From 02d9954ff106df08548c72a5cafde964c85f94dd Mon Sep 17 00:00:00 2001
From: Kevin Ruland <kruland@sunflower.com>
Date: Tue, 22 May 2012 19:34:11 +0000
Subject: [PATCH] Added Configuration tab to the rocket viewer which displays
 all the motor configurations and allows one to create a new motor
 configuration.

---
 .../res/layout/motor_config_delay_dialog.xml  |  23 ++
 android/res/layout/motor_config_item.xml      |  46 +++
 android/res/layout/motor_list_dialog.xml      |  13 +
 android/res/layout/rocket_configurations.xml  |  28 ++
 .../layout/simulation_condition_dialog.xml    |  61 ++++
 android/res/values/strings.xml                |   6 +
 .../motor/MotorDelayDialogFragment.java       | 112 +++++++
 .../motor/MotorListDialogFragment.java        | 154 ++++++++++
 .../android/rocket/Configurations.java        | 280 ++++++++++++++++++
 .../android/rocket/OpenRocketViewer.java      |   6 +-
 .../simulation/SimulationRunActivity.java     |  46 +++
 .../simulation/SimulationRunFragment.java     |  90 ++++++
 .../util/PersistentExpandableListView.java    |  89 ++++++
 13 files changed, 953 insertions(+), 1 deletion(-)
 create mode 100644 android/res/layout/motor_config_delay_dialog.xml
 create mode 100644 android/res/layout/motor_config_item.xml
 create mode 100644 android/res/layout/motor_list_dialog.xml
 create mode 100644 android/res/layout/rocket_configurations.xml
 create mode 100644 android/res/layout/simulation_condition_dialog.xml
 create mode 100644 android/src/net/sf/openrocket/android/motor/MotorDelayDialogFragment.java
 create mode 100644 android/src/net/sf/openrocket/android/motor/MotorListDialogFragment.java
 create mode 100644 android/src/net/sf/openrocket/android/rocket/Configurations.java
 create mode 100644 android/src/net/sf/openrocket/android/simulation/SimulationRunActivity.java
 create mode 100644 android/src/net/sf/openrocket/android/simulation/SimulationRunFragment.java
 create mode 100644 android/src/net/sf/openrocket/android/util/PersistentExpandableListView.java

diff --git a/android/res/layout/motor_config_delay_dialog.xml b/android/res/layout/motor_config_delay_dialog.xml
new file mode 100644
index 000000000..b328001cd
--- /dev/null
+++ b/android/res/layout/motor_config_delay_dialog.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical" >
+
+    <EditText
+        android:id="@+id/motor_config_delay_diag_edit"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:ems="10"
+        android:inputType="number" >
+
+        <requestFocus />
+    </EditText>
+
+    <ListView
+        android:id="@+id/motor_config_delay_diag_list"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" >
+    </ListView>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/android/res/layout/motor_config_item.xml b/android/res/layout/motor_config_item.xml
new file mode 100644
index 000000000..46b07a275
--- /dev/null
+++ b/android/res/layout/motor_config_item.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:focusable="false" >
+
+    <TextView
+        android:id="@+id/motor_config_motor_mount_name"
+        style="@style/labelTextStyle"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:focusable="false"
+        android:text="Stage" />
+

+    <Button
+        android:id="@+id/motor_config_motor_desc"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/motor_config_motor_mount_name"
+        android:layout_margin="0dp"
+        android:layout_toLeftOf="@+id/motor_config_motor_dash"
+        android:text="@string/select_motor"
+        android:textAppearance="@style/valueTextStyle" />
+
+    <TextView
+        android:id="@+id/motor_config_motor_dash"
+        style="@style/valueTextStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignBaseline="@id/motor_config_motor_desc"
+        android:layout_below="@id/motor_config_motor_mount_name"
+        android:layout_toLeftOf="@+id/motor_config_motor_delay"
+        android:gravity="right"
+        android:text="-" />
+

+    <Button
+        android:id="@+id/motor_config_motor_delay"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignBaseline="@id/motor_config_motor_desc"
+        android:layout_alignParentRight="true"
+        android:layout_below="@id/motor_config_motor_mount_name"
+        android:text="@string/select_delay"
+        android:textAppearance="@style/valueTextStyle" />
+
+</RelativeLayout>
\ No newline at end of file
diff --git a/android/res/layout/motor_list_dialog.xml b/android/res/layout/motor_list_dialog.xml
new file mode 100644
index 000000000..ff18b983f
--- /dev/null
+++ b/android/res/layout/motor_list_dialog.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical" >
+
+    <fragment
+        android:id="@+id/motor_list"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        class="net.sf.openrocket.motor.MotorListFragment" />
+
+</LinearLayout>
\ No newline at end of file
diff --git a/android/res/layout/rocket_configurations.xml b/android/res/layout/rocket_configurations.xml
new file mode 100644
index 000000000..51b976b92
--- /dev/null
