#pragma once
#include "PropertyGridCombo.h"
#include "PropertyGridInPlaceEdit.h"

#include <map>
#include <vector>
#include <string>
using namespace std;

// CPropertyGrid

#define WM_PG_ITEMCHANGED WM_USER+486

typedef UINT HSECTION;
typedef UINT HITEM;

class ICustomItem;

class CPropertyGrid : public CWnd
{
  DECLARE_DYNAMIC(CPropertyGrid)

public:
  // display mode

  //显示模式;
  enum EDisplayMode
  {
    DM_CATEGORIZED = 0,	//分类;
    DM_ALPHABETICAL,	//按字母排序;
    DM_NOSORT			//无排序;
  };

  // editing
  //编辑;
  enum EEditMode
  {
    EM_CUSTOM = 0,		//自定义;
    EM_INPLACE,			//就地编辑;
    EM_DROPDOWN,		//下拉;
    EM_MODAL,			//模态(对话框);
	EM_IMMEDIATE		//即时;
  };

  // 项类型;
  enum EItemType
  {
    IT_CUSTOM = 0,	//自定义;
    IT_STRING,		//字符串;
    IT_TEXT,		//文本;
    IT_INTEGER,		//整型;
    IT_DOUBLE,		//双精度;
    IT_COMBO,		//下拉框;
    IT_BOOLEAN,		//布尔;
    IT_DATE,		//日期;
    IT_DATETIME,	//日期时间;
    IT_FILE,		//文件;
    IT_FOLDER,		//目录;
    IT_COLOR,		//颜色;
    IT_FONT,		//字体;
	IT_CHECK		//复选框;
  };

public:
  CPropertyGrid();
  virtual ~CPropertyGrid();

  // customization
  // 定制的接口;
  bool GetShadeTitles();		// 获取标题阴影状态;
  void SetShadeTitles(bool shade_titles);		// 设置标题是否有阴影;

  bool GetDrawLines();		// 获取行格线状态;
  void SetDrawLines(bool draw_lines);			// 设置是否有行格线;

  bool GetDrawGutter();		// 获取列格线状态;
  void SetDrawGutter(bool draw_gutter);		// 设置是否有列格线;

  bool GetFocusDisabled();	// 获取焦点状态;
  void SetFocusDisabled(bool focus_disabled);	// 设置是否有焦点;

  bool GetBoldModified();	// 获取黑体状态;	
  void SetBoldModified(bool bold_modified); // 设置是否黑体字体;

  bool GetBoldEditables();	// 获取黑体编辑状态;
  void SetBoldEditables(bool bold_editables);	// 设置是否黑体编辑;

  // gutter width
  int GetGutterWidth();		// 获取列格线宽度;
  void SetGutterWidth(int gutter_width);	// 设置列格线宽度;

  // custom colors
  void SetTextColor(COLORREF clrText);
  void SetTitleColor(COLORREF clrText);
  void SetBackColor(COLORREF clrBack);
  void SetShadeColor(COLORREF clrShade);
  void SetFocusColor(COLORREF clrFocus);
  void SetHiliteColor(COLORREF clrHilite);
  void SetEditableColor(COLORREF clrEditable);
  void SetDisabledColor(COLORREF clrDisabled);

  // localization
  void SetTrueFalseStrings(string strTrue, string strFalse);
  void SetOkCancelStrings(string strOk, string strCancel);
  void SetDateTimeStrings(string strDate, string strTime);
  void SetUndefinedString(string strUndefined);
  void SetEmptyString(string strEmpty);

  // add a section
  HSECTION AddSection(string title, bool collapsed = false, HSECTION after = -1);

  // add items
  HITEM AddCustomItem(HSECTION, string name, ICustomItem* pItem, bool editable = true, HITEM after = -1);
  HITEM AddStringItem(HSECTION section, string name, string value, bool editable = true, HITEM after = -1);
  HITEM AddTextItem(HSECTION section, string name, string value, bool editable = true, HITEM after = -1);
  HITEM AddIntegerItem(HSECTION section, string name, int value, string format = "", bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddDoubleItem(HSECTION section, string name, double value, string format = "", bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddComboItem(HSECTION section, string name, const vector<string>& values, int cur, bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddBoolItem(HSECTION section, string name, bool value, bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddDateItem(HSECTION section, string name, COleDateTime value, string format = "", bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddDateTimeItem(HSECTION section, string name, COleDateTime value, string format = "", bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddFileItem(HSECTION section, string name, string value, string filter = "", bool editable = true, HITEM after = -1);
  HITEM AddFolderItem(HSECTION section, string name, string value, string title = "", bool editable = true, HITEM after = -1);
  HITEM AddColorItem(HSECTION section, string name, COLORREF value, bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddFontItem(HSECTION section, string name, LOGFONT value, bool editable = true, bool undefined = false, HITEM after = -1);
  HITEM AddCheckItem(HSECTION section, string name, bool value, bool editable = true, bool undefined = false, HITEM after = -1);

