MFC picture control

Picture control can display pictures , Its essence is CStatic class , Only need to create dwStyle Make style SS_BITMAP that will do .

First step ： Define in the dialog class ：

CStatic m_picture;

The second step ： In the dialog class OnInitDialog Function ：

m_picture.Create(L"XX",WS_CHILD|WS_VISIBLE|WS_BORDER|SS_BITMAP,
CRect(100,100,300,300),this,10000);// Create the picture control 
// Parameters 1: Write casually , It won't show 
// Parameters 2:dwStyle Make style SS_BITMAP
// Parameters 3: Picture display area   Top left coordinates (100,100)  The lower right corner (300,300)
// Parameters 4: The parent window ,this Refers to the dialog window 

The third step ： Add a bitmap resource

Step four ： Load bitmap for picture control

HBITMAP hBmp=LoadBitmap(AfxGetInstanceHandle(),// Instance handle 
MAKEINTRESOURCE(IDB_BITMAP1_ONE));// Load bitmap through resources 
m_picture.SetBitmap(hBmp);

If the picture is too big , It cannot be completely displayed , have access to DC Drawing realizes the scaling of pictures .