+++ b/android/res/layout/rocket_configurations.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical" >
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:orientation="vertical" >
+
+        <!--  Note because my implementation of ExpandableListFragment is stupid, the id
+        of the ExpandableListView must be @android:id/list -->
+        <ExpandableListView
+            android:id="@android:id/list"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content" />
+    </LinearLayout>
+
+    <Button
+        android:id="@+id/openrocketviewerAddConfiguration"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_horizontal"
+        android:text="Add" />
+
+</LinearLayout>
\ No newline at end of file
diff --git a/android/res/layout/simulation_condition_dialog.xml b/android/res/layout/simulation_condition_dialog.xml
new file mode 100644
index 000000000..8e53119d3
--- /dev/null
+++ b/android/res/layout/simulation_condition_dialog.xml
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical" >
+
+    <TextView
+        style="@style/labelTextStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/simulationConditionWind" />
+
+    <EditText
+        android:id="@+id/simulation_condition_windspeed"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:ems="10"
+        android:gravity="right"
+        android:inputType="number"
+        android:text="0" >
+
+        <requestFocus />
+    </EditText>
+
+    <TextView
+        style="@style/labelTextStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/simulationConditionsRodLength" />
+
+    <EditText
+        android:id="@+id/simulation_condition_rodlength"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:ems="10"
+        android:gravity="right"
+        android:inputType="number"
+        android:text="0" />
+
+    <TextView
+        style="@style/labelTextStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/simulationConditionsLaunchRodAngle" />
+
+    <EditText
+        android:id="@+id/simulation_condition_rodangle"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:ems="10"
+        android:gravity="right"
+        android:inputType="number"
+        android:text="0" />
+
+    <Spinner
+        android:id="@+id/simulationConditionConfigurationSpinner"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:prompt="@string/simulationConditionSelectMotors" />
+
+</LinearLayout>
\ No newline at end of file
diff --git a/android/res/values/strings.xml b/android/res/values/strings.xml
index 8eb5b4597..4e96aedc1 100644
--- a/android/res/values/strings.xml
+++ b/android/res/values/strings.xml
@@ -75,5 +75,11 @@
         <string name="motor_impulseclass">Impulse Class</string>
         <string name="motor_diameter">Diameter</string>
         <string name="motor_length">Length</string>
+        <string name="simulationConditionSelectMotors">Select Motors</string>
+        <string name="simulationConditionWind">Wind speed</string>
+        <string name="simulationConditionsRodLength">Launch Rod Length</string>
+        <string name="simulationConditionsLaunchRodAngle">Launch Rod Angle</string>
+        <string name="select_motor">Select Motor</string>
+        <string name="select_delay">Delay</string>
 
 </resources>
\ No newline at end of file
diff --git a/android/src/net/sf/openrocket/android/motor/MotorDelayDialogFragment.java b/android/src/net/sf/openrocket/android/motor/MotorDelayDialogFragment.java
new file mode 100644
index 000000000..99d1f603d
--- /dev/null
+++ b/android/src/net/sf/openrocket/android/motor/MotorDelayDialogFragment.java
@@ -0,0 +1,112 @@
+package net.sf.openrocket.android.motor;
+
+import java.util.ArrayList;
+
+import net.sf.openrocket.R;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.os.Bundle;
+import android.support.v4.app.DialogFragment;
+import android.view.KeyEvent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.EditText;
+import android.widget.ListView;
+import android.widget.TextView;
+
+public class MotorDelayDialogFragment extends DialogFragment 
+implements View.OnClickListener, TextView.OnEditorActionListener {
+
+	public interface OnDelaySelectedListener {
+		public void onDelaySelected( double delay );
+	}
+
+	private OnDelaySelectedListener delaySelectedListener;
+
+	public void setDelaySelectedListener(OnDelaySelectedListener delaySelectedListener) {
+		this.delaySelectedListener = delaySelectedListener;
+	}
+
+	private final static String delaysArg = "delaysArg";
+	
+	public static MotorDelayDialogFragment newInstance( double[] delays ) {
+		MotorDelayDialogFragment f = new MotorDelayDialogFragment();
+		Bundle b = new Bundle();
+		b.putDoubleArray(delaysArg, delays);
+		f.setArguments(b);
+		return f;
+	}
+
+	@Override
+	public void onClick(View v) {
+		String s = ((TextView)v).getText().toString();
+		long value = Long.parseLong(s);
+		if ( delaySelectedListener != null ) {
+			delaySelectedListener.onDelaySelected(value);
+		}
+	}
+
+	@Override
+	public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
+		if ( event.getAction() == KeyEvent.ACTION_UP && event.getKeyCode() == KeyEvent.KEYCODE_ENTER ) {
