android系统bug集成

    xiaoxiao2021-03-25  79

    转载请注明出处:http://blog.csdn.net/tiantian715/

    Launcher 总结:

      1、launcher的布局太居中,要想两边拉伸 <\packages\apps\Launcher2\res\values\dimens.xml>     <dimen name=" apps_customize_pageLayoutPaddingLeft">40dp</dimen>     <dimen name=" apps_customize_pageLayoutPaddingRight">40dp</dimen> apps tab栏的宽度( Launcher2 icon 数目、大小) \packages\apps\Launcher2\res\layout-sw720dp\workspace.xml>     launcher:cellCountX="10"     launcher:cellCountY="6"   2、或者不想改数目: <\packages\apps\Launcher2\src\com\android\launcher2\AppsCustomizeTabHost.java>     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {           mTabs.getLayoutParams().width = contentWidth  + 108;   3、workspace、AppsCustomize的cell大小: <\packages\apps\Launcher2\res\values-sw600dp\dimens.xml>     <dimen name="workspace_cell_width">110dip</dimen>     <dimen name="workspace_cell_height">110dip</dimen>       <dimen name="apps_customize_cell_width">110dp</dimen>     <dimen name="apps_customize_cell_height">110dp</dimen> 4、里面icon的大小: <\packages\apps\Launcher2\res\values-sw600dp\dimens.xml>      <dimen name="app_icon_size">80dp</dimen>   5、workspace没有拖动,第二页第一个icon出现在第一页的最右边: 加大workspace的宽度,或间距: workspace的paddingLeft、paddingRight: <\packages\apps\Launcher2\res\values-sw600dp-land\dimens.xml>     <dimen name="workspace_left_padding">50dip</dimen>     <dimen name="workspace_right_padding">50dip</dimen>   workspace两屏间距: <dimen name="workspace_page_spacing">100dp</dimen>   修改workspace的字体大小: 如果没有就添加: <\packages\apps\Launcher2\res\values-sw480dp\styles.xml>     <style name="WorkspaceIcon.Landscape">         <item name="android:textSize">13sp</item>     </style>   6、加wallpaper: 1.<\packages\apps\Launcher2\res\values-sw600dp\wallpapers.xml>    加wallpaper的名字 2.<\packages\apps\Launcher2\res\drawable-nodpi>    加如wallpaper    7、gallery的widget默认添加到workspace上: <\packages\apps\Launcher2\res\xml\default_workspace.xml>     <!-- Middle screen [2] -->     <appwidget         launcher:packageName=" com.android.gallery3d"         launcher:className=" com.android.gallery3d.gadget.PhotoAppWidgetProvider"         launcher:screen="2"         launcher:x="1"         launcher:y="0"         launcher:spanX="3"         launcher:spanY="3" />   <\packages\apps\Gallery2\src\com\android\gallery3d\gadget\PhotoAppWidgetProvider.java>     @Override     public void  onUpdate(Context context,               for (int id : appWidgetIds) {                 if(id == 2){                      helper.setWidget(id,WidgetDatabaseHelper.TYPE_SHUFFLE, null);                                   }              }   8、在桌面上添加网页的快捷方式: <\packages\apps\Launcher2\res\xml\default_workspace.xml>      <shortcut         launcher:title="@string/application_name"         launcher:icon="@drawable/ic_no_applications"         launcher:uri="http://www.aaa.com"         launcher:screen="0"         launcher:x="0"         launcher:y="3" />   9、在桌面上默认放文件夹: <\packages\apps\Launcher2\res\xml\default_workspace.xml>      <folder           launcher:screen="2"           launcher:x="2"           launcher:y="2"           launcher:title = "@string/application_name" >                          <favorite           launcher:className="com.android.deskclock.DeskClock"           launcher:packageName="com.android.deskclock"           launcher:container="1"           launcher:x="0"           launcher:y="0" />      <favorite           launcher:className="com.android.calculator2.Calculator"           launcher:packageName="com.android.calculator2"           launcher:container="1"           launcher:x="0"           launcher:y="0" />           </folder>       10、桌面上添加快捷方式,点击播放视频: <\packages\apps\Launcher2\res\xml-sw720dp\default_workspace.xml>  <shortcut launcher:title="@string/application_name"  launcher:icon="@drawable/ic_launcher_application"  launcher:uri=" file:///mnt/sdcard/external_sdcard/1...playermenu;end"  launcher:screen="2"     launcher:x="1"  launcher:y="1" />   11、安装apk,显示隐藏的google play: 1.写google显示的apk: GooglePlayShow的activity:         ComponentName componentname = new ComponentName("com.android.vending", "com.android.vending.AssetBrowserActivity");         packagemanager.setComponentEnabledSetting(componentname, 1, 1);                   componentname = new ComponentName("com.example.googleplayshow", "com.example.googleplayshow.MainActivity");         packagemanager.setComponentEnabledSetting(componentname, 2, 1);   2.<\packages\apps\Launcher2\src\com\android\launcher2\LauncherModel.java>             } else if (Intent.ACTION_PACKAGE_ADDED.equals(action)) {                 if (!replacing) {                           if(packageName.equals("com.example.googleplayshow")){                               context.startActivity(new Intent().setComponent(new ComponentName("com.example.googleplayshow", "com.example.googleplayshow.MainActivity")).setFlags(Intent.FLAG_ACTIVITY_NEW_TASK));                          }                     op = PackageUpdatedTask.OP_ADD;                 } else {                     op = PackageUpdatedTask.OP_UPDATE;                 }             }   隐藏google search: <\packages\apps\Launcher2\src\com\android\launcher2\Launcher.java>     private void setupViews() {         mSearchDropTargetBar = (SearchDropTargetBar) mDragLayer.findViewById(R.id.qsb_bar);          mSearchDropTargetBar.hideSearchBar(false);       void showWorkspace(boolean animated, Runnable onCompleteRunnable) {          //mSearchDropTargetBar.showSearchBar(wasInSpringLoadedMode);   12、widget中隐藏google play: <\packages\apps\Launcher2\src\com\android\launcher2\AppsCustomizePagedView.java> updatePackages里面添加: if(!widget.provider.getPackageName().equals("com.android.vending") && !widget.provider.getPackageName().equals("com.android.vending.MarketWidgetProvider")){     mWidgets.add(widget); }   13、clock的widget下部分显示不全,向上调 <\packages\amlogic\Launcher2\res\values\dimens.xml> <dimen name="app_widget_preview_padding_top">10dp</dimen>   修改widget的text的size: <\packages\amlogic\Launcher2\res\layout\apps_customize_widget.xml>   <TextView xmlns:android=" http://schemas.android.com/apk/res/android"      android:id="@+id/widget_name"      android:textSize="20sp" />   14、launcher中隐藏一个app: 需要该app的packageName,例如要隐藏settings: <\packages\apps\Launcher2\src\com\android\launcher2\LauncherModel.java>         private void loadAllAppsByBatch() {                      apps = packageManager.queryIntentActivities(mainIntent, 0);                        ResolveInfo removeApp = null;                     for(ResolveInfo info:apps){                         if(info.activityInfo.packageName.equals(" com.android.settings ")){                                 removeApp = info;                         }                       }                       if(removeApp != null){                         apps.remove(removeApp);                     }   15、launcher中隐藏多个app: 红色为改动部分 <\packages\apps\Launcher2\src\com\android\launcher2\LauncherModel.java>       private void loadAllAppsByBatch() {      final PackageManager packageManager = mContext.getPackageManager();             List<ResolveInfo> apps = new ArrayList<ResolveInfo>();             List<ResolveInfo> allApps = null;                 int N = Integer.MAX_VALUE;               int startIndex;             int i=0;             int batchSize = -1;             while (i < N && !mStopped) {                 if (i == 0) {                     mAllAppsList.clear();                     final long qiaTime = DEBUG_LOADERS ? SystemClock.uptimeMillis() : 0;                       allApps = packageManager.queryIntentActivities(mainIntent, 0);                     for(ResolveInfo info : allApps){                         if(info.activityInfo != null                                  && !info.activityInfo.packageName.equalsIgnoreCase("com.android.email")                                 && !info.activityInfo.packageName.equalsIgnoreCase("com.android.providers.downloads.ui")                                 && !info.activityInfo.packageName.equalsIgnoreCase("com.adobe.flashplayer")){                             apps.add(info);                         }                     } settings 问题总结: 1.入口,设置分屏显示 frameworks\base\core\res\res\values\bools.xml 下的 preferences_prefer_dual_pane 为true. <bool name=" preferences_prefer_dual_pane">true</bool>   2.top level headers--这里可以去掉左边的headers <settings.java> private void updateHeaderList(List<Header> target) { if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)) {    target.remove(header); }   3.默认字体: public void readFontSizePreference(ListPreference pref) {      ActivityManagerNative.getDefault().getConfiguration()   系统的Configuration是从ActivityManagerService设置的:   <\frameworks\base\services\java\com\android\server\am\ActivityManagerService.java> mConfiguration.setToDefaults(); fontScale = Float.parseFloat(SystemProperties.get(" ro.fontScale","1"));   4.settings的theme: <\packages\apps\Settings\AndroidManifest.xml>     <application android:label="@string/settings_label"             android:icon="@mipmap/ic_launcher_settings"             android:taskAffinity=""             android:theme="@android:style/ Theme.Holo"             android:uiOptions="splitActionBarWhenNarrow"             android:hardwareAccelerated="true">   <\frameworks\base\core\res\res\values\themes.xml> <style name="Theme.Holo"> 字体颜色 <item name="textColorPrimary">@android:color/primary_text_holo_dark</item> 加亮框的颜色: <item name="activatedBackgroundIndicator">@android:drawable/activated_background_holo_dark</item> 触摸框的颜色: <item name="listChoiceBackgroundIndicator">@android:drawable/list_selector_holo_dark</item> 左边背景: <item name="windowBackground">@android:drawable/screen_background_selector_dark</item> 右边的背景: <item name="detailsElementBackground">@android:drawable/panel_bg_holo_dark</item> title的背景: <item name="actionBarStyle">@android:style/Widget.Holo.ActionBar</item>   5.设置--》开发者选项--修改后台进程限制   frameworks/base/services/java/com/android/server$ vi ./am/ActivityManagerService.java 大概839行 把int mProcessLimitOverride = -1;改成4(不得超过4个进程) 标准限制 对应 -1 不允许后台进程 对应 0 不得超过1个进程 对应 1 不得超过2个进程  对应 2 不得超过3个进程 对应 3   6. 默认不要锁屏,设置-安全--屏幕锁定 (无) overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml  <bool name="def_lockscreen_disabled">true</bool>   7. 位置服务--- 默认Google的位置服务为勾选 overlay/frameworks/base/packages/SettingsProvider/res/values/defaults.xml <string name="def_location_providers_allowed" translatable="false">gps</string> 改成 <string name="def_location_providers_allowed" translatable="false">gps,network</string>

