private void dlgParagraphFormatcs_Load(object sender, EventArgs e)
{
if (_CommandParameter == null)
{
_CommandParameter = new ParagraphFormatCommandParameter();
}
this.txtLeftIndent.Value = ( decimal )(GraphicsUnitConvert.ToTwips(_CommandParameter.LeftIndent, GraphicsUnit.Document) / 210.0);
txtFirstLineIndent.Value = (decimal)(GraphicsUnitConvert.Convert(_CommandParameter.FirstLineIndent, GraphicsUnit.Document, GraphicsUnit.Millimeter) / 10.0);
txtSpacingBefore.Value = (decimal)(GraphicsUnitConvert.ToTwips(_CommandParameter.SpacingBefore, GraphicsUnit.Document) / 312.0);
txtSpacingAfter.Value = (decimal)(GraphicsUnitConvert.ToTwips(_CommandParameter.SpacingAfter, GraphicsUnit.Document) / 312.0);
cboLineSpacingStyle.SelectedIndex = (int)_CommandParameter.LineSpacingStyle;
cboLineSpacingStyle_SelectedIndexChanged(null, null);
}
protected void ParagraphFormat(object sender, WriterCommandEventArgs args)
{
if (args.Mode == WriterCommandEventMode.QueryState)
{
args.Enabled = args.DocumentControler != null &&
args.DocumentControler.Snapshot.CanModifySelection;
}
else if (args.Mode == WriterCommandEventMode.Invoke)
{
args.Result = false;
ParagraphFormatCommandParameter parameter = args.Parameter
as ParagraphFormatCommandParameter;
if (parameter == null)
{
parameter = new ParagraphFormatCommandParameter();
parameter.Read(args.Document.CurrentParagraphStyle);
}
if (args.ShowUI)
{
using (dlgParagraphFormatcs dlg = new dlgParagraphFormatcs())
{
dlg.CommandParameter = parameter;
if (dlg.ShowDialog(args.EditorControl) != DialogResult.OK)
{
// 用户取消操作
return;
}
}
}//if
DocumentContentStyle ns = new DocumentContentStyle();
ns.DisableDefaultValue = true;
parameter.Save(ns);
args.Document.BeginLogUndo();
DomElementList list = args.Document.Selection.SetParagraphStyle(ns);
if (list != null && list.Count > 0)
{
args.Result = true;
}
args.Document.EndLogUndo();
args.Document.OnSelectionChanged();
args.Document.OnDocumentContentChanged();
args.RefreshLevel = UIStateRefreshLevel.All;
}
}
