ASP.NET 常用到的一些通用函数

Code
  1public abstract class JS
  2  2    {
  3  3        /**//**//**//// <summary>
  4  4        /**//// 客户端打开窗口
  5  5        /**//// </summary>
  6  6        /**//// <param name="strUrl"></param>
  7  7        public static void OpenWindow(string strUrl)
  8  8        {
  9  9            HttpContext.Current.Response.Write("<script language=javascript>");
 10 10            HttpContext.Current.Response.Write("window.open('" + strUrl + "');");
 11 11            HttpContext.Current.Response.Write("</script>");
 12 12            
 13 13        }
 14 14        /**//**//**//// <summary> 
 15 15        /**//// 输出自定义脚本信息 
 16 16        /**//// </summary> 
 17 17        /**//// <param name="page">当前页面指针，一般为this</param> 
 18 18        /**//// <param name="script">输出脚本</param> 
 19 19        public static void ResponseScript(System.Web.UI.Page page,string script) 
 20 20        { 
 21 21            page.RegisterStartupScript("message","<script language='javascript' defer>"+script+"</script>"); 
 22 22        } 
 23 23        /**//**//**//// <summary> 
 24 24        /**//// 显示消息提示对话框，并进行页面跳转 
 25 25        /**//// </summary> 
 26 26        /**//// <param name="page">当前页面指针，一般为this</param> 
 27 27        /**//// <param name="msg">提示信息</param> 
 28 28        /**//// <param name="url">跳转的目标URL</param> 
 29 29        public static void ShowAndRedirect(System.Web.UI.Page page,string msg,string url) 
 30 30        { 
 31 31            StringBuilder Builder=new StringBuilder(); 
 32 32            Builder.Append("<script language='javascript' defer>"); 
 33 33            Builder.AppendFormat("alert('{0}');",msg); 
 34 34            Builder.AppendFormat("top.location.href='{0}'",url); 
 35 35            Builder.Append("</script>"); 
 36 36            page.RegisterStartupScript("message",Builder.ToString()); 
 37 37        } 
 38 38
 39 39
 40 40        public static void  ShowConfirm(System.Web.UI.WebControls.WebControl Control,string msg) 
 41 41        { 
 42 42            Control.Attributes.Add("onclick", "return confirm('" + msg + "');") ; 
 43 43        } 
 44 44        /**//**//**//// <summary>
 45 45        /**//// 清空所有panel里面的textbox内容
 46 46        /**//// </summary>
 47 47        /**//// <param name="pan"></param>
 48 48        public static void clearAll(System.Web.UI.WebControls.Panel pan)
 49 49        {            
 50 50            foreach (Control panl in pan.Controls )
 51 51            {
 52 52                if(panl.GetType().ToString()=="System.Web.UI.WebControls.TextBox")
 53 53                {
 54 54                    ((System.Web.UI.WebControls.TextBox)panl).Text="";
 55 55                }
 56 56            }
 57 57        }
 58 58         
 59 59        /**//**//**//// <summary>
 60 60        /**////  窗体加载以后探出对话框
 61 61        /**////  </summary>
 62 62        public static void Alert(string msg)
 63 63        {
 64 64            Page pages;
 65 65            pages= HttpContext.Current.Handler as System.Web.UI.Page;
 66 66            msg=msg.Replace("'","");
 67 67            msg=msg.Replace("\"","");
 68 68            msg=msg.Replace("\n",@"\n").Replace("\r",@"\r").Replace("\"",@"\""") ;
 69 69
 70 70            pages.Controls.Add(new System.Web.UI.LiteralControl("<script language=javascript>alert('" + msg + "');</script>"));
 71 71        }
 72 72        /**//**//**//// <summary>
 73 73        /**//// 窗体没有加载的时候如pageload的时候探出对话框
 74 74        /**//// </summary>
 75 75        public static void Alert_none(string msg)
 76 76        {
 77 77            Page pages;
 78 78            pages= HttpContext.Current.Handler as System.Web.UI.Page;
 79 79            msg=msg.Replace("'","");
 80 80            msg=msg.Replace("\"","");
 81 81            msg=msg.Replace("\n",@"\n").Replace("\r",@"\r").Replace("\"",@"\""") ;
 82 82            string retu = " alert('" + msg + "');";
 83 83            ClientWrite2( retu);
 84 84        }
 85 85        /**//**//**//// <summary>
 86 86        /**//// 加载以后写自己的脚本
 87 87        /**//// </summary>
 88 88        /**//// <param name="pages"></param>
 89 89        /**//// <param name="yourJs"></param>
 90 90        public static void ClientWrite(string yourJs)
 91 91        {
 92 92            Page pages;
 93 93            pages= HttpContext.Current.Handler as System.Web.UI.Page;
