Emprunt/res/layout/main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:gravity="center_vertical"
    android:orientation="vertical" >

    <TextView
        android:id="@+id/titleBar"
        android:layout_width="fill_parent"
        android:layout_height="45dip"
        android:background="@drawable/green_gradient"
        android:gravity="center_vertical"
        android:paddingLeft="10dip"
        android:shadowColor="#000000"
        android:shadowDx="2"
        android:shadowDy="2"
        android:shadowRadius="1.5"
        android:text="@string/app_name"
        android:textAppearance="?android:attr/textAppearanceLarge"
        android:textColor="@android:color/white" />

    <LinearLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:orientation="vertical"
        android:paddingLeft="10dp"
        android:paddingRight="10dp"
        android:paddingTop="10dp" >

        <TextView
            android:id="@+id/textView1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/label_amount"
            android:textAppearance="?android:attr/textAppearanceMedium" >
        </TextView>

        <EditText
            android:id="@+id/amount"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="@string/hint_amount"
            android:inputType="number"
            android:textColorHint="#FFCCCCCC" >

            <requestFocus />
        </EditText>

        <TextView
            android:id="@+id/textView2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/label_interest"
            android:textAppearance="?android:attr/textAppearanceMedium" >
        </TextView>

        <EditText
            android:id="@+id/interest"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="@string/hint_interest"
            android:inputType="numberDecimal"
            android:textColorHint="#FFCCCCCC" >
        </EditText>

        <TextView
            android:id="@+id/textView3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/label_months"
            android:textAppearance="?android:attr/textAppearanceMedium" >
        </TextView>

        <EditText
            android:id="@+id/months"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="@string/hint_months"
            android:inputType="number"
            android:textColorHint="#FFCCCCCC" >
        </EditText>

        <Button
            android:id="@+id/calculate"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginBottom="30dp"
            android:layout_marginTop="30dp"
            android:drawableLeft="@drawable/icon"
            android:drawablePadding="5dp"
            android:paddingLeft="10dp"
            android:paddingRight="15dp"
            android:text="@string/btn_calculate"
            android:textAppearance="?android:attr/textAppearanceMedium"
            android:textStyle="bold" >
        </Button>

        <TableLayout
            android:id="@+id/tableLayout1"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_margin="3dp"
            android:background="@drawable/border" >

            <TableRow
                android:id="@+id/tableRow1"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" >

                <TextView
                    android:id="@+id/textView4"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:paddingRight="10dp"
                    android:text="@string/label_payment"
                    android:textAppearance="?android:attr/textAppearanceMedium" >
                </TextView>

                <TextView
                    android:id="@+id/payment"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="right"
                    android:gravity="right"
                    android:text="@string/hint_calculate"
                    android:textAppearance="?android:attr/textAppearanceMedium"
                    android:textColor="#FFCCCCCC" >
                </TextView>
            </TableRow>

            <TableRow
                android:id="@+id/tableRow2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content" >

                <TextView
                    android:id="@+id/textView6"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:paddingRight="10dp"
                    android:text="@string/label_cost"
                    android:textAppearance="?android:attr/textAppearanceMedium" >
                </TextView>

                <TextView
                    android:id="@+id/cost"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="right"
                    android:gravity="right"
                    android:text="@string/hint_calculate"
                    android:textAppearance="?android:attr/textAppearanceMedium"
                    android:textColor="#FFCCCCCC" >
                </TextView>
            </TableRow>
        </TableLayout>
    </LinearLayout>

</LinearLayout>