 +36,6 @@
import com.android.launcher3.DeviceProfile;
import com.android.launcher3.LauncherAppState;
import com.android.launcher3.R;
-import com.android.launcher3.allapps.AllAppsGridAdapter.AppsGridLayoutManager;
import com.android.launcher3.views.RecyclerViewFastScroller;
import java.util.ArrayList;
@@ -109,23 +108,6 @@
mViewHeights.put(AllAppsGridAdapter.VIEW_TYPE_ICON, grid.allAppsCellHeightPx);
}
- /**
- * Scrolls this recycler view to the top.
- */
- public void scrollToTop() {
- // Ensure we reattach the scrollbar if it was previously detached while fast-scrolling
- if (mScrollbar != null) {
- mScrollbar.reattachThumbToScroll();
- }
- if (getLayoutManager() instanceof AppsGridLayoutManager) {
- AppsGridLayoutManager layoutManager = (AppsGridLayoutManager) getLayoutManager();
- if (layoutManager.findFirstCompletelyVisibleItemPosition() == 0) {
- // We are at the top, so don't scrollToPosition (would cause unnecessary relayout).
- return;
- }
- }
- scrollToPosition(0);
- }
@Override
public void onDraw(Canvas c) {
diff --git a/src/com/android/launcher3/views/RecyclerViewFastScroller.java b/src/com/android/launcher3/views/RecyclerViewFastScroller.java
index 804fb3e..ae34257 100644
--- a/src/com/android/launcher3/views/RecyclerViewFastScroller.java
+++ b/src/com/android/launcher3/views/RecyclerViewFastScroller.java
@@ -34,6 +34,7 @@
import android.view.ViewConfiguration;
import android.widget.TextView;
+import androidx.annotation.Nullable;
import androidx.recyclerview.widget.RecyclerView;
import com.android.launcher3.BaseRecyclerView;
@@ -99,6 +100,7 @@
private boolean mIsThumbDetached;
private final boolean mCanThumbDetach;
private boolean mIgnoreDragGesture;
+ private boolean mIsRecyclerViewFirstChildInParent = true;
// This is the offset from the top of the scrollbar when the user first starts touching. To
// prevent jumping, this offset is applied as the user scrolls.
@@ -112,6 +114,7 @@
protected BaseRecyclerView mRv;
private RecyclerView.OnScrollListener mOnScrollListener;
+ @Nullable private OnFastScrollChangeListener mOnFastScrollChangeListener;
private int mDownX;
private int mDownY;
@@ -188,6 +191,9 @@
updatePopupY(y);
mThumbOffsetY = y;
invalidate();
+ if (mOnFastScrollChangeListener != null) {
+ mOnFastScrollChangeListener.onThumbOffsetYChanged(mThumbOffsetY);
+ }
}
public int getThumbOffsetY() {
@@ -391,7 +397,9 @@
return false;
}
getHitRect(sTempRect);
- sTempRect.top += mRv.getScrollBarTop();
+ if (mIsRecyclerViewFirstChildInParent) {
+ sTempRect.top += mRv.getScrollBarTop();
+ }
if (outOffset != null) {
outOffset.set(sTempRect.left, sTempRect.top);
}
@@ -404,4 +412,23 @@
// alpha is so low, it does not matter.
return false;
}
+
+ public void setIsRecyclerViewFirstChildInParent(boolean isRecyclerViewFirstChildInParent) {
+ mIsRecyclerViewFirstChildInParent = isRecyclerViewFirstChildInParent;
+ }
+
+ public void setOnFastScrollChangeListener(
+ @Nullable OnFastScrollChangeListener onFastScrollChangeListener) {
+ mOnFastScrollChangeListener = onFastScrollChangeListener;
+ }
+
+ /**
+ * A callback that is invoked when there is a scroll change in {@link RecyclerViewFastScroller}.
