aspnetpager.cs

asp.net分页控件源码

                    return cloneFrom.NumericButtonCount;
                object obj = ViewState["NumericButtonCount"];
                return (obj == null) ? 10 : (int)obj;
            }
            set { ViewState["NumericButtonCount"] = value; }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="ShowDisabledButtons"]/*'/>
        [Browsable(true), Themeable(false), ANPCategory("cat_Navigation"), ANPDescription("desc_ShowDisabledButtons"), DefaultValue(true)]
        public bool ShowDisabledButtons
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.ShowDisabledButtons;
                object obj = ViewState["ShowDisabledButtons"];
                return (obj == null) ? true : (bool)obj;
            }
            set
            {
                ViewState["ShowDisabledButtons"] = value;
            }
        }

        #endregion

        #region Image Buttons

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="ImagePath"]/*'/>
        [Browsable(true), Category("Appearance"), ANPDescription("desc_ImagePath"), DefaultValue(null)]
        public string ImagePath
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.ImagePath;
                string imgPath = (string)ViewState["ImagePath"];
                if (imgPath != null)
                    imgPath = this.ResolveUrl(imgPath);
                return imgPath;
            }
            set
            {
                string imgPath = value.Trim().Replace("\\", "/");
                ViewState["ImagePath"] = (imgPath.EndsWith("/")) ? imgPath : imgPath + "/";
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="ButtonImageExtension"]/*'/>
        [Browsable(true), Themeable(false), Category("Appearance"), DefaultValue(".gif"), ANPDescription("desc_ButtonImageExtension")]
        public string ButtonImageExtension
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.ButtonImageExtension;
                object obj = ViewState["ButtonImageExtension"];
                return (obj == null) ? ".gif" : (string)obj;
            }
            set
            {
                string ext = value.Trim();
                ViewState["ButtonImageExtension"] = (ext.StartsWith(".")) ? ext : ("." + ext);
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="ButtonImageNameExtension"]/*'/>
        [Browsable(true), Themeable(false), DefaultValue(null), Category("Appearance"), ANPDescription("desc_ButtonImageNameExtension")]
        public string ButtonImageNameExtension
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.ButtonImageNameExtension;
                object obj = ViewState["ButtonImageNameExtension"];
                return (obj == null) ? null : (string)obj;
            }
            set
            {
                ViewState["ButtonImageNameExtension"] = value;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="CpiButtonImageNameExtension"]/*'/>
        [Browsable(true), Themeable(false), DefaultValue(null), Category("Appearance"), ANPDescription("desc_CpiButtonImageNameExtension")]
        public string CpiButtonImageNameExtension
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.CpiButtonImageNameExtension;
                object obj = ViewState["CpiButtonImageNameExtension"];
                return (obj == null) ? ButtonImageNameExtension : (string)obj;
            }
            set
            {
                ViewState["CpiButtonImageNameExtension"] = value;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="DisabledButtonImageNameExtension"]/*'/>
        [Browsable(true), Themeable(false), DefaultValue(null), Category("Appearance"), ANPDescription("desc_DisabledButtonImageNameExtension")]
        public string DisabledButtonImageNameExtension
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.DisabledButtonImageNameExtension;
                object obj = ViewState["DisabledButtonImageNameExtension"];
                return (obj == null) ? ButtonImageNameExtension : (string)obj;
            }
            set
            {
                ViewState["DisabledButtonImageNameExtension"] = value;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="ButtonImageAlign"]/*'/>
        [Browsable(true), ANPDescription("desc_ButtonImageAlign"), DefaultValue(ImageAlign.NotSet), Category("Appearance")]
        public ImageAlign ButtonImageAlign
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.ButtonImageAlign;
                object obj = ViewState["ButtonImageAlign"];
                return (obj == null) ? ImageAlign.NotSet : (ImageAlign)obj;
            }
            set
            {
                if (value != ImageAlign.Right && value != ImageAlign.Left)
                    ViewState["ButtonImageAlign"] = value;
            }
        }


