public virtual void RenderUrlPostBackEvent(HtmlMobileTextWriter writer,
String target,
String argument)
{
writer.WriteEncodedUrl(Page.RelativeFilePath);
writer.Write("?");
// Encode ViewStateID=.....&__ET=controlid&__EA=value in URL
// Note: the encoding needs to be agreed with the page
// adapter which handles the post back info
String pageState = Page.ClientViewState;
if (pageState != null)
{
writer.WriteUrlParameter(MobilePage.ViewStateID, pageState);
writer.Write("&");
}
writer.WriteUrlParameter(EventSourceKey, target);
writer.Write("&");
writer.WriteUrlParameter(EventArgumentKey, argument);
RenderHiddenVariablesInUrl(writer);
// Unique file path suffix is used for identify if query
// string text is present. Corresponding code needs to agree
// on this. Even if the query string is empty, we still need
// to output the suffix to indicate this. (this corresponds
// to the code that handles the postback)
writer.Write('&');
writer.Write(Constants.UniqueFilePathSuffixVariable);
String queryStringText = Page.QueryStringText;
if (queryStringText != null && queryStringText.Length > 0)
{
writer.Write('&');
writer.Write(queryStringText);
}
}
/// <include file='doc\HtmlFormAdapter.uex' path='docs/doc[@for="HtmlFormAdapter.Render"]/*' />
public override void Render(HtmlMobileTextWriter writer)
{
Color backColor = (Color)Style[Style.BackColorKey, true];
String title = Control.Title;
bool isTitleEmpty = String.IsNullOrEmpty(title);
bool willWriteHeadElements =
!isTitleEmpty ||
RenderExtraHeadElements(null);
if (willWriteHeadElements)
{
writer.Write("\r\n");
writer.WriteFullBeginTag("head");
}
if (!isTitleEmpty)
{
writer.Write("\r\n");
writer.WriteFullBeginTag("title");
writer.Write(title);
writer.WriteEndTag("title");
writer.Write("\r\n");
}
_renderPager = true;
RenderExtraHeadElements(writer);
if (willWriteHeadElements)
{
writer.WriteEndTag("head");
writer.Write("\r\n");
}
IDictionary bodyAttributes = new ListDictionary();
if ((backColor != Color.Empty) && (writer.RenderBodyColor))
{
bodyAttributes.Add("bgcolor", ColorTranslator.ToHtml(backColor));
}
RenderBodyTag(writer, bodyAttributes);
bool formTagRequired = ShouldRenderFormTag();
if (formTagRequired)
{
writer.WriteBeginTag("form");
writer.WriteAttribute("id", Control.ClientID);
writer.WriteAttribute("name", Control.ClientID);
writer.WriteAttribute("method", Control.Method.ToString().ToLower(CultureInfo.InvariantCulture));
writer.Write(" action=\"");
if (Control.Action.Length > 0)
{
// AUI 3652
String url = Control.ResolveUrl(Control.Action);
if (!Device.SupportsQueryStringInFormAction)
{
// If query string is not supported, we don't write
// it here, and the query string will be added as
// hidden variables later.
int i = url.IndexOf('?');
if (i != -1)
{
url = url.Substring(0, i);
}
}
writer.Write(url);
}
else
{
writer.WriteEncodedUrl(Page.RelativeFilePath);
if (Device.SupportsQueryStringInFormAction)
{
writer.Write("?");
writer.Write(Page.UniqueFilePathSuffix);
if (Control.Method != FormMethod.Get)
{
String queryStringText = Page.QueryStringText;
if (queryStringText != null && queryStringText.Length > 0)
{
writer.Write('&');
writer.Write(queryStringText);
}
}
}
}
writer.Write("\"");
writer.Write(">\r\n");
PageAdapter.RenderPostBackHeader(writer, Control);
// Renders hidden variables for IPostBackDataHandlers which are
// not displayed due to pagination or secondary UI.
RenderOffPageVariables(writer, Control, Control.CurrentPage);
}
writer.EnterStyle(Style);
writer.BeforeFirstControlWritten = true;
MobileControl secondaryUIControl = SecondaryUIControl as MobileControl;
if (secondaryUIControl != null && secondaryUIControl.Form == Control)
{
bool secondaryUIInHeaderOrFooter = IsControlInFormHeader(secondaryUIControl) ||
IsControlInFormFooter(secondaryUIControl);
SetControlPageRecursive(secondaryUIControl, -1);
if (Control.Header != null && !secondaryUIInHeaderOrFooter)
{
Control.Header.RenderControl(writer);
}
secondaryUIControl.RenderControl(writer);
if (Control.Footer != null && !secondaryUIInHeaderOrFooter)
{
Control.Footer.RenderControl(writer);
}
}
else
{
bool pagerRendered = false;
if (Control.HasControls())
{
foreach (Control child in Control.Controls)
{
if (Control.Footer == child)
{
RenderPager(writer);
pagerRendered = true;
}
child.RenderControl(writer);
}
}
if (!pagerRendered)
{
RenderPager(writer);
}
}
writer.ExitStyle(Style, false);
if (formTagRequired)
{
if (!Device.SupportsQueryStringInFormAction)
{
// Add query string parameters at the end of the form if
// there are any
RenderQueryParametersAsHiddenFields(writer);
}
writer.WriteEndTag("form");
}
writer.WriteEndTag("body");
}