AndroidAOSP定制隐藏某个应用的图标
1.前言:
之前在做AOSP定制的时候需要隐藏某些App的图标，或者默认不显示某个定制的App图标，这样可以让用户感觉不到已经安装了某个App,或者在做系统定制的时候需要修改桌面icon,有些系统的App图标默认不需要显示，因为原生的系统App很多，有些用户又不需要全部在桌面显示，这时候就需要隐藏某些App的图标了，直接上代码。
2.源码路径如下：
/packages/apps/Launcher3/src/com/android/launcher3/model/LoaderTask
private List<LauncherActivityInfo> loadAllApps() {
final List<UserHandle> profiles = mUserCache.getUserProfiles();
List<LauncherActivityInfo> allActivityList = new ArrayList<>();
// Clear the list of apps
mBgAllAppsList.clear();
for (UserHandle user : profiles) {
// Query for the set of apps
final List<LauncherActivityInfo> apps = mLauncherApps.getActivityList(null, user);
// Fail if we don't have any apps
// TODO: Fix this. Only fail for the current user.
if (apps == null || apps.isEmpty()) {
return allActivityList;
}
boolean quietMode = mUserManagerState.isUserQuiet(user);
// Create the ApplicationInfos
for (int i = 0; i < apps.size(); i++) {
LauncherActivityInfo app = apps.get(i);
// This builds the icon bitmaps.
mBgAllAppsList.add(new AppInfo(app, user, quietMode), app);
}
allActivityList.addAll(apps);
}
if (FeatureFlags.PROMISE_APPS_IN_ALL_APPS.get()) {
// get all active sessions and add them to the all apps list
for (PackageInstaller.SessionInfo info :
mSessionHelper.getAllVerifiedSessions()) {
mBgAllAppsList.addPromiseApp(mApp.getContext(),
PackageInstallInfo.fromInstallingState(info));
}
}
for (AppInfo item : mBgDataModel.cachedPredictedItems) {
List<LauncherActivityInfo> l = mLauncherApps.getActivityList(
item.componentName.getPackageName(), item.user);
for (LauncherActivityInfo info : l) {
boolean quietMode = mUserManagerState.isUserQuiet(item.user);
mBgAllAppsList.add(new AppInfo(info, item.user, quietMode), info);
}
}
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_ENABLED,
mUserManagerState.isAnyProfileQuietModeEnabled());
mBgAllAppsList.setFlags(FLAG_HAS_SHORTCUT_PERMISSION,
hasShortcutsPermission(mApp.getContext()));
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_CHANGE_PERMISSION,
mApp.getContext().checkSelfPermission("android.permission.MODIFY_QUIET_MODE")
== PackageManager.PERMISSION_GRANTED);
mBgAllAppsList.getAndResetChangeFlag();
return allActivityList;
}
3.修改的核心方法如下：
private List<LauncherActivityInfo> loadAllApps() {
final List<UserHandle> profiles = mUserCache.getUserProfiles();
List<LauncherActivityInfo> allActivityList = new ArrayList<>();
// Clear the list of apps
mBgAllAppsList.clear();
for (UserHandle user : profiles) {
// Query for the set of apps
final List<LauncherActivityInfo> apps = mLauncherApps.getActivityList(null, user);
// Fail if we don't have any apps
// TODO: Fix this. Only fail for the current user.
if (apps == null || apps.isEmpty()) {
return allActivityList;
}
boolean quietMode = mUserManagerState.isUserQuiet(user);
// Create the ApplicationInfos
for (int i = 0; i < apps.size(); i++) {
LauncherActivityInfo app = apps.get(i);
// This builds the icon bitmaps.
String pkg = app.getComponentName().getPackageName();
if (pkg.equals("com.android.calendar")
|| pkg.equals("com.android.deskclock")
|| pkg.equals("com.android.dialer")
|| pkg.equals("com.android.quicksearchbox")
|| pkg.equals("com.android.contacts")
|| pkg.equals("com.android.camera2")
|| pkg.equals("com.android.email")
|| pkg.equals("com.android.calculator2")
|| pkg.equals("org.chromium.webview_shell")
|| pkg.equals("com.android.gallery3d")
|| pkg.equals("com.android.music")
|| pkg.equals("com.android.browser")
|| pkg.equals("com.google.android.browser")) {
continue;
}
mBgAllAppsList.add(new AppInfo(app, user, quietMode), app);
}
allActivityList.addAll(apps);
}
4.隐藏系统通讯录图标：
private List<LauncherActivityInfo> loadAllApps() {
final List<UserHandle> profiles = mUserCache.getUserProfiles();
List<LauncherActivityInfo> allActivityList = new ArrayList<>();
// Clear the list of apps
mBgAllAppsList.clear();
for (UserHandle user : profiles) {
// Query for the set of apps
final List<LauncherActivityInfo> apps = mLauncherApps.getActivityList(null, user);
// Fail if we don't have any apps
// TODO: Fix this. Only fail for the current user.
