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OS/2 Shareware BBS: 10 Tools
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ZDTFUNCS
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SAMPLE
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ZZZLOGO.C
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1993-09-01
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/*
** /----------------------------------------------------------------------\
** | IBM Z Family Reusable Libraries/2 (5641-504) |
** |----------------------------------------------------------------------|
** | (C) Copyright International Business Machines Corporation 1993, 1994 |
** |----------------------------------------------------------------------|
** | DISCLAIMER OF WARRANTIES |
** | ------------------------ |
** | The following code is sample code created by IBM Corporation. |
** | Such a code is provided to you solely for the purpose of assisting |
** | you in the development of your applications. The code is provided |
** | "AS IS", without warranty of any kind. IBM shall not be liable for |
** | any damages arising out of your use of the following code, even if |
** | they have been advised of the possibility of such damages. | *
** \----------------------------------------------------------------------/
**
** Module : ZZZLOGO.C
** Author : Dario de Judicibus (DEJUDICI at ROMEPPC)
** Created : 30 Aug 1993
** Updated : 30 Aug 1993
** Version : 1.00
** Content : Logo Data Dialog Procedure
**
*/
#define INCL_PM
#define INCL_DOSPROCESS
#include <os2.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <zzzlogo.h>
/*------------------------------------------------------------------------*/
MRESULT EXPENTRY zzzLogoDlgProc
(
HWND hwnd ,
ULONG msg ,
MPARAM mp1 ,
MPARAM mp2
)
{
switch (msg)
{
case WM_INITDLG :
{
zzzPLOGODATA pLogoData = (zzzPLOGODATA)mp2 ;
WinSetDlgItemText ( hwnd, ZZZLOGOLIBTX2, pLogoData->Library ) ;
WinSetDlgItemText ( hwnd, ZZZLOGOVERTX2, pLogoData->Version ) ;
WinSetDlgItemText ( hwnd, ZZZLOGOAUTTX2, pLogoData->Author ) ;
WinSetDlgItemText ( hwnd, ZZZLOGOCPYTXT, pLogoData->Copyright ) ;
(VOID)zzzCenterDialog (hwnd, HWND_DESKTOP) ;
}
break ;
case WM_COMMAND:
{
switch (SHORT1FROMMP(mp1))
{
case DID_OK:
{
WinDismissDlg(hwnd, TRUE) ;
WinDestroyWindow(hwnd) ;
return ((MRESULT)FALSE) ;
}
}
}
break ;
case WM_CLOSE:
{
return (WinDefDlgProc (hwnd, msg, mp1, mp2)) ;
}
case WM_DESTROY:
{
return (WinDefDlgProc (hwnd, msg, mp1, mp2)) ;
}
default:
{
return (WinDefDlgProc (hwnd, msg, mp1, mp2)) ;
}
}
return ((MRESULT)FALSE) ;
}
/*------------------------------------------------------------------------*/
/*
** Function : zzzCenterDialog
** Author : Dario de Judicibus (DEJUDICI at ROMEPPC)
** Created : 09 Aug 1993
** Updated : 09 Aug 1993
** Version : 1.00
** Content : Centers a dialog box on the client area of the caller
**
*/
LONG EXPENTRY zzzCenterDialog
(
HWND hWnd , // Handle of the window to be centered
HWND hWndCenter // Handle of the window to center on
)
{
LONG X, Y ; // Destination points
SWP DlgSwp, CenterSwp ; // Set window position structures
LONG lScreenWidth, lScreenHeight ; // Dimensions of the DESKTOP
/*
** Query width and depth of dialog box
*/
WinQueryWindowPos (hWnd, (PSWP) &DlgSwp) ;
/*
** Query width and depth of caller
*/
WinQueryWindowPos (hWndCenter, (PSWP) &CenterSwp) ;
/*
** Determine the difference in center points from owner to child
*/
X = (CenterSwp.x + (CenterSwp.cx / 2)) - (DlgSwp.x + (DlgSwp.cx / 2)) ;
Y = (CenterSwp.y + (CenterSwp.cy / 2)) - (DlgSwp.y + (DlgSwp.cy / 2)) ;
/*
** Ajust x,y origin coordinates to new position of child
*/
X = DlgSwp.x + X ;
Y = DlgSwp.y + Y ;
/*
** If either x,y origin point is less than zero, then set that point to
** zero so that the entire dialog box will be positioned on the desktop.
** First check the bottom and left sides.
*/
X = (X < 0) ? 0 : X ;
Y = (Y < 0) ? 0 : Y ;
/*
** Query dimensions of the DESKTOP screen.
*/
lScreenWidth = WinQuerySysValue (HWND_DESKTOP, SV_CXSCREEN) ;
lScreenHeight = WinQuerySysValue (HWND_DESKTOP, SV_CYSCREEN) ;
/*
** Second check the top and right sides against the desktop
** screen width and height.
*/
if ((X + DlgSwp.cx) > lScreenWidth ) X = lScreenWidth - DlgSwp.cx ;
if ((Y + DlgSwp.cy) > lScreenHeight) Y = lScreenHeight - DlgSwp.cy ;
/*
** Move the dialog box to the center
*/
return (WinSetWindowPos (hWnd, HWND_TOP, X, Y, 0, 0, SWP_MOVE)) ;
}
/*------------------------------------------------------------------------*/