internal void IntoDragAction(DragItem dragItem, bool _isInvokeByFloatWnd = false)
{
DockManager.UpdateWindowZOrder();
_dragItem = dragItem;
//被浮动窗口调用则不需要调用BeforeDrag()
if (_isInvokeByFloatWnd)
{
IsDragging = true;
if (_dragWnd == null)
{
_dragWnd = _dragItem.RelativeObj as BaseFloatWindow;
}
}
else
{
BeforeDrag();
}
//初始化最外层的_rootTarget
_rootSize = DockManager.LayoutRootPanel.RootGroupPanel.TransformActualSizeToAncestor();
if (!_isInvokeByFloatWnd && _dragWnd is DocumentGroupWindow)
{
_dragWnd.Recreate();
}
}
internal void OnMouseMove()
{
if (Keyboard.Modifiers == ModifierKeys.Control)
{
DockManager.LayoutRootPanel.RootGroupPanel?.HideDropWindow();
DragTarget = null;
return;
}
bool flag = false;
_mouseP = DockHelper.GetMousePosition(DockManager);
foreach (var wnd in DockManager.Windows.Where(w => w is BaseFloatWindow).Cast <BaseFloatWindow>())
{
if (wnd != _dragWnd &&
wnd.RestoreBounds.Contains(_mouseP) &&
!(wnd is DocumentGroupWindow && _dragItem.DragMode == DragMode.Anchor) &&
!(wnd is AnchorGroupWindow && _dragItem.DragMode == DragMode.Document))
{
//if (wnd is DocumentGroupWindow)
// if (DockManager.IsBehindToMainWindow(wnd))
// continue;
var lflag = false;
if (!DockManager.IsAtWindowsIndex(wnd, 1))
{
//DockManager.MoveFloatTo(wnd);
lflag = true;
}
else if (DockManager.IsBehindToMainWindow(wnd))
{
lflag = true;
}
if (lflag)
{
Win32Helper.BringWindowToTop(wnd.Handle);
Win32Helper.BringWindowToTop(_dragWnd.Handle);
DockManager.UpdateWindowZOrder();
}
wnd.HitTest(_mouseP);
DockManager.LayoutRootPanel.RootGroupPanel.HideDropWindow();
flag = true;
break;
}
}
if (!flag)
{
var p = DockHelper.GetMousePositionRelativeTo(DockManager.LayoutRootPanel.RootGroupPanel);
if (p.X >= 0 && p.Y >= 0 &&
p.X <= _rootSize.Width &&
p.Y <= _rootSize.Height)
{
if (_dragItem.DragMode != DragMode.Document)
{
DockManager.LayoutRootPanel.RootGroupPanel?.ShowDropWindow();
DockManager.LayoutRootPanel.RootGroupPanel?.Update(_mouseP);
}
VisualTreeHelper.HitTest(DockManager.LayoutRootPanel.RootGroupPanel, _HitFilter, _HitRessult, new PointHitTestParameters(p));
}
else
{
if (_dragItem.DragMode != DragMode.Document)
{
DockManager.LayoutRootPanel.RootGroupPanel?.HideDropWindow();
}
DragTarget = null;
}
}
}