    常用修改 一. 修改默认(Settting.apk 中选项默认值一般存在于 frameworks\base\packages\SettingsProvider\res\values\defaults.xml) 1. 默认勾选 未知来源 <bool name="def_install_non_market_apps">false</bool> 

    2. 默认铃声, 通知, 闹钟 音乐 可以在system.prop 分别配置

    ro.config.ringtone=Playa.ogg (默认铃声设置,文件在/system/media/audio/ringtones 把喜欢的铃声放这里,比如123.MP3放入ringtones文件夹中,这里代码改为ro.config.ringtone=123.mp3) ro.config.notification_sound=regulus.ogg (默认提示音,文件在/system/media/audio/notifications 修改方法同上) ro.config.alarm_alert=Alarm_Beep_03.ogg (默认闹铃,文件在/system/media/audio/alarms 修改方法同上)

    3. 壁纸不跟随滑动 packages/apps/Launcher2/./src/com/Android/launcher2/Workspace.Java  大概 875行 private float wallpaperOffsetForCurrentScroll()  修改 wallpaperOffsetForCurrentScroll 的返回值。 改成 return  0.5f; 

    二.隐藏或删除某项 1.去掉设置中Wifi选项 device/amlogic/xxxref/xxxref.mk 文件中 # Device specific system feature description PRODUCT_COPY_FILES += \ $(LOCAL_PATH)/tablet_core_hardware.xml:system/etc/permissions/tablet_core_hardware.xml \ frameworks/native/data/etc/android.hardware.wifi.xml:system/etc/permissions/android.hardware.wifi.xml \ (删除)

    2.去掉设置中蓝牙选项 参考 wifi。 在 tablet_core_hardware.xml  删除 <feature name="android.hardware.bluetooth" />    这一行

    3. HDMI 部分 1)去掉HDMI选项  在system.prop中 加入 ro.hdmi.autoswitch=false 2)去掉480p 选项 在prop中设置 ro.hdmi480p.enable=false

    4. 去掉 powerwidget 中 某一项 以去掉 gps 为例

    在 packages\apps\Settings\res\layout\widget.xml 下, 移除   <ImageView         android:layout_width="1dip"         android:layout_height="match_parent"         android:background="@drawable/appwidget_settings_divider_holo"         android:contentDescription="@null"         />       <LinearLayout         android:id="@+id/btn_bluetooth"         android:layout_width="0dip"         android:layout_weight="1"         android:layout_height="match_parent"         android:paddingTop="12dp"         android:background="@drawable/appwidget_button_center"         android:clickable="true"         android:focusable="true"         android:orientation="vertical">           <ImageView             android:id="@+id/img_bluetooth"             android:layout_width="match_parent"             android:layout_height="0dip"             android:layout_weight="1"             android:scaleType="center"             android:contentDescription="@null"             />           <ImageView             android:id="@+id/ind_bluetooth"             android:layout_width="match_parent"             android:layout_height="wrap_content"             android:scaleType="fitXY"             android:contentDescription="@null"             />       </LinearLayout> 然后 com.android.settings.widget.SettingsAppWidgetProvider.java  注释 views.setOnClickPendingIntent(R.id.btn_gps, getLaunchPendingIntent(context, BUTTON_GPS)); 这一行。

    5.  去掉 Setting widget 中 某一项 以去掉 "网络共享与便携式热点" 为例 根据"网络共享与便携式热点" 这个关键词 在 values-zh_rCN 中搜索 到的 key值, 然后在AndroidManifest.xml 搜索这个 key值。 找到对于的Activity 配置 移除 <category android:name="com.android.settings.SHORTCUT" />  这一行。