+ */
+ public interface OnFastScrollChangeListener {
+ /**
+ * Called when the thumb offset vertical position, in pixels, has changed to {@code y}.
+ */
+ void onThumbOffsetYChanged(int y);
+ }
}
diff --git a/src/com/android/launcher3/widget/picker/SearchAndRecommendationsScrollController.java b/src/com/android/launcher3/widget/picker/SearchAndRecommendationsScrollController.java
new file mode 100644
index 0000000..a5ed20a
--- /dev/null
+++ b/src/com/android/launcher3/widget/picker/SearchAndRecommendationsScrollController.java
@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2021 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.launcher3.widget.picker;
+
+import android.view.View;
+import android.widget.RelativeLayout;
+
+import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.android.launcher3.views.RecyclerViewFastScroller;
+import com.android.launcher3.widget.picker.WidgetsFullSheet.SearchAndRecommendationViewHolder;
+import com.android.launcher3.workprofile.PersonalWorkPagedView;
+
+/**
+ * A controller which measures & updates {@link WidgetsFullSheet}'s views padding, margin and
+ * vertical displacement upon scrolling.
+ */
+final class SearchAndRecommendationsScrollController implements
+ RecyclerViewFastScroller.OnFastScrollChangeListener {
+ private final boolean mHasWorkProfile;
+ private final SearchAndRecommendationViewHolder mViewHolder;
+ private final RecyclerView mPrimaryRecyclerView;
+
+ // The following are only non null if mHasWorkProfile is true.
+ @Nullable private final RecyclerView mWorkRecyclerView;
+ @Nullable private final View mPrimaryWorkTabsView;
+ @Nullable private final PersonalWorkPagedView mPrimaryWorkViewPager;
+
+ private int mMaxCollapsibleHeight = 0;
+
+ SearchAndRecommendationsScrollController(
+ boolean hasWorkProfile,
+ SearchAndRecommendationViewHolder viewHolder,
+ RecyclerView primaryRecyclerView,
+ @Nullable RecyclerView workRecyclerView,
+ @Nullable View personalWorkTabsView,
+ @Nullable PersonalWorkPagedView primaryWorkViewPager) {
+ mHasWorkProfile = hasWorkProfile;
+ mViewHolder = viewHolder;
+ mPrimaryRecyclerView = primaryRecyclerView;
+ mWorkRecyclerView = workRecyclerView;
+ mPrimaryWorkTabsView = personalWorkTabsView;
+ mPrimaryWorkViewPager = primaryWorkViewPager;
+ }
+
+ /**
+ * Updates the margin and padding of {@link WidgetsFullSheet} to accumulate collapsible views.
+ */
+ public void updateMarginAndPadding() {
+ // The maximum vertical distance, in pixels, until the last collapsible element is not
+ // visible from the screen when the user scrolls down the recycler view.
+ mMaxCollapsibleHeight = mViewHolder.mContainer.getPaddingTop()
+ + mViewHolder.mCollapseHandle.getMeasuredHeight()
+ + mViewHolder.mHeaderTitle.getMeasuredHeight();
+
+ int topContainerHeight = mViewHolder.mContainer.getMeasuredHeight();
+ if (mHasWorkProfile) {
+ // In a work profile setup, the full widget sheet contains the following views:
+ // ------- -|
+ // Widgets -|---> LinearLayout for search & recommendations
+ // Search bar -|
+ // Personal | Work
+ // View Pager
+ //
+ // Views after the search & recommendations are not bound by RelativelyLayout param.
+ // To position them on the expected location, padding & margin are added to these views
+
+ // Tabs should have a padding of the height of the search & recommendations container.
+ mPrimaryWorkTabsView.setPadding(
+ mPrimaryWorkTabsView.getPaddingLeft(),
+ topContainerHeight,
+ mPrimaryWorkTabsView.getPaddingRight(),
+ mPrimaryWorkTabsView.getPaddingBottom());
+
+ // Instead of setting the top offset directly, we split the top offset into two values:
+ // 1. topOffsetAfterAllViewsCollapsed: this is the top offset after all collapsible
+ // views are no longer visible on the screen.
