/**\r
* Namespace: System.Web.UI.WebControls\r
* Class: Calendar\r
- * \r
+ *\r
* Author: Gaurav Vaish\r
* Maintainer: gvaish@iitk.ac.in\r
* Contact: <my_scripts2001@yahoo.com>, <gvaish@iitk.ac.in>\r
* Implementation: yes\r
- * Status: 60%\r
- * \r
+ * Status: 98%\r
+ *\r
* (C) Gaurav Vaish (2001)\r
*/\r
\r
public class Calendar : WebControl, IPostBackEventHandler\r
{\r
//\r
- \r
+\r
private TableItemStyle dayHeaderStyle;\r
private TableItemStyle dayStyle;\r
private TableItemStyle nextPrevStyle;\r
private static readonly object DayRenderEvent = new object();\r
private static readonly object SelectionChangedEvent = new object();\r
private static readonly object VisibleMonthChangedEvent = new object();\r
- \r
+\r
private Color defaultTextColor;\r
private System.Globalization.Calendar globCal;\r
\r
+ private static int MASK_WEEKEND = (0x01 << 0);\r
+ private static int MASK_OMONTH = (0x01 << 1);\r
+ private static int MASK_TODAY = (0x01 << 2);\r
+ private static int MASK_SELECTED = (0x01 << 3);\r
+ private static int MASK_DAY = (0x01 << 4);\r
+ private static int MASK_UNIQUE = MASK_WEEKEND | MASK_OMONTH | MASK_TODAY | MASK_SELECTED;\r
+\r
public Calendar(): base()\r
{\r
//TODO: Initialization\r
}\r
- \r
+\r
public int CellPadding\r
{\r
get\r
ViewState["CellSpacing"] = value;\r
}\r
}\r
- \r
+\r
public TableItemStyle DayHeaderStyle\r
{\r
get\r
return dayStyle;\r
}\r
}\r
- \r
+\r
public FirstDayOfWeek FirstDayOfWeek\r
{\r
get\r
ViewState["FirstDayOfWeek"] = value;\r
}\r
}\r
- \r
+\r
public string NextMonthText\r
{\r
get\r
ViewState["NextMonthText"] = value;\r
}\r
}\r
- \r
+\r
public NextPrevFormat NextPrevFormat\r
{\r
get\r
ViewState["NextPrevFormat"] = value;\r
}\r
}\r
- \r
+\r
public TableItemStyle NextPrevStyle\r
{\r
get\r
return nextPrevStyle;\r
}\r
}\r
- \r
+\r
public TableItemStyle OtherMonthDayStyle\r
{\r
get\r
return otherMonthDayStyle;\r
}\r
}\r
- \r
+\r
public string PrevMonthText\r
{\r
get\r
ViewState["PrevMonthText"] = value;\r
}\r
}\r
- \r
+\r
public DateTime SelectedDate\r
{\r
get\r
}\r
}\r
}\r
- \r
+\r
public SelectedDatesCollection SelectedDates\r
{\r
get\r
return selectedDates;\r
}\r
}\r
- \r
+\r
public TableItemStyle SelectedDayStyle\r
{\r
get\r
ViewState["SelectionMode"] = value;\r
}\r
}\r
- \r
+\r
public string SelectedMonthText\r
{\r
get\r
return selectorStyle;\r
}\r
}\r
- \r
+\r
public string SelectWeekText\r
{\r
get\r
ViewState["SelectWeekText"] = value;\r
}\r
}\r
- \r
+\r
public bool ShowDayHeader\r
{\r
get\r
ViewState["ShowDayHeader"] = value;\r
}\r
}\r
- \r
+\r
public bool ShowGridLines\r
{\r
get\r
ViewState["ShowGridLines"] = value;\r
}\r
}\r
- \r
+\r
public bool ShowNextPrevMonth\r
{\r
get\r
ViewState["ShowNextPrevMonth"] = value;\r
}\r
}\r
- \r
+\r
public bool ShowTitle\r
{\r
get\r
ViewState["TitleFormat"] = value;\r
}\r
}\r
- \r
+\r
public TableItemStyle TitleStyle\r
{\r
get\r
return titleStyle;\r
}\r
}\r
- \r
+\r
public TableItemStyle TodayDayStyle\r
{\r
get\r
return todayDayStyle;\r
}\r
}\r
- \r
+\r
public DateTime TodaysDate\r
