NameSpecTbl.cpp

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// AspectSpecTbl.cpp : implementation file
//

#include "stdafx.h"
#include "inplaceedit.h"
#include "inplacelist.h"
#include "NameSpecTbl.h"
#include "NameSpecDlg.h"
extern NameSpecDlg * dlg;

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

#define OFFSET_FIRST    2
#define OFFSET_OTHER    6

// NameSpecTbl

NameSpecTbl::NameSpecTbl()
{
}

NameSpecTbl::~NameSpecTbl()
{
}


BEGIN_MESSAGE_MAP(NameSpecTbl, CListCtrl)
        //{{AFX_MSG_MAP(NameSpecTbl)
        ON_NOTIFY_REFLECT(LVN_ENDLABELEDIT, OnEndlabeledit)
        ON_WM_HSCROLL()
        ON_WM_VSCROLL()
        ON_WM_LBUTTONDOWN()
        ON_WM_CREATE()
        //}}AFX_MSG_MAP
END_MESSAGE_MAP()

// NameSpecTbl message handlers

BOOL NameSpecTbl::PreCreateWindow( CREATESTRUCT &cs)
{
        cs.style |= WS_TABSTOP|LVS_REPORT|LVS_SINGLESEL|LVS_NOSORTHEADER|LVS_OWNERDRAWFIXED;

        return CListCtrl::PreCreateWindow( cs);
}

void NameSpecTbl::OnEndlabeledit(NMHDR* pNMHDR, LRESULT* pResult) 
{
        LV_DISPINFO* pDispInfo = (LV_DISPINFO*)pNMHDR;
        // TODO: Add your control notification handler code here

        LV_ITEM *plvItem = &pDispInfo->item;

        if (plvItem->pszText != NULL)
        {
                SetItemText(plvItem->iItem, plvItem->iSubItem, plvItem->pszText);
        }

        *pResult = TRUE;
}





// HitTestEx    - Determine the row index and column index for a point
// Returns      - the row index or -1 if point is not over a row
// point        - point to be tested.
// col          - to hold the column index
int NameSpecTbl::HitTestEx(CPoint &point, int *col) const
{
        int colnum = 0;
        int row = HitTest( point, NULL );
        
        if( col ) *col = 0;

        // Make sure that the ListView is in LVS_REPORT
        if( (GetWindowLong(m_hWnd, GWL_STYLE) & LVS_TYPEMASK) != LVS_REPORT )
                return row;

        // Get the top and bottom row visible
        row = GetTopIndex();
        int bottom = row + GetCountPerPage();
        if( bottom > GetItemCount() )
                bottom = GetItemCount();
        
        // Get the number of columns
        CHeaderCtrl* pHeader = (CHeaderCtrl*)GetDlgItem(0);
        int nColumnCount = pHeader->GetItemCount();

        // Loop through the visible rows
        for( ;row <=bottom;row++)
        {
                // Get bounding rect of item and check whether point falls in it.
                CRect rect;
                GetItemRect( row, &rect, LVIR_BOUNDS );
                if( rect.PtInRect(point) )
                {
                        // Now find the column
                        for( colnum = 0; colnum < nColumnCount; colnum++ )
                        {
                                int colwidth = GetColumnWidth(colnum);
                                if( point.x >= rect.left 
                                        && point.x <= (rect.left + colwidth ) )
                                {
                                        if( col ) *col = colnum;
                                        return row;
                                }
                                rect.left += colwidth;
                        }
                }
        }
        return -1;
}


// ShowInPlaceList              - Creates an in-place drop down list for any 
//                              - cell in the list view control
// Returns                      - A temporary pointer to the combo-box control
// nItem                        - The row index of the cell
// nCol                         - The column index of the cell
// lstItems                     - A list of strings to populate the control with
// nSel                         - Index of the initial selection in the drop down list
CComboBox* NameSpecTbl::ShowInPlaceList( int nItem, int nCol, 
                                        CStringList &lstItems, int nSel )
{
        // The returned pointer should not be saved

        // Make sure that the item is visible
        if( !EnsureVisible( nItem, TRUE ) ) return NULL;

        // Make sure that nCol is valid 
        CHeaderCtrl* pHeader = (CHeaderCtrl*)GetDlgItem(0);
        int nColumnCount = pHeader->GetItemCount();
        if( nCol >= nColumnCount || GetColumnWidth(nCol) < 10 ) 
                return NULL;

        // Get the column offset
        int offset = 0;
        for( int i = 0; i < nCol; i++ )
                offset += GetColumnWidth( i );

        CRect rect;
        GetItemRect( nItem, &rect, LVIR_BOUNDS );

