onscreen editor fixed

android-app-core/res/values/styles.xml

@@ -66,6 +66,7 @@
 		<item name="android:singleLine">true</item>
 		<item name="android:maxLines">1</item>
 		<item name="android:minLines">1</item>
+		<item name="android:lines">1</item>
 		<item name="android:scrollbars">horizontal</item>
 	</style>
 

android-app-onscreen/res/layout/onscreen_editor.xml

@@ -16,7 +16,6 @@
 	<org.solovyev.android.calculator.AndroidCalculatorEditorView
 			a:id="@+id/calculator_editor"
 			style="@style/cpp_onscreen_editor_style"
-			a:textIsSelectable="true"
-			a:hint="@string/c_calc_editor_hint"/>
+			a:textIsSelectable="true"/>
 
 </LinearLayout>