+			String s = v.getText().toString();
+			if ( s != null ) { // note requires ems=10
+				long value = Long.parseLong(s);
+				if ( delaySelectedListener != null ) {
+					delaySelectedListener.onDelaySelected(value);
+				}
+			}
+			return true;
+		}
+		return false;
+	}
+
+	@Override
+	public Dialog onCreateDialog(Bundle savedInstanceState) {
+		
+		if (savedInstanceState == null ) {
+			savedInstanceState = getArguments();
+		}
+		double[] delays = savedInstanceState.getDoubleArray(delaysArg);
+		ArrayList<Long> delayList = new ArrayList<Long>(delays.length);
+		for( int i =0; i< delays.length; i++ ) {
+			delayList.add( Math.round(delays[i]) );
+		}
+		
+		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+		builder.setTitle("Enter or Choose Delay");
+		
+		LayoutInflater li = getActivity().getLayoutInflater();
+		View v = li.inflate(R.layout.motor_config_delay_dialog, null);
+		builder.setView(v);
+		
+		ArrayAdapter<Long> listAdapter = new ArrayAdapter<Long>(getActivity(),android.R.layout.simple_list_item_1,delayList) {
+
+			@Override
+			public View getView(int position, View convertView, ViewGroup parent) {
+				if ( convertView == null ) {
+					convertView = getActivity().getLayoutInflater().inflate( android.R.layout.simple_list_item_1, null);
+				}
+				TextView tv = (TextView) convertView.findViewById(android.R.id.text1);
+				tv.setText( String.valueOf(getItem(position)) );
+				tv.setOnClickListener( MotorDelayDialogFragment.this );
+				return convertView;
+			}
+			
+			
+		};
+		
+		ListView lv = (ListView) v.findViewById(R.id.motor_config_delay_diag_list);
+		lv.setAdapter(listAdapter);
+		
+		EditText et = (EditText) v.findViewById(R.id.motor_config_delay_diag_edit);
+		et.setOnEditorActionListener(MotorDelayDialogFragment.this);
+		return builder.create();
+		
+	}
+	
+	
+	
+}
diff --git a/android/src/net/sf/openrocket/android/motor/MotorListDialogFragment.java b/android/src/net/sf/openrocket/android/motor/MotorListDialogFragment.java
new file mode 100644
index 000000000..fcacba118
--- /dev/null
+++ b/android/src/net/sf/openrocket/android/motor/MotorListDialogFragment.java
@@ -0,0 +1,154 @@
+package net.sf.openrocket.android.motor;
+
+import net.sf.openrocket.R;
+import net.sf.openrocket.android.db.DbAdapter;
+import net.sf.openrocket.android.db.MotorDao;
+import net.sf.openrocket.android.util.AndroidLogWrapper;
+import net.sf.openrocket.android.util.PersistentExpandableListView;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.content.Context;
+import android.database.Cursor;
+import android.os.Bundle;
+import android.support.v4.app.DialogFragment;
+import android.view.View;
+import android.widget.ExpandableListView;
+import android.widget.ResourceCursorTreeAdapter;
+import android.widget.TextView;
+
+public class MotorListDialogFragment extends DialogFragment 
+implements ExpandableListView.OnChildClickListener
+{
+
+	public interface OnMotorSelectedListener {
+		public void onMotorSelected( long motorId );
+	}
+
+	private final static String groupColumn = MotorDao.DIAMETER;
+
+	private DbAdapter mDbHelper;
+
+	private ExpandableListView list;
+
+	private OnMotorSelectedListener motorSelectedListener;
+
+	public void setMotorSelectedListener(
+			OnMotorSelectedListener motorSelectedListener) {
+		this.motorSelectedListener = motorSelectedListener;
+	}
+
+	@Override
+	public boolean onChildClick(ExpandableListView parent, View v, int groupPosition, int childPosition, long id) {
+		if( motorSelectedListener != null ) {
+			motorSelectedListener.onMotorSelected(id);
+		}
+		return true;
+	}
+
+	@Override
+	public Dialog onCreateDialog(Bundle savedInstanceState) {
+		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+		builder.setTitle("Select Motor");
+		list = new PersistentExpandableListView(getActivity());
+		list.setOnChildClickListener( this );
+		refreshData();
+		builder.setView( list );
+		return builder.create();
+	}
+
+	@Override
+	public void onPause() {
+		super.onPause();
+		mDbHelper.close();
+	}
+
+	public void refreshData() {
+		if ( mDbHelper == null ) {
+			mDbHelper = new DbAdapter(getActivity());
+		}
+		mDbHelper.open();
+
+		Cursor motorCounter = mDbHelper.getMotorDao().fetchAllMotors();
+		int motorCount = motorCounter.getCount();
+		motorCounter.close();
+		
+		if ( motorCount == 0 ) {
+			AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+			builder.setTitle("No Motors Found");
+			builder.setMessage("Motors can be downloaded from thrustcurve");
+			builder.setCancelable(true);
+			builder.create().show();
+		}
+
+		Cursor motorCursor = mDbHelper.getMotorDao().fetchGroups(groupColumn);
+		MotorHierarchicalListAdapter mAdapter = new MotorHierarchicalListAdapter( 
+				getActivity(),
+				motorCursor,
+				R.layout.motor_list_group,
+				R.layout.motor_list_child);
+		list.setAdapter(mAdapter);
+	}
+
+	public class MotorHierarchicalListAdapter extends ResourceCursorTreeAdapter
+	{
+
+		// Note that the constructor does not take a Cursor. This is done to avoid querying the 
+		// database on the main thread.
