context: using System;
  using System.Collections;
  using System.Collections.Generic;
  using System.Reflection;
  using Server.Commands.Generic;
  using Server.Network;
  using Server.Prompts;
  using Server.Commands;
  
  namespace Server.Gumps
  {
      public class SetObjectGump : Gump
  	{
  		private PropertyInfo m_Property;
  		private Mobile m_Mobile;
  		private object m_Object;
  		private Stack<StackEntry> m_Stack;
  		private Type m_Type;
  		private int m_Page;
  		private ArrayList m_List;
  
  		public static readonly bool OldStyle = PropsConfig.OldStyle;
  
  		public static readonly int GumpOffsetX = PropsConfig.GumpOffsetX;
  		public static readonly int GumpOffsetY = PropsConfig.GumpOffsetY;
  
  		public static readonly int TextHue = PropsConfig.TextHue;
  		public static readonly int TextOffsetX = PropsConfig.TextOffsetX;
  
  		public static readonly int OffsetGumpID = PropsConfig.OffsetGumpID;
  		public static readonly int HeaderGumpID = PropsConfig.HeaderGumpID;
  		public static readonly int  EntryGumpID = PropsConfig.EntryGumpID;
  		public static readonly int   BackGumpID = PropsConfig.BackGumpID;
  		public static readonly int    SetGumpID = PropsConfig.SetGumpID;
  
  		public static readonly int SetWidth = PropsConfig.SetWidth;
  		public static readonly int SetOffsetX = PropsConfig.SetOffsetX, SetOffsetY = PropsConfig.SetOffsetY;
  		public static readonly int SetButtonID1 = PropsConfig.SetButtonID1;
  		public static readonly int SetButtonID2 = PropsConfig.SetButtonID2;
  
  		public static readonly int PrevWidth = PropsConfig.PrevWidth;
  		public static readonly int PrevOffsetX = PropsConfig.PrevOffsetX, PrevOffsetY = PropsConfig.PrevOffsetY;
  		public static readonly int PrevButtonID1 = PropsConfig.PrevButtonID1;
  		public static readonly int PrevButtonID2 = PropsConfig.PrevButtonID2;
  
  		public static readonly int NextWidth = PropsConfig.NextWidth;
  		public static readonly int NextOffsetX = PropsConfig.NextOffsetX, NextOffsetY = PropsConfig.NextOffsetY;
  		public static readonly int NextButtonID1 = PropsConfig.NextButtonID1;
  		public static readonly int NextButtonID2 = PropsConfig.NextButtonID2;
  
  		public static readonly int OffsetSize = PropsConfig.OffsetSize;
  
  		public static readonly int EntryHeight = PropsConfig.EntryHeight;
  		public static readonly int BorderSize = PropsConfig.BorderSize;
  
  		private static readonly int EntryWidth = 212;
  
  		private static readonly int TotalWidth = OffsetSize + EntryWidth + OffsetSize + SetWidth + OffsetSize;
  		private static readonly int TotalHeight = OffsetSize + (5 * (EntryHeight + OffsetSize));
  
  		private static readonly int BackWidth = BorderSize + TotalWidth + BorderSize;
  		private static readonly int BackHeight = BorderSize + TotalHeight + BorderSize;
  
  		public SetObjectGump( PropertyInfo prop, Mobile mobile, object o, Stack<StackEntry> stack, Type type, int page, ArrayList list ) : base( GumpOffsetX, GumpOffsetY )
  		{
  			m_Property = prop;
  			m_Mobile = mobile;
  			m_Object = o;
  			m_Stack = stack;
  			m_Type = type;
  			m_Page = page;
  			m_List = list;
  
  			string initialText = PropertiesGump.ValueToString( o, prop );
  
  			AddPage( 0 );
  
  			AddBackground( 0, 0, BackWidth, BackHeight, BackGumpID );
  			AddImageTiled( BorderSize, BorderSize, TotalWidth - (OldStyle ? SetWidth + OffsetSize : 0), TotalHeight, OffsetGumpID );
  
  			int x = BorderSize + OffsetSize;
  			int y = BorderSize + OffsetSize;
  
  			AddImageTiled( x, y, EntryWidth, EntryHeight, EntryGumpID );
  			AddLabelCropped( x + TextOffsetX, y, EntryWidth - TextOffsetX, EntryHeight, TextHue, prop.Name );
  			x += EntryWidth + OffsetSize;
  
  			if ( SetGumpID != 0 )
  				AddImageTiled( x, y, SetWidth, EntryHeight, SetGumpID );
  
  			x = BorderSize + OffsetSize;
  			y += EntryHeight + OffsetSize;
  
  			AddImageTiled( x, y, EntryWidth, EntryHeight, EntryGumpID );
  			AddLabelCropped( x + TextOffsetX, y, EntryWidth - TextOffsetX, EntryHeight, TextHue, initialText );
  			x += EntryWidth + OffsetSize;
  
  			if ( SetGumpID != 0 )
  				AddImageTiled( x, y, SetWidth, EntryHeight, SetGumpID );
  
  			AddButton( x + SetOffsetX, y + SetOffsetY, SetButtonID1, SetButtonID2, 1, GumpButtonType.Reply, 0 );
  
  			x = BorderSize + OffsetSize;
  			y += EntryHeight + OffsetSize;
  
  			AddImageTiled( x, y, EntryWidth, EntryHeight, EntryGumpID );
  			AddLabelCropped( x + TextOffsetX, y, EntryWidth - TextOffsetX, EntryHeight, TextHue, "Change by Serial" );
  			x += EntryWidth + OffsetSize;
  
  			if ( SetGumpID != 0 )
  				AddImageTiled( x, y, SetWidth, EntryHeight, SetGumpID );
  