{\r
get\r
ViewState["TodaysDate"] = value;\r
}\r
}\r
- \r
+\r
public DateTime VisibleDate\r
{\r
get\r
ViewState["VisibleDate"] = value;\r
}\r
}\r
- \r
+\r
public TableItemStyle WeekendDayStyle\r
{\r
get\r
return weekendDayStyle;\r
}\r
}\r
- \r
+\r
public event DayRenderEventHandler DayRender\r
{\r
add\r
Events.RemoveHandler(DayRenderEvent, value);\r
}\r
}\r
- \r
+\r
public event EventHandler SelectionChanged\r
{\r
add\r
Events.RemoveHandler(VisibleMonthChangedEvent, value);\r
}\r
}\r
- \r
+\r
protected virtual void OnDayRender(TableCell cell, CalendarDay day)\r
{\r
if(Events!=null)\r
dreh(this, new DayRenderEventArgs(cell, day));\r
}\r
}\r
- \r
+\r
protected virtual void OnSelectionChanged()\r
{\r
if(Events!=null)\r
eh(this, new EventArgs());\r
}\r
}\r
- \r
+\r
protected virtual void OnVisibleMonthChanged(DateTime newDate, DateTime prevDate)\r
{\r
if(Events!=null)\r
}\r
}\r
}\r
- \r
+\r
protected override void Render(HtmlTextWriter writer)\r
{\r
//TODO: Implement me\r
- throw new NotImplementedException();\r
globCal = DateTimeFormatInfo.CurrentInfo.Calendar;\r
DateTime visDate = GetEffectiveVisibleDate()\r
DateTime firstDate = GetFirstCalendarDay(visDate);\r
\r
- /*\r
- * ForeColor else defaultTextColor\r
- * Draw a table\r
- * if(ControlStyleCreated())\r
- * then\r
- * {\r
- * ApplyStyle(ControlStyle)\r
- * }\r
- * GridLines?\r
- * RenderBeginTag(writer)\r
- * RenderTitle(writer, visibleDate from GetEffectiveVisibleDate, this.SelectionMode, IsEnabled)\r
- * if(ShowHeader)\r
- * RenderHeader(writer, visibleDate, SelectionMode, IsEnabled, \r
- * RenderAllDays\r
- * RenderEndTag(writer)\r
- */\r
+ bool isEnabled = false;\r
+ bool isHtmlTextWriter = false;\r
+ if(Page == null || Site == null || Site.DesignMode == null )\r
+ {\r
+ isEnabled = false;\r
+ isHtmlTextWriter = false;\r
+ } else\r
+ {\r
+ isEnabled = Enabled;\r
+ isHtmlTextWriter = (writer.GetType() != typeof(HtmlTextWriter));\r
+ }\r
+ defaultTextColor = ForeColor;\r
+ if(defaultTextColor == Color.Empty)\r
+ defaultTextColor = Color.Black;\r
+ \r
+ Table calTable = new Table();\r
+ calTable.ID = ID;\r
+ calTable.CopyBaseAttributes(this);\r
+ if(ControlStyleCreated)\r
+ ApplyStyle(ControlStyle);\r
+ calTable.Width = Width;\r
+ calTable.Height = Height;\r
+ calTable.CellSpacing = CellSpacing;\r
+ calTable.CellPadding = CellPadding;\r
+ \r
+ if(ControlStyleCreated && ControlStyle.IsSet(Style.BORDERWIDTH) && BorderWidth != Unit.Empty)\r
+ {\r
+ calTable.BorderWidth = BorderWidth;\r
+ } else\r
+ {\r
+ calTable.BorderWidth = Unit.Pixel(1);\r
+ }\r
+ \r
+ if(ShowGridLines)\r
+ calTable.GridLines = GridLines.Both;\r
+ else\r
+ calTable.GridLines = GridLines.None;\r
+ \r
+ calTable.RenderBeginTag(writer);\r
+ if(ShowTitle)\r
+ RenderTitle(writer, visDate, SelectionMode, isEnabled);\r
+ if(ShowDayHeader)\r
+ RenderHeader(writer, firstDate, SelectionMode, isEnabled, isHtmlTextWriter);\r
+ RenderAllDays(writer, firstDate, visDate, SelectionMode, isEnabled, isHtmlTextWriter);\r
+ \r