    6. 修改浏览器默认浏览器模式

    packages\apps\Browser\res\xml-sw600dp\advanced_preferences.xml  <ListPreference        android:key="user_agent"        android:title="@string/pref_development_uastring"        android:entries="@array/pref_development_ua_choices"        android:entryValues="@array/pref_development_ua_values"        android:defaultValue="3"/>    修改 android:defaultValue="3" 具体的值参考一下选项   <string-array name="pref_development_ua_choices" translatable="false">         <item>Android</item>         <item>Desktop</item>         <item>iPhone</item>         <item>iPad</item>         <item>Froyo-N1</item>         <item>Honeycomb-Xoom</item>     </string-array>     <!-- Do not tranlsate.  Development option -->     <string-array name="pref_development_ua_values" translatable="false">         <item>0</item>         <item>1</item>         <item>2</item>         <item>3</item>         <item>4</item>         <item>5</item>     7. workspace 预置 文件夹  范例 folder 放到最前面。launcher:container 的值是folder的数据库中的id。一般从1开始。 <folder               launcher:screen="2"             launcher:x="1"             launcher:y="1"             launcher:title ="@string/application_name" >           <favorite             launcher:className="com.android.settings"             launcher:packageName="com.android.settings.Settings"             launcher:container="2"             launcher:x="0"             launcher:y="0" />           <favorite             launcher:className="com.fb.FileBrower"             launcher:packageName="com.fb.FileBrower.FileBrower"             launcher:container="2"             launcher:x="0"             launcher:y="0" />     </folder>     widget 范例 <appwidget         launcher:packageName="com.android.calendar"         launcher:className="com.android.calendar.widget.CalendarAppWidgetProvider"         launcher:screen="1"         launcher:x="0"         launcher:y="0"         launcher:spanX="2"         launcher:spanY="3" />   快捷方式范例 <favorite         launcher:packageName="com.android.settings"         launcher:className="com.android.settings.Settings"         launcher:screen="2"         launcher:x="1"         launcher:y="3" />     网页快捷方式 <shortcut launcher:title="@string/custom_google"         launcher:icon="@drawable/favicon_google"         launcher:uri=" http://www.google.com/"         launcher:screen="3"         launcher:x="4"         launcher:y="1"/>

