Sweden-Number/dlls/comctl32/monthcal.c

128 lines
2.4 KiB
C

/*
* Month calendar control
*
* Copyright 1998 Eric Kohl
*
* NOTES
* This is just a dummy control. An author is needed! Any volunteers?
* I will only improve this control once in a while.
* Eric <ekohl@abo.rhein-zeitung.de>
*
* TODO:
* - All messages.
* - All notifications.
*
*/
#include "commctrl.h"
#include "monthcal.h"
#include "win.h"
#include "debug.h"
#define MONTHCAL_GetInfoPtr(wndPtr) ((MONTHCAL_INFO *)wndPtr->wExtra[0])
static LRESULT
MONTHCAL_Create (WND *wndPtr, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr;
/* allocate memory for info structure */
infoPtr = (MONTHCAL_INFO *)COMCTL32_Alloc (sizeof(MONTHCAL_INFO));
wndPtr->wExtra[0] = (DWORD)infoPtr;
if (infoPtr == NULL) {
ERR (monthcal, "could not allocate info memory!\n");
return 0;
}
if ((MONTHCAL_INFO*)wndPtr->wExtra[0] != infoPtr) {
ERR (monthcal, "pointer assignment error!\n");
return 0;
}
/* initialize info structure */
return 0;
}
static LRESULT
MONTHCAL_Destroy (WND *wndPtr, WPARAM wParam, LPARAM lParam)
{
MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(wndPtr);
/* free ipaddress info data */
COMCTL32_Free (infoPtr);
return 0;
}
LRESULT WINAPI
MONTHCAL_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
WND *wndPtr = WIN_FindWndPtr(hwnd);
switch (uMsg)
{
case WM_CREATE:
return MONTHCAL_Create (wndPtr, wParam, lParam);
case WM_DESTROY:
return MONTHCAL_Destroy (wndPtr, wParam, lParam);
default:
if (uMsg >= WM_USER)
ERR (monthcal, "unknown msg %04x wp=%08x lp=%08lx\n",
uMsg, wParam, lParam);
return DefWindowProcA (hwnd, uMsg, wParam, lParam);
}
return 0;
}
VOID
MONTHCAL_Register (VOID)
{
WNDCLASSA wndClass;
if (GlobalFindAtomA (MONTHCAL_CLASSA)) return;
ZeroMemory (&wndClass, sizeof(WNDCLASSA));
wndClass.style = CS_GLOBALCLASS;
wndClass.lpfnWndProc = (WNDPROC)MONTHCAL_WindowProc;
wndClass.cbClsExtra = 0;
wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
wndClass.hCursor = LoadCursorA (0, IDC_ARROWA);
wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
wndClass.lpszClassName = MONTHCAL_CLASSA;
RegisterClassA (&wndClass);
}
VOID
MONTHCAL_Unregister (VOID)
{
if (GlobalFindAtomA (MONTHCAL_CLASSA))
UnregisterClassA (MONTHCAL_CLASSA, (HINSTANCE)NULL);
}