//MouseDown EventHandler ---------
private void DiagramElement_MouseDown(object sender, MouseButtonEventArgs e)
{
if (!(sender is StackPanel))
{
return;
}
diagramPanel = (StackPanel)sender;
if (!movingLine && e.RightButton == MouseButtonState.Pressed)
{
if (DiagramLines.Any(l => l.CheckConnected(diagramPanel) != 0))
{
BusinessMessageBox.Show("이 객체에 연결된 다이어그램선이 있습니다.", "다이어그램 객체 삭제");
}
else if (BusinessMessageBox.Show("정말 이 객체를 삭제하시겠습니까?", "다이어그램 객체 삭제", MessageBoxButton.YesNo) == MessageBoxResult.Yes)
{
DiagramUIElements.Remove(diagramPanel);
DiagramCanvas.Children.Remove(diagramPanel);
}
}
else // If not trying to delete it
{
Func <List <DiagramLine>, UIElement, List <DiagramLine> > GetConnectedLines
= (Lines, BaseElement) =>
{
List <DiagramLine> lines = new List <DiagramLine>();
foreach (var line in Lines)
{
if (line.CheckConnected(BaseElement) != 0)
{
lines.Add(line);
}
}
return(lines);
};
connectedLines = GetConnectedLines(DiagramLines, diagramPanel);
MPoint1 = e.GetPosition(DiagramCanvas);
MPoint2 = e.GetPosition(diagramPanel);
MPoint1.X -= diagramPanel.Margin.Left + MPoint2.X;
MPoint1.Y -= diagramPanel.Margin.Top + MPoint2.Y;
Mouse.Capture(diagramPanel);
MMove = true;
}
}
public DiagramLine GetLineByName(string name)
{
return(DiagramLines.Find(x => string.Equals(name, x.Name)));
}