    8. 系统自带LatinIME 高级设置--按键音量设置   修改默认值

              java/res/values/keypress-volumes.xml   <string-array name="keypress_volumes" translatable="false">          <!-- Build.HARDWARE,volume -->         <item>amlogic,0.3</item>    //加入这行。 把0.3改成自己的默认值。0.3代表30%          <item>herring,0.5</item>          <item>tuna,0.5</item>          <item>stingray,0.4</item>   9.lockscreen坐标数字时钟被遮住   请调整红色的数字:   <\frameworks\base\core\res\res\layout-sw600dp\keyguard_screen_tab_unlock_land.xml>   <!-- left side: status and music -->     <RelativeLayout         android:layout_height="match_parent"         android:layout_weight=" 0.5"       <!-- right side -->     <RelativeLayout         android:layout_height="match_parent"         android:layout_weight=" 0.5"   10.在4.1上修改默认字体大小:   比如改成大:   <frameworks\base\packages\SettingsProvider\res\values\defaults.xml> <fraction name=" def_font_scale"> 115%</fraction>   11.没有蓝牙的平台,去掉窗口小部件-设置快捷方式-拉到桌面显示的“蓝牙”选项 <\packages\apps\Settings\src\com\android\settings\OutputSettingsBroadcastReceiver.java> public void onReceive(Context context, Intent intent)  { // boot completed if(intent.getAction().equalsIgnoreCase(Intent.ACTION_BOOT_COMPLETED)) {                        if(!context.getPackageManager().hasSystemFeature(context.getPackageManager().FEATURE_BLUETOOTH)){                             ComponentName componentname = new ComponentName("com.android.settings", "com.android.settings.Settings$BluetoothSettingsActivity");                             context.getPackageManager().setComponentEnabledSetting(componentname, 2, 1);                      } }   11. 修改 浏览器的默认标签 分别在一下资源文件中添加自定义的标签 packages\apps\Browser\res\values\strings.xml <string-array name="bookmarks" translatable="false">         <item>Google</item>         <item> http://www.google.com/</item>         <item>Picasa</item>         <item> http://picasaweb.google.com/</item>         <item>Yahoo!</item>         <item> http://www.yahoo.com/</item>         <item>MSN</item>         <item> http://www.msn.com/</item>         <item>Twitter</item>         <item> http://twitter.com/</item>         <item>Facebook</item>         <item> http://www.facebook.com/</item>         <item>Wikipedia</item>         <item> http://www.wikipedia.org/</item>         <item>eBay</item>         <item> http://www.ebay.com/</item>         <item>CNN</item>         <item> http://www.cnn.com/</item>         <item>NY Times</item>         <item> http://www.nytimes.com/</item>         <item>ESPN</item>         <item> http://espn.com/</item>         <item>Amazon</item>         <item> http://www.amazon.com/</item>         <item>Weather Channel</item>         <item> http://www.weather.com/</item>         <item>BBC</item>         <item> http://www.bbc.co.uk/</item>     </string-array>   packages\apps\Browser\res\values\bookmarks_icons.xml , 注意:这里每个网站对应一个缩略图和一个favicon <array name="bookmark_preloads">         <item>@raw/favicon_google</item>         <item>@raw/thumb_google</item>         <item>@raw/favicon_picasa</item>         <item>@raw/thumb_picasa</item>         <item>@raw/favicon_yahoo</item>         <item>@raw/thumb_yahoo</item>         <item>@raw/favicon_msn</item>         <item>@raw/thumb_msn</item>         <item>@raw/favicon_twitter</item>         <item>@raw/thumb_twitter</item>         <item>@raw/favicon_facebook</item>         <item>@raw/thumb_facebook</item>         <item>@raw/favicon_wikipedia</item>         <item>@raw/thumb_wikipedia</item>         <item>@raw/favicon_ebay</item>         <item>@raw/thumb_ebay</item>         <item>@raw/favicon_cnn</item>         <item>@raw/thumb_cnn</item>         <item>@raw/favicon_nytimes</item>         <item>@raw/thumb_nytimes</item>         <item>@raw/favicon_espn</item>         <item>@raw/thumb_espn</item>         <item>@raw/favicon_amazon</item>         <item>@raw/thumb_amazon</item>         <item>@raw/favicon_weatherchannel</item>         <item>@raw/thumb_weatherchannel</item>         <item>@raw/favicon_bbc</item>         <item>@raw/thumb_bbc</item>     </array> 对应的图片在 packages\apps\Browser\res\raw     12. 锁屏界面, 解锁组件增加图标 已增加 VideoPlayer 为例, 在frameworks/base/core/res/res/drawable-hdpi  下面 添加一个对应的png图标 下面红色为增加的部分。 frameworks/core/res/res/values-sw600dp-land/arrays.xml           <item>@drawable/ic_lockscreen_unlock</item>          <item>@drawable/ic_action_assist_generic</item>          <item>@drawable/ic_lockscreen_camera</item>  -        <item>@null</item> +        <item>@drawable/ic_lockscreen_videoplayer</item>          </array>    <array name="lockscreen_target_descriptions_with_camera"> frameworks/base/res/res/values/arrays.xml b/core/res/res/values/arrays.xml          <item>@drawable/ic_lockscreen_unlock</item>          <item>@drawable/ic_action_assist_generic</item>          <item>@drawable/ic_lockscreen_camera</item> -        <item>@null</item> +        <item>@drawable/ic_lockscreen_videoplayer</item>      </array>        <array name="lockscreen_target_descriptions_with_camera"> frameworks/base/res/res/values/public.xml b/core/res/res/values/public.xml   index ac0a457..be4257e 100755 --- a/core/res/res/values/public.xml +++ b/core/res/res/values/public.xml      <java-symbol type="drawable" name="ic_lockscreen_unlock_phantom" />    <java-symbol type="drawable" name="ic_media_route_on_holo_dark" />    <java-symbol type="drawable" name="ic_media_route_disabled_holo_dark" />     <java-symbol type="drawable" name="ic_lockscreen_videoplayer" />      <java-symbol type="layout" name="action_bar_home" />    <java-symbol type="layout" name="action_bar_title_item" />    <java-symbol type="layout" name="action_menu_item_layout" />   frameworks/base/policy/src/com/android/internal/policy/impl/LockScreen.java                     case com.android.internal.R.drawable.ic_lockscreen_camera:                      launchActivity(new Intent(MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA));                      mCallback.pokeWakelock();                     break;                                     case com.android.internal.R.drawable.ic_lockscreen_videoplayer:                      launchActivity(new Intent().setClassName("com.farcore.videoplayer", "com.farcore.videoplayer.FileList"));                      mCallback.pokeWakelock();                      break; 注意: 在 frameworks/base/core/res/ 中执行mm 。