private void RenderColumnHeaders()
{
// Create a row for the column headers
TableRowElement header = _table.InsertRow();
header.ID = "headerRow";
// Create a cell for the first column where we will also add row headers
TableCellElement blankCell = header.InsertCell(0);
blankCell.ID = "blankCell";
// Create 26 Column Headers and name them with the letters of the English Alphabets
// Iterating through the ASCII indexes for A-Z
for (int i = 65; i < 91; i++)
{
// Create a cell element in the header row starting at index 1
TableCellElement cell = header.InsertCell(i - 64);
// Set the cell id to the letter corresponding to the ASCII index
cell.ID = string.FromCharCode(i);
// Set the value of the cell toe the letter corresponding to the ASCII index
cell.TextContent = string.FromCharCode(i);
}
}
/// <summary>
/// Create rows in the spreadsheet
/// </summary>
/// <param name="rowCount">Number of rows to create</param>
private void RenderRows(int rowCount)
{
// We're iterating from row index 1 because we want the title of the rows
// to be equal to the index. In addition, row 0 is the column header row
for (int rowIndex = 1; rowIndex <= rowCount; rowIndex++)
{
// Create a new row in the table
TableRowElement row = _table.InsertRow(rowIndex);
// Create a row header cell and set its id and value to the row index
TableCellElement cell = row.InsertCell(0);
cell.ID = rowIndex.ToString();
cell.TextContent = rowIndex.ToString();
// Create cells for each column in the spreadsheet from A to Z
for (int cellIndex = 65; cellIndex < 91; cellIndex++)
{
// Insert cells at the corresponding column index (starting from column 1)
cell = row.InsertCell(cellIndex - 64);
// Create a text input element inside the cell
InputElement input = (InputElement)Document.CreateElement("input");
input.Type = "text";
// Set the ID of the element to the Column Letter and Row Number like A1, B1, etc.
input.ID = string.FromCharCode(cellIndex) + rowIndex;
// Add the input element as a child of the cell
cell.AppendChild(input);
// Create and attach spreadsheet events to this input element
AttachEvents(input);
}
}
}
public TableCellElement insertCell(int index)
{
return(TableCellElement.FromObj(this.Invoke("insertCell", index)));
}
public static new Element FromObj(object instance)
{
if (instance == null)
{
return(null);
}
try{
string tagUrn = (string)GetProperty(instance, "tagUrn");
string tagName = (string)GetProperty(instance, "tagName");
if (tagUrn == null || tagUrn == "")
{
switch (tagName.ToLower())
{
case "!": return(CommentElement.FromObj(instance));
case "a": return(AElement.FromObj(instance));
case "area": return(AreaElement.FromObj(instance));
case "base": return(BaseElement.FromObj(instance));
case "basefont": return(BaseFontElement.FromObj(instance));
case "bgsound": return(BgsoundElement.FromObj(instance));
case "address":
case "pre":
case "center":
case "listing":
case "xmp":
case "plaintext":
case "blockquote": return(BlockElement.FromObj(instance));
case "body": return(BodyElement.FromObj(instance));
case "br": return(BrElement.FromObj(instance));
case "button": return(ButtonElement.FromObj(instance));
case "dd": return(DdElement.FromObj(instance));
case "div": return(DivElement.FromObj(instance));
case "dl": return(DlElement.FromObj(instance));
case "dt": return(DtElement.FromObj(instance));
case "embed": return(EmbedElement.FromObj(instance));
case "fieldset": return(FieldsetElement.FromObj(instance));
case "font": return(FontElement.FromObj(instance));
case "form": return(FormElement.FromObj(instance));
case "frame": return(FrameElement.FromObj(instance));
case "frameset": return(FramesetElement.FromObj(instance));
case "head": return(HeadElement.FromObj(instance));
case "h1":
case "h2":
case "h3":
case "h4":
case "h5":
case "h6":
return(HnElement.FromObj(instance));
case "hr": return(HrElement.FromObj(instance));
case "html": return(HtmlElement.FromObj(instance));
case "iframe": return(IframeElement.FromObj(instance));
case "img": return(ImgElement.FromObj(instance));
case "input": return(InputElement.FromObj(instance));
case "isindex": return(IsindexElement.FromObj(instance));
case "legend": return(LegendElement.FromObj(instance));
case "label": return(LabelElement.FromObj(instance));
case "li": return(LiElement.FromObj(instance));
case "link": return(LinkElement.FromObj(instance));
case "map": return(MapElement.FromObj(instance));
case "marquee": return(MarqueeElement.FromObj(instance));
case "meta": return(MetaElement.FromObj(instance));
case "nextid": return(NextidElement.FromObj(instance));
case "noembed":
case "noframes":
case "nolayer":
case "noscript": return(NoshowElement.FromObj(instance));
case "applet":
case "object": return(ObjectElement.FromObj(instance));
case "ol": return(OlElement.FromObj(instance));
case "optgroup":
case "option": return(OptionElement.FromObj(instance));
case "p": return(PElement.FromObj(instance));
case "param": return(ParamElement.FromObj(instance));
case "i":
case "u":
case "b":
case "q":
case "s":
case "strong":
case "del":
case "strike":
case "em":
case "small":
case "big":
case "ruby":
case "rp":
case "sub":
case "sup":
case "acronym":
case "bdo":
case "cite":
case "dfn":
case "ins":
case "code":
case "kbd":
case "samp":
case "var":
case "nobr": return(PhraseElement.FromObj(instance));
case "script": return(ScriptElement.FromObj(instance));
case "select": return(SelectElement.FromObj(instance));
case "span": return(SpanElement.FromObj(instance));
case "style": return(StyleElement.FromObj(instance));
case "caption": return(CaptionElement.FromObj(instance));
case "td":
case "th": return(TableCellElement.FromObj(instance));
case "table": return(TableElement.FromObj(instance));
case "colgroup":
case "col": return(ColElement.FromObj(instance));
case "tr": return(TrElement.FromObj(instance));
case "thead":
case "tbody":
case "tfoot": return(TableSectionElement.FromObj(instance));
case "textarea": return(TextAreaElement.FromObj(instance));
case "wbr": return(TextElement.FromObj(instance));
case "title": return(TitleElement.FromObj(instance));
case "dir":
case "menu":
case "ul": return(UlElement.FromObj(instance));
// optionbutton ?
// spanflow ?
// default: return UnknownElement.FromObj(instance);
}
}
}catch {
// IHTMLElement でない可能性
}
return(new Element(instance));
}
