By default, the AllowResize property is True. The AllowResizeTimeScale property indicates the keys the user can resize at runtime the time scale. The AllowResize property may specify whether a time scale is resizable or not, while AllowResizeTimeScale property on exDisallow may specify that no time scale can be resized at runtime. The Width property of the time scale indicates the width in pixels of the time scale. The MinWidth property indicates the minimum width for the time scale, and the MaxWidth indicates the maximum size of the time scale.

The LayoutStartChanging(exScheduleResizeTimeScale) and LayoutEndChanging(exScheduleResizeTimeScale) properties notifies your application once the user resizes a time scale. The Width property may be changed while the user resizes the time scale.