nim_duilib/tool_kits/duilib/Core/Box.h

#ifndef UI_CORE_BOX_H_
#define UI_CORE_BOX_H_

#pragma once

namespace ui 
{

class Box;
class UILIB_API Layout
{
public:
	Layout();
	Layout& operator=(const Layout& r) = delete;
	virtual ~Layout() {}

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void SetOwner(Box* pOwner);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ø<EFBFBD><EFBFBD><EFBFBD>״̬<EFBFBD>µ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 * @param[in] pControl <EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] rcContainer Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 * @return <EFBFBD><EFBFBD><EFBFBD>ؿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>յ<EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 */
	static CSize SetFloatPos(Control* pControl, UiRect rcContainer);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ò<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] strName Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] strValue Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
	 * @return true <EFBFBD><EFBFBD><EFBFBD>óɹ<EFBFBD><EFBFBD><EFBFBD>false <EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	virtual bool SetAttribute(const std::wstring& strName, const std::wstring& strValue);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>пؼ<EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 * @param[in] items <EFBFBD>ؼ<EFBFBD><EFBFBD>б<EFBFBD>
	 * @param[in] rc <EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>к<EFBFBD><EFBFBD><EFBFBD><EFBFBD>պ<EFBFBD><EFBFBD>ӵĿ<EFBFBD><EFBFBD>Ⱥ͸߶<EFBFBD><EFBFBD><EFBFBD>Ϣ
	 */
	virtual CSize ArrangeChild(const std::vector<Control*>& items, UiRect rc);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD>С<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
	 * @param[in] items <EFBFBD>ؼ<EFBFBD><EFBFBD>б<EFBFBD>
	 * @param[in] szAvailable <EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>к<EFBFBD><EFBFBD><EFBFBD><EFBFBD>պ<EFBFBD><EFBFBD>ӵĿ<EFBFBD><EFBFBD>Ⱥ͸߶<EFBFBD><EFBFBD><EFBFBD>Ϣ
	 */
	virtual CSize AjustSizeByChild(const std::vector<Control*>& items, CSize szAvailable);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD>ڱ߾<EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڱ߾<EFBFBD><EFBFBD>ıߵĴ<EFBFBD>С
	 */
	virtual UiRect GetPadding() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڱ߾࣬<EFBFBD>൱<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿͻ<EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] rcPadding <EFBFBD>ڱ߾<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] bNeedDpiScale <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> DPI <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void SetPadding(UiRect rcPadding, bool bNeedDpiScale = true);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD>ӿؼ<EFBFBD>֮<EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>߾<EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
	 */
	virtual int GetChildMargin() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD>֮<EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>߾<EFBFBD>
	 * @param[in] iMargin Ҫ<EFBFBD><EFBFBD><EFBFBD>õı߾<EFBFBD><EFBFBD><EFBFBD>ֵ
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void SetChildMargin(int iMargin);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڱ߾<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ŀ<EFBFBD><EFBFBD>÷<EFBFBD>Χ
	 * @return <EFBFBD><EFBFBD><EFBFBD>ؿ<EFBFBD><EFBFBD>÷<EFBFBD>Χλ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 */
	UiRect GetInternalPos() const;

protected:
	UiRect m_rcPadding;
	int m_iChildMargin;
	Box *m_pOwner;
};


/////////////////////////////////////////////////////////////////////////////////////
//
class ScrollBar;

class UILIB_API Box : public Control
{
public:
	Box(Layout* pLayout = new Layout());
	Box(const Box& r);
	Box& operator=(const Box& r) = delete;
    virtual ~Box();

public:
	/// <20><>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD>ӿڣ<D3BF><DAA3>ṩ<EFBFBD><E1B9A9><EFBFBD>Ի<EFBFBD><D4BB><EFBFBD><EFBFBD>ܡ<EFBFBD><DCA1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><CBB5><EFBFBD><EFBFBD><EFBFBD>鿴 Control <20>ؼ<EFBFBD>             */
	virtual void SetWindow(Window* pManager, Box* pParent, bool bInit = true) override;
	virtual void SetAttribute(const std::wstring& strName, const std::wstring& strValue) override;
	virtual void SetPos(UiRect rc) override;
	virtual void HandleMessageTemplate(EventArgs& msg) override;
	virtual void PaintChild(IRenderContext* pRender, const UiRect& rcPaint) override;
	virtual void SetVisible_(bool bVisible) override;
	virtual void SetInternVisible(bool bVisible = true) override;
	virtual void SetEnabled(bool bEnabled) override;
	virtual CSize EstimateSize(CSize szAvailable) override;
	virtual Control* FindControl(FINDCONTROLPROC Proc, LPVOID pData, UINT uFlags, CPoint scrollPos = CPoint()) override;
	virtual void InvokeLoadImageCache() override;
	virtual void UnLoadImageCache() override;
	virtual void ClearImageCache() override;

