android-calculatorpp/res/layout/main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 
	xmlns:a="http://schemas.android.com/apk/res/android"
	xmlns:calc="http://schemas.android.com/apk/res/org.solovyev.android.calculator"
	
    a:orientation="vertical"
    a:layout_width="fill_parent"
    a:layout_height="fill_parent">
    
    <EditText 
    		a:id="@+id/editText"
    		style="@style/editTextInputStyle" 
    		a:maxLines="5"
    		a:minLines="5"
    		a:gravity="top|left"
        	a:textAppearance="?android:attr/textAppearanceMedium"
        	a:typeface="monospace"
    		a:singleLine="false" />
    		
	<EditText 
    		a:id="@+id/resultEditText"
    		style="@style/editTextInputStyle" 
    		a:gravity="top|left"
        	a:textAppearance="?android:attr/textAppearanceMedium"
        	a:typeface="monospace"
        	a:editable="false"
        	a:focusable="false"/>
    		
    <TableLayout 
    	a:layout_width="fill_parent"
    	a:layout_height="fill_parent">
    	<TableRow>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/oneDigitButton" a:text="1" calc:textUp="sin" calc:textDown="asin" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/twoDigitButton" a:text="2" calc:textUp="cos" calc:textDown="acos"  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/threeDigitButton" a:text="3" calc:textUp="tg" calc:textDown="atg"  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
			<org.solovyev.android.view.DirectionDragButton a:id="@+id/muliplicationButton" a:text="*" calc:textUp="^" calc:textDown="^2" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
   			<org.solovyev.android.view.DirectionDragButton a:id="@+id/plusButton" a:text="+" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
   			<org.solovyev.android.view.DirectionDragButton a:id="@+id/roundBracketsButton" a:text="()" calc:textUp="(" calc:textDown=")" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	</TableRow>
    	<TableRow>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/fourDigitButton" a:text="4" calc:textUp="exp" calc:textDown="mod"  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/fiveDigitButton" a:text="5" calc:textUp="log" calc:textDown="ln"  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/sixDigitButton" a:text="6" calc:textUp="!" calc:textDown=""  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/subtractionButton" a:text="/" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
   			<org.solovyev.android.view.DirectionDragButton a:id="@+id/minusButton" a:text="-" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/squareBracketsButton" a:text="[]" calc:textUp="[" calc:textDown="]" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	</TableRow>
    	<TableRow>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/sevenDigitButton" a:text="7" calc:textUp="" calc:textDown=""  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/eigthDigitButton" a:text="8" calc:textUp="" calc:textDown=""  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/nineDigitButton" a:text="9" calc:textUp="" calc:textDown=""  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/equalsButton" a:text="=" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/sqrtButton" a:text="sqrt" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/curlyBracketsButton" a:text="{}" calc:textUp="{" calc:textDown="}" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	</TableRow>
    	<TableRow>
    		<org.solovyev.android.view.DirectionDragButton a:id="@+id/zeroDigitButton" a:text="0" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/pointDigitButton" a:text="." calc:textDown=","  style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/numericButton" a:text="numeric" style="@style/digitButtonStyle" a:onClick="numericButtonClickHandler"/>
    	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/simplifyButton" a:text="simplify" style="@style/digitButtonStyle" a:onClick="simplifyButtonClickHandler"/>
       	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/historyButton" calc:textUp="undo" calc:textDown="redo" style="@style/digitButtonStyle"/>
       	    <org.solovyev.android.view.DirectionDragButton a:id="@+id/piButton" a:text="pi" calc:textUp="e" style="@style/digitButtonStyle" a:onClick="digitButtonClickHandler"/>
    	</TableRow>
    </TableLayout>
</LinearLayout>