        // Now scroll if we need to expose the column
        CRect rcClient;
        GetClientRect( &rcClient );
        if( offset + rect.left < 0 || offset + rect.left > rcClient.right )
        {
                CSize size;
                size.cx = offset + rect.left;
                size.cy = 0;
                Scroll( size );
                rect.left -= size.cx;
        }

        rect.left += offset+ 1*OFFSET_FIRST;
        rect.right = rect.left + GetColumnWidth( nCol );
        int height = rect.bottom-rect.top;
        rect.bottom += (lstItems.GetCount()+1)*height;
        if( rect.right > rcClient.right) rect.right = rcClient.right;

        DWORD dwStyle = WS_BORDER|WS_CHILD|WS_VISIBLE
                                        |CBS_DROPDOWNLIST|CBS_DISABLENOSCROLL;
        if( rect.bottom > rcClient.bottom + 4*height) // by zolmol
        {
                rect.bottom = rcClient.bottom + 4*height;//close to the page's bottom
                dwStyle |= WS_VSCROLL; // enable scrollbar
        } // end zolmol

        CComboBox *pList = new CInPlaceList(nItem, nCol, &lstItems, nSel);
        pList->Create( dwStyle, rect, this, IDC_IPEDIT );
        pList->SetItemHeight( -1, height-1);
        pList->SetHorizontalExtent( GetColumnWidth( nCol ));
        pList->ShowDropDown();

        
        return pList;
}



// EditSubLabel         - Start edit of a sub item label
// Returns              - Temporary pointer to the new edit control
// nItem                - The row index of the item to edit
// nCol                 - The column of the sub item.
CEdit* NameSpecTbl::EditSubLabel( int nItem, int nCol )
{
        // The returned pointer should not be saved

        // Make sure that the item is visible
        if( !EnsureVisible( nItem, TRUE ) ) return NULL;

        // Make sure that nCol is valid
        CHeaderCtrl* pHeader = (CHeaderCtrl*)GetDlgItem(0);
        int nColumnCount = pHeader->GetItemCount();
        if( nCol >= nColumnCount || GetColumnWidth(nCol) < 5 )
                return NULL;

        // Get the column offset
        int offset = 0;
        for( int i = 0; i < nCol; i++ )
                offset += GetColumnWidth( i );

        CRect rect;
        GetItemRect( nItem, &rect, LVIR_BOUNDS );

        // Now scroll if we need to expose the column
        CRect rcClient;
        GetClientRect( &rcClient );
        if( offset + rect.left < 0 || offset + rect.left > rcClient.right )
        {
                CSize size;
                size.cx = offset + rect.left;
                size.cy = 0;
                Scroll( size );
                rect.left -= size.cx;
        }

        // Get Column alignment
        LV_COLUMN lvcol;
        lvcol.mask = LVCF_FMT;
        GetColumn( nCol, &lvcol );
        DWORD dwStyle ;
        if((lvcol.fmt&LVCFMT_JUSTIFYMASK) == LVCFMT_LEFT)
                dwStyle = ES_LEFT;
        else if((lvcol.fmt&LVCFMT_JUSTIFYMASK) == LVCFMT_RIGHT)
                dwStyle = ES_RIGHT;
        else dwStyle = ES_CENTER;

        rect.left += offset+4;
        rect.right = rect.left + GetColumnWidth( nCol ) - 3 ;
        if( rect.right > rcClient.right) rect.right = rcClient.right;

        dwStyle |= WS_BORDER|WS_CHILD|WS_VISIBLE|ES_AUTOHSCROLL;
        CEdit *pEdit = new CInPlaceEdit(nItem, nCol, GetItemText( nItem, nCol ));
        pEdit->Create( dwStyle, rect, this, IDC_IPEDIT );


        return pEdit;
}

void NameSpecTbl::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
        // TODO: Add your message handler code here and/or call default
        if( GetFocus() != this ) SetFocus();
        CListCtrl::OnHScroll(nSBCode, nPos, pScrollBar);
}



void NameSpecTbl::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
        // TODO: Add your message handler code here and/or call default
        if( GetFocus() != this ) SetFocus();    
        CListCtrl::OnVScroll(nSBCode, nPos, pScrollBar);
}


void NameSpecTbl::OnLButtonDown(UINT nFlags, CPoint point) 
{
        int index;
        CListCtrl::OnLButtonDown(nFlags, point);

