private static void SetItemSource(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
AdaGrid adaGrid = d as AdaGrid;
adaGrid.Items = e.NewValue as ObservableCollection <PictureCard>;
ReSetItems(adaGrid);
adaGrid.Items.CollectionChanged += adaGrid.Items_CollectionChanged;
}
static void ReSetItems(AdaGrid adaGrid)
{
adaGrid.Grid_Main.Children.Clear();
if (adaGrid.Items == null || adaGrid.Items.Count == 0)
{
return;
}
//断开父元素
foreach (var temp in adaGrid.Items)
{
if (temp.Parent != null)
{
StackPanel p = temp.Parent as StackPanel;
p.Children.Clear();
p = null;
}
}
double grdiW = adaGrid.ActualWidth;
int columnCount = (int)(grdiW / (adaGrid.ItemWidth + 10));
for (int i = 0; i < adaGrid.Items.Count; i++)
{
StackPanel stackPanel = new StackPanel()
{
Orientation = Orientation.Horizontal
};
for (int j = 0; j < columnCount && i < adaGrid.Items.Count; j++, i++)
{
stackPanel.Children.Add(adaGrid.Items[i]);
}
i--;
adaGrid.Grid_Main.Children.Add(stackPanel);
//}
//if (adaGrid.Grid_Main.Children.Count % columnCount == 0)
// adaGrid.Grid_Main.Children.Add();
}
}