Example #1
0
/*********************************************************************
*
*       _LISTVIEW_Callback
*/
static void _LISTVIEW_Callback (WM_MESSAGE *pMsg) {
  LISTVIEW_Handle hObj;
  LISTVIEW_Obj* pObj;
  WM_SCROLL_STATE ScrollState;
  hObj = pMsg->hWin;
  /* Let widget handle the standard messages */
  if (WIDGET_HandleActive(hObj, pMsg) == 0) {
    return;
  }
  pObj = LISTVIEW_H2P(hObj);
  switch (pMsg->MsgId) {
  case WM_NOTIFY_CLIENTCHANGE:
  case WM_SIZE:
    LISTVIEW__UpdateScrollParas(hObj, pObj);
    return;
  case WM_NOTIFY_PARENT:
    switch (pMsg->Data.v) {
    case WM_NOTIFICATION_CHILD_DELETED:
      /* make sure we do not send any messages to the header child once it has been deleted */
      if (pMsg->hWinSrc == pObj->hHeader) {
        pObj->hHeader = 0;
      }
      break;
    case WM_NOTIFICATION_VALUE_CHANGED:
      if (pMsg->hWinSrc == WM_GetScrollbarV(hObj)) {
        WM_GetScrollState(pMsg->hWinSrc, &ScrollState);
        pObj->ScrollStateV.v = ScrollState.v;
        LISTVIEW__InvalidateInsideArea(hObj, pObj);
        _NotifyOwner(hObj, WM_NOTIFICATION_SCROLL_CHANGED);
      } else if (pMsg->hWinSrc == WM_GetScrollbarH(hObj)) {
        WM_GetScrollState(pMsg->hWinSrc, &ScrollState);
        pObj->ScrollStateH.v = ScrollState.v;
        LISTVIEW__UpdateScrollParas(hObj, pObj);
        HEADER_SetScrollPos(pObj->hHeader, pObj->ScrollStateH.v);
        _NotifyOwner(hObj, WM_NOTIFICATION_SCROLL_CHANGED);
      }
      break;
    case WM_NOTIFICATION_SCROLLBAR_ADDED:
      LISTVIEW__UpdateScrollParas(hObj, pObj);
      break;
    }
    return;
  case WM_PAINT:
    _Paint(hObj, pObj, pMsg);
    return;
  case WM_TOUCH:
    _OnTouch(hObj, pObj, pMsg);
    return;        /* Important: message handled ! */
  case WM_KEY:
    if (((const WM_KEY_INFO*)(pMsg->Data.p))->PressedCnt > 0) {
      int Key;
      Key = ((const WM_KEY_INFO*)(pMsg->Data.p))->Key;
      if (_AddKey(hObj, Key)) {
        return;
      }
    }
    break;  /* No return here ... WM_DefaultProc needs to be called */
  case WM_DELETE:
    _FreeAttached(pObj);
    break;  /* No return here ... WM_DefaultProc needs to be called */
  }
  WM_DefaultProc(pMsg);
}
Example #2
0
/*********************************************************************
*
*       LISTVIEW_Callback
*/
void LISTVIEW_Callback (WM_MESSAGE *pMsg) {
  LISTVIEW_Handle hObj;
  LISTVIEW_Obj* pObj;
  WM_SCROLL_STATE ScrollState;
  hObj = pMsg->hWin;
  /* Let widget handle the standard messages */
  if (WIDGET_HandleActive(hObj, pMsg) == 0) {
    return;
  }
  pObj = (LISTVIEW_Obj *)GUI_ALLOC_h2p(hObj); /* Don't use use WIDGET_H2P because WIDGET_INIT_ID() has not be called at this point */
  switch (pMsg->MsgId) {
  case WM_NOTIFY_CLIENTCHANGE:
  case WM_SIZE:
    if (pMsg->hWinSrc && (pMsg->hWinSrc == pObj->hHeader)) {
      LISTVIEW__UpdateScrollParas(hObj, pObj);
    }
    return;
  case WM_NOTIFY_PARENT:
    switch (pMsg->Data.v) {
