+// ----------------------------------------------------------------------------
+// wxLogDialog
+// ----------------------------------------------------------------------------
+
+#if wxUSE_LOG_DIALOG
+
+static const size_t MARGIN = 10;
+
+wxString wxLogDialog::ms_details;
+
+wxLogDialog::wxLogDialog(wxWindow *parent,
+ const wxArrayString& messages,
+ const wxArrayInt& severity,
+ const wxArrayLong& times,
+ const wxString& caption,
+ long style)
+ : wxDialog(parent, -1, caption,
+ wxDefaultPosition, wxDefaultSize,
+ wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER)
+{
+ if ( ms_details.IsEmpty() )
+ {
+ // ensure that we won't loop here if wxGetTranslation()
+ // happens to pop up a Log message while translating this :-)
+ ms_details = wxTRANSLATE("&Details");
+ ms_details = wxGetTranslation(ms_details);
+ }
+
+ size_t count = messages.GetCount();
+ m_messages.Alloc(count);
+ m_severity.Alloc(count);
+ m_times.Alloc(count);
+
+ for ( size_t n = 0; n < count; n++ )
+ {
+ wxString msg = messages[n];
+ do
+ {
+ m_messages.Add(msg.BeforeFirst(_T('\n')));
+ msg = msg.AfterFirst(_T('\n'));
+
+ m_severity.Add(severity[n]);
+ m_times.Add(times[n]);
+ }
+ while ( !!msg );
+ }
+
+ m_showingDetails = FALSE; // not initially
+ m_listctrl = (wxListCtrl *)NULL;
+
+#if wxUSE_STATLINE
+ m_statline = (wxStaticLine *)NULL;
+#endif // wxUSE_STATLINE
+
+#if wxUSE_FILE
+ m_btnSave = (wxButton *)NULL;
+#endif // wxUSE_FILE
+
+ // create the controls which are always shown and layout them: we use
+ // sizers even though our window is not resizeable to calculate the size of
+ // the dialog properly
+ wxBoxSizer *sizerTop = new wxBoxSizer(wxVERTICAL);
+ wxBoxSizer *sizerButtons = new wxBoxSizer(wxVERTICAL);
+ wxBoxSizer *sizerAll = new wxBoxSizer(wxHORIZONTAL);
+
+ // this "Ok" button has wxID_CANCEL id - not very logical, but this allows
+ // to close the log dialog with <Esc> which wouldn't work otherwise (as it
+ // translates into click on cancel button)
+ wxButton *btnOk = new wxButton(this, wxID_CANCEL, _("OK"));
+ sizerButtons->Add(btnOk, 0, wxCENTRE | wxBOTTOM, MARGIN/2);
+ m_btnDetails = new wxButton(this, wxID_MORE, ms_details + EXPAND_SUFFIX);
+ sizerButtons->Add(m_btnDetails, 0, wxCENTRE | wxTOP, MARGIN/2 - 1);
+
+ wxBitmap bitmap;
+ switch ( style & wxICON_MASK )
+ {
+ case wxICON_ERROR:
+ bitmap = wxArtProvider::GetIcon(wxART_ERROR, wxART_MESSAGE_BOX);
+#ifdef __WXPM__
+ bitmap.SetId(wxICON_SMALL_ERROR);
+#endif
+ break;
+
+ case wxICON_INFORMATION:
+ bitmap = wxArtProvider::GetIcon(wxART_INFORMATION, wxART_MESSAGE_BOX);
+#ifdef __WXPM__
+ bitmap.SetId(wxICON_SMALL_INFO);
+#endif
+ break;
+
+ case wxICON_WARNING:
+ bitmap = wxArtProvider::GetIcon(wxART_WARNING, wxART_MESSAGE_BOX);
+#ifdef __WXPM__
+ bitmap.SetId(wxICON_SMALL_WARNING);
+#endif
+ break;
+
+ default:
+ wxFAIL_MSG(_T("incorrect log style"));
+ }
+ sizerAll->Add(new wxStaticBitmap(this, -1, bitmap), 0);
+
+ const wxString& message = messages.Last();
+ sizerAll->Add(CreateTextSizer(message), 1,
+ wxALIGN_CENTRE_VERTICAL | wxLEFT | wxRIGHT, MARGIN);
+ sizerAll->Add(sizerButtons, 0, wxALIGN_RIGHT | wxLEFT, MARGIN);
+
+ sizerTop->Add(sizerAll, 0, wxALL | wxEXPAND, MARGIN);
+
+ SetAutoLayout(TRUE);
+ SetSizer(sizerTop);
+
+ // see comments in OnDetails()
+ //
+ // Note: Doing this, this way, triggered a nasty bug in
+ // wxTopLevelWindowGTK::GtkOnSize which took -1 literally once
+ // either of maxWidth or maxHeight was set. This symptom has been
+ // fixed there, but it is a problem that remains as long as we allow
+ // unchecked access to the internal size members. We really need to
+ // encapuslate window sizes more cleanly and make it clear when -1 will
+ // be substituted and when it will not.