  			AddButton( x + SetOffsetX, y + SetOffsetY, SetButtonID1, SetButtonID2, 2, GumpButtonType.Reply, 0 );
  
  			x = BorderSize + OffsetSize;
  			y += EntryHeight + OffsetSize;
  
  			AddImageTiled( x, y, EntryWidth, EntryHeight, EntryGumpID );
  			AddLabelCropped( x + TextOffsetX, y, EntryWidth - TextOffsetX, EntryHeight, TextHue, "Nullify" );
  			x += EntryWidth + OffsetSize;
  
  			if ( SetGumpID != 0 )
  				AddImageTiled( x, y, SetWidth, EntryHeight, SetGumpID );
  
  			AddButton( x + SetOffsetX, y + SetOffsetY, SetButtonID1, SetButtonID2, 3, GumpButtonType.Reply, 0 );
  
  			x = BorderSize + OffsetSize;
  			y += EntryHeight + OffsetSize;
  
  			AddImageTiled( x, y, EntryWidth, EntryHeight, EntryGumpID );
  			AddLabelCropped( x + TextOffsetX, y, EntryWidth - TextOffsetX, EntryHeight, TextHue, "View Properties" );
  			x += EntryWidth + OffsetSize;
  
  			if ( SetGumpID != 0 )
  				AddImageTiled( x, y, SetWidth, EntryHeight, SetGumpID );
  
  			AddButton( x + SetOffsetX, y + SetOffsetY, SetButtonID1, SetButtonID2, 4, GumpButtonType.Reply, 0 );
  		}
  
  		private class InternalPrompt : Prompt
  		{
  			private PropertyInfo m_Property;
  			private Mobile m_Mobile;
  			private object m_Object;
  			private Stack<StackEntry> m_Stack;
  			private Type m_Type;
  			private int m_Page;
  			private ArrayList m_List;
  
  			public InternalPrompt( PropertyInfo prop, Mobile mobile, object o, Stack<StackEntry> stack, Type type, int page, ArrayList list )
  			{
  				m_Property = prop;
  				m_Mobile = mobile;
  				m_Object = o;
  				m_Stack = stack;
  				m_Type = type;
  				m_Page = page;
  				m_List = list;
  			}
  
  			public override void OnCancel( Mobile from )
  			{
  				m_Mobile.SendGump( new SetObjectGump( m_Property, m_Mobile, m_Object, m_Stack, m_Type, m_Page, m_List ) );
  			}
  
  			public override void OnResponse( Mobile from, string text )
  			{
  				object toSet;
  				bool shouldSet;
  
  				try
  				{
  					int serial = Utility.ToInt32( text );
  
  					toSet = World.FindEntity( serial );
  
  					if ( toSet == null )
  					{
  						shouldSet = false;
  						m_Mobile.SendMessage( "No object with that serial was found." );
  					}
  					else if ( !m_Type.IsAssignableFrom( toSet.GetType() ) )
  					{
  						toSet = null;
  						shouldSet = false;
  						m_Mobile.SendMessage( "The object with that serial could not be assigned to a property of type : {0}", m_Type.Name );
  					}
  					else
  					{
  						shouldSet = true;
  					}
  				}
  				catch
  				{
  					toSet = null;
  					shouldSet = false;
  					m_Mobile.SendMessage( "Bad format" );
  				}
  
  				if ( shouldSet )
  				{
  					try
  					{
  						CommandLogging.LogChangeProperty( m_Mobile, m_Object, m_Property.Name, toSet==null?"(null)":toSet.ToString() );
  						m_Property.SetValue( m_Object, toSet, null );
  						PropertiesGump.OnValueChanged( m_Object, m_Property, m_Stack );
  					}
  					catch
  					{
  						m_Mobile.SendMessage( "An exception was caught. The property may not have changed." );
  					}
  				}
  
  				m_Mobile.SendGump( new SetObjectGump( m_Property, m_Mobile, m_Object, m_Stack, m_Type, m_Page, m_List ) );
  			}
  		}
  
  		public override void OnResponse( NetState sender, RelayInfo info )
  		{
  			object toSet;
  			bool shouldSet, shouldSend = true;
  			object viewProps = null;
  
  			switch ( info.ButtonID )
  			{
  				case 0: // closed
  				{
  					m_Mobile.SendGump( new PropertiesGump( m_Mobile, m_Object, m_Stack, m_List, m_Page ) );
  
  					toSet = null;
  					shouldSet = false;
  					shouldSend = false;
  
  					break;
  				}
  				case 1: // Change by Target
  				{
  					m_Mobile.Target = new SetObjectTarget( m_Property, m_Mobile, m_Object, m_Stack, m_Type, m_Page, m_List );
  					toSet = null;
  					shouldSet = false;
  					shouldSend = false;
  					break;
  				}
  				case 2: // Change by Serial
  				{
  					toSet = null;
  					shouldSet = false;
  					shouldSend = false;
  
  					m_Mobile.SendMessage( "Enter the serial you wish to find:" );
  					m_Mobile.Prompt = new InternalPrompt( m_Property, m_Mobile, m_Object, m_Stack, m_Type, m_Page, m_List );
  
  					break;
  				}
  				case 3: // Nullify
  				{
  					toSet = null;
  					shouldSet = true;
  
  					break;
  				}
  				case 4: // View Properties
  				{
  					toSet = null;
  					shouldSet = false;
  
  					object obj = m_Property.GetValue( m_Object, null );
  
  					if ( obj == null )
  						m_Mobile.SendMessage( "The property is null and so you cannot view its properties." );
  					else if ( !BaseCommand.IsAccessible( m_Mobile, obj ) )
  
gt: 						m_Mobile.SendMessage( "You may not view their properties." );