    case WM_NOTIFICATION_CHILD_DELETED:
      /* make sure we do not send any messages to the header child once it has been deleted */
      if (pMsg->hWinSrc == pObj->hHeader) {
        pObj->hHeader = 0;
      }
      break;
    case WM_NOTIFICATION_VALUE_CHANGED:
      if (pMsg->hWinSrc == WM_GetScrollbarV(hObj)) {
        WM_GetScrollState(pMsg->hWinSrc, &ScrollState);
        pObj->ScrollStateV.v = ScrollState.v;
        LISTVIEW__InvalidateInsideArea(hObj, pObj);
        _NotifyOwner(hObj, WM_NOTIFICATION_SCROLL_CHANGED);
      } else if (pMsg->hWinSrc == WM_GetScrollbarH(hObj)) {
        WM_GetScrollState(pMsg->hWinSrc, &ScrollState);
        pObj->ScrollStateH.v = ScrollState.v;
        LISTVIEW__UpdateScrollParas(hObj, pObj);
        HEADER_SetScrollPos(pObj->hHeader, pObj->ScrollStateH.v);
        _NotifyOwner(hObj, WM_NOTIFICATION_SCROLL_CHANGED);
      }
      break;
    case WM_NOTIFICATION_SCROLLBAR_ADDED:
      #if WIDGET_USE_PARENT_EFFECT
        WIDGET_SetEffect(pMsg->hWinSrc, pObj->Widget.pEffect);
      #endif
      LISTVIEW__UpdateScrollParas(hObj, pObj);
      break;
    case WM_NOTIFICATION_RELEASED:
      if ((pMsg->hWinSrc == pObj->hHeader) && (pObj->hSort)) {
        int Column;
        LISTVIEW_SORT * pSort;
        LISTVIEW_COLUMN * pColumn;
        WM_SetFocus(hObj);
        Column = HEADER_GetSel(pObj->hHeader);
        if (Column >= 0) {
          pColumn = (LISTVIEW_COLUMN *)GUI_ARRAY_GetpItem(&pObj->ColumnArray, Column);
          if (pColumn->fpCompare) {
            pSort = (LISTVIEW_SORT *)GUI_ALLOC_h2p(pObj->hSort);
            if (pSort) {
              // ReverseSort
              if (pObj->SortIndex == Column) {
                pSort->Reverse   ^= 1;
                pObj->ReverseSort = 1;
                pObj->IsSorted    = 0;
              } else {
                pSort->Reverse    = 0;
                pObj->SortIndex   = Column;
                pObj->IsPresorted = 0;
              }
              /*
              if (pObj->SortIndex == Column) {
                pSort->Reverse ^= 1;
              } else {
                pSort->Reverse = 0;
                pObj->SortIndex = Column;
              }
              pObj->IsPresorted = 0;
              */
              LISTVIEW__InvalidateInsideArea(hObj, pObj);
            }
          }
        }
      }
      break;
    }
    return;
  case WM_PAINT:
    _Paint(hObj, pObj, pMsg);
    return;
  case WM_TOUCH:
    _OnTouch(hObj, pObj, pMsg);
    return;        /* Important: message handled ! */
  case WM_KEY:
    if (((const WM_KEY_INFO*)(pMsg->Data.p))->PressedCnt > 0) {
      int Key;
      Key = ((const WM_KEY_INFO*)(pMsg->Data.p))->Key;
      if (_AddKey(hObj, pObj, Key)) {
        return;
      }
    }
    break;  /* No return here ... WM_DefaultProc needs to be called */
  case WM_DELETE:
    _FreeAttached(pObj);
    break;  /* No return here ... WM_DefaultProc needs to be called */
  }
  WM_DefaultProc(pMsg);
}