        #endregion

        #region Paging

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="UrlPaging"]/*'/>
        [Browsable(true), ANPCategory("cat_Paging"), DefaultValue(false), ANPDescription("desc_UrlPaging")]
        public bool UrlPaging
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.UrlPaging;
                object obj = ViewState["UrlPaging"];
                return (null == obj) ? false : (bool)obj;
            }
            set
            {
                ViewState["UrlPaging"] = value;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="UrlPageIndexName"]/*'/>
        [Browsable(true), DefaultValue("page"), ANPCategory("cat_Paging"), ANPDescription("desc_UrlPageIndexName")]
        public string UrlPageIndexName
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.UrlPageIndexName;
                object obj = ViewState["UrlPageIndexName"];
                return (null==obj)?"page":(string)obj;
            }
            set { ViewState["UrlPageIndexName"] = value; }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="CurrentPageIndex"]/*'/>
        [ReadOnly(true), Browsable(false), ANPDescription("desc_CurrentPageIndex"), ANPCategory("cat_Paging"), DefaultValue(1), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public int CurrentPageIndex
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.CurrentPageIndex;
                object cpage = ViewState["CurrentPageIndex"];
                int pindex = (cpage == null) ? 1 : (int)cpage;
                if (pindex > PageCount && PageCount > 0)
                    return PageCount;
                else if (pindex < 1)
                    return 1;
                return pindex;
            }
            set
            {
                int cpage = value;
                if (cpage < 1)
                    cpage = 1;
                else if (cpage > this.PageCount)
                    cpage = this.PageCount;
                ViewState["CurrentPageIndex"] = cpage;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="RecordCount"]/*'/>
        [Browsable(false), ANPDescription("desc_RecordCount"), Category("Data"), DefaultValue(0)]
        public int RecordCount
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.RecordCount;
                object obj = ViewState["Recordcount"];
                return (obj == null) ? 0 : (int)obj;
            }
            set { ViewState["Recordcount"] = value; }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="PagesRemain"]/*'/>
        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public int PagesRemain
        {
            get
            {
                return PageCount - CurrentPageIndex;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="PageSize"]/*'/>
        [Browsable(true), ANPDescription("desc_PageSize"), ANPCategory("cat_Paging"), DefaultValue(10)]
        public int PageSize
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.PageSize;
                object obj = ViewState["PageSize"];
                return (obj == null) ? 10 : (int)obj;
            }
            set
            {
                ViewState["PageSize"] = value;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="RecordsRemain"]/*'/>
        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public int RecordsRemain
        {
            get
            {
                if (CurrentPageIndex < PageCount)
                    return RecordCount - (CurrentPageIndex * PageSize);
                return 0;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="StartRecordIndex"]/*'/>
        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public int StartRecordIndex
        {
            get
            {
                return (CurrentPageIndex - 1) * PageSize + 1;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="EndRecordIndex"]/*'/>
        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public int EndRecordIndex
        {
            get
            {
                return RecordCount - RecordsRemain;
            }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="PageCount"]/*'/>
        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
        public int PageCount
        {
            get
            {
                if (RecordCount == 0)
                    return 1;
                return (int)Math.Ceiling((double)RecordCount / (double)PageSize);
            }
        }


        #endregion

        #region TextBox and Submit Button

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="ShowInputBox"]/*'/>
        [Browsable(true), Themeable(false), ANPDescription("desc_ShowInputBox"), ANPCategory("cat_InputBox"), DefaultValue(ShowInputBox.Auto)]
        public ShowInputBox ShowInputBox
        {
            get
            {
                if (null != cloneFrom)
                    return cloneFrom.ShowInputBox;
                object obj = ViewState["ShowInputBox"];
                return (obj == null) ? ShowInputBox.Auto : (ShowInputBox)obj;
            }
            set { ViewState["ShowInputBox"] = value; }
        }

        /// <include file='AspNetPagerDocs.xml' path='AspNetPagerDoc/Property[@name="InputBoxClass"]/*'/>
        [Browsable(true), ANPCategory("cat_InputBox"), DefaultValue(null), ANPDescription("desc_InputBoxClass")]
        public string InputBoxClass