2 files changed, 76 insertions, 13 deletions

diff --git a/services/core/java/com/android/server/wm/TaskLaunchParamsModifier.java b/services/core/java/com/android/server/wm/TaskLaunchParamsModifier.java
index 106db0b15c46..82d9c214ece7 100644
--- a/services/core/java/com/android/server/wm/TaskLaunchParamsModifier.java
+++ b/services/core/java/com/android/server/wm/TaskLaunchParamsModifier.java
@@ -234,19 +234,28 @@ class TaskLaunchParamsModifier implements LaunchParamsModifier {
             }
         }
 
-        // STEP 2.3: Adjust launch parameters as needed for freeform display. We enforce the policy
-        // that legacy (pre-D) apps and those apps that can't handle multiple screen density well
-        // are forced to be maximized. The rest of this step is to define the default policy when
-        // there is no initial bounds or a fully resolved current params from callers.
+        // STEP 2.3: Adjust launch parameters as needed for freeform display. We enforce the
+        // policies related to unresizable apps here. If an app is unresizable and the freeform
+        // size-compat mode is enabled, it can be launched in freeform depending on other properties
+        // such as orientation. Otherwise, the app is forcefully launched in maximized. The rest of
+        // this step is to define the default policy when there is no initial bounds or a fully
+        // resolved current params from callers.
         if (display.inFreeformWindowingMode()) {
             if (launchMode == WINDOWING_MODE_PINNED) {
                 if (DEBUG) appendLog("picture-in-picture");
-            } else if (!mSupervisor.mService.mSizeCompatFreeform && !root.isResizeable()) {
-                // We're launching an activity in size-compat mode and they aren't allowed in
-                // freeform, so force it to be maximized.
-                launchMode = WINDOWING_MODE_FULLSCREEN;
-                outParams.mBounds.setEmpty();
-                if (DEBUG) appendLog("forced-maximize");
+            } else if (!root.isResizeable()) {
+                if (shouldLaunchUnresizableAppInFreeform(root, suggestedDisplayArea)) {
+                    launchMode = WINDOWING_MODE_FREEFORM;
+                    if (outParams.mBounds.isEmpty()) {
+                        getTaskBounds(root, display, layout, launchMode, hasInitialBounds,
+                                outParams.mBounds);
+                    }
+                    if (DEBUG) appendLog("unresizable-freeform");
+                } else {
+                    launchMode = WINDOWING_MODE_FULLSCREEN;
+                    outParams.mBounds.setEmpty();
+                    if (DEBUG) appendLog("unresizable-forced-maximize");
+                }
             }
         } else {
             if (DEBUG) appendLog("non-freeform-display");
@@ -322,7 +331,6 @@ class TaskLaunchParamsModifier implements LaunchParamsModifier {
             }
             getTaskBounds(root, display, layout, resolvedMode, hasInitialBounds, outParams.mBounds);
         }
-
         return RESULT_CONTINUE;
     }
 
@@ -562,6 +570,28 @@ class TaskLaunchParamsModifier implements LaunchParamsModifier {
         outBounds.offset(xOffset, yOffset);
     }
 
+    private boolean shouldLaunchUnresizableAppInFreeform(ActivityRecord activity,
+            TaskDisplayArea displayArea) {
+        // TODO(176061101): Migrate |mSizeCompatFreeform| to |mSupportsNonResizableMultiWindow|.
+        if (!mSupervisor.mService.mSizeCompatFreeform || activity.isResizeable()) {
+            return false;
+        }
+        final DisplayContent display = displayArea.getDisplayContent();
+        if (display == null) {
+            return false;
+        }
+
+        final int displayOrientation = orientationFromBounds(displayArea.getBounds());
+        final int activityOrientation = resolveOrientation(activity, display,
+                displayArea.getBounds());
+        if (displayArea.getWindowingMode() == WINDOWING_MODE_FREEFORM
+                && displayOrientation != activityOrientation) {
+            return true;
+        }
+
+        return false;
+    }
+
     /**
      * Resolves activity requested orientation to 4 categories:
      * 1) {@link ActivityInfo#SCREEN_ORIENTATION_LOCKED} indicating app wants to lock down
diff --git a/services/tests/wmtests/src/com/android/server/wm/TaskLaunchParamsModifierTests.java b/services/tests/wmtests/src/com/android/server/wm/TaskLaunchParamsModifierTests.java
index 49847992125e..f8346efba06d 100644
--- a/services/tests/wmtests/src/com/android/server/wm/TaskLaunchParamsModifierTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/TaskLaunchParamsModifierTests.java
@@ -683,12 +683,12 @@ public class TaskLaunchParamsModifierTests extends WindowTestsBase {
     }
 
