memberinvokerforimage.cs

语音视频功能 里面实现了基本的QQ与语音对话

using System;
using System.Xml;
using System.Reflection;
using System.Diagnostics;
using System.ComponentModel;
using System.Collections;using System.IO;
using System.Drawing;
namespace gowk.GXF
{
	/// <summary>
	/// MemberInvokerForImage 的摘要说明。
	/// </summary>
	internal class MemberInvokerForImage:MemberInvoker
	{
		public MemberInvokerForImage()
		{
			
		}

		public override bool SetValue(object obj, string men, object value,ParserState state)
		{
			return this.SetValue(obj,this.GetTypeMemberInfo(obj.GetType(),men),value,state);
		}
		public override bool SetValue(object obj,MemberInfo men,object value,ParserState state)
		{
			if(men==null)return true;
			if((string)value=="mainForm")
			{
				System.Diagnostics.Trace.WriteLine(men.Name);
			}
			if(men is FieldInfo)
			{
				FieldInfo fi=(FieldInfo)men;
				return this.SetValue(obj,fi,value,state);
			}
			else if(men is PropertyInfo)
			{
				PropertyInfo pi=(PropertyInfo)men;
				return this.SetValue(obj,pi,value,state);
			}
			else
			{
				return base.SetValue(obj,men,value,state);
			}
		}
		public override bool SetValue(object obj, FieldInfo men, object value,ParserState state)
		{
			TypeConverter tc = TypeDescriptor.GetConverter(men.FieldType);
			if(tc.CanConvertFrom(value.GetType()))
			{
				object ov=tc.ConvertFrom(value);
				men.SetValue(obj,ov);
				return true;
			}
			else 
			{
				tc=TypeDescriptor.GetConverter(value.GetType());
				if(tc.CanConvertTo(men.FieldType))
				{			
					men.SetValue(obj,tc.ConvertTo(value,men.FieldType));
					return true;
				}
				else if((men.FieldType==typeof(Image))&&(value is string))
				{
					if(((string)value!=string.Empty)&& (value!=null))
					{
						if(System.IO.File.Exists((string)value))
						{
							Bitmap bm=new Bitmap((string)value);
							bm.MakeTransparent(Color.FromArgb(255,0,255));
							men.SetValue(obj,bm);
						}
						return true;
					}
				}
				else if(value.GetType()==men.FieldType)
				{
					men.SetValue(obj,value);
					return true;
				}
				else if(value.GetType().IsSubclassOf(men.FieldType))
				{
					men.SetValue(obj,value);
					return true;
				}
			}
			return false;
		}
		public override bool SetValue(object obj, PropertyInfo men, object value,ParserState state)
		{
			TypeConverter tc = TypeDescriptor.GetConverter(men.PropertyType);
			if(tc.CanConvertFrom(value.GetType()))
			{
				object ov=tc.ConvertFrom(value);
				men.SetValue(obj,ov,null);
				return true;
			}
			else 
			{
				tc=TypeDescriptor.GetConverter(value.GetType());
				if(tc.CanConvertTo(men.PropertyType))
				{			
					men.SetValue(obj,tc.ConvertTo(value,men.PropertyType),null);
					return true;
				}
				else if((men.PropertyType==typeof(Image))&&(value is string))
				{
					if(((string)value!=string.Empty)&& (value!=null))
					{
						if(System.IO.File.Exists((string)value))
						{
							Bitmap bm=new Bitmap((string)value);
							bm.MakeTransparent(Color.FromArgb(255,0,255));
							men.SetValue(obj,bm,null);
						}
						return true;
					}
				}
				else if(value.GetType().IsSubclassOf(men.PropertyType))
				{
					men.SetValue(obj,value,null);
					return true;
				}
			}
			return false;
		}






	}
}