//0.2
//0.3
public void UpdateCollumnHeader()
{
GridViewColumnCollection collection = null;
if (View is GridView)
{
collection = (View as GridView).Columns;
}
else
{
collection = (View as VirtualWrapPanelView).Columns;
}
foreach (GridViewColumn col in collection)
{
ExComparer.SortCriteria colHeader = GetSortPropertyName(col);
if (colHeader != RootModel.SortBy)
{
col.HeaderTemplate = (DataTemplate)this.Resources["NormHeaderTemplate"];
}
else
if (RootModel.SortDirection == ListSortDirection.Ascending)
{
col.HeaderTemplate = (DataTemplate)this.Resources["AscHeaderTemplate"];
}
else
{
col.HeaderTemplate = (DataTemplate)this.Resources["DescHeaderTemplate"];
}
}
}
//0.2
public void ChangeSortMethod(ExComparer.SortCriteria sortBy, ListSortDirection sortDirection)
{
ListCollectionView dataView = (ListCollectionView)(CollectionViewSource.GetDefaultView(_subEntries.View));
dataView.SortDescriptions.Clear();
dataView.CustomSort = null;
ExComparer.SortDirectionType direction = sortDirection == ListSortDirection.Ascending ?
ExComparer.SortDirectionType.sortAssending : ExComparer.SortDirectionType.sortDescending;
dataView.CustomSort = new ExModelComparer(sortBy, direction);
}
public static void SetSortPropertyName(DependencyObject sender, ExComparer.SortCriteria value)
{
sender.SetValue(SortPropertyNameProperty, value);
}
public FileList()
{
ModelToExConverter = new ModelToExConverter();
ExModelToIconConverter = new ExModelToIconConverter();
DataContext = RootModel = new FileListViewModel();
Commands = new FileListCommands(this, RootModel);
InitializeComponent();
//0.2
Binding isLoadingBinding = new Binding("IsLoading");
isLoadingBinding.Source = RootModel;
this.SetBinding(IsLoadingProperty, isLoadingBinding);
Binding sortByBinding = new Binding("SortBy");
sortByBinding.Source = RootModel;
sortByBinding.Mode = BindingMode.TwoWay;
this.SetBinding(SortByProperty, sortByBinding);
Binding sortDirectionBinding = new Binding("SortDirection");
sortDirectionBinding.Source = RootModel;
sortDirectionBinding.Mode = BindingMode.TwoWay;
this.SetBinding(SortDirectionProperty, sortDirectionBinding);
UpdateCollumnHeader();
RootModel.OnProgress += (ProgressEventHandler) delegate(object sender, ProgressEventArgs e)
{
RaiseEvent(new ProgressRoutedEventArgs(ProgressEvent, e));
};
this.AddHandler(ListView.KeyDownEvent, (KeyEventHandler) delegate(object sender, KeyEventArgs args)
{
if ((args as RoutedEventArgs).OriginalSource == this)
{
if ((int)args.Key >= (int)Key.A && (int)args.Key <= (int)Key.Z)
{
_lookupAdorner.UpdateVisibilty(true);
//_lookupAdorner.Focus();
Keyboard.Focus(_lookupAdorner);
//_lookupAdorner.Text = args.Key.ToString().ToLower();
}
if (args.Key == Key.Escape)
{
_lookupAdorner.UpdateVisibilty(false);
}
}
//if (args.Key == Key.F3)
// _lookupAdorner.UpdateVisibilty(true);
});
//0.2
this.AddHandler(GridViewColumnHeader.ClickEvent, (RoutedEventHandler) delegate(object sender, RoutedEventArgs args)
{
if (args.OriginalSource is GridViewColumnHeader)
{
GridViewColumnHeader header = (GridViewColumnHeader)args.OriginalSource;
ExComparer.SortCriteria columnName = GetSortPropertyName(header.Column);
//if (string.IsNullOrEmpty(columnName))
// return;