  // contents
  void ResetContents();
  bool RemoveSection(HSECTION hs);
  bool RemoveItem(HITEM item);
  void ValidateChanges();

  // status
  int GetNumSections();
  int GetSectionSize(HSECTION hs);

  // get item value
  bool GetItemValue(HITEM item, string& strValue) const;
  bool GetItemValue(HITEM item, int& nValue) const;
  bool GetItemValue(HITEM item, double& dValue) const;
  bool GetItemValue(HITEM item, bool& bValue) const;
  bool GetItemValue(HITEM item, COleDateTime& dtValue) const;
  bool GetItemValue(HITEM item, COLORREF& clrValue) const;
  bool GetItemValue(HITEM item, LOGFONT& lfValue) const;

  // set item value
  bool SetItemValue(HITEM item, const string strValue);
  bool SetItemValue(HITEM item, const int nValue);
  bool SetItemValue(HITEM item, const double nValue);
  bool SetItemValue(HITEM item, const bool bValue);
  bool SetItemValue(HITEM item, const COleDateTime dtValue);
  bool SetItemValue(HITEM item, const COLORREF clrValue);
  bool SetItemValue(HITEM item, const LOGFONT lfValue);

  // for custom items
  int GetTextMargin();
  CFont* GetFontNormal();
  CFont* GetFontBold();

  // appearance stuff
  void SetDisplayMode(EDisplayMode display_mode);
  void ExpandAll(bool expand);
  void ExpandSection(HSECTION hs, bool expand);
  bool IsSectionCollapsed(HSECTION hs);

protected:
  class CItem	// 一个项所具有的特性;
  {
  public:
    HITEM m_id;			// 项ID;
    bool m_editable;	// 项可编辑否;
    bool m_undefined;	// 项是否定义;
    EItemType m_type;	// 项类型;
    string m_name;		// 项名称;

    vector<string> m_options;	// 项字符操作;

	/****以下是项框内当前所能表示的值;****/
    int m_nValue;							// 项的整型表示值;
    double m_dValue;					// 项的双精度表示值;
    string m_strValue;					// 项的字符表示内容;
    bool m_bValue;						// 项是否有值;
    COleDateTime m_dtValue;		// 项的时间表示内容;
    COLORREF m_clrValue;			// 项的颜色表示;
    LOGFONT m_lfValue;				// 项的字体表示;
    ICustomItem* m_pCustom;		// 项的用户定义表示;

	/****以下是项框内过去所能表示的值;****/
    bool m_undefined_old;				// 是否被定义;
    int m_nValue_old;						// 旧的整型值;
    double m_dValue_old;				// 旧的浮点值;
    string m_strValue_old;					// 旧的字符内容;
    bool m_bValue_old;					// 过去是否有值;
    COleDateTime m_dtValue_old;		// 旧的时间值;
    COLORREF m_clrValue_old;			// 旧的颜色值;
    LOGFONT m_lfValue_old;			// 旧的字体值;

	// 该项只有二列;(可自行添加列数)
    CRect m_rcName;		// 项列之一:名称框;			
    CRect m_rcValue;		// 项列之一:值框;	

    bool operator==(const HITEM& item) const;
    bool operator==(const string& name) const;

    void ValidateChanges();
  };

  friend bool item_alpha_sort(vector<CPropertyGrid::CItem>::iterator it1, vector<CPropertyGrid::CItem>::iterator it2);

  // 一个段的特性;
  class CSection
  {
  public:
    HSECTION m_id;		// 段ID; 
    string m_title;				// 段名;
    bool m_collapsed;		// 是否收缩;
    vector<CItem> m_items;		// 所包含的项;

