101 lines
3.2 KiB
C
101 lines
3.2 KiB
C
/*
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*********************************************************************************************************
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* uC/GUI
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* Universal graphic software for embedded applications
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*
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* (c) Copyright 2002, Micrium Inc., Weston, FL
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* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
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*
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* µC/GUI is protected by international copyright laws. Knowledge of the
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* source code may not be used to write a similar product. This file may
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* only be used in accordance with a license and should not be redistributed
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* in any way. We appreciate your understanding and fairness.
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*
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----------------------------------------------------------------------
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File : LISTVIEW_DeleteRow.c
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Purpose : Implementation of LISTVIEW_DeleteRow
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---------------------------END-OF-HEADER------------------------------
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*/
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#include "LISTVIEW_Private.h"
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#if GUI_WINSUPPORT
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/*********************************************************************
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*
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* Static routines
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* _InvalidateRowAndBelow
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*/
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static void _InvalidateRowAndBelow(LISTVIEW_Handle hObj, LISTVIEW_Obj* pObj, int Sel) {
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if (Sel >= 0) {
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GUI_RECT Rect;
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int HeaderHeight, RowDistY;
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HeaderHeight = HEADER_GetHeight(pObj->hHeader);
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RowDistY = LISTVIEW__GetRowDistY(pObj);
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WM_GetInsideRectExScrollbar(hObj, &Rect);
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Rect.y0 += HeaderHeight + (Sel - pObj->ScrollStateV.v) * RowDistY;
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WM_InvalidateRect(hObj, &Rect);
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}
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}
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/*********************************************************************
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*
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* Public routines
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*
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**********************************************************************
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*/
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/*********************************************************************
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*
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* LISTVIEW_DeleteRow
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*/
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void LISTVIEW_DeleteRow(LISTVIEW_Handle hObj, unsigned Index) {
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if (hObj) {
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LISTVIEW_Obj* pObj;
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unsigned NumRows;
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WM_LOCK();
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pObj = LISTVIEW_H2P(hObj);
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NumRows = GUI_ARRAY_GetNumItems(&pObj->RowArray);
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if (Index < NumRows) {
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unsigned NumColumns, i;
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GUI_ARRAY* pRow;
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pRow = (GUI_ARRAY*)GUI_ARRAY_GetpItem(&pObj->RowArray, Index);
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/* Delete attached info items */
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NumColumns = GUI_ARRAY_GetNumItems(pRow);
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for (i = 0; i < NumColumns; i++) {
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LISTVIEW_ITEM * pItem;
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pItem = (LISTVIEW_ITEM *)GUI_ARRAY_GetpItem(pRow, i);
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if (pItem->hItemInfo) {
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GUI_ALLOC_Free(pItem->hItemInfo);
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}
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}
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/* Delete row */
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GUI_ARRAY_Delete(pRow);
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GUI_ARRAY_DeleteItem(&pObj->RowArray, Index);
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/* Adjust properties */
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if (pObj->Sel == (signed int)Index) {
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pObj->Sel = -1;
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}
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if (pObj->Sel > (signed int)Index) {
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pObj->Sel--;
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}
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if (LISTVIEW__UpdateScrollParas(hObj, pObj)) {
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LISTVIEW__InvalidateInsideArea(hObj, pObj);
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} else {
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_InvalidateRowAndBelow(hObj, pObj, Index);
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}
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}
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WM_UNLOCK();
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}
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}
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#else /* Avoid problems with empty object modules */
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void LISTVIEW_DeleteRow_C(void);
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void LISTVIEW_DeleteRow_C(void) {}
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#endif
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