Implement final lock now affordance

Also removes the GlobalAction. Also fixes the animation not
being applied to the background of the affordance.

Bug: 15344542
Bug: 16952834

Change-Id: Ie790b40a5d1ba10fa42a793c8cfeaf6687d17c61

Author: adrianroos

core/res/res/values/config.xml

@@ -1590,7 +1590,6 @@
          -->
     <string-array translatable="false" name="config_globalActionsList">
         <item>power</item>
-        <item>lockdown</item>
         <item>bugreport</item>
         <item>users</item>
     </string-array>

packages/SystemUI/res/values/strings.xml

@@ -782,4 +782,7 @@
     <!-- Monitoring dialog legacy VPN with device owner text [CHAR LIMIT=300] -->
     <string name="monitoring_description_legacy_vpn_device_owned">This device is managed by:\n<xliff:g id="organization">%1$s</xliff:g>\n\nYour administrator is capable of monitoring your network activity including emails, apps, and secure websites. For more information, contact your administrator.\n\nAlso, you\'re connected to a VPN (\"<xliff:g id="application">%2$s</xliff:g>\"). Your VPN service provider can monitor network activity too.</string>
 
+    <!-- Indication on the keyguard that appears when the user disables trust agents until the next time they unlock manually. [CHAR LIMIT=NONE] -->
+    <string name="keyguard_indication_trust_disabled">Device will stay locked until you manually unlock</string>
+
 </resources>

packages/SystemUI/src/com/android/systemui/statusbar/KeyguardAffordanceView.java

@@ -401,7 +401,9 @@ public void setImageAlpha(float alpha, boolean animate, long duration,
             Interpolator interpolator, Runnable runnable) {
         cancelAnimator(mAlphaAnimator);
         int endAlpha = (int) (alpha * 255);
+        final Drawable background = getBackground();
         if (!animate) {
+            if (background != null) background.mutate().setAlpha(endAlpha);
             setImageAlpha(endAlpha);
         } else {
             int currentAlpha = getImageAlpha();
@@ -410,7 +412,9 @@ public void setImageAlpha(float alpha, boolean animate, long duration,
             animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
                 @Override
                 public void onAnimationUpdate(ValueAnimator animation) {
-                    setImageAlpha((int) animation.getAnimatedValue());
+                    int alpha = (int) animation.getAnimatedValue();
+                    if (background != null) background.mutate().setAlpha(alpha);
+                    setImageAlpha(alpha);
                 }
             });
             animator.addListener(mAlphaEndListener);

packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaView.java

@@ -38,6 +38,7 @@
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.systemui.R;
+import com.android.systemui.statusbar.KeyguardIndicationController;
 import com.android.systemui.statusbar.policy.FlashlightController;
 import com.android.systemui.statusbar.KeyguardAffordanceView;
 import com.android.systemui.statusbar.policy.PreviewInflater;
@@ -72,6 +73,7 @@ public class KeyguardBottomAreaView extends FrameLayout implements View.OnClickL
     private LockPatternUtils mLockPatternUtils;
     private FlashlightController mFlashlightController;
     private PreviewInflater mPreviewInflater;
+    private KeyguardIndicationController mIndicationController;
     private boolean mFaceUnlockRunning;
 
     public KeyguardBottomAreaView(Context context) {
@@ -111,6 +113,7 @@ protected void onFinishInflate() {
         setClipToPadding(false);
         mPreviewInflater = new PreviewInflater(mContext, new LockPatternUtils(mContext));
         inflatePreviews();
+        mLockIcon.setOnClickListener(this);
     }
 
     public void setActivityStarter(ActivityStarter activityStarter) {
@@ -204,6 +207,10 @@ public void onClick(View v) {
             launchCamera();
         } else if (v == mPhoneImageView) {
             launchPhone();
+        } if (v == mLockIcon) {
+            mIndicationController.showTransientIndication(
+                    R.string.keyguard_indication_trust_disabled);
+            mLockPatternUtils.requireCredentialEntry(mLockPatternUtils.getCurrentUser());
         }
     }
 
@@ -244,6 +251,7 @@ private void updateLockIcon() {
         boolean trustManaged = mUnlockMethodCache.isTrustManaged();
         mLockIcon.setBackgroundResource(trustManaged && !mFaceUnlockRunning
                 ? R.drawable.trust_circle : 0);
+        mLockIcon.setClickable(trustManaged);
     }
 
     public KeyguardAffordanceView getPhoneView() {
@@ -318,4 +326,9 @@ public void onFaceUnlockStateChanged(boolean running) {
             updateLockIcon();
         }
     };
+
+    public void setKeyguardIndicationController(
+            KeyguardIndicationController keyguardIndicationController) {
+        mIndicationController = keyguardIndicationController;
+    }
 }

packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

@@ -721,6 +721,7 @@ public void onClick(View v) {
         mKeyguardIndicationController = new KeyguardIndicationController(mContext,
                 (KeyguardIndicationTextView) mStatusBarWindow.findViewById(
                         R.id.keyguard_indication_text));
+        mKeyguardBottomArea.setKeyguardIndicationController(mKeyguardIndicationController);
 
         mTickerEnabled = res.getBoolean(R.bool.enable_ticker);
         if (mTickerEnabled) {

policy/src/com/android/internal/policy/impl/GlobalActions.java

@@ -283,7 +283,7 @@ public boolean showBeforeProvisioning() {
                 addUsersToMenu(mItems);
             } else if (GLOBAL_ACTION_KEY_SETTINGS.equals(actionKey)) {
                 mItems.add(getSettingsAction());
-            } else if (GLOBAL_ACTION_KEY_LOCKDOWN.equals(actionKey) && hasTrustAgents()) {
+            } else if (GLOBAL_ACTION_KEY_LOCKDOWN.equals(actionKey)) {
                 mItems.add(getLockdownAction());
             } else {
                 Log.e(TAG, "Invalid global action key " + actionKey);
@@ -323,11 +323,6 @@ public boolean onItemLongClick(AdapterView<?> parent, View view, int position,
         return dialog;
     }
 
-    private boolean hasTrustAgents() {
-        // TODO: Add implementation.
-        return true;
-    }
-
     private final class PowerAction extends SinglePressAction implements LongPressAction {
         private PowerAction() {
             super(com.android.internal.R.drawable.ic_lock_power_off,