private void AddToken(object data)
{
var item = new TokenizingTextBoxItem()
{
Content = data,
ContentTemplateSelector = TokenItemTemplateSelector,
ContentTemplate = TokenItemTemplate,
Style = TokenItemStyle
};
item.Click += TokenizingTextBoxItem_Click; // TODO: Wonder if this needs to be in a PrepareContainerForItemOverride?
item.ClearClicked += TokenizingTextBoxItem_ClearClicked;
var removeMenuItem = new MenuFlyoutItem
{
Text = StringExtensions.GetLocalized("WindowsCommunityToolkit_TokenizingTextBoxItem_MenuFlyout_Remove", "Microsoft.Toolkit.Uwp.UI.Controls/Resources")
};
removeMenuItem.Click += (s, e) => RemoveToken(item);
var menuFlyout = new MenuFlyout();
menuFlyout.Items.Add(removeMenuItem);
item.ContextFlyout = menuFlyout;
var i = _wrapPanel.Children.Count - 1;
_wrapPanel.Children.Insert(i, item);
TokenItemAdded?.Invoke(this, item);
}
internal async Task AddTokenAsync(object data, bool?atEnd = null)
{
if (ReadLocalValue(MaximumTokensProperty) != DependencyProperty.UnsetValue && (MaximumTokens <= 0 || MaximumTokens <= _innerItemsSource.ItemsSource.Count))
{
// No tokens for you
return;
}
if (data is string str && TokenItemAdding != null)
{
var tiaea = new TokenItemAddingEventArgs(str);
await TokenItemAdding.InvokeAsync(this, tiaea);
if (tiaea.Cancel)
{
return;
}
if (tiaea.Item != null)
{
data = tiaea.Item; // Transformed by event implementor
}
}
// If we've been typing in the last box, just add this to the end of our collection
if (atEnd == true || _currentTextEdit == _lastTextEdit)
{
_innerItemsSource.InsertAt(_innerItemsSource.Count - 1, data);
}
else
{
// Otherwise, we'll insert before our current box
var edit = _currentTextEdit;
var index = _innerItemsSource.IndexOf(edit);
// Insert our new data item at the location of our textbox
_innerItemsSource.InsertAt(index, data);
// Remove our textbox
_innerItemsSource.Remove(edit);
}
// Focus back to our end box as Outlook does.
var last = ContainerFromItem(_lastTextEdit) as TokenizingTextBoxItem;
last?._autoSuggestTextBox.Focus(FocusState.Keyboard);
TokenItemAdded?.Invoke(this, data);
GuardAgainstPlaceholderTextLayoutIssue();
}
private async Task AddToken(object data)
{
if (data is string str && TokenItemCreating != null)
{
var ticea = new TokenItemCreatingEventArgs(str);
await TokenItemCreating.InvokeAsync(this, ticea);
if (ticea.Cancel)
{
return;
}
if (ticea.Item != null)
{
data = ticea.Item; // Transformed by event implementor
}
}
var item = new TokenizingTextBoxItem()
{
Content = data,
ContentTemplateSelector = TokenItemTemplateSelector,
ContentTemplate = TokenItemTemplate,
Style = TokenItemStyle
};
item.Click += TokenizingTextBoxItem_Click; // TODO: Wonder if this needs to be in a PrepareContainerForItemOverride?
item.ClearClicked += TokenizingTextBoxItem_ClearClicked;
item.KeyUp += TokenizingTextBoxItem_KeyUp;
var removeMenuItem = new MenuFlyoutItem
{
Text = StringExtensions.GetLocalized("WindowsCommunityToolkit_TokenizingTextBoxItem_MenuFlyout_Remove", "Microsoft.Toolkit.Uwp.UI.Controls/Resources")
};
removeMenuItem.Click += (s, e) => TokenizingTextBoxItem_ClearClicked(item, null);
var menuFlyout = new MenuFlyout();
menuFlyout.Items.Add(removeMenuItem);
item.ContextFlyout = menuFlyout;
var i = _wrapPanel.Children.Count - 1;
_wrapPanel.Children.Insert(i, item);
TokenizedItemsInternal.Add(item);
TokenItemAdded?.Invoke(this, item);
}
