WELCOME

WELCOME CSE ppl!
this blog has been created as some outsides are found in our common Id!
everyone are provided with a seperate id n pass code! :d
keep rocking!

vp fourth

#include
#include
#include"resource.h"
HMENU hMenuInit;
HMENU hMenuInitWindow,hMenuFirstWindow,hMenuSecondWindow;
HMENU hMenuInitWindow;
HINSTANCE hInst;
LRESULT CALLBACK MainWndProc(HWND hwnd,UINT wMessage,WPARAM wParam,LPARAM lParam);
LRESULT CALLBACK  FirstChildProc(HWND hwnd,UINT wMessage,WPARAM wParam,LPARAM lParam);
LRESULT CALLBACK  SecondChildProc(HWND hwnd,UINT wMessage,WPARAM wParam,LPARAM lParam);
char mainclass[]="Main Class";
char firstchild[]="First Child";
char secondchild[]="Second Child";
int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,PSTR lpszCmdLine,int iCmdShow)
{
WNDCLASS wc;
MSG msg;
HWND hWndMain,hWndChild;
hInst=hInstance;
if(!hPrevInstance)
{
 wc.style=CS_HREDRAW|CS_VREDRAW;
 wc.lpfnWndProc=(WNDPROC)MainWndProc;
 wc.cbClsExtra=0;
 wc.cbWndExtra=0;
 wc.hIcon=LoadIcon(hInstance,IDI_APPLICATION);
 wc.hCursor=LoadCursor(NULL,IDC_ARROW);
 wc.hInstance=hInstance;
 wc.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
 wc.lpszClassName=mainclass;
 wc.lpszMenuName=MAKEINTRESOURCE(IDR_MENU1);
 RegisterClass(&wc);
 wc.style=CS_HREDRAW|CS_VREDRAW;
 wc.lpfnWndProc=(WNDPROC)FirstChildProc;
 wc.cbClsExtra=0;
 wc.cbWndExtra=0;
 wc.hIcon=LoadIcon(hInstance,IDI_APPLICATION);
 wc.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
 wc.hCursor=LoadCursor(NULL,IDC_ARROW);
 wc.hInstance=hInstance;
 wc.lpszClassName=firstchild;
 wc.lpszMenuName=MAKEINTRESOURCE(IDR_MENU1);
 RegisterClass(&wc);
 wc.style=CS_HREDRAW|CS_VREDRAW;
 wc.lpfnWndProc=(WNDPROC)SecondChildProc;
 wc.cbClsExtra=0;
 wc.cbWndExtra=0;
 wc.hIcon=LoadIcon(hInstance,IDI_APPLICATION);
 wc.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);
 wc.hCursor=LoadCursor(NULL,IDC_ARROW);
 wc.hInstance=hInstance;
 wc.lpszClassName=secondchild;
 wc.lpszMenuName=MAKEINTRESOURCE(IDR_MENU1);
 RegisterClass(&wc);
}
hMenuInit=LoadMenu(hInst,MAKEINTRESOURCE(IDR_MENU1));
hMenuInitWindow=GetSubMenu(hMenuInit,0);
hMenuFirstWindow=GetSubMenu(hMenuInit,2);
hMenuSecondWindow=GetSubMenu(hMenuInit,1);
hWndMain=CreateWindow(mainclass,"Welcome",WS_OVERLAPPEDWINDOW|WS_SYSMENU,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,NULL,hInstance,NULL);
hWndChild=GetWindow(hWndMain,GW_CHILD);
ShowWindow(hWndMain,iCmdShow);
UpdateWindow(hWndMain);
while(GetMessage(&msg,NULL,0,0))
{
 TranslateMessage(&msg);
 DispatchMessage(&msg);
}
return msg.wParam;
}
LRESULT CALLBACK MainWndProc(HWND hwnd,UINT wMessage,WPARAM wParam,LPARAM lParam)
{
static HWND hwndClient;
CLIENTCREATESTRUCT clientcreate;
static HWND hwndChild1,hwndChild2,hChild;
MDICREATESTRUCT mdicreate;
switch(wMessage)
{
case WM_CREATE:
 clientcreate.hWindowMenu=hMenuInitWindow;
 hwndClient=CreateWindow("MDICLIENT",NULL,WS_CHILD|WS_CLIPCHILDREN|WS_VISIBLE,0,0,0,0,hwnd,(HMENU)1,hInst,(LPSTR)&clientcreate);
 return 0;
case WM_COMMAND:
 switch(LOWORD(wParam))
 {
 case ID_FIRST:
   mdicreate.szClass=firstchild;
   mdicreate.szTitle="first";
   mdicreate.x=CW_USEDEFAULT;
   mdicreate.y=CW_USEDEFAULT;
   mdicreate.cx=CW_USEDEFAULT;
   mdicreate.cy=CW_USEDEFAULT;
   mdicreate.style=0;
   mdicreate.lParam=0;
   hwndChild1=CreateMDIWindow(firstchild,"first",0,CW_USEDEFAULT,0,CW_USEDEFAULT,0,CW_USEDEFAULT,0,hwndClient,hInst,0);
 break;
 case ID_SECOND:
  mdicreate.szClass=secondchild;
   mdicreate.szTitle="second";
   mdicreate.x=CW_USEDEFAULT;
   mdicreate.y=CW_USEDEFAULT;
   mdicreate.cx=CW_USEDEFAULT;
   mdicreate.cy=CW_USEDEFAULT;
   mdicreate.style=0;
   mdicreate.lParam=0;
   hwndChild2=CreateMDIWindow(secondchild,"second",0,CW_USEDEFAULT,0,CW_USEDEFAULT,0,CW_USEDEFAULT,0,hwndClient,hInst,0);
 break;
 case IDM_CLOSE:
  if(SendMessage(hwndChild1,WM_QUERYENDSESSION,0,0))
   SendMessage(hwndClient,WM_MDIDESTROY,(WPARAM)hwndChild1,0);
  hChild=GetWindow(hwndClient,GW_CHILD);
  DestroyWindow(hChild);
  return 0;
  break;
 case IDM_EXIT:
  PostQuitMessage(0);
  break;
 case IDM_CASCADE:
  SendMessage(hwndClient,WM_MDICASCADE,0,0);
  break;
 
