/// <summary>
/// Obtém html que representa uma tabela a partir de um leitor <see cref="IDataReader"/>.
/// </summary>
/// <param name="datareader">O leitor.</param>
/// <returns>O html como texto.</returns>
public string GetHtmlFromDataReader(
IDataReader datareader)
{
if (datareader == null)
{
throw new ArgumentNullException("dataReader");
}
else
{
var tableDocument = new XmlDocument();
var attributeSetter = new AttributeSetter();
var elementSetter = new ElementSetter();
// Inicializa a tabela
var table = tableDocument.CreateElement("table");
attributeSetter.CurrentElement = table;
this.tableAttributes.Invoke(attributeSetter);
tableDocument.AppendChild(table);
// Cabeçalho
var tableHeader = tableDocument.CreateElement("thead");
attributeSetter.CurrentElement = tableHeader;
this.tableHeaderAttributes.Invoke(attributeSetter);
table.AppendChild(tableHeader);
// Linhas do cabeçalho
var tableRow = tableDocument.CreateElement("tr");
attributeSetter.CurrentElement = tableRow;
this.headerRowAttributes.Invoke(attributeSetter);
tableHeader.AppendChild(tableRow);
// Colunas do cabeçalho
var fieldCount = datareader.FieldCount;
for (int i = 0; i < fieldCount; ++i)
{
var columnName = datareader.GetName(i);
var tableCell = tableDocument.CreateElement("th");
elementSetter.CurrentElement = tableCell;
this.headerCellElement.Invoke(i, columnName, elementSetter);
tableRow.AppendChild(tableCell);
}
// Corpo
var tableBody = tableDocument.CreateElement("tbody");
attributeSetter.CurrentElement = tableBody;
this.tableBodyAttributes.Invoke(attributeSetter);
table.AppendChild(tableBody);
// Linhas da tabela
var line = 0;
while (datareader.Read())
{
tableRow = tableDocument.CreateElement("tr");
attributeSetter.CurrentElement = tableRow;
this.bodyRowAttributesSetter.Invoke(line, attributeSetter);
tableBody.AppendChild(tableRow);
for (int i = 0; i < fieldCount; ++i)
{
var tableCell = tableDocument.CreateElement("td");
elementSetter.CurrentElement = tableCell;
this.bodyCellElement.Invoke(
line,
i,
datareader.GetValue(i),
elementSetter);
tableRow.AppendChild(tableCell);
}
++line;
}
// Escreve o xml
var resultBuilder = new StringBuilder();
XmlWriterSettings settings = new XmlWriterSettings
{
Indent = this.indent,
IndentChars = " ",
NewLineChars = "\r\n",
NewLineHandling = NewLineHandling.Replace,
OmitXmlDeclaration = true
};
using (var writer = XmlWriter.Create(resultBuilder, settings))
{
tableDocument.Save(writer);
}
return(resultBuilder.ToString());
}
}
/// <summary>
/// Obtém o html que representa uma tabela a partir de um leitor <see cref="ITabularItem"/>.
/// </summary>
/// <typeparam name="R">O tipo dos objectos que constituem as linhas.</typeparam>
/// <typeparam name="L">O tipo dos objectos que constituem as células.</typeparam>
/// <param name="tabularItemHeader">O item tabular que contém o cabeçalho.</param>
/// <param name="tabularItemBody">O item tabular que constitui o corpo.</param>
/// <returns>O html como texto.</returns>
public string GetHtmlFromTableItem <R, L>(
IGeneralTabularItem <R> tabularItemHeader,
IGeneralTabularItem <R> tabularItemBody)
where R : IGeneralTabularRow <L>
where L : IGeneralTabularCell
{
if (tabularItemHeader == null)
{
throw new ArgumentNullException("tabularItemHeader");
}
else if (headerMergingRegions == null)
{
throw new ArgumentNullException("tabularBody");
}
else
{
var columnsNumber = Math.Max(
this.GetMaxLastColumnNumber <R, L>(tabularItemHeader),
this.GetMaxLastColumnNumber <R, L>(tabularItemBody)) + 1;
var tableDocument = new XmlDocument();
var attributeSetter = new AttributeSetter();
var elementSetter = new ElementSetter();
// Inicializa a tabela
var table = tableDocument.CreateElement("table");
attributeSetter.CurrentElement = table;
this.tableAttributes.Invoke(attributeSetter);
