Settings preference for choosing long-term conditions.

Requires change Icba2b8b2 in frameworks/base

Change-Id: I9d7a4f668e3b0e721646e42fa080f201c53a7fe9

src/com/android/settings/notification/ZenModeAutomaticConditionSelection.java

@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2014 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.notification;
+
+import android.animation.LayoutTransition;
+import android.app.INotificationManager;
+import android.content.Context;
+import android.net.Uri;
+import android.os.Handler;
+import android.os.Message;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.service.notification.Condition;
+import android.service.notification.IConditionListener;
+import android.util.ArraySet;
+import android.util.Log;
+import android.widget.CheckBox;
+import android.widget.CompoundButton;
+import android.widget.LinearLayout;
+
+import com.android.settings.R;
+
+public class ZenModeAutomaticConditionSelection extends LinearLayout {
+    private static final String TAG = "ZenModeAutomaticConditionSelection";
+    private static final boolean DEBUG = true;
+
+    private final INotificationManager mNoMan;
+    private final H mHandler = new H();
+    private final Context mContext;
+    private final ArraySet<Uri> mSelectedConditions = new ArraySet<Uri>();
+
+    public ZenModeAutomaticConditionSelection(Context context) {
+        super(context);
+        mContext = context;
+        setOrientation(VERTICAL);
+        setLayoutTransition(new LayoutTransition());
+        final int p = mContext.getResources().getDimensionPixelSize(R.dimen.content_margin_left);
+        setPadding(p, p, p, 0);
+        mNoMan = INotificationManager.Stub.asInterface(
+                ServiceManager.getService(Context.NOTIFICATION_SERVICE));
+        refreshSelectedConditions();
+    }
+
+    private void refreshSelectedConditions() {
+        try {
+            final Condition[] automatic = mNoMan.getAutomaticZenModeConditions();
+            mSelectedConditions.clear();
+            if (automatic != null) {
+                for (Condition c : automatic) {
+                    mSelectedConditions.add(c.id);
+                }
+            }
+        } catch (RemoteException e) {
+            Log.w(TAG, "Error calling getAutomaticZenModeConditions", e);
+        }
+    }
+
+    private CheckBox newCheckBox(Object tag) {
+        final CheckBox button = new CheckBox(mContext);
+        button.setTag(tag);
+        button.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+                 setSelectedCondition((Uri)button.getTag(), isChecked);
+            }
+        });
+        addView(button);
+        return button;
+    }
+
+    private void setSelectedCondition(Uri conditionId, boolean selected) {
+        if (DEBUG) Log.d(TAG, "setSelectedCondition conditionId=" + conditionId
+                + " selected=" + selected);
+        if (selected) {
+            mSelectedConditions.add(conditionId);
+        } else {
+            mSelectedConditions.remove(conditionId);
+        }
+        final Uri[] automatic = new Uri[mSelectedConditions.size()];
+        for (int i = 0; i < automatic.length; i++) {
+            automatic[i] = mSelectedConditions.valueAt(i);
+        }
+        try {
+            mNoMan.setAutomaticZenModeConditions(automatic);
+        } catch (RemoteException e) {
+            Log.w(TAG, "Error calling setAutomaticZenModeConditions", e);
+        }
+    }
+
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        requestZenModeConditions(Condition.FLAG_RELEVANT_ALWAYS);
+    }
+
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        requestZenModeConditions(0 /*none*/);
+    }
+
+    protected void requestZenModeConditions(int relevance) {
+        if (DEBUG) Log.d(TAG, "requestZenModeConditions " + Condition.relevanceToString(relevance));
+        try {
+            mNoMan.requestZenModeConditions(mListener, relevance);
+        } catch (RemoteException e) {
+            Log.w(TAG, "Error calling requestZenModeConditions", e);
+        }
+    }
+
+    protected void handleConditions(Condition[] conditions) {
+        for (final Condition c : conditions) {
+            CheckBox v = (CheckBox) findViewWithTag(c.id);
+            if (c.state != Condition.STATE_ERROR) {
+                if (v == null) {
+                    v = newCheckBox(c.id);
+                }
+            }
+            if (v != null) {
+                v.setText(c.caption);
+                v.setEnabled(c.state != Condition.STATE_ERROR);
+                v.setChecked(mSelectedConditions.contains(c.id));
+            }
+        }
+    }
+
+    private final IConditionListener mListener = new IConditionListener.Stub() {
+        @Override
+        public void onConditionsReceived(Condition[] conditions) {
+            if (conditions == null || conditions.length == 0) return;
+            mHandler.obtainMessage(H.CONDITIONS, conditions).sendToTarget();
+        }
+    };
+
+    private final class H extends Handler {
+        private static final int CONDITIONS = 1;
+
+        @Override
+        public void handleMessage(Message msg) {
+            if (msg.what == CONDITIONS) handleConditions((Condition[])msg.obj);
+        }
+    }
+}