Merge "Pipe dark intensity through OverviewProxy" into sc-v2-dev am: f74f259b83

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16250155

Change-Id: I5abb8abad90bb24bf7472977be3d76d0045cffb7

packages/SystemUI/shared/src/com/android/systemui/shared/recents/IOverviewProxy.aidl

@@ -95,4 +95,9 @@ oneway interface IOverviewProxy {
      * Sent when screen turned on and ready to use (blocker scrim is hidden)
      */
     void onScreenTurnedOn() = 21;
+
+    /**
+     * Sent when the desired dark intensity of the nav buttons has changed
+     */
+    void onNavButtonsDarkIntensityChanged(float darkIntensity) = 22;
 }

packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBarController.java

@@ -57,6 +57,7 @@ import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.CommandQueue.Callbacks;
 import com.android.systemui.statusbar.phone.AutoHideController;
 import com.android.systemui.statusbar.phone.BarTransitions.TransitionMode;
+import com.android.systemui.statusbar.phone.LightBarController;
 import com.android.systemui.statusbar.policy.ConfigurationController;
 
 import java.io.FileDescriptor;
@@ -104,7 +105,8 @@ public class NavigationBarController implements
             TaskbarDelegate taskbarDelegate,
             NavigationBar.Factory navigationBarFactory,
             DumpManager dumpManager,
-            AutoHideController autoHideController) {
+            AutoHideController autoHideController,
+            LightBarController lightBarController) {
         mContext = context;
         mHandler = mainHandler;
         mNavigationBarFactory = navigationBarFactory;
@@ -116,7 +118,7 @@ public class NavigationBarController implements
         mTaskbarDelegate = taskbarDelegate;
         mTaskbarDelegate.setDependencies(commandQueue, overviewProxyService,
                 navBarHelper, navigationModeController, sysUiFlagsContainer,
-                dumpManager, autoHideController);
+                dumpManager, autoHideController, lightBarController);
         mIsTablet = isTablet(mContext);
         dumpManager.registerDumpable(this);
     }

packages/SystemUI/src/com/android/systemui/navigationbar/TaskbarDelegate.java

@@ -64,6 +64,9 @@ import com.android.systemui.shared.system.ActivityManagerWrapper;
 import com.android.systemui.statusbar.AutoHideUiElement;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.phone.AutoHideController;
+import com.android.systemui.statusbar.phone.BarTransitions;
+import com.android.systemui.statusbar.phone.LightBarController;
+import com.android.systemui.statusbar.phone.LightBarTransitionsController;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
@@ -85,6 +88,8 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
     private NavigationModeController mNavigationModeController;
     private SysUiState mSysUiState;
     private AutoHideController mAutoHideController;
+    private LightBarController mLightBarController;
+    private LightBarTransitionsController mLightBarTransitionsController;
     private int mDisplayId;
     private int mNavigationIconHints;
     private final NavBarHelper.NavbarTaskbarStateUpdater mNavbarTaskbarStateUpdater =
@@ -141,7 +146,8 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
             NavBarHelper navBarHelper,
             NavigationModeController navigationModeController,
             SysUiState sysUiState, DumpManager dumpManager,
-            AutoHideController autoHideController) {
+            AutoHideController autoHideController,
+            LightBarController lightBarController) {
         // TODO: adding this in the ctor results in a dagger dependency cycle :(
         mCommandQueue = commandQueue;
         mOverviewProxyService = overviewProxyService;
@@ -150,6 +156,30 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
         mSysUiState = sysUiState;
         dumpManager.registerDumpable(this);
         mAutoHideController = autoHideController;
+        mLightBarController = lightBarController;
+        mLightBarTransitionsController = createLightBarTransitionsController();
+    }
+
+    // Separated into a method to keep setDependencies() clean/readable.
+    private LightBarTransitionsController createLightBarTransitionsController() {
+        return new LightBarTransitionsController(mContext,
+                new LightBarTransitionsController.DarkIntensityApplier() {
+                    @Override
+                    public void applyDarkIntensity(float darkIntensity) {
+                        mOverviewProxyService.onNavButtonsDarkIntensityChanged(darkIntensity);
+                    }
+
+                    @Override
+                    public int getTintAnimationDuration() {
+                        return LightBarTransitionsController.DEFAULT_TINT_ANIMATION_DURATION;
+                    }
+                }, mCommandQueue) {
+            @Override
+            public boolean supportsIconTintForNavMode(int navigationMode) {
+                // Always tint taskbar nav buttons (region sampling handles gesture bar separately).
+                return true;
+            }
+        };
     }
 
     public void init(int displayId) {
@@ -171,6 +201,7 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
         // Set initial state for any listeners
         updateSysuiFlags();
         mAutoHideController.setNavigationBar(mAutoHideUiElement);
+        mLightBarController.setNavigationBar(mLightBarTransitionsController);
         mInitialized = true;
     }
 
