/// <summary>
/// Creates a row and is used in Create Cells
/// </summary>
/// <param name="rowNumber"></param>
/// <returns></returns>
private RowViewModel CreateRow(int rowNumber)
{
var row = new RowViewModel
{
Number = rowNumber
};
return(row);
}
/// <summary>
/// Sets the Cell contents and updates the MainDataGrid UI
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void MainDataGrid_CellEditEnding(object sender, DataGridCellEditEndingEventArgs e)
{
var row = (RowViewModel)e.Row.Item; // When you edit a cell this with be the row that will be updated
if (e.EditAction == DataGridEditAction.Commit)
{
var cellName = GetCellName(e.Column, row);
await SetCellContents(cellName, ((TextBox)e.EditingElement).Text);
}
myUpdateRow = row;
myUpdateRowTimer.Change(25, Timeout.Infinite);
return;
}
/// <summary>
/// Change the current cell in the MainDataGrid UI
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MainDataGrid_CurrentCellChanged(object sender, EventArgs e)
{
var currentCell = MainDataGrid.CurrentCell;
var column = currentCell.Column;
if (column == null)
{
return;
}
var row = (RowViewModel)currentCell.Item;
myCurrentColumn = column;
myCurrentRow = row;
myViewModel.CurrentCellName = GetCellName(column, row);
return;
}
/// <summary>
/// initializes the MainWindow
/// </summary>
internal MainWindow(SpreadsheetServiceClient spreadsheetServiceClient, JoinSessionResponse joinSessionResponse)
{
mySpreadsheetServiceClient = spreadsheetServiceClient;
spreadsheetServiceClient.CellUpdated += SpreadsheetServiceClient_CellUpdated;
InitializeComponent();
myUpdateRowTimer = new Timer(UpdateRow);
var viewModel = new ViewModel(this);
myViewModel = viewModel;
New(); // Create a new spread sheet with the data grid cleared and the name set to 'Untitled'.
DataContext = viewModel;
myCurrentColumn = MainDataGrid.Columns[0];
myCurrentRow = viewModel.Rows[0];
SetFocusOnCurrentCell();
Dispatcher.BeginInvoke(new Action <JoinSessionResponse>(joinSessionResponse0 => Load(joinSessionResponse0)), joinSessionResponse);
}
/// <summary>
/// Gets the name of a cell
/// </summary>
/// <param name="column"></param>
/// <param name="row"></param>
/// <returns></returns>
private static string GetCellName(DataGridColumn column, RowViewModel row)
{
return((string)column.Header + row.Number.ToString(NumberFormatInfo.InvariantInfo));
}