/// <include file='doc\UserControlDesigner.uex' path='docs/doc[@for="ControlDesigner.RemoveSizeAttributes"]/*' />
/// <devdoc>
/// <para>
/// Maps the width, height, left and top style attributes to the respective properties
/// on the web control.
/// </para>
/// </devdoc>
private void RemoveSizeAttributes()
{
Debug.Assert(IsWebControl, "RemoveSizeAttributes should only be called for WebControls");
NativeMethods.IHTMLElement htmlElement = (NativeMethods.IHTMLElement)DesignTimeElement;
if (htmlElement == null)
{
return;
}
NativeMethods.IHTMLStyle htmlStyle = htmlElement.GetStyle();
if (htmlStyle == null)
{
return;
}
try {
string cssText = htmlStyle.GetCssText();
if (cssText == null || cssText.Equals(String.Empty))
{
return;
}
WebControl control = (WebControl)Component;
// Obtain the left, top and position style attributes from Trident.
int width = htmlStyle.GetPixelWidth();
int height = htmlStyle.GetPixelHeight();
if (width > 0)
{
control.Width = width;
htmlElement.SetAttribute("Width", width, 0);
}
if (height > 0)
{
control.Height = height;
htmlElement.SetAttribute("Height", height, 0);
}
}
catch (Exception ex) {
Debug.Fail(ex.ToString());
}
// Remove the width and height style attributes.
htmlStyle.RemoveAttribute("width", /*lFlags*/ 0);
htmlStyle.RemoveAttribute("height", /*lFlags*/ 0);
}
/// <summary>Toggle the design time lock state of the selected items.</summary>
public void ToggleLock()
{
//Switch the lock on each item
foreach (NativeMethods.IHTMLElement element in this.items)
{
NativeMethods.IHTMLStyle style = element.GetStyle();
if (IsElementLocked(element))
{
// We need to remove attributes off the element and the style because of a bug in Trident
element.RemoveAttribute(DesignTimeLockAttribute, 0);
style.RemoveAttribute(DesignTimeLockAttribute, 0);
}
else
{
//We need to add attributes to the element and the style because of a bug in Trident
element.SetAttribute(DesignTimeLockAttribute, "true", 0);
style.SetAttribute(DesignTimeLockAttribute, "true", 0);
}
}
}