AspNetPager6.0分页控件 增强版

 增加了可自定义每页的记录数,并修订了在ajax的情况下,js不能动态绑定页面记录数绑定的问题

部分代码如下:

 

        /**/ /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Method[@name="RenderContents"]/*'/>          protected   override   void  RenderContents(HtmlTextWriter writer)         ... {            if (PageCount <= 1 && !AlwaysShow)                return;            if (ShowCustomInfoSection == ShowCustomInfoSection.Left)            ...{                writer.Write(GetCustomInfoText(CustomInfoHTML));                writer.RenderEndTag();                WriteCellAttributes(writer, false);                writer.AddAttribute(HtmlTextWriterAttribute.Class, CssClass);                writer.RenderBeginTag(HtmlTextWriterTag.Td);            }            int midpage = ((CurrentPageIndex - 1) / NumericButtonCount);            int pageoffset = midpage * NumericButtonCount;            int endpage = ((pageoffset + NumericButtonCount) > PageCount) ? PageCount : (pageoffset + NumericButtonCount);            this.CreateNavigationButton(writer, "first");            this.CreateNavigationButton(writer, "prev");            if (ShowPageIndex)            ...{                if (CurrentPageIndex > NumericButtonCount)                    CreateMoreButton(writer, pageoffset);                for (int i = pageoffset + 1; i <= endpage; i++)                ...{                    CreateNumericButton(writer, i);                }                if (PageCount > NumericButtonCount && endpage < PageCount)                    CreateMoreButton(writer, endpage + 1);            }            this.CreateNavigationButton(writer, "next");            this.CreateNavigationButton(writer, "last");            if ((ShowInputBox == ShowInputBox.Always) || (ShowInputBox == ShowInputBox.Auto && PageCount >= ShowBoxThreshold))            ...{                string inputClientID = this.UniqueID + "_input";                writer.Write("  ");                if (!string.IsNullOrEmpty(TextBeforeInputBox))                    writer.Write(TextBeforeInputBox);                writer.AddAttribute(HtmlTextWriterAttribute.Type, "text");                writer.AddStyleAttribute(HtmlTextWriterStyle.Width, "30px");                writer.AddAttribute(HtmlTextWriterAttribute.Value, CurrentPageIndex.ToString());                if (!string.IsNullOrEmpty(InputBoxStyle))                    writer.AddAttribute(HtmlTextWriterAttribute.Style, InputBoxStyle);                if (!string.IsNullOrEmpty(InputBoxClass))                    writer.AddAttribute(HtmlTextWriterAttribute.Class, InputBoxClass);                if (PageCount <= 1 && AlwaysShow)                    writer.AddAttribute(HtmlTextWriterAttribute.ReadOnly, "true");                writer.AddAttribute(HtmlTextWriterAttribute.Name, inputClientID);                writer.AddAttribute(HtmlTextWriterAttribute.Id, inputClientID);                string chkInputScript = "ANP_checkInput('" + inputClientID + "'," + PageCount.ToString() + ")";                string keydownScript = "ANP_keydown(event,'" + this.UniqueID + "_btn');";                string clickScript = "if(" + chkInputScript + "){ANP_goToPage(document.getElementById('" + inputClientID + "'));}";                writer.AddAttribute("onkeydown", keydownScript);                writer.RenderBeginTag(HtmlTextWriterTag.Input);                writer.RenderEndTag();                if (!string.IsNullOrEmpty(TextAfterInputBox))                    writer.Write(TextAfterInputBox);                writer.AddAttribute(HtmlTextWriterAttribute.Type, (UrlPaging == true) ? "Button" : "Submit");                writer.AddAttribute(HtmlTextWriterAttribute.Name, this.UniqueID);                writer.AddAttribute(HtmlTextWriterAttribute.Id, this.UniqueID + "_btn");                writer.AddAttribute(HtmlTextWriterAttribute.Value, SubmitButtonText);                if (!string.IsNullOrEmpty(SubmitButtonClass))                    writer.AddAttribute(HtmlTextWriterAttribute.Class, SubmitButtonClass);                if (!string.IsNullOrEmpty(SubmitButtonStyle))                    writer.AddAttribute(HtmlTextWriterAttribute.Style, SubmitButtonStyle);                //TODO:chen gang 2007-01-25 增加鼠标移动样式改变                if (SubmitButtonOnMouseOver != null && SubmitButtonOnMouseOver.Trim().Length > 0)                    writer.AddAttribute("onmouseover", "this.className='" + SubmitButtonOnMouseOver + "';");                if (SubmitButtonOnMouseOut != null && SubmitButtonOnMouseOut.Trim().Length > 0)                    writer.AddAttribute("onmouseout", "this.className='" + SubmitButtonOnMouseOut + "';");                if (PageCount <= 1 && AlwaysShow)                    writer.AddAttribute(HtmlTextWriterAttribute.Disabled, "true");                writer.AddAttribute(HtmlTextWriterAttribute.Onclick, (UrlPaging == true) ? clickScript : "return " + chkInputScript);                writer.RenderBeginTag(HtmlTextWriterTag.Input);                writer.RenderEndTag();            }            add by chengang#region add by chengang            //TODO:add by chengang 2007-01-18            if ((ShowSelectBox == ShowInputBox.Always) || (ShowSelectBox == ShowInputBox.Auto && PageCount * PageSize >= ShowSelectBoxThreshold))            ...