object IEditorDataFilter.Convert(EditorDataFilterConvertArgs args)
{
switch (args.Direction)
{
case ConversionDirection.EditorToOwner:
case ConversionDirection.EditorToDisplay:
args.Handled = true;
var state = (CheckState)args.Value;
switch (state)
{
case CheckState.Checked:
return("Yes");
case CheckState.Unchecked:
return("No");
case CheckState.Indeterminate:
return(String.Empty);
}
break;
case ConversionDirection.OwnerToEditor:
case ConversionDirection.DisplayToEditor:
args.Handled = true;
if (args.Value.ToString().ToLower() == "true")
{
return(CheckState.Checked);
}
else if (args.Value.ToString().ToLower() == "false")
{
return(CheckState.Unchecked);
}
else
{
return(CheckState.Indeterminate);
}
}
throw new Exception("Invalid value passed into CheckEditorDataFilter.Convert()");
}
public object Convert(EditorDataFilterConvertArgs args)
{
switch (args.Direction)
{
case ConversionDirection.EditorToDisplay:
args.Handled = true;
return args.Value != null ? DateTimeFormatInfo.CurrentInfo.GetMonthName((int)args.Value) : string.Empty;
case ConversionDirection.DisplayToEditor:
args.Handled = true;
if (args.Value != null)
{
string monthName = args.Value.ToString();
System.Windows.Forms.MessageBox.Show("monthName: " + monthName);
if (string.IsNullOrEmpty(monthName))
return null;
var monthNames = DateTimeFormatInfo.CurrentInfo.MonthNames;
for (var i = 0; i < monthNames.Length; i++)
{
if (monthNames[i] == monthName)
return i++;
}
}
else
return null;
break;
default:
return null;
}
return null;
}
/// <summary>
/// Converts data between Display (user), Editor and Owner (data source).
/// </summary>
/// <param name="conversionArgs">Input arguments.</param>
/// <returns>Converted data.</returns>
public object Convert(EditorDataFilterConvertArgs conversionArgs)
{
try
{
switch (conversionArgs.Direction)
{
case ConversionDirection.EditorToOwner:
{
// only convert non null values
if (conversionArgs.Value != null && !(conversionArgs.Value is DBNull) && conversionArgs.Value is IConvertible)
{
// get the value from the editor as a decimal
var value = System.Convert.ToDecimal(conversionArgs.Value);
// let the editor know we handled the conversion
conversionArgs.Handled = true;
// divide by 100 so we store values from
// 0 to 1 in the database
// e.g. if the user entered 50 into the
// editor, then return .50 to the
return value / 100m;
}
break;
}
case ConversionDirection.OwnerToEditor:
{
// only convert non null values
if (conversionArgs.Value != null && !(conversionArgs.Value is DBNull) && conversionArgs.Value is IConvertible)
{
// get the decimal value that the owner has
var value = System.Convert.ToDecimal(conversionArgs.Value);
// let the editor know we handled the conversion
conversionArgs.Handled = true;
// multiply by 100.
// e.g. if the db has .10 then the user will see and edit 10
return value * 100;
}
break;
}
case ConversionDirection.EditorToDisplay:
{
// only convert non null values
if (conversionArgs.Value != null && !(conversionArgs.Value is DBNull) && conversionArgs.Value is IConvertible)
{
// get the value from the editor as a decimal
var value = System.Convert.ToDecimal(conversionArgs.Value);
// let the editor know we handled the conversion
conversionArgs.Handled = true;
// divide by 100 so we store values from
// 0 to 1 in the database
// e.g. if the user entered 50 into the
// editor, then return .50 to the
return (value * 100m) + "%";
}
break;
}
}
}
catch (FormatException ex)
{
_log.DebugFormat("Errore nella conversione di una percentuale - VALORE DECIMAL NON VALIDO - {0} - value:{1} - azienda:{2}", ex, Gipasoft.Library.Utility.GetMethodDescription(), conversionArgs.Value, Security.Login.Instance.CurrentLogin().Azienda);
}
catch (Exception ex)
{
_log.ErrorFormat("Errore nella conversione di una percentuale - {0} - value:{1} - azienda:{2}", ex, Gipasoft.Library.Utility.GetMethodDescription(), conversionArgs.Value, Security.Login.Instance.CurrentLogin().Azienda);
}
// by default return null. as long as we don't indicate
// that we handled the conversion (by setting conversionArgs.Handled
// to true), the result will be ignored.
return null;
}
