public static bool IsInTableWithTwoColumns(this Paragraph paragraph)
{
if (paragraph == null)
{
throw new ArgumentNullException(nameof(paragraph));
}
var tables = paragraph.Ancestors <Table>();
if (tables.Any())
{
if (tables.Count() > 1)
{
return(false);
}
var table = tables.First();
var columns = table.Descendants <GridColumn>();
if (columns.Count() == 2)
{
return(true);
}
}
return(false);
}
[ElementProcessing] // require refactoring (again)
public bool ProcessParagraph(IElementProcessingState state, Paragraph p)
{
var props = p.ParagraphProperties;
state.SetContext(props);
state.ProcessingState.GetContext(out ICssRegistrator registrator);
state.GetContext(out ParagraphContext pContext);
var parentVNode = pContext.Parent;
// Build and register class
var param = new ParagraphClassParam(props);
// Add table properties
if (state.GetContext(out TableContext tableContext))
{
var tableCell = p.Ancestors <TableCell>().FirstOrDefault();
if (tableCell != null)
{
var cellState = tableContext.GetCell(tableCell);
param.TableProperties = cellState.ParagraphProperties;
}
}
// Add numbering properties
if (state.GetContext(out NumberingContext numberingContext) &&
props != null)
{
// Add the numbering to the cls param
param.NumberingId = numberingContext.NumberingId;
param.NumberingLevel = numberingContext.Level;
// Register the run mark and add the class to the numbering numbering
var numberingCls = registrator.RegisterRun(new RunClassParam
{
InlineProperties = props.ParagraphMarkRunProperties,
ParagraphStyleId = param.StyleId,
NumberingId = numberingContext.NumberingId,
NumberingLevel = numberingContext.Level
});
parentVNode.AddClasses(_config.ContainerWithNumberingCssClassSuffix.Substring(1));
numberingContext.NumberingNumber.AddClasses(numberingCls.Name);
}
// Add the class to the VNode containing the paragraph
var pCls = registrator.RegisterParagraph(param);
parentVNode.AddClasses(pCls.Name);
// Set the paragraph css context
state.SetContext(new ParagraphCssContext
{
CssClass = pCls
});
return(false);
}
public static bool IsInFirstColumn(this Paragraph paragraph)
{
if (paragraph == null)
{
throw new ArgumentNullException(nameof(paragraph));
}
var cell = paragraph.Ancestors <TableCell>().FirstOrDefault();
if (cell == null)
{
return(false);
}
return(cell.PreviousSibling <TableCell>() == null);
}
public static Paragraph GetLastParagraphFromSecondColumn(this Paragraph paragraph)
{
if (paragraph == null)
{
throw new ArgumentNullException(nameof(paragraph));
}
var cell = paragraph.Ancestors <TableCell>().FirstOrDefault();
if (cell == null)
{
return(null);
}
var secondCell = cell.NextSibling <TableCell>();
if (secondCell == null)
{
return(null);
}
return(secondCell.Descendants <Paragraph>().LastOrDefault(p => p.IsGood()));
}
public void OpenXmlElementTraversingMethodsTest()
{
var para = new Paragraph();
var r1 = para.AppendChild(new Run());
var b1 = r1.AppendChild(new RunProperties()).AppendChild(new Bold());
var t1 = r1.AppendChild(new Text());
var r2 = para.AppendChild(new Run());
r2.AppendChild(new Text());
var r3 = para.AppendChild(new Run());
Assert.Equal(7, para.Descendants().Count());
