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/***********************************************************
* K O U L E S *
*----------------------------------------------------------*
* C1995 JAHUSOFT *
* Jan Hubicka *
* Dukelskych Bojovniku 1944 *
* 390 03 Tabor *
* Czech Republic *
* Telefon: (048-I think) (0361) 32613 *
* eMail: hubicka@limax.paru.cas.cz *
*----------------------------------------------------------*
* Copyright(c)1996 by Thomas A. K. Kjaer *
* See README for license details. *
*----------------------------------------------------------*
* newbuttons.c New animated button-class for OS/2 Koules *
***********************************************************/
#define ID_TIMER 1
static HPOINTER hIcon[16];
static ULONG ulIconIdx = 0;
static ULONG ulIconMax = 2;
typedef struct
{
BOOL fHaveCapture ;
BOOL fHaveFocus ;
BOOL fInsideRect ;
BOOL fSpaceDown ;
}
NEWBTN ;
typedef NEWBTN *PNEWBTN ;
MRESULT EXPENTRY NewBtnWndProc (HWND, ULONG, MPARAM, MPARAM) ;
BOOL APIENTRY RegisterNewBtnClass (HAB hab)
{
return WinRegisterClass (hab, "NewBtn", NewBtnWndProc,
CS_SIZEREDRAW, sizeof (PNEWBTN)) ;
}
MRESULT EXPENTRY NewBtnWndProc (HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
{
BOOL fTestInsideRect ;
HPS hps ;
POINTL ptl ;
NEWBTN *pNewBtn ;
RECTL rcl ;
pNewBtn = WinQueryWindowPtr (hwnd, 0) ;
switch (msg)
{
case WM_CREATE:
pNewBtn = malloc (sizeof (NEWBTN)) ;
pNewBtn->fHaveCapture = FALSE ;
pNewBtn->fHaveFocus = FALSE ;
pNewBtn->fInsideRect = FALSE ;
pNewBtn->fSpaceDown = FALSE ;
WinSetWindowPtr(hwnd, 0, pNewBtn) ;
WinStartTimer(hab, hwnd, ID_TIMER, 333);
hps = WinBeginPaint(hwnd, NULLHANDLE, NULL);
hIcon[0] = WinLoadPointer(HWND_DESKTOP, 0, ID_KOULES);
hIcon[1] = WinLoadPointer(HWND_DESKTOP, 0, ID_KOULES2);
WinEndPaint(hps);
return 0 ;
case WM_SETWINDOWPARAMS:
return MRFROMSHORT (1) ;
case WM_QUERYWINDOWPARAMS:
return MRFROMSHORT (1) ;
case WM_BUTTON1DOWN:
WinSetFocus (HWND_DESKTOP, hwnd) ;
WinSetCapture (HWND_DESKTOP, hwnd) ;
pNewBtn->fHaveCapture = TRUE ;
pNewBtn->fInsideRect = TRUE ;
WinInvalidateRect (hwnd, NULL, FALSE) ;
return 0 ;
case WM_MOUSEMOVE:
if (!pNewBtn->fHaveCapture)
break ;
WinQueryWindowRect (hwnd, &rcl) ;
ptl.x = MOUSEMSG(&msg)->x ;
ptl.y = MOUSEMSG(&msg)->y ;
fTestInsideRect = WinPtInRect (WinQueryAnchorBlock (hwnd),
&rcl, &ptl) ;
hps = WinBeginPaint(hwnd, NULLHANDLE, NULL);
if (pNewBtn->fInsideRect != fTestInsideRect)
{
pNewBtn->fInsideRect = fTestInsideRect ;
WinInvalidateRect (hwnd, NULL, FALSE) ;
}
WinEndPaint(hps);
break ;
case WM_BUTTON1UP:
if (!pNewBtn->fHaveCapture)
break ;
WinSetCapture (HWND_DESKTOP, NULLHANDLE) ;
pNewBtn->fHaveCapture = FALSE ;
pNewBtn->fInsideRect = FALSE ;
WinQueryWindowRect (hwnd, &rcl) ;
ptl.x = MOUSEMSG(&msg)->x ;
ptl.y = MOUSEMSG(&msg)->y ;
if (WinPtInRect (WinQueryAnchorBlock (hwnd), &rcl, &ptl))
WinPostMsg (WinQueryWindow (hwnd, QW_OWNER),
WM_COMMAND,
MPFROMSHORT (WinQueryWindowUShort (hwnd, QWS_ID)),
MPFROM2SHORT (CMDSRC_OTHER, TRUE)) ;
WinInvalidateRect (hwnd, NULL, FALSE) ;
return 0 ;
case WM_ENABLE:
WinInvalidateRect (hwnd, NULL, FALSE) ;
return 0 ;
case WM_SETFOCUS:
pNewBtn->fHaveFocus = SHORT1FROMMP (mp2) ;
WinInvalidateRect (hwnd, NULL, FALSE) ;
return 0 ;
case WM_CHAR:
if (!(CHARMSG(&msg)->fs & KC_VIRTUALKEY) ||
CHARMSG(&msg)->vkey != VK_SPACE ||
CHARMSG(&msg)->fs & KC_PREVDOWN)
break ;
if (!(CHARMSG(&msg)->fs & KC_KEYUP))
pNewBtn->fSpaceDown = TRUE ;
else
{
pNewBtn->fSpaceDown = FALSE ;
WinPostMsg (WinQueryWindow (hwnd, QW_OWNER),
WM_COMMAND,
MPFROMSHORT (WinQueryWindowUShort (hwnd, QWS_ID)),
MPFROM2SHORT (CMDSRC_OTHER, FALSE)) ;
}
WinInvalidateRect (hwnd, NULL, FALSE) ;
return 0 ;
case WM_TIMER:
WinInvalidateRect (hwnd, NULL, FALSE);
if (++ulIconIdx == ulIconMax) ulIconIdx = 0;
return 0;
case WM_PAINT:
hps = WinBeginPaint(hwnd, NULLHANDLE, NULL);
if (pNewBtn->fInsideRect || pNewBtn->fSpaceDown)
/* WinDrawPointer(hps, 0, 0, hIcon[ulIconIdx], DP_INVERTED) */;
else
WinDrawPointer(hps, 0, 0, hIcon[ulIconIdx], DP_NORMAL);
WinEndPaint(hps);
return 0 ;
case WM_DESTROY:
free (pNewBtn);
WinDestroyPointer(hIcon[0]);
WinDestroyPointer(hIcon[1]);
WinStopTimer(hab, hwnd, ID_TIMER);
WinEndPaint(hps);
return 0;
}
return WinDefWindowProc (hwnd, msg, mp1, mp2) ;
}
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