/// <internalonly/>
/// <devdoc>
/// </devdoc>
protected internal override void RenderChildren(HtmlTextWriter writer)
{
// We need to register the script here since other controls might register
// for focus during PreRender
Page page = Page;
if (page != null)
{
page.OnFormRender();
page.BeginFormRender(writer, UniqueID);
}
// DevDiv Bugs 154630: move custom hidden fields to the begining of the form
HttpWriter httpWriter = writer.InnerWriter as HttpWriter;
if (page != null && httpWriter != null && RuntimeConfig.GetConfig(Context).Pages.RenderAllHiddenFieldsAtTopOfForm)
{
// If the response is flushed or cleared during render, we won't be able
// to move the hidden fields. Set HasBeenClearedRecently to false and
// then check again when we're ready to move the fields.
httpWriter.HasBeenClearedRecently = false;
// Remember the index where the form begins
int formBeginIndex = httpWriter.GetResponseBufferCountAfterFlush();
base.RenderChildren(writer);
// Remember the index where the custom hidden fields begin
int fieldsBeginIndex = httpWriter.GetResponseBufferCountAfterFlush();
page.EndFormRenderHiddenFields(writer, UniqueID);
// we can only move the hidden fields if the response has not been flushed or cleared
if (!httpWriter.HasBeenClearedRecently)
{
int fieldsEndIndex = httpWriter.GetResponseBufferCountAfterFlush();
httpWriter.MoveResponseBufferRangeForward(fieldsBeginIndex, fieldsEndIndex - fieldsBeginIndex, formBeginIndex);
}
page.EndFormRenderArrayAndExpandoAttribute(writer, UniqueID);
page.EndFormRenderPostBackAndWebFormsScript(writer, UniqueID);
page.OnFormPostRender(writer);
}
else
{
base.RenderChildren(writer);
if (page != null)
{
page.EndFormRender(writer, UniqueID);
page.OnFormPostRender(writer);
}
}
}
protected internal override void RenderChildren(HtmlTextWriter writer)
{
Page page = this.Page;
if (page != null)
{
page.OnFormRender();
page.BeginFormRender(writer, this.UniqueID);
}
HttpWriter innerWriter = writer.InnerWriter as HttpWriter;
if (((page != null) && (innerWriter != null)) && RuntimeConfig.GetConfig(this.Context).Pages.RenderAllHiddenFieldsAtTopOfForm)
{
innerWriter.HasBeenClearedRecently = false;
int responseBufferCountAfterFlush = innerWriter.GetResponseBufferCountAfterFlush();
base.RenderChildren(writer);
int srcIndex = innerWriter.GetResponseBufferCountAfterFlush();
page.EndFormRenderHiddenFields(writer, this.UniqueID);
if (!innerWriter.HasBeenClearedRecently)
{
int num3 = innerWriter.GetResponseBufferCountAfterFlush();
innerWriter.MoveResponseBufferRangeForward(srcIndex, num3 - srcIndex, responseBufferCountAfterFlush);
}
page.EndFormRenderArrayAndExpandoAttribute(writer, this.UniqueID);
page.EndFormRenderPostBackAndWebFormsScript(writer, this.UniqueID);
page.OnFormPostRender(writer);
}
else
{
base.RenderChildren(writer);
if (page != null)
{
page.EndFormRender(writer, this.UniqueID);
page.OnFormPostRender(writer);
}
}
}
