simple_pad.xml

<?xml version="1.0" encoding="utf-8"?>

<!--
/*
* Copyright (C) 2011, 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.
*/
-->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:id="@+id/simplePad"
              android:layout_width="match_parent"
              android:layout_height="match_parent"
              android:orientation="vertical"
              android:layout_gravity="center"
              >

    <LinearLayout
        android:layout_weight="3"
        android:layout_width="match_parent"
        android:layout_height="0dp">
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit7"
            android:text="@string/digit7"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit8"
            android:text="@string/digit8"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit9"
            android:text="@string/digit9"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/div"
            android:text="@string/div"
            style="@style/button_style"
            />
    </LinearLayout>

    <LinearLayout
        android:layout_weight="3"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        >
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit4"
            android:text="@string/digit4"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit5"
            android:text="@string/digit5"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit6"
            android:text="@string/digit6"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/mul"
            android:text="@string/mul"
            style="@style/button_style"
            />
    </LinearLayout>

    <LinearLayout
        android:layout_weight="3"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        >
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit1"
            android:text="@string/digit1"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit2"
            android:text="@string/digit2"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit3"
            android:text="@string/digit3"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/minus"
            android:text="@string/minus"
            style="@style/button_style"
            />
    </LinearLayout>

    <LinearLayout
        android:layout_weight="3"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        >
        <com.android2.calculator3.ColorButton
            android:id="@+id/dot"
            android:text="@string/dot"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/digit0"
            android:text="@string/digit0"
            style="@style/digit_button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/equal"
            android:text="@string/equal"
            style="@style/button_style"
            />
        <com.android2.calculator3.ColorButton
            android:id="@+id/plus"
            android:text="@string/plus"
            style="@style/button_style"
            />
    </LinearLayout>
</LinearLayout>