Use different colors for grid-based global actions menu.

Refactor EmergencyActions to group coloring code.

Test: Automated tests pass, global actions menu colors match mocks for dark + light themes. Buttons and text are readable.
Change-Id: Ia0ca8c31d09cda8acda7b8677c2ccd923cc2c0c5

Fixes: 126445990
Fixes: 128768560
diff --git a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
index ce58895..50530ff 100644
--- a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
+++ b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
@@ -379,8 +379,7 @@
                     mHasLogoutButton = true;
                 }
             } else if (GLOBAL_ACTION_KEY_EMERGENCY.equals(actionKey)) {
-                if (shouldUseSeparatedView()
-                        && !mEmergencyAffordanceManager.needsEmergencyAffordance()) {
+                if (!mEmergencyAffordanceManager.needsEmergencyAffordance()) {
                     mItems.add(new EmergencyDialerAction());
                 }
             } else {
@@ -391,7 +390,7 @@
         }
 
         if (mEmergencyAffordanceManager.needsEmergencyAffordance()) {
-            mItems.add(getEmergencyAction());
+            mItems.add(new EmergencyAffordanceAction());
         }
 
         mAdapter = new MyAdapter();
@@ -469,7 +468,59 @@
         }
     }
 
-    private class EmergencyDialerAction extends SinglePressAction {
+    private abstract class EmergencyAction extends SinglePressAction {
+        EmergencyAction(int iconResId, int messageResId) {
+            super(iconResId, messageResId);
+        }
+
+        @Override
+        public boolean shouldBeSeparated() {
+            return shouldUseSeparatedView();
+        }
+
+        @Override
+        public View create(
+                Context context, View convertView, ViewGroup parent, LayoutInflater inflater) {
+            View v = super.create(context, convertView, parent, inflater);
+            int textColor;
+            if (shouldBeSeparated()) {
+                textColor = v.getResources().getColor(
+                        com.android.systemui.R.color.global_actions_alert_text);
+            } else {
+                textColor = v.getResources().getColor(
+                        com.android.systemui.R.color.global_actions_text);
+            }
+            TextView messageView = v.findViewById(R.id.message);
+            messageView.setTextColor(textColor);
+            ImageView icon = (ImageView) v.findViewById(R.id.icon);
+            icon.getDrawable().setTint(textColor);
+            return v;
+        }
+
+        @Override
+        public boolean showDuringKeyguard() {
+            return true;
+        }
+
+        @Override
+        public boolean showBeforeProvisioning() {
+            return true;
+        }
+    }
+
+    private class EmergencyAffordanceAction extends EmergencyAction {
+        EmergencyAffordanceAction() {
+            super(R.drawable.emergency_icon,
+                    R.string.global_action_emergency);
+        }
+
+        @Override
+        public void onPress() {
+            mEmergencyAffordanceManager.performEmergencyCall();
+        }
+    }
+
+    private class EmergencyDialerAction extends EmergencyAction {
         private EmergencyDialerAction() {
             super(R.drawable.ic_faster_emergency,
                     R.string.global_action_emergency);
@@ -486,21 +537,6 @@
                     EmergencyDialerConstants.ENTRY_TYPE_POWER_MENU);
             mContext.startActivityAsUser(intent, UserHandle.CURRENT);
         }
-
-        @Override
-        public boolean showDuringKeyguard() {
-            return true;
-        }
-
-        @Override
-        public boolean showBeforeProvisioning() {
-            return true;
-        }
-
-        @Override
-        public boolean shouldBeSeparated() {
-            return true;
-        }
     }
 
     private final class RestartAction extends SinglePressAction implements LongPressAction {
@@ -688,32 +724,6 @@
         };
     }
 
-    private Action getEmergencyAction() {
-        Drawable emergencyIcon = mContext.getDrawable(R.drawable.emergency_icon);
-        if (!shouldUseSeparatedView()) {
-            // use un-colored legacy treatment
-            emergencyIcon.setTintList(null);
-        }
-
-        return new SinglePressAction(R.drawable.emergency_icon,
-                R.string.global_action_emergency) {
-            @Override
-            public void onPress() {
-                mEmergencyAffordanceManager.performEmergencyCall();
-            }
-
-            @Override
-            public boolean showDuringKeyguard() {
-                return true;
-            }
-
-            @Override
-            public boolean showBeforeProvisioning() {
-                return true;
-            }
-        };
-    }
-
     private Action getAssistAction() {
         return new SinglePressAction(R.drawable.ic_action_assist_focused,
                 R.string.global_action_assist) {