reactos/base/applications/charmap_new/GridView.h

   1 #pragma once
   2 #include "Cell.h"
   3
   4 #define MAX_GLYPHS 0xFFFF
   5
   6 struct CurrentFont
   7 {
   8     CAtlStringW FontName;
   9     LOGFONTW Font;
  10     HFONT hFont;
  11     USHORT ValidGlyphs[MAX_GLYPHS];
  12     USHORT NumValidGlyphs;
  13 };
  14
  15
  16 class CGridView
  17 {
  18 private:
  19     CAtlStringW m_szMapWndClass;
  20
  21     HWND m_hwnd;
  22     HWND m_hParent;
  23
  24     int m_xNumCells;
  25     int m_yNumCells;
  26
  27     RECT m_ClientCoordinates;
  28     SIZE m_CellSize;
  29     CCell*** m_Cells; // *m_Cells[][];
  30     CCell *m_ActiveCell;
  31
  32     INT m_ScrollPosition;
  33     int m_NumRows;
  34
  35     CurrentFont m_CurrentFont;
  36
  37 public:
  38     CGridView();
  39     ~CGridView();
  40
  41     bool Create(
  42         _In_ HWND hParent
  43         );
  44
  45     bool SetFont(
  46         _In_ CAtlString& FontName
  47         );
  48
  49     HWND GetHwnd() { return m_hwnd; }
  50
  51 private:
  52     static LRESULT
  53         CALLBACK
  54         MapWndProc(HWND hwnd,
  55                    UINT uMsg,
  56                    WPARAM wParam,
  57                    LPARAM lParam);
  58
  59     LRESULT OnCreate(
  60         _In_ HWND hwnd,
  61         _In_ HWND hParent
  62         );
  63
  64
  65     LRESULT OnSize(
  66         _In_ INT Width,
  67         _In_ INT Height
  68         );
  69
  70     VOID OnVScroll(
  71         _In_ INT Value,
  72         _In_ INT Pos
  73         );
  74
  75     LRESULT OnPaint(
  76         _In_opt_ HDC hdc
  77         );
  78
  79     bool UpdateCellCoordinates(
  80         );
  81
  82     void DrawGrid(
  83         _In_ LPPAINTSTRUCT PaintStruct
  84         );
  85
  86     void DeleteCells();
  87
  88     void SetCellFocus(
  89         _In_ CCell* NewActiveCell
  90         );
  91 };
  92