C# 设置程序启动项

托盘图标设置

新建一个notifyicon，会在托盘处显示一个图标。

notifyicon.icon可以直接设置一个ico图片，也可以延用原有程序的图标。

notifyicon.icon = system.drawing.icon.extractassociatedicon(application.executablepath);

 1     public partial class mainwindow : window
 2     {
 3         private notifyicon notifyicon;
 4 
 5         public mainwindow()
 6         {
 7             initializecomponent();
 8             setnotifyicon();
 9             this.hide();
10         }
11 
12         #region notifyicon
13 
14         private void setnotifyicon()
15         {
16             this.notifyicon = new notifyicon();
17             this.notifyicon.balloontiptext = "磁盘清理工具";
18             this.notifyicon.showballoontip(2000);
19             this.notifyicon.text = "磁盘清理工具:每20天清理一次";
20             this.notifyicon.icon = system.drawing.icon.extractassociatedicon(application.executablepath);
21             this.notifyicon.visible = true;
22             //打开菜单项
23             menuitem open = new menuitem("打开");
24             open.click += new eventhandler(show);
25             //退出菜单项
26             menuitem exit = new menuitem("退出");
27             exit.click += new eventhandler(close);
28             //关联托盘控件
29             menuitem[] childen = new menuitem[] { open, exit };
30             notifyicon.contextmenu = new contextmenu(childen);
31 
32             this.notifyicon.mousedoubleclick += new mouseeventhandler((o, e) =>
33             {
34                 if (e.button == mousebuttons.left) this.show(o, e);
35             });
36         }
37 
38         private void show(object sender, eventargs e)
39         {
40             this.visibility = visibility.visible;
41             this.showintaskbar = true;
42             this.activate();
43         }
44 
45         private void hide(object sender, eventargs e)
46         {
47             this.showintaskbar = false;
48             this.visibility = visibility.hidden;
49         }
50 
51         private void close(object sender, eventargs e)
52         {
53             system.windows.application.current.shutdown();
54         }
55 
56         #endregion
57 
58         #region 窗口
59 
60         private void minimizebutton_onclick(object sender, routedeventargs e)
61         {
62             windowstate = windowstate.minimized;
63         }
64 
65         private void closebutton_onclick(object sender, routedeventargs e)
66         {
67             this.hide();
68         }
69 
70         private void headergrid_onmouseleftbuttondown(object sender, mousebuttoneventargs e)
71         {
72             if (e.buttonstate == mousebuttonstate.pressed)
73             {
74                 this.dragmove();
75             }
76         }
77 
78         #endregion
79     }

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禁用多进程启动

1     //禁止双进程
2     bool cancreatenew;
3     using (system.threading.mutex m = new system.threading.mutex(true, system.windows.forms.application.productname, out cancreatenew))
4     {
5         if (!cancreatenew)
6         {
7             this.shutdown();
8         }
9     }

删除原有进程

 1     /// <summary>
 2     /// 删除原有进程
 3     /// </summary>
 4     /// <param name="processname"></param>
 5     private void killprocess(string processname)
 6     {
 7         //得到所有打开的进程   
 8         try
 9         {
10             process currentprocess = process.getcurrentprocess();
11             var processes = process.getprocessesbyname(processname).where(process=> process.id!=currentprocess.id);
12             foreach (process thisproc in processes)
13             {
14                 //找到程序进程,kill之。
15                 if (!thisproc.closemainwindow())
16                 {
17                     thisproc.kill();
18                 }
19             }
20         }
21         catch (exception ex)
22         {
23                 
24         }
25     }

设置开机自启动

 1     private void setappautorun(bool autorun)
 2     {
 3         if (autorun) //设置开机自启动  
 4         {
 6             string path = system.windows.forms.application.executablepath;
 7             registrykey rk = registry.localmachine;
 8             registrykey rk2 = rk.createsubkey(@"software\microsoft\windows\currentversion\run");
 9             rk2.setvalue("jcshutdown", path);
10             rk2.close();
11             rk.close();
12         }
13         else //取消开机自启动  
14         {
16             registrykey rk = registry.localmachine;
17             registrykey rk2 = rk.createsubkey(@"software\microsoft\windows\currentversion\run");
18             rk2.deletevalue("jcshutdown", false);
19             rk2.close();
20             rk.close();
21         }
22     }

app.cs中完整代码：

 1     public partial class app : application
 2     {
 3         public app()
 4         {
 5             //禁止双进程
 6             bool cancreatenew;
 7             using (system.threading.mutex m = new system.threading.mutex(true, system.windows.forms.application.productname, out cancreatenew))
 8             {
 9                 if (!cancreatenew)
10                 {
11                     this.shutdown();
12                 }
13             }
14 
15             setappautorun(true);
16 
17             startup += app_startup;
18         }
19 
20         private void setappautorun(bool autorun)
21         {
22             if (autorun) //设置开机自启动  
23             {
24                 messagebox.show("设置开机自启动，需要修改注册表", "提示");  // hovertree.com
25                 string path = system.windows.forms.application.executablepath;
26                 registrykey rk = registry.localmachine;
27                 registrykey rk2 = rk.createsubkey(@"software\microsoft\windows\currentversion\run");
28                 rk2.setvalue("jcshutdown", path);
29                 rk2.close();
30                 rk.close();
31             }
32             else //取消开机自启动  
33             {
34                 messagebox.show("取消开机自启动，需要修改注册表", "提示");
35                 registrykey rk = registry.localmachine;
36                 registrykey rk2 = rk.createsubkey(@"software\microsoft\windows\currentversion\run");
37                 rk2.deletevalue("jcshutdown", false);
38                 rk2.close();
39                 rk.close();
40             }
41         }
42 
43         private void app_startup(object sender, startupeventargs e)
44         {
45             new autocleancachehelper(cleancacheveiwmodel.viewmodel).start();
46         }
47     }

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