+ calTable.RenderEndTag(writer);\r
}\r
- \r
+\r
protected override ControlCollection CreateControlCollection()\r
{\r
return new EmptyControlCollection(this);\r
}\r
- \r
+\r
protected override void LoadViewState(object savedState)\r
{\r
if(savedState!=null)\r
WeekendDayStyle.LoadViewState(states[9]);\r
}\r
}\r
- \r
+\r
protected override object SaveViewState()\r
{\r
ViewState["_CalendarSelectedDates"] = (SelectedDates.Count > 0 ? selectedDates : null);\r
}\r
return null;\r
}\r
- \r
+\r
protected override void TrackViewState(): TrackViewState()\r
{\r
if(titleStyle!=null)\r
selectorStyle.TrackViewState();\r
}\r
}\r
- \r
+\r
+ [MonoTODO("Individual_Day_Rendering_Part_Left")]\r
private void RenderAllDays(HtmlTextWriter writer, DateTime firstDay, DateTime activeDate, CalendarSelectionMode mode, bool isActive, bool isDownLevel)\r
{\r
+ TableCell weeksCell;\r
+ string weeksCellData;\r
+ bool isWeekMode = (mode == CalendarSelectionMode.DayWeek || mode == CalendarSelectionMode.DayWeekMonth);\r
+ if(isWeekMode)\r
+ {\r
+ weeksCell = new TableCell();\r
+ weeksCell.Width = Unit.Percentage(12);\r
+ weeksCell.HorizontalAlign = HorizontalAlign.Center;\r
+ weeksCell.ApplyStyle(SelectorStyle);\r
+ if(!isDownLevel)\r
+ weeksCellData = GetHtmlForCell(weeksCell, isActive);\r
+ }\r
+ bool dayRenderBool = false;\r
+ if(GetType() != typeof(Calendar) || Events[DayRenderEvent] != null || !isDownLevel)\r
+ dayRenderBool = true;\r
+\r
+ string[] content = new string[0x01 << 4];\r
+ int definedStyles = MASK_SELECTED;\r
+ if(weekendStyle != null && !weekendStyle.IsEmpty)\r
+ definedStyles |= MASK_WEEKEND;\r
+ if(otherMonthStyle != null && !otherMonthStyle.IsEmpty)\r
+ definedStyles |= MASK_OMONTH;\r
+ if(todayDayStyle != null && todayDayStyle.IsEmpty)\r
+ definedStyles |= MASK_TODAY;\r
+ if(dayStyle != null && !dayStyle.IsEmpty)\r
+ definedStyles |= MASK_DAY;\r
+\r
+ bool selectDayBool = false;\r
+ if(isActive && mode != CalendarSelectionMode.None)\r
+ {\r
+ selectDayBool = true;\r
+ }\r
+ \r
+ for(int crr = 0; crr < 6; crr++)\r
+ {\r
+ writer.Write("<tr>");\r
+ if(isWeekMode)\r
+ {\r
+ if(isDownLevel)\r
+ {\r
+ string cellText = GetCalendarLinkText("selectWeek" + crr.ToString(), SelectWeekText, isActive, weeksCell.ForeColor);\r
+ weeksCell.Text = cellText;\r
+ RenderCalendarCell(writer, weeksCell, cellText);\r
+ } else\r
+ {\r
+ if(isActive)\r
+ {\r
+ writer.Write(String.Format(weeksCellData, "selectWeek" + crr.ToString(), SelectWeekText));\r
+ } else\r
+ {\r
+ writer.Write(String.Format(weeksCellData, "selectWeek" + crr.ToString()));\r
+ }\r
+ }\r
+ }\r
+ for(int crc = 0; crc < 7; crc++)\r
+ {\r
+ // have to display for each day in the week.\r
+ throw new NotImplementedException();\r
+ }\r
+ }\r
+\r
throw new NotImplementedException();\r
- //TODO: Implement me\r
- /*\r
- * "<tr>"\r
- * "</tr>"\r
- */\r
}\r
\r
+ private int GetMask(CalendarDay day)\r
+ {\r
+ int retVal = MASK_DAY;\r
+ if(day.IsSelected)\r
+ retVal |= MASK_SELECTED;\r
+ if(day.IsToday)\r
+ retVal |= MASK_TODAY;\r
