/// <summary>
/// Exeuctes the <see cref="ScrollBar.ScrollHereCommand"/> command.
/// </summary>
private static void ExecutedScrollHereCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var scrollBar = (HScrollBar)element;
var scrollBarMin = scrollBar.Minimum;
var newValue = scrollBar.lastRightClickedPoint.HasValue ?
(scrollBar.Track?.ValueFromPoint(scrollBar.lastRightClickedPoint.Value) ?? scrollBarMin) : scrollBarMin;
if (newValue != scrollBar.Value)
{
scrollBar.Value = newValue;
scrollBar.RaiseScrollEvent(ScrollEventType.ThumbPosition);
}
}
/// <summary>
/// Exeuctes the <see cref="ScrollBar.PageRightCommand"/> command.
/// </summary>
private static void ExecutedPageRightCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
((HScrollBar)element).PageRight();
}
/// <summary>
/// Exeuctes the <see cref="ScrollBar.ScrollToLeftEndCommand"/> command.
/// </summary>
private static void ExecutedScrollToLeftEndCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
((HScrollBar)element).ScrollToLeftEnd();
}
/// <summary>
/// Executes the <see cref="ApplicationCommands.Copy"/> command.
/// </summary>
private static void ExecutedCopy(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var textEditor = ((TextEditingControl)element).TextEditor;
if (textEditor == null || textEditor.IsMasked || textEditor.SelectionLength == 0 || !textEditor.IsEnabled)
{
return;
}
textEditor.Copy();
}
/// <summary>
/// Executes the <see cref="ApplicationCommands.Paste"/> command.
/// </summary>
private static void ExecutedPaste(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var textEditor = ((TextEditingControl)element).TextEditor;
if (textEditor == null || textEditor.IsReadOnly || !textEditor.IsEnabled)
{
return;
}
textEditor.Paste();
}
/// <summary>
/// Executes the <see cref="EditingCommands.MoveLeftByWord"/> command.
/// </summary>
private static void ExecutedMoveLeftByWord(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var textEditor = ((TextEditingControl)element).TextEditor;
if (textEditor == null || (textEditor.IsReadOnly && !textEditor.IsReadOnlyCaretVisible) || !textEditor.IsEnabled)
{
return;
}
if (textEditor.IsRightToLeft())
{
textEditor.MoveCaretToNextWord(false);
}
else
{
textEditor.MoveCaretToPreviousWord(false);
}
}
/// <summary>
/// Executes the <see cref="EditingCommands.MoveToDocumentEnd"/> command.
/// </summary>
private static void ExecutedMoveToDocumentEnd(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var textEditor = ((TextEditingControl)element).TextEditor;
if (textEditor == null || (textEditor.IsReadOnly && !textEditor.IsReadOnlyCaretVisible) || !textEditor.IsEnabled)
{
return;
}
textEditor.MoveCaretToEnd(false, true);
}
/// <summary>
/// Executes the <see cref="ApplicationCommands.SelectAll"/> command.
/// </summary>
private static void ExecutedSelectAll(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var textEditor = ((TextEditingControl)element).TextEditor;
if (textEditor == null || (textEditor.IsReadOnly && !textEditor.IsReadOnlyCaretVisible) || !textEditor.IsEnabled)
{
return;
}
textEditor.SelectAll();
}
/// <summary>
/// Executes the <see cref="EditingCommands.SelectRightByCharacter"/> command.
/// </summary>
private static void ExecutedSelectRightByCharacter(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var textEditor = ((TextEditingControl)element).TextEditor;
if (textEditor == null || (textEditor.IsReadOnly && !textEditor.IsReadOnlyCaretVisible) || !textEditor.IsEnabled)
{
return;
}
if (textEditor.IsRightToLeft())
{
textEditor.MoveCaretLeft(true);
}
else
{
textEditor.MoveCaretRight(true);
}
}
/// <summary>
/// Executes a scroll command.
/// </summary>
private static void ExecutedScrollCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var scrollBar = element as ScrollBar;
if (scrollBar == null || data.OriginalSource != scrollBar)
{
return;
}
var orientedScrollBar = (scrollBar.Orientation == Orientation.Horizontal) ? scrollBar.PART_HScrollBar : scrollBar.PART_VScrollBar;
if (orientedScrollBar != null)
{
((RoutedCommand)command).Execute(scrollBar.View, parameter, orientedScrollBar);
data.Handled = true;
}
}
/// <summary>
/// Executes the <see cref="Slider.MinimizeValueCommand"/> command.
/// </summary>
private static void ExecutedMinimizeValueCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var slider = element as OrientedSlider;
if (slider == null)
{
return;
}
slider.OnMinimizeValue();
data.Handled = true;
}
/// <summary>
/// Executes the <see cref="MinimizeValueCommand"/> command.
/// </summary>
private static void ExecutedMinimizeValueCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
var slider = element as Slider;
if (slider == null || data.OriginalSource != slider)
{
return;
}
slider.OnMinimizeValue();
slider.ForwardCommandToOrientedSlider(command, parameter);
data.Handled = true;
}
/// <summary>
/// Exeuctes the <see cref="ScrollBar.LineUpCommand"/> command.
/// </summary>
private static void ExecutedLineUpCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
((VScrollBar)element).LineUp();
}
/// <summary>
/// Executes the <see cref="Track.DecreaseCommand"/> command.
/// </summary>
private static void ExecutedTrackDecreaseCommand(DependencyObject element, ICommand command, Object parameter, ExecutedRoutedEventData data)
{
if (element is FrameworkElement fe)
{
ScrollBar.PageLeftCommand.Execute(fe.View, null, fe);
}
}