if (apps == null || apps.isEmpty()) {
return allActivityList;
}
boolean quietMode = mUserManagerState.isUserQuiet(user);
// Create the ApplicationInfos
for (int i = 0; i < apps.size(); i++) {
LauncherActivityInfo app = apps.get(i);
// This builds the icon bitmaps.
String pkg = app.getComponentName().getPackageName();
if (pkg.equals("com.android.contacts")) {
continue;
}
mBgAllAppsList.add(new AppInfo(app, user, quietMode), app);
}
allActivityList.addAll(apps);
}
if (FeatureFlags.PROMISE_APPS_IN_ALL_APPS.get()) {
// get all active sessions and add them to the all apps list
for (PackageInstaller.SessionInfo info :
mSessionHelper.getAllVerifiedSessions()) {
mBgAllAppsList.addPromiseApp(mApp.getContext(),
PackageInstallInfo.fromInstallingState(info));
}
}
for (AppInfo item : mBgDataModel.cachedPredictedItems) {
List<LauncherActivityInfo> l = mLauncherApps.getActivityList(
item.componentName.getPackageName(), item.user);
for (LauncherActivityInfo info : l) {
boolean quietMode = mUserManagerState.isUserQuiet(item.user);
mBgAllAppsList.add(new AppInfo(info, item.user, quietMode), info);
}
}
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_ENABLED,
mUserManagerState.isAnyProfileQuietModeEnabled());
mBgAllAppsList.setFlags(FLAG_HAS_SHORTCUT_PERMISSION,
hasShortcutsPermission(mApp.getContext()));
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_CHANGE_PERMISSION,
mApp.getContext().checkSelfPermission("android.permission.MODIFY_QUIET_MODE")
== PackageManager.PERMISSION_GRANTED);
mBgAllAppsList.getAndResetChangeFlag();
return allActivityList;
}
5.隐藏系统相册图标：
private List<LauncherActivityInfo> loadAllApps() {
final List<UserHandle> profiles = mUserCache.getUserProfiles();
List<LauncherActivityInfo> allActivityList = new ArrayList<>();
// Clear the list of apps
mBgAllAppsList.clear();
for (UserHandle user : profiles) {
// Query for the set of apps
final List<LauncherActivityInfo> apps = mLauncherApps.getActivityList(null, user);
// Fail if we don't have any apps
// TODO: Fix this. Only fail for the current user.
if (apps == null || apps.isEmpty()) {
return allActivityList;
}
boolean quietMode = mUserManagerState.isUserQuiet(user);
// Create the ApplicationInfos
for (int i = 0; i < apps.size(); i++) {
LauncherActivityInfo app = apps.get(i);
// This builds the icon bitmaps.
String pkg = app.getComponentName().getPackageName();
if (pkg.equals("com.android.gallery3d")
|| pkg.equals("com.android.camera2")) {
continue;
}
mBgAllAppsList.add(new AppInfo(app, user, quietMode), app);
}
allActivityList.addAll(apps);
}
if (FeatureFlags.PROMISE_APPS_IN_ALL_APPS.get()) {
// get all active sessions and add them to the all apps list
for (PackageInstaller.SessionInfo info :
mSessionHelper.getAllVerifiedSessions()) {
mBgAllAppsList.addPromiseApp(mApp.getContext(),
PackageInstallInfo.fromInstallingState(info));
}
}
for (AppInfo item : mBgDataModel.cachedPredictedItems) {
List<LauncherActivityInfo> l = mLauncherApps.getActivityList(
item.componentName.getPackageName(), item.user);
for (LauncherActivityInfo info : l) {
boolean quietMode = mUserManagerState.isUserQuiet(item.user);
mBgAllAppsList.add(new AppInfo(info, item.user, quietMode), info);
}
}
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_ENABLED,
mUserManagerState.isAnyProfileQuietModeEnabled());
mBgAllAppsList.setFlags(FLAG_HAS_SHORTCUT_PERMISSION,
hasShortcutsPermission(mApp.getContext()));
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_CHANGE_PERMISSION,
mApp.getContext().checkSelfPermission("android.permission.MODIFY_QUIET_MODE")
== PackageManager.PERMISSION_GRANTED);
mBgAllAppsList.getAndResetChangeFlag();
return allActivityList;
}
6.隐藏系统webview图标：
这里有个坑需要注意！！！
这里有个坑需要注意！！！
这里有个坑需要注意！！！
重要的事说三遍，webview在系统应用中可能会有多个包名，如果只是单纯添加某一个会不生效，本人是做过多次测试和修改，最后是经过查找资料和询问大佬实践多次才解决此问题，当时一度以为代码出现问题快emo了，最后才发现是系统webview可能安装了多个应用，导致存在多个包名，使用下面的方式进行过滤，感兴趣的朋友自己尝试.