@@ -189,6 +220,8 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
             mWindowContext = null;
         }
         mAutoHideController.setNavigationBar(null);
+        mLightBarTransitionsController.destroy(mContext);
+        mLightBarController.setNavigationBar(null);
         mInitialized = false;
     }
 
@@ -268,6 +301,10 @@ public class TaskbarDelegate implements CommandQueue.Callbacks,
             AppearanceRegion[] appearanceRegions, boolean navbarColorManagedByIme, int behavior,
             InsetsVisibilities requestedVisibilities, String packageName) {
         mOverviewProxyService.onSystemBarAttributesChanged(displayId, behavior);
+        if (mLightBarController != null && displayId == mDisplayId) {
+            mLightBarController.onNavigationBarAppearanceChanged(appearance, false/*nbModeChanged*/,
+                    BarTransitions.MODE_TRANSPARENT /*navigationBarMode*/, navbarColorManagedByIme);
+        }
         if (mBehavior != behavior) {
             mBehavior = behavior;
             updateSysuiFlags();

packages/SystemUI/src/com/android/systemui/recents/OverviewProxyService.java

@@ -986,6 +986,18 @@ public class OverviewProxyService extends CurrentUserTracker implements
         }
     }
 
+    public void onNavButtonsDarkIntensityChanged(float darkIntensity) {
+        try {
+            if (mOverviewProxy != null) {
+                mOverviewProxy.onNavButtonsDarkIntensityChanged(darkIntensity);
+            } else {
+                Log.e(TAG_OPS, "Failed to get overview proxy to update nav buttons dark intensity");
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG_OPS, "Failed to call onNavButtonsDarkIntensityChanged()", e);
+        }
+    }
+
     private void updateEnabledState() {
         final int currentUser = ActivityManagerWrapper.getInstance().getCurrentUserId();
         mIsEnabled = mContext.getPackageManager().resolveServiceAsUser(mQuickStepIntent,

packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java

@@ -37,7 +37,6 @@ import com.android.systemui.dagger.SysUISingleton;
 import com.android.systemui.dump.DumpManager;
 import com.android.systemui.navigationbar.NavigationModeController;
 import com.android.systemui.plugins.DarkIconDispatcher;
-import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.statusbar.policy.BatteryController;
 
 import java.io.FileDescriptor;
@@ -251,7 +250,7 @@ public class LightBarController implements BatteryController.BatteryStateChangeC
 
     private void updateNavigation() {
         if (mNavigationBarController != null
-                && !QuickStepContract.isGesturalMode(mNavigationMode)) {
+                && mNavigationBarController.supportsIconTintForNavMode(mNavigationMode)) {
             mNavigationBarController.setIconsDark(mNavigationLight, animateChange());
         }
     }

packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarTransitionsController.java

@@ -28,6 +28,7 @@ import com.android.systemui.Dependency;
 import com.android.systemui.Dumpable;
 import com.android.systemui.animation.Interpolators;
 import com.android.systemui.plugins.statusbar.StatusBarStateController;
+import com.android.systemui.shared.system.QuickStepContract;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.CommandQueue.Callbacks;
 import com.android.systemui.statusbar.policy.KeyguardStateController;
@@ -229,6 +230,14 @@ public class LightBarTransitionsController implements Dumpable, Callbacks,
         dispatchDark();
     }
 
+    /**
+     * Return whether to use the tint calculated in this class for nav icons.
+     */
+    public boolean supportsIconTintForNavMode(int navigationMode) {
+        // In gesture mode, we already do region sampling to update tint based on content beneath.
+        return !QuickStepContract.isGesturalMode(navigationMode);
+    }
+
     /**
      * Interface to apply a specific dark intensity.
      */

packages/SystemUI/tests/src/com/android/systemui/navigationbar/NavigationBarControllerTest.java

@@ -45,6 +45,7 @@ import com.android.systemui.model.SysUiState;
 import com.android.systemui.recents.OverviewProxyService;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.phone.AutoHideController;
+import com.android.systemui.statusbar.phone.LightBarController;
 import com.android.systemui.statusbar.policy.ConfigurationController;
 
 import org.junit.After;
@@ -86,7 +87,8 @@ public class NavigationBarControllerTest extends SysuiTestCase {
                         mock(TaskbarDelegate.class),
                         mNavigationBarFactory,
                         mock(DumpManager.class),
-                        mock(AutoHideController.class)));
+                        mock(AutoHideController.class),
+                        mock(LightBarController.class)));
         initializeNavigationBars();
     }