protected override void OnBindingContextChanged()
{
// Triggers event
if (BindingContext is INotifyPropertyChanged model)
{
model.PropertyChanged += (obj, e) => RowTrigger.SetTriggerStyle(this, e.PropertyName);
}
// Set binding context for custom cells
foreach (var item in cells)
{
if (item.IsCustomTemplate && item.Wrapper?.Content != null)
{
item.Wrapper.Content.BindingContext = BindingContext;
}
}
// Started find FIRST active trigger
if (this.DataGrid.RowTriggers.Count > 0)
{
foreach (var trigg in this.DataGrid.RowTriggers)
{
if (trigg.CheckTriggerActivated(BindingContext))
{
this.enableTrigger = trigg;
break;
}
//var trigger = RowTrigger.SetTriggerStyle(this, trigg.PropertyTrigger, false);
//if (trigger != null)
//{
// this.enableTrigger = trigger;
// break;
//}
}
}
// Set text value for standart cell
foreach (var item in cells)
{
if (item.IsCustomTemplate || item.AutoNumber != Enums.AutoNumberType.None)
{
continue;
}
if (item.Column.PropertyName != null)
{
item.Label.SetBinding(Label.TextProperty, new Binding(item.Column.PropertyName, BindingMode.Default,
stringFormat: item.Column.StringFormat, source: BindingContext));
}
}
// Render first style
UpdateStyle();
}
public GridRow(object context, StackList host, int id, bool showBottomLine, bool isAutoNumber)
{
Context = context;
BindingContext = context;
DataGrid = host.DataGrid;
Index = id;
isLineVisible = showBottomLine;
IsClippedToBounds = true;
VerticalOptions = LayoutOptions.Start;
HorizontalOptions = LayoutOptions.FillAndExpand;
Cells = new GridCell[DataGrid.Columns.Count];
// Triggers event
if (context is INotifyPropertyChanged model && DataGrid.RowTriggers.Count > 0)
{
model.PropertyChanged += (obj, e) => RowTrigger.SetTriggerStyle(this, e.PropertyName);
}
// Selection box
SelectionBox = new BoxView();
SelectionBox.InputTransparent = true;
SelectionBox.BackgroundColor = Color.Transparent;
Children.Add(SelectionBox);
// Init cells
for (int i = 0; i < DataGrid.Columns.Count; i++)
{
var column = DataGrid.Columns[i];
var cell = new GridCell(this, column);
Children.Add(cell.Wrapper);
Children.Add(cell.Content);
Cells[i] = cell;
}
// Add tap system event
if (DataGrid.TapColor != Color.Default ||
DataGrid.CommandLongTapItem != null ||
DataGrid.CommandSelectedItem != null)
{
Touch.SetHost(this, DataGrid);
}
//Touch.SetSelect(this, new Command(ActionRowSelect));
//if (DataGrid.TapColor != Color.Default)
// Touch.SetColor(this, DataGrid.TapColor);
//if (DataGrid.CommandSelectedItem != null)
// Touch.SetTap(this, DataGrid.CommandSelectedItem);
//if (DataGrid.CommandLongTapItem != null)
// Touch.SetLongTap(this, DataGrid.CommandLongTapItem);
// Create horizontal line table
Line = new BoxView();
Line.BackgroundColor = DataGrid.BorderColor;
Line.HeightRequest = DataGrid.BorderWidth;
Line.InputTransparent = true;
Children.Add(Line);
// Auto number
if (DataGrid.IsAutoNumberCalc && isAutoNumber)
{
UpdateAutoNumeric(Index);
}
// find FIRST active trigger
if (this.DataGrid.RowTriggers.Count > 0)
{
foreach (var trigg in this.DataGrid.RowTriggers)
{
if (trigg.CheckTriggerActivated(BindingContext))
{
this.EnabledTrigger = trigg;
break;
}
}
}
// Render style
UpdateStyle();
}
