private void PendingCreateActivityButton_OnClick(object sender, RoutedEventArgs e)
{
ActivityWindow newWindow = new ActivityWindow();
newWindow.Owner = this;
newWindow.ShowDialog();
PopulateDataGrids();
PopulateTechniciansGrid();
}
private void EditActivityButton_OnClick(object sender, RoutedEventArgs e)
{
if (PendingDataGrid.SelectedItem == null) return;
var newWindow = new ActivityWindow((ActivityViewModel)PendingDataGrid.SelectedItem);
newWindow.Owner = this;
newWindow.ShowDialog();
PopulateDataGrids();
PopulateTechniciansGrid();
}