+		public MotorHierarchicalListAdapter(Context context, Cursor cursor, int groupLayout,
+				int childLayout ) {
+
+			super(context, cursor, groupLayout, childLayout);
+		}
+
+		@Override
+		protected Cursor getChildrenCursor(Cursor arg0) {
+			AndroidLogWrapper.d(MotorListFragment.class,"getChildrenCursor");
+			String group = arg0.getString(arg0.getColumnIndex(groupColumn));
+			Cursor c = mDbHelper.getMotorDao().fetchAllInGroups(groupColumn,group);
+			return c;
+		}
+
+		@Override
+		public long getGroupId(int groupPosition) {
+			return groupPosition;
+		}
+
+		/* (non-Javadoc)
+		 * @see android.widget.CursorTreeAdapter#bindChildView(android.view.View, android.content.Context, android.database.Cursor, boolean)
+		 */
+		@Override
+		protected void bindChildView(View arg0, Context arg1, Cursor arg2,
+				boolean arg3) {
+
+			TextView manu = (TextView) arg0.findViewById(R.id.motorChildManu);
+			manu.setText( arg2.getString(arg2.getColumnIndex(MotorDao.MANUFACTURER)));
+
+			TextView desig = (TextView) arg0.findViewById(R.id.motorChildName);
+			desig.setText( arg2.getString(arg2.getColumnIndex(MotorDao.DESIGNATION)));
+
+			TextView delays = (TextView) arg0.findViewById(R.id.motorChildDelays);
+			delays.setText( arg2.getString(arg2.getColumnIndex(MotorDao.DELAYS)));
+
+			TextView totImpulse = (TextView) arg0.findViewById(R.id.motorChildImpulse);
+			totImpulse.setText( arg2.getString(arg2.getColumnIndex(MotorDao.TOTAL_IMPULSE)));
+		}
+
+		/* (non-Javadoc)
+		 * @see android.widget.CursorTreeAdapter#bindGroupView(android.view.View, android.content.Context, android.database.Cursor, boolean)
+		 */
+		@Override
+		protected void bindGroupView(View view, Context context, Cursor cursor,
+				boolean isExpanded) {
+			TextView v = (TextView) view.findViewById(R.id.motorGroup);
+			if ( MotorDao.DIAMETER.equals(groupColumn)) {
+				double d = cursor.getDouble( cursor.getColumnIndex(groupColumn));
+				v.setText( String.valueOf(Math.round(d * 1000.0)) + " mm");
+			} else {
+				v.setText( cursor.getString( cursor.getColumnIndex(groupColumn)));
+			}
+		}
+
+	}
+
+
+}
diff --git a/android/src/net/sf/openrocket/android/rocket/Configurations.java b/android/src/net/sf/openrocket/android/rocket/Configurations.java
new file mode 100644
index 000000000..b986a91a2
--- /dev/null
+++ b/android/src/net/sf/openrocket/android/rocket/Configurations.java
@@ -0,0 +1,280 @@
+package net.sf.openrocket.android.rocket;
+
+import java.util.List;
+
+import net.sf.openrocket.R;
+import net.sf.openrocket.android.Application;
+import net.sf.openrocket.android.db.DbAdapter;
+import net.sf.openrocket.android.motor.ExtendedThrustCurveMotor;
+import net.sf.openrocket.android.motor.MotorDelayDialogFragment;
+import net.sf.openrocket.android.motor.MotorListDialogFragment;
+import net.sf.openrocket.android.util.AndroidLogWrapper;
+import net.sf.openrocket.android.util.ExpandableListFragment;
+import net.sf.openrocket.document.OpenRocketDocument;
+import net.sf.openrocket.motor.Motor;
+import net.sf.openrocket.rocketcomponent.MotorMount;
+import net.sf.openrocket.rocketcomponent.RocketComponent;
+import net.sf.openrocket.unit.UnitGroup;
+import android.os.Bundle;
+import android.support.v4.app.FragmentTransaction;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseExpandableListAdapter;
+import android.widget.Button;
+import android.widget.ExpandableListAdapter;
+import android.widget.TextView;
+
+public class Configurations extends ExpandableListFragment {
+
+	private final static String wizardFrag = "wizardFrag";
+	
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container,
+			Bundle savedInstanceState) {
+		View v = inflater.inflate(R.layout.rocket_configurations, container, false);
+