然后在frameworks/base/policy 中执行mm。看看能否编译过。不行的话,在 在根目录下 执行make update-api    13. 休眠策略 修改默认的休眠策略,请参考 frameworks\base\packages\SettingsProvider\res\values\defaults.xml <integer name="def_wifi_sleep_policy">0</integer> <!--  0 == Never, 1 == Only when plugged in,2 == Always. -->       14. Launcher 半透明 4.0, 4.1  下载附件中的patch集合--- translucent.zip 如果是 4.2.2系统 , 还需修改 Launcher/src/com/android/launcher2/Launcher.java            mLauncherView.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);          mWorkspaceBackgroundDrawable = getResources().getDrawable(R.drawable.workspace_bg);          mBlackBackgroundDrawable = new ColorDrawable(Color.BLACK); // 修改为 mBlackBackgroundDrawable = new ColorDrawable(0x7f000000);       packages\amlogic\Launcher2\src\com\android\launcher2\Launcher.java            mStateAnimation.addListener(new AnimatorListenerAdapter() {                 boolean animationCancelled = false;                 @Override                 public void onAnimationStart(Animator animation) {                     dispatchOnLauncherTransitionEnd(fromView, animated, false); //add                     dispatchOnLauncherTransitionEnd(toView, animated, false);   //add                     updateWallpaperVisibility(false);  //true 改成false                     // Prepare the position                     toView.setTranslationX(0.0f);                     toView.setTranslationY(0.0f);                     toView.setVisibility(View.VISIBLE);                     toView.bringToFront();                 } 15. APK 预装时无法找到lib库的问题        (1) 如果log报错是找不到lib库首先可以修改lib的路径   jb4.1\frameworks\base\core\java\android\app\NativeActivity.java  public static final String SYSTEM_LIB_PATH = "/system/lib";          if (libraryFile.exists()) {             path = libraryFile.getPath();         }else{             File systemLibraryFile = new File(SYSTEM_LIB_PATH,System.mapLibraryName(libname));                if (systemLibraryFile.exists()) {                 path = systemLibraryFile.getPath();             }         }       (2)apk本身会检测检测/data/data/lib路径是否存在资源文件时方法1不适用,用第二种方法:                在项目上的mk文件 /device/amlogic/g18refg/8ref.mk 中,加上 preinstallation   PRODUCT_PACKAGES += \ lights.amlogic \ FileBrowser \ AppInstaller \ VideoPlayer \ HdmiSwitch \ Update \ fw_env \ preinstallation   将网页底部的附件  Preinstallation.zip拷贝到packages\amlogic下面解压   将需要预装安装的apk拷贝到preinstallation目录下面,编辑里面的preinstall.sh文件内容如下:   #!/system/xbin/busybox sh   echo "do preinstall applications"   # com.mxtech.videoplayer.ad apk包名   if [ ! -e /data/data/ com.mxtech.videoplayer.ad/ ]; then   pm install /system/preinstall/ com.mxtech.videoplayer.ad.50.apk fi   if [ ! -e /data/data/ org.xbmc.xbmc/ ]; then   pm install /system/preinstall/ xbmc-20130414-e2c3799-Frodo-armeabi-v7a.apk fi 。。。。。。   然后在device\amlogic\common\init\tablet\init.amlogic.rc 中,启动预安装脚本的服务.   MX: service preinstall /system/bin/preinstall.sh          class main          user root          group root          oneshot          console          disabled          M3: service preinstall /system/bin/preinstall.sh user root         group root         disabled         oneshot   在init.amlogic.rc最后一行加上   start preinstall     16. 去掉 hotspot 把红色的部分删掉 device\amlogic\gXXXX\overlay\frameworks\base\core\res\res\values\config.xml     <string-array translatable="false" name="config_tether_wifi_regexs">         <item>"wlap0"</item>         <item>"wl0.1"</item>         <item>"wlan0"</item>     </string-array>     <integer-array translatable="false" name="config_tether_upstream_types">         <item>0</item>         <item>9</item>     </integer-array>   17.桌面上添加快捷方式,点击播放视频: <\packages\apps\Launcher2\res\xml-sw720dp\default_workspace.xml>  <shortcut launcher:title="@string/application_name" launcher:icon="@drawable/ic_launcher_application" launcher:uri=" file:///mnt/sdcard/external_sdcard/1...playermenu;end" launcher:screen="2" launcher:x="1" launcher:y="1" />   添加网页的快捷方式: <\packages\apps\Launcher2\res\xml-sw720dp\default_workspace.xml>      <shortcut         launcher:title="@string/application_name"         launcher:icon="@drawable/ic_no_applications"         launcher:uri="http://www.aaa.com"         launcher:screen="0"         launcher:x="0"         launcher:y="3" />   18.