Android(安卓)2.3 StatusBar 分析(一)
16lz
2021-12-04
1,Framework/base/services/java/com/android/server/SystemServer.java
http://www.google.com/codesearch#uX1GffpyOZk/services/java/com/android/server/SystemServer.java&q=SystemServer&type=cs
SystemServer会初始化StatusBarMangerService,并会当system ready的时候呼叫StatusBarManagerService的SystemReady2
2,framework/base/services/java/com/android/server/StatusBarMangerService.java
http://www.google.com/codesearch#x7kYzfrzW5Q/services/java/com/android/server/StatusBarManagerService.java&ct=rc&cd=9&q=IStatusBarService
systemReady会启动SystemUI中的StatusBarService
3,framework/base/core/java/com/android/internal/statusbar
1)IStatusBar.aidl
2)IStatusBarService.aidl
3)StatusBarIcon.aidl
4)StatusBarIconList.aidl
5)StatusBarNotification.aidl
6)StatusBarNotificationList.aidl
7)StatusBarIcon.java
8)StatusBarIconList.java
9)StatusBarNotification.java
这些主要是一些aidl file. ADIL,就是不同进程之间的桥梁。这里的IStatusBarsService.aidl就是StatusBarManagerService与StatusBarManger的桥梁。StatusBarManagerService<----IStatusBarsService--->StatusBarManger.
我们会在SystemUI中的StatusBarService和StatusbarPolicy中会看到这样的代码:
4,framework/base/core/java/android/app/StatusBarManger.java
http://www.google.com/codesearch#uX1GffpyOZk/core/java/android/app/StatusBarManager.java&ct=rc&cd=1&q=StatusBarManager
5,framework/base/packages/SystemUI
http://www.google.com/codesearch#uX1GffpyOZk/services/java/com/android/server/SystemServer.java&q=SystemServer&type=cs
StatusBarManagerService statusBar = null;try { Slog.i(TAG, "Status Bar"); statusBar = new StatusBarManagerService(context); ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar); } catch (Throwable e) { Slog.e(TAG, "Failure starting StatusBarManagerService", e); }...if (statusBar != null) { statusBar.systemReady(); }final StatusBarManagerService statusBarF = statusBar;if (statusBarF != null) statusBarF.systemReady2();
SystemServer会初始化StatusBarMangerService,并会当system ready的时候呼叫StatusBarManagerService的SystemReady2
2,framework/base/services/java/com/android/server/StatusBarMangerService.java
http://www.google.com/codesearch#x7kYzfrzW5Q/services/java/com/android/server/StatusBarManagerService.java&ct=rc&cd=9&q=IStatusBarService
StatusBarManagerService extends IStatusBarService.Stubpublic void systemReady2() { ComponentName cn = ComponentName.unflattenFromString( mContext.getString(com.android.internal.R.string.config_statusBarComponent)); Intent intent = new Intent(); intent.setComponent(cn); Slog.i(TAG, "Starting service: " + cn); mContext.startService(intent); }
systemReady会启动SystemUI中的StatusBarService
<string name="config_statusBarComponent">com.android.systemui/com.android.systemui.statusbar.StatusBarService</string>
3,framework/base/core/java/com/android/internal/statusbar
1)IStatusBar.aidl
2)IStatusBarService.aidl
3)StatusBarIcon.aidl
4)StatusBarIconList.aidl
5)StatusBarNotification.aidl
6)StatusBarNotificationList.aidl
7)StatusBarIcon.java
8)StatusBarIconList.java
9)StatusBarNotification.java
这些主要是一些aidl file. ADIL,就是不同进程之间的桥梁。这里的IStatusBarsService.aidl就是StatusBarManagerService与StatusBarManger的桥梁。StatusBarManagerService<----IStatusBarsService--->StatusBarManger.
我们会在SystemUI中的StatusBarService和StatusbarPolicy中会看到这样的代码:
IStatusBarService mBarService;mBarService = IStatusBarService.Stub.asInterface( ServiceManager.getService(Context.STATUS_BAR_SERVICE));
4,framework/base/core/java/android/app/StatusBarManger.java
http://www.google.com/codesearch#uX1GffpyOZk/core/java/android/app/StatusBarManager.java&ct=rc&cd=1&q=StatusBarManager
5,framework/base/packages/SystemUI
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