private void spreadsheetPanel1_SelectionChanged(SS.SpreadsheetPanel panel)
{
// Column A = 0, Row 1 = 0 thus A1 = 00
// use ascii value for columns, 65 + column value to get char then call toString
// for rows, 1 + row value
int row, col;
panel.GetSelection(out col, out row);
label1.Text = "Current Cell: " + ((char)(65 + col)).ToString() + (1 + row);
label2.Text = "Cell Value: " + model.GetCellValue(getCell(col, row)).ToString();
if (model.GetCellContents(getCell(col, row)) is Formula)
{
string content = "=" + model.GetCellContents(getCell(col, row)).ToString();
textBox3.Text = content;
}
else
{
textBox3.Text = model.GetCellContents(getCell(col, row)).ToString();
}
}
/*** Selected Cell ***/
/// <summary>
/// Displays the selected cell in the non editable cell box.
/// </summary>
private void DisplaySelectedCell(SS.SpreadsheetPanel ss)
{
int row, col;
// Save the users selection
ss.GetSelection(out col, out row);
// Get the old cell and set it's value, skipping if it's the first
// selection seen so far
int oldRow, oldCol;
GetCellCoords(selectedCellText.Text, out oldCol, out oldRow);
// oldRow and oldCol will be -1 if this is the first selection seen so far
if (oldRow >= 0 && oldCol >= 0) {
ss.SetSelection(oldCol, oldRow);
// Check if the contents have changed, doing nothing if they haven't
if (CheckForChanges(oldCol, oldRow))
ChangeCellValuebyServer(ss);
// Restore the selection to the user selection
ss.SetSelection(col, row);
}
// Display the cell name in the Cell text box
string name = GetCellName(col, row);
selectedCellText.Text = name;
// Set the valueTextBox to the cell value
valueTextBox.Text = GetValue(name);
// Set the cellContents text box to the cell contents
contentsTextBox.Text = GetContents(name);
// Make sure focus is in the correct spot
InsertMode = InsertMode;
}
/************************** LOGIC CODE **************************/
/// <summary>
/// Changes the cell value to it's contents. Returns true if no
/// problems were encountered, false if an exception was thrown
/// and caught.
/// </summary>
private bool ChangeCellValuebyServer(SS.SpreadsheetPanel ss)
{
int row, col;
ss.GetSelection(out col, out row);
string name = GetCellName(col, row);
ISet<string> set = new HashSet<string>();
String CellCont = contentsTextBox.Text;
try {
CellCont = spreadsheet.NormalizeNValidate(CellCont);
} catch (SpreadsheetUtilities.FormulaFormatException e) {
MessageBox.Show(
e.Message,
"Formula Format Exception",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return false;
}
//Send the edit to the server
//ENTER[esc]version_number[esc]cell_name[esc]cell_content\n
client.SendMessage("ENTER" + esc + versionNumber + esc + name + esc + CellCont + "\n");
//Set the spreadsheet edited flag to true.s
SSEdit = true;
return true;
}
/// <summary>
/// Changes the cell value to it's contents. Returns true if no
/// problems were encountered, false if an exception was thrown
/// and caught.
/// </summary>
private bool ChangeCellValue(SS.SpreadsheetPanel ss)
{
int row, col;
ss.GetSelection(out col, out row);
string name = GetCellName(col, row);
ISet<string> set = new HashSet<string>();
try {
//Set the contents of the spreadsheet cell
set = spreadsheet.SetContentsOfCell(name, contentsTextBox.Text);
foreach (string s in set) {
DisplayValueInTable(s);
}
// Display the new value in both the cell and the Value text box
DisplayValueInTable(name);
valueTextBox.Text = GetValue(name);
} catch (SS.CircularException e) {
MessageBox.Show(
"ERROR: The formula you entered causes a circular dependency.",
"Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return false;
} catch (SpreadsheetUtilities.FormulaFormatException e) {
MessageBox.Show(
e.Message,
"Formula Format Exception",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
return false;
}
// Set title to have asterisk if the file is changed
SetTitle();
return true;
}
