vc++ ListCtrl的Items插入EditBox或者ComboContro

/******************************************************************************* Author : Aravindan Premkumar Unregistered Copyright 2003 : Aravindan Premkumar All Rights Reserved This piece of code does not have any registered copyright and is free to be used as necessary. The user is free to modify as per the requirements. As a fellow developer, all that I expect and request for is to be given the credit for intially developing this reusable code by not removing my name as the author. *******************************************************************************/ #include "stdafx.h" #include "ComboListCtrl.h" #include "InPlaceCombo.h" #include "InPlaceEdit.h" #include "resourceppc.h" #include "QualityDetailDlg.h" #include "DyrkDetailDlg.h" #include "WeightDetailDlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif //#defines #define FIRST_COLUMN 0 #define MIN_COLUMN_WIDTH 10 #define MAX_DROP_DOWN_ITEM_COUNT 10 ///////////////////////////////////////////////////////////////////////////// // CComboListCtrl CComboListCtrl::CComboListCtrl() { m_ComboSupportColumnsList.RemoveAll(); m_ReadOnlyColumnsList.RemoveAll(); m_strValidEditCtrlChars.Empty(); m_dwEditCtrlStyle = ES_AUTOHSCROLL | ES_AUTOVSCROLL | ES_LEFT | ES_NOHIDESEL; m_dwDropDownCtrlStyle = WS_BORDER | WS_CHILD | WS_VISIBLE | ES_AUTOHSCROLL | ES_AUTOVSCROLL | CBS_DROPDOWNLIST | CBS_DISABLENOSCROLL; } CComboListCtrl::~CComboListCtrl() { CInPlaceCombo::DeleteInstance(); CInPlaceEdit::DeleteInstance(); } BEGIN_MESSAGE_MAP(CComboListCtrl, CListCtrl) //{{AFX_MSG_MAP(CComboListCtrl) ON_WM_HSCROLL() ON_WM_VSCROLL() ON_WM_LBUTTONDOWN() ON_NOTIFY_REFLECT(LVN_ENDLABELEDIT, OnEndLabelEdit) ON_NOTIFY_REFLECT(LVN_BEGINLABELEDIT, OnBeginLabelEdit) //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CComboListCtrl message handlers CInPlaceCombo* CComboListCtrl::ShowInPlaceList(int iRowIndex, int iColumnIndex, CStringList& rComboItemsList, CString strCurSelecetion /*= ""*/, int iSel /*= -1*/) { // The returned obPointer should not be saved // Make sure that the item is visible if (!EnsureVisible(iRowIndex, TRUE)) { return NULL; } // Make sure that iColumnIndex is valid CHeaderCtrl* pHeader = static_cast<CHeaderCtrl*> (GetDlgItem(FIRST_COLUMN)); int iColumnCount = pHeader->GetItemCount(); if (iColumnIndex >= iColumnCount || GetColumnWidth(iColumnIndex) < MIN_COLUMN_WIDTH) { return NULL; } // Calculate the rectangle specifications for the combo box CRect obCellRect(0, 0, 0, 0); CalculateCellRect(iColumnIndex, iRowIndex, obCellRect); int iHeight = obCellRect.Height(); int iCount = rComboItemsList.GetCount(); iCount = (iCount < MAX_DROP_DOWN_ITEM_COUNT) ? iCount + MAX_DROP_DOWN_ITEM_COUNT : (MAX_DROP_DOWN_ITEM_COUNT + 1); obCellRect.bottom += iHeight * iCount; // Create the in place combobox CInPlaceCombo* pInPlaceCombo = CInPlaceCombo::GetInstance(); pInPlaceCombo->ShowComboCtrl(m_dwDropDownCtrlStyle, obCellRect, this, 0, iRowIndex, iColumnIndex, &rComboItemsList, strCurSelecetion, iSel); return pInPlaceCombo; } CInPlaceEdit* CComboListCtrl::ShowInPlaceEdit(int iRowIndex, int iColumnIndex, CString& rstrCurSelection) { // Create an in-place edit control CInPlaceEdit* pInPlaceEdit = CInPlaceEdit::GetInstance(); CRect obCellRect(0, 0, 0, 0); CalculateCellRect(iColumnIndex, iRowIndex, obCellRect); pInPlaceEdit->ShowEditCtrl(m_dwEditCtrlStyle, obCellRect, this, 0, iRowIndex, iColumnIndex, m_strValidEditCtrlChars, rstrCurSelection); return pInPlaceEdit; } void CComboListCtrl::OnHScroll(UINT iSBCode, UINT iPos, CScrollBar* pScrollBar) { // TODO: