MFC Control Adaptive Window Size class

Autoadapt.h#pragma onceclass cautoadapt{public:cautoadapt (void), virtual ~cautoadapt (void);p ublic:void ReSize (HWND m _hwnd);  void Initsize (HWND m_hwnd); Point old; Private:};

Autoadapt.cpp#include "stdafx.h" #include "AutoAdapt.h"/*mfc control Adaptive Window size usage: Adding such a member to the target class calls the Initsize function in the target initialization function// This is what you need. Call Resize*/cautoadapt::cautoadapt (void) {}cautoadapt::~cautoadapt (void) {}//This function in the WM_SIZE message handler function can also not call, see your own needs      , if it is a window in a subwindow such as Tablectrl, call this function to fill the Tablectrl size//Add this function in the initialization function void Cautoadapt::initsize (HWND m_hwnd) {CRect rect;     GetClientRect (M_hwnd,&rect);      Fetch client area size Old.x=rect.right-rect.left;      Old.y=rect.bottom-rect.top;      int cx = GetSystemMetrics (Sm_cxfullscreen);      int cy = GetSystemMetrics (Sm_cyfullscreen);      CRect RT;      SystemParametersInfo (spi_getworkarea,0,&rt,0);  cy = Rt.bottom;   MoveWindow (m_hwnd,0, 0, CX, cy,true);      }//Add this function to the WM_SIZE message handler void Cautoadapt::resize (HWND m_hwnd) {float fsp[2]; Point Newp;      Gets the size of the dialog box now CRect recta;     GetClientRect (M_HWND,&RECTA);      Fetch client area size Newp.x=recta.right-recta.left;  Newp.y=recta.bottom-recta.top;      Obtain multiples of fsp[0]= (float) newp.x/old.x;    fsp[1]= (float) newp.y/old.y;  CRect Rect;  int WOC; Control marked CPoint oldtlpoint,tlpoint; Upper left corner CPoint Oldbrpoint,brpoint;  Lower right corner HWND Hwndchild=::getwindow (M_hwnd,gw_child); List all controls while (Hwndchild) {woc=::getdlgctrlid (hwndchild);//Get id HWND Hctrl = GetDlgItem (m_hwn D,WOC); GetWindowRect (hctrl,&rect);//Handle the upper-left coordinate point point;point = Rect.topleft ();         ScreenToClient (M_hwnd,&point);         Oldtlpoint = point;            Tlpoint.x = Long (oldtlpoint.x*fsp[0]); Tlpoint.y = Long (oldtlpoint.y*fsp[1]); Handle the lower-right coordinate point = Rect.bottomright ();  ScreenToClient (M_hwnd,&point);        Oldbrpoint = point;            Brpoint.x = Long (oldbrpoint.x *fsp[0]);          Brpoint.y = Long (oldbrpoint.y *fsp[1]);            Rect.setrect (Tlpoint,brpoint);        MoveWindow (hctrl,tlpoint.x,tlpoint.y,brpoint.x-tlpoint.x,brpoint.y-tlpoint.y,true);          Hwndchild=::getwindow (Hwndchild, Gw_hwndnext); } OLD=NEWP; }

MFC Control Adaptive Window Size class