TabControl

#include <windows.h>
#include <commctrl.h>
 
#define ID_BUTTON 1002
#define ID_BUTTON2 1003
 
BOOL RegClass(WNDPROC, LPCTSTR, UINT);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
void thread1(void);
void thread2(void);
 
HWND hwndglobal;
 
HINSTANCE hInstance;
 
char szClassName[] = "Class";
char szTitle[] = "Вкладки";
 
int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)
{
InitCommonControls();
 
 MSG msg;
 HWND hwnd;
 hInstance = hInst;
 
 if(!RegClass(WndProc, szClassName, COLOR_WINDOW))
 return FALSE;
 
 if(!(hwnd = CreateWindow(szClassName,
                          szTitle,
                          WS_OVERLAPPEDWINDOW|WS_VISIBLE,
                          100,
                          50,
                          640,
                          480,
                          0,
                          0,
                          hInstance,
                          NULL)))
                          return FALSE;
                          
hwndglobal = hwnd;
                          
while(GetMessage(&msg, 0, 0, 0))
{
 TranslateMessage(&msg);
 DispatchMessage(&msg);
}
 
return msg.wParam;
}
 
BOOL RegClass(WNDPROC Proc, LPCTSTR szName, UINT brBackground)
{
 WNDCLASS wc;
 wc.style = wc.cbClsExtra = wc.cbWndExtra = 0;
 wc.lpfnWndProc = Proc;
 wc.hInstance = hInstance;
 wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
 wc.hCursor = LoadCursor(NULL, IDC_ARROW);
 wc.hbrBackground = (HBRUSH)(brBackground + 1);
 wc.lpszMenuName = (LPCTSTR)NULL;
 wc.lpszClassName = szName;
 return (RegisterClass(&wc) != 0);
}
 
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
 int wmId;
  TC_ITEM tabitem;
  static HWND d;
  static HWND tab[3];  
    
 static HWND hButton1, hButton2, hTControl1, hTControl2;
 
 switch(msg)
 {
  case WM_CREATE:
        {
         hTControl1 = CreateWindow(WC_TABCONTROL,NULL,WS_CHILD|WS_VISIBLE,0,0,240,268,hwnd,NULL,hInstance,NULL);
         tabitem.mask=TCIF_TEXT;
   tabitem.iImage=0;
   tabitem.pszText="1st tab";
   SendMessage(d,TCM_INSERTITEM,1,LPARAM(&tabitem));
   tabitem.pszText="2nd tab";
   tabitem.iImage=1;
   SendMessage(d,TCM_INSERTITEM,1,LPARAM(&tabitem));
   tabitem.pszText="3d tab";
   tabitem.iImage=2;
   SendMessage(d,TCM_INSERTITEM,1,LPARAM(&tabitem));
   tab[0]=CreateWindow("button","kn1",WS_CHILD|WS_VISIBLE,30,30,40,68,d,NULL,hInstance,NULL);
   tab[1]=CreateWindow("button","kn2",WS_CHILD,30,30,40,68,d,NULL,hInstance,NULL);
   tab[2]=CreateWindow("button","kn3",WS_CHILD,30,30,40,68,d,NULL,hInstance,NULL);
        return 0;
}
 
case WM_NOTIFY:
  if(((LPNMHDR)lParam)->code==TCN_SELCHANGE){
   wmId=SendMessage(d,TCM_GETCURSEL,0,0);
   for(int i=0;i<3;i++)ShowWindow(tab[i],SW_HIDE);
   ShowWindow(tab[wmId],SW_SHOW);
  }
  break;
     case WM_DESTROY:
            {
             PostQuitMessage(0);
             return 0;
            }
    }
    return DefWindowProc(hwnd, msg, wParam, lParam);
}

hTControl1 = CreateWindow(WC_TABCONTROL,NULL,WS_CHILD|WS_VISIBLE,0,0,240,268,hwnd,NULL,hInstance,NULL);
SendMessage(d,TCM_INSERTITEM,1,LPARAM(&tabitem));