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//
// System.Web.UI.Adapters.PageAdapter
//
// Author:
// Dick Porter <dick@ximian.com>
//
// Copyright (C) 2005-2010 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.Web.UI;
using System.Web.UI.WebControls;
using System.Collections;
using System.Collections.Specialized;
namespace System.Web.UI.Adapters
{
public abstract class PageAdapter : ControlAdapter
{
protected PageAdapter ()
{
}
internal PageAdapter (Page p) : base (p)
{
}
public virtual StringCollection CacheVaryByHeaders {
get { return null; }
}
public virtual StringCollection CacheVaryByParams {
get { return null; }
}
protected string ClientState
{
get {
return Page.GetSavedViewState ();
}
}
public virtual NameValueCollection DeterminePostBackMode ()
{
return Page.DeterminePostBackMode ();
}
public virtual ICollection GetRadioButtonsByGroup (string groupName)
{
if (radio_button_group == null)
return new ArrayList();
ArrayList radioButtons = (ArrayList) radio_button_group [groupName];
if (radioButtons == null)
return new ArrayList();
return radioButtons;
}
public virtual PageStatePersister GetStatePersister ()
{
return new HiddenFieldPageStatePersister ((Page)Control);
}
public virtual void RegisterRadioButton (RadioButton radioButton)
{
if (radio_button_group == null)
radio_button_group = new ListDictionary();
ArrayList radioButtons = (ArrayList) radio_button_group [radioButton.GroupName];
if (radioButtons == null)
radio_button_group [radioButton.GroupName] = radioButtons = new ArrayList();
if (!radioButtons.Contains(radioButton))
radioButtons.Add(radioButton);
}
public virtual void RenderBeginHyperlink (HtmlTextWriter w,
string targetUrl,
bool encodeUrl,
string softKeyLabel)
{
InternalRenderBeginHyperlink (w, targetUrl, encodeUrl, softKeyLabel, null);
}
public virtual void RenderBeginHyperlink (HtmlTextWriter w,
string targetUrl,
bool encodeUrl,
string softKeyLabel,
string accessKey)
{
if (accessKey != null && accessKey.Length > 1)
throw new ArgumentOutOfRangeException("accessKey");
InternalRenderBeginHyperlink (w, targetUrl, encodeUrl, softKeyLabel, accessKey);
}
void InternalRenderBeginHyperlink (HtmlTextWriter w,
string targetUrl,
bool encodeUrl,
string softKeyLabel,
string accessKey)
{
w.AddAttribute (HtmlTextWriterAttribute.Href, targetUrl, encodeUrl);
if (accessKey != null)
w.AddAttribute (HtmlTextWriterAttribute.Accesskey, accessKey);
w.RenderBeginTag (HtmlTextWriterTag.A);
}
public virtual void RenderEndHyperlink (HtmlTextWriter w)
{
w.RenderEndTag();
}
public virtual void RenderPostBackEvent (HtmlTextWriter w,
string target,
string argument,
string softKeyLabel,
string text)
{
RenderPostBackEvent (w, target, argument, softKeyLabel, text, Page.Request.FilePath, null, true);
}
public virtual void RenderPostBackEvent (HtmlTextWriter w,
string target,
string argument,
string softKeyLabel,
string text,
string postUrl,
string accessKey)
{
RenderPostBackEvent (w, target, argument, softKeyLabel, text, postUrl, accessKey, true);
}
protected void RenderPostBackEvent (HtmlTextWriter w,
string target,
string argument,
string softKeyLabel,
string text,
string postUrl,
string accessKey,
bool encode)
{
string url = String.Format ("{0}?__VIEWSTATE={1}&__EVENTTARGET={2}&__EVENTARGUMENT={3}&__PREVIOUSPAGE={4}",
postUrl, HttpUtility.UrlEncode (Page.GetSavedViewState ()), target, argument, Page.Request.FilePath);
RenderBeginHyperlink (w, url, encode, softKeyLabel, accessKey);
w.Write(text);
RenderEndHyperlink(w);
}
public virtual string TransformText (string text)
{
return text;
}
protected internal virtual string GetPostBackFormReference (string formID)
{
return String.Format("document.forms['{0}']", formID);
}
ListDictionary radio_button_group;
}
}
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