private List<LauncherActivityInfo> loadAllApps() {
final List<UserHandle> profiles = mUserCache.getUserProfiles();
List<LauncherActivityInfo> allActivityList = new ArrayList<>();
// Clear the list of apps
mBgAllAppsList.clear();
for (UserHandle user : profiles) {
// Query for the set of apps
final List<LauncherActivityInfo> apps = mLauncherApps.getActivityList(null, user);
// Fail if we don't have any apps
// TODO: Fix this. Only fail for the current user.
if (apps == null || apps.isEmpty()) {
return allActivityList;
}
boolean quietMode = mUserManagerState.isUserQuiet(user);
// Create the ApplicationInfos
for (int i = 0; i < apps.size(); i++) {
LauncherActivityInfo app = apps.get(i);
// This builds the icon bitmaps.
String pkg = app.getComponentName().getPackageName();
if (pkg.equals("com.android.browser")
|| pkg.equals("com.android.webview")
|| pkg.equals("org.chromium.webview_shell")
|| pkg.equals("com.google.android.browser")) {
continue;
}
mBgAllAppsList.add(new AppInfo(app, user, quietMode), app);
}
allActivityList.addAll(apps);
}
if (FeatureFlags.PROMISE_APPS_IN_ALL_APPS.get()) {
// get all active sessions and add them to the all apps list
for (PackageInstaller.SessionInfo info :
mSessionHelper.getAllVerifiedSessions()) {
mBgAllAppsList.addPromiseApp(mApp.getContext(),
PackageInstallInfo.fromInstallingState(info));
}
}
for (AppInfo item : mBgDataModel.cachedPredictedItems) {
List<LauncherActivityInfo> l = mLauncherApps.getActivityList(
item.componentName.getPackageName(), item.user);
for (LauncherActivityInfo info : l) {
boolean quietMode = mUserManagerState.isUserQuiet(item.user);
mBgAllAppsList.add(new AppInfo(info, item.user, quietMode), info);
}
}
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_ENABLED,
mUserManagerState.isAnyProfileQuietModeEnabled());
mBgAllAppsList.setFlags(FLAG_HAS_SHORTCUT_PERMISSION,
hasShortcutsPermission(mApp.getContext()));
mBgAllAppsList.setFlags(FLAG_QUIET_MODE_CHANGE_PERMISSION,
mApp.getContext().checkSelfPermission("android.permission.MODIFY_QUIET_MODE")
== PackageManager.PERMISSION_GRANTED);
mBgAllAppsList.getAndResetChangeFlag();
return allActivityList;
}
7.封装工具类：
在源码路径添加：/packages/apps/Launcher3/src/com/android/launcher3/util/HideAppIconUtils
HideAppIconUtils工具类
package com.android.launcher3.util;
import java.util.LinkedList;
import java.util.List;
/**
* @author: smile
* @date: 2025/2/24 23:45
* @desc: 隐藏指定App的图标
*/
public class HideAppIconUtils {
private static final List<String> mPackageMap = new LinkedList<>();
private HideAppIconUtils() {
addHideAppList();
}
//需要隐藏的系统App包名,添加到这里
private void addHideAppList() {
mPackageMap.add("com.android.calendar");
mPackageMap.add("com.android.deskclock");
mPackageMap.add("com.android.quicksearchbox");
mPackageMap.add("com.android.contacts");
mPackageMap.add("com.android.camera2");
mPackageMap.add("com.android.email");
mPackageMap.add("com.android.calculator2");
mPackageMap.add("com.android.gallery3d");
mPackageMap.add("com.android.music");
mPackageMap.add("org.chromium.webview_shell");
mPackageMap.add("com.android.browser");
mPackageMap.add("com.google.android.browser");
}
private static class HideAppIconUtilsHolder {
private static final HideAppIconUtils INSTALL = new HideAppIconUtils();
}
public static HideAppIconUtils getInstall() {
return HideAppIconUtilsHolder.INSTALL;
}
public boolean isHidedApkPackageName(String apkPkg) {
return mPackageMap.contains(apkPkg);
}
}
}
8.更新时修改Launche3：
源码路径：/packages/apps/Launcher3/src/com/android/launcher3/model/PackageUpdatedTask
PackageUpdatedTask类代码如下：此类看源码注释就是说明在App包名发生改变或者桌面App发生变化时有一个线程Handler会更新或者删除相应的内容.
