/// <summary>
/// If set button is clicked, add cell contents to sheet,
/// give the GUI the value of the cell to display
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button1_Click(object sender, EventArgs e)
{
int row;
int col;
//gets current location of selected cell
spreadsheetPanel1.GetSelection(out col, out row);
//gets name of associated cell
string name = ConvertColRowIntoName(col, row);
ContentsBox.Focus();
//recalculates any cells that are dependent on current cell
try
{
ContentsInitial = ContentsBox.Text;
HashSet <string> CellsRecalculate = (HashSet <string>)sheet.SetContentsOfCell(name, ContentsBox.Text);
foreach (string cell in CellsRecalculate)
{
int vertical;
int horizontal;
ConvertStringToRowAndColumn(cell, out vertical, out horizontal);
ContentsBox.Text = sheet.GetCellContents(cell).ToString();
string content = this.sheet.GetCellContents(cell).ToString();
string value = sheet.GetCellValue(cell).ToString();
//sets error message to box and value lebel if error in formula
if (value == "SpreadsheetUtilities.FormulaError")
{
spreadsheetPanel1.SetValue(vertical, horizontal, "Formula Error");
ValueBox.Text = "Formula Error";
}
else if (value != null && value != "")
{
if (content.Equals(value))
{
Networking.Send(this.server, "3\t" + this.docID.ToString() + "\t" + name + "\t" + value + "\n");
}
else
{
Networking.Send(this.server, "3\t" + this.docID.ToString() + "\t" + name + "\t=" + content + "\n");
}
spreadsheetPanel1.SetValue(vertical, horizontal, value);
ValueBox.Text = value;
}
}
}
//creates message box with error message
catch (SpreadsheetUtilities.FormulaFormatException)
{
DialogResult dialogResult = MessageBox.Show("Invalid formula syntax.", "Warning", MessageBoxButtons.OK);
}
catch (SS.CircularException)
{
DialogResult dialogResult = MessageBox.Show("Circular Dependency", "Warning", MessageBoxButtons.OK);
}
}
/// <summary>
/// Event method called when a cell is clicked on the spreadsheet panel object
/// </summary>
/// <param name="p"></param>
private void onCellClicked(SpreadsheetPanel p)
{
int row, col;
p.GetSelection(out col, out row);
string cellName = GetCellName(col, row);
object cellContents = spreadsheet.GetCellContents(cellName);
if (cellContents is Formula)
{
cellContents = "=" + cellContents;
}
ContentsBox.Text = cellContents.ToString();
cellValueTextBox.Text = spreadsheet.GetCellValue(cellName).ToString();
ContentsBox.Focus();
}
/// <summary>
/// handles when enter key is pressed, also clls arrowkey function of arrow keys are pressed.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void textBox1_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
{
button1_Click(this, new EventArgs());
//supresses enter sound
e.Handled = true;
e.SuppressKeyPress = true;
ContentsBox.Clear();
ValueBox.Clear();
int row;
int col;
spreadsheetPanel1.GetSelection(out col, out row);
spreadsheetPanel1.SetSelection(col, row + 1);
string name = ConvertColRowIntoName(col, row);
AddressLabel.Text = name + ":";
}
//handles arrow keys
ArrowKeyHandler(e);
}
/// <summary>
/// event that deels with selecting a cell, if cell already has contents it populates the approperiate labels with content information
/// </summary>
/// <param name="sender">spreadsheetPanel</param>
private void SpreadsheetPanel1_Selection(SpreadsheetPanel sender)
{
//clears previous content
ContentsBox.Clear();
ValueBox.Clear();
int row;
int col;
//used to get letter portion of cell name.
char[] alpha = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".ToCharArray();
spreadsheetPanel1.GetSelection(out col, out row);
//adds 1 to row to set name in spreadsheet cell to match panel labels.
row += 1;
AddressLabel.Text = "" + alpha[col] + row + ":";
//sets name for cell using row and col integers
string name = "" + alpha[col] + row;
string contents = sheet.GetCellContents(name).ToString();
string value = sheet.GetCellValue(name).ToString();
//checks if formula is an error if so sets cell contents to error message and error label.
if (value == "SpreadsheetUtilities.FormulaError")
{
spreadsheetPanel1.SetValue(col, row - 1, "Formula Error");
ValueBox.Text = "Formula Error";
}
//otherwise sets the value and proper content to appropreiate labels and cell.
else
{
ValueBox.Text = value;
spreadsheetPanel1.SetValue(col, row - 1, value);
}
//sets the contents of input box to what is in the current cell.
ContentsBox.Focus();
ContentsBox.Text = contents;
}
