internal static void ShowFilterPanel(
AutoColumnFilterBody headerBody,
Point point)
{
if (popupSingleton != null)
{
popupSingleton.IsOpen = false;
popupSingleton.StaysOpen = false;
popupSingleton = null;
}
var popup = new Popup
{
Child = new ColumnFilterContextMenu(headerBody),
Placement = PlacementMode.Mouse,
IsOpen = true,
StaysOpen = true
};
// TODO : CLose when click outside
popup.Child.Focus();
DependencyPropertyChangedEventHandler handler = null;
handler = (x, y) =>
{
popup.IsOpen = false;
popup.StaysOpen = false;
popup.IsKeyboardFocusWithinChanged -= handler;
popupSingleton = null;
};
popup.IsKeyboardFocusWithinChanged += handler;
popupSingleton = popup;
}
internal bool RaiseFilterButtonPress(AutoColumnFilterBody headerBody, Point point)
{
if (headerBody.ColumnHeader == null)
{
return(false);
}
if (FilterButtonPressed != null)
{
var arg = new FilterButtonPressedEventArgs(headerBody.ColumnHeader);
FilterButtonPressed(this, arg);
if (arg.IsCancelled)
{
return(true);
}
}
if (this.columnFilterUIFlag == AutoColumnFilterUI.DropdownButtonAndPanel)
{
#if WINFORM
unvell.ReoGrid.WinForm.ColumnFilterContextMenu.ShowFilterPanel(headerBody, (System.Drawing.Point)point);
#elif WPF
// todo
#endif // WPF
return(true);
}
return(false);
}
private ColumnFilterContextMenu(AutoColumnFilterBody headerBody)
{
this.InitializeComponent();
this.headerBody = headerBody;
}
internal TextFilterCollection(AutoColumnFilterBody column)
{
this.columnFilter = column;
}