+		Button b = (Button) v.findViewById(R.id.openrocketviewerAddConfiguration);
+
+		b.setOnClickListener( new View.OnClickListener() {
+
+			@Override
+			public void onClick(View v) {
+				((Application)getActivity().getApplication()).getRocketDocument().getRocket().newMotorConfigurationID();
+				Configurations.this.setup();
+			}
+		});
+
+		return v;
+	}
+
+	@Override
+	public void onActivityCreated(Bundle savedInstanceState) {
+		super.onActivityCreated(savedInstanceState);
+
+		setup();
+
+	}
+
+	private static class MotorMountInfo {
+
+		private RocketComponent mmt;
+		private String config;
+		private ExtendedThrustCurveMotor motor;
+		private double delay;
+
+		String getMotorMountDescription() {
+			String mmtDesc = mmt.getComponentName();
+			mmtDesc += " (" + UnitGroup.UNITS_MOTOR_DIMENSIONS.toStringUnit( ((MotorMount)mmt).getMotorMountDiameter()) + ")";
+			return mmtDesc;
+		}
+
+		String getMotorDescription() {
+			return motor.getManufacturer().getDisplayName() + " " + motor.getDesignation();
+		}
+
+	}
+
+	class ChildViewHolder {
+		MotorMountInfo info;
+		TextView motorMountName;
+		Button motorDescription;
+		Button motorDelay;
+		void setMotor( ExtendedThrustCurveMotor motor ) {
+			this.info.motor = motor;
+			((MotorMount)info.mmt).setMotor(info.config, motor);
+		}
+		void setDelay( double delay ) {
+			this.info.delay = delay;
+			((MotorMount)info.mmt).setMotorDelay(info.config, delay);
+		}
+	}
+
+	private void setup() {
+		final OpenRocketDocument rocketDocument = ((Application)getActivity().getApplication()).getRocketDocument();
+
+		ExpandableListAdapter configurationAdapter = new BaseExpandableListAdapter() {
+
+			List<MotorMount> mmts = rocketDocument.getRocket().getMotorMounts();
+
+			@Override
+			public int getGroupCount() {
+				return rocketDocument.getRocket().getMotorConfigurationIDs().length;
+			}
+
+			@Override
+			public int getChildrenCount(int groupPosition) {
+				return mmts.size();
+			}
+
+			@Override
+			public Object getGroup(int groupPosition) {
+				String config = rocketDocument.getRocket().getMotorConfigurationIDs()[groupPosition];
+				return config;
+			}
+
+			@Override
+			public Object getChild(int groupPosition, int childPosition) {
+				MotorMountInfo info = new MotorMountInfo();
+				info.mmt = (RocketComponent)(mmts.get(childPosition));
+
+				String config = (String) getGroup(groupPosition);
+				info.config = config;
+				info.motor = (ExtendedThrustCurveMotor) ((MotorMount)info.mmt).getMotor(config);
+
+				if ( info.motor != null ) {
+					info.delay = ((MotorMount)info.mmt).getMotorDelay(config);
+				} else {
+					info.delay = -1;
+				}
+
+				return info;
+			}
+
+			@Override
+			public long getGroupId(int groupPosition) {
+				// TODO Auto-generated method stub
+				return 0;
+			}
+
+			@Override
+			public long getChildId(int groupPosition, int childPosition) {
+				// TODO Auto-generated method stub
+				return 0;
+			}
+
+			@Override
+			public boolean hasStableIds() {
+				// TODO Auto-generated method stub
+				return false;
+			}
+
+			@Override
+			public View getGroupView(int groupPosition, boolean isExpanded,
+					View convertView, ViewGroup parent) {
+				if ( convertView == null ) {
+					convertView = getActivity().getLayoutInflater().inflate(android.R.layout.simple_expandable_list_item_1,null);
+				}
+				String configDescription = rocketDocument.getRocket().getMotorConfigurationNameOrDescription((String) getGroup(groupPosition));
+				((TextView)convertView.findViewById(android.R.id.text1)).setText( configDescription );
+				return convertView;
+			}
+
+			@Override
+			public View getChildView(int groupPosition, int childPosition,
+					boolean isLastChild, View convertView, ViewGroup parent) {
+				if ( convertView == null ) {