if (RootModel.SortBy != columnName)
{
RootModel.SortBy = columnName;
}
else
if (RootModel.SortDirection == ListSortDirection.Ascending)
{
RootModel.SortDirection = ListSortDirection.Descending;
}
else
{
RootModel.SortDirection = ListSortDirection.Ascending;
}
UpdateCollumnHeader();
}
});
this.AddHandler(ListView.SelectionChangedEvent, (SelectionChangedEventHandler) delegate(object sender, SelectionChangedEventArgs args)
{
List <FileSystemInfoEx> selectedList = new List <FileSystemInfoEx>(SelectedEntries);
foreach (FileListViewItemViewModel removeItem in args.RemovedItems)
{
selectedList.Remove(removeItem.EmbeddedModel.EmbeddedEntry);
}
foreach (FileListViewItemViewModel addItem in args.AddedItems)
{
selectedList.Add(addItem.EmbeddedModel.EmbeddedEntry);
}
//if (args.AddedItems.Count==1) {
// SelectedEntries.Clear();
// selectedList.Clear();
// foreach (FileListViewItemViewModel addItem in args.AddedItems)
// selectedList.Add(addItem.EmbeddedModel.EmbeddedEntry);
//}
SelectedEntries = selectedList;
//The following does not work because of virtual items.
//SelectedEntries = RootModel.CurrentDirectoryModel.SelectedEntries;
});
RootModel.PropertyChanged += (PropertyChangedEventHandler) delegate(object sender, PropertyChangedEventArgs args)
{
if (args.PropertyName == "CurrentDirectory")
{
CurrentDirectory = RootModel.CurrentDirectory;
ScrollViewer scrollViewer = UITools.FindVisualChild <ScrollViewer>(this);
if (scrollViewer != null)
{
scrollViewer.ScrollToHome();
}
ExToIconConverter ati = this.TryFindResource("ati") as ExToIconConverter;
if (ati.IconCount > 500)
{
ati.ClearInstanceCache();
}
}
};
//#region ExpandHandler
//this.AddHandler(ListViewItem.MouseDoubleClickEvent, (RoutedEventHandler)delegate(object sender, RoutedEventArgs e)
//{
// DependencyObject lvItem = getListViewItem(e.OriginalSource as DependencyObject);
// if (lvItem != null)
// {
// FileListViewItemViewModel model =
// (FileListViewItemViewModel)ItemContainerGenerator.ItemFromContainer(lvItem);
// if (model != null)
// {
// model.Expand();
// }
// }
//});
//#endregion
#region ContextMenuWrapper - Obsoluted
//_cmw = new ContextMenuWrapper();
//this.AddHandler(TreeViewItem.MouseRightButtonUpEvent, new MouseButtonEventHandler(
// (MouseButtonEventHandler)delegate(object sender, MouseButtonEventArgs args)
// {
// if (SelectedValue is FileListViewItemViewModel)
// {
// var selectedItems = (from FileListViewItemViewModel model in SelectedItems
// select model.EmbeddedModel.EmbeddedEntry).ToArray();
// Point pt = this.PointToScreen(args.GetPosition(this));
// string command = _cmw.Popup(selectedItems, new System.Drawing.Point((int)pt.X, (int)pt.Y));
// switch (command)
// {
// case "rename":
// if (this.SelectedValue != null)
// {
// SetIsEditing(ItemContainerGenerator.ContainerFromItem(this.SelectedValue), true);
// }
// break;
// case "refresh":
// RootModel.CurrentDirectoryModel.Refresh();
// break;
// }
// }
// }));
#endregion
}
public ExModelComparer(ExComparer.SortCriteria criteria, ExComparer.SortDirectionType direction)
{
SortBy = criteria;
SortDirection = direction;
}
public ExModelComparer(ExComparer.SortCriteria criteria)
{
SortBy = criteria;
}