 case WM_DESTROY:
  PostQuitMessage(0);
  break;
 default:
  hwndChild1=(HWND)SendMessage(hwndClient,WM_MDIGETACTIVE,0,0);
  if(IsWindow(hwndChild1))
   SendMessage(hwndChild1,WM_COMMAND,wParam,lParam);
  break;
 }
 break;
 case WM_QUERYENDSESSION:
 case WM_MDIDESTROY:
  hChild=GetWindow(hwndClient,GW_CHILD);
  DestroyWindow(hChild);
  return 0;
  break;
}
return DefFrameProc(hwnd,hwndClient,wMessage,wParam,lParam);
}
LRESULT CALLBACK FirstChildProc(HWND hWnd,UINT wMessage,WPARAM wParam,LPARAM lParam)
{
switch(wMessage)
{
case WM_CREATE:
 MessageBox(hWnd,"First","1st",0);
 return DefMDIChildProc(hWnd,wMessage,wParam,lParam);
}
return DefMDIChildProc(hWnd,wMessage,wParam,lParam);
}
LRESULT CALLBACK SecondChildProc(HWND hWnd,UINT wMessage,WPARAM wParam,LPARAM lParam)
{
switch(wMessage)
{
case WM_CREATE:
 MessageBox(hWnd,"Second","2nd",0);
 return DefMDIChildProc(hWnd,wMessage,wParam,lParam);
}
return DefMDIChildProc(hWnd,wMessage,wParam,lParam);
}