查msdn得到:LRESULT CALLBACK WindowProc(
HWND hwnd, // handle to window
UINT uMsg, // WM_CTLCOLORDLG
WPARAM wParam, // handle to DC (HDC)
LPARAM lParam // handle to dialog box (HWND)
);WM_CTLCOLORDLG hdcDlg = (HDC) wParam;
hwndDlg = (HWND) lParam;可是还是不知道在win32下如何用,请高手指点。
HWND hwnd, // handle to window
UINT uMsg, // WM_CTLCOLORDLG
WPARAM wParam, // handle to DC (HDC)
LPARAM lParam // handle to dialog box (HWND)
);WM_CTLCOLORDLG hdcDlg = (HDC) wParam;
hwndDlg = (HWND) lParam;可是还是不知道在win32下如何用,请高手指点。
HDC hdc, // handle to DC
COLORREF crColor // background color value
);
讲的很详细