+					convertView = getActivity().getLayoutInflater().inflate(R.layout.motor_config_item,null);
+					ChildViewHolder holder = new ChildViewHolder();
+					holder.motorMountName = (TextView) convertView.findViewById(R.id.motor_config_motor_mount_name);
+					holder.motorDescription = (Button) convertView.findViewById(R.id.motor_config_motor_desc);
+					holder.motorDelay = (Button) convertView.findViewById(R.id.motor_config_motor_delay);
+					holder.info = (MotorMountInfo) getChild(groupPosition,childPosition);
+					convertView.setTag(holder);
+				}
+
+				ChildViewHolder cvHolder = (ChildViewHolder) convertView.getTag();
+
+				cvHolder.motorMountName.setText(cvHolder.info.getMotorMountDescription());
+				cvHolder.motorDescription.setOnClickListener( new MotorWizardOnClickListener() );
+				if ( cvHolder.info.motor == null ) {
+					cvHolder.motorDelay.setClickable(false);
+					cvHolder.motorDelay.setOnClickListener(null);
+					cvHolder.motorDescription.setText(R.string.select_motor);
+				} else {
+					cvHolder.motorDelay.setClickable(true);
+					cvHolder.motorDelay.setOnClickListener( new MotorDelayOnClickListener(cvHolder.info.motor) );
+					cvHolder.motorDescription.setText(cvHolder.info.getMotorDescription());
+				}
+				if( cvHolder.info.delay >=0 ) {
+					if( cvHolder.info.delay == Motor.PLUGGED ) {
+						cvHolder.motorDelay.setText("P");
+					} else {
+						cvHolder.motorDelay.setText( String.valueOf(Math.round(cvHolder.info.delay)));
+					}
+				} else {
+					cvHolder.motorDelay.setText(R.string.select_delay);
+				}
+
+				return convertView;
+			}
+
+			@Override
+			public boolean isChildSelectable(int groupPosition,
+					int childPosition) {
+				// TODO Auto-generated method stub
+				return false;
+			}
+
+		};
+
+		setListAdapter(configurationAdapter);
+	}
+
+	private class MotorWizardOnClickListener implements View.OnClickListener {
+		@Override
+		public void onClick(View v) {
+			final ViewGroup parent = (ViewGroup) v.getParent();
+			final ChildViewHolder cvHolder = (ChildViewHolder) parent.getTag();
+			final MotorListDialogFragment f = new MotorListDialogFragment();
+			f.setMotorSelectedListener( new MotorListDialogFragment.OnMotorSelectedListener() {
+
+				@Override
+				public void onMotorSelected(long motorId) {
+					DbAdapter mdbHelper = new DbAdapter(getActivity());
+					mdbHelper.open();
+					try {
+						ExtendedThrustCurveMotor motor = mdbHelper.getMotorDao().fetchMotor(motorId);
+						cvHolder.setMotor( motor );
+						((BaseExpandableListAdapter)Configurations.this.getExpandableListAdapter()).notifyDataSetInvalidated();
+					} catch (Exception ex) {
+						AndroidLogWrapper.d(Configurations.class, "BlewUp looking for motor", ex);
+					} finally {
+						mdbHelper.close();
+					}
+					FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
+					ft.remove(f);
+					ft.commit();
+
+				}
+			});
+			FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
+			ft.add(f, wizardFrag);
+			ft.commit();
+		}
+
+	}
+
+	private class MotorDelayOnClickListener implements View.OnClickListener {
+
+		double[] standardDelays;
+
+		public MotorDelayOnClickListener(ExtendedThrustCurveMotor motor) {
+			super();
+			this.standardDelays = motor.getStandardDelays();
+		}
+
+		@Override
+		public void onClick(View v) {
+			final View parent = (View) v.getParent();
+			final ChildViewHolder cvHolder = (ChildViewHolder) parent.getTag();
+			final MotorDelayDialogFragment f = MotorDelayDialogFragment.newInstance(standardDelays);
+			f.setDelaySelectedListener( new MotorDelayDialogFragment.OnDelaySelectedListener() {
+
+				@Override
+				public void onDelaySelected(double delay) {
+					cvHolder.setDelay( delay );
+					((BaseExpandableListAdapter)Configurations.this.getExpandableListAdapter()).notifyDataSetInvalidated();
