private static NotifyCollectionChangedEventHandler LogItemChangedEventHandler(LogItemViewEx logItemViewEx)
{
return((sender, args) =>
{
if (VisualTreeHelperEx.FindDescendantByName(logItemViewEx, @"logListView") is ListView lstViewItem)
{
if (logItemViewEx.AutoScrollItems && logItemViewEx._isLogListAutoScroll)
{
var data = (ObservableCollection <LogItem>)logItemViewEx.GetValue(MsgLogItemsProperty);
var lastestOne = data.LastOrDefault();
if (lastestOne != null && lastestOne.Level >= logItemViewEx.AutoScrollLevel)
{
lstViewItem.Dispatcher.BeginInvoke(DispatcherPriority.Input, (Action) delegate
{
lstViewItem.SelectedIndex = lstViewItem.Items.Count - 1;
lstViewItem.ScrollIntoView(lstViewItem.SelectedItem);
//var item = lstViewItem.ItemContainerGenerator.ContainerFromItem(lstViewItem.SelectedItem) as ListViewItem;
//item?.Focus();
});
}
}
}
});
}
/// <summary>
/// Mouse wheel used
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void DesignerScrollViewer_OnPreviewMouseWheel(object sender, MouseWheelEventArgs e)
{
if (Keyboard.Modifiers != 0)
{
TableViewControl viewControl = e.Source as TableViewControl;
if (viewControl != null)
{
try
{
var grid = viewControl.TableDataGrid;
var item = grid.SelectedItem;
var row = grid.ItemContainerGenerator.ContainerFromItem(item) as DataGridRow;
var cbox = VisualTreeHelperEx.FindDescendantByName(row, "DataTypeComboBox") as ComboBox;
if (cbox != null)
{
cbox.IsDropDownOpen = false;
}
}
catch (Exception exc)
{
Trace.WriteLine(exc.Message);
}
}
}
if ((Keyboard.Modifiers & ModifierKeys.Control) != 0)
{
double newScale = ViewModel.Scale;
if (e.Delta > 0)
{
newScale += 0.05;
}
else if (e.Delta < 0)
{
newScale -= 0.05;
}
ViewModel.ChangeZoomCommand.Execute(newScale.ToString("G"));
e.Handled = true;
}
else if ((Keyboard.Modifiers & ModifierKeys.Shift) != 0)
{
DesignerScrollViewer.ScrollToHorizontalOffset(DesignerScrollViewer.HorizontalOffset + e.Delta);
e.Handled = true;
}
}
/// <summary>
/// Moves the custom caret on the canvas.
/// </summary>
private void MoveCustomCaret()
{
var textBox = VisualTreeHelperEx.FindDescendantByName(this, "FakeBox") as TextBox;
var caretLocation = textBox.GetRectFromCharacterIndex(CaretIndex).Location;
var border = VisualTreeHelperEx.FindDescendantByName(this, "Caret") as UIElement;
if (!double.IsInfinity(caretLocation.X))
{
Canvas.SetLeft(border, caretLocation.X);
}
if (!double.IsInfinity(caretLocation.Y))
{
Canvas.SetTop(border, caretLocation.Y);
}
}
private void LoginWnd_Loaded(object sender, RoutedEventArgs e)
{
var tb = VisualTreeHelperEx.FindDescendantByName(this, "tbUserName");
var tb2 = VisualTreeHelperEx.FindDescendantByName(this, "tbPassword");
if (tb is TextBox tbUserName)
{
if (tbUserName.IsEnabled)
{
tbUserName.Focus();
}
}
else if (tb2 is TextBox tbPassword)
{
if (tbPassword.IsEnabled)
{
tbPassword.Focus();
}
}
}