 94 94            pages.Controls.Add(new System.Web.UI.LiteralControl("<script language=javascript>" + yourJs  + "</script>"));
 95 95        }
 96 96        /**//**//**//// <summary>
 97 97        /**//// 加载以前写自己的脚本
 98 98        /**//// </summary>
 99 99        /**//// <param name="pages"></param>
100100        /**//// <param name="yourJs"></param>
101101        public static void ClientWrite2(string yourJs)
102102        {
103103            Page pages;
104104            pages= HttpContext.Current.Handler as System.Web.UI.Page;
105105            pages.Response.Write("<script language=javascript>");
106106            pages.Response.Write(yourJs );
107107            pages.Response.Write(" </script>");
108108        }
109109
110110        /**//**//**//// <summary>
111111        /**//// 得到刷新界面的字符串
112112        /**//// </summary>
113113        /**//// <returns></returns>
114114        public static string  RefreshWin()
115115        {
116116            return "window.location=window.location.href;";
117117        }
118118        /**//**//**//// <summary>
119119        /**//// 打开小窗体
120120        /**//// </summary>
121121        /**//// <param name="url"></param>
122122        /**//// <param name="width"></param>
123123        /**//// <param name="height"></param>
124124        /**//// <param name="top"></param>
125125        /**//// <param name="left"></param>
126126        public static void OpenLittleWindow(string url,int width,int height,int top,int left)
127127        {
128128            string str;
129129            str = "javascript:var popup;popup=window.open('{url}',null,'scrollbars=yes,status=no,width={width},height={height},top={top},left={left}');popup.opener=self.opener;self.close();";
130130            str = str.Replace("{width}", width.ToString());
131131            str = str.Replace("{height}", height.ToString());
132132            str = str.Replace("{top}", top.ToString());
133133            str = str.Replace("{left}", left.ToString());
134134            str=str.Replace("{url}",url);    
135135        }
136136
137137        /**//**//**//// <summary>
138138        /**//// 回车-〉tab
139139        /**//// </summary>
140140        /**//// <param name="page"></param>
141141        public static void ToTab()
142142        {
143143            Page page;
144144            page= HttpContext.Current.Handler as System.Web.UI.Page;
145145            System.Text.StringBuilder scriptFunction=new StringBuilder();
146146            scriptFunction.Append("<script language='javascript'>");
147147            scriptFunction.Append("       function returnTotab()");
148148            scriptFunction.Append("         {");
149149            scriptFunction.Append("          if(event.keyCode==13)    ");
150150            scriptFunction.Append("             {event.keyCode=9;     ");
151151            scriptFunction.Append("               return true;}       ");
152152            scriptFunction.Append("          } ");
153153            scriptFunction.Append("</script>");
154154            page.RegisterStartupScript("totab", scriptFunction.ToString());
155155            
156156        }
157157        /**//**//**//// <summary>
158158        /**//// tab->enter
159159        /**//// </summary>
160160        /**//// <param name="page"></param>
161161        public static void tabToEnter()
162162        {
163163            Page page;
164164            page= HttpContext.Current.Handler as System.Web.UI.Page;
165165             System.Text.StringBuilder scriptFunction=new StringBuilder();
166166            scriptFunction.Append("<script language='javascript'>");
167167            scriptFunction.Append("    function Tcheck()");
168168            scriptFunction.Append("         {");
169169            scriptFunction.Append("         if(event.keyCode==8||event.keyCode==9) ");
170170            scriptFunction.Append("          return true;");
171171            scriptFunction.Append("         else ");
172172            scriptFunction.Append("         {");
173173            scriptFunction.Append("          if(((event.keyCode>=48)++(event.keyCode<=57))||((event.keyCode>=96)++(event.keyCode<=105)))");
174174            scriptFunction.Append("              return true;");
175175            scriptFunction.Append("          else");
176176            scriptFunction.Append("          if(event.keyCode==13||event.keyCode==110||event.keyCode==190||event.keyCode==39)");
