//*****************************************************************************
//*
//* ListSetItem
//*
//*****************************************************************************
// Changes an item in a Tree-List-Control which is used as List-Control
// iRow : Is the row of the item
// nCol : Is the column of the item
// pText : Is the text for the item
// nImage : Is the number for the icon (use TV_NOIMAGE for no icon)
// nState : Is the state of the image
// TVIS_BOLD = text is bolded
// TVIS_UNTERLINE = text is underlined
// TVIS_SELECTED = sItem is selected
// TVIS_OVERLAYMASK = overlay bits for image
// TVIS_STATEIMAGEMASK = image for state icons (only for column 0)
// iMask : Is the mask of bits which are used in the nState parameter
// TVIS_BOLD = text is bolded
// TVIS_UNTERLINE = text is underlined
// TVIS_SELECTED = sItem is selected
// TVIS_OVERLAYMASK = overlay bits for image
// TVIS_STATEIMAGEMASK = image for state icons (only for column 0)
// Returns TRUE if ok or FALSE if an error occurs
BOOL CTreeListCtrl::ListSetItem(int iRow, int nCol, LPCTSTR pText, int nImage, int nState, int iMask) {
TV_ITEM sData;
ASSERT(::IsWindow(m_hWnd));
sData.mask = TVIF_HANDLE | TVIF_SUBITEM;
sData.hItem = GetItemOfRow(iRow);
sData.cChildren = nCol;
if(!sData.hItem)
return FALSE;
if(pText) {
sData.mask |= TVIF_TEXT;
sData.pszText = (LPTSTR)pText;
sData.cchTextMax = 256;
}
if(nImage >= 0) {
sData.mask |= TVIF_SELECTEDIMAGE | TVIF_IMAGE ;
sData.iImage = nImage;
sData.iSelectedImage = nImage;
}
if(nState >= 0) {
sData.mask |= TVIF_STATE;
sData.state = nState;
sData.stateMask = iMask & (TVIS_BOLD | TVIS_UNTERLINE | TVIS_SELECTED);
}
return SetItem(&sData);
}
//*****************************************************************************
//*
//* ListDeleteItem
//*
//*****************************************************************************
// Deletes an item in a Tree-List-Control which is used as List-Control
// iRow : Is the row of the item
// Returns TRUE if the item was deleted or FALSE if an error occurs
BOOL CTreeListCtrl::ListDeleteItem(int iRow) {
ASSERT(::IsWindow(m_hWnd));
return DeleteItem(GetItemOfRow(iRow));
}
//*****************************************************************************
//*
//* ListInsertItem
//*
//*****************************************************************************
// Inserts an item in a Tree-List-Control which is used as List-Control
// iRow : Is the row of the item
// pText : Is the text for the item
// nImage : Is the number for the icon (use TV_NOIMAGE for no icon)
// nState : Is the state of the image
// TVIS_BOLD = text is bolded
// TVIS_UNTERLINE = text is underlined
// TVIS_SELECTED = sItem is selected
// TVIS_OVERLAYMASK = overlay bits for image
// TVIS_STATEIMAGEMASK = image for state icons
// iMask : Is the mask of bits which are used in the nState parameter
// TVIS_BOLD = text is bolded
// TVIS_UNTERLINE = text is underlined
// TVIS_SELECTED = sItem is selected
// TVIS_OVERLAYMASK = overlay bits for image
// TVIS_STATEIMAGEMASK = image for state icons
// Returns the insert position of the item or -1 if an error occurs
int CTreeListCtrl::ListInsertItem(int iRow,LPCTSTR pText,int nImage,int nState,int iMask)
{
HTREEITEM hItem;
TVINSERTSTRUCT sData;
ASSERT(::IsWindow(m_hWnd));
sData.item.mask = 0;
if(pText)
{
sData.item.mask |= TVIF_TEXT;
sData.item.pszText = (LPTSTR)pText;
sData.item.cchTextMax = 256;
}
if(nImage>=0)
{
sData.item.mask |= TVIF_SELECTEDIMAGE|TVIF_IMAGE ;
sData.item.iImage = nImage;
sData.item.iSelectedImage = nImage;
}
if(nState>=0)
{
sData.item.mask |= TVIF_STATE;
sData.item.state = nState;
sData.item.stateMask = iMask&(TVIS_BOLD|TVIS_UNTERLINE|TVIS_SELECTED|TVIS_OVERLAYMASK|TVIS_STATEIMAGEMASK);
}
hItem = GetItemOfRow(iRow);
if(!hItem)
{
sData.hInsertAfter = TVI_LAST;
sData.hParent = TVI_ROOT;
}
else{
sData.hParent = hItem;
sData.hInsertAfter = TVI_BEFORE;
}
hItem = InsertItem(&sData);
return GetRowOfItem(hItem);
}
//*****************************************************************************
//*
//* ListGetColor
//*
//*****************************************************************************
// Gets the colors of an item in a Tree-List-Control which is used as List-Control
// iRow : Is the row of the item
// nCol : Is the column of the item
// uBkColor : Is the new background color (TV_NOCOLOR for the default color)
// uTextColor : Is the new background color (TV_NOCOLOR for the default color)
// Returns TRUE if ok or FALSE if an error occurs
BOOL CTreeListCtrl::ListGetColor(int iRow, int nCol, COLORREF &uBkColor, COLORREF &uTextColor) {
HTREEITEM hItem;
hItem = GetItemOfRow(iRow);
if(!hItem) {
uBkColor = TV_NOCOLOR;
uTextColor = TV_NOCOLOR;
return FALSE;
}
uBkColor = GetItemBkColor(hItem, nCol);
uTextColor = GetItemTextColor(hItem, nCol);
return TRUE;
}
//*****************************************************************************
//*
//* ListSetColor
//*
//*****************************************************************************
// Changes the colors of an item in a Tree-List-Control which is used as List-Control
// iRow : Is the row of the item
// nCol : Is the column of the item
// uBkColor : Is the new background color (use TV_NOCOLOR for the default color)
// uTextColor : Is the new text color (use TV_NOCOLOR for the default color)
// Returns TRUE if ok or FALSE if an error occurs
BOOL CTreeListCtrl::ListSetColor(int iRow,int nCol,COLORREF uBkColor,COLORREF uTextColor)
{
HTREEITEM hItem;
ASSERT(::IsWindow(m_hWnd));
hItem = GetItemOfRow(iRow);
if(!hItem)return FALSE;
SetItemBkColor (hItem,nCol,uBkColor);
SetItemTextColor(hItem,nCol,uTextColor);
return TRUE;
}
//*****************************************************************************
//*
//* ListGetItemText
//*
//*****************************************************************************
// Gets the text of an item and stores it in an buffer
// iRow : Row index of the item whose text is to be retrieved.
// pBuffer : Is the text buffer where the text will be saved
// iMax : Is the size of the text buffer in chars
// nCol : Is the column of the item
// Returns a pointer to the text or NULL if an error occurs
BOOL CTreeListCtrl::ListGetItemText(int iRow, LPTSTR pBuffer, int iMax, int nCol) {
TV_ITEM sItem;
HTREEITEM hItem;
ASSERT(::IsWindow(m_hWnd));
hItem = GetItemOfRow(iRow);
if(!hItem || iMax <= 0)
return FALSE;
pBuffer[0] = 0;
sItem.mask = TVIF_TEXT | TVIF_SUBITEM;
sItem.hItem = hItem;
sItem.pszText = pBuffer;
sItem.cchTextMax = iMax;
sItem.cChildren = nCol;
return GetItem(&sItem);
}
