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Gets or sets a value which determines whether and how to adjust the control sizes after dragging.
[C1Category("Behavior")]
[C1Description("C1DockingManager.DragSizingMode", "Determines whether and how to adjust the control sizes after dragging.")]
public ResizingMode DragSizingMode { get; set; }
If DragSizingMode is set to Proportional, then the size of the controls will be adjusted proportionally, otherwise the sizes remain unchanged after dragging.