Enable default system IMEs for system user (b3b4f615) · Commits · e / os / android_frameworks_base

core/java/android/content/pm/AppsQueryHelper.java

+47 −1

Original line number	Diff line number	Diff line
		@@ -23,6 +23,8 @@ import android.content.Intent;
		import android.os.RemoteException;
		import android.os.UserHandle;
		import android.util.ArraySet;
		import android.view.inputmethod.InputMethodInfo;
		import android.view.inputmethod.InputMethodManager;

		import com.android.internal.annotations.VisibleForTesting;

		@@ -46,6 +48,14 @@ public class AppsQueryHelper {
		*/
		public static int GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM = 1 << 1;

		/**
		* Return all input methods that are marked as default.
		* <p>When this flag is set, {@code user} specified in
		* {@link #queryApps(int, boolean, UserHandle)} must be
		* {@link UserHandle#myUserId user of the current process}.
		*/
		public static int GET_DEFAULT_IMES = 1 << 2;

		private final Context mContext;
		private List<ApplicationInfo> mAllApps;

		@@ -56,13 +66,14 @@ public class AppsQueryHelper {
		/**
		* Return a List of all packages that satisfy a specified criteria.
		* @param flags search flags. Use any combination of {@link #GET_NON_LAUNCHABLE_APPS},
		* {@link #GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM}
		* {@link #GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM} or {@link #GET_DEFAULT_IMES}.
		* @param systemAppsOnly if true, only system apps will be returned
		* @param user user, whose apps are queried
		*/
		public List<String> queryApps(int flags, boolean systemAppsOnly, UserHandle user) {
		boolean nonLaunchableApps = (flags & GET_NON_LAUNCHABLE_APPS) > 0;
		boolean interactAcrossUsers = (flags & GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM) > 0;
		boolean defaultImes = (flags & GET_DEFAULT_IMES) > 0;
		if (mAllApps == null) {
		mAllApps = getAllApps(user.getIdentifier());
		}
		@@ -118,6 +129,33 @@ public class AppsQueryHelper {
		}
		}

		if (defaultImes) {
		if (UserHandle.myUserId() != user.getIdentifier()) {
		throw new IllegalArgumentException("Specified user handle " + user
		+ " is not a user of the current process.");
		}
		List<InputMethodInfo> imis = getInputMethodList();
		int imisSize = imis.size();
		ArraySet<String> defaultImePackages = new ArraySet<>();
		for (int i = 0; i < imisSize; i++) {
		InputMethodInfo imi = imis.get(i);
		if (imi.isDefault(mContext)) {
		defaultImePackages.add(imi.getPackageName());
		}
		}
		final int allAppsSize = mAllApps.size();
		for (int i = 0; i < allAppsSize; i++) {
		final ApplicationInfo appInfo = mAllApps.get(i);
		if (systemAppsOnly && !appInfo.isSystemApp()) {
		continue;
		}
		final String packageName = appInfo.packageName;
		if (defaultImePackages.contains(packageName)) {
		result.add(packageName);
		}
		}
		}

		return result;
		}

		@@ -150,4 +188,12 @@ public class AppsQueryHelper {
		throw new IllegalStateException("Package manager has died", e);
		}
		}

		@VisibleForTesting
		@SuppressWarnings("unchecked")
		protected List<InputMethodInfo> getInputMethodList() {
		InputMethodManager imm = (InputMethodManager)
		mContext.getSystemService(Context.INPUT_METHOD_SERVICE);
		return imm.getInputMethodList();
		}
		}

core/tests/coretests/src/android/content/pm/AppsQueryHelperTests.java

+37 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@ import android.content.Context;
		import android.content.Intent;
		import android.os.UserHandle;
		import android.test.AndroidTestCase;
		import android.view.inputmethod.InputMethodInfo;

		import java.util.Arrays;
		import java.util.HashSet;
		@@ -77,6 +78,27 @@ public class AppsQueryHelperTests extends AndroidTestCase {
		assertEqualsIgnoreOrder(Arrays.asList("sys_app1", "sys_app3"), apps);
		}

		public void testQueryAppsDefaultIme() {
		// Test query default system IMEs
		List<String> apps = mAppsQueryHelper.queryApps(AppsQueryHelper.GET_DEFAULT_IMES,
		true, UserHandle.of(UserHandle.myUserId()));
		assertEqualsIgnoreOrder(Arrays.asList("sys_app1"), apps);

		// Test query default IMEs
		apps = mAppsQueryHelper.queryApps(AppsQueryHelper.GET_DEFAULT_IMES, false,
		UserHandle.of(UserHandle.myUserId()));
		assertEqualsIgnoreOrder(Arrays.asList("sys_app1", "app4"), apps);

		// Test that GET_DEFAULT_IMES cannot be used with a user id different from current process
		try {
		mAppsQueryHelper.queryApps(AppsQueryHelper.GET_DEFAULT_IMES, false,
		UserHandle.of(UserHandle.USER_NULL));
		fail("queryApps must fail if wrong user was passed");
		} catch (IllegalArgumentException e) {
		// OK
		}
		}

		private class AppsQueryHelperTestable extends AppsQueryHelper {

		public AppsQueryHelperTestable(Context context) {
		@@ -121,6 +143,21 @@ public class AppsQueryHelperTests extends AndroidTestCase {
		p1.applicationInfo.flags \|= ApplicationInfo.FLAG_SYSTEM;
		return Arrays.asList(p1);
		}

		@Override
		protected List<InputMethodInfo> getInputMethodList() {
		final ResolveInfo sysApp1 = new ResolveInfo();
		sysApp1.serviceInfo = new ServiceInfo();
		sysApp1.serviceInfo.packageName = "sys_app1";
		sysApp1.serviceInfo.name = "name";
		InputMethodInfo imi1 = new InputMethodInfo(sysApp1, false, null, null, 0, true);
		final ResolveInfo app4 = new ResolveInfo();
		app4.serviceInfo = new ServiceInfo();
		app4.serviceInfo.packageName = "app4";
		app4.serviceInfo.name = "name";
		InputMethodInfo imi2 = new InputMethodInfo(app4, false, null, null, 0, true);
		return Arrays.asList(imi1, imi2);
		}
		}

		private static void assertEqualsIgnoreOrder(List<String> expected, List<String> actual) {

services/core/java/com/android/server/am/ActivityManagerService.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -12089,7 +12089,8 @@ public final class ActivityManagerService extends ActivityManagerNative
		AppsQueryHelper queryHelper = new AppsQueryHelper(mContext);
		Set<String> enableApps = new HashSet<>();
		enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS
		\| AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM,
		\| AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM
		\| AppsQueryHelper.GET_DEFAULT_IMES,
		/* systemAppsOnly */ true, UserHandle.SYSTEM));
		ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps();
		enableApps.addAll(wlApps);