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Implement access to settings without Context

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Expose methods to access the Android settings using private APIs.

This allows to read and write settings values immediately without
starting a new process to call "settings".
This commit is contained in:
Romain Vimont
2019-11-17 15:23:16 +01:00
parent 62c0c1321f
commit 8c6799297b
4 changed files with 242 additions and 0 deletions
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18
server/src/main/java/com/genymobile/scrcpy/wrappers/ServiceManager.java
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@@ -16,6 +16,7 @@ public final class ServiceManager {
private PowerManager powerManager;
private StatusBarManager statusBarManager;
private ClipboardManager clipboardManager;
private ActivityManager activityManager;
public ServiceManager() {
try {
@@ -76,4 +77,21 @@ public final class ServiceManager {
}
return clipboardManager;
}
public ActivityManager getActivityManager() {
if (activityManager == null) {
try {
// On old Android versions, the ActivityManager is not exposed via AIDL,
// so use ActivityManagerNative.getDefault()
Class<?> cls = Class.forName("android.app.ActivityManagerNative");
Method getDefaultMethod = cls.getDeclaredMethod("getDefault");
IInterface am = (IInterface) getDefaultMethod.invoke(null);
activityManager = new ActivityManager(am);
} catch (Exception e) {
throw new AssertionError(e);
}
}
return activityManager;
}
}