public static bool?Show(ref FilterSizeModel fzModel)
{
if (fzModel == null)
{
fzModel = new FilterSizeModel();
}
var window = new FilterSizeWindow(fzModel);
window.ShowDialog();
return(window.FilterResult);
}
private IEnumerable <object> FilterSizeRow(IEnumerable <object> rows, FilterSizeModel fzModel, Func <object, long> szFunc)
{
if (fzModel.Condition == TwoConditionRule.MinOnly)
{
rows = rows.Where(p => szFunc(p) >= (fzModel.MinSize ?? 0));
}
else if (fzModel.Condition == TwoConditionRule.MaxOnly)
{
rows = rows.Where(p => szFunc(p) <= (fzModel.MaxSize ?? 0));
}
else if (fzModel.Condition == TwoConditionRule.MinOrMax)
{
rows = rows.Where(p => szFunc(p) <= (fzModel.MaxSize ?? 0) || szFunc(p) >= (fzModel.MinSize));
}
else if (fzModel.Condition == TwoConditionRule.MinAndMax)
{
rows = rows.Where(p => szFunc(p) <= (fzModel.MaxSize ?? 0) && szFunc(p) >= (fzModel.MinSize));
}
return(rows);
}
public FilterSizeWindow(FilterSizeModel fzModel)
{
InitializeComponent();
InitializeEvents();
if (fzModel == null)
{
throw new ArgumentNullException(nameof(fzModel));
}
this.FilterSizeModel = fzModel;
if (fzModel.MaxSize != null)
{
txbfewer.Text = (fzModel.MaxSize / 1024).ToString();
}
if (fzModel.MinSize != null)
{
txbLarger.Text = (fzModel.MinSize / 1024).ToString();
}
switch (fzModel.Condition)
{
case TwoConditionRule.MinAndMax:
case TwoConditionRule.MinOrMax:
chbfewer.IsChecked = true;
chbLarger.IsChecked = true;
break;
case TwoConditionRule.MinOnly:
chbLarger.IsChecked = true;
break;
case TwoConditionRule.MaxOnly:
chbfewer.IsChecked = true;
break;
}
if (fzModel.MaxUnitSize != null)
{
foreach (var item in cmbfewer.Items)
{
var comboItem = item as ComboBoxItem;
if (comboItem != null)
{
if (comboItem.Content.ToString() == fzModel.MaxUnitSize)
{
cmbfewer.SelectedItem = comboItem;
txbfewer.Text = GetSizeStringBy(fzModel.MaxUnitSize, fzModel.MaxSize ?? 0);
break;
}
}
}
}
if (fzModel.MinUnitSize != null)
{
foreach (var item in cmbLarger.Items)
{
var comboItem = item as ComboBoxItem;
if (comboItem != null)
{
if (comboItem.Content.ToString() == fzModel.MinUnitSize)
{
cmbLarger.SelectedItem = comboItem;
txbLarger.Text = GetSizeStringBy(fzModel.MinUnitSize, fzModel.MinSize ?? 0);
break;
}
}
}
}
rtbOr.IsChecked = fzModel.Condition == TwoConditionRule.MinOrMax;
}