| /* |
| * Copyright (C) 2024 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.util |
| |
| import android.appwidget.AppWidgetHostView |
| import android.content.Context |
| import android.view.LayoutInflater |
| import android.view.View |
| import android.view.View.OnClickListener |
| import android.view.View.OnFocusChangeListener |
| import android.view.ViewGroup |
| import com.android.launcher3.BubbleTextView |
| import com.android.launcher3.LauncherSettings.Favorites |
| import com.android.launcher3.R |
| import com.android.launcher3.apppairs.AppPairIcon |
| import com.android.launcher3.folder.FolderIcon |
| import com.android.launcher3.model.ModelWriter |
| import com.android.launcher3.model.data.FolderInfo |
| import com.android.launcher3.model.data.ItemInfo |
| import com.android.launcher3.model.data.LauncherAppWidgetInfo |
| import com.android.launcher3.model.data.WorkspaceItemFactory |
| import com.android.launcher3.model.data.WorkspaceItemInfo |
| import com.android.launcher3.views.ActivityContext |
| import com.android.launcher3.widget.LauncherWidgetHolder |
| import com.android.launcher3.widget.PendingAppWidgetHostView |
| import com.android.launcher3.widget.WidgetInflater |
| |
| /** Utility class to inflate View for a model item */ |
| class ItemInflater<T>( |
| private val context: T, |
| private val widgetHolder: LauncherWidgetHolder, |
| private val clickListener: OnClickListener, |
| private val focusListener: OnFocusChangeListener, |
| private val defaultParent: ViewGroup |
| ) where T : Context, T : ActivityContext { |
| |
| private val widgetInflater = WidgetInflater(context) |
| |
| @JvmOverloads |
| fun inflateItem(item: ItemInfo, writer: ModelWriter, nullableParent: ViewGroup? = null): View? { |
| val parent = nullableParent ?: defaultParent |
| when (item.itemType) { |
| Favorites.ITEM_TYPE_APPLICATION, |
| Favorites.ITEM_TYPE_DEEP_SHORTCUT, |
| Favorites.ITEM_TYPE_SEARCH_ACTION -> { |
| var info = |
| if (item is WorkspaceItemFactory) { |
| (item as WorkspaceItemFactory).makeWorkspaceItem(context) |
| } else { |
| item as WorkspaceItemInfo |
| } |
| if (info.container == Favorites.CONTAINER_PREDICTION) { |
| // Came from all apps prediction row -- make a copy |
| info = WorkspaceItemInfo(info) |
| } |
| return createShortcut(info, parent) |
| } |
| Favorites.ITEM_TYPE_FOLDER -> |
| return FolderIcon.inflateFolderAndIcon( |
| R.layout.folder_icon, |
| context, |
| parent, |
| item as FolderInfo |
| ) |
| Favorites.ITEM_TYPE_APP_PAIR -> |
| return AppPairIcon.inflateIcon( |
| R.layout.app_pair_icon, |
| context, |
| parent, |
| item as FolderInfo |
| ) |
| Favorites.ITEM_TYPE_APPWIDGET, |
| Favorites.ITEM_TYPE_CUSTOM_APPWIDGET -> |
| return inflateAppWidget(item as LauncherAppWidgetInfo, writer) |
| else -> throw RuntimeException("Invalid Item Type") |
| } |
| } |
| |
| /** |
| * Creates a view representing a shortcut inflated from the specified resource. |
| * |
| * @param parent The group the shortcut belongs to. This is not necessarily the group where the |
| * shortcut should be added. |
| * @param info The data structure describing the shortcut. |
| * @return A View inflated from layoutResId. |
| */ |
| private fun createShortcut(info: WorkspaceItemInfo, parent: ViewGroup): View { |
| val favorite = |
| LayoutInflater.from(parent.context).inflate(R.layout.app_icon, parent, false) |
| as BubbleTextView |
| favorite.applyFromWorkspaceItem(info) |
| favorite.setOnClickListener(clickListener) |
| favorite.onFocusChangeListener = focusListener |
| return favorite |
| } |
| |
| private fun inflateAppWidget(item: LauncherAppWidgetInfo, writer: ModelWriter): View? { |
| TraceHelper.INSTANCE.beginSection("BIND_WIDGET_id=" + item.appWidgetId) |
| try { |
| val (type, reason, _, isUpdate, widgetInfo) = widgetInflater.inflateAppWidget(item) |
| if (type == WidgetInflater.TYPE_DELETE) { |
| writer.deleteItemFromDatabase(item, reason) |
| return null |
| } |
| if (isUpdate) { |
| writer.updateItemInDatabase(item) |
| } |
| val view = |
| if (type == WidgetInflater.TYPE_PENDING || widgetInfo == null) |
| PendingAppWidgetHostView(context, item, widgetInfo) |
| else widgetHolder.createView(item.appWidgetId, widgetInfo) |
| prepareAppWidget(view, item) |
| return view |
| } finally { |
| TraceHelper.INSTANCE.endSection() |
| } |
| } |
| |
| fun prepareAppWidget(hostView: AppWidgetHostView, item: LauncherAppWidgetInfo) { |
| hostView.tag = item |
| hostView.isFocusable = true |
| hostView.onFocusChangeListener = focusListener |
| } |
| } |