void ColumnOptionControl_Loaded(object sender, RoutedEventArgs e)
{
//Check the Grid for Building commmands and Visibility
DataGridColumn column = null;
DataGridColumnHeader colHeader = null;
UIElement parent = (UIElement)VisualTreeHelper.GetParent(this);
while (parent != null)
{
parent = (UIElement)VisualTreeHelper.GetParent(parent);
if (colHeader == null)
{
colHeader = parent as DataGridColumnHeader;
}
if (Grid == null)
{
Grid = parent as ExDataGrid;
}
}
if (colHeader != null)
{
column = colHeader.Column;
}
FilterColumnInfo = new OptionColumnInfo(column, Grid.FilterType);
// Right adjust numeric column
if (column is DataGridBoundColumn boundColumn)
{
if (TypeHelper.IsNumbericType(FilterColumnInfo.PropertyType))
{
boundColumn.ElementStyle = _rightCellStyle;
}
}
CanUserFreeze = Grid.CanUserFreeze;
CanUserGroup = Grid.CanUserGroup;
if (column != null)
{
object oCanUserFreeze = column.GetValue(ColumnConfiguration.CanUserFreezeProperty);
if (oCanUserFreeze != null && (bool)oCanUserFreeze)
{
CanUserFreeze = (bool)oCanUserFreeze;
}
object oCanUserGroup = column.GetValue(ColumnConfiguration.CanUserGroupProperty);
if (oCanUserGroup != null && (bool)oCanUserGroup)
{
CanUserGroup = (bool)oCanUserGroup;
}
}
Grid.RegisterColumnOptionControl(this);
ResetVisibility();
}
void ColumnFilterControl_Loaded(object sender, RoutedEventArgs e)
{
DataGridColumn column = null;
DataGridColumnHeader colHeader = null;
UIElement parent = (UIElement)VisualTreeHelper.GetParent(this);
while (parent != null)
{
parent = (UIElement)VisualTreeHelper.GetParent(parent);
if (colHeader == null)
{
colHeader = parent as DataGridColumnHeader;
}
if (Grid == null)
{
Grid = parent as ExDataGrid;
}
}
if (colHeader != null)
{
column = colHeader.Column;
}
CanUserFilter = Grid.CanUserFilter;
CanUserFreeze = Grid.CanUserFreeze;
CanUserGroup = Grid.CanUserGroup;
CanUserSelectDistinct = Grid.CanUserSelectDistinct;
if (column != null)
{
object oCanUserFilter = column.GetValue(ColumnConfiguration.CanUserFilterProperty);
if (oCanUserFilter != null)
{
CanUserFilter = (bool)oCanUserFilter;
}
object oCanUserFreeze = column.GetValue(ColumnConfiguration.CanUserFreezeProperty);
if (oCanUserFreeze != null)
{
CanUserFreeze = (bool)oCanUserFreeze;
}
object oCanUserGroup = column.GetValue(ColumnConfiguration.CanUserGroupProperty);
if (oCanUserGroup != null)
{
CanUserGroup = (bool)oCanUserGroup;
}
object oCanUserSelectDistinct = column.GetValue(ColumnConfiguration.CanUserSelectDistinctProperty);
if (oCanUserSelectDistinct != null)
{
CanUserSelectDistinct = (bool)oCanUserSelectDistinct;
}
}
if (Grid.FilterType == null)
{
return;
}
FilterColumnInfo = new OptionColumnInfo(column, Grid.FilterType);
Grid.RegisterOptionControl(this);
FilterOperations.Clear();
if (FilterColumnInfo.PropertyType != null)
{
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.Equals, "Equals", "/Capnode.Wpf;component/Images/Equal.png"));
if (TypeHelper.IsStringType(FilterColumnInfo.PropertyType))
{
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.Contains, "Contains", "/Capnode.Wpf;component/Images/Contains.png"));
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.StartsWith, "Starts With", "/Capnode.Wpf;component/Images/StartsWith.png"));
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.EndsWith, "Ends With", "/Capnode.Wpf;component/Images/EndsWith.png"));
}
if (TypeHelper.IsNumbericType(FilterColumnInfo.PropertyType))
{
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.NotEquals, "Not Equal", "/Capnode.Wpf;component/Images/NotEqual.png"));
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.GreaterThan, "Greater Than", "/Capnode.Wpf;component/Images/GreaterThan.png"));
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.GreaterThanEqual, "Greater Than or Equal", "/Capnode.Wpf;component/Images/GreaterThanEqual.png"));
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.LessThan, "Less Than", "/Capnode.Wpf;component/Images/LessThan.png"));
FilterOperations.Add(new FilterOperationItem(Enums.FilterOperation.LessThanEqual, "Less Than or Equal", "/Capnode.Wpf;component/Images/LessThanEqual.png"));
}
SelectedFilterOperation = FilterOperations[0];
}
if (FilterColumnInfo != null && FilterColumnInfo.IsValid)
{
foreach (var i in DistinctPropertyValues.Where(i => i.IsChecked))
{
i.IsChecked = false;
}
DistinctPropertyValues.Clear();
FilterText = string.Empty;
_boundColumnPropertyAccessor = null;
if (TypeHelper.IsNumbericType(FilterColumnInfo.PropertyType))
{
CanUserSelectDistinct = false;
Visibility = Visibility.Visible;
}
else if (!string.IsNullOrWhiteSpace(FilterColumnInfo.PropertyPath))
{
Visibility = Visibility.Visible;
ParameterExpression arg = linq.Expression.Parameter(typeof(object), "x");
linq.Expression expr = PropertyExpression(Grid.FilterType, FilterColumnInfo.PropertyPath, arg);
linq.Expression conversion = linq.Expression.Convert(expr, typeof(object));
_boundColumnPropertyAccessor = linq.Expression.Lambda <Func <object, object> >(conversion, arg).Compile();
}
else
{
Visibility = Visibility.Collapsed;
}
object oDefaultFilter = column.GetValue(ColumnConfiguration.DefaultFilterProperty);
if (oDefaultFilter != null)
{
FilterText = (string)oDefaultFilter;
}
}
CalcControlVisibility();
}
