图片自动播放程序

6：多个form之间数据共享

由于代码比较多，下面贴出核心代码

|---获取所有可执行文件、初始化xml保存数据。

using System;
using System.IO;
using System.Collections;
using System.Collections.Generic;
using System.Xml;

namespace flip_v2
{
	/** 图片+Xml工具类*/	
	public class ImgTool
	{	
		/**
		 *
		 * 	传递一个完整路径，返回一个ilst集合，0为路径（不含文件名）	1：播放的文件名(不包含路径)
		 * 	如C:\Users\Public\Pictures\Sample Pictures\八仙花.jpg
		 * 		0:C:\Users\Public\Pictures\Sample Pictures
		 * 		1:八仙花.jpg
		 */
		public static string[] pathToList(string path){
			string[] array = new string[2];
			int last = path.LastIndexOf("\\");
			if(last!=-1){
				array[0]=(path.Substring(0,last));
				array[1]=(path.Substring(last+1));
			}
			
			return array;
		}
		
		/**把所有文件封装到map中  key为uint64  value=string*/
		public static Dictionary<UInt64,string> pathToMap(string path){
			Dictionary<UInt64,string> dict = new Dictionary<UInt64,string>();
			
			DirectoryInfo info = new DirectoryInfo(path);
			FileSystemInfo[] fileSystem = info.GetFileSystemInfos();
			
			UInt64 count = 1;
			//获取所有子文件(不包含子文件夹),
			foreach(FileSystemInfo f in fileSystem){
				FileInfo file = f as FileInfo;
				if(file!=null && fileterEndName(file.Name))
					dict.Add(count++,f.FullName);
			}
			
			return dict;
		}
		//文件过滤器：png,jpg,gif
		public static bool fileterEndName(string endName){
			endName = endName.ToLower();
			bool b = false;
			string tag = ".png|.jpg|.gif";
			int last = endName.LastIndexOf(".");
			if(last!=-1){
				endName = endName.Substring(last);
				if(tag.Contains(endName))
					b= true;
			}
			return b;
		}
		
		/**操作xml:默认保存到c:\\property.xml*/
		public static void createXml(string path){
			//xml样式 
			XmlWriterSettings settings = new XmlWriterSettings();
			settings.Indent = true;
			settings.NewLineOnAttributes = false;
			
			//本地创建一个新的xml
			XmlWriter write = XmlWriter.Create(path,settings);
			
			write.WriteStartDocument();
			write.WriteStartElement("property");
			
			write.WriteStartElement("time");
			write.WriteAttributeString("id","setTime");
			write.WriteValue("3000");
			write.WriteEndElement();
			
			write.WriteStartElement("localhostPath");
			write.WriteAttributeString("id","setInputBoxPath");
			write.WriteValue("");
			write.WriteEndElement();
			
			write.WriteEndElement();
			write.WriteEndDocument();
			
			//刷新缓冲区，并释放资源
			write.Flush();
			write.Close();
		}
	}
}

		/*执行的事件*/
        public void theout(object source, EventArgs  e)
        {
        	Boolean b = checkTag.Checked;
			if(!b){
            	myTimer.Stop(); //停止定时器
        	}else{
	        	//执行获取图片
	        	string pageStr = showImg.Text;
				UInt64 pageNum  = UInt64.Parse(pageStr);
				pageNum = pageNum+1;
				
				try{
					showPage(pageNum);
				}catch(Exception){
					//循环
					showPage(1);
					//MessageBox.Show("已是未尾");
				}
			}
        }
		
		/**后退*/
		void BackOffClick(object sender, EventArgs e)
		{
			string pageStr = showImg.Text;
			UInt64 pageNum  = UInt64.Parse(pageStr);
			pageNum = pageNum-1;
			try{
				showPage(pageNum);
			}catch(Exception){
				MessageBox.Show("已是顶页");
			}
			
		}
		
		/**前进*/
		void ForwardClick(object sender, EventArgs e)
		{
			string pageStr = showImg.Text;
			UInt64 pageNum  = UInt64.Parse(pageStr);
			pageNum = pageNum+1;
			try{
				showPage(pageNum);
			}catch(Exception){
				MessageBox.Show("已是未尾");
			}
		}
		
		public bool showPage(UInt64 pageNum)
		{
			if(dict==null || dict.Count==0){
				MessageBox.Show("抱歉，没有找到可执行文件！");
				stopImg.ForeColor=Color.Red;
				startImg.ForeColor=Color.LimeGreen;
				
				/*还原*/
				Reduction();
				
				return false;
			}
			string showImgPath =  dict[pageNum];
			showImg.Image = Image.FromFile(showImgPath);
					
			//回显信息
			string[] str = ImgTool.pathToList(showImgPath);
			Many.Text = "来自:"+str[0];
			Single.Text = "正在浏览【"+str[1]+"】";
			
			//回显页码
			showImg.Text = Convert.ToString(pageNum);
			return true;
		}
下面贴出程序执行图版








图片自动播放程序,布布扣,bubuko.com
图片自动播放程序
原文：http://blog.csdn.net/hubiao_0618/article/details/21297311