private void SetFilter(DataGridFilterState filter)
{
_isSettingValues = true;
if (filter != null &&
filter.FilterInfo != null &&
filter.FilterInfo.Count > 0 &&
filter.FilterInfo[0] != null &&
filter.FilterInfo[0].FilterOperation == DataGridFilterOperation.IsOneOf &&
filter.FilterInfo[0].Value is List <ProductElement> )
{
foreach (var p in Source)
{
p.IsChecked = false;
}
foreach (var p in ((List <ProductElement>)filter.FilterInfo[0].Value))
{
p.IsChecked = true;
}
}
else
{
foreach (var p in Source)
{
p.IsChecked = true;
}
}
_isSettingValues = false;
}
private void group_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (!_isSettingValues)
{
_filter = GetFilter();
RaisePropertyChanged("Filter");
}
}
private void UpdateFilter()
{
if (!_inverse.HasValue)
{
_inverse = false;
RaisePropertyChanged("Inverse");
}
_filter = GetFilter();
RaisePropertyChanged("Filter");
}
private void SetFilter(DataGridFilterState filter)
{
_lowerValue = double.NaN;
_upperValue = double.NaN;
if (filter != null)
{
var list = filter.FilterInfo;
var lower = list.FirstOrDefault(fi => fi.FilterOperation == DataGridFilterOperation.GreaterThan || fi.FilterOperation == DataGridFilterOperation.GreaterThanOrEqual);
if (lower != null)
{
_lowerValue = (double)lower.Value;
}
var upper = list.FirstOrDefault(fi => fi.FilterOperation == DataGridFilterOperation.LessThan || fi.FilterOperation == DataGridFilterOperation.LessThanOrEqual);
if (upper != null)
{
_upperValue = (double)upper.Value;
}
}
RaisePropertyChanged("LowerValue");
RaisePropertyChanged("UpperValue");
RaisePropertyChanged("LowerValueText");
RaisePropertyChanged("UpperValueText");
}
// *******************************************************************
// Column's type specific filter logic
// *******************************************************************
public static DataGridFilterState BuildFilterState(C1.Silverlight.DataGrid.DataGridColumn column, string text)
{
var fs = new DataGridFilterState();
fs.FilterInfo = new List <FilterInfo>();
fs.Tag = text;
// check if there is text to filter
if (text == string.Empty)
{
return(null);
}
if (column is DataGridComboBoxColumn)
{
// We need special handling for combo columns
// because diplayed text is different than the value in the datasource (id)
// We need to define the "Contains" operator taking ids into account
fs.FilterInfo.Add(new FilterInfo()
{
Value = GetIdsContainingText(text, column as DataGridComboBoxColumn),
FilterOperation = FilterOperation.IsOneOf,
});
}
else
{
// Contains for text columns
fs.FilterInfo.Add(new FilterInfo()
{
FilterType = FilterType.Text,
Value = text,
FilterOperation = FilterOperation.Contains,
});
}
return(fs);
}
private void SetFilter(DataGridFilterState filter)
{
_lowerValue = null;
_upperValue = null;
if (filter != null)
{
var list = filter.FilterInfo;
var lower = list.FirstOrDefault(fi => fi.FilterOperation == DataGridFilterOperation.GreaterThan || fi.FilterOperation == DataGridFilterOperation.GreaterThanOrEqual);
if (lower != null)
{
_lowerValue = (DateTime)lower.Value;
}
var upper = list.FirstOrDefault(fi => fi.FilterOperation == DataGridFilterOperation.LessThan || fi.FilterOperation == DataGridFilterOperation.LessThanOrEqual);
if (upper != null)
{
_upperValue = (DateTime)upper.Value;
}
}
RaisePropertyChanged("LowerValue");
RaisePropertyChanged("UpperValue");
RaisePropertyChanged("LowerValueText");
RaisePropertyChanged("UpperValueText");
}
void filterUnity_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
Filter = (sender as IDataGridFilterUnity).Filter;
}
private void UpdateFilter()
{
if (!_inverse.HasValue)
{
_inverse = false;
RaisePropertyChanged("Inverse");
}
_filter = GetFilter();
RaisePropertyChanged("Filter");
}