/*
* 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.launcher3.model;
import static com.android.launcher3.model.BgDataModel.Callbacks.FLAG_QUIET_MODE_ENABLED;
import static com.android.launcher3.model.data.WorkspaceItemInfo.FLAG_AUTOINSTALL_ICON;
import static com.android.launcher3.model.data.WorkspaceItemInfo.FLAG_RESTORED_ICON;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.LauncherApps;
import android.content.pm.ShortcutInfo;
import android.os.Process;
import android.os.UserHandle;
import android.os.UserManager;
import android.util.Log;
import android.util.Pair;
import com.android.launcher3.InstallShortcutReceiver;
import com.android.launcher3.LauncherAppState;
import com.android.launcher3.LauncherSettings.Favorites;
import com.android.launcher3.SessionCommitReceiver;
import com.android.launcher3.Utilities;
import com.android.launcher3.config.FeatureFlags;
import com.android.launcher3.icons.BitmapInfo;
import com.android.launcher3.icons.IconCache;
import com.android.launcher3.icons.LauncherIcons;
import com.android.launcher3.logging.FileLog;
import com.android.launcher3.model.data.ItemInfo;
import com.android.launcher3.model.data.LauncherAppWidgetInfo;
import com.android.launcher3.model.data.WorkspaceItemInfo;
import com.android.launcher3.pm.UserCache;
import com.android.launcher3.shortcuts.ShortcutRequest;
import com.android.launcher3.util.FlagOp;
import com.android.launcher3.util.IntSparseArrayMap;
import com.android.launcher3.util.ItemInfoMatcher;
import com.android.launcher3.util.PackageManagerHelper;
import com.android.launcher3.util.PackageUserKey;
import com.android.launcher3.util.SafeCloseable;
import com.android.launcher3.model.data.AppInfo;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
/**
* Handles updates due to changes in package manager (app installed/updated/removed)
* or when a user availability changes.
*/
public class PackageUpdatedTask extends BaseModelUpdateTask {
private static final boolean DEBUG = false;
private static final String TAG = "PackageUpdatedTask";
public static final int OP_NONE = 0;
public static final int OP_ADD = 1;
public static final int OP_UPDATE = 2;
public static final int OP_REMOVE = 3; // uninstalled
public static final int OP_UNAVAILABLE = 4; // external media unmounted
public static final int OP_SUSPEND = 5; // package suspended
public static final int OP_UNSUSPEND = 6; // package unsuspended
public static final int OP_USER_AVAILABILITY_CHANGE = 7; // user available/unavailable
private final int mOp;
private final UserHandle mUser;
private final String[] mPackages;
public PackageUpdatedTask(int op, UserHandle user, String... packages) {
mOp = op;
mUser = user;
mPackages = packages;
}
@Override
public void execute(LauncherAppState app, BgDataModel dataModel, AllAppsList appsList) {
final Context context = app.getContext();
final IconCache iconCache = app.getIconCache();
final String[] packages = mPackages;
final int N = packages.length;
FlagOp flagOp = FlagOp.NO_OP;
final HashSet<String> packageSet = new HashSet<>(Arrays.asList(packages));
ItemInfoMatcher matcher = ItemInfoMatcher.ofPackages(packageSet, mUser);
final HashSet<ComponentName> removedComponents = new HashSet<>();
switch (mOp) {
case OP_ADD: {
for (int i = 0; i < N; i++) {
if (DEBUG) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]);
String pkg = packages[i];
if ("com.android.calendar".equals(pkg)
|| "com.android.deskclock".equals(pkg)
|| "com.android.dialer".equals(pkg)
|| "com.android.browser".equals(pkg)
|| "com.android.contacts".equals(pkg)
|| "com.android.camera2".equals(pkg)
|| "com.android.email".equals(pkg)
|| "com.android.calculator2".equals(pkg)
|| "com.android.webview".equals(pkg)
|| "com.android.gallery3d".equals(pkg)
|| "com.android.music".equals(pkg)) {
continue;
}
iconCache.updateIconsForPkg(packages[i], mUser);
if (FeatureFlags.PROMISE_APPS_IN_ALL_APPS.get()) {
appsList.removePackage(packages[i], mUser);
}
appsList.addPackage(context, packages[i], mUser);
// Automatically add homescreen icon for work profile apps for below O device.