+					FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
+					ft.remove(f);
+					ft.commit();
+
+				}
+			});
+			FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
+			ft.add(f, wizardFrag);
+			ft.commit();
+		}
+
+	}
+}
diff --git a/android/src/net/sf/openrocket/android/rocket/OpenRocketViewer.java b/android/src/net/sf/openrocket/android/rocket/OpenRocketViewer.java
index 42aaff12f..c1535d473 100644
--- a/android/src/net/sf/openrocket/android/rocket/OpenRocketViewer.java
+++ b/android/src/net/sf/openrocket/android/rocket/OpenRocketViewer.java
@@ -123,7 +123,7 @@ implements Simulations.OnSimulationSelectedListener
 		}
 		@Override
 		public int getCount() {
-			return 3;
+			return 4;
 		}
 		@Override
 		public Fragment getItem( int position ) {
@@ -134,6 +134,8 @@ implements Simulations.OnSimulationSelectedListener
 				return new Component();
 			case 2:
 				return new Simulations();
+			case 3:
+				return new Configurations();
 			}
 			return null;
 		}
@@ -146,6 +148,8 @@ implements Simulations.OnSimulationSelectedListener
 				return "Components";
 			case 2:
 				return "Simulations";
+			case 3:
+				return "Configurations";
 			}
 			return null;
 		}
diff --git a/android/src/net/sf/openrocket/android/simulation/SimulationRunActivity.java b/android/src/net/sf/openrocket/android/simulation/SimulationRunActivity.java
new file mode 100644
index 000000000..a8e3b18df
--- /dev/null
+++ b/android/src/net/sf/openrocket/android/simulation/SimulationRunActivity.java
@@ -0,0 +1,46 @@
+package net.sf.openrocket.android.simulation;
+
+import net.sf.openrocket.R;
+import net.sf.openrocket.android.ActivityHelpers;
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentActivity;
+import android.support.v4.app.FragmentTransaction;
+import android.view.Menu;
+import android.view.MenuItem;
+
+/**
+ * An activity that encapsulates a graphical view of the chart.
+ */
+public class SimulationRunActivity extends FragmentActivity {
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		int simulationNumber = getIntent().getIntExtra("Simulation", -1);
+
+		Fragment graph = SimulationRunFragment.newInstance(simulationNumber);
+
+		FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
+		ft.replace(android.R.id.content, graph);
+		ft.commit();
+	}
+
+	@Override
+	public boolean onMenuItemSelected(int featureId, MenuItem item) {
+		switch (item.getItemId()) {
+		case R.id.preference_menu_option:
+			ActivityHelpers.startPreferences(this);
+			return true;
+		}
+		return super.onMenuItemSelected(featureId, item);
+	}
+
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		MenuItem prefItem = menu.add(Menu.NONE, R.id.preference_menu_option, Menu.CATEGORY_SYSTEM, R.string.Preferences);
+		prefItem.setIcon(R.drawable.ic_menu_preferences);
+		return true;
+	}
+
+}
\ No newline at end of file
diff --git a/android/src/net/sf/openrocket/android/simulation/SimulationRunFragment.java b/android/src/net/sf/openrocket/android/simulation/SimulationRunFragment.java
new file mode 100644
index 000000000..758b23ecb
--- /dev/null
+++ b/android/src/net/sf/openrocket/android/simulation/SimulationRunFragment.java
@@ -0,0 +1,90 @@
+
+package net.sf.openrocket.android.simulation;
+
+import net.sf.openrocket.R;
+import net.sf.openrocket.android.Application;
+import net.sf.openrocket.android.rocket.MotorConfigSpinnerAdapter;
+import net.sf.openrocket.document.OpenRocketDocument;
+import net.sf.openrocket.document.Simulation;
+import net.sf.openrocket.unit.UnitGroup;
+import android.os.Bundle;
+import android.support.v4.app.DialogFragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.EditText;
+import android.widget.Spinner;
+
+/**
+ * An activity that encapsulates a graphical view of the chart.
