Merge "Add visibility control for the UiBlocker" into tm-dev am: a387297687 (2bba6ac2) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/core/BasePreferenceController.java

+44 −0

Original line number	Diff line number	Diff line
		@@ -121,10 +121,13 @@ public abstract class BasePreferenceController extends AbstractPreferenceControl

		protected final String mPreferenceKey;
		protected UiBlockListener mUiBlockListener;
		protected boolean mUiBlockerFinished;
		private boolean mIsForWork;
		@Nullable
		private UserHandle mWorkProfileUser;
		private int mMetricsCategory;
		private boolean mIsFirstLaunch;
		private boolean mPrefVisibility;

		/**
		* Instantiate a controller as specified controller type and user-defined key.
		@@ -195,6 +198,8 @@ public abstract class BasePreferenceController extends AbstractPreferenceControl
		public BasePreferenceController(Context context, String preferenceKey) {
		super(context);
		mPreferenceKey = preferenceKey;
		mIsFirstLaunch = true;
		mPrefVisibility = true;
		if (TextUtils.isEmpty(mPreferenceKey)) {
		throw new IllegalArgumentException("Preference key must be set");
		}
		@@ -326,6 +331,13 @@ public abstract class BasePreferenceController extends AbstractPreferenceControl
		}
		}

		/**
		* Set back the value of whether this is the first launch.
		*/
		public void revokeFirstLaunch() {
		mIsFirstLaunch = false;
		}

		/**
		* Launches the specified fragment for the work profile user if the associated
		* {@link Preference} is clicked. Otherwise just forward it to the super class.
		@@ -378,6 +390,14 @@ public abstract class BasePreferenceController extends AbstractPreferenceControl
		mUiBlockListener = uiBlockListener;
		}

		public void setUiBlockerFinished(boolean isFinished) {
		mUiBlockerFinished = isFinished;
		}

		public boolean getSavedPrefVisibility() {
		return mPrefVisibility;
		}

		/**
		* Listener to invoke when background job is finished
		*/
		@@ -428,4 +448,28 @@ public abstract class BasePreferenceController extends AbstractPreferenceControl
		protected UserHandle getWorkProfileUser() {
		return mWorkProfileUser;
		}

		/**
		* Used for {@link BasePreferenceController} that implements {@link UiBlocker} to control the
		* preference visibility.
		*/
		protected void updatePreferenceVisibilityDelegate(Preference preference, boolean isVisible) {
		if (mUiBlockerFinished \|\| !mIsFirstLaunch) {
		preference.setVisible(isVisible);
		return;
		}

		savePrefVisibility(isVisible);

		// Preferences that should be invisible have a high priority to be updated since the
		// whole UI should be blocked/invisible. While those that should be visible will be
		// updated once the blocker work is finished. That's done in DashboardFragment.
		if (!isVisible) {
		preference.setVisible(false);
		}
		}

		private void savePrefVisibility(boolean isVisible) {
		mPrefVisibility = isVisible;
		}
		}

src/com/android/settings/dashboard/DashboardFragment.java

+14 −1

Original line number	Diff line number	Diff line
		@@ -250,6 +250,11 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
		}
		mListeningToCategoryChange = false;
		}
		mControllers.forEach(controller -> {
		if (controller instanceof BasePreferenceController.UiBlocker) {
		((BasePreferenceController) controller).revokeFirstLaunch();
		}
		});
		}

		@Override
		@@ -424,7 +429,14 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
		for (AbstractPreferenceController controller : controllerList) {
		final String key = controller.getPreferenceKey();
		final Preference preference = findPreference(key);
		if (preference != null) {
		if (preference == null) {
		continue;
		}
		if (controller instanceof BasePreferenceController.UiBlocker) {
		final boolean prefVisible =
		((BasePreferenceController) controller).getSavedPrefVisibility();
		preference.setVisible(visible && controller.isAvailable() && prefVisible);
		} else {
		preference.setVisible(visible && controller.isAvailable());
		}
		}
		@@ -496,6 +508,7 @@ public abstract class DashboardFragment extends SettingsPreferenceFragment
		@Override
		public void onBlockerWorkFinished(BasePreferenceController controller) {
		mBlockerController.countDown(controller.getPreferenceKey());
		controller.setUiBlockerFinished(mBlockerController.isBlockerFinished());
		}

		protected Preference createPreference(Tile tile) {

src/com/android/settings/dashboard/UiBlockerController.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -37,7 +37,7 @@ import java.util.concurrent.TimeUnit;
		*/
		public class UiBlockerController {
		private static final String TAG = "UiBlockerController";
		private static final int TIMEOUT_MILLIS = 500;
		private static final int TIMEOUT_MILLIS = 300;

		private CountDownLatch mCountDownLatch;
		private boolean mBlockerFinished;