+ if(day.IsOtherMonth)\r
+ retVal |= MASK_OMONTH;\r
+ if(day.IsWeekend)\r
+ retVal |= MASK_WEEKEND;\r
+ return retVal;\r
+ }\r
+\r
+ /// <remarks>\r
+ /// Refers to the second line of the calendar, that contains a link\r
+ /// to select whole month, and weekdays as defined by DayNameFormat\r
+ /// </remarks>\r
private void RenderHeader(HtmlTextWriter writer, DateTime firstDay, CalendarSelectionMode mode, bool isActive, bool isDownLevel)\r
{\r
- throw new NotImplementedException();\r
- //TODO: Implement Me\r
- /*\r
- * "<tr>"\r
- * "</tr>"\r
- */\r
+ writer.Write("<tr>");\r
+ bool isWeekMode = (mode == CalendarSelectionMode.DayWeek || mode == CalendarSelectionMode.DayWeekMonth);\r
+ TableCell headerCell = new TableCell();\r
+ headerCell.HorizontalAlign = HorizontalAlign.Center;\r
+ string selMthText = String.Empty;\r
+ if(isWeekMode)\r
+ {\r
+ headerCell.ApplyStyle(SelectorStyle);\r
+ selMthText = GetCalendarLinkText("selectMonth", SelectMonthText, isActive, SelectorStyle.ForeColor);\r
+ } else\r
+ {\r
+ headerCell.ApplyStyle(DayHeaderStyle);\r
+ }\r
+ RenderCalendarCell(writer, headerCell, selMthText);\r
+ \r
+ TableCell dayHeaderCell = new TableCell();\r
+ dayHeaderCell.HorizontalAlign = HorizontalAlign.Center;\r
+ string content = null;\r
+ if(!isDownLevel)\r
+ {\r
+ content = GetHtmlForCell(dayHeaderCell, isActive);\r
+ }\r
+ int dayOfWeek = (int)globCal.GetDayOfWeek(firstDay);\r
+ for(int currDay = dayOfWeek; currDay < dayOfWeek + 7; currDay++)\r
+ {\r
+ int effDay = (currDay % 7);\r
+ string currDayContent = String.Empty;\r
+ switch(DayNameFormat)\r
+ {\r
+ DayNameFormat.Full: currDayContent = DateTimeFormatInfo.GetDayName(effDay);\r
+ break;\r
+ DayNameFormat.FirstLetter: currDayContent = DateTimeFormatInfo.GetDayName(effDay).Substring(0,1);\r
+ break;\r
+ DayNameFormat.FirstTwoLetters: currDayContent = DateTimeFormatInfo.GetDayName(effDay).Substring(0,2);\r
+ break;\r
+ DayNameFormat.Short:\r
+ default: currDayContent = DateTimeFormatInfo.GetAbbreviatedDayName(effDay);\r
+ break;\r
+ }\r
+ if(isDownLevel)\r
+ {\r
+ RenderCalendarCell(writer, dayHeaderCell, currDayContent);\r
+ } else\r
+ {\r
+ writer.Write(String.Format(content, currDayContent);\r
+ }\r
+ }\r
+ writer.Write("</tr>");\r
}\r
- \r
+\r
private void RenderTitle(HtmlTextWriter writer, DateTime visibleDate, CalendarSelectionMode mode, bool isActive)\r
{\r
- throw new NotImplementedException();\r
- //TODO: Implement me\r
- /*\r
- * Make a row with the following contents: "<tr>"\r
- * Draw a table, with cell having the following properties\r
- * if(mode==CalendarSelectionMode.DayWeek || mode==CalendarSelectionMode.DayWeekMonth)\r
- * then draw a column with colspan=8\r
- * else\r
- * draw with colspan=7\r
- * set gridlines?\r
- * set width\r
- * set cellspacing\r
- * ApplyStyleToTitle(table, cell, style)\r
- * RenderBeginTag(writer)\r
- * RenderBeginTag(writer)\r
- * "<tr>"\r
- * -> The next/previous months things\r
- * GetCalendarText("previousMonth", PrevMonthText, NextPrevStyle.ForeColor, isActive)\r