{                string selectClientID = this.UniqueID + "_select";                 writer.Write("  ");                if (TextBeforeSelectBox != null)                    writer.Write(TextBeforeSelectBox);                writer.AddAttribute(HtmlTextWriterAttribute.Type,"text");                writer.AddStyleAttribute(HtmlTextWriterStyle.Width, "50px");                writer.AddAttribute(HtmlTextWriterAttribute.Value, this.PageSize.ToString());                if (SelectBoxStyle != null && SelectBoxStyle.Trim().Length > 0)                    writer.AddAttribute(HtmlTextWriterAttribute.Style, SelectBoxStyle);                if (SelectBoxClass != null && SelectBoxClass.Trim().Length > 0)                    writer.AddAttribute(HtmlTextWriterAttribute.Class, SelectBoxClass);                writer.AddAttribute(HtmlTextWriterAttribute.Name, selectClientID);                writer.AddAttribute(HtmlTextWriterAttribute.Id, selectClientID);                string postRef1 = "if(event.keyCode==13){__doPostBack('" + this.UniqueID + "',document.all['" + this.UniqueID + "_select'].value)}";                string keydownScript1 = "if(event.keyCode==13){event.returnValue=false;document.all['" + this.UniqueID + "'][1].click();}";                string clickScript1 = "location.href=BuildUrlString('" + urlPageSize + "',document.all['" + this.UniqueID + "_select'].value);";                string scriptRef = "doCheck(document.all['" + this.UniqueID + "_input'])";               // string scriptRef = "";                writer.AddAttribute("onchange", (UrlPaging == true) ? keydownScript1 : postRef1);                writer.RenderBeginTag(HtmlTextWriterTag.Select);                //writer.RenderEndTag();              //  writer.RenderBeginTag(HtmlTextWriterTag.Script);               // string scriptLoadSelect = "var selectitem = document.all("" + this.UniqueID + "_select");var oOption1 = document.createElement("OPTION");    oOption1.text = "" + this.PageSize.ToString() + "";oOption1.value = " + this.PageSize.ToString() + ";selectitem.add(oOption1);for(var i=5;i<=40;i=i+5){var oOption = document.createElement("OPTION");oOption.text = i;oOption.value = i;    selectitem.add(oOption);}var oOption = document.createElement("OPTION");    oOption.text = "全部";oOption.value = " + this.PageSize * this.PageCount + ";selectitem.add(oOption);";              //  writer.Write(scriptLoadSelect);                //TODO:实现功能:增加页面数设置的绑定,修订了js在ajax的情况不能对该设置的刷新.add by chengang 2007-01-18                 bool selectAll = true;                for(int i=5;i<=40;i=i+5)                ...{                    if (i == this.PageSize)                    ...{                        writer.AddAttribute(HtmlTextWriterAttribute.Selected, "Selected");                        selectAll = false;                    }                    writer.AddAttribute(HtmlTextWriterAttribute.Value, i.ToString());                    writer.RenderBeginTag(HtmlTextWriterTag.Option);                    writer.Write(i.ToString());                    writer.RenderEndTag();                }                //记录数超过1000                if (this.PageSize * this.PageCount < 1000)                ...{                    if (selectAll)                    ...{                        writer.AddAttribute(HtmlTextWriterAttribute.Selected, "Selected");                    }                    writer.AddAttribute(HtmlTextWriterAttribute.Value, (this.PageSize * this.PageCount).ToString());                    writer.RenderBeginTag(HtmlTextWriterTag.Option);                    writer.Write("全部");                    writer.RenderEndTag();                }                writer.RenderEndTag();                if (TextAfterSelectBox != null)                    writer.Write(TextAfterSelectBox);                writer.AddAttribute(HtmlTextWriterAttribute.Type, (UrlPaging == true) ? "Button" : "Submit");                writer.AddAttribute(HtmlTextWriterAttribute.Name, this.UniqueID + "");                writer.AddAttribute(HtmlTextWriterAttribute.Value, SubmitButtonSelectText);                if (SubmitButtonClass != null && SubmitButtonClass.Trim().Length > 0)                    writer.AddAttribute(HtmlTextWriterAttribute.Class, SubmitButtonClass);                if (SubmitButtonStyle != null && SubmitButtonStyle.Trim().Length > 0)                    writer.AddAttribute(HtmlTextWriterAttribute.Style, SubmitButtonStyle);                //TODO:chen gang 2007-01-25 增加鼠标移动样式改变                if (SelectBoxOnMouseOver != null && SelectBoxOnMouseOver.Trim().Length > 0)                    writer.AddAttribute("onmouseover", "this.className='" + SelectBoxOnMouseOver + "';");                if (SelectBoxOnMouseOut != null && SelectBoxOnMouseOut.Trim().Length > 0)                    writer.AddAttribute("onmouseout", "this.className='" + SelectBoxOnMouseOut + "';");                writer.AddAttribute(HtmlTextWriterAttribute.Onclick, (UrlPaging == true) ? clickScript1 : "return " + scriptRef);                writer.RenderBeginTag(HtmlTextWriterTag.Input);                writer.RenderEndTag();            }            #endregion add by chengang            if (ShowCustomInfoSection == ShowCustomInfoSection.Right)            ...{                writer.RenderEndTag();                WriteCellAttributes(writer, false);                writer.RenderBeginTag(HtmlTextWriterTag.Td);                writer.Write(GetCustomInfoText(CustomInfoHTML));            }        }          #endregion

如需要全部代码联系我msn:eme915@hotmail.com