去掉camera的全景icon: 4.1: <\packages\apps\Camera\res\layout-sw600dp-land\mode_picker.xml>         <com.android.camera.ui.RotateImageView android:id="@+id/mode_panorama"                 android:contentDescription="@string/accessibility_switch_to_panorama"                 android:layout_width="match_parent"                 android:layout_height="wrap_content"                 android:layout_weight="1" android:visibility="gone"                 android:scaleType="center"                 android:background="@drawable/bg_pressed"                 android:src="@drawable/ic_switch_pan_holo_light" />   4.2: <\packages\apps\Camera\src\com\android\camera\CameraActivity.java> 加上红色加亮的地方:     public void init() {         for (int i = 0; i < mDrawables.length; i++) {             if ((i == LIGHTCYCLE_MODULE_INDEX && !LightCycleHelper.hasLightCycleCapture(this))|| i == PANORAMA_MODULE_INDEX) {                 continue; // not enabled, so don't add to UI             }             drawids[ix++] = DRAW_IDS[i];         }   <\packages\apps\Camera\src\com\android\camera\CameraActivity.java>     public void init() {         int[] drawids = new int[LightCycleHelper.hasLightCycleCapture(this)                                 ? DRAW_IDS.length  -1 : DRAW_IDS.length  - 2];   19.锁屏左边clock太大显示不全: <\frameworks\base\core\res\res\layout-sw600dp\keyguard_screen_status_land.xml>         <TextView android:id="@+id/timeDisplayBackground" android:textSize="@dimen/ keyguard_pattern_unlock_clock_font_size"   <TextView android:id="@+id/timeDisplayForeground" android:textSize="@dimen/ keyguard_pattern_unlock_clock_font_size"   //dimens.xml里的 keyguard_pattern_unlock_clock_font_size调小   可以把clock调成居中显示,不要靠右,造成右边显示不全 <LinearLayout         xmlns:android=" http://schemas.android.com/apk/res/android"         android:orientation="vertical"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:gravity=" right"> //改成 center   20. 去掉settings的battery里面的mobile network signal显示 加上红色语句: <\packages\apps\Settings\src\com\android\settings\fuelgauge\BatteryHistoryChart.java>         if (!com.android.settings.Utils.isWifiOnly(getContext())) {             mHavePhoneSignal = true;         }         mHavePhoneSignal = false;         21. 去掉待机的CRT动画 把自己项目overlay中的 frameworks/base/core/res/res/values/config.xml <bool name="config_animateScreenLights">false</bool> 删掉 就可以了 22. 添加格式化内部sdcard jb4.1\packages\amlogic\Settings\src\com\android\settings\deviceinfo\StorageVolumePreferenceCategory.java          public StorageVolumePreferenceCategory(Context context, Resources resources, StorageVolume storageVolume, StorageManager storageManager, boolean isPrimary) { // Cannot format emulated storage         mAllowFormat = mStorageVolume != null && !mStorageVolume.isEmulated()&&mStorageVolume.isRemovable();         // For now we are disabling reformatting secondary external storage         // until some interoperability problems with MTP are fixed         //if (!isPrimary) mAllowFormat = false;        +        if(mStorageVolume != null && mStorageVolume.getPath().equals("/storage/sdcard0")){ +            mAllowFormat = true; +        }   23. 4.2 LockScreen 任何方向都可以解锁, 修改成只有向右才能解锁 4.2 Lockscreen 对应的java 文件不再是 Lockscreen, 而是KeyguardSelectorView.java   frameworks/base/core/res/res/values/arrays.xml b/core/res/res/values/arrays.xml        <array name="lockscreen_targets_unlock_only">          <item>@*android:drawable/ic_lockscreen_unlock</item> +       <item>@null</item> +       <item>@null</item> +       <item>@null</item>      </array>        <array name="lockscreen_target_descriptions_unlock_only">          <item>@*android:string/description_target_unlock</item> +       <item>@null</item> +       <item>@null</item> +       <item>@null</item>      </array>   24.android 4.2改launcher里面的icon横排的数目: <\packages\apps\Launcher2\res\values-sw720dp\config.xml> <integer name=" cell_count_x">7</integer>   如果改成7,hotseat里面第8个icon不见了,可以往第8个槽里面放进去,但是重启后,icon又不见了,可以这样修改: <\packages\apps\Launcher2\src\com\android\launcher2\LauncherModel.java>                 final ItemInfo occupied[][][] =                         new ItemInfo[Launcher.SCREEN_COUNT + 1][mCellCountX  + 2][mCellCountY + 1]; //原来这里是+1         25. 4.2 LockScreen 解锁界面四个方向添加一个setting入口 frameworks\base\core\res\res\values/arrays.xml     <array name="lockscreen_targets_with_camera">         <item>@drawable/ic_lockscreen_unlock</item>         <item>@drawable/ic_action_assist_generic</item>         <item>@drawable/ic_lockscreen_camera</item>         <item>@drawable/ic_lockscreen_settings</item>     </array>   在 frameworks\base\core\res\res\drawable 增加 ic_lockscreen_settings.xml 文件 并添加 ic_lockscreen_settings_normal.phg ic_lockscreen_settings_activated.png 资源文件   <selector xmlns:android=" http://schemas.android.com/apk/res/android">    <item         android:state_enabled="true"         android:state_active="false"         android:state_focused="false"         android:drawable="@drawable/ ic_lockscreen_settings_normal" />       <item         android:state_enabled="true"         android:state_active="true"         android:state_focused="false"         android:drawable="@drawable/ ic_lockscreen_settings_activated" />       <item         android:state_enabled="true"         android:state_active="false"         android:state_focused="true"         android:drawable="@drawable/ ic_lockscreen_settings_activated" /> </selector>  frameworks\base\policy\src\com\android\internal\policy\impl\LockScreen.java      public void onTrigger(View v, int target) {             final int resId = mGlowPadView.getResourceIdForTarget(target);             switch (resId) {                                  case com.android.internal.R.drawable. ic_lockscreen_settings: //启动setting 应用                     launchActivity(new Intent().setComponent(new ComponentName("com.android.settings","com.android.settings.Settings")));                        mCallback.pokeWakelock();                     break;       26. 4.2 上隐藏 Wifi Display    去掉项目overlay/frameworks/base/core/res/res/config.xml 中的config_enableWifiDisplay    27. 