Changing the state UI logic for normal build and quickStep build

> Creating ShareHandlers for managing UI
> In normal build, hotseat is hidden in overview, while in QuickStepBuild, it is visible

Change-Id: I5f8d35c75b861d912d93fce186b5dd74106184c3

3 files changed, 39 insertions, 4 deletions

diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/OverviewPanel.java b/src_ui_overrides/com/android/launcher3/uioverrides/OverviewPanel.java
index 1fb56e74f..3ce101414 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/OverviewPanel.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/OverviewPanel.java
@@ -15,12 +15,14 @@
  */
 package com.android.launcher3.uioverrides;
 
+import static com.android.launcher3.WorkspaceStateTransitionAnimation.NO_ANIM_PROPERTY_SETTER;
+
+import android.animation.AnimatorSet;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
 import android.graphics.Rect;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.View;
 import android.widget.FrameLayout;
 import android.widget.LinearLayout;
@@ -28,14 +30,20 @@ import android.widget.Toast;
 
 import com.android.launcher3.Insettable;
 import com.android.launcher3.Launcher;
+import com.android.launcher3.LauncherState;
+import com.android.launcher3.LauncherStateManager;
+import com.android.launcher3.LauncherStateManager.AnimationConfig;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.WorkspaceStateTransitionAnimation.AnimatedPropertySetter;
+import com.android.launcher3.WorkspaceStateTransitionAnimation.PropertySetter;
+import com.android.launcher3.anim.AnimationLayerSet;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
 import com.android.launcher3.widget.WidgetsFullSheet;
 
 public class OverviewPanel extends LinearLayout implements Insettable, View.OnClickListener,
-        View.OnLongClickListener {
+        View.OnLongClickListener, LauncherStateManager.StateHandler {
 
     // Out of 100, the percent of space the overview bar should try and take vertically.
     private static final float OVERVIEW_ICON_ZONE_RATIO = 0.22f;
@@ -154,10 +162,30 @@ public class OverviewPanel extends LinearLayout implements Insettable, View.OnCl
         getContext().startActivity(intent, mLauncher.getActivityLaunchOptions(v));
     }
 
+    @Override
+    public void setState(LauncherState state) {
+        setState(state, NO_ANIM_PROPERTY_SETTER);
+    }
+
+    @Override
+    public void setStateWithAnimation(LauncherState toState, AnimationLayerSet layerViews,
+            AnimatorSet anim, AnimationConfig config) {
+        setState(toState, new AnimatedPropertySetter(config.duration, layerViews, anim));
+    }
+
+    private void setState(LauncherState state, PropertySetter setter) {
+        boolean isOverview = state == LauncherState.OVERVIEW;
+        float finalHotseatAlpha = isOverview ? 0 : 1;
+
+        setter.setViewAlpha(null, this, isOverview ? 1 : 0);
+        setter.setViewAlpha(
+                mLauncher.getWorkspace().createHotseatAlphaAnimator(finalHotseatAlpha),
+                mLauncher.getHotseat(), finalHotseatAlpha);
+    }
 
     public static int getButtonBarHeight(Launcher launcher) {
         int zoneHeight = (int) (OVERVIEW_ICON_ZONE_RATIO *
-                launcher.getDeviceProfile().availableWidthPx);
+                launcher.getDeviceProfile().availableHeightPx);
         Resources res = launcher.getResources();
         int overviewModeMinIconZoneHeightPx =
                 res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_min_icon_zone_height);
diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/OverviewState.java b/src_ui_overrides/com/android/launcher3/uioverrides/OverviewState.java
index 9e2ad982f..c339634f2 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/OverviewState.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/OverviewState.java
@@ -36,7 +36,7 @@ public class OverviewState extends LauncherState {
     // The percent to shrink the workspace during overview mode
     public static final float SCALE_FACTOR = 0.7f;
 
-    private static final int STATE_FLAGS = FLAG_SHOW_SCRIM | FLAG_MULTI_PAGE | FLAG_HIDE_HOTSEAT;
+    private static final int STATE_FLAGS = FLAG_SHOW_SCRIM | FLAG_MULTI_PAGE;
 
     public OverviewState(int id) {
         super(id, ContainerType.WORKSPACE, OVERVIEW_TRANSITION_MS, 1f, STATE_FLAGS);
diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/UiFactory.java b/src_ui_overrides/com/android/launcher3/uioverrides/UiFactory.java
index 6776150c9..8521334fc 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/UiFactory.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/UiFactory.java
@@ -19,6 +19,7 @@ package com.android.launcher3.uioverrides;
 import android.view.View.AccessibilityDelegate;
 
 import com.android.launcher3.Launcher;
+import com.android.launcher3.LauncherStateManager.StateHandler;
 import com.android.launcher3.VerticalSwipeController;
 import com.android.launcher3.util.TouchController;
 
@@ -32,4 +33,10 @@ public class UiFactory {
     public static AccessibilityDelegate newPageIndicatorAccessibilityDelegate() {
         return new OverviewAccessibilityDelegate();
     }
+
+    public static StateHandler[] getStateHandler(Launcher launcher) {
+        return new StateHandler[] {
+                (OverviewPanel) launcher.getOverviewPanel(),
+                launcher.getAllAppsController(), launcher.getWorkspace() };
+    }
 }