tableDocument.AppendChild(table);
// Cabeçalho
var tableHeader = tableDocument.CreateElement("thead");
attributeSetter.CurrentElement = tableHeader;
this.tableHeaderAttributes.Invoke(attributeSetter);
table.AppendChild(tableHeader);
this.PrintTabularItem <R, L>(
"th",
tableHeader,
columnsNumber,
tabularItemHeader,
this.headerMergingRegions,
this.headerRowAttributesSetter,
this.headerCellElement);
// Corpo
var tableBody = tableDocument.CreateElement("tbody");
attributeSetter.CurrentElement = tableBody;
this.tableBodyAttributes.Invoke(attributeSetter);
table.AppendChild(tableBody);
this.PrintTabularItem <R, L>(
"td",
tableBody,
columnsNumber,
tabularItemBody,
this.bodyMergingRegions,
this.bodyRowAttributesSetter,
this.bodyCellElement);
// Escreve o xml
var resultBuilder = new StringBuilder();
XmlWriterSettings settings = new XmlWriterSettings
{
Indent = this.indent,
IndentChars = " ",
NewLineChars = "\r\n",
NewLineHandling = NewLineHandling.Replace,
OmitXmlDeclaration = true
};
using (var writer = XmlWriter.Create(resultBuilder, settings))
{
tableDocument.Save(writer);
}
return(resultBuilder.ToString());
}
}
/// <summary>
/// Obtém a table corresponde ao enumerável de objectos.
/// </summary>
/// <param name="enumerable">O enumerável.</param>
/// <returns>A representação da tabela.</returns>
public string GetHtmlTableFromEnumerable(IEnumerable <ObjType> enumerable)
{
if (enumerable == null)
{
throw new ArgumentNullException("enumerable");
}
else
{
var tableDocument = new XmlDocument();
var attributeSetter = new AttributeSetter();
var elementSetter = new ElementSetter();
// Inicializa a tabela
var table = tableDocument.CreateElement("table");
attributeSetter.CurrentElement = table;
this.tableAttributes.Invoke(attributeSetter);
tableDocument.AppendChild(table);
// Cabeçalho
var tableHeader = tableDocument.CreateElement("thead");
attributeSetter.CurrentElement = tableHeader;
this.tableHeaderAttributes.Invoke(attributeSetter);
table.AppendChild(tableHeader);
// Linhas do cabeçalho
var tableRow = tableDocument.CreateElement("tr");
attributeSetter.CurrentElement = tableRow;
this.headerRowAttributesSetter.Invoke(attributeSetter);
tableHeader.AppendChild(tableRow);
// Colunas do cabeçalho
var fieldCount = this.columns.Count;
for (int i = 0; i < fieldCount; ++i)
{
var columnName = this.columns[i].Item1;
var tableCell = tableDocument.CreateElement("th");
elementSetter.CurrentElement = tableCell;
this.headerCellElement.Invoke(i, columnName, elementSetter);
tableRow.AppendChild(tableCell);
}
// Corpo
var tableBody = tableDocument.CreateElement("tbody");
attributeSetter.CurrentElement = tableBody;
this.tableBodyAttributes.Invoke(attributeSetter);
table.AppendChild(tableBody);
// Linhas da tabela
var line = 0;
var enumerator = enumerable.GetEnumerator();
while (enumerator.MoveNext())
{
var currentObj = enumerator.Current;
tableRow = tableDocument.CreateElement("tr");
attributeSetter.CurrentElement = tableRow;
this.bodyRowAttributesSetter.Invoke(line, attributeSetter);
tableBody.AppendChild(tableRow);
var length = this.columns.Count;
for (int i = 0; i < length; ++i)
{
var currentAction = this.columns[i].Item2;
var tableCell = tableDocument.CreateElement("td");
elementSetter.CurrentElement = tableCell;
currentAction.Invoke(line, i, currentObj, elementSetter);
tableRow.AppendChild(tableCell);
}
++line;
}
// Escreve o xml
var resultBuilder = new StringBuilder();
XmlWriterSettings settings = new XmlWriterSettings
{
Indent = this.indent,
IndentChars = " ",
NewLineChars = "\r\n",
NewLineHandling = NewLineHandling.Replace,
OmitXmlDeclaration = true
};
using (var writer = XmlWriter.Create(resultBuilder, settings))
{
tableDocument.Save(writer);
}
return(resultBuilder.ToString());
}
}
