void IDropTarget.Drop(IDropInfo dropInfo)
{
Monik?.ApplicationVerbose("Matrix.Drop");
var card = dropInfo.Data as CardViewModel;
var targetCard = dropInfo.TargetItem as CardViewModel;
// dirty fingers
var targetIntersec = ((dropInfo.VisualTarget as ListView)
.Parent as Grid)
.Parent as Intersection;
if (card.ColumnDeterminant != targetIntersec.ColumnDeterminant ||
card.RowDeterminant != targetIntersec.RowDeterminant)
{
Monik?.ApplicationVerbose("Matrix.Drop move to other intersection");
card.ColumnDeterminant = targetIntersec.ColumnDeterminant;
card.RowDeterminant = targetIntersec.RowDeterminant;
}
// Reorder
card.Order = targetCard != null ? targetCard.Order - 1 : int.MaxValue;
using (CardsObservable.Bind(out ReadOnlyObservableCollection <ICard> temp).Subscribe())
{
var targetCards = temp
.Where(x => x.ColumnDeterminant == card.ColumnDeterminant &&
x.RowDeterminant == card.RowDeterminant)
.OrderBy(x => x.Order);
int i = 0;
foreach (var it in targetCards)
{
it.Order = i;
i += 10;
}
} //using
}
public void RebuildGrid()
{
Monik?.ApplicationVerbose("Matrix.RebuildGrid started");
MainGrid.Children.Clear();
if (Rows == null || Columns == null ||
Rows.Count == 0 || Columns.Count == 0)
{
Monik?.ApplicationVerbose("Matrix.RebuildGrid skip func");
return;
}
var columns = Columns.ToList();
int columnCount = Columns.Count;
var rows = Rows.ToList();
int rowCount = Rows.Count;
//////////////////
// 1. Fill columns
//////////////////
MainGrid.ColumnDefinitions.Clear();
// rows header
MainGrid.ColumnDefinitions.Add(
new ColumnDefinition {
Width = new GridLength(30, GridUnitType.Pixel)
});
// columns
for (int i = 0; i < columnCount; i++)
{
var it = columns[i];
Monik?.ApplicationVerbose($"Matrix.RebuildGrid add column {it.Id}::{it.Name}::{it.Order}");
var cd = new ColumnDefinition();
cd.DataContext = it;
cd.Width = new GridLength(it.Size / 10.0, GridUnitType.Star);
MainGrid.ColumnDefinitions.Add(cd);
PropertyDescriptor pd = DependencyPropertyDescriptor.FromProperty(ColumnDefinition.WidthProperty, typeof(ColumnDefinition));
pd.AddValueChanged(cd, new EventHandler(ColumnWidthPropertyChanged));
ContentControl cc = new ContentControl();
cc.Content = it;
cc.MouseMove += Head_MouseMove;
cc.ContextMenu = HeadContextMenu;
cc.ContentTemplate = (DataTemplate)this.Resources["DefaultHorizontalHeaderTemplate"];
MainGrid.Children.Add(cc);
// Update number of Cards in Column
CardsObservable
.Filter(x => x.ColumnDeterminant == it.Id)
.ToCollection()
.Subscribe(x => it.CurNumberOfCards = x.Count());
// dont draw excess splitter
if (i < columnCount - 1)
{
MainGrid.Children.Add(BuildVerticalSpliter(i, rowCount));
}
Grid.SetColumn(cc, i + 1);
Grid.SetRow(cc, 0);
}
///////////////
// 2. Fill rows
///////////////
MainGrid.RowDefinitions.Clear();
// columns header
MainGrid.RowDefinitions.Add(
new RowDefinition {
Height = new GridLength(30, GridUnitType.Pixel)
});
// rows
VerticalHeaders.Clear();
for (int i = 0; i < rowCount; i++)
{
var it = rows[i];
Monik?.ApplicationVerbose($"Matrix.RebuildGrid add row {it.Id}::{it.Name}::{it.Order}");
var rd = new RowDefinition();
rd.DataContext = it;
rd.Height = new GridLength(it.Size / 10.0, GridUnitType.Star);
MainGrid.RowDefinitions.Add(rd);
PropertyDescriptor pd = DependencyPropertyDescriptor.FromProperty(RowDefinition.HeightProperty, typeof(RowDefinition));
pd.AddValueChanged(rd, new EventHandler(RowWidthPropertyChanged));
ContentControl cc = new ContentControl();
VerticalHeaders.Add(cc);
cc.Content = it;
cc.MouseMove += Head_MouseMove;
cc.ContextMenu = HeadContextMenu;
cc.ContentTemplate = (DataTemplate)this.Resources["DefaulVerticalHeaderTemplate"];
MainGrid.Children.Add(cc);
// Update number of Cards in Row
CardsObservable
.Filter(x => x.RowDeterminant == it.Id)
.ToCollection()
.Subscribe(x => it.CurNumberOfCards = x.Count());
// dont draw excess splitter
if (i < rowCount - 1)
{
MainGrid.Children.Add(BuildHorizontalSpliter(i, columnCount));
}
Grid.SetColumn(cc, 0);
Grid.SetRow(cc, i + 1);
Canvas.SetZIndex(cc, System.Int32.MaxValue);
}
////////////////////////
// 3. Fill Intersections
////////////////////////
for (int i = 0; i < Columns.Count; i++)
{
for (int j = 0; j < Rows.Count; j++)
{
int colDet = columns[i].Id;
int rowDet = rows[j].Id;
CardsObservable
.Filter(x => x.ColumnDeterminant == colDet && x.RowDeterminant == rowDet)
.Sort(SortExpressionComparer <ICard> .Ascending(c => c.Order))
.ObserveOnDispatcher()
.Bind(out ReadOnlyObservableCollection <ICard> intersectionCards)
.Subscribe();
Intersection cell = new Intersection(this)
{
DataContext = this,
ColumnDeterminant = colDet,
RowDeterminant = rowDet,
SelfCards = intersectionCards
};
MainGrid.Children.Add(cell);
Grid.SetColumn(cell, i + 1);
Grid.SetColumnSpan(cell, 1);
Grid.SetRow(cell, j + 1);
Grid.SetRowSpan(cell, 1);
}
}
SwimLanePropertyChanged(this, null);
Monik?.ApplicationVerbose("Matrix.RebuildGrid finished");
}