        int colnum;
        if( ( index = HitTestEx( point, &colnum )) != -1 )
        {
                UINT flag = LVIS_FOCUSED;
                if( (GetItemState( index, flag ) & flag) == flag )
                {
                        // Add check for LVS_EDITLABELS
                        /*if( GetWindowLong(m_hWnd, GWL_STYLE) & LVS_EDITLABELS )*/
                        if(colnum==0)
                        {
                                char buff[128];
                                LVITEM item;
                                item.mask = LVIF_TEXT;
                                item.iItem = index;
                                item.iSubItem = 0;
                                item.pszText = buff;
                                item.cchTextMax = 127;
                                if (GetItem(&item) && CString(item.pszText) != "N/A") {
                                        CStringList lstItems;
                                        int rowID = GetItemData( index);
                                        dlg->GetNames( rowID, CString(item.pszText), lstItems);
                                        ShowInPlaceList( index, colnum, lstItems, 0 );
                                }
                        }
                        else if(colnum==1)
                        {
                                char buff[128];
                                LVITEM item;
                                item.mask = LVIF_TEXT;
                                item.iItem = index;
                                item.iSubItem = 1;
                                item.pszText = buff;
                                item.cchTextMax = 127;
                                if (GetItem(&item) && CString(item.pszText) != "N/A") {
                                        CStringList lstItems;
                                        int rowID = GetItemData( index);
                                        dlg->GetDispNames( rowID, CString(item.pszText), lstItems);
                                        ShowInPlaceList( index, colnum, lstItems, 0 );
                                }
                        }
                }
                else
                        SetItemState( index, LVIS_SELECTED | LVIS_FOCUSED , 
                                        LVIS_SELECTED | LVIS_FOCUSED);
        }
}



void NameSpecTbl::AddRow(int rowID, CString& name, CString& disp_name, CString& kind)
{
        LV_ITEM lvItem;
        lvItem.mask = LVIF_TEXT;
        lvItem.iItem = GetItemCount();
        lvItem.iSubItem = 0;
        lvItem.pszText = name.GetBuffer( name.GetLength());
        int index = InsertItem(&lvItem);
        
        lvItem.iSubItem = 1;
        lvItem.pszText = disp_name.GetBuffer( disp_name.GetLength());
        SetItem(&lvItem);

        lvItem.iSubItem = 2;
        lvItem.pszText = kind.GetBuffer( kind.GetLength());
        SetItem(&lvItem);

        SetItemData(index, rowID);
}

int NameSpecTbl::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
        if (CListCtrl::OnCreate(lpCreateStruct) == -1)
                return -1;

        int col1size = 3*GetStringWidth("TipicalLongTipicalLongName")/2;
        int col2size = 3*GetStringWidth("KindName")/2;

        InsertColumn(0, _T("Name"), LVCFMT_LEFT,  col1size, -1);
        InsertColumn(1, _T("Displayed Name"), LVCFMT_LEFT,  col1size, -1);
        InsertColumn(2, _T("Kind"), LVCFMT_LEFT, col2size, -1);

        return 0;
}

bool NameSpecTbl::GetRow(int rowID, CString& name, CString& disp_name, CString& kind)
{
        LVFINDINFO lvFind;
        lvFind.flags = LVFI_PARAM;
        lvFind.lParam = rowID;
        int idx = FindItem(&lvFind);

        if (idx == -1)
                return false;


        LV_ITEM lvItem;
        lvItem.mask = LVIF_TEXT;
        lvItem.iItem = idx;
        lvItem.pszText = name.GetBuffer(255);
        lvItem.cchTextMax = 254;
        lvItem.iSubItem = 0;
        GetItem(&lvItem);
        
        
        lvItem.iSubItem = 1;
        lvItem.pszText = disp_name.GetBuffer(255);
        lvItem.cchTextMax = 254;
        GetItem(&lvItem);

        lvItem.iSubItem = 2;
        lvItem.pszText = kind.GetBuffer(255);
        lvItem.cchTextMax = 254;
        GetItem(&lvItem);

        return true;
}

void NameSpecTbl::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
        CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
        CRect rcItem(lpDrawItemStruct->rcItem);
        int nItem = lpDrawItemStruct->itemID;
        BOOL bFocus = (GetFocus() == this);
        COLORREF clrTextSave, clrBkSave;
        static _TCHAR szBuff[MAX_PATH];
        LPCTSTR pszText;

// get item data

        LV_ITEM lvi;
        lvi.mask = LVIF_TEXT | LVIF_IMAGE | LVIF_STATE;
        lvi.iItem = nItem;
        lvi.iSubItem = 0;
        lvi.pszText = szBuff;
        lvi.cchTextMax = sizeof(szBuff);
        lvi.stateMask = 0xFFFF;     // get all state flags
        GetItem(&lvi);

        BOOL bSelected = (bFocus || (GetStyle() & LVS_SHOWSELALWAYS)) && lvi.state & LVIS_SELECTED;
        bSelected = bSelected || (lvi.state & LVIS_DROPHILITED);

// set colors if item is selected

        CRect rcAllLabels;
        GetItemRect(nItem, rcAllLabels, LVIR_BOUNDS);

