//+-------------------------------------------------------------------------- // // Microsoft Windows // Copyright (C) Microsoft Corporation, 1994 - 1996. // // File: dlg.cxx // // Contents: Implementation of modeless dialog base class // // Classes: CDlg // // History: 4-22-1997 DavidMun Created // //--------------------------------------------------------------------------- #include "headers.hxx" #pragma hdrstop //+-------------------------------------------------------------------------- // // Member: CDlg::CDlg // // Synopsis: ctor // // History: 4-22-1997 DavidMun Created // //--------------------------------------------------------------------------- CDlg::CDlg(): m_hwnd(NULL) { TRACE_CONSTRUCTOR(CDlg); } //+-------------------------------------------------------------------------- // // Member: CDlg::~CDlg // // Synopsis: dtor // // History: 4-22-1997 DavidMun Created // //--------------------------------------------------------------------------- CDlg::~CDlg() { TRACE_DESTRUCTOR(CDlg); m_hwnd = NULL; } //+-------------------------------------------------------------------------- // // Member: CDlg::_DoModalDlg // // Synopsis: Create the dialog and return its window handle // // Arguments: [hwndParent] - handle to owner window of dialog to create // [idd] - resource id of dialog template // // Returns: Dialog's return code // // History: 04-22-1997 DavidMun Created // //--------------------------------------------------------------------------- INT_PTR CDlg::_DoModalDlg( HWND hwndParent, INT idd) const { TRACE_METHOD(CDlg, _DoModalDlg); ASSERT(!hwndParent || IsWindow(hwndParent)); INT_PTR iResult = DialogBoxParam(g_hinst, MAKEINTRESOURCE(idd), hwndParent, CDlg::_DlgProc, (LPARAM) this); if (iResult == -1) { DBG_OUT_LASTERROR; } return iResult; } //+-------------------------------------------------------------------------- // // Member: CDlg::_DoModelessDlg // // Synopsis: Create the dialog and return its window handle // // Arguments: [hwndParent] - handle to owner window of dialog to create // [idd] - resource id of dialog template // // Returns: Dialog window handle, or NULL on failure // // History: 4-22-1997 DavidMun Created // //--------------------------------------------------------------------------- HWND CDlg::_DoModelessDlg( HWND hwndParent, INT idd) { TRACE_METHOD(CDlg, _DoModelessDlg); HWND hwnd; hwnd = CreateDialogParam(g_hinst, MAKEINTRESOURCE(idd), hwndParent, CDlg::_DlgProc, (LPARAM) this); if (!hwnd) { DBG_OUT_LASTERROR; } return hwnd; } //+-------------------------------------------------------------------------- // // Member: CDlg::_DlgProc // // Synopsis: Dispatch selected messages to derived class // // Arguments: standard windows dialog // // Returns: standard windows dialog // // History: 4-22-1997 DavidMun Created // //--------------------------------------------------------------------------- INT_PTR CALLBACK CDlg::_DlgProc( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { BOOL fReturn = TRUE; CDlg *pThis = (CDlg *)GetWindowLongPtr(hwnd, DWLP_USER); if (!pThis && message != WM_INITDIALOG) { Dbg(DEB_WARN, "CDlg::_DlgProc received message %#x before WM_INITDIALOG\n", message); return FALSE; } switch (message) { case WM_INITDIALOG: { HRESULT hr = S_OK; // // pThis isn't valid because we haven't set DWLP_USER yet. Make // it valid. // pThis = (CDlg*) lParam; ASSERT(pThis); Dbg(DEB_ITRACE, "CDlg::_DlgProc setting DWLP_USER to %#x\n", pThis); SetWindowLongPtr(hwnd, DWLP_USER, (LONG_PTR) pThis); pThis->m_hwnd = hwnd; BOOL fInitResult = TRUE; hr = pThis->_OnInit(&fInitResult); fReturn = fInitResult; // // If the initialization failed do not allow the dialog to start. // if (FAILED(hr)) { DestroyWindow(hwnd); } break; } case WM_COMMAND: fReturn = pThis->_OnCommand(wParam, lParam); break; case WM_SIZE: fReturn = pThis->_OnSize(wParam, lParam); break; case WM_GETMINMAXINFO: fReturn = pThis->_OnMinMaxInfo((LPMINMAXINFO) lParam); break; case WM_NOTIFY: fReturn = pThis->_OnNotify(wParam, lParam); break; case WM_DRAWITEM: fReturn = pThis->_OnDrawItem(wParam, lParam); break; case WM_CTLCOLORSTATIC: fReturn = (BOOL)pThis->_OnStaticCtlColor((HDC) wParam, (HWND) lParam); break; case WM_SYSCOLORCHANGE: pThis->_OnSysColorChange(); break; case OPM_PROMPT_FOR_CREDS: pThis->_OnCredentialPrompt(lParam); break; case OPM_NEW_QUERY_RESULTS: pThis->_OnNewBlock(wParam, lParam); break; case OPM_QUERY_COMPLETE: pThis->_OnQueryDone(wParam, lParam); break; case OPM_HIT_QUERY_LIMIT: pThis->_OnQueryLimit(); break; case OPM_POPUP_CRED_ERROR: pThis->_OnPopupCredErr(lParam); break; case WM_DESTROY: // // It's possible to get a WM_DESTROY message without having gotten // a WM_INITDIALOG if loading a dll that the dialog needs (e.g. // comctl32.dll) fails, so guard pThis access here. // if (pThis) { pThis->_OnDestroy(); pThis->m_hwnd = NULL; } break; case WM_HELP: case WM_CONTEXTMENU: pThis->_OnHelp(message, wParam, lParam); break; case THREAD_SUCCEEDED: pThis->OnProgressMessage(message, wParam, lParam); default: fReturn = FALSE; break; } return fReturn; } //+-------------------------------------------------------------------------- // // Member: CDlg::_GetChildWindowRect // // Synopsis: Init *[prc] with the window rect, in client coordinates, of // child window [hwndChild]. // // Arguments: [hwndChild] - child window for which to retrieve rect // [prc] - pointer to rect struct to receive info // // Modifies: *[prc] // // History: 07-21-1998 DavidMun Created // //--------------------------------------------------------------------------- void CDlg::_GetChildWindowRect( HWND hwndChild, RECT *prc) const { ASSERT(hwndChild && IsWindow(hwndChild)); VERIFY(GetWindowRect(hwndChild, prc)); VERIFY(MapWindowPoints(NULL, m_hwnd, (LPPOINT) prc, 2)); } //+-------------------------------------------------------------------------- // // Member: CDlg::PerformCredentialPrompt // // Synopsis: Pop up a credential dialog. // // Arguments: [pcmi] - // // Modifies: *[pcmi->pwzUserName], *[pcmi->pwzPassword] // // History: 05-04-1998 DavidMun Created // // Notes: Called by browse dialog in response to a // OPM_PROMPT_FOR_CREDS message. // //--------------------------------------------------------------------------- void CDlg::_OnCredentialPrompt( LPARAM lParam) const { TRACE_METHOD(CDlg, PerformCredentialPrompt); CRED_MSG_INFO *pcmi = reinterpret_cast(lParam); CPasswordDialog PasswordDlg(pcmi->flProvider, pcmi->pwzServer, pcmi->pwzUserName, pcmi->pwzPassword); pcmi->hr = PasswordDlg.DoModalDialog(m_hwnd); // // If this credential prompt is being performed on behalf of the // worker thread, release it to process the result. // if (pcmi->hPrompt) { SetEvent(pcmi->hPrompt); } } //+-------------------------------------------------------------------------- // // Member: CDlg::_OnPopupCredErr // // Synopsis: Invoke a messagebox to display an error and set an event // when it closes. // // Arguments: [lParam] - POPUP_MSG_INFO pointer // // History: 06-22-2000 DavidMun Created // // Notes: Used when worker thread needs to display an error. // //--------------------------------------------------------------------------- void CDlg::_OnPopupCredErr( LPARAM lParam) const { TRACE_METHOD(CDlg, _OnPopupMessage); POPUP_MSG_INFO *pmi = reinterpret_cast(lParam); PopupMessage(pmi->hwnd, pmi->ids, pmi->wzUser, pmi->wzError); ASSERT(pmi->hPrompt); if (pmi->hPrompt) { SetEvent(pmi->hPrompt); } } //+-------------------------------------------------------------------------- // // Member: CDlg::_ReadEditCtrl // // Synopsis: Put the contents of the edit control with resource id [id] // into the string pointed to by [pstr]. // // Arguments: [id] - resource id of edit control // [pstr] - points to string to fill with edit control's // contents // // History: 06-22-2000 DavidMun Created // //--------------------------------------------------------------------------- void CDlg::_ReadEditCtrl( ULONG id, String *pstr) const { pstr->erase(); SetLastError(0); int cch = Edit_GetTextLength(_hCtrl(id)); if (cch > 0) { PWSTR pwz = new WCHAR [cch + 1]; int iRet = Edit_GetText(_hCtrl(id), pwz, cch + 1); if (iRet) { *pstr = pwz; } else { DBG_OUT_LASTERROR; } delete [] pwz; } else { #if (DBG == 1) if (GetLastError()) { DBG_OUT_LASTERROR; } #endif // (DBG == 1) } }