- * RenderCalendarCell(writer, cell, ^^^)\r
- * ..\r
- * ..\r
- * Then for NextMonthText\r
- * "</tr>"\r
- * "</tr>"\r
- */\r
+ writer.Write("<tr>");\r
+ Table innerTable = new Table();\r
+ TableCell titleCell = new TableCell();\r
+ bool isWeekMode = (mode == CalendarSelectionMode.DayWeek || mode == CalendarSelectionMode.DayWeekMonth);\r
+ titleCell.ColumnSpan = (isWeekMode ? 8 : 7);\r
+ titleCell.BackColor = "Silver";\r
+ \r
+ innerTable.GridLines = GridLine.None;\r
+ innerTable.Width = Unit.Percentage(100);\r
+ innerTable.CellSpacing = 0;\r
+ ApplyTitleStyle(innerTable, titleCell, TitleStyle);\r
+ \r
+ innerTable.RenderBeginTag(writer);\r
+ titleCell.RenderBeginTag(writer);\r
+ \r
+ writer.Write("<tr>");\r
+ string prevContent = String.Empty;\r
+ if(ShowNextPrevMonth)\r
+ {\r
+ TableCell prevCell = new TableCell();\r
+ prevCell.Width = Unit.Percentage(15);\r
+ prevCell.HorizontalAlign = HorizontalAlign.Left;\r
+ if(NextPrevFormat == NextPrevFormat.CustomText)\r
+ {\r
+ prevContent = PrevMonthText;\r
+ } else\r
+ {\r
+ int pMthInt = globCal.GetMonth(globCal.AddMonths(visibleDate, -1));\r
+ if(NextPrevFormat == NextPrevFormat.FullText)\r
+ prevContent = DateTimeFormatInfo.CurrentInfo.GetMonthName(pMthInt);\r
+ else\r
+ prevContent = DateTimeFormatInfo.CurrentInfo.GetAbbreviatedMonthName(pMthInt);\r
+ }\r
+ prevCell.ApplyStyle(NextPrevStyle);\r
+ RenderCalendarCell(writer, prevCell, GetCalendarLinkText("prevMonth", prevContent, isActive, NextPrevStyle.ForeColor));\r
+ }\r
+ TableCell currCell = new TableCell();\r
+ currCell.Width = Unit.Percentage(70);\r
+ if(TitleStyle.HorizontalAlign == HorizontalAlign.NotSet)\r
+ currCell.HorizontalAlign = HorizontalAlign.Center;\r
+ else\r
+ currCell.HorizontalAlign = TitleStyle.HorizontalAlign;\r
+ currCell.Wrap = TitleStyle.Wrap;\r
+ string currMonthContent = String.Empty;\r
+ if(TitleFormat == TitleFormat.Month)\r
+ {\r
+ currMonthContent = visibleDate.ToString("MMMM");\r
+ } else\r
+ {\r
+ string cmcFmt = DateTimeFormatInfo.CurrentInfo.YearMonthPattern;\r
+ if(cmcFmt.IndexOf(',') >= 0)\r
+ {\r
+ cmcFmt = "MMMM yyyy";\r
+ }\r
+ currMonthContent = visibleDate.ToString(cmcFmt);\r
+ }\r
+ string nextContent = String.Empty;\r
+ if(ShowNextPrevMonth)\r
+ {\r
+ TableCell nextCell = new TableCell();\r
+ nextCell.Width = Unit.Percentage(15);\r
+ nextCell.HorizontalAlign = HorizontalAlign.Left;\r
+ if(NextPrevFormat == NextPrevFormat.CustomText)\r
+ {\r
+ nextContent = PrevMonthText;\r
+ } else\r
+ {\r
+ int nMthInt = globCal.GetMonth(globCal.AddMonths(visibleDate, 1));\r
+ if(NextPrevFormat == NextPrevFormat.FullText)\r
+ nextContent = DateTimeFormatInfo.CurrentInfo.GetMonthName(nMthInt);\r
+ else\r
+ nextContent = DateTimeFormatInfo.CurrentInfo.GetAbbreviatedMonthName(nMthInt);\r
+ }\r
+ nextCell.ApplyStyle(NextPrevStyle);\r
+ RenderCalendarCell(writer, nextCell, GetCalendarLinkText("nextMonth", nextContent, isActive, NextPrevStyle.ForeColor));\r
+ }\r
+ \r
+ writer.Write("</tr>");\r
