drag button calibration

res/layout/drag_button_calibration.xml

@@ -0,0 +1,27 @@
+<?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:padding="6dp"
+			  a:layout_width="fill_parent"
+			  a:layout_height="fill_parent">
+
+
+	<org.solovyev.android.view.DragButton a:id="@+id/calibrationButton"
+										  a:text=""
+										  calc:textUp="@string/c_up"
+										  calc:textDown="@string/c_down"
+										  style="@style/digitButtonStyle"
+										  a:layout_width="50dp"
+										  a:layout_height="50dp"
+										  a:gravity="center_vertical"			/>
+
+	<Button a:id="@+id/calibrationStart"
+			a:text="@string/c_restart"
+			a:layout_width="wrap_content"
+			a:layout_height="wrap_content"
+			a:onClick="restartClickHandler"
+			a:gravity="bottom"/>
+</LinearLayout>

res/menu/main_menu.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<menu xmlns:a="http://schemas.android.com/apk/res/android">
+	<item a:id="@+id/menu_item_settings"
+		  a:title="@string/c_settings"/>
+
+	<item a:id="@+id/menu_item_help"
+		  a:title="@string/c_help"/>
+</menu>

res/values-ru/strings.xml

@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string name="app_name_caption">Калькулятор</string>
+    <string name="c_app_name">Калькулятор</string>
 </resources>

res/values/strings.xml

@@ -1,5 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string name="app_name_caption">Calculator</string>
+    <string name="c_app_name">Calculator</string>
+    <string name="c_app_settings">Calculator</string>
     <string name="syntax_error">Syntax error</string>
+	<string name="c_settings">Settings</string>
+	<string name="c_help">Help</string>
+	<string name="c_prefs_main_category">Main settings</string>
+	<string name="c_prefs_drag_button_calibration">Drag button calibration</string>
+	<string name="c_prefs_drag_button_calibration_summary">Allows to calibrate drag button behaviour</string>
+	<string name="c_down">Down</string>
+	<string name="c_up">Up</string>
+	<string name="c_restart">Restart</string>
 </resources>

res/xml/preferences.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<PreferenceScreen xmlns:a="http://schemas.android.com/apk/res/android">
+	<PreferenceCategory a:title="@string/c_prefs_main_category">
+
+
+		<Preference
+				a:title="@string/c_prefs_drag_button_calibration"
+				a:summary="@string/c_prefs_drag_button_calibration_summary"
+				a:key="dragButtonCalibration"/>
+
+		<CheckBoxPreference
+				a:title="Checkbox Preference"
+				a:defaultValue="false"
+				a:summary="This preference can be true or false"
+				a:key="checkboxPref"/>
+
+	</PreferenceCategory>
+
+</PreferenceScreen>