public TokenBox()
{
InitializeComponent();
this.tb.Margin = new Padding(4, 7, 2, 4);
this.Controls.Add(tb);
this.MouseClick += new System.Windows.Forms.MouseEventHandler(this.mouseClick);
this.ControlAdded += new System.Windows.Forms.ControlEventHandler(this.controlAdded);
this.BackColor = Color.FromKnownColor(KnownColor.Window);
this.Cursor = Cursors.IBeam;
this.AutoScroll = true;
this.AutoSize = false;
this.Padding = new Padding(0, 0, 10, 0);
this.WrapContents = true;
this.BorderStyle = BorderStyle.FixedSingle;
this.tb.KeyDown += new System.Windows.Forms.KeyEventHandler(this.tb_KeyDown);
this.tb.TextChanged += new EventHandler(this.tb_TextChanged);
//Estilos del TextBox:
this.tb.BackColor = this.BackColor;
this.tb.Width = 15;
this.tb.MinimumSize = this.tb.Size;
this.tb.AutoCompleteSource = AutoCompleteSource.CustomSource;
this.tb.AutoCompleteMode = AutoCompleteMode.Suggest;
this.tb.BorderStyle = BorderStyle.None;
this.tb.Values = AutoCompleteList.ToArray();
this.MouseEnter += new EventHandler(this.OnMouseEnter);
this.BackColorChanged += new System.EventHandler(this.tb.tokenBox_BackColorChanged);
}
/// <summary>
/// If text in control was changed
/// </summary>
/// <param name="value">Current text</param>
private void Filter(string value)
{
if (value == "")
{
_currentTextHint = null;
SetSuggestionsEmpty();
return;
}
else
{
_currentTextHint = value;
}
if (_currentTextHint.Trim().Length < 2)
{
SetSuggestionsEmpty();
return;
}
var list = AutoCompleteList.Where(i => (i ?? "").ToUpper().Contains(_currentTextHint.ToUpper()));
if (list.Count() > 0)
{
AutoCompleteSuggestions = list.ToList();
}
else
{
SetSuggestionsEmpty();
}
}
private void PopulatingListShoppingList()
{
IAutocomplete autocomplete = new Autocomplete(_unit);
AutoCompleteList?.Clear(); // not equal null
foreach (var item in autocomplete.AutoCompleteProduct(ShoppingListItem))
{
AutoCompleteList?.Add(item);
}
OnPropertyChanged("AutoCompleteList");
}
private void PopulatingListFindProduct()
{
IAutocomplete autocomplete = new Autocomplete(_unit);
AutoCompleteList?.Clear();
foreach (var item in autocomplete.AutoCompleteProduct(ProductName))
{
AutoCompleteList?.Add(item);
}
OnPropertyChanged("AutoCompleteList");
}
public async Task AddAutoCompletes(AutoCompleteList autoCompleteList)
{
foreach (var item in autoCompleteList.Properties)
{
var record = await _context.AutoCompletes.Find(x => x.FormId == autoCompleteList.FormId && x.PropertyKey == item).FirstOrDefaultAsync();
if (record == null)
{
var id = ObjectId.GenerateNewId().ToString();
var res = new AutoComplete {
Id = id, FormId = autoCompleteList.FormId, PropertyKey = item, Items = new List <string>()
};
await _context.AutoCompletes.InsertOneAsync(res);
}
}
}
// This is a timecritical part
// Fills/ refreshed the CurrentAutoCompleteList with appropreate candidates
private void UpdateCurrentAutoCompleteList()
{
// the list of suggestions has to be refreshed so clear it
CurrentAutoCompleteList = AutoCompleteList.Copy();
CurrentAutoCompleteList.Rows.Clear();
// an find appropreate candidates for the new CurrentAutoCompleteList in AutoCompleteList
foreach (DataRow row in AutoCompleteList.Rows)
{
if (SearchText(row, this.Text))
{
CurrentAutoCompleteList.ImportRow(row);
}
}
#region Excursus: Performance measuring of Linq queries
// This is a simple example of speedmeasurement for Linq querries
/*
* CurrentAutoCompleteList.Clear();
* Stopwatch stopWatch = new Stopwatch();
* stopWatch.Start();
* // using Linq query seems to be slower (twice as slow)
* var query =
* from expression in this.AutoCompleteList
* where expression.ToLower().Contains(this.Text.ToLower())
* select expression;
* foreach (string searchTerm in query)
* {
* CurrentAutoCompleteList.Add(searchTerm);
* }
* stopWatch.Stop();
* // method (see below) for printing the performance values to console
* PrintStopwatch(stopWatch, "Linq - Contains");
*/
#endregion Excursus: Performance measuring of Linq queries
// countinue to update the ListBox - the visual part
UpdateListBoxItems();
}
public async Task <ActionResult> AddAutoCompletes(string formId, [FromBody] AutoCompleteList autoCompleteList)
{
await _repo.AddAutoCompletes(autoCompleteList);
return(NoContent());
}
public void AddItem(AutoCompleteEntry entry)
{
AutoCompleteList.Add(entry);
}
internal void Initialize(AutoCompleteList autoComplete)
{
this.autoComplete = autoComplete;
autoComplete.Initialize(this);
}
private void EnsureAutoCompleteListCreated()
{
if (null == autoCompleteList)
{
autoCompleteList = new AutoCompleteList();
autoCompleteList.SetTextEditorControl(textEditorControl);
}
if (null == autoCompletePopup)
{
autoCompletePopup = new ExtensionPopup(this);
autoCompletePopup.Child = autoCompleteList;
autoCompletePopup.IsOpen = false;
}
}