+ // This value is set as the margin for the view pager.
+ // 2. mMaxCollapsibleDistance
+ // This value is set as the padding for the recycler views in order to work with
+ // clipToPadding="false", which is an attribute for not showing top / bottom padding
+ // when a recycler view has not reached the top or bottom of the list.
+ // e.g. a list of 10 entries, only 3 entries are visible at a time.
+ // case 1: recycler view is scrolled to the top. Top padding is visible/
+ // (top padding)
+ // item 1
+ // item 2
+ // item 3
+ //
+ // case 2: recycler view is scrolled to the middle. No padding is visible.
+ // item 4
+ // item 5
+ // item 6
+ //
+ // case 3: recycler view is scrolled to the end. bottom padding is visible.
+ // item 8
+ // item 9
+ // item 10
+ // (bottom padding): not set in this case.
+ //
+ // When the views are first inflated, the sum of topOffsetAfterAllViewsCollapsed and
+ // mMaxCollapsibleDistance should equal to the top container height.
+ int tabsViewActualHeight =
+ mPrimaryWorkTabsView.getMeasuredHeight() - mPrimaryWorkTabsView.getPaddingTop();
+ int topOffsetAfterAllViewsCollapsed =
+ topContainerHeight + tabsViewActualHeight - mMaxCollapsibleHeight;
+
+ RelativeLayout.LayoutParams layoutParams =
+ (RelativeLayout.LayoutParams) mPrimaryWorkViewPager.getLayoutParams();
+ layoutParams.setMargins(0, topOffsetAfterAllViewsCollapsed, 0, 0);
+ mPrimaryWorkViewPager.setLayoutParams(layoutParams);
+ mPrimaryWorkViewPager.requestLayout();
+
+ mPrimaryRecyclerView.setPadding(
+ mPrimaryRecyclerView.getPaddingLeft(),
+ mMaxCollapsibleHeight,
+ mPrimaryRecyclerView.getPaddingRight(),
+ mPrimaryRecyclerView.getPaddingBottom());
+ mWorkRecyclerView.setPadding(
+ mWorkRecyclerView.getPaddingLeft(),
+ mMaxCollapsibleHeight,
+ mWorkRecyclerView.getPaddingRight(),
+ mWorkRecyclerView.getPaddingBottom());
+ } else {
+ mPrimaryRecyclerView.setPadding(
+ mPrimaryRecyclerView.getPaddingLeft(),
+ topContainerHeight,
+ mPrimaryRecyclerView.getPaddingRight(),
+ mPrimaryRecyclerView.getPaddingBottom());
+ }
+ }
+
+ /**
+ * Changes the displacement of collapsible views (e.g. title & widget recommendations) and fixed
+ * views (e.g. recycler views, tabs) upon scrolling.
