288 lines
7.9 KiB
C++
288 lines
7.9 KiB
C++
//
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// mvEdit.cpp : implementation file for multi-valued string edit dialog
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//
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#include "stdafx.h"
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#include "mvedit.h"
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CMultiValuedStringEdit dialog
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/*CMultiValuedStringEdit::CMultiValuedStringEdit(CWnd* pParent)
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: CDialog(CMultiValuedStringEdit::IDD, pParent)
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{
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m_nDlgTitle = 0;
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m_nText = 0;
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}
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*/
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CMultiValuedStringEdit::CMultiValuedStringEdit(CWnd* pParent, int nDlgTitle, int nText, UINT uiStringLengthLimit)
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: CDialog(CMultiValuedStringEdit::IDD, pParent)
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{
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m_nDlgTitle = nDlgTitle;
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m_nText = nText;
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m_uiStringLengthLimit = ((0 == uiStringLengthLimit) ? MAX_PATH : uiStringLengthLimit);
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}
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BEGIN_MESSAGE_MAP(CMultiValuedStringEdit, CDialog)
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//{{AFX_MSG_MAP(CMultiValuedStringEdit)
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ON_BN_CLICKED(IDC_MVSTRINGEDIT_ADD, OnAdd)
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ON_BN_CLICKED(IDC_MVSTRINGEDIT_REMOVE, OnRemove)
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ON_EN_CHANGE(IDC_MVSTRINGEDIT_STRING, OnString)
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ON_NOTIFY(LVN_ITEMCHANGED, IDC_MVSTRINGEDIT_LIST, OnList)
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ON_MESSAGE(WM_HELP, OnHelp)
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ON_MESSAGE(WM_CONTEXTMENU, OnContextHelp)
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//}}AFX_MSG_MAP
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END_MESSAGE_MAP()
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BOOL CMultiValuedStringEdit::OnInitDialog()
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{
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CDialog::OnInitDialog();
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if (m_nDlgTitle)
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{
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CString strDlgTitle;
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strDlgTitle.LoadString(m_nDlgTitle);
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SetWindowText(strDlgTitle);
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}
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if (m_nText)
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{
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CString strText;
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strText.LoadString(m_nText);
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SetDlgItemText(IDC_MVSTRINGEDIT_TEXT, strText);
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}
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SendDlgItemMessage(IDC_MVSTRINGEDIT_STRING, EM_LIMITTEXT, m_uiStringLengthLimit, 0);
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HWND hwnd = GetDlgItem(IDC_MVSTRINGEDIT_LIST)->GetSafeHwnd();
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RECT rect = {0};
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::GetWindowRect(hwnd, &rect);
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int nControlWidth = rect.right - rect.left;
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int nVScrollbarWidth = GetSystemMetrics(SM_CXVSCROLL);
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int nBorderWidth = GetSystemMetrics(SM_CXBORDER);
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int nControlNetWidth = nControlWidth - 4 * nBorderWidth;
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LVCOLUMN lvColumn = {0};
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lvColumn.mask = LVCF_FMT | LVCF_SUBITEM | LVCF_WIDTH;
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lvColumn.fmt = LVCFMT_LEFT;
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lvColumn.iSubItem = 0;
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lvColumn.cx = nControlNetWidth;
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ListView_InsertColumn(hwnd, 0, &lvColumn);
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GetDlgItem(IDC_MVSTRINGEDIT_ADD)->EnableWindow(FALSE);
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GetDlgItem(IDC_MVSTRINGEDIT_REMOVE)->EnableWindow(FALSE);
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if (m_strValues.IsEmpty())
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return TRUE;
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CString strToken;
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int nIndex = 0;
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mystrtok(m_strValues, &nIndex, m_strSeparators, strToken);
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while (!strToken.IsEmpty())
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{
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strToken.TrimLeft();
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strToken.TrimRight();
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strToken.MakeLower();
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LVITEM lvItem = {0};
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lvItem.mask = LVIF_TEXT;
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lvItem.pszText = (LPTSTR)(LPCTSTR)strToken;
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ListView_InsertItem(hwnd, &lvItem);
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mystrtok(m_strValues, &nIndex, m_strSeparators, strToken);
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}
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return TRUE;
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}
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void CMultiValuedStringEdit::OnAdd()
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{
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CString str;
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GetDlgItemText(IDC_MVSTRINGEDIT_STRING, str);
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str.TrimLeft();
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str.TrimRight();
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if (!str.IsEmpty())
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{
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str.MakeLower();
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if (!_tcschr(str, *m_strSeparators))
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{
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LVFINDINFO lvInfo = {0};
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lvInfo.flags = LVFI_STRING;
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lvInfo.psz = str;
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HWND hwnd = GetDlgItem(IDC_MVSTRINGEDIT_LIST)->GetSafeHwnd();
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if (-1 == ListView_FindItem(hwnd, -1, &lvInfo))
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{
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LVITEM lvItem = {0};
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lvItem.mask = LVIF_TEXT;
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lvItem.pszText = (LPTSTR)(LPCTSTR)str;
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ListView_InsertItem(hwnd, &lvItem);
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}
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SetDlgItemText(IDC_MVSTRINGEDIT_STRING, _T(""));
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} else
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{
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DoErrMsgBox(m_hWnd, MB_OK, 0, IDS_MVSTRINGEDIT_STRING_INVALID, m_strSeparators);
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}
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}
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GetDlgItem(IDC_MVSTRINGEDIT_STRING)->SetFocus();
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}
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void CMultiValuedStringEdit::OnRemove()
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{
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HWND hwnd = GetDlgItem(IDC_MVSTRINGEDIT_LIST)->GetSafeHwnd();
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int nIndex = -1;
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while (-1 != (nIndex = ListView_GetNextItem(hwnd, -1, LVNI_SELECTED)))
