void Header_Click(object sender, RoutedEventArgs e)
{
GridViewColumnHeader clickHeader = e.OriginalSource as GridViewColumnHeader;
if (clickHeader.IsNull() || clickHeader.Column.IsNull() ||
ColumnWidthHelper.GetSortPropertyName(clickHeader.Column).IsNullOrEmpty())
{
return;
}
ListSortDirection direction = ListSortDirection.Ascending;
if (clickHeader != lastHeader)
{
direction = ListSortDirection.Descending;
}
else
{
if (lastDirection == ListSortDirection.Ascending)
{
direction = ListSortDirection.Descending;
}
else
{
direction = ListSortDirection.Ascending;
}
}
SetSortOrder(clickHeader, direction);
}
public void Thumb_DragDelta(object sender, DragDeltaEventArgs e)
{
Thumb thumb = e.OriginalSource as Thumb;
if (thumb.IsNull())
{
return;
}
GridViewColumnHeader header = thumb.TemplatedParent as GridViewColumnHeader;
if (header.IsNull())
{
return;
}
GridViewColumn column = header.Column;
if (column.IsNull())
{
return;
}
double minWidth = ColumnWidthHelper.GetMinWidth(column);
double maxWidth = ColumnWidthHelper.GetMaxWidth(column);
if (header.Column.ActualWidth < minWidth)
{
header.Column.Width = minWidth;
}
if (header.Column.ActualWidth > maxWidth)
{
header.Column.Width = maxWidth;
}
}
void ItemCheckBox_Click(object sender, RoutedEventArgs e)
{
IFolder folder = ColumnWidthHelper.GetFolder(this);
//If search view the current folder is null
if (!folder.IsNull())
{
return;
}
var list = lvContent.ItemsSource.Cast <IFile>();
if (list.IsNullOrEmpty())
{
return;
}
if (list.All(item => item.IsChecked == true))
{
SetIsAllChecked(this, true);
}
else if (list.All(item => item.IsChecked == false))
{
SetIsAllChecked(this, false);
}
else
{
SetIsAllChecked(this, null);
}
}
private void chkAll_Click(object sender, RoutedEventArgs e)
{
CheckBox ck = sender as CheckBox;
if (lvContent.ItemsSource.IsNull() || ck.IsNull())
{
return;
}
IFolder folder = ColumnWidthHelper.GetFolder(this);
//If search view the current folder is null
if (!folder.IsNull())
{
return;
}
try
{
if (ck.IsChecked == true)
{
foreach (IFile item in lvContent.ItemsSource)
{
item.IsChecked = true;
}
}
else if (ck.IsChecked == false)
{
foreach (IFile item in lvContent.ItemsSource)
{
item.IsChecked = false;
}
}
}
catch (Exception ex)
{
LogHelper.Error(ex.Message);
}
}
private void SetSortOrder(GridViewColumnHeader clickHeader, ListSortDirection direction)
{
if (lastHeader.IsNull())
{
lastHeader = ColNameHeader;
}
if (lastHeader.IsNull())
{
return;
}
string propName = ColumnWidthHelper.GetSortPropertyName(clickHeader.Column);
if (propName.IsNullOrEmpty() || this.ViewModel.IsNull())
{
return;
}
ViewModel.SetSortOrder(propName, direction);
lastHeader.ContentTemplate = NormalHeaderDataTemplate;
switch (direction)
{
case ListSortDirection.Ascending:
clickHeader.ContentTemplate = AscHeaderDataTemplate;
break;
case ListSortDirection.Descending:
clickHeader.ContentTemplate = DescHeaderDataTemplate;
break;
default:
clickHeader.ContentTemplate = NormalHeaderDataTemplate;
break;
}
lastHeader = clickHeader;
lastDirection = direction;
}
void ItemCheckBox_Click(object sender, RoutedEventArgs e)
{
IFolder folder = ColumnWidthHelper.GetFolder(this);
//If search view the current folder is null
if (!folder.IsNull())
{
return;
}
SearchViewModel sv = this.ViewModel as SearchViewModel;
if (sv.IsNull())
{
return;
}
var list = sv.ContentView.SourceCollection as IList <IFile>;
if (list.IsNull())
{
return;
}
if (list.All(item => item.IsChecked == true))
{
SetIsChecked(this, true);
}
else if (list.All(item => item.IsChecked == false))
{
SetIsChecked(this, false);
}
else
{
SetIsChecked(this, null);
}
}