if (!Utilities.ATLEAST_OREO && !Process.myUserHandle().equals(mUser)) {
SessionCommitReceiver.queueAppIconAddition(context, packages[i], mUser);
}
}
flagOp = FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
}
case OP_UPDATE:
try (SafeCloseable t =
appsList.trackRemoves(a -> removedComponents.add(a.componentName))) {
for (int i = 0; i < N; i++) {
if (DEBUG) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]);
String pkg = packages[i];
if ("com.android.calendar".equals(pkg)
|| "com.android.deskclock".equals(pkg)
|| "com.android.dialer".equals(pkg)
|| "com.android.browser".equals(pkg)
|| "com.android.contacts".equals(pkg)
|| "com.android.camera2".equals(pkg)
|| "com.android.email".equals(pkg)
|| "com.android.calculator2".equals(pkg)
|| "com.android.webview".equals(pkg)
|| "com.android.gallery3d".equals(pkg)
|| "com.android.music".equals(pkg)) {
continue;
}
iconCache.updateIconsForPkg(packages[i], mUser);
appsList.updatePackage(context, packages[i], mUser);
app.getWidgetCache().removePackage(packages[i], mUser);
}
}
// Since package was just updated, the target must be available now.
flagOp = FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
case OP_REMOVE: {
for (int i = 0; i < N; i++) {
FileLog.d(TAG, "Removing app icon" + packages[i]);
iconCache.removeIconsForPkg(packages[i], mUser);
}
// Fall through
}
case OP_UNAVAILABLE:
for (int i = 0; i < N; i++) {
if (DEBUG) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]);
appsList.removePackage(packages[i], mUser);
app.getWidgetCache().removePackage(packages[i], mUser);
}
flagOp = FlagOp.addFlag(WorkspaceItemInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
case OP_SUSPEND:
case OP_UNSUSPEND:
flagOp = mOp == OP_SUSPEND ?
FlagOp.addFlag(WorkspaceItemInfo.FLAG_DISABLED_SUSPENDED) :
FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_SUSPENDED);
if (DEBUG) Log.d(TAG, "mAllAppsList.(un)suspend " + N);
appsList.updateDisabledFlags(matcher, flagOp);
break;
case OP_USER_AVAILABILITY_CHANGE: {
UserManagerState ums = new UserManagerState();
ums.init(UserCache.INSTANCE.get(context),
context.getSystemService(UserManager.class));
flagOp = ums.isUserQuiet(mUser)
? FlagOp.addFlag(WorkspaceItemInfo.FLAG_DISABLED_QUIET_USER)
: FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_QUIET_USER);
// We want to update all packages for this user.
matcher = ItemInfoMatcher.ofUser(mUser);
appsList.updateDisabledFlags(matcher, flagOp);
// We are not synchronizing here, as int operations are atomic
appsList.setFlags(FLAG_QUIET_MODE_ENABLED, ums.isAnyProfileQuietModeEnabled());
break;
}
}
bindApplicationsIfNeeded();
final IntSparseArrayMap<Boolean> removedShortcuts = new IntSparseArrayMap<>();
// Update shortcut infos
if (mOp == OP_ADD || flagOp != FlagOp.NO_OP) {
final ArrayList<WorkspaceItemInfo> updatedWorkspaceItems = new ArrayList<>();
final ArrayList<LauncherAppWidgetInfo> widgets = new ArrayList<>();
// For system apps, package manager send OP_UPDATE when an app is enabled.