        CRect rcLabel;
        GetItemRect(nItem, rcLabel, LVIR_LABEL);

        rcAllLabels.left = rcLabel.left;

        if (bSelected)
        {
                // the return value is the previous color, so save it
                clrTextSave = pDC->SetTextColor(::GetSysColor(COLOR_HIGHLIGHTTEXT));
                clrBkSave = pDC->SetBkColor(::GetSysColor(COLOR_HIGHLIGHT));

                pDC->FillRect(rcAllLabels, &CBrush( ::GetSysColor(COLOR_HIGHLIGHT)));
        }
        else
                pDC->FillRect(rcAllLabels, &CBrush( ::GetSysColor(COLOR_WINDOW)));

// draw item label

        GetItemRect(nItem, rcItem, LVIR_LABEL);

        pszText = MakeShortString(pDC, szBuff, rcItem.right-rcItem.left, 2*OFFSET_FIRST);

        rcLabel = rcItem;
        rcLabel.left += OFFSET_FIRST;
        rcLabel.right -= OFFSET_FIRST;

        pDC->DrawText(pszText,-1,rcLabel,DT_LEFT | DT_SINGLELINE | DT_NOPREFIX | DT_NOCLIP | DT_VCENTER);

        // draw scroll down button MZ
        CRect rc = rcItem;

        rc.left = rc.right - ::GetSystemMetrics(SM_CXHSCROLL);
        //rc.top = rc.bottom - ::GetSystemMetrics(SM_CYVSCROLL);
        //rc.DeflateRect(1,1);


        if( rc.left > OFFSET_FIRST + 1)
                pDC->DrawFrameControl(rc, DFC_SCROLL, DFCS_SCROLLDOWN);

// draw labels for extra columns

        LV_COLUMN lvc;
        lvc.mask = LVCF_FMT | LVCF_WIDTH;

        for(int nColumn = 1; GetColumn(nColumn, &lvc); nColumn++)
        {
                rcItem.left = rcItem.right;
                rcItem.right += lvc.cx;

                int nRetLen = GetItemText(nItem, nColumn,
                                                szBuff, sizeof(szBuff));
                if (nColumn != 1 && nRetLen == 0) // in case of the first column we will draw the DFCS_SCROLLDOWN symbol
                        continue;

                pszText = MakeShortString(pDC, szBuff,
                        rcItem.right - rcItem.left, 2*OFFSET_OTHER);

                UINT nJustify = DT_LEFT;

                if(pszText == szBuff)
                {
                        switch(lvc.fmt & LVCFMT_JUSTIFYMASK)
                        {
                        case LVCFMT_RIGHT:
                                nJustify = DT_RIGHT;
                                break;
                        case LVCFMT_CENTER:
                                nJustify = DT_CENTER;
                                break;
                        default:
                                break;
                        }
                }

                rcLabel = rcItem;
                rcLabel.left += OFFSET_OTHER;
                //rcLabel.right -= OFFSET_OTHER;

                pDC->DrawText(pszText, -1, rcLabel,
                        nJustify | DT_SINGLELINE | DT_NOPREFIX | DT_NOCLIP | DT_VCENTER);

                
                CRect r2 = rcLabel;
                r2.left = r2.right - ::GetSystemMetrics(SM_CXHSCROLL);
                if( nColumn == 1 && r2.left > OFFSET_FIRST + 1)
                        pDC->DrawFrameControl(r2, DFC_SCROLL, DFCS_SCROLLDOWN);
        }

// draw focus rectangle if item has focus

        if (lvi.state & LVIS_FOCUSED && bFocus) pDC->DrawFocusRect(rcAllLabels);

        
// set original colors if item was selected

        if (bSelected)
        {
                pDC->SetTextColor(clrTextSave);
                pDC->SetBkColor(clrBkSave);
        }
}

LPCTSTR NameSpecTbl::MakeShortString(CDC* pDC, LPCTSTR lpszLong, int nColumnLen, int nOffset)
{
        static const _TCHAR szEmpty[] = _T("");
        static const _TCHAR szThreeDots[] = _T("...");

        int nStringLen = lstrlen(lpszLong);

        if(nStringLen == 0 ||
                (pDC->GetTextExtent(lpszLong, nStringLen).cx + nOffset) <= nColumnLen)
        {
                return(lpszLong);
        }

        static _TCHAR szShort[MAX_PATH];

        lstrcpy(szShort,lpszLong);
        int nAddLen = pDC->GetTextExtent(szThreeDots,sizeof(szThreeDots)).cx;

        if( nOffset + nAddLen > nColumnLen) return szEmpty;


        for(int i = nStringLen-1; i > 0; i--)
        {
                szShort[i] = 0;
                if((pDC->GetTextExtent(szShort, i).cx + nOffset + nAddLen)
                        <= nColumnLen)
                {
                        break;
                }
        }

        lstrcat(szShort, szThreeDots);
        return(szShort);
}

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