Blanket copy of PhoneApp to services/Telephony.

First phase of splitting out InCallUI from PhoneApp.

Change-Id: I237341c4ff00e96c677caa4580b251ef3432931b
diff --git a/src/com/android/phone/DTMFTwelveKeyDialerView.java b/src/com/android/phone/DTMFTwelveKeyDialerView.java
new file mode 100644
index 0000000..e0502b7
--- /dev/null
+++ b/src/com/android/phone/DTMFTwelveKeyDialerView.java
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2008 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.phone;
+
+import android.content.Context;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.FocusFinder;
+import android.view.KeyEvent;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.ViewConfiguration;
+import android.view.ViewGroup;
+import android.widget.LinearLayout;
+
+import java.util.ArrayList;
+
+/**
+ * DTMFTwelveKeyDialerView is the view logic that the DTMFDialer uses.
+ * This is really a thin wrapper around Linear Layout that intercepts
+ * some user interactions to provide the correct UI behaviour for the
+ * dialer.
+ *
+ * See dtmf_twelve_key_dialer_view.xml.
+ */
+class DTMFTwelveKeyDialerView extends LinearLayout {
+
+    private static final String LOG_TAG = "PHONE/DTMFTwelveKeyDialerView";
+    private static final boolean DBG = false;
+
+    private DTMFTwelveKeyDialer mDialer;
+
+
+    public DTMFTwelveKeyDialerView (Context context) {
+        super(context);
+    }
+
+    public DTMFTwelveKeyDialerView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    void setDialer (DTMFTwelveKeyDialer dialer) {
+        mDialer = dialer;
+    }
+
+    /**
+     * Normally we ignore everything except for the BACK and CALL keys.
+     * For those, we pass them to the model (and then the InCallScreen).
+     */
+    @Override
+    public boolean dispatchKeyEvent(KeyEvent event) {
+        if (DBG) log("dispatchKeyEvent(" + event + ")...");
+
+        int keyCode = event.getKeyCode();
+        if (mDialer != null) {
+            switch (keyCode) {
+                case KeyEvent.KEYCODE_BACK:
+                case KeyEvent.KEYCODE_CALL:
+                    return event.isDown() ? mDialer.onKeyDown(keyCode, event) :
+                        mDialer.onKeyUp(keyCode, event);
+            }
+        }
+
+        if (DBG) log("==> dispatchKeyEvent: forwarding event to the DTMFDialer");
+        return super.dispatchKeyEvent(event);
+    }
+
+    private void log(String msg) {
+        Log.d(LOG_TAG, msg);
+    }
+}