Assert.Equal(3, r1.Descendants().Count());
Assert.Single(r2.Descendants());
Assert.Empty(r3.Descendants());
Assert.Same(r1, para.Descendants().First());
Assert.Same(b1, para.Descendants().ElementAt(2));
Assert.Same(t1, para.Descendants().ElementAt(3));
Assert.Same(r2, para.Descendants().ElementAt(4));
Assert.Same(r3, para.Descendants().Last());
// ancestors
Assert.Empty(para.Ancestors());
Assert.Empty(para.Ancestors <Body>());
Assert.Single(r1.Ancestors());
Assert.Single(r1.Ancestors <Paragraph>());
Assert.Empty(r1.Ancestors <Body>());
Assert.Single(r3.Ancestors());
Assert.Single(r3.Ancestors <Paragraph>());
Assert.Empty(r3.Ancestors <Body>());
Assert.Equal(2, t1.Ancestors().Count());
Assert.Single(t1.Ancestors <Paragraph>());
Assert.Empty(t1.Ancestors <Body>());
Assert.Equal(3, b1.Ancestors().Count());
Assert.Single(b1.Ancestors <Paragraph>());
Assert.Single(b1.Ancestors <Run>());
Assert.Single(b1.Ancestors <RunProperties>());
Assert.Empty(b1.Ancestors <Body>());
Assert.Same(para, r1.Ancestors().First());
Assert.Same(para, r1.Ancestors <Paragraph>().First());
Assert.Same(r1, t1.Ancestors().First());
Assert.Same(para, t1.Ancestors().Last());
Assert.Same(r1, t1.Ancestors <Run>().First());
Assert.Same(para, t1.Ancestors <Paragraph>().First());
Assert.Same(para, b1.Ancestors().Last());
Assert.Same(r1, b1.Ancestors().ElementAt(1));
// IsBefore() / IsAfter()
Assert.False(para.IsBefore(para));
Assert.False(para.IsAfter(para));
Assert.False(r2.IsBefore(r2));
Assert.False(r2.IsAfter(r2));
Assert.True(para.IsBefore(r1));
Assert.False(para.IsAfter(r1));
Assert.True(para.IsBefore(b1));
Assert.False(para.IsAfter(b1));
Assert.False(r1.IsBefore(para));
Assert.True(r1.IsAfter(para));
Assert.False(r1.IsBefore(para));
Assert.True(r1.IsAfter(para));
Assert.True(r1.IsBefore(r2));
Assert.False(r1.IsAfter(r2));
Assert.False(r3.IsBefore(r1));
Assert.True(r3.IsAfter(r1));
Assert.False(b1.IsAfter(r2));
Assert.True(b1.IsBefore(r2));
Assert.True(r1.IsBefore(b1));
Assert.False(r1.IsAfter(b1));
Assert.True(b1.IsAfter(r1));
Assert.False(b1.IsBefore(r1));
var p2 = new Paragraph();
var p2r1 = p2.AppendChild(new Run());
Assert.False(p2.IsBefore(para));
Assert.False(p2.IsAfter(para));
Assert.False(p2r1.IsAfter(para));
Assert.False(p2r1.IsBefore(para));
// ElementsBefore / ElementsAfter
Assert.False(para.ElementsBefore().Any());
Assert.False(para.ElementsAfter().Any());
Assert.True(r1.ElementsAfter().Any());
Assert.False(r1.ElementsBefore().Any());
Assert.False(r3.ElementsAfter().Any());
Assert.True(r3.ElementsBefore().Any());
Assert.True(r2.ElementsAfter().Any());
Assert.True(r2.ElementsBefore().Any());
Assert.Same(r1, r3.ElementsBefore().First());
Assert.Same(r2, r3.ElementsBefore().Last());
Assert.Same(r2, r1.ElementsAfter().First());
Assert.Same(r3, r1.ElementsAfter().Last());
Assert.False(b1.ElementsBefore().Any());
Assert.False(b1.ElementsAfter().Any());
}
public void OpenXmlElementTraversingMethodsTest()
{
Paragraph para = new Paragraph();
Run r1 = para.AppendChild(new Run());
Bold b1 = r1.AppendChild(new RunProperties()).AppendChild(new Bold());
Text t1 = r1.AppendChild(new Text());
Run r2 = para.AppendChild(new Run());
