Move mobile signal indicator to QS footer.

- Change mobile data tile to a static icon with mobile data indicators
- Add the status bar mobile network signal icon to QS footer
- Show SIM status in the carrier text in the QS footer only if the
status is not simply "No SIM card" since that status is shown in the
secondary text of the mobile data tile

Bug: 72540392
Test: visual && runtest systemui
Change-Id: I6fee19887decf68db5084edc8c0e2d23bb1938d1
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
index e9888df..dbf1745 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
@@ -20,6 +20,7 @@
 
 import android.content.Context;
 import android.content.Intent;
+import android.content.res.ColorStateList;
 import android.content.res.Configuration;
 import android.graphics.PorterDuff.Mode;
 import android.graphics.drawable.Drawable;
@@ -27,6 +28,7 @@
 import android.os.UserManager;
 import android.support.annotation.Nullable;
 import android.support.annotation.VisibleForTesting;
+import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.View.OnClickListener;
@@ -36,15 +38,18 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto;
+import com.android.keyguard.CarrierText;
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.settingslib.Utils;
 import com.android.settingslib.drawable.UserIconDrawable;
+import com.android.settingslib.graph.SignalDrawable;
 import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.R.dimen;
 import com.android.systemui.SysUiServiceProvider;
 import com.android.systemui.plugins.ActivityStarter;
 import com.android.systemui.qs.TouchAnimator.Builder;
+import com.android.systemui.qs.tileimpl.QSTileImpl;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.phone.MultiUserSwitch;
 import com.android.systemui.statusbar.phone.SettingsButton;
@@ -64,7 +69,7 @@
     private UserInfoController mUserInfoController;
     private SettingsButton mSettingsButton;
     protected View mSettingsContainer;
-    private View mCarrierText;
+    private CarrierText mCarrierText;
 
     private boolean mQsDisabled;
     private QSPanel mQsPanel;
@@ -86,9 +91,15 @@
 
     private View mActionsContainer;
     private View mDragHandle;
+    private View mMobileGroup;
+    private ImageView mMobileSignal;
+    private ImageView mMobileRoaming;
+    private final int mColorForeground;
+    private final CellSignalState mInfo = new CellSignalState();
 
     public QSFooterImpl(Context context, AttributeSet attrs) {
         super(context, attrs);
+        mColorForeground = Utils.getColorAttr(context, android.R.attr.colorForeground);
     }
 
     @Override
@@ -104,7 +115,12 @@
         mSettingsContainer = findViewById(R.id.settings_button_container);
         mSettingsButton.setOnClickListener(this);
 
+        mMobileGroup = findViewById(R.id.mobile_combo);
+        mMobileSignal = findViewById(R.id.mobile_signal);
+        mMobileRoaming = findViewById(R.id.mobile_roaming);
         mCarrierText = findViewById(R.id.qs_carrier_text);
+        mCarrierText.setDisplayFlags(
+                CarrierText.FLAG_HIDE_AIRPLANE_MODE | CarrierText.FLAG_HIDE_MISSING_SIM);
 
         mMultiUserSwitch = findViewById(R.id.multi_user_switch);
         mMultiUserAvatar = mMultiUserSwitch.findViewById(R.id.multi_user_avatar);
@@ -165,6 +181,7 @@
         return new TouchAnimator.Builder()
                 .addFloat(mDivider, "alpha", 0, 1)
                 .addFloat(mCarrierText, "alpha", 0, 0, 1)
+                .addFloat(mMobileGroup, "alpha", 0, 1)
                 .addFloat(mActionsContainer, "alpha", 0, 1)
                 .addFloat(mDragHandle, "alpha", 1, 0, 0)
                 .setStartDelay(0.15f)
@@ -338,4 +355,64 @@
         }
         mMultiUserAvatar.setImageDrawable(picture);
     }
+
+    private void handleUpdateState() {
+        mMobileGroup.setVisibility(mInfo.visible ? View.VISIBLE : View.GONE);
+        if (mInfo.visible) {
+            mMobileRoaming.setVisibility(mInfo.roaming ? View.VISIBLE : View.GONE);
+            mMobileRoaming.setImageTintList(ColorStateList.valueOf(mColorForeground));
+            SignalDrawable d = new SignalDrawable(mContext);
+            d.setDarkIntensity(QuickStatusBarHeader.getColorIntensity(mColorForeground));
+            mMobileSignal.setImageDrawable(d);
+            mMobileSignal.setImageLevel(mInfo.mobileSignalIconId);
+
+            StringBuilder contentDescription = new StringBuilder();
+            if (mInfo.contentDescription != null) {
+                contentDescription.append(mInfo.contentDescription).append(", ");
+            }
+            if (mInfo.roaming) {
+                contentDescription
+                        .append(mContext.getString(R.string.data_connection_roaming))
+                        .append(", ");
+            }
+            // TODO: show mobile data off/no internet text for 5 seconds before carrier text
+            if (TextUtils.equals(mInfo.typeContentDescription,
+                    mContext.getString(R.string.data_connection_no_internet))
+                || TextUtils.equals(mInfo.typeContentDescription,
+                    mContext.getString(R.string.cell_data_off))) {
+                contentDescription.append(mInfo.typeContentDescription);
+            }
+            mMobileSignal.setContentDescription(contentDescription);
+        }
+    }
+
+    @Override
+    public void setMobileDataIndicators(NetworkController.IconState statusIcon,
+            NetworkController.IconState qsIcon, int statusType,
+            int qsType, boolean activityIn, boolean activityOut,
+            String typeContentDescription,
+            String description, boolean isWide, int subId, boolean roaming) {
+        mInfo.visible = statusIcon.visible;
+        mInfo.mobileSignalIconId = statusIcon.icon;
+        mInfo.contentDescription = statusIcon.contentDescription;
+        mInfo.typeContentDescription = typeContentDescription;
+        mInfo.roaming = roaming;
+        handleUpdateState();
+    }
+
+    @Override
+    public void setNoSims(boolean hasNoSims, boolean simDetected) {
+        if (hasNoSims) {
+            mInfo.visible = false;
+        }
+        handleUpdateState();
+    }
+
+    private final class CellSignalState {
+        boolean visible;
+        int mobileSignalIconId;
+        public String contentDescription;
+        String typeContentDescription;
+        boolean roaming;
+    }
 }