Add restricted padlocks to radio buttons.

Change-Id: Ibaf312a4c6c5fd9126ab7d45ccb094fc1bd46a1f

src/com/android/settings/RestrictedRadioButton.java

@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.settings;
+
+import android.content.Context;
+import android.graphics.PorterDuff;
+import android.util.AttributeSet;
+import android.widget.RadioButton;
+import android.widget.TextView;
+
+import java.util.List;
+
+import com.android.settingslib.RestrictedLockUtils;
+
+import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
+
+public class RestrictedRadioButton extends RadioButton {
+    private Context mContext;
+    private boolean mDisabledByAdmin;
+    private EnforcedAdmin mEnforcedAdmin;
+
+    public RestrictedRadioButton(Context context) {
+        this(context, null);
+    }
+
+    public RestrictedRadioButton(Context context, AttributeSet attrs) {
+        this(context, attrs, com.android.internal.R.attr.radioButtonStyle);
+    }
+
+    public RestrictedRadioButton(Context context, AttributeSet attrs, int defStyleAttr) {
+        this(context, attrs, defStyleAttr, 0);
+    }
+
+    public RestrictedRadioButton(Context context, AttributeSet attrs, int defStyleAttr,
+            int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+        mContext = context;
+    }
+
+    @Override
+    public boolean performClick() {
+        if (mDisabledByAdmin) {
+            RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mContext, mEnforcedAdmin);
+            return true;
+        }
+        return super.performClick();
+    }
+
+    public void setDisabledByAdmin(EnforcedAdmin admin) {
+        final boolean disabled = (admin != null);
+        mEnforcedAdmin = admin;
+        if (mDisabledByAdmin != disabled) {
+            mDisabledByAdmin = disabled;
+            RestrictedLockUtils.setTextViewAsDisabledByAdmin(mContext,
+                    (TextView) this, mDisabledByAdmin);
+            if (mDisabledByAdmin) {
+                getButtonDrawable().setColorFilter(mContext.getColor(R.color.disabled_text_color),
+                        PorterDuff.Mode.MULTIPLY);
+            } else {
+                getButtonDrawable().clearColorFilter();
+            }
+        }
+    }
+
+    public boolean isDisabledByAdmin() {
+        return mDisabledByAdmin;
+    }
+}