private ExtendedGridViewColumn CreateGridViewColumn(String header, String displayMemberBinding)
{
ExtendedGridViewColumn gvc = new ExtendedGridViewColumn();
gvc.Header = header;
gvc.DisplayMemberBinding = new Binding(displayMemberBinding);
gvc.SortPropertyName = displayMemberBinding;
return gvc;
}
private ExtendedGridViewColumn CreateGridViewColumn(String header, String displayMemberBinding)
{
ExtendedGridViewColumn gvc = new ExtendedGridViewColumn();
gvc.Header = header;
gvc.DisplayMemberBinding = new Binding(displayMemberBinding);
gvc.SortPropertyName = displayMemberBinding;
return(gvc);
}
private void SetColumnHeaderTemplate(ExtendedGridViewColumn column, ListSortDirection?direction)
{
if (direction == null)
{
column.HeaderTemplate = TryFindResource(ColumnHeaderNotSortedTemplate) as DataTemplate;
}
else if (direction == ListSortDirection.Ascending)
{
column.HeaderTemplate = TryFindResource(ColumnHeaderSortedAscendingTemplate) as DataTemplate;
}
else
{
column.HeaderTemplate = TryFindResource(ColumnHeaderSortedDescendingTemplate) as DataTemplate;
}
}
public void Initialise()
{
// cast the ListView's View to a GridView
GridView gridView = this.View as GridView;
if (gridView == null)
{
return;
}
// determine which column is marked as IsDefaultSortColumn
ExtendedGridViewColumn defaultGridViewColumn = null;
foreach (GridViewColumn gridViewColumn in gridView.Columns)
{
ExtendedGridViewColumn sortableGridViewColumn = gridViewColumn as ExtendedGridViewColumn;
if (sortableGridViewColumn != null && sortableGridViewColumn.IsDefaultSortColumn)
{
defaultGridViewColumn = sortableGridViewColumn;
break;
}
}
// if the default sort column is defined, sort the data and then update the templates as necessary.
if (defaultGridViewColumn != null)
{
lastSortedOnColumn = defaultGridViewColumn;
Sort(defaultGridViewColumn.SortPropertyName, ListSortDirection.Ascending);
SetColumnHeaderTemplate(defaultGridViewColumn, ListSortDirection.Ascending);
SelectedIndex = 0;
}
// Set the "not sorted" template to all the other columns. This is so column header are correctly auto-sized.
foreach (GridViewColumn gridViewColumn in gridView.Columns)
{
ExtendedGridViewColumn sortableGridViewColumn = gridViewColumn as ExtendedGridViewColumn;
if (sortableGridViewColumn != null && sortableGridViewColumn != defaultGridViewColumn)
{
SetColumnHeaderTemplate(sortableGridViewColumn, null);
}
}
}
/// <summary>
/// Event Handler for the ColumnHeader Click Event.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void GridViewColumnHeaderClickedHandler(object sender, RoutedEventArgs e)
{
GridViewColumnHeader headerClicked = e.OriginalSource as GridViewColumnHeader;
// ensure that we clicked on the column header and not the padding that's added to fill the space.
if (headerClicked == null || headerClicked.Role == GridViewColumnHeaderRole.Padding)
{
return;
}
// attempt to cast to the ExtendedGridViewColumn object.
ExtendedGridViewColumn sortableGridViewColumn = headerClicked.Column as ExtendedGridViewColumn;
// ensure that the column header is the correct type and a sort property has been set.
if (sortableGridViewColumn == null || String.IsNullOrEmpty(sortableGridViewColumn.SortPropertyName))
{
return;
}
ListSortDirection direction = ListSortDirection.Ascending;
bool newSortColumn = false;
// determine whether this is a new sort, or a switch in sort direction.
if (lastSortedOnColumn == null || String.IsNullOrEmpty(lastSortedOnColumn.SortPropertyName) || !String.Equals(sortableGridViewColumn.SortPropertyName, lastSortedOnColumn.SortPropertyName, StringComparison.InvariantCultureIgnoreCase))
{
newSortColumn = true;
}
else if (lastDirection == ListSortDirection.Ascending)
{
direction = ListSortDirection.Descending;
}
Sort(sortableGridViewColumn.SortPropertyName, direction);
SetColumnHeaderTemplate(sortableGridViewColumn, direction);
// Remove arrow from previously sorted header
if (newSortColumn && lastSortedOnColumn != null)
{
SetColumnHeaderTemplate(lastSortedOnColumn, null);
}
lastSortedOnColumn = sortableGridViewColumn;
}
private void SetPlayerListGridView(Demo demo)
{
GridView gv = new GridView();
ExtendedGridViewColumn nameColumn = CreateGridViewColumn("Name", "Name");
nameColumn.IsDefaultSortColumn = true;
nameColumn.IsLowPriority = true;
gv.Columns.Add(nameColumn);
if (demo.Engine != Demo.Engines.Source)
{
gv.Columns.Add(CreateGridViewColumn("cl__updaterate", "UpdateRate"));
gv.Columns.Add(CreateGridViewColumn("rate", "Rate"));
}
if (demo.Engine == Demo.Engines.Source || demo.NetworkProtocol >= 48)
{
gv.Columns.Add(CreateGridViewColumn("Steam ID", "SteamId"));
}
uiPlayersListView.View = gv;
}
private void ResizeColumnsWorker()
{
if (Thread.CurrentThread != Dispatcher.Thread)
{
Thread.Sleep(resizeColumnsWaitTime);
Dispatcher.Invoke(DispatcherPriority.Normal, new Procedure(ResizeColumnsWorker));
return;
}