final boolean isNewApkAvailable = mOp == OP_ADD || mOp == OP_UPDATE;
synchronized (dataModel) {
for (ItemInfo info : dataModel.itemsIdMap) {
if (info instanceof WorkspaceItemInfo && mUser.equals(info.user)) {
WorkspaceItemInfo si = (WorkspaceItemInfo) info;
boolean infoUpdated = false;
boolean shortcutUpdated = false;
// Update shortcuts which use iconResource.
if ((si.iconResource != null)
&& packageSet.contains(si.iconResource.packageName)) {
LauncherIcons li = LauncherIcons.obtain(context);
BitmapInfo iconInfo = li.createIconBitmap(si.iconResource);
li.recycle();
if (iconInfo != null) {
si.bitmap = iconInfo;
infoUpdated = true;
}
}
ComponentName cn = si.getTargetComponent();
if (cn != null && matcher.matches(si, cn)) {
String packageName = cn.getPackageName();
if (si.hasStatusFlag(WorkspaceItemInfo.FLAG_SUPPORTS_WEB_UI)) {
removedShortcuts.put(si.id, false);
if (mOp == OP_REMOVE) {
continue;
}
}
if (si.isPromise() && isNewApkAvailable) {
boolean isTargetValid = true;
if (si.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
List<ShortcutInfo> shortcut =
new ShortcutRequest(context, mUser)
.forPackage(cn.getPackageName(),
si.getDeepShortcutId())
.query(ShortcutRequest.PINNED);
if (shortcut.isEmpty()) {
isTargetValid = false;
} else {
si.updateFromDeepShortcutInfo(shortcut.get(0), context);
infoUpdated = true;
}
} else if (!cn.getClassName().equals(IconCache.EMPTY_CLASS_NAME)) {
isTargetValid = context.getSystemService(LauncherApps.class)
.isActivityEnabled(cn, mUser);
}
if (si.hasStatusFlag(FLAG_RESTORED_ICON | FLAG_AUTOINSTALL_ICON)) {
if (updateWorkspaceItemIntent(context, si, packageName)) {
infoUpdated = true;
} else if (si.hasPromiseIconUi()) {
removedShortcuts.put(si.id, true);
continue;
}
} else if (!isTargetValid) {
removedShortcuts.put(si.id, true);
FileLog.e(TAG, "Restored shortcut no longer valid "
+ si.getIntent());
continue;
} else {
si.status = WorkspaceItemInfo.DEFAULT;
infoUpdated = true;
}
} else if (isNewApkAvailable && removedComponents.contains(cn)) {
if (updateWorkspaceItemIntent(context, si, packageName)) {
infoUpdated = true;
}
}
if (isNewApkAvailable &&
si.itemType == Favorites.ITEM_TYPE_APPLICATION) {
iconCache.getTitleAndIcon(si, si.usingLowResIcon());
infoUpdated = true;
}
int oldRuntimeFlags = si.runtimeStatusFlags;
si.runtimeStatusFlags = flagOp.apply(si.runtimeStatusFlags);
if (si.runtimeStatusFlags != oldRuntimeFlags) {
shortcutUpdated = true;
}
}
if (infoUpdated || shortcutUpdated) {
updatedWorkspaceItems.add(si);
}
if (infoUpdated) {
getModelWriter().updateItemInDatabase(si);
}
} else if (info instanceof LauncherAppWidgetInfo && isNewApkAvailable) {
LauncherAppWidgetInfo widgetInfo = (LauncherAppWidgetInfo) info;
if (mUser.equals(widgetInfo.user)
&& widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)
&& packageSet.contains(widgetInfo.providerName.getPackageName())) {
widgetInfo.restoreStatus &=
~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY &
~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED;
// adding this flag ensures that launcher shows 'click to setup'
// if the widget has a config activity. In case there is no config
// activity, it will be marked as 'restored' during bind.
widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
widgets.add(widgetInfo);
getModelWriter().updateItemInDatabase(widgetInfo);
}
}
}
}
bindUpdatedWorkspaceItems(updatedWorkspaceItems);
if (!removedShortcuts.isEmpty()) {
deleteAndBindComponentsRemoved(ItemInfoMatcher.ofItemIds(removedShortcuts, false));
}
if (!widgets.isEmpty()) {
scheduleCallbackTask(c -> c.bindWidgetsRestored(widgets));
}
}
final HashSet<String> removedPackages = new HashSet<>();
if (mOp == OP_REMOVE) {
// Mark all packages in the broadcast to be removed
Collections.addAll(removedPackages, packages);
// No need to update the removedComponents as
// removedPackages is a super-set of removedComponents
} else if (mOp == OP_UPDATE) {
// Mark disabled packages in the broadcast to be removed
final LauncherApps launcherApps = context.getSystemService(LauncherApps.class);
for (int i=0; i<N; i++) {
if (!launcherApps.isPackageEnabled(packages[i], mUser)) {
removedPackages.add(packages[i]);
}
}
}
if (!removedPackages.isEmpty() || !removedComponents.isEmpty()) {
ItemInfoMatcher removeMatch = ItemInfoMatcher.ofPackages(removedPackages, mUser)
.or(ItemInfoMatcher.ofComponents(removedComponents, mUser))
.and(ItemInfoMatcher.ofItemIds(removedShortcuts, true));
deleteAndBindComponentsRemoved(removeMatch);
// Remove any queued items from the install queue
InstallShortcutReceiver.removeFromInstallQueue(context, removedPackages, mUser);
}
if (Utilities.ATLEAST_OREO && mOp == OP_ADD) {
// Load widgets for the new package. Changes due to app updates are handled through
// AppWidgetHost events, this is just to initialize the long-press options.
for (int i = 0; i < N; i++) {
dataModel.widgetsModel.update(app, new PackageUserKey(packages[i], mUser));
}
bindUpdatedWidgets(dataModel);
}
// add start
if (FeatureFlags.REMOVE_DRAWER) {
bindAllAppsToWorkspace(app, appsList);
}
// add end
}
/**
* Updates {@param si}'s intent to point to a new ComponentName.
* @return Whether the shortcut intent was changed.
*/
private boolean updateWorkspaceItemIntent(Context context,
WorkspaceItemInfo si, String packageName) {
// Try to find the best match activity.
Intent intent = new PackageManagerHelper(context).getAppLaunchIntent(packageName, mUser);
if (intent != null) {
si.intent = intent;
si.status = WorkspaceItemInfo.DEFAULT;
return true;
}
return false;
}
// add start
private void bindAllAppsToWorkspace(LauncherAppState app, AllAppsList mBgAllAppsList){
if (mBgAllAppsList.data.size() > 0) {
// AppInfoComparator mAppNameComparator = new AppInfoComparator(mApp.getContext());
ArrayList<AppInfo> appInfos = new ArrayList<AppInfo>(mBgAllAppsList.data);
// Collections.sort(appInfos, mAppNameComparator);
ArrayList<Pair<ItemInfo, Object>> installQueue = new ArrayList<>();
for (AppInfo info : appInfos) {
installQueue.add(Pair.create((ItemInfo) info, null));
}
app.getModel().addAndBindAddedWorkspaceItems(installQueue);
}
}
// add end
}
9.更新时关键修改如下：
@Override
public void execute(LauncherAppState app, BgDataModel dataModel, AllAppsList appsList) {
final Context context = app.getContext();
final IconCache iconCache = app.getIconCache();
final String[] packages = mPackages;
final int N = packages.length;
FlagOp flagOp = FlagOp.NO_OP;
final HashSet<String> packageSet = new HashSet<>(Arrays.asList(packages));
ItemInfoMatcher matcher = ItemInfoMatcher.ofPackages(packageSet, mUser);
final HashSet<ComponentName> removedComponents = new HashSet<>();
switch (mOp) {
case OP_ADD: {
for (int i = 0; i < N; i++) {
if (DEBUG) Log.d(TAG, "mAllAppsList.addPackage " + packages[i]);
String pkg = packages[i];
if ("com.android.calendar".equals(pkg)
|| "com.android.deskclock".equals(pkg)
|| "com.android.dialer".equals(pkg)
|| "com.android.browser".equals(pkg)
|| "com.android.contacts".equals(pkg)
|| "com.android.camera2".equals(pkg)
|| "com.android.email".equals(pkg)
|| "com.android.calculator2".equals(pkg)
|| "com.android.webview".equals(pkg)
|| "com.android.gallery3d".equals(pkg)
|| "com.android.music".equals(pkg)) {
continue;
}
iconCache.updateIconsForPkg(packages[i], mUser);
if (FeatureFlags.PROMISE_APPS_IN_ALL_APPS.get()) {
appsList.removePackage(packages[i], mUser);
}
appsList.addPackage(context, packages[i], mUser);
// Automatically add homescreen icon for work profile apps for below O device.
