public static IDataGridColumn <RecordT> Build <RecordT>(
Func <DataGridModel <RecordT> > model,
params Tuple <string, Func <RecordT, bool> >[] customSelection) where RecordT : new()
{
var header = new LocalValue <string>(string.Format(I18n.Translate("{0} of {1}"), 0, 0));
var defaultActions = new List <HTMLElement> {
new HTMLAnchorElement {
Href = "#",
TextContent = I18n.Translate("All")
}.With(x => {
x.OnClick += ev => {
ev.PreventDefault();
model().Selected.Replace(model().Items);
};
}),
new HTMLAnchorElement {
Href = "#",
TextContent = I18n.Translate("None")
}.With(x => {
x.OnClick += ev => {
ev.PreventDefault();
model().Selected.Clear();
};
})
};
return(new DataGridColumn <RecordT, bool>(
header,
TextType.TreatAsText,
x => model().Selected.Contains(x),
x => LocalizationUtil.BoolToUnicodeCheckbox(x),
(x, exp) => exp.Export(x),
_ => Tuple.Create <HTMLElement, DataGridColumnControllerResult <bool> >(null,
new DataGridColumnControllerResult <bool> {
FilterImpl = null,
AggregationImpl = null,
GroupingImpl = null,
SortingImpl = null,
IsGroupingActive = () => false
}),
new SelectedItemsListener <RecordT>(model),
m => {
var v = new InputCheckboxView("");
v.Widget.ClassList.Add(Magics.CssClassIsSelectionHandler);
v.BindReadWriteAndInitialize(m);
return v;
},
new List <Validate <bool> >(),
(x, toBeSelected) => {
var isSelected = model().Selected.Contains(x);
if (!isSelected && toBeSelected)
{
model().Selected.InsertAt(0, x);
}
else if (isSelected && !toBeSelected)
{
model().Selected.Delete(x);
}
},
null,
null,
true,
() => {
var cntnr = new HTMLDivElement();
cntnr.Style.Display = Display.Flex;
cntnr.Style.FlexDirection = FlexDirection.Column;
var customActions = customSelection.Select(x =>
new HTMLAnchorElement {
Href = "#",
TextContent = x.Item1
}.With(y => {
y.OnClick += ev => {
ev.PreventDefault();
model().Selected.Replace(model().Items.Where(z => x.Item2(z)));
};
})
);
defaultActions
.Concat(customActions)
.ForEach(x => cntnr.AppendChild(x));
return cntnr;
},
dgmodel => {
var mdl = dgmodel ?? model();
if (mdl == null)
{
throw new Exception("datagrid model is null");
}
// initialize
var selectedCount = mdl.Selected.Length;
var allCount = mdl.Items.Length;
header.DoChange(string.Format(I18n.Translate("{0} of {1}"), selectedCount, allCount), false);
mdl.Selected.Changed += (_, __, ___) => {
selectedCount = model().Selected.Length;
header.DoChange(string.Format(I18n.Translate("{0} of {1}"), selectedCount, allCount), false);
};
mdl.Items.Changed += (_, __, ___) => {
allCount = model().Items.Length;
header.DoChange(string.Format(I18n.Translate("{0} of {1}"), selectedCount, allCount), false);
};
}
));
}