	/// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>з<EFBFBD><D0B7><EFBFBD>                                                          */
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD>
	 * @param[in] pstrSubControlName <EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD>ָ<EFBFBD><EFBFBD>
	 */
	Control* FindSubControl(const std::wstring& pstrSubControlName);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> list<EFBFBD><EFBFBD>combo<EFBFBD><EFBFBD>
	 * @param[in] iIndex ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>ҵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] bForward true Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ң<EFBFBD> false Ϊ<EFBFBD>ݼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѡ<EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> -1 Ϊû<EFBFBD>п<EFBFBD>ѡ<EFBFBD>ؼ<EFBFBD>
	 */
	virtual int FindSelectable(int iIndex, bool bForward = true) const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD>
	 * @param[in] iIndex <EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD>ؿؼ<EFBFBD>ָ<EFBFBD><EFBFBD>
	 */
	virtual Control* GetItemAt(std::size_t iIndex) const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ݿؼ<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] pControl <EFBFBD>ؼ<EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> pControl <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>Ŀؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	virtual int GetItemIndex(Control* pControl) const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ÿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>пؼ<EFBFBD>λ<EFBFBD>ã<EFBFBD>
	 * @param[in] pControl <EFBFBD>ؼ<EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @param[in] iIndex Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD><EFBFBD>óɹ<EFBFBD><EFBFBD><EFBFBD>false <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>
	 */
	virtual bool SetItemIndex(Control* pControl, std::size_t iIndex);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	virtual int GetCount() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] pControl <EFBFBD>ؼ<EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD><EFBFBD>ӳɹ<EFBFBD><EFBFBD><EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>
	 */
	virtual bool Add(Control* pControl);

	/**
	 * @brief <EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD>
	 * @param[in] pControl <EFBFBD>ؼ<EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @param[in] iIndex <EFBFBD>ڸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true Ϊ<EFBFBD><EFBFBD><EFBFBD>ӳɹ<EFBFBD><EFBFBD><EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD>
	 */
	virtual bool AddAt(Control* pControl, std::size_t iIndex);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ݿؼ<EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƴ<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD>
	 * @param[in] pControl <EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true Ϊ<EFBFBD>Ƴ<EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD>false Ϊ<EFBFBD>Ƴ<EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD><EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD>
	 */
	virtual bool Remove(Control* pControl);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ݿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƴ<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ؼ<EFBFBD>
	 * @param[in] iIndex Ҫ<EFBFBD>Ƴ<EFBFBD><EFBFBD>Ŀؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true Ϊ<EFBFBD>Ƴ<EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD>false Ϊ<EFBFBD>Ƴ<EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ̫С<EFBFBD>򳬳<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	virtual bool RemoveAt(std::size_t iIndex);

	/**
	 * @brief <EFBFBD>Ƴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void RemoveAll();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD>λ<EFBFBD><EFBFBD>
	 * @param[in] pChild1 <EFBFBD>ӿؼ<EFBFBD>1 ָ<EFBFBD><EFBFBD>
	 * @param[in] pChild2 <EFBFBD>ӿؼ<EFBFBD>2 ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void SwapChild(Control* pChild1, Control* pChild2);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD>λ<EFBFBD><EFBFBD>
	 * @param[in] pChild <EFBFBD>ؼ<EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @param[in] iIndex Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>λ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void ResetChildIndex(Control* pChild, std::size_t iIndex);

	/**
	 * @brief <EFBFBD>ж<EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return true Ϊ<EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>٣<EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
    virtual bool IsAutoDestroy() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ÿؼ<EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] bAuto true Ϊ<EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>٣<EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
    virtual void SetAutoDestroy(bool bAuto);

	/**
	 * @brief <EFBFBD>жϴ<EFBFBD><EFBFBD>ڹرպ<EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return true Ϊ<EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>٣<EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
    virtual bool IsDelayedDestroy() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD>ڹرպ<EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] bDelayed true Ϊ<EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>٣<EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
    virtual void SetDelayedDestroy(bool bDelayed);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return true Ϊ<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ
	 */
    virtual bool IsMouseChildEnabled() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] bEnable <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ true Ϊ<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ false Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @return <EFBFBD><EFBFBD>
	 */
    virtual void SetMouseChildEnabled(bool bEnable = true);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֶ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><EFBFBD>ֶ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 */
	virtual Layout* GetLayout() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>¹<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֶ<EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] pLayout <EFBFBD><EFBFBD><EFBFBD>ֶ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void RetSetLayout(Layout* pLayout);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD>ڱ߾<EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڱ߾<EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 */
	virtual	UiRect GetPaddingPos() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] eventType <EFBFBD>¼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return callback ָ<EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void AttachBubbledEvent(EventType eventType, const EventCallback& callback)	{ OnBubbledEvent[eventType] += callback; }

private:
	friend WindowBuilder;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD> XML <EFBFBD>б<EFBFBD>д<EFBFBD><EFBFBD> Event <EFBFBD><EFBFBD> BubbleEvent <EFBFBD>¼<EFBFBD><EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] eventType <EFBFBD>¼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return callback ָ<EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void AttachXmlBubbledEvent(EventType eventType, const EventCallback& callback) { OnXmlBubbledEvent[eventType] += callback; }

