public MyBehavior(CheckBox source)
{
this.checkBox = source;
this.checkBox.Unloaded += checkBox_Unloaded;
checkBox.Dispatcher.BeginInvoke(new Action
(() =>
{
grid = checkBox.ParentOfType<RadGridView>();
groupRow = checkBox.ParentOfType<GridViewGroupRow>();
if (grid != null && groupRow != null)
{
groupRow.Unloaded += groupRow_Unloaded;
this.UpdateIsChecked(groupRow.Group);
}
if (grid != null)
{
grid.SelectionMode = System.Windows.Controls.SelectionMode.Extended;
grid.SelectionUnit = GridViewSelectionUnit.FullRow;
checkBox.Click += clickHandler = (s, e) =>
{
grid.SelectionChanged -= grid_SelectionChanged;
if (checkBox.IsChecked == true)
{
grid.Select(this.GetSubGroupItems(((GroupViewModel)checkBox.DataContext).Group));
}
else
{
grid.Unselect(this.GetSubGroupItems(((GroupViewModel)checkBox.DataContext).Group));
}
grid.SelectionChanged += grid_SelectionChanged;
};
groupRow.DataContextChanged += dataContextChangedHandler = (s, e) =>
{
this.UpdateIsChecked(e.NewValue as IGroup);
};
}
}
));
}
public MyBehavior(CheckBox source)
{
this.checkBox = source;
this.checkBox.Unloaded += checkBox_Unloaded;
checkBox.Dispatcher.BeginInvoke(new Action
(() =>
{
grid = checkBox.ParentOfType <RadGridView>();
groupRow = checkBox.ParentOfType <GridViewGroupRow>();
if (grid != null && groupRow != null)
{
groupRow.Unloaded += groupRow_Unloaded;
this.UpdateIsChecked(groupRow.Group);
}
if (grid != null)
{
grid.SelectionMode = System.Windows.Controls.SelectionMode.Extended;
grid.SelectionUnit = GridViewSelectionUnit.FullRow;
checkBox.Click += clickHandler = (s, e) =>
{
grid.SelectionChanged -= grid_SelectionChanged;
if (checkBox.IsChecked == true)
{
grid.Select(this.GetSubGroupItems(((GroupViewModel)checkBox.DataContext).Group));
}
else
{
grid.Unselect(this.GetSubGroupItems(((GroupViewModel)checkBox.DataContext).Group));
}
grid.SelectionChanged += grid_SelectionChanged;
};
groupRow.DataContextChanged += dataContextChangedHandler = (s, e) =>
{
this.UpdateIsChecked(e.NewValue as IGroup);
};
}
}
));
}
private void ScrollToContentOnExpand(GridViewGroupRow groupRow)
{
var group = groupRow.GetValue(GroupRowPropertySupplier.GroupRecordInfoProperty) as GroupRecord;
if (group != null && group.IsAttached && group.IsExpanded &&
!_openedGroups.Contains(group.GroupCode) && ((IList)group.Items).Count > 0)
{
_openedGroups = null;
if (group.Items.OfType<IGroup>().Any())
{
var scrollViewer = SearchList.ChildrenOfType<GridViewScrollViewer>().FirstOrDefault();
if (scrollViewer != null)
{
var contentPresenter = groupRow.FindChildByType<ContentPresenter>();
if (contentPresenter != null)
{
GeneralTransform visualTransform = contentPresenter.TransformToVisual(scrollViewer);
Rect rectangle = visualTransform.TransformBounds(
new Rect(new Point(contentPresenter.Margin.Left, contentPresenter.Margin.Top), contentPresenter.RenderSize));
var newOffset = scrollViewer.VerticalOffset +
Math.Max(0, rectangle.Top - (scrollViewer.VerticalOffset + scrollViewer.ViewportHeight / 2));
scrollViewer.ScrollToVerticalOffset(newOffset);
}
}
}
else
SearchList.ScrollIntoView(((IList)group.Items)[0]);
}
}
/// <summary>
/// Method to catch click event to open context menu
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void RadContextMenu_Opened(object sender, RoutedEventArgs e)
{
if (sender == null || e == null)
{
return;
}
RadContextMenu menu = (RadContextMenu)sender;
if (menu == null)
{
return;
}
GridViewRow row = menu.GetClickedElement <GridViewRow>();
GridViewGroupRow groupRow = menu.GetClickedElement <GridViewGroupRow>();
GridViewHeaderRow headerRow = menu.GetClickedElement <GridViewHeaderRow>();
if (row != null)
{
row.IsSelected = row.IsCurrent = true;
(menu.Items[0] as RadMenuItem).IsEnabled = true;
(menu.Items[1] as RadMenuItem).IsEnabled = true;
(menu.Items[2] as RadMenuItem).IsEnabled = true;
(menu.Items[3] as RadMenuItem).IsEnabled = true;
return;
}
if (groupRow != null)
{
(menu.Items[0] as RadMenuItem).IsEnabled = true;
(menu.Items[1] as RadMenuItem).IsEnabled = true;
(menu.Items[2] as RadMenuItem).IsEnabled = true;
(menu.Items[3] as RadMenuItem).IsEnabled = false;
if (!(groupRow.Group.Key is string))
{
return;
}
string groupName = groupRow.Group.Key as string;
int itemCount = 0;
foreach (MarketSnapshotPerformanceData item in this.radGridSnapshot.Items)
{
if (item.MarketSnapshotPreferenceInfo.GroupName == groupName &&
item.MarketSnapshotPreferenceInfo.EntityOrder == 1)
{
this.radGridSnapshot.SelectedItem = item;
return;
}
itemCount++;
}
return;
}
if (headerRow != null)
{
(menu.Items[0] as RadMenuItem).IsEnabled = true;
(menu.Items[1] as RadMenuItem).IsEnabled = false;
(menu.Items[2] as RadMenuItem).IsEnabled = false;
(menu.Items[3] as RadMenuItem).IsEnabled = false;
return;
}
menu.IsOpen = false;
}
private void GridViewGroupRow_Loaded(object sender, RoutedEventArgs args)
{
GridViewGroupRow groupRow = (GridViewGroupRow)args.OriginalSource;
groupRow.IsExpanded = true;
}
