组件制作之四（定制外观）

property Enabled;

property Color;

property Font;

property Lines;

property MaxLength;

property OEMConvert;

property ParentFont;

property ParentShowHint;

property PopupMenu;

property ReadOnly;

property ShowHint;

property ScrollBars;

property TabOrder;

property TabStop;

property Visible;

property WantReturns;

property WantTabs;

property WordWrap;

property OnChange;

property OnClick;

property OnDblClick;

property OnDragDrop;

property OnDragOver;

property OnEndDrag;

//增加这两个事件，处理鼠标进入和离开

property OnEnter;

property OnExit;