if (!Utilities.ATLEAST_OREO && !Process.myUserHandle().equals(mUser)) {
SessionCommitReceiver.queueAppIconAddition(context, packages[i], mUser);
}
}
flagOp = FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
}
case OP_UPDATE:
try (SafeCloseable t =
appsList.trackRemoves(a -> removedComponents.add(a.componentName))) {
for (int i = 0; i < N; i++) {
if (DEBUG) Log.d(TAG, "mAllAppsList.updatePackage " + packages[i]);
String pkg = packages[i];
if ("com.android.calendar".equals(pkg)
|| "com.android.deskclock".equals(pkg)
|| "com.android.dialer".equals(pkg)
|| "com.android.browser".equals(pkg)
|| "com.android.contacts".equals(pkg)
|| "com.android.camera2".equals(pkg)
|| "com.android.email".equals(pkg)
|| "com.android.calculator2".equals(pkg)
|| "com.android.webview".equals(pkg)
|| "com.android.gallery3d".equals(pkg)
|| "com.android.music".equals(pkg)) {
continue;
}
iconCache.updateIconsForPkg(packages[i], mUser);
appsList.updatePackage(context, packages[i], mUser);
app.getWidgetCache().removePackage(packages[i], mUser);
}
}
// Since package was just updated, the target must be available now.
flagOp = FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
case OP_REMOVE: {
for (int i = 0; i < N; i++) {
FileLog.d(TAG, "Removing app icon" + packages[i]);
iconCache.removeIconsForPkg(packages[i], mUser);
}
// Fall through
}
case OP_UNAVAILABLE:
for (int i = 0; i < N; i++) {
if (DEBUG) Log.d(TAG, "mAllAppsList.removePackage " + packages[i]);
appsList.removePackage(packages[i], mUser);
app.getWidgetCache().removePackage(packages[i], mUser);
}
flagOp = FlagOp.addFlag(WorkspaceItemInfo.FLAG_DISABLED_NOT_AVAILABLE);
break;
case OP_SUSPEND:
case OP_UNSUSPEND:
flagOp = mOp == OP_SUSPEND ?
FlagOp.addFlag(WorkspaceItemInfo.FLAG_DISABLED_SUSPENDED) :
FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_SUSPENDED);
if (DEBUG) Log.d(TAG, "mAllAppsList.(un)suspend " + N);
appsList.updateDisabledFlags(matcher, flagOp);
break;
case OP_USER_AVAILABILITY_CHANGE: {
UserManagerState ums = new UserManagerState();
ums.init(UserCache.INSTANCE.get(context),
context.getSystemService(UserManager.class));
flagOp = ums.isUserQuiet(mUser)
? FlagOp.addFlag(WorkspaceItemInfo.FLAG_DISABLED_QUIET_USER)
: FlagOp.removeFlag(WorkspaceItemInfo.FLAG_DISABLED_QUIET_USER);
// We want to update all packages for this user.
matcher = ItemInfoMatcher.ofUser(mUser);
appsList.updateDisabledFlags(matcher, flagOp);
// We are not synchronizing here, as int operations are atomic
appsList.setFlags(FLAG_QUIET_MODE_ENABLED, ums.isAnyProfileQuietModeEnabled());
break;
}
}
10.没修改的效果如下：
11.修改后的效果如下：
可以看到修改之后桌面很干净，没有哪些乱七八糟的应用图标，之前是一堆系统应用图标，给人焕然一新的感觉，而且还修改了排列的图标位置和列数等等，这些后面再讲解.
12.总结：
这里大家可以根据自己的需求进行隐藏，我这里只是举例子，因为我有些系统应用图标实际不需要隐藏，所以最后可以看到只有相册和电子邮件，Google商店和Google Chrome浏览器是我自己定制的apk，所以默认就显示在首屏，当然这些也可以去掉隐藏，像第一屏有些是在默认的Launcher3布局里面设置。Android9和11基本上在隐藏图标配置和修改是一样的，大家可以自己尝试，当然后面讲解Launcher3修改默认的抽屉和首屏布局列表，这时候Android9和11有很多不一样的 地方，大家可以自行尝试,今天的内容就到这里打卡睡觉.
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