/// <summary>
/// Retrieves a defined predicate filter through a new AutoCompleteBox
/// control instance.
/// </summary>
/// <param name="mode">The FilterMode of interest.</param>
/// <returns>Returns the predicate instance.</returns>
private static AutoCompleteFilterPredicate <string> GetFilter(AutoCompleteFilterMode mode)
{
return(new AutoCompleteBox {
FilterMode = mode
}
.TextFilter);
}
/// <summary>
/// Defines filter mode.
/// </summary>
/// <example>
/// <code lang="CS">
/// <%= Html.Telerik().ComboBox()
/// .Name("ComboBox")
/// .Filterable(filtering =>
/// {
/// filtering.FilterMode(AutoCompleteFilterMode.StartsWith);
/// })
/// %>
/// </code>
/// </example>
public AutoCompleteFilterSettingsBuilder FilterMode(AutoCompleteFilterMode filtering)
{
Guard.IsNotNull(filtering, "filtering");
settings.FilterMode = filtering;
return this;
}
/// <summary>
/// Defines filter mode.
/// </summary>
/// <example>
/// <code lang="CS">
/// <%= Html.Telerik().ComboBox()
/// .Name("ComboBox")
/// .Filterable(filtering =>
/// {
/// filtering.FilterMode(AutoCompleteFilterMode.StartsWith);
/// })
/// %>
/// </code>
/// </example>
public AutoCompleteFilterSettingsBuilder FilterMode(AutoCompleteFilterMode filtering)
{
Guard.IsNotNull(filtering, "filtering");
settings.FilterMode = filtering;
return(this);
}
/// <summary>
/// Defines filter mode.
/// </summary>
/// <example>
/// <code lang="CS">
/// <%= Html.Telerik().ComboBox()
/// .Name("ComboBox")
/// .Filterable(filtering =>
/// {
/// filtering.FilterMode(AutoCompleteFilterMode.StartsWith);
/// })
/// %>
/// </code>
/// </example>
public ComboBoxFilterSettingsBuilder FilterMode(AutoCompleteFilterMode filtering)
{
Guard.IsNotNull(filtering, "filtering");
settings.Enabled = true;
settings.FilterMode = filtering;
return this;
}
/// <summary>
/// Called when the template's tree is generated.
/// </summary>
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
var toggle = (ToggleButton)GetTemplateChild("PopupToggleButton");
toggle.Click += DropDownToggle_Click;
var lb = (ListBox)GetTemplateChild("Selector");
lb.DisplayMemberPath = DisplayMemberPath;
_holdFilterMode = FilterMode;
TextChanged += AutoCompleteComboBox_TextChanged;
SelectionChanged += new SelectionChangedEventHandler(AutoCompleteComboBox_SelectionChanged);
}
private void DropDownToggle_Click(object sender, RoutedEventArgs e)
{
IsDropDownOpen = !IsDropDownOpen;
if (ToggleButtonClick != null)
{
ToggleButtonClick(this, e);
}
if (IsDropDownOpen)
{
_holdFilterMode = FilterMode;
FilterMode = AutoCompleteFilterMode.None;
((TextBox)GetTemplateChild("Text")).SelectAll();
}
Focus();
}
/// <summary>
/// Index function that retrieves the filter for the provided
/// AutoCompleteFilterMode.
/// </summary>
/// <param name="FilterMode">The built-in search mode.</param>
/// <returns>Returns the string-based comparison function.</returns>
public static AutoCompleteFilterPredicate<string> GetFilter(AutoCompleteFilterMode FilterMode)
{
switch (FilterMode)
{
case AutoCompleteFilterMode.Contains:
return Contains;
case AutoCompleteFilterMode.ContainsCaseSensitive:
return ContainsCaseSensitive;
case AutoCompleteFilterMode.ContainsOrdinal:
return ContainsOrdinal;
case AutoCompleteFilterMode.ContainsOrdinalCaseSensitive:
return ContainsOrdinalCaseSensitive;
case AutoCompleteFilterMode.Equals:
return Equals;
case AutoCompleteFilterMode.EqualsCaseSensitive:
return EqualsCaseSensitive;
case AutoCompleteFilterMode.EqualsOrdinal:
return EqualsOrdinal;
case AutoCompleteFilterMode.EqualsOrdinalCaseSensitive:
return EqualsOrdinalCaseSensitive;
case AutoCompleteFilterMode.StartsWith:
return StartsWith;
case AutoCompleteFilterMode.StartsWithCaseSensitive:
return StartsWithCaseSensitive;
case AutoCompleteFilterMode.StartsWithOrdinal:
return StartsWithOrdinal;
case AutoCompleteFilterMode.StartsWithOrdinalCaseSensitive:
return StartsWithOrdinalCaseSensitive;
case AutoCompleteFilterMode.None:
case AutoCompleteFilterMode.Custom:
default:
return null;
}
}
/// <summary>
/// Index function that retrieves the filter for the provided
/// AutoCompleteFilterMode.