r2.AppendChild(new Text());
Run r3 = para.AppendChild(new Run());
Assert.Equal(7, para.Descendants().Count());
Assert.Equal(3, r1.Descendants().Count());
Assert.Equal(1, r2.Descendants().Count());
Assert.Equal(0, r3.Descendants().Count());
Assert.Same(r1, para.Descendants().First());
Assert.Same(b1, para.Descendants().ElementAt(2));
Assert.Same(t1, para.Descendants().ElementAt(3));
Assert.Same(r2, para.Descendants().ElementAt(4));
Assert.Same(r3, para.Descendants().Last());
// ancestors
Assert.Equal(0, para.Ancestors().Count());
Assert.Equal(0, para.Ancestors<Body>().Count());
Assert.Equal(1, r1.Ancestors().Count());
Assert.Equal(1, r1.Ancestors<Paragraph>().Count());
Assert.Equal(0, r1.Ancestors<Body>().Count());
Assert.Equal(1, r3.Ancestors().Count());
Assert.Equal(1, r3.Ancestors<Paragraph>().Count());
Assert.Equal(0, r3.Ancestors<Body>().Count());
Assert.Equal(2, t1.Ancestors().Count());
Assert.Equal(1, t1.Ancestors<Paragraph>().Count());
Assert.Equal(0, t1.Ancestors<Body>().Count());
Assert.Equal(3, b1.Ancestors().Count());
Assert.Equal(1, b1.Ancestors<Paragraph>().Count());
Assert.Equal(1, b1.Ancestors<Run>().Count());
Assert.Equal(1, b1.Ancestors<RunProperties>().Count());
Assert.Equal(0, b1.Ancestors<Body>().Count());
Assert.Same(para, r1.Ancestors().First());
Assert.Same(para, r1.Ancestors<Paragraph>().First());
Assert.Same(r1, t1.Ancestors().First());
Assert.Same(para, t1.Ancestors().Last());
Assert.Same(r1, t1.Ancestors<Run>().First());
Assert.Same(para, t1.Ancestors<Paragraph>().First());
Assert.Same(para, b1.Ancestors().Last());
Assert.Same(r1, b1.Ancestors().ElementAt(1));
// IsBefore() / IsAfter()
Assert.False(para.IsBefore(para));
Assert.False(para.IsAfter(para));
Assert.False(r2.IsBefore(r2));
Assert.False(r2.IsAfter(r2));
Assert.True(para.IsBefore(r1));
Assert.False(para.IsAfter(r1));
Assert.True(para.IsBefore(b1));
Assert.False(para.IsAfter(b1));
Assert.False(r1.IsBefore(para));
Assert.True(r1.IsAfter(para));
Assert.False(r1.IsBefore(para));
Assert.True(r1.IsAfter(para));
Assert.True(r1.IsBefore(r2));
Assert.False(r1.IsAfter(r2));
Assert.False(r3.IsBefore(r1));
Assert.True(r3.IsAfter(r1));
Assert.False(b1.IsAfter(r2));
Assert.True(b1.IsBefore(r2));
Assert.True(r1.IsBefore(b1));
Assert.False(r1.IsAfter(b1));
Assert.True(b1.IsAfter(r1));
Assert.False(b1.IsBefore(r1));
Paragraph p2 = new Paragraph();
Run p2r1 = p2.AppendChild(new Run());
Assert.False(p2.IsBefore(para));
Assert.False(p2.IsAfter(para));
Assert.False(p2r1.IsAfter(para));
Assert.False(p2r1.IsBefore(para));
// ElementsBefore / ElementsAfter
Assert.False(para.ElementsBefore().Any());
Assert.False(para.ElementsAfter().Any());
Assert.True(r1.ElementsAfter().Any());
Assert.False(r1.ElementsBefore().Any());
Assert.False(r3.ElementsAfter().Any());
Assert.True(r3.ElementsBefore().Any());
Assert.True(r2.ElementsAfter().Any());
Assert.True(r2.ElementsBefore().Any());
Assert.Same(r1, r3.ElementsBefore().First());
Assert.Same(r2, r3.ElementsBefore().Last());
Assert.Same(r2, r1.ElementsAfter().First());
Assert.Same(r3, r1.ElementsAfter().Last());
Assert.False(b1.ElementsBefore().Any());
Assert.False(b1.ElementsAfter().Any());
}