/// <internalonly/>
/// <devdoc>
/// <para>Copies non-blank elements from the specified style, overwriting existing
/// style elements if necessary.</para>
/// </devdoc>
public override void CopyFrom(Style s)
{
if (s != null && !s.IsEmpty)
{
base.CopyFrom(s);
if (s is PanelStyle)
{
PanelStyle ts = (PanelStyle)s;
if (s.RegisteredCssClass.Length != 0)
{
if (ts.IsSet(PROP_BACKIMAGEURL))
{
ViewState.Remove(STR_BACKIMAGEURL);
ClearBit(PROP_BACKIMAGEURL);
}
if (ts.IsSet(PROP_SCROLLBARS))
{
ViewState.Remove(STR_SCROLLBARS);
ClearBit(PROP_SCROLLBARS);
}
if (ts.IsSet(PROP_WRAP))
{
ViewState.Remove(STR_WRAP);
ClearBit(PROP_WRAP);
}
}
else
{
if (ts.IsSet(PROP_BACKIMAGEURL))
{
this.BackImageUrl = ts.BackImageUrl;
}
if (ts.IsSet(PROP_SCROLLBARS))
{
this.ScrollBars = ts.ScrollBars;
}
if (ts.IsSet(PROP_WRAP))
{
this.Wrap = ts.Wrap;
}
}
if (ts.IsSet(PROP_DIRECTION))
{
this.Direction = ts.Direction;
}
if (ts.IsSet(PROP_HORIZONTALALIGN))
{
this.HorizontalAlign = ts.HorizontalAlign;
}
}
}
}
public override void CopyFrom(Style s)
{
if ((s != null) && !s.IsEmpty)
{
base.CopyFrom(s);
if (s is PanelStyle)
{
PanelStyle style = (PanelStyle)s;
if (s.RegisteredCssClass.Length != 0)
{
if (style.IsSet(0x10000))
{
base.ViewState.Remove("BackImageUrl");
base.ClearBit(0x10000);
}
if (style.IsSet(0x80000))
{
base.ViewState.Remove("ScrollBars");
base.ClearBit(0x80000);
}
if (style.IsSet(0x100000))
{
base.ViewState.Remove("Wrap");
base.ClearBit(0x100000);
}
}
else
{
if (style.IsSet(0x10000))
{
this.BackImageUrl = style.BackImageUrl;
}
if (style.IsSet(0x80000))
{
this.ScrollBars = style.ScrollBars;
}
if (style.IsSet(0x100000))
{
this.Wrap = style.Wrap;
}
}
if (style.IsSet(0x20000))
{
this.Direction = style.Direction;
}
if (style.IsSet(0x40000))
{
this.HorizontalAlign = style.HorizontalAlign;
}
}
}
}
/// <internalonly/>
/// <devdoc>
/// <para>Copies non-blank elements from the specified style, but will not overwrite
/// any existing style elements.</para>
/// </devdoc>
public override void MergeWith(Style s)
{
if (s != null && !s.IsEmpty)
{
if (IsEmpty)
{
// merge into an empty style is equivalent to a copy,
// which is more efficient
CopyFrom(s);
return;
}
base.MergeWith(s);
if (s is PanelStyle)
{
PanelStyle ts = (PanelStyle)s;
// Since we're already copying the registered CSS class in base.MergeWith, we don't
// need to any attributes that would be included in that class.
if (s.RegisteredCssClass.Length == 0)
{
if (ts.IsSet(PROP_BACKIMAGEURL) && !this.IsSet(PROP_BACKIMAGEURL))
{
this.BackImageUrl = ts.BackImageUrl;
}
if (ts.IsSet(PROP_SCROLLBARS) && !this.IsSet(PROP_SCROLLBARS))
{
this.ScrollBars = ts.ScrollBars;
}
if (ts.IsSet(PROP_WRAP) && !this.IsSet(PROP_WRAP))
{
this.Wrap = ts.Wrap;
}
}
if (ts.IsSet(PROP_DIRECTION) && !this.IsSet(PROP_DIRECTION))
{
this.Direction = ts.Direction;
}
if (ts.IsSet(PROP_HORIZONTALALIGN) && !this.IsSet(PROP_HORIZONTALALIGN))
{
this.HorizontalAlign = ts.HorizontalAlign;
}
}
}
}
public override void MergeWith(Style s)
{
if ((s != null) && !s.IsEmpty)
{
if (this.IsEmpty)
{
this.CopyFrom(s);
}
else
{
base.MergeWith(s);
if (s is PanelStyle)
{
PanelStyle style = (PanelStyle)s;
if (s.RegisteredCssClass.Length == 0)
{
if (style.IsSet(0x10000) && !base.IsSet(0x10000))
{
this.BackImageUrl = style.BackImageUrl;
}
if (style.IsSet(0x80000) && !base.IsSet(0x80000))
{
this.ScrollBars = style.ScrollBars;
}
if (style.IsSet(0x100000) && !base.IsSet(0x100000))
{
this.Wrap = style.Wrap;
}
}
if (style.IsSet(0x20000) && !base.IsSet(0x20000))
{
this.Direction = style.Direction;
}
if (style.IsSet(0x40000) && !base.IsSet(0x40000))
{
this.HorizontalAlign = style.HorizontalAlign;
}
}
}
}
}
public override void MergeWith(Style s)
{
if ((s == null) || (s.IsEmpty))
{
return;
}
base.MergeWith(s);
PanelStyle ps = s as PanelStyle;
if (ps == null)
{
return;
}
if (!CheckBit((int)PanelStyles.BackImageUrl) && s.CheckBit((int)PanelStyles.BackImageUrl))
{
this.BackImageUrl = ps.BackImageUrl;
}
if (!CheckBit((int)PanelStyles.Direction) && s.CheckBit((int)PanelStyles.Direction))
{
this.Direction = ps.Direction;
}
if (!CheckBit((int)PanelStyles.HorizontalAlign) && s.CheckBit((int)PanelStyles.HorizontalAlign))
{
this.HorizontalAlign = ps.HorizontalAlign;
}
if (!CheckBit((int)PanelStyles.ScrollBars) && s.CheckBit((int)PanelStyles.ScrollBars))
{
this.ScrollBars = ps.ScrollBars;
}
if (!CheckBit((int)PanelStyles.Wrap) && s.CheckBit((int)PanelStyles.Wrap))
{
this.Wrap = ps.Wrap;
}
}