177177            scriptFunction.Append("             {event.keyCode=9;");
178178            scriptFunction.Append("               return true;}");
179179            scriptFunction.Append("            else");
180180            scriptFunction.Append("              return false;");
181181            scriptFunction.Append("        }");
182182            scriptFunction.Append("          }     ");
183183            scriptFunction.Append("</script>");
184184            page.RegisterStartupScript("switch", scriptFunction.ToString());
185185        }
186186        /**//**//**//// <summary>
187187        /**//// attachEvent
188188        /**//// </summary>
189189        /**//// <param name="controlToFocus"></param>
190190        /**//// <param name="page"></param>
191191        public static void attachEvent(Control[] controlToFocus)
192192        {
193193            Page page;
194194            page= HttpContext.Current.Handler as System.Web.UI.Page;
195195             System.Text.StringBuilder scriptFunction=new StringBuilder();
196196            string scriptClientId;
197197            scriptFunction.Append("<script language='javascript'>");
198198             
199199            foreach(Control con in controlToFocus)
200200            {
201201                scriptClientId = con.ClientID;
202202                scriptFunction.Append("document.getElementById('" + scriptClientId + "').attachEvent('onkeydown', Tcheck);");
203203            }
204204            scriptFunction.Append("</script>");
205205            page.RegisterStartupScript("attach", scriptFunction.ToString());
206206        }
207207        /**//**//**//// <summary>
208208        /**//// 
209209        /**//// </summary>
210210        /**//// <param name="controlToFocus"></param>
211211        /**//// <param name="page"></param>
212212        /**//// <param name="eventStr"></param>
213213        /**//// <param name="FuncStr"></param>
214214        public static void AttachEvent(Control[] controlToFocus,string eventStr,string FuncStr)
215215        {
216216            Page page;
217217            page= HttpContext.Current.Handler as System.Web.UI.Page;
218218            System.Text.StringBuilder scriptFunction=new StringBuilder();
219219            string scriptClientId;
220220            scriptFunction.Append("<script language='javascript'>");
221221            foreach(Control con in controlToFocus)
222222            {
223223                scriptClientId = con.ClientID;
224224                scriptFunction.Append("document.getElementById('" + scriptClientId + "').attachEvent('" + eventStr + "', " + FuncStr + ");");
225225            }
226226            scriptFunction.Append("</script>");
227227            page.RegisterStartupScript("attach2", scriptFunction.ToString());
228228        }
229229        /**//**//**//// <summary>
230230        /**//// 
231231        /**//// </summary>
232232        /**//// <param name="page"></param>
233233        public static void NumOnlyFun()
234234        {
235235            Page page;
236236            page= HttpContext.Current.Handler as System.Web.UI.Page;
237237            System.Text.StringBuilder scriptFunction=new StringBuilder();
238238            scriptFunction.Append("<script language='javascript'>");
239239            scriptFunction.Append("       function isNum()");
240240            scriptFunction.Append("         {");
241241            scriptFunction.Append("              if(event.keyCode==8||event.keyCode==9) ");
242242            scriptFunction.Append("                  return true;");
243243            scriptFunction.Append("             else ");
244244            scriptFunction.Append("             {");
245245            scriptFunction.Append("          if(((event.keyCode>=48)++(event.keyCode<=57))||((event.keyCode>=96)++(event.keyCode<=105)))");
246246            scriptFunction.Append("              return true;");
247247            scriptFunction.Append("          else");
248248            scriptFunction.Append("                return false;");
249249            scriptFunction.Append("        }");
250250            scriptFunction.Append("          } ");
251251            scriptFunction.Append("</script>");
252252            page.RegisterStartupScript("numonly", scriptFunction.ToString());
253253        }
254254    }