+ */
+public class SimulationRunFragment extends DialogFragment {
+	
+	int simulationId;
+
+	EditText windspeedField;
+	EditText rodlengthField;
+	EditText rodangleField;
+	Spinner motorSpinner;
+
+	public static SimulationRunFragment newInstance( int simulationId ) {
+		SimulationRunFragment frag = new SimulationRunFragment();
+		Bundle b = new Bundle();
+		b.putInt("simulationId", simulationId);
+		frag.setArguments(b);
+		return frag;
+	}
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setStyle(DialogFragment.STYLE_NO_TITLE,getTheme());
+
+		if ( savedInstanceState != null ) {
+			simulationId = savedInstanceState.getInt("simulationId");
+		} else {
+			Bundle b = getArguments();
+			simulationId = b.getInt("simulationId");
+		}
+	}
+
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container,
+			Bundle savedInstanceState) {
+		View v = inflater.inflate(R.layout.simulation_condition_dialog, container, false);
+		windspeedField = (EditText) v.findViewById(R.id.simulation_condition_windspeed);
+		rodlengthField = (EditText) v.findViewById(R.id.simulation_condition_rodlength);
+		rodangleField = (EditText) v.findViewById(R.id.simulation_condition_rodangle);
+		
+		motorSpinner = (Spinner) v.findViewById(R.id.simulationConditionConfigurationSpinner);
+		
+		OpenRocketDocument rocketDocument = ((Application)getActivity().getApplication()).getRocketDocument();
+
+		Simulation sim = rocketDocument.getSimulation(simulationId);
+		
+		windspeedField.setText( UnitGroup.UNITS_VELOCITY.toString(sim.getSimulatedConditions().getWindSpeedAverage()) );
+		rodlengthField.setText( UnitGroup.UNITS_LENGTH.toString(sim.getSimulatedConditions().getLaunchRodLength()));
+		rodangleField.setText( String.valueOf( sim.getSimulatedConditions().getLaunchRodLength() ));
+
+		MotorConfigSpinnerAdapter spinnerAdapter = new MotorConfigSpinnerAdapter(getActivity(),rocketDocument.getRocket());
+		motorSpinner.setAdapter(spinnerAdapter);
+		/* TODO - enable saving.
+		((Button) v.findViewById(R.id.motorDetailsSaveButton)).setOnClickListener(
+				new View.OnClickListener() {
+					@Override
+					public void onClick(View v) {
+						MotorDetailsFragment.this.saveChanges();
+					}
+				});
+				*/
+		return v;
+	}
+
+	@Override
+	public void onSaveInstanceState(Bundle outState) {
+		super.onSaveInstanceState(outState);
+		outState.putInt("simulationId", simulationId);
+
+	}
+	
+}
\ No newline at end of file
diff --git a/android/src/net/sf/openrocket/android/util/PersistentExpandableListView.java b/android/src/net/sf/openrocket/android/util/PersistentExpandableListView.java
new file mode 100644
index 000000000..a22c586a5
--- /dev/null
+++ b/android/src/net/sf/openrocket/android/util/PersistentExpandableListView.java
@@ -0,0 +1,89 @@
+package net.sf.openrocket.android.util;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.os.Parcelable;
+import android.util.AttributeSet;
+import android.widget.ExpandableListAdapter;
+import android.widget.ExpandableListView;
+
+public class PersistentExpandableListView extends ExpandableListView {
+
+	public PersistentExpandableListView(Context context, AttributeSet attrs,
+			int defStyle) {
+		super(context, attrs, defStyle);
+	}
+
+	public PersistentExpandableListView(Context context, AttributeSet attrs) {
+		super(context, attrs);
+	}
+
+	public PersistentExpandableListView(Context context) {
+		super(context);
+	}
+
+	@Override
+	public Parcelable onSaveInstanceState() {
+		Bundle b = new Bundle();
+		long[] expandedIds = getExpandedIds();
+		b.putLongArray("ExpandedIds", expandedIds);
+		return b;
+	}
+
+	@Override
+	public void onRestoreInstanceState(Parcelable state) {
+		Bundle b = (Bundle) state;
+		long[] expandedIds = b.getLongArray("ExpandedIds");
+		restoreExpandedState(expandedIds);
+	}
+
+	private long[] getExpandedIds() {
+		ExpandableListAdapter adapter = getExpandableListAdapter();
+		if (adapter != null) {
+			int length = adapter.getGroupCount();
+			ArrayList<Long> expandedIds = new ArrayList<Long>();
+			for(int i=0; i < length; i++) {
+				if(this.isGroupExpanded(i)) {
+					expandedIds.add(adapter.getGroupId(i));
+				}
+			}
+			return toLongArray(expandedIds);
+		} else {
+			return null;
+		}
+	}
+
+	private static long[] toLongArray(List<Long> list)  {
+		long[] ret = new long[list.size()];
+		int i = 0;
+		for (Long e : list)  
+			ret[i++] = e.longValue();
+		return ret;
+	}
+
+	private void restoreExpandedState(long[] expandedIds) {
+		if (expandedIds != null) {
+			ExpandableListAdapter adapter = getExpandableListAdapter();
+			if (adapter != null) {
+				for (int i=0; i<adapter.getGroupCount(); i++) {
+					long id = adapter.getGroupId(i);
+					if (inArray(expandedIds, id)) this.expandGroup(i);
+				}
+			}
+		}
+	}
+
+	private static boolean inArray(long[] array, long element) {
+		for (long l : array) {
+			if (l == element) {
+				return true;
+			}
+		}
+		return false;
+	}
+
+
+}