GridView view = View as GridView;
if (view == null)
{
return;
}
// autosize all columns
foreach (GridViewColumn column in view.Columns)
{
column.Width = column.ActualWidth;
}
UpdateLayout();
foreach (GridViewColumn column in view.Columns)
{
column.Width = Double.NaN;
}
UpdateLayout();
// count column widths that aren't low priority or fill columns
Double controlWidth = (scrollViewer == null ? ActualWidth : scrollViewer.ViewportWidth);
Double normalColumnWidthTotal = 0;
ExtendedGridViewColumn lowPriorityColumn = null;
ExtendedGridViewColumn fillColumn = null;
foreach (ExtendedGridViewColumn column in view.Columns)
{
if (column.IsLowPriority)
{
lowPriorityColumn = column;
}
else if (column.IsFillColumn)
{
fillColumn = column;
}
else
{
normalColumnWidthTotal += column.ActualWidth;
}
}
// size the low priority column
if (lowPriorityColumn != null)
{
Double desiredWidth = controlWidth - (normalColumnWidthTotal + (fillColumn == null ? 0 : fillColumn.ActualWidth)) - 4; // padding
if (desiredWidth > 0 && desiredWidth < lowPriorityColumn.ActualWidth)
{
lowPriorityColumn.Width = desiredWidth;
}
}
// size the fill column
if (fillColumn != null)
{
Double desiredWidth = controlWidth - (normalColumnWidthTotal + (lowPriorityColumn == null ? 0 : lowPriorityColumn.ActualWidth)) - 4; // padding
if (desiredWidth > 0 && desiredWidth > fillColumn.ActualWidth)
{
fillColumn.Width = desiredWidth;
}
}
}
public void Initialise()
{
// cast the ListView's View to a GridView
GridView gridView = this.View as GridView;
if (gridView == null)
{
return;
}
// determine which column is marked as IsDefaultSortColumn
ExtendedGridViewColumn defaultGridViewColumn = null;
foreach (GridViewColumn gridViewColumn in gridView.Columns)
{
ExtendedGridViewColumn sortableGridViewColumn = gridViewColumn as ExtendedGridViewColumn;
if (sortableGridViewColumn != null && sortableGridViewColumn.IsDefaultSortColumn)
{
defaultGridViewColumn = sortableGridViewColumn;
break;
}
}
// if the default sort column is defined, sort the data and then update the templates as necessary.
if (defaultGridViewColumn != null)
{
lastSortedOnColumn = defaultGridViewColumn;
Sort(defaultGridViewColumn.SortPropertyName, ListSortDirection.Ascending);
SetColumnHeaderTemplate(defaultGridViewColumn, ListSortDirection.Ascending);
SelectedIndex = 0;
}
// Set the "not sorted" template to all the other columns. This is so column header are correctly auto-sized.
foreach (GridViewColumn gridViewColumn in gridView.Columns)
{
ExtendedGridViewColumn sortableGridViewColumn = gridViewColumn as ExtendedGridViewColumn;
if (sortableGridViewColumn != null && sortableGridViewColumn != defaultGridViewColumn)
{
SetColumnHeaderTemplate(sortableGridViewColumn, null);
}
}
}
private void SetColumnHeaderTemplate(ExtendedGridViewColumn column, ListSortDirection? direction)
{
if (direction == null)
{
column.HeaderTemplate = TryFindResource(ColumnHeaderNotSortedTemplate) as DataTemplate;
}
else if (direction == ListSortDirection.Ascending)
{
column.HeaderTemplate = TryFindResource(ColumnHeaderSortedAscendingTemplate) as DataTemplate;
}
else
{
column.HeaderTemplate = TryFindResource(ColumnHeaderSortedDescendingTemplate) as DataTemplate;
}
}
/// <summary>
/// Event Handler for the ColumnHeader Click Event.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void GridViewColumnHeaderClickedHandler(object sender, RoutedEventArgs e)
{
GridViewColumnHeader headerClicked = e.OriginalSource as GridViewColumnHeader;
// ensure that we clicked on the column header and not the padding that's added to fill the space.
if (headerClicked == null || headerClicked.Role == GridViewColumnHeaderRole.Padding)
{
return;
}
// attempt to cast to the ExtendedGridViewColumn object.
ExtendedGridViewColumn sortableGridViewColumn = headerClicked.Column as ExtendedGridViewColumn;
// ensure that the column header is the correct type and a sort property has been set.
if (sortableGridViewColumn == null || String.IsNullOrEmpty(sortableGridViewColumn.SortPropertyName))
{
return;
}
ListSortDirection direction = ListSortDirection.Ascending;
bool newSortColumn = false;
// determine whether this is a new sort, or a switch in sort direction.
if (lastSortedOnColumn == null || String.IsNullOrEmpty(lastSortedOnColumn.SortPropertyName) || !String.Equals(sortableGridViewColumn.SortPropertyName, lastSortedOnColumn.SortPropertyName, StringComparison.InvariantCultureIgnoreCase))
{
newSortColumn = true;
}
else if (lastDirection == ListSortDirection.Ascending)
{
direction = ListSortDirection.Descending;
}
Sort(sortableGridViewColumn.SortPropertyName, direction);
SetColumnHeaderTemplate(sortableGridViewColumn, direction);
// Remove arrow from previously sorted header
if (newSortColumn && lastSortedOnColumn != null)
{
SetColumnHeaderTemplate(lastSortedOnColumn, null);
}
lastSortedOnColumn = sortableGridViewColumn;
}