+ */
+ @Override
+ public void onThumbOffsetYChanged(int y) {
+ if (mMaxCollapsibleHeight > 0) {
+ int yDisplacement = Math.max(-y, -mMaxCollapsibleHeight);
+ mViewHolder.mHeaderTitle.setTranslationY(yDisplacement);
+ mViewHolder.mSearchBar.setTranslationY(yDisplacement);
+ if (mHasWorkProfile) {
+ mPrimaryWorkTabsView.setTranslationY(yDisplacement);
+ }
+ }
+ }
+}
diff --git a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
index 39953b1..5a5c2ef 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsFullSheet.java
@@ -34,6 +34,8 @@
import android.view.View;
import android.view.animation.AnimationUtils;
import android.view.animation.Interpolator;
+import android.widget.EditText;
+import android.widget.TextView;
import androidx.annotation.Nullable;
import androidx.annotation.VisibleForTesting;
@@ -61,7 +63,8 @@
* Popup for showing the full list of available widgets
*/
public class WidgetsFullSheet extends BaseWidgetSheet
- implements Insettable, ProviderChangedListener, OnActivePageChangedListener {
+ implements Insettable, ProviderChangedListener, OnActivePageChangedListener,
+ WidgetsRecyclerView.HeaderViewDimensionsProvider {
private static final long DEFAULT_OPEN_DURATION = 267;
private static final long FADE_IN_DURATION = 150;
@@ -77,6 +80,10 @@
mPrimaryWidgetsFilter.negate();
@Nullable private PersonalWorkPagedView mViewPager;
+ private int mInitialTabsHeight = 0;
+ private View mTabsView;
+ private SearchAndRecommendationViewHolder mSearchAndRecommendationViewHolder;
+ private SearchAndRecommendationsScrollController mSearchAndRecommendationsScrollController;
public WidgetsFullSheet(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
@@ -98,8 +105,9 @@
LayoutInflater layoutInflater = LayoutInflater.from(getContext());
int contentLayoutRes = mHasWorkProfile ? R.layout.widgets_full_sheet_paged_view
: R.layout.widgets_full_sheet_recyclerview;
- layoutInflater.inflate(contentLayoutRes, springLayout, true);
+ layoutInflater.inflate(contentLayoutRes, springLayout, true);
+ RecyclerViewFastScroller fastScroller = findViewById(R.id.fast_scroller);
if (mHasWorkProfile) {
mViewPager = findViewById(R.id.widgets_view_pager);
// Temporarily disable swipe gesture until widgets list horizontal scrollviews per
@@ -108,10 +116,12 @@
mViewPager.initParentViews(this);
mViewPager.getPageIndicator().setOnActivePageChangedListener(this);
mViewPager.getPageIndicator().setActiveMarker(AdapterHolder.PRIMARY);
+ mTabsView = findViewById(R.id.tabs);
findViewById(R.id.tab_personal)
.setOnClickListener((View view) -> mViewPager.snapToPage(0));
findViewById(R.id.tab_work)
.setOnClickListener((View view) -> mViewPager.snapToPage(1));
+ fastScroller.setIsRecyclerViewFirstChildInParent(false);
springLayout.addSpringView(R.id.primary_widgets_list_view);
springLayout.addSpringView(R.id.work_widgets_list_view);
} else {
@@ -119,12 +129,36 @@
springLayout.addSpringView(R.id.primary_widgets_list_view);
}
+ layoutInflater.inflate(R.layout.widgets_full_sheet_search_and_recommendations, springLayout,
+ true);
+ springLayout.addSpringView(R.id.search_and_recommendations_container);
+
+ mSearchAndRecommendationViewHolder = new SearchAndRecommendationViewHolder(
+ findViewById(R.id.search_and_recommendations_container));
+ mSearchAndRecommendationsScrollController = new SearchAndRecommendationsScrollController(
+ mHasWorkProfile,
+ mSearchAndRecommendationViewHolder,
+ findViewById(R.id.primary_widgets_list_view),
+ mHasWorkProfile ? findViewById(R.id.work_widgets_list_view) : null,
+ mTabsView,
+ mViewPager);
+ fastScroller.setOnFastScrollChangeListener(mSearchAndRecommendationsScrollController);
+
onWidgetsBound();
}
@Override
public void onActivePageChanged(int currentActivePage) {
mAdapters.get(currentActivePage).mWidgetsRecyclerView.bindFastScrollbar();
+
+ reset();
+ }
+
+ private void reset() {
+ mAdapters.get(AdapterHolder.PRIMARY).mWidgetsRecyclerView.scrollToTop();
+ if (mHasWorkProfile) {
+ mAdapters.get(AdapterHolder.WORK).mWidgetsRecyclerView.scrollToTop();
+ }
}
@VisibleForTesting
@@ -220,6 +254,12 @@
contentLeft + contentWidth, height);
setTranslationShift(mTranslationShift);
+
+ if (mInitialTabsHeight == 0 && mTabsView != null) {
+ mInitialTabsHeight = mTabsView.getMeasuredHeight();
+ }
+
+ mSearchAndRecommendationsScrollController.updateMarginAndPadding();
}
@Override
@@ -325,6 +365,14 @@
AccessibilityManagerCompat.sendStateEventToTest(getContext(), NORMAL_STATE_ORDINAL);
}
+ @Override
+ public int getHeaderViewHeight() {
+ // No need to check work profile here because mInitialTabHeight is always 0 if there is no
+ // work profile.