Add your message handler code here and/or call default if (GetFocus() != this) { SetFocus(); } CListCtrl::OnHScroll(iSBCode, iPos, pScrollBar); } void CComboListCtrl::OnVScroll(UINT iSBCode, UINT iPos, CScrollBar* pScrollBar) { // TODO: Add your message handler code here and/or call default if (GetFocus() != this) { SetFocus(); } CListCtrl::OnVScroll(iSBCode, iPos, pScrollBar); } void CComboListCtrl::OnLButtonDown(UINT iFlags, CPoint obPoint) { int iColumnIndex = -1; int iRowIndex = -1; // Get the current column and row if (!HitTestEx(obPoint, &iRowIndex, &iColumnIndex)) { return; } CListCtrl::OnLButtonDown(iFlags, obPoint); // If column is not read only then // If the SHIFT or CTRL key is down call the base class // Check the high bit of GetKeyState to determine whether SHIFT or CTRL key is down if ((GetKeyState(VK_SHIFT) & 0x80) || (GetKeyState(VK_CONTROL) & 0x80)) //(iColumnIndex==0) || { OnKillFocus(GetParent()); return; } // Get the current selection before creating the in place combo box CString strCurSelection = GetItemText(iRowIndex,iColumnIndex); //iColumnIndex if (-1 != iRowIndex) { UINT flag = LVIS_FOCUSED; if ((GetItemState(iRowIndex, flag ) & flag) == flag) { // Add check for LVS_EDITLABELS if (GetWindowLong(m_hWnd, GWL_STYLE) & LVS_EDITLABELS) { EnableVScroll(); //items要添加的项 //如第三列变成ComboBox if (iColumnIndex == 3) { CStringList obComboItemsList; obComboItemsList.AddTail("A"); obComboItemsList.AddTail("B"); obComboItemsList.AddTail("C"); CInPlaceCombo* pInPlaceComboBox = ShowInPlaceList(iRowIndex, iColumnIndex, obComboItemsList, strCurSelection); ASSERT(pInPlaceComboBox); // Set the selection to previous selection pInPlaceComboBox->SelectString(-1, strCurSelection); } //else if (iColumnIndex == 4) //CInPlaceEdit* pInPlaceEdit = ShowInPlaceEdit(iRowIndex, iColumnIndex, strCurSelection); } } } } bool CComboListCtrl::HitTestEx(CPoint &obPoint, int* pRowIndex, int* pColumnIndex) const { if (!pRowIndex || !pColumnIndex) { return false; } // Get the row index *pRowIndex = HitTest(obPoint, NULL); if (pColumnIndex) { *pColumnIndex = 0; } // Make sure that the ListView is in LVS_REPORT if ((GetWindowLong(m_hWnd, GWL_STYLE) & LVS_TYPEMASK) != LVS_REPORT) { return false; } // Get the number of columns CHeaderCtrl* pHeader = (CHeaderCtrl*)GetDlgItem(0); int iColumnCount = pHeader->GetItemCount(); // Get bounding rect of item and check whether obPoint falls in it. CRect obCellRect; GetItemRect(*pRowIndex, &obCellRect, LVIR_BOUNDS); if (obCellRect.PtInRect(obPoint)) { // Now find the column for (*pColumnIndex = 0; *pColumnIndex < iColumnCount; (*pColumnIndex)++) { int iColWidth = GetColumnWidth(*pColumnIndex); if (obPoint.x >= obCellRect.left && obPoint.x <= (obCellRect.left + iColWidth)) { return true; } obCellRect.left += iColWidth; } } return false; } void CComboListCtrl::CalculateCellRect(int iColumnIndex, int iRowIndex, CRect& robCellRect) { GetItemRect(iRowIndex, &robCellRect, LVIR_BOUNDS); CRect rcClient; GetClientRect(&rcClient); if (robCellRect.right > rcClient.right) { robCellRect.right = rcClient.right; } ScrollToView(iColumnIndex, robCellRect); } void CComboListCtrl::OnEndLabelEdit(NMHDR* pNMHDR, LRESULT* pResult) { LV_DISPINFO* pDispInfo = (LV_DISPINFO*) pNMHDR; if (pDispInfo->item.iSubItem != 0) { CString strEdit = pDispInfo->item.pszText; SetItemText(pDispInfo->item.iItem, pDispInfo->item.iSubItem, strEdit); } *pResult = 0; } void CComboListCtrl::SetValidEditCtrlCharacters(CString &rstrValidCharacters) { m_strValidEditCtrlChars = rstrValidCharacters; } void CComboListCtrl::EnableHScroll(bool bEnable /*= true*/