Make max notification icon values resources instead of hard-coded vals.

This will allow us to customize these values based on device type/screen
orientation/size etc as needed.

Bug: 254068247
Test: atest NotificationIconContainerTest
Test: manually verified that nothing is changed in the behavior of the
icon container

Change-Id: I304b623e5c15c947cd2ddfe6b5fe977cbadd0e54

2 files changed, 24 insertions, 9 deletions

diff --git a/packages/SystemUI/res/values/integers.xml b/packages/SystemUI/res/values/integers.xml
index 8d4431520c75..befbfab7dbc3 100644
--- a/packages/SystemUI/res/values/integers.xml
+++ b/packages/SystemUI/res/values/integers.xml
@@ -37,4 +37,12 @@
     <dimen name="percent_displacement_at_fade_out" format="float">0.1066</dimen>
 
     <integer name="qs_carrier_max_em">7</integer>
+
+    <!-- Maximum number of notification icons shown on the Always on Display
+        (excluding overflow dot) -->
+    <integer name="max_notif_icons_on_aod">3</integer>
+    <!-- Maximum number of notification icons shown on the lockscreen (excluding overflow dot) -->
+    <integer name="max_notif_icons_on_lockscreen">3</integer>
+    <!-- Maximum number of notification icons shown in the status bar (excluding overflow dot) -->
+    <integer name="max_notif_static_icons">4</integer>
 </resources>
\ No newline at end of file
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java
index 4ee2de11abdf..006a029de8e0 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationIconContainer.java
@@ -136,11 +136,13 @@ public class NotificationIconContainer extends ViewGroup {
         }
     }.setDuration(CONTENT_FADE_DURATION);
 
-    private static final int MAX_ICONS_ON_AOD = 3;
+    /* Maximum number of icons on AOD when also showing overflow dot. */
+    private int mMaxIconsOnAod;
 
     /* Maximum number of icons in short shelf on lockscreen when also showing overflow dot. */
-    public static final int MAX_ICONS_ON_LOCKSCREEN = 3;
-    public static final int MAX_STATIC_ICONS = 4;
+    private int mMaxIconsOnLockscreen;
+    /* Maximum number of icons in the status bar when also showing overflow dot. */
+    private int mMaxStaticIcons;
 
     private boolean mIsStaticLayout = true;
     private final HashMap<View, IconState> mIconStates = new HashMap<>();
@@ -174,14 +176,19 @@ public class NotificationIconContainer extends ViewGroup {
 
     public NotificationIconContainer(Context context, AttributeSet attrs) {
         super(context, attrs);
-        initDimens();
+        initResources();
         setWillNotDraw(!(DEBUG || DEBUG_OVERFLOW));
     }
 
-    private void initDimens() {
+    private void initResources() {
+        mMaxIconsOnAod = getResources().getInteger(R.integer.max_notif_icons_on_aod);
+        mMaxIconsOnLockscreen = getResources().getInteger(R.integer.max_notif_icons_on_lockscreen);
+        mMaxStaticIcons = getResources().getInteger(R.integer.max_notif_static_icons);
+
         mDotPadding = getResources().getDimensionPixelSize(R.dimen.overflow_icon_dot_padding);
         mStaticDotRadius = getResources().getDimensionPixelSize(R.dimen.overflow_dot_radius);
         mStaticDotDiameter = 2 * mStaticDotRadius;
+
         final Context themedContext = new ContextThemeWrapper(getContext(),
                 com.android.internal.R.style.Theme_DeviceDefault_DayNight);
         mThemedTextColorPrimary = Utils.getColorAttr(themedContext,
@@ -225,7 +232,7 @@ public class NotificationIconContainer extends ViewGroup {
     @Override
     protected void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
-        initDimens();
+        initResources();
     }
 
     @Override
@@ -424,7 +431,7 @@ public class NotificationIconContainer extends ViewGroup {
             return 0f;
         }
         final float contentWidth =
-                mIconSize * MathUtils.min(numIcons, MAX_ICONS_ON_LOCKSCREEN + 1);
+                mIconSize * MathUtils.min(numIcons, mMaxIconsOnLockscreen + 1);
         return getActualPaddingStart()
                 + contentWidth
                 + getActualPaddingEnd();
@@ -539,8 +546,8 @@ public class NotificationIconContainer extends ViewGroup {
     }
 
     private int getMaxVisibleIcons(int childCount) {
-        return mOnLockScreen ? MAX_ICONS_ON_AOD :
-                mIsStaticLayout ? MAX_STATIC_ICONS : childCount;
+        return mOnLockScreen ? mMaxIconsOnAod :
+                mIsStaticLayout ? mMaxStaticIcons : childCount;
     }
 
     private float getLayoutEnd() {