默认音量修改 frameworks/base/media/java/android/media/AudioService.java private final int[] MAX_STREAM_VOLUME = new int[] {         5,  // STREAM_VOICE_CALL         7,  // STREAM_SYSTEM         7,  // STREAM_RING         15, // STREAM_MUSIC         7,  // STREAM_ALARM         7,  // STREAM_NOTIFICATION         15, // STREAM_BLUETOOTH_SCO         7,  // STREAM_SYSTEM_ENFORCED         15, // STREAM_DTMF         15  // STREAM_TTS     };   frameworks/base/media/java/android/media/AudioManager.java   /**  @hide Default volume index values for audio streams */     public static final int[] DEFAULT_STREAM_VOLUME = new int[] {         4,  // STREAM_VOICE_CALL         7,  // STREAM_SYSTEM         5,  // STREAM_RING         11, // STREAM_MUSIC         6,  // STREAM_ALARM         5,  // STREAM_NOTIFICATION         7,  // STREAM_BLUETOOTH_SCO         7,  // STREAM_SYSTEM_ENFORCED         11, // STREAM_DTMF         11  // STREAM_TTS     };   28.widget中隐藏google play: <\packages\apps\Launcher2\src\com\android\launcher2\AppsCustomizePagedView.java> updatePackages里面添加: if(!widget.provider.getPackageName().equals("com.android.vending") && !widget.provider.getPackageName().equals("com.android.vending.MarketWidgetProvider")){     mWidgets.add(widget); }   29.去掉设置-->显示-->亮度里的“自动调整亮度”选项 <\packages\apps\Settings\res\layout\preference_dialog_brightness.xml>         <CheckBox android:id="@+id/automatic_mode" 加上     android:visibility="invisible"   30.设置-位置信息访问权限默认关闭 <\frameworks\base\packages\SettingsProvider\res\values\defaults.xml> <string name="def_location_providers_allowed" translatable="false"></string> 这里不要填写gps或者network,清空   31.设置-安全-验证应用默认不勾允 <\frameworks\base\packages\SettingsProvider\res\values\defaults.xml> <bool name="def_package_verifier_enable">false</bool>   32.设置-声音-触摸提示音与锁屏提示音默认不勾允状态 <\frameworks\base\packages\SettingsProvider\res\values\defaults.xml> <integer name="def_lockscreen_sounds_enabled">0</integer> <bool name="def_sound_effects_enabled">false</bool>   33.设置-以太网菜单请移动“更多”菜单下 请用附件ethernet.patch,开关是ro.ethernet.more,设置为true,ethernet移到more里面 在settings的git下打这个patch   34.窗口小部件“指针时钟”显示不全 把clock的widget向上调,下面的值改小: <\packages\amlogic\Launcher2\res\values\dimens.xml> <dimen name="app_widget_preview_padding_top">10dp</dimen>   35.去掉settings的more里面的网络共享与便携式热点 ro.tether.denied=true   36.平台主界面底部工具栏上的图标全部居中显示,从左至右的图标依次为:vol-、back、home、窗口切换、vol+ 1.在prop里面将ro.statusbar.volume设置为true 2.<\frameworks\base\packages\SystemUI\res\layout-sw600dp\navigation_bar.xml> 将 <com.android.systemui.statusbar.policy.KeyButtonView android:id="@+id/sub" …… /> 这段放到 <com.android.systemui.statusbar.policy.KeyButtonView android:id="@+id/back" …… /> 这段之前   <com.android.systemui.statusbar.policy.KeyButtonView android:id="@+id/add" …… /> 这段放到 <com.android.systemui.statusbar.policy.KeyButtonView android:id="@+id/recent_apps" …… /> 这段之后   注意这个文件有两处需要调换上面的   37.主界面模拟时钟改成数字时钟 default_workspace.xml里面加上: <appwidget     launcher:packageName="com.android.deskclock"     launcher:className="com.android.alarmclock.DigitalAppWidgetProvider"   38、settings中的developer options的开关打开,debug关掉: <\frameworks\base\packages\SettingsProvider\src\com\android\providers\settings\DatabaseHelper.java>     private void loadSecureSettings(SQLiteDatabase db) {        loadSetting(stmt, Settings.Secure.ADB_ENABLED, 0);        loadSetting(stmt, Settings.Secure.DEVELOPMENT_SETTINGS_ENABLED, 1);   39、改桌面icon行、列数: <\packages\apps\Launcher2\res\layout-sw***dp\workspace.xml>     launcher:cellCountX="10"     launcher:cellCountY="6"   40、more里面morebile data项默认不选: 1.<\frameworks\base\packages\SettingsProvider\src\com\android\providers\settings\DatabaseHelper.java>     private void loadSecureSettings(SQLiteDatabase db) {         SQLiteStatement stmt = null;         try {             stmt = db.compileStatement("INSERT OR IGNORE INTO secure(name,value)"                     + " VALUES(?,?);"); 添加:             loadIntegerSetting(stmt, Settings.Secure.MOBILE_DATA,                     R.integer.def_mobile_data);   2.<\frameworks\base\packages\SettingsProvider\res\values\defaults.xml> <integer name="def_mobile_data">0</integer>   41.secure的unknown的设置默认打开: <\frameworks\base\packages\SettingsProvider\res\values\defaults.xml>    <bool name="def_install_non_market_apps">true</bool>   42、修改app list的背景: <\packages\apps\Launcher2\res\layout\apps_customize_pane.xml> <com.android.launcher2.AppsCustomizeTabHost     xmlns:android=" http://schemas.android.com/apk/res/android"     xmlns:launcher=" http://schemas.android.com/apk/res/c...droid.launcher"     android:background="@drawable/wallpaper_03">   43、bluetooth tethering的checkbox去掉: overlay里面的  <\frameworks\base\core\res\res\values\config.xml>      <string-array translatable="false" name="config_tether_bluetooth_regexs">         <item>"bt-pan"</item>     </string-array>  去掉<item>"bt-pan"</item>   44. Google play 不是内置, 而是安装,导致出问题的解决办法 frameworks/baseservices/java/com/android/server/pm/PackageManagerService.java @@ -4594,6 +4594,9 @@ public class PackageManagerService extends IPackageManager.Stub {                              }                          }                      } +                   if (pkg.packageName.equals("com.android.vending")){ +                       allowed = true; +                   }                      if (!allowed && (bp.protectionLevel                              & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) {                          // For development permissions, a development permission 45.以太网设置问题 以太网在settings.db中的条目是"eth_on", 默认值由系统属性 ro.ethernet.default_on 决定, ro.ethernet.default_on=false 默认关闭 ro.ethernet.default_on=true默认打开 不定义该属性默认关闭

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