+ return mInitialTabsHeight
+ + mSearchAndRecommendationViewHolder.mContainer.getMeasuredHeight();
+ }
+
/** A holder class for holding adapters & their corresponding recycler view. */
private final class AdapterHolder {
static final int PRIMARY = 0;
@@ -354,9 +402,24 @@
void setup(WidgetsRecyclerView recyclerView) {
mWidgetsRecyclerView = recyclerView;
mWidgetsRecyclerView.setAdapter(mWidgetsListAdapter);
+ mWidgetsRecyclerView.setHeaderViewDimensionsProvider(WidgetsFullSheet.this);
mWidgetsRecyclerView.setEdgeEffectFactory(
((TopRoundedCornerView) mContent).createEdgeEffectFactory());
mWidgetsListAdapter.setApplyBitmapDeferred(false, mWidgetsRecyclerView);
}
}
+
+ final class SearchAndRecommendationViewHolder {
+ final View mContainer;
+ final View mCollapseHandle;
+ final EditText mSearchBar;
+ final TextView mHeaderTitle;
+
+ SearchAndRecommendationViewHolder(View searchAndRecommendationContainer) {
+ mContainer = searchAndRecommendationContainer;
+ mCollapseHandle = mContainer.findViewById(R.id.collapse_handle);
+ mSearchBar = mContainer.findViewById(R.id.widgets_search_bar);
+ mHeaderTitle = mContainer.findViewById(R.id.title);
+ }
+ }
}
diff --git a/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java b/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
index 52e9496..d65a809 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsRecyclerView.java
@@ -40,6 +40,7 @@
private final Point mFastScrollerOffset = new Point();
private boolean mTouchDownOnScroller;
+ private HeaderViewDimensionsProvider mHeaderViewDimensionsProvider;
public WidgetsRecyclerView(Context context) {
this(context, null);
@@ -135,8 +136,8 @@
@Override
protected int getAvailableScrollHeight() {
View child = getChildAt(0);
- return child.getMeasuredHeight() * mAdapter.getItemCount() - getScrollbarTrackHeight()
- - mScrollbarTop;
+ return child.getMeasuredHeight() * mAdapter.getItemCount() + getScrollBarTop()
+ + getPaddingBottom() - mScrollbar.getHeight();
}
private boolean isModelNotReady() {
@@ -145,7 +146,9 @@
@Override
public int getScrollBarTop() {
- return mScrollbarTop;
+ return mHeaderViewDimensionsProvider == null
+ ? mScrollbarTop
+ : mHeaderViewDimensionsProvider.getHeaderViewHeight() + mScrollbarTop;
}
@Override
@@ -171,4 +174,21 @@
@Override
public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
}
+
+ public void setHeaderViewDimensionsProvider(
+ HeaderViewDimensionsProvider headerViewDimensionsProvider) {
+ mHeaderViewDimensionsProvider = headerViewDimensionsProvider;
+ }
+
+ /**
+ * Provides dimensions of the header view that is shown at the top of a
+ * {@link WidgetsRecyclerView}.
+ */
+ public interface HeaderViewDimensionsProvider {
+ /**
+ * Returns the height, in pixels, of the header view that is shown at the top of a
+ * {@link WidgetsRecyclerView}.
+ */
+ int getHeaderViewHeight();
+ }
}