     @Test
-    public void testLaunchesAppInWindowOnFreeformDisplay() {
+    public void testLaunchesPortraitSizeCompatOnFreeformLandscapeDisplayWithFreeformSizeCompat() {
         mAtm.mSizeCompatFreeform = true;
         final TestDisplayContent freeformDisplay = createNewDisplayContent(
                 WINDOWING_MODE_FREEFORM);
 
-        Rect expectedLaunchBounds = new Rect(0, 0, 200, 100);
+        Rect expectedLaunchBounds = new Rect(0, 0, 100, 200);
 
         final ActivityOptions options = ActivityOptions.makeBasic();
         options.setLaunchWindowingMode(WINDOWING_MODE_FREEFORM);
@@ -699,6 +699,7 @@ public class TaskLaunchParamsModifierTests extends WindowTestsBase {
         mCurrent.mBounds.set(expectedLaunchBounds);
 
         mActivity.info.resizeMode = RESIZE_MODE_UNRESIZEABLE;
+        mActivity.info.screenOrientation = SCREEN_ORIENTATION_PORTRAIT;
 
         assertEquals(RESULT_CONTINUE,
                 new CalculateRequestBuilder().setOptions(options).calculate());
@@ -710,6 +711,38 @@ public class TaskLaunchParamsModifierTests extends WindowTestsBase {
     }
 
     @Test
+    public void testLaunchesLandscapeSizeCompatOnFreeformLandscapeDisplayWithFreeformSizeCompat() {
+        mAtm.mSizeCompatFreeform = true;
+        final TestDisplayContent freeformDisplay = createNewDisplayContent(
+                WINDOWING_MODE_FREEFORM);
+        final ActivityOptions options = ActivityOptions.makeBasic();
+        mCurrent.mPreferredTaskDisplayArea = freeformDisplay.getDefaultTaskDisplayArea();
+        mActivity.info.resizeMode = RESIZE_MODE_UNRESIZEABLE;
+        mActivity.info.screenOrientation = SCREEN_ORIENTATION_LANDSCAPE;
+        assertEquals(RESULT_CONTINUE,
+                new CalculateRequestBuilder().setOptions(options).calculate());
+
+        assertEquivalentWindowingMode(WINDOWING_MODE_FULLSCREEN, mResult.mWindowingMode,
+                WINDOWING_MODE_FREEFORM);
+    }
+
+    @Test
+    public void testLaunchesPortraitUnresizableOnFreeformDisplayWithFreeformSizeCompat() {
+        mAtm.mSizeCompatFreeform = true;
+        final TestDisplayContent freeformDisplay = createNewDisplayContent(
+                WINDOWING_MODE_FREEFORM);
+        final ActivityOptions options = ActivityOptions.makeBasic();
+        mCurrent.mPreferredTaskDisplayArea = freeformDisplay.getDefaultTaskDisplayArea();
+        mActivity.info.resizeMode = RESIZE_MODE_UNRESIZEABLE;
+        mActivity.info.screenOrientation = SCREEN_ORIENTATION_PORTRAIT;
+        assertEquals(RESULT_CONTINUE,
+                new CalculateRequestBuilder().setOptions(options).calculate());
+
+        assertEquivalentWindowingMode(WINDOWING_MODE_FREEFORM, mResult.mWindowingMode,
+                WINDOWING_MODE_FREEFORM);
+    }
+
+    @Test
     public void testSkipsForceMaximizingAppsOnNonFreeformDisplay() {
         final ActivityOptions options = ActivityOptions.makeBasic();
         options.setLaunchWindowingMode(WINDOWING_MODE_FREEFORM);