Answer Posted / nandu

// 2709test1.cpp : Defines the entry point for the application.
//

#include "stdafx.h"
#include "2709test1.h"
#include <windows.h>
#define ID_EDIT 1
LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK EditProc (HWND, UINT, WPARAM, LPARAM);
TCHAR szAppName[] = TEXT ("PopPad1") ;
WNDPROC OldEdit ;
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE
hPrevInstance, LPSTR szCmdLine, int iCmdShow)
{
HWND hwnd ;
MSG msg ;
WNDCLASS wndclass ;
wndclass.style = CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc = WndProc ;
wndclass.cbClsExtra = 0 ;
wndclass.cbWndExtra = 0 ;
wndclass.hInstance = hInstance ;
wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ;
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ;
wndclass.hbrBackground = (HBRUSH) GetStockObject
(WHITE_BRUSH) ;
wndclass.lpszMenuName = NULL ;
wndclass.lpszClassName = szAppName ;
if (!RegisterClass (&wndclass))
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}
hwnd = CreateWindow (szAppName, szAppName,
WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
NULL, NULL, hInstance, NULL) ;
ShowWindow (hwnd, iCmdShow) ;
UpdateWindow (hwnd) ;
while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
return msg.wParam ;
}
LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM
wParam, LPARAM lParam)
{
static HWND hwndEdit ;
switch (message)
{
case WM_CREATE :
hwndEdit = CreateWindow (TEXT ("edit"), NULL,
WS_CHILD | WS_VISIBLE | //WS_HSCROLL | WS_VSCROLL |
WS_BORDER | ES_LEFT |
ES_MULTILINE |
ES_AUTOHSCROLL | ES_AUTOVSCROLL,
0, 0, 0, 0, hwnd, (HMENU) ID_EDIT,
((LPCREATESTRUCT) lParam) -> hInstance, NULL) ;
OldEdit = (WNDPROC) SetWindowLong (hwndEdit, GWL_WNDPROC,
(LPARAM) EditProc);
return 0 ;
case WM_SETFOCUS :
SetFocus (hwndEdit) ;
return 0 ;
case WM_SIZE :
MoveWindow (hwndEdit, 100,100, 100, 20, TRUE) ;
return 0 ;
case WM_COMMAND :
if (LOWORD (wParam) == ID_EDIT)
if (HIWORD (wParam) == EN_ERRSPACE ||
HIWORD (wParam) == EN_MAXTEXT)
MessageBox (hwnd, TEXT ("Edit control out of
space."),szAppName, MB_OK) ;
return 0 ;
case WM_DESTROY :
PostQuitMessage (0) ;
return 0 ;

}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}
LRESULT CALLBACK EditProc (HWND hwnd, UINT message, WPARAM
wParam, LPARAM lParam)
{
TCHAR ARR[100];
TCHAR buff[1024];


if (message == WM_KEYDOWN && wParam == VK_RETURN)
{

GetWindowText( hwnd, buff, 1024);



MessageBox( hwnd, buff, L"TEST", MB_OK);
}

return CallWindowProc (OldEdit, hwnd, message, wParam,
lParam) ;
}

what is the stack size in win 32 program

1102

What is GDI object?

842

explain WM_PAINT message ?????

2940

What is preemption and context switching?

824

What Message to limit the size of window?

825

What is Function entry for DLL in win3.1?

853

to take three string inputs in a two dimensional array of 3 rows and 15 columns and write a function that prints them.

2363

What is System call executable binary file into a process?

858

What is an Hash Mapping in java?

2767