	EventMap OnXmlBubbledEvent;

protected:
	std::unique_ptr<Layout> m_pLayout;
	bool m_bAutoDestroy;
	bool m_bDelayedDestroy;
	bool m_bMouseChildEnabled;
	std::vector<Control*> m_items;
	EventMap OnBubbledEvent;
};

 /// <20><><EFBFBD>д<EFBFBD>ֱ<EFBFBD><D6B1>ˮƽ<CBAE><C6BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɸ<EFBFBD><C9B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
class UILIB_API ScrollableBox : public Box
{
public:
	ScrollableBox(Layout* pLayout);
	ScrollableBox(const ScrollableBox& r);
	ScrollableBox& operator=(const ScrollableBox& r) = delete;

	virtual void SetAttribute(const std::wstring& pstrName, const std::wstring& pstrValue) override;
	virtual void SetPos(UiRect rc) override;
	virtual void HandleMessage(EventArgs& event) override;
	virtual bool MouseEnter(EventArgs& msg) override;
	virtual bool MouseLeave(EventArgs& msg) override;
	virtual void PaintChild(IRenderContext* pRender, const UiRect& rcPaint) override;
	virtual void SetMouseEnabled(bool bEnable = true) override;
	virtual void SetWindow(Window* pManager, Box* pParent, bool bInit) override;
	virtual Control* FindControl(FINDCONTROLPROC Proc, LPVOID pData, UINT uFlags, CPoint scrollPos = CPoint()) override;
	virtual void ClearImageCache() override;

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 */
	virtual CSize GetScrollPos() const;

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ķ<EFBFBD>Χ
	 * @return <EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ķ<EFBFBD>Χ<EFBFBD><EFBFBD>Ϣ
	 */
	virtual CSize GetScrollRange() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>
	 * @param[in] szPos Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void SetScrollPos(CSize szPos);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Y <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] y Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD> Y <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void SetScrollPosY(int y);
	
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> X <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] x Ҫ<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD> X <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
	 * @return <EFBFBD><EFBFBD>
	 */
    virtual void SetScrollPosX(int x);
	
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>Ϲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] deltaValue <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬Ĭ<EFBFBD><EFBFBD>Ϊ DUI_NOSET_VALUE
 	 * @param[in] withAnimation <EFBFBD>Ƿ񸽴<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void LineUp(int detaValue = DUI_NOSET_VALUE, bool withAnimation = true);
	
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>¹<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] deltaValue <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬Ĭ<EFBFBD><EFBFBD>Ϊ DUI_NOSET_VALUE
 	 * @param[in] withAnimation <EFBFBD>Ƿ񸽴<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void LineDown(int detaValue = DUI_NOSET_VALUE, bool withAnimation = true);
	
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] deltaValue <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬Ĭ<EFBFBD><EFBFBD>Ϊ DUI_NOSET_VALUE
	 * @return <EFBFBD><EFBFBD>
	 */
    virtual void LineLeft(int detaValue = DUI_NOSET_VALUE);
	
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ҹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] deltaValue <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>룬Ĭ<EFBFBD><EFBFBD>Ϊ DUI_NOSET_VALUE
	 * @return <EFBFBD><EFBFBD>
	 */
    virtual void LineRight(int detaValue = DUI_NOSET_VALUE);
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>Ϲ<EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>ҳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD>ľ<EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void PageUp();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>¹<EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>ҳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD>ľ<EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void PageDown();

	/**
	 * @brief <EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϸ<EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void HomeUp();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD>λ<EFBFBD><EFBFBD>
	 * @param[in] arrange <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD>ã<EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @param[in] withAnimation <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void EndDown(bool arrange = true, bool withAnimation = true);
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>ҳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD>ľ<EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void PageLeft();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ҹ<EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>ҳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>С<EFBFBD>ľ<EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void PageRight();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void HomeLeft();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҳ<EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void EndRight();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ WM_TOUCH <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>
	 * @param[in] deltaValue <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void TouchUp(int deltaValue);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¹<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ WM_TOUCH <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>
	 * @param[in] deltaValue <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void TouchDown(int deltaValue);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] bEnableVertical <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @param[in] bEnableHorizontal <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˮƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĭ<EFBFBD><EFBFBD>Ϊ true
	 * @return <EFBFBD><EFBFBD>
	 */
	virtual void EnableScrollBar(bool bEnableVertical = true, bool bEnableHorizontal = false);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD>ش<EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 */
	virtual ScrollBar* GetVerticalScrollBar() const;