/// </summary>
/// <param name="FilterMode">The built-in search mode.</param>
/// <returns>Returns the string-based comparison function.</returns>
public static AutoCompleteFilterPredicate <string> GetFilter(AutoCompleteFilterMode FilterMode)
{
switch (FilterMode)
{
case AutoCompleteFilterMode.Contains:
return(Contains);
case AutoCompleteFilterMode.ContainsCaseSensitive:
return(ContainsCaseSensitive);
case AutoCompleteFilterMode.ContainsOrdinal:
return(ContainsOrdinal);
case AutoCompleteFilterMode.ContainsOrdinalCaseSensitive:
return(ContainsOrdinalCaseSensitive);
case AutoCompleteFilterMode.Equals:
return(Equals);
case AutoCompleteFilterMode.EqualsCaseSensitive:
return(EqualsCaseSensitive);
case AutoCompleteFilterMode.EqualsOrdinal:
return(EqualsOrdinal);
case AutoCompleteFilterMode.EqualsOrdinalCaseSensitive:
return(EqualsOrdinalCaseSensitive);
case AutoCompleteFilterMode.StartsWith:
return(StartsWith);
case AutoCompleteFilterMode.StartsWithCaseSensitive:
return(StartsWithCaseSensitive);
case AutoCompleteFilterMode.StartsWithOrdinal:
return(StartsWithOrdinal);
case AutoCompleteFilterMode.StartsWithOrdinalCaseSensitive:
return(StartsWithOrdinalCaseSensitive);
case AutoCompleteFilterMode.None:
case AutoCompleteFilterMode.Custom:
default:
return(null);
}
}
/// <summary>
/// Retrieves a defined predicate filter through a new AutoCompleteBox
/// control instance.
/// </summary>
/// <param name="mode">The FilterMode of interest.</param>
/// <returns>Returns the predicate instance.</returns>
private static AutoCompleteFilterPredicate<string> GetFilter(AutoCompleteFilterMode mode)
{
return new AutoCompleteBox { FilterMode = mode }
.TextFilter;
}
private void SelectFilter(AutoCompleteFilterMode mode)
{
switch (mode)
{
case AutoCompleteFilterMode.None:
this._filterMode = AutoCompleteFilterMode.None;
this._filter = None;
break;
case AutoCompleteFilterMode.StartsWith:
this._filterMode = AutoCompleteFilterMode.StartsWith;
this._filter = StartsWith;
break;
case AutoCompleteFilterMode.StartsWithCaseSensitive:
this._filterMode = AutoCompleteFilterMode.StartsWithCaseSensitive;
this._filter = StartsWithCaseSensitive;
break;
case AutoCompleteFilterMode.StartsWithOrdinal:
this._filterMode = AutoCompleteFilterMode.StartsWithOrdinal;
this._filter = StartsWithOrdinal;
break;
case AutoCompleteFilterMode.StartsWithOrdinalCaseSensitive:
this._filterMode = AutoCompleteFilterMode.StartsWithOrdinalCaseSensitive;
this._filter = StartsWithOrdinalCaseSensitive;
break;
case AutoCompleteFilterMode.Contains:
this._filterMode = AutoCompleteFilterMode.Contains;
this._filter = Contains;
break;
case AutoCompleteFilterMode.ContainsCaseSensitive:
this._filterMode = AutoCompleteFilterMode.ContainsCaseSensitive;
this._filter = ContainsCaseSensitive;
break;
case AutoCompleteFilterMode.ContainsOrdinal:
this._filterMode = AutoCompleteFilterMode.ContainsOrdinal;
this._filter = ContainsOrdinal;
break;
case AutoCompleteFilterMode.ContainsOrdinalCaseSensitive:
this._filterMode = AutoCompleteFilterMode.ContainsOrdinalCaseSensitive;
this._filter = ContainsOrdinalCaseSensitive;
break;
case AutoCompleteFilterMode.Equals:
this._filterMode = AutoCompleteFilterMode.Equals;
this._filter = Equals;
break;
case AutoCompleteFilterMode.EqualsCaseSensitive:
this._filterMode = AutoCompleteFilterMode.EqualsCaseSensitive;
this._filter = EqualsCaseSensitive;
break;
case AutoCompleteFilterMode.EqualsOrdinal:
this._filterMode = AutoCompleteFilterMode.EqualsOrdinal;
this._filter = EqualsOrdinal;
break;
case AutoCompleteFilterMode.EqualsOrdinalCaseSensitive:
this._filterMode = AutoCompleteFilterMode.EqualsOrdinalCaseSensitive;
this._filter = EqualsOrdinalCaseSensitive;
break;
case AutoCompleteFilterMode.Custom:
this._filterMode = AutoCompleteFilterMode.Custom;
this._filter = Custom;
break;
default:
throw new ArgumentException("Filters can't be combined.");
}
}