+ titleCell.RenderEndTag(writer);\r
+ innerTable.RenderEndTag(writer);\r
+ \r
+ writer.Write("</tr>");\r
}\r
- \r
- private void ApplyStyleToTitle(Table table, TableCell cell, TableItemStyle style)\r
+\r
+ private void ApplyTitleStyle(Table table, TableCell cell, TableItemStyle style)\r
{\r
- throw new NotImplementedException();\r
- //TODO: Implement me\r
- /*\r
- * Font\r
- * Background color\r
- * Foreground color\r
- * Border color\r
- * Border width\r
- * Border style\r
- * Vertical alignment\r
- */\r
+ if(style.BackColor != Color.Empty)\r
+ {\r
+ cell.BackColor = style.BackColor;\r
+ }\r
+ if(style.BorderStyle != BorderStyle.NotSet)\r
+ {\r
+ cell.BorderStyle = style.BorderStyle;\r
+ }\r
+ if(style.BorderColor != Color.Empty)\r
+ {\r
+ cell.BorderColor = style.BorderColor;\r
+ }\r
+ if(style.BorderWidth != Unit.Empty)\r
+ {\r
+ cell.BorderWidth = style.BorderWidth;\r
+ }\r
+ if(style.Height != Unit.Empty)\r
+ {\r
+ cell.Height = style.Height;\r
+ }\r
+ if(style.VerticalAlign != VerticalAlign.NotSet)\r
+ {\r
+ cell.VerticalAlign = style.VerticalAlign;\r
+ }\r
+ \r
+ if(style.ForeColor != Color.Empty)\r
+ {\r
+ table.ForeColor = style.ForeColor;\r
+ } else if(ForeColor != Color.Empty)\r
+ {\r
+ table.ForeColor = ForeColor;\r
+ }\r
+ \r
+ table.Font.CopyFrom(style.Font);\r
+ table.Font.MergeWith(Font);\r
}\r
- \r
+\r
private void RenderCalendarCell(HtmlTextWriter writer, TableCell cell, string text)\r
{\r
cell.RenderBeginTag(writer);\r
writer.Write(text);\r
cell.RenderEndTag(writer);\r
}\r
- \r
+\r
private DateTime GetFirstCalendarDay(DateTime visibleDate)\r
{\r
DayOfWeek firstDay = ( FirstDayOfWeek == FirstDayOfWeek.Default ? DateTimeFormatInfo.CurrentInfo.FirstDayOfWeek : FirstDayOfWeek);\r
}\r
return globCal.AddDays(visibleDate, -days);\r
}\r
- \r
+\r
private DateTime GetEffectiveVisibleDate()\r
{\r
DateTime dt = VisibleDate;\r
}\r
return new DateTime(globCal.GetYear(dt), globCal.GetMonth(dt), globCal.GetDayOfMonth(dt), globCal);\r
}\r
- \r
+\r
/// <summary>\r
/// Creates text to be displayed, with all attributes if to be\r
/// shown as a hyperlink\r
/// </summary>\r
- private string GetCalendarText(string eventArg, string text, Color foreground, bool isLink)\r
+ private string GetCalendarLinkText(string eventArg, string text, Color foreground, bool isLink)\r
{\r
if(isLink)\r
{\r
{\r
StringWriter sw = new StringWriter();\r
HtmlTextWriter htw = new HtmlTextWriter(sw);\r
- RenderBeginTag(htw);\r
+ cell.RenderBeginTag(htw);\r
if(showLinks)\r
{\r
- //sw.Write(GetCalendarText(,,ForeColor, true));\r
- //TODO: Implement me\r
+ htw.Write(GetCalendarLinkText("{0}", "{1}", cell.ForeColor, showLinks));\r
+ } else\r
+ {\r
+ htw.Write("{0}");\r
}\r
- throw new NotImplementedException();\r
+ cell.RenderEndTag(htw);\r
+ return sw.ToString();\r
}\r
- \r
+\r
internal DateTime SelectRangeInternal(DateTime fromDate, DateTime toDate, DateTime visibleDate)\r
{\r
TimeSpan span = fromDate - toDate;\r
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