private static void setSelection(TreeViewHelper.DependencyPropertyEventArgs e, ref Category refToProperty)
{
if (e != null && e.DependencyPropertyChangedEventArgs.NewValue != null)
{
var selection = e.DependencyPropertyChangedEventArgs.NewValue as Category;
if (selection != null)
{
refToProperty = selection;
}
}
}
private static void TreeViewItemSelectedChangedCallBack(TreeViewHelper.DependencyPropertyEventArgs e)
{
//if (e != null && e.DependencyPropertyChangedEventArgs.NewValue != null)
// MessageBox.Show(
// string.Format("Selected Item: {0}", ((ProjectItem)e.DependencyPropertyChangedEventArgs.NewValue).AllowDrop.ToString()),
// "MVVM TreeView Selected Item Demo",
// MessageBoxButton.OK,
// MessageBoxImage.Information
// );
CurrSelItem = e.DependencyPropertyChangedEventArgs.NewValue;
}
private static void ScheduleSelectionChanged(TreeViewHelper.DependencyPropertyEventArgs e)
{
if (e != null && e.DependencyPropertyChangedEventArgs.NewValue != null)
{
var selection = e.DependencyPropertyChangedEventArgs.NewValue as Schedule;
if (selection != null)
{
_selectedSchedule = selection;
return;
}
var selectedCategory = e.DependencyPropertyChangedEventArgs.NewValue as Category;
if (selectedCategory != null)
{
_selectedCatagory = selectedCategory;
_selectedSchedule = selectedCategory.ParentSchedule;
}
}
}
private static void ScheduleCategoriesChanged(TreeViewHelper.DependencyPropertyEventArgs e)
{
setSelection(e, ref _selectedCategorySecond);
}
//public static object GetIsSelectedMonitor(DependencyObject obj)
//{
// return (object)obj.GetValue(IsSelectedMonitorProperty);
//}
//public static void SetIsSelectedMonitor(DependencyObject obj, object value)
//{
// obj.SetValue(IsSelectedMonitorProperty, value);
//}
//// Using a DependencyProperty as the backing store for IsSelectedMonitor. This enables animation, styling, binding, etc...
//public static readonly DependencyProperty IsSelectedMonitorProperty =
// DependencyProperty.RegisterAttached("IsSelectedMonitor", typeof(object), typeof(CategorySelectViewModel), new PropertyMetadata(true, IsSelectedMonitorProperty_Chaged));
//private static void IsSelectedMonitorProperty_Chaged(DependencyObject d, DependencyPropertyChangedEventArgs e)
//{
// TreeView treeView = FindParentTreeView(d);
// if (treeView != null)
// {
// if (treeView.Name == "CategoryList")
// _selectedCategoryFirst = e.NewValue as Category;
// else if (treeView.Name == "SelectedCategoryList")
// _selectedCategorySecond = e.NewValue as Category;
// }
//}
//private static TreeView FindParentTreeView(object child)
//{
// try
// {
// var parent = VisualTreeHelper.GetParent(child as DependencyObject);
// while ((parent as TreeView) == null)
// {
// parent = VisualTreeHelper.GetParent(parent);
// }
// return parent as TreeView;
// }
// catch (System.Exception e)
// {
// //could not find a parent of type TreeViewItem
// return null;
// }
//}
#endregion
private static void AvailableCategoriesChanged(TreeViewHelper.DependencyPropertyEventArgs e)
{
setSelection(e, ref _selectedCategoryFirst);
}