    CRect m_rcSign;		// 段标识框(段名框在其内?);
    CRect m_rcTitle;		// 段名框;

    bool operator==(const HSECTION& section) const;
  };

  // 一个控件所包含的段;
  vector<CSection> m_sections;

  HSECTION m_focused_section;		// 焦点所在的段的ID;
  HITEM m_focused_item;				// 焦点所在的项的ID;

  EDisplayMode m_display_mode;	// 显示模式;

  // 以下为显示模式开关;
  bool m_shade_titles;			// 是否显示标题边框阴影;
  bool m_draw_lines;			// 是否显示行分格线;
  bool m_draw_gutter;			// 是否显示列分格线;
  bool m_focus_disabled;	// 是否禁用焦点;
  bool m_bold_modified;		// 是否可修改;
  bool m_bold_editables;		// 是否可编辑;

  int m_gutter_width;			// 列分格线宽;
  bool m_resizing_gutter;		// 是否再生列分格线;
  CPoint m_ptLast;				// 最后的点;

  CFont m_fntNormal;			// 正常字体;
  CFont m_fntBold;				// 粗体;

  int m_line_height;

  // 行为动作开关;
  CRect m_rect_button;			// 按钮框;
  CWnd* m_control;				// 控件;
  bool m_button_pushed;		// 按钮是否按下;
  bool m_button_depressed;	// 按钮是否按住;
  bool m_value_clicked;			// 值是否单击;
  bool m_custom_tracking;		// 下拉框是否变动;

  HSECTION m_section_id;		// 当前段ID;
  HITEM m_item_id;					// 当前项ID;

  string m_strTrue;
  string m_strFalse;
  string m_strOk;
  string m_strCancel;
  string m_strDate;
  string m_strTime;
  string m_strUndefined;
  string m_strEmpty;

  COLORREF m_clrText;			// 文本颜色;
  COLORREF m_clrTitle;			// 标题颜色;
  COLORREF m_clrBack;			// 背景颜色;
  COLORREF m_clrShade;		// 阴影颜色;
  COLORREF m_clrFocus;			// 焦点选中时颜色;
  COLORREF m_clrHilite;			// 隐藏时颜色;
  COLORREF m_clrEditable;		// 可编辑时颜色;
  COLORREF m_clrDisabled;		// 不可编辑时颜色;

protected:
  DECLARE_MESSAGE_MAP()

  // init control
  void InitControl();			// 初始化该控件;

  // drawing
  void DrawItem(CDC& dc, int w, int x, int y, vector<CItem>::iterator& it);

  // item management
  CSection* FindSection(HSECTION hs) const;		// 通过ID查找;
  CItem* FindItem(HITEM hi) const;						// 通过ID查找;
  HITEM AddItem(HSECTION hs, EItemType type, string name, void* pValue, bool editable, bool undefined, HITEM after);

  // scrolling stuff
  CScrollBar m_scrollbar;
  bool m_scroll_enabled;
  int GetScrollOffset();
  void RecalcLayout();

  // editing
  EEditMode GetEditMode(CItem& item);
  void DeleteEditControl();
  void EditFocusedItem();

  // movement in list
  void MoveForward(HSECTION& focused_section, HITEM& focused_item);

  // keyboard
  void FocusNextItem();
  void FocusPrevItem();

	CRect AdjustCheckBoxRect(CRect* rc);

protected:
  virtual void PreSubclassWindow();
public:
  afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
  afx_msg void OnDestroy();
  afx_msg BOOL OnEraseBkgnd(CDC* pDC);
  afx_msg void OnPaint();
  afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
  afx_msg void OnMouseMove(UINT nHitTest, CPoint point);
  afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
  afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
  afx_msg void OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar);
  afx_msg BOOL OnMouseWheel(UINT nFlags, short zDelta, CPoint pt);
  afx_msg LRESULT OnComboSelChanged(WPARAM wParam, LPARAM lParam);
  afx_msg LRESULT OnEditChanged(WPARAM wParam, LPARAM lParam);
  afx_msg LRESULT OnDateChanged(WPARAM wParam, LPARAM lParam);
  afx_msg void OnSize(UINT nType, int cx, int cy);
  afx_msg UINT OnGetDlgCode();
  afx_msg void OnChar(UINT nChar, UINT nRepCnt, UINT nFlags);
  afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
};