C++ (Cpp) WM_SetScrollValue Examples

Example #1

File: LISTBOX.c Project: ChunHungLiu/ubuntu230os

/*********************************************************************
*
*       _AddKey
*
* Returns: 1 if Key has been consumed
*          0 else 
*/
static int _AddKey(LISTBOX_Handle hObj, int Key) {
  LISTBOX_Obj* pObj;
  pObj = LISTBOX_H2P(hObj);
  switch (Key) {
  case ' ':
    _ToggleMultiSel(hObj, pObj, pObj->Sel);
    return 1;               /* Key has been consumed */
  case GUI_KEY_RIGHT:
    if (WM_SetScrollValue(&pObj->ScrollStateH, pObj->ScrollStateH.v + pObj->Props.ScrollStepH)) {
      LISTBOX_UpdateScrollers(hObj);
      LISTBOX__InvalidateInsideArea(hObj);
    }
    return 1;               /* Key has been consumed */
  case GUI_KEY_LEFT:
    if (WM_SetScrollValue(&pObj->ScrollStateH, pObj->ScrollStateH.v - pObj->Props.ScrollStepH)) {
      LISTBOX_UpdateScrollers(hObj);
      LISTBOX__InvalidateInsideArea(hObj);
    }
    return 1;               /* Key has been consumed */
  case GUI_KEY_DOWN:
    LISTBOX_IncSel(hObj);
    return 1;               /* Key has been consumed */
  case GUI_KEY_UP:
    LISTBOX_DecSel(hObj);
    return 1;               /* Key has been consumed */
  default:
    if(_IsAlphaNum(Key)) {
      _SelectByKey(hObj, Key);
      return 1;               /* Key has been consumed */
    }
  }
  return 0;
}

Example #2

File: LISTVIEW.c Project: Jaly314/CH-K-Lib

/*********************************************************************
*
*       _AddKey
*
* Returns: 1 if Key has been consumed
*          0 else 
*/
static int _AddKey(LISTVIEW_Handle hObj, LISTVIEW_Obj* pObj, int Key) {
  switch (Key) {
  case GUI_KEY_DOWN:
    LISTVIEW__MoveSel(hObj, pObj, 1);
    return 1;               /* Key has been consumed */
  case GUI_KEY_PGDOWN:
    _OnPage(hObj, pObj, 1);
    return 1;               /* Key has been consumed */
  case GUI_KEY_UP:
    LISTVIEW__MoveSel(hObj, pObj, -1);
    return 1;               /* Key has been consumed */
  case GUI_KEY_PGUP:
    _OnPage(hObj, pObj, -1);
    return 1;               /* Key has been consumed */
  case GUI_KEY_HOME:
    LISTVIEW__SetSel(hObj, pObj, 0);
    return 1;               /* Key has been consumed */
  case GUI_KEY_END:
    LISTVIEW__SetSel(hObj, pObj, LISTVIEW__GetNumRows(pObj) - 1);
    return 1;               /* Key has been consumed */
  case GUI_KEY_RIGHT:
    if (WM_SetScrollValue(&pObj->ScrollStateH, pObj->ScrollStateH.v + pObj->Props.ScrollStepH)) {
      LISTVIEW__UpdateScrollPos(hObj, pObj);
      LISTVIEW__InvalidateInsideArea(hObj, pObj);
    }
    return 1;               /* Key has been consumed */
  case GUI_KEY_LEFT:
    if (WM_SetScrollValue(&pObj->ScrollStateH, pObj->ScrollStateH.v - pObj->Props.ScrollStepH)) {
      LISTVIEW__UpdateScrollPos(hObj, pObj);
      LISTVIEW__InvalidateInsideArea(hObj, pObj);
    }
    return 1;               /* Key has been consumed */
  }
  return 0;                 /* Key has NOT been consumed */
}