Remove sub-text from the lines of AP list in Wi-Fi Slice

- Remove sub-text from the lines of AP list
- Add colors to the AP names to indicate the connection status of each AP

Fixes: 120685004
Bug: 120786304
Test: make RunSettingsRoboTests -j
Change-Id: I7b879248528a293d14d959994bb054275f0d69a1

src/com/android/settings/wifi/slice/ContextualWifiSlice.java

@@ -16,17 +16,26 @@
 
 package com.android.settings.wifi.slice;
 
+import android.annotation.ColorInt;
 import android.content.Context;
+import android.graphics.PorterDuff;
+import android.graphics.PorterDuffColorFilter;
+import android.graphics.drawable.Drawable;
+import android.net.NetworkInfo.State;
 import android.net.Uri;
 import android.net.wifi.WifiSsid;
 import android.text.TextUtils;
 import android.util.Log;
 
 import androidx.annotation.VisibleForTesting;
+import androidx.core.graphics.drawable.IconCompat;
 import androidx.slice.Slice;
 
+import com.android.settings.R;
+import com.android.settings.Utils;
 import com.android.settings.slices.CustomSliceRegistry;
 import com.android.settings.slices.CustomSliceable;
+import com.android.settingslib.wifi.AccessPoint;
 
 /**
  * {@link CustomSliceable} for Wi-Fi, used by contextual homepage.
@@ -56,6 +65,36 @@ public class ContextualWifiSlice extends WifiSlice {
         // keep showing this card to keep UI stable, even if wifi connects to a network later.
         mPreviouslyDisplayed = true;
 
+        // Reload theme for switching dark mode on/off
+        mContext.getTheme().applyStyle(R.style.Theme_Settings_Home, true /* force */);
+
         return super.getSlice();
     }
+
+    @Override
+    protected IconCompat getAccessPointLevelIcon(AccessPoint accessPoint) {
+        final Drawable d = mContext.getDrawable(
+                com.android.settingslib.Utils.getWifiIconResource(accessPoint.getLevel()));
+
+        @ColorInt int color;
+        if (accessPoint.isActive()) {
+            final State state = accessPoint.getNetworkInfo().getState();
+            if (state == State.CONNECTED) {
+                color = Utils.getColorAccentDefaultColor(mContext);
+            } else { // connecting
+                color = Utils.getDisabled(mContext, Utils.getColorAttrDefaultColor(mContext,
+                        android.R.attr.colorControlNormal));
+            }
+        } else {
+            color = Utils.getColorAttrDefaultColor(mContext, android.R.attr.colorControlNormal);
+        }
+
+        d.setColorFilter(new PorterDuffColorFilter(color, PorterDuff.Mode.SRC_IN));
+        return IconCompat.createWithBitmap(Utils.drawableToBitmap(d));
+    }
+
+    @Override
+    protected int getSliceAccentColor() {
+        return -1;
+    }
 }