protected override async Task OnAfterRenderAsync(bool firstRender)
{
// If this is the first time we've finished rendering, then all the columns
// have been added to the table so we'll go and get the data for the first time
if (firstRender)
{
try
{
if (AutoLoad)
{
await GetDataAsync().ConfigureAwait(true);
StateHasChanged();
}
}
catch (Exception ex)
{
await HandleExceptionAsync(ex).ConfigureAwait(true);
}
}
// focus first editor after edit mode begins
if (BeginEditEvent.WaitOne(0) && Columns.Count > 0 && EditItem != null)
{
// find first editable column
var key = string.Empty;
foreach (var column in ActualColumnsToDisplay)
{
var editable = column.Editable;
// override with dynamic config?
var config = ColumnsConfig?.Find(x => x.Id == column.Id);
if (config?.Editable ?? editable)
{
key = column.Id;
break;
}
}
var row = ItemsToDisplay.IndexOf(EditItem);
if (key != string.Empty)
{
await JSRuntime.InvokeVoidAsync("panoramicData.selectText", $"{IdEditPrefix}-{row}-{key}", _tableBeforeEditArgs !.SelectionStart, _tableBeforeEditArgs !.SelectionEnd).ConfigureAwait(true);
BeginEditEvent.Reset();
}
}
}
/// <summary>
/// Begins editing of the given item.
/// </summary>
public async Task BeginEditAsync()
{
if (AllowEdit && !IsEditing && SelectionMode != TableSelectionMode.None && Selection.Count == 1 && KeyField != null)
{
// find item to edit
var item = ItemsToDisplay.Find(x => KeyField(x).ToString() == Selection[0]);
if (item != null)
{
// notify and allow for cancel
EditItem = item;
_tableBeforeEditArgs = new TableBeforeEditEventArgs <TItem>(EditItem);
await InvokeAsync(async() => await BeforeEdit.InvokeAsync(_tableBeforeEditArgs).ConfigureAwait(true)).ConfigureAwait(true);
if (!_tableBeforeEditArgs.Cancel)
{
_editValues.Clear();
IsEditing = true;
BeginEditEvent.Set();
await InvokeAsync(StateHasChanged).ConfigureAwait(true);
}
}
}
}
/// <summary>
///
/// </summary>
protected override void BeginEdit()
{
BeginEditEvent?.Invoke(this, EventArgs.Empty);
base.BeginEdit();
}
internal void BeginEdit()
{
EditText = Text;
IsEditing = true;
BeginEditEvent.Set();
}