首先在OnInitDialog()中先hu获取到程序正常坐标,其中old应在头文件中声明:POINT old;
//保留未自适应分辨率时的应用大小
CRect rect;
GetClientRect(&rect);
old.x = rect.right - rect.left;
old.y = rect.bottom - rect.top;
保存程序正常坐标后使主对话框全屏:
//程序自适应全屏
if (1)
{
WINDOWPLACEMENT m_struOldWndpl;
//get current system resolution
int g_iCurScreenWidth = GetSystemMetrics(SM_CXSCREEN);
int g_iCurScreenHeight = GetSystemMetrics(SM_CYSCREEN);
//for full screen while backplay
GetWindowPlacement(&m_struOldWndpl);
CRect rectWholeDlg;//entire client(including title bar)
CRect rectClient;//client area(not including title bar)
CRect rectFullScreen;
GetWindowRect(&rectWholeDlg);
RepositionBars(0, 0xffff, AFX_IDW_PANE_FIRST, reposQuery, &rectClient);
ClientToScreen(&rectClient);
rectFullScreen.left = rectWholeDlg.left - rectClient.left;
rectFullScreen.top = rectWholeDlg.top - rectClient.top;
rectFullScreen.right = rectWholeDlg.right + g_iCurScreenWidth - rectClient.right;
rectFullScreen.bottom = rectWholeDlg.bottom + g_iCurScreenHeight - rectClient.bottom;
//enter into full screen;
WINDOWPLACEMENT struWndpl;
struWndpl.length = sizeof(WINDOWPLACEMENT);
struWndpl.flags = 0;
struWndpl.showCmd = SW_SHOWNORMAL;
struWndpl.rcNormalPosition = rectFullScreen;
SetWindowPlacement(&struWndpl);
}
随后添加OnSize()函数,使对话框中的控件也自适应:
void CBNSREDDlg::OnSize(UINT nType, int cx, int cy)
{
CDialogEx::OnSize(nType, cx, cy);
//控件随程序自适应全屏后更改位置及大小
if (1)
{
float fsp[2];
POINT Newp; //获取现在对话框的大小
CRect recta;
GetClientRect(&recta); //取客户区大小
Newp.x = recta.right - recta.left;
Newp.y = recta.bottom - recta.top;
fsp[0] = (float)Newp.x / old.x;
fsp[1] = (float)Newp.y / old.y;
CRect Rect;
int woc;
CPoint OldTLPoint, TLPoint; //左上角
CPoint OldBRPoint, BRPoint; //右下角
HWND hwndChild = ::GetWindow(m_hWnd, GW_CHILD); //列出所有控件
while (hwndChild)
{
woc = ::GetDlgCtrlID(hwndChild);//取得ID
GetDlgItem(woc)->GetWindowRect(Rect);
ScreenToClient(Rect);
OldTLPoint = Rect.TopLeft();
TLPoint.x = long(OldTLPoint.x*fsp[0]);
TLPoint.y = long(OldTLPoint.y*fsp[1]);
OldBRPoint = Rect.BottomRight();
BRPoint.x = long(OldBRPoint.x *fsp[0]);
BRPoint.y = long(OldBRPoint.y *fsp[1]);
Rect.SetRect(TLPoint, BRPoint);
GetDlgItem(woc)->MoveWindow(Rect, TRUE);
hwndChild = ::GetWindow(hwndChild, GW_HWNDNEXT);
}
old = Newp;
}
}
OK,完事!