/// <summary>
/// Tells the instance that the <see cref="IContentAssistTextBox.ContentAssistModel"/> property has been changed.
/// </summary>
/// <param name="contentAssistModel">New model value</param>
protected virtual void OnContentAssistModelChanged(IContentAssistModel contentAssistModel)
{
if (contentAssistModel == null)
{
return;
}
// No provider -> no box
IContentAssistItemProvider itemProvider = contentAssistModel.ItemProvider;
if (itemProvider == null)
{
return;
}
// Set up auto complete menu
AutocompleteMenu autocompleteMenu = new AutocompleteMenu(this);
autocompleteMenu.SearchPattern = contentAssistModel.SearchPattern;
autocompleteMenu.MinFragmentLength = contentAssistModel.MinFragmentLength;
autocompleteMenu.AppearInterval = contentAssistModel.AppearInterval;
autocompleteMenu.AllowTabKey = contentAssistModel.AllowTab;
autocompleteMenu.AlwaysShowTooltip = contentAssistModel.AlwaysShowInfotip;
autocompleteMenu.ToolTipDuration = contentAssistModel.InfotipDuration;
autocompleteMenu.Items.SetAutocompleteItems(new ContentAssistItemProjection(autocompleteMenu, itemProvider));
autocompleteMenu.Selected += (sender, args) => contentAssistModel.OnItemInserted((ContentAssistItem)args.Item.Tag, SelectionStart - args.Item.Text.Length); // TODO Unregister event
}
/// <summary>
/// Creates a new instance that projects each <see cref="ContentAssistItem"/>
/// provided by the given <paramref name="contentAssistItemProvider"/> as
/// <see cref="AutocompleteItem"/> into the given <paramref name="autocompleteMenu"/>.
/// </summary>
/// <param name="autocompleteMenu">Autocomplete menu</param>
/// <param name="contentAssistItemProvider">Item provider</param>
/// <exception cref="ArgumentNullException">If any argument is NULL</exception>
public ContentAssistItemProjection(AutocompleteMenu autocompleteMenu,
IContentAssistItemProvider contentAssistItemProvider)
{
fAutocompleteMenu = autocompleteMenu ?? throw new ArgumentNullException(nameof(autocompleteMenu));
fContentAssistItemProvider = contentAssistItemProvider ?? throw new ArgumentNullException(nameof(contentAssistItemProvider));
}
