static int winValMsgProc(Ihandle* ih, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result)
{
(void)lp;
switch (msg)
{
case WM_SETFOCUS:
{
if (!iupAttribGetBoolean(ih, "CANFOCUS"))
{
HWND previous = (HWND)wp;
if (previous && previous != ih->handle)
{
SetFocus(previous);
*result = 0;
return 1;
}
}
break;
}
case WM_ERASEBKGND:
{
RECT rect;
HDC hDC = (HDC)wp;
GetClientRect(ih->handle, &rect);
iupwinDrawParentBackground(ih, hDC, &rect);
/* return non zero value */
*result = 1;
return 1;
}
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
{
if (iupwinBaseMsgProc(ih, msg, wp, lp, result)==1)
return 1;
if (GetKeyState(VK_CONTROL) & 0x8000) /* handle Ctrl+Arrows */
{
if (wp == VK_UP || wp == VK_LEFT)
{
winValIncPageValue(ih, -1);
*result = 0;
return 1;
}
if (wp == VK_RIGHT || wp == VK_DOWN)
{
winValIncPageValue(ih, 1);
*result = 0;
return 1;
}
}
return 0;
}
}
return iupwinBaseMsgProc(ih, msg, wp, lp, result);
}
static int winValProc(Ihandle* ih, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result)
{
(void)lp;
switch (msg)
{
case WM_ERASEBKGND:
{
RECT rect;
HDC hDC = (HDC)wp;
GetClientRect(ih->handle, &rect);
iupwinDrawParentBackground(ih, hDC, &rect);
/* return non zero value */
*result = 1;
return 1;
}
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
{
if (iupwinBaseProc(ih, msg, wp, lp, result)==1)
return 1;
if (GetKeyState(VK_CONTROL) & 0x8000) /* handle Ctrl+Arrows */
{
if (wp == VK_UP || wp == VK_LEFT)
{
winValIncPageValue(ih, -1);
*result = 0;
return 1;
}
if (wp == VK_RIGHT || wp == VK_DOWN)
{
winValIncPageValue(ih, 1);
*result = 0;
return 1;
}
}
return 0;
}
}
return iupwinBaseProc(ih, msg, wp, lp, result);
}
