Samuel Fufa
437513d5ef
Instead of every slice result creating its own live data, we should manage a single SliceLiveData per url that SliceViews can observe. Bug: 173022319 Test: Manual Change-Id: Ieaf599aadfac40450be4f39657d3cefb70644e0c
129 lines
4.0 KiB
Java
129 lines
4.0 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.views;
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import android.content.Context;
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import android.net.Uri;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.View;
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import android.widget.LinearLayout;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.lifecycle.LiveData;
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import androidx.slice.Slice;
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import androidx.slice.SliceItem;
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import androidx.slice.widget.EventInfo;
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import androidx.slice.widget.SliceView;
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import com.android.launcher3.Launcher;
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import com.android.launcher3.R;
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import com.android.launcher3.allapps.search.AllAppsSearchBarController;
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import com.android.launcher3.allapps.search.SearchEventTracker;
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import com.android.systemui.plugins.shared.SearchTarget;
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import com.android.systemui.plugins.shared.SearchTargetEvent;
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/**
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* A slice view wrapper with settings app icon at start
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*/
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public class SearchResultSettingsSlice extends LinearLayout implements
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AllAppsSearchBarController.SearchTargetHandler, SliceView.OnSliceActionListener {
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public static final String TARGET_TYPE_SLICE = "settings_slice";
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private static final String TAG = "SearchSliceController";
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private static final String URI_EXTRA_KEY = "slice_uri";
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private SliceView mSliceView;
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private View mIcon;
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private LiveData<Slice> mSliceLiveData;
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private SearchTarget mSearchTarget;
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private final Launcher mLauncher;
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public SearchResultSettingsSlice(Context context) {
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this(context, null, 0);
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}
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public SearchResultSettingsSlice(Context context,
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@Nullable AttributeSet attrs) {
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this(context, attrs, 0);
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}
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public SearchResultSettingsSlice(Context context, @Nullable AttributeSet attrs,
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int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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mLauncher = Launcher.getLauncher(getContext());
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}
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@Override
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protected void onFinishInflate() {
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super.onFinishInflate();
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mSliceView = findViewById(R.id.slice);
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mIcon = findViewById(R.id.icon);
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SearchSettingsRowView.applySettingsIcon(mLauncher, mIcon);
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}
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@Override
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public void applySearchTarget(SearchTarget searchTarget) {
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reset();
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mSearchTarget = searchTarget;
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try {
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mSliceLiveData = mLauncher.getLiveSearchManager().getSliceForUri(getSliceUri());
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mSliceLiveData.observe(mLauncher, mSliceView);
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} catch (Exception ex) {
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Log.e(TAG, "unable to bind slice", ex);
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}
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}
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@Override
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protected void onAttachedToWindow() {
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super.onAttachedToWindow();
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mSliceView.setOnSliceActionListener(this);
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}
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@Override
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protected void onDetachedFromWindow() {
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super.onDetachedFromWindow();
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reset();
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}
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@Override
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public void handleSelection(int eventType) {
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SearchEventTracker.INSTANCE.get(mLauncher).notifySearchTargetEvent(
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new SearchTargetEvent.Builder(mSearchTarget,
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SearchTargetEvent.CHILD_SELECT).build());
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}
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private void reset() {
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mSliceView.setOnSliceActionListener(null);
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if (mSliceLiveData != null) {
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mSliceLiveData.removeObservers(mLauncher);
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}
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}
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@Override
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public void onSliceAction(@NonNull EventInfo eventInfo, @NonNull SliceItem sliceItem) {
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handleSelection(SearchTargetEvent.CHILD_SELECT);
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}
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private Uri getSliceUri() {
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return mSearchTarget.getExtras().getParcelable(URI_EXTRA_KEY);
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}
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}
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