	/**
	 * @brief <EFBFBD><EFBFBD>ȡˮƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˮƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
	 */
	virtual ScrollBar* GetHorizontalScrollBar() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	virtual void ProcessVScrollBar(UiRect rc, int cyRequired);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	virtual void ProcessHScrollBar(UiRect rc, int cxRequired);

	/**
	 * @brief <EFBFBD>жϴ<EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>Ч
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> false Ϊ<EFBFBD><EFBFBD>Ч
	 */
	bool IsVScrollBarValid() const;

	/**
	 * @brief <EFBFBD>ж<EFBFBD>ˮƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>Ч
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD>Ч<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> false Ϊ<EFBFBD><EFBFBD>Ч
	 */
	bool IsHScrollBarValid() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void ReomveLastItemAnimation();

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void PlayRenderOffsetYAnimation(int nRenderY);

	/**
	 * @brief <EFBFBD>Ƿ<EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD>ڵײ<EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD>Ѿ<EFBFBD><EFBFBD>ڵײ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ false
	 */
	bool IsAtEnd() const;

	/**
	 * @brief <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>
	 * @return <EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵײ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ false
	 */
	bool IsHoldEnd() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ײ<EFBFBD>λ<EFBFBD><EFBFBD>
	 * @param[in] bHoldEnd <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>false Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void SetHoldEnd(bool bHoldEnd);
	
	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	int GetVerScrollUnitPixels() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD>ֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] nUnitPixels Ҫ<EFBFBD><EFBFBD><EFBFBD>õIJ<EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void SetVerScrollUnitPixels(int nUnitPixels);

	/**
	* @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	* @return <EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	*/
	int GetHorScrollUnitPixels() const;

	/**
	* @brief <EFBFBD><EFBFBD><EFBFBD>ú<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	* @param[in] nUnitPixels Ҫ<EFBFBD><EFBFBD><EFBFBD>õIJ<EFBFBD><EFBFBD><EFBFBD>
	* @return <EFBFBD><EFBFBD>
	*/
	void SetHorScrollUnitPixels(int nUnitPixels);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ false
	 */
	bool GetScrollBarFloat() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӿؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] bScrollBarFloat true <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD>false <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڿؼ<EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void SetScrollBarFloat(bool bScrollBarFloat);

	/**
	 * @brief <EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߾<EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD>ر߾<EFBFBD><EFBFBD><EFBFBD>Ϣ 
	 */
	UiRect GetScrollBarPadding() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߾࣬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ù<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ռ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] rcScrollBarPadding Ҫ<EFBFBD><EFBFBD><EFBFBD>õı߾<EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void SetScrollBarPadding(UiRect rcScrollBarPadding);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	bool GetDefaultDisplayScrollbar() const;

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void SetDefaultDisplayScrollbar(bool bDefaultDisplay);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD>ñ仯<EFBFBD>¼<EFBFBD>
	 * @param[in] callback <EFBFBD>б仯<EFBFBD><EFBFBD>֪ͨ<EFBFBD>Ļص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void AttachScrollChange(const EventCallback& callback) { OnEvent[kEventScrollChange] += callback; }
protected:

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ijߴ<EFBFBD>
	 * @param[in] rc <EFBFBD><EFBFBD>ǰλ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߴ<EFBFBD><EFBFBD><EFBFBD>С
	 */
	virtual CSize CalcRequiredSize(const UiRect& rc);

	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼƬ<EFBFBD><EFBFBD><EFBFBD>棬<EFBFBD><EFBFBD><EFBFBD><EFBFBD> ScrollableBox <EFBFBD>ڲ<EFBFBD>ʹ<EFBFBD><EFBFBD>
	 * @param[in] bFromTopLeft <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD>
	 */
	void LoadImageCache(bool bFromTopLeft);
private:
	/**
	 * @brief <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @param[in] <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void SetPosInternally(UiRect rc);

protected:
	std::unique_ptr<ScrollBar> m_pVerticalScrollBar;
	std::unique_ptr<ScrollBar> m_pHorizontalScrollBar;

	int m_nVerScrollUnitPixels;
    int m_nHerScrollUnitPixels;
	bool m_bScrollProcess; // <20><>ֹSetPosѭ<73><D1AD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	bool m_bHoldEnd;
	bool m_bScrollBarFloat;
	bool m_bDefaultDisplayScrollbar;
	UiRect m_rcScrollBarPadding;

	CPoint m_ptLastTouchPos;
	AnimationPlayer m_scrollAnimation;
	AnimationPlayer m_renderOffsetYAnimation;
};

} // namespace ui

#endif // UI_CORE_BOX_H_