Use custom height for all apps for CD

Bug: 416220478
Flag: com.android.window.flags.enable_taskbar_connected_displays
Test: m
Change-Id: I772c43cec98e5a2679324603bee128482c614e26

quickstep/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsController.java

@@ -17,7 +17,9 @@ package com.android.launcher3.taskbar.allapps;
 
 import static com.android.launcher3.model.data.AppInfo.EMPTY_ARRAY;
 
+import android.view.Gravity;
 import android.view.View;
+import android.window.DesktopExperienceFlags;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -31,6 +33,7 @@ import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.taskbar.TaskbarControllers;
 import com.android.launcher3.taskbar.overlay.TaskbarOverlayContext;
 import com.android.launcher3.util.PackageUserKey;
+import com.android.launcher3.views.BaseDragLayer.LayoutParams;
 
 import java.util.Collections;
 import java.util.List;
@@ -165,6 +168,16 @@ public final class TaskbarAllAppsController {
 
         mSlideInView = (TaskbarAllAppsSlideInView) mOverlayContext.getLayoutInflater().inflate(
                 R.layout.taskbar_all_apps_sheet, mOverlayContext.getDragLayer(), false);
+
+        if (!mOverlayContext.isPrimaryDisplay()
+                && DesktopExperienceFlags.ENABLE_TASKBAR_CONNECTED_DISPLAYS.isTrue()) {
+            LayoutParams lp = (LayoutParams) mSlideInView.getLayoutParams();
+            lp.height = mOverlayContext.getResources().getDimensionPixelSize(
+                    R.dimen.all_apps_secondary_display_height);
+            lp.gravity = Gravity.BOTTOM;
+            mSlideInView.setLayoutParams(lp);
+        }
+
         // Ensures All Apps gets touch events in case it is not the top floating view. Floating
         // views above it may not be able to intercept the touch, so All Apps should try to.
         mOverlayContext.getDragLayer().addTouchController(mSlideInView);

res/values/dimens.xml

@@ -156,6 +156,8 @@
 
     <dimen name="all_apps_divider_margin_vertical">8dp</dimen>
 
+    <dimen name="all_apps_secondary_display_height">900dp</dimen>
+
     <!-- Floating action button inside work tab to toggle work profile -->
     <dimen name="work_fab_height">56dp</dimen>
     <dimen name="work_fab_radius">16dp</dimen>