tanchors.h

mpq文件的格式就是一种压缩格式

/*****************************************************************************/
/* TAnchors.h                                 Copyright Ladislav Zezula 2001 */
/*---------------------------------------------------------------------------*/
/* A class for easy object anchoring. Those who compare the Delphi program-  */
/* ming with Visual C++, will certainly miss the "Anchors" property in visual*/
/* design. This class supports something like that, although it's not so     */
/* comfort like the visual design in Delphi/C++ builder                      */
/*---------------------------------------------------------------------------*/
/*   Date    Ver   Who  Comment                                              */
/* --------  ----  ---  -----------------------------------------------------*/
/* 19.12.01  1.00  Lad  Created                                              */
/*****************************************************************************/

#ifndef __TANCHORS_H__
#define __TANCHORS_H__

//-----------------------------------------------------------------------------
// Constants

// Anchor types
#define akLeft         0x0001
#define akTop          0x0002
#define akRight        0x0004
#define akBottom       0x0008
#define akLeftTop     (akLeft | akTop)
#define akRightBottom (akRight | akBottom)
#define akAll         (akLeft | akTop | akRight | akBottom)

struct TAnchor
{
    HWND   hWnd;                        // Window
    DWORD  dwAnchors;                   // Anchors
    RECT   parentRect;                  // Parent client rect
    int    left;                        // Distance of left border from the left parent border
    int    top;
    int    right;
    int    bottom;
    int    width;
    int    height;
    double dx;                          // Starting distance from
    double dy;                          // Starting distance from
    TAnchor * next;                     // Pointer to the next anchor
};

class TAnchors
{
  public:
    TAnchors();
    ~TAnchors();

    // Adding anchors
    BOOL AddAnchor(HWND hDlg, UINT ctrl, DWORD dwAnchors);
    BOOL AddAnchor(HWND hWnd, DWORD dwAnchors);

    // Call this in the handle of WM_SIZE
    BOOL AnchorAllObjects(HWND hDlg);

  protected:
    // Calculates new window position and size
    BOOL GetNewWindowRect(HWND hParent, TAnchor * pAnchor, RECT & rect);

    // Fast window repaint logic
    void MoveWindowOrg(HDC hDC, int dx, int dy);
    void GetBorderSize(HWND hWnd, POINT * border);
    void PaintFrame(HWND hWnd, HDC hDC, RECT * edgeRect);
    BOOL PaintWindowTo(HWND hWnd, HDC hDC);
    BOOL PaintChildrenTo(HWND hWnd, HDC hDC);
    BOOL PaintWindow(HWND hWnd, HDC hDC);

    TAnchor * m_pFirstAnchor;
};

#endif