129 lines
2.4 KiB
C
129 lines
2.4 KiB
C
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/*
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* Month calendar control
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*
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* Copyright 1998 Eric Kohl
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*
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* NOTES
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* This is just a dummy control. An author is needed! Any volunteers?
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* I will only improve this control once in a while.
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* Eric <ekohl@abo.rhein-zeitung.de>
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*
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* TODO:
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* - All messages.
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* - All notifications.
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*
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*/
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#include "windows.h"
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#include "commctrl.h"
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#include "monthcal.h"
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#include "win.h"
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#include "debug.h"
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#define MONTHCAL_GetInfoPtr(wndPtr) ((MONTHCAL_INFO *)wndPtr->wExtra[0])
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static LRESULT
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MONTHCAL_Create (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
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{
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MONTHCAL_INFO *infoPtr;
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/* allocate memory for info structure */
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infoPtr = (MONTHCAL_INFO *)COMCTL32_Alloc (sizeof(MONTHCAL_INFO));
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wndPtr->wExtra[0] = (DWORD)infoPtr;
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if (infoPtr == NULL) {
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ERR (monthcal, "could not allocate info memory!\n");
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return 0;
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}
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if ((MONTHCAL_INFO*)wndPtr->wExtra[0] != infoPtr) {
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ERR (monthcal, "pointer assignment error!\n");
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return 0;
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}
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/* initialize info structure */
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return 0;
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}
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static LRESULT
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MONTHCAL_Destroy (WND *wndPtr, WPARAM32 wParam, LPARAM lParam)
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{
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MONTHCAL_INFO *infoPtr = MONTHCAL_GetInfoPtr(wndPtr);
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/* free ipaddress info data */
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COMCTL32_Free (infoPtr);
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return 0;
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}
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LRESULT WINAPI
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MONTHCAL_WindowProc (HWND32 hwnd, UINT32 uMsg, WPARAM32 wParam, LPARAM lParam)
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{
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WND *wndPtr = WIN_FindWndPtr(hwnd);
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switch (uMsg)
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{
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case WM_CREATE:
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return MONTHCAL_Create (wndPtr, wParam, lParam);
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case WM_DESTROY:
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return MONTHCAL_Destroy (wndPtr, wParam, lParam);
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default:
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if (uMsg >= WM_USER)
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ERR (monthcal, "unknown msg %04x wp=%08x lp=%08lx\n",
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uMsg, wParam, lParam);
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return DefWindowProc32A (hwnd, uMsg, wParam, lParam);
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}
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return 0;
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}
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VOID
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MONTHCAL_Register (VOID)
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{
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WNDCLASS32A wndClass;
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if (GlobalFindAtom32A (MONTHCAL_CLASS32A)) return;
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ZeroMemory (&wndClass, sizeof(WNDCLASS32A));
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wndClass.style = CS_GLOBALCLASS;
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wndClass.lpfnWndProc = (WNDPROC32)MONTHCAL_WindowProc;
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wndClass.cbClsExtra = 0;
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wndClass.cbWndExtra = sizeof(MONTHCAL_INFO *);
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wndClass.hCursor = LoadCursor32A (0, IDC_ARROW32A);
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wndClass.hbrBackground = (HBRUSH32)(COLOR_WINDOW + 1);
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wndClass.lpszClassName = MONTHCAL_CLASS32A;
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RegisterClass32A (&wndClass);
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}
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VOID
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MONTHCAL_Unregister (VOID)
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{
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if (GlobalFindAtom32A (MONTHCAL_CLASS32A))
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UnregisterClass32A (MONTHCAL_CLASS32A, (HINSTANCE32)NULL);
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}
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