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ListView_DeleteItem(hwnd, nIndex);
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}
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void CMultiValuedStringEdit::OnString()
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{
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int nLen = GetDlgItem(IDC_MVSTRINGEDIT_STRING)->GetWindowTextLength();
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GetDlgItem(IDC_MVSTRINGEDIT_ADD)->EnableWindow(0 < nLen);
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}
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void CMultiValuedStringEdit::OnList(NMHDR* /*pNMHDR*/, LRESULT* pResult)
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{
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HWND hwnd = GetDlgItem(IDC_MVSTRINGEDIT_LIST)->GetSafeHwnd();
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int nCount = ListView_GetSelectedCount(hwnd);
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GetDlgItem(IDC_MVSTRINGEDIT_REMOVE)->EnableWindow(nCount >= 1);
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*pResult = 0;
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}
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BOOL CMultiValuedStringEdit::OnHelp(WPARAM /*wParam*/, LPARAM lParam)
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{
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return DoHelp(lParam, HELP_DIALOG_TOPIC(IDD_MVSTRINGEDIT));
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}
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BOOL CMultiValuedStringEdit::OnContextHelp(WPARAM wParam, LPARAM /*lParam*/)
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{
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return DoContextHelp(wParam, HELP_DIALOG_TOPIC(IDD_MVSTRINGEDIT));
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}
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void CMultiValuedStringEdit::OnOK()
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{
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m_strValues.Empty();
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HRESULT hr = S_OK;
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HWND hwnd = GetDlgItem(IDC_MVSTRINGEDIT_LIST)->GetSafeHwnd();
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if (0 < ListView_GetItemCount(hwnd))
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{
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PTSTR pszText = (PTSTR)calloc(m_uiStringLengthLimit+1, sizeof(TCHAR));
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if (pszText)
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{
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int nIndex = -1;
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while (-1 != (nIndex = ListView_GetNextItem(hwnd, nIndex, LVNI_ALL)))
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{
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ListView_GetItemText(hwnd, nIndex, 0, pszText, m_uiStringLengthLimit+1);
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if (m_strValues.IsEmpty())
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{
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m_strValues = pszText;
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if (!m_strValues) { hr = E_OUTOFMEMORY; break; }
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} else
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{
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m_strValues += m_strSeparators;
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if (!m_strValues) { hr = E_OUTOFMEMORY; break; }
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m_strValues += pszText;
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if (!m_strValues) { hr = E_OUTOFMEMORY; break; }
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}
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}
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free(pszText);
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} else
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{
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hr = E_OUTOFMEMORY;
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}
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}
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if (FAILED(hr))
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DoErrMsgBox(m_hWnd, MB_OK, hr);
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else
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EndDialog(IDOK);
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}
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HRESULT CMultiValuedStringEdit::put_Strings(
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IN LPCTSTR i_pszValues,
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IN LPCTSTR i_pszSeparators
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)
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{
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if (!i_pszSeparators || 1 != lstrlen(i_pszSeparators))
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return E_INVALIDARG;
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m_strValues = i_pszValues;
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m_strSeparators = i_pszSeparators;
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m_strValues.MakeLower();
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m_strSeparators.MakeLower();
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return S_OK;
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}
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HRESULT CMultiValuedStringEdit::get_Strings
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(
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CString& o_strValues
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)
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{
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o_strValues = m_strValues;
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return S_OK;
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}
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/////////////////////////////////////////////////////////////////////////////
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// Helper routine to invoke the dialog.
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//
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// S_OK: io_str contains the new string
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// S_FALSE: dlg cancelled, or string unchanged
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// others: error occurred and reported
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//
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HRESULT InvokeMultiValuedStringEditDlg(
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IN CWnd* i_pParent,
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IN CString& io_str,
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IN LPCTSTR i_pszSeparators,
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IN int i_nDlgTitle,
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IN int i_nText,
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IN UINT i_uiStringLengthLimit
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)
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{
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CMultiValuedStringEdit editDlg(i_pParent, i_nDlgTitle, i_nText, i_uiStringLengthLimit);
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HRESULT hr = editDlg.put_Strings(io_str, i_pszSeparators);
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CThemeContextActivator activator;
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if (SUCCEEDED(hr) && IDOK == editDlg.DoModal())
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{
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CString str;
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hr = editDlg.get_Strings(str);
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if (SUCCEEDED(hr))
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{
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if (0 != io_str.CompareNoCase(str))
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{
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io_str = str;
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hr = S_OK;
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} else
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{
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hr = S_FALSE; // string unchanged
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}
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}
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}
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if (FAILED(hr))
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DoErrMsgBox(i_pParent->GetSafeHwnd(), MB_OK | MB_ICONSTOP, hr, IDS_MVSTRINGEDIT_ERROR);
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return hr;
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}
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