//
// System.Web.UI.WebControls.Table.cs
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System.ComponentModel;
using System.Security.Permissions;
namespace System.Web.UI.WebControls{
// CAS
[AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
[AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
// attributes
[DefaultProperty ("Rows")]
[Designer ("System.Web.UI.Design.WebControls.TableDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
[ParseChildren (true, "Rows")]
#if NET_2_0
[SupportsEventValidation]
public class Table : WebControl, IPostBackEventHandler
{
#else
public class Table : WebControl
{
#endif
TableRowCollection rows;
#if NET_2_0
bool generateTableSections;
#endif
public Table ()
: base (HtmlTextWriterTag.Table)
{
}
#if NET_2_0
internal bool GenerateTableSections {
get { return generateTableSections; }
set { generateTableSections = value; }
}
[Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
[UrlProperty]
#else
[Bindable (true)]
[Editor ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, typeof (System.Drawing.Design.UITypeEditor))]
#endif
[DefaultValue ("")]
[WebSysDescription ("")]
[WebCategory ("Appearance")]
public virtual string BackImageUrl {
get {
if (!ControlStyleCreated)
return String.Empty; // default value
return TableStyle.BackImageUrl;
}
set { TableStyle.BackImageUrl = value; }
}
// note: it seems that Caption and CaptionAlign appeared in 1.1 SP1
[DefaultValue ("")]
#if NET_2_0
[Localizable (true)]
#endif
[WebSysDescription ("")]
[WebCategory ("Accessibility")]
public virtual string Caption {
get {
object o = ViewState ["Caption"];
return (o == null) ? String.Empty : (string) o;
}
set {
if (value == null)
ViewState.Remove ("Caption");
else
ViewState ["Caption"] = value;
}
}
[DefaultValue (TableCaptionAlign.NotSet)]
[WebCategory ("Accessibility")]
public virtual TableCaptionAlign CaptionAlign {
get {
object o = ViewState ["CaptionAlign"];
return (o == null) ? TableCaptionAlign.NotSet : (TableCaptionAlign) o;
}
set {
if ((value < TableCaptionAlign.NotSet) || (value > TableCaptionAlign.Right)) {
throw new ArgumentOutOfRangeException (Locale.GetText ("Invalid TableCaptionAlign value."));
}
ViewState ["CaptionAlign"] = value;
}
}
#if ONLY_1_1
[Bindable (true)]
#endif
[DefaultValue (-1)]
[WebSysDescription ("")]
[WebCategory ("Appearance")]
public virtual int CellPadding {
get {
if (!ControlStyleCreated)
return -1; // default value
return TableStyle.CellPadding;
}
set { TableStyle.CellPadding = value; }
}
#if ONLY_1_1
[Bindable (true)]
#endif
[DefaultValue (-1)]
[WebSysDescription ("")]
[WebCategory ("Appearance")]
public virtual int CellSpacing {
get {
if (!ControlStyleCreated)
return -1; // default value
return TableStyle.CellSpacing;
}
set { TableStyle.CellSpacing = value; }
}
#if ONLY_1_1
[Bindable (true)]
#endif
[DefaultValue (GridLines.None)]
[WebSysDescription ("")]
[WebCategory ("Appearance")]
public virtual GridLines GridLines {
get {
if (!ControlStyleCreated)
return GridLines.None; // default value
return TableStyle.GridLines;
}
set { TableStyle.GridLines = value; }
}
#if ONLY_1_1
[Bindable (true)]
#endif
[DefaultValue (HorizontalAlign.NotSet)]
[WebSysDescription ("")]
[WebCategory ("Layout")]
public virtual HorizontalAlign HorizontalAlign {
get {
if (!ControlStyleCreated)
return HorizontalAlign.NotSet; // default value
return TableStyle.HorizontalAlign;
}
set { TableStyle.HorizontalAlign = value; }
}
[MergableProperty (false)]
[PersistenceMode (PersistenceMode.InnerDefaultProperty)]
[WebSysDescription ("")]
public virtual TableRowCollection Rows {
get {
if (rows == null)
rows = new TableRowCollection (this);
return rows;
}
}
private TableStyle TableStyle {
get { return (ControlStyle as TableStyle); }
}
protected override void AddAttributesToRender (HtmlTextWriter writer)
{
base.AddAttributesToRender (writer);
if (!ControlStyleCreated || TableStyle.IsEmpty) {
// for some reason border=X seems to be always present
// and isn't rendered as a style attribute
writer.AddAttribute (HtmlTextWriterAttribute.Border, "0", false);
}
}
protected override ControlCollection CreateControlCollection ()
{
return new RowControlCollection (this);
}
protected override Style CreateControlStyle ()
{
return new TableStyle (ViewState);
}
#if NET_2_0
protected internal
#else
protected
#endif
override void RenderContents (HtmlTextWriter writer)
{
#if NET_2_0
TableRowSection currentTableSection = TableRowSection.TableHeader;
TableRowSection rowSection;
bool sectionStarted = false;
#endif
if (Rows.Count > 0) {
foreach (TableRow row in Rows) {
#if NET_2_0
if (generateTableSections) {
rowSection = row.TableSection;
if (rowSection < currentTableSection)
throw new HttpException ("The table " + ID + " must contain row sections in order of header, body, then footer.");
if (currentTableSection != rowSection) {
if (sectionStarted) {
writer.RenderEndTag ();
sectionStarted = false;
}
currentTableSection = rowSection;
}
if (!sectionStarted) {
switch (rowSection) {
case TableRowSection.TableHeader:
writer.RenderBeginTag (HtmlTextWriterTag.Thead);
break;
case TableRowSection.TableBody:
writer.RenderBeginTag (HtmlTextWriterTag.Tbody);
break;
case TableRowSection.TableFooter:
writer.RenderBeginTag (HtmlTextWriterTag.Tfoot);
break;
}
sectionStarted = true;
}
}
#endif
if (row != null)
row.RenderControl (writer);
}
#if NET_2_0
if (sectionStarted)
writer.RenderEndTag ();
#endif
}
}
// new in Fx 1.1 SP1 (to support Caption and CaptionAlign)
public override void RenderBeginTag (HtmlTextWriter writer)
{
base.RenderBeginTag (writer);
string s = Caption;
if (s.Length > 0) {
TableCaptionAlign tca = CaptionAlign;
if (tca != TableCaptionAlign.NotSet)
writer.AddAttribute (HtmlTextWriterAttribute.Align, tca.ToString ());
writer.RenderBeginTag (HtmlTextWriterTag.Caption);
writer.Write (s);
writer.RenderEndTag ();
} else if (HasControls ()) {
writer.Indent++;
}
}
#if NET_2_0
void IPostBackEventHandler.RaisePostBackEvent (string argument)
{
RaisePostBackEvent (argument);
}
protected virtual void RaisePostBackEvent (string argument)
{
ValidateEvent (UniqueID, argument);
}
#endif
// inner class
protected class RowControlCollection : ControlCollection {
internal RowControlCollection (Table owner)
: base (owner)
{
}
public override void Add (Control child)
{
if (child == null)
throw new NullReferenceException ("null");
if (!(child is TableRow))
throw new ArgumentException ("child", Locale.GetText ("Must be an TableRow instance."));
base.Add (child);
}
public override void AddAt (int index, Control child)
{
if (child == null)
throw new NullReferenceException ("null");
if (!(child is TableRow))
throw new ArgumentException ("child", Locale.GetText ("Must be an TableRow instance."));
base.AddAt (index, child);
}
}
}
}
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