+
+ wxSize size = sizerTop->Fit(this);
+ m_maxHeight = size.y;
+ SetSizeHints(size.x, size.y, m_maxWidth, m_maxHeight);
+
+ btnOk->SetFocus();
+
+ // this can't happen any more as we don't use this dialog in this case
+#if 0
+ if ( count == 1 )
+ {
+ // no details... it's easier to disable a button than to change the
+ // dialog layout depending on whether we have details or not
+ m_btnDetails->Disable();
+ }
+#endif // 0
+
+ Centre();
+}
+
+void wxLogDialog::CreateDetailsControls()
+{
+ // create the save button and separator line if possible
+#if wxUSE_FILE
+ m_btnSave = new wxButton(this, wxID_SAVE, _("&Save..."));
+#endif // wxUSE_FILE
+
+#if wxUSE_STATLINE
+ m_statline = new wxStaticLine(this, -1);
+#endif // wxUSE_STATLINE
+
+ // create the list ctrl now
+ m_listctrl = new wxListCtrl(this, -1,
+ wxDefaultPosition, wxDefaultSize,
+ wxSUNKEN_BORDER |
+ wxLC_REPORT |
+ wxLC_NO_HEADER |
+ wxLC_SINGLE_SEL);
+
+ // no need to translate these strings as they're not shown to the
+ // user anyhow (we use wxLC_NO_HEADER style)
+ m_listctrl->InsertColumn(0, _T("Message"));
+ m_listctrl->InsertColumn(1, _T("Time"));
+
+ // prepare the imagelist
+ static const int ICON_SIZE = 16;
+ wxImageList *imageList = new wxImageList(ICON_SIZE, ICON_SIZE);
+
+ // order should be the same as in the switch below!
+ static const wxChar* icons[] =
+ {
+ wxART_ERROR,
+ wxART_WARNING,
+ wxART_INFORMATION
+ };
+
+ bool loadedIcons = TRUE;
+
+ for ( size_t icon = 0; icon < WXSIZEOF(icons); icon++ )
+ {
+ wxBitmap bmp = wxArtProvider::GetBitmap(icons[icon], wxART_MESSAGE_BOX,
+ wxSize(ICON_SIZE, ICON_SIZE));
+
+ // This may very well fail if there are insufficient colours available.
+ // Degrade gracefully.
+ if ( !bmp.Ok() )
+ {
+ loadedIcons = FALSE;
+
+ break;
+ }
+
+ imageList->Add(bmp);
+ }
+
+ m_listctrl->SetImageList(imageList, wxIMAGE_LIST_SMALL);
+
+ // and fill it
+ wxString fmt = wxLog::GetTimestamp();
+ if ( !fmt )
+ {
+ // default format
+ fmt = _T("%c");
+ }
+
+ size_t count = m_messages.GetCount();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ int image;
+
+ if ( loadedIcons )
+ {
+ switch ( m_severity[n] )
+ {
+ case wxLOG_Error:
+ image = 0;
+ break;
+
+ case wxLOG_Warning:
+ image = 1;
+ break;
+
+ default:
+ image = 2;
+ }
+ }
+ else // failed to load images
+ {
+ image = -1;
+ }
+
+ m_listctrl->InsertItem(n, m_messages[n], image);
+ m_listctrl->SetItem(n, 1, TimeStamp(fmt, (time_t)m_times[n]));
+ }
+
+ // let the columns size themselves
+ m_listctrl->SetColumnWidth(0, wxLIST_AUTOSIZE);
+ m_listctrl->SetColumnWidth(1, wxLIST_AUTOSIZE);
+
+ // calculate an approximately nice height for the listctrl
+ int height = GetCharHeight()*(count + 4);
+
+ // but check that the dialog won't fall fown from the screen
+ //
+ // we use GetMinHeight() to get the height of the dialog part without the
+ // details and we consider that the "Save" button below and the separator
+ // line (and the margins around it) take about as much, hence double it
+ int heightMax = wxGetDisplaySize().y - GetPosition().y - 2*GetMinHeight();
+
+ // we should leave a margin
+ heightMax *= 9;
+ heightMax /= 10;
+
+ m_listctrl->SetSize(-1, wxMin(height, heightMax));
+}
+
+void wxLogDialog::OnListSelect(wxListEvent& event)
+{
+ // we can't just disable the control because this looks ugly under Windows
+ // (wrong bg colour, no scrolling...), but we still want to disable
+ // selecting items - it makes no sense here
+ m_listctrl->SetItemState(event.GetIndex(), 0, wxLIST_STATE_SELECTED);
+}
+
+void wxLogDialog::OnOk(wxCommandEvent& WXUNUSED(event))
+{
+ EndModal(wxID_OK);
+}
+
+#if wxUSE_FILE
+
+void wxLogDialog::OnSave(wxCommandEvent& WXUNUSED(event))
+{
+#if wxUSE_FILEDLG
+ wxFile file;
+ int rc = OpenLogFile(file, NULL, this);
+ if ( rc == -1 )
+ {
+ // cancelled
+ return;
+ }
+
+ bool ok = rc != 0;
+
+ wxString fmt = wxLog::GetTimestamp();
+ if ( !fmt )
+ {
+ // default format
+ fmt = _T("%c");
+ }
+
+ size_t count = m_messages.GetCount();
+ for ( size_t n = 0; ok && (n < count); n++ )
+ {
+ wxString line;
+ line << TimeStamp(fmt, (time_t)m_times[n])
+ << _T(": ")
+ << m_messages[n]
+ << wxTextFile::GetEOL();
+
+ ok = file.Write(line);
+ }
+
+ if ( ok )
+ ok = file.Close();
+
+ if ( !ok )
+ wxLogError(_("Can't save log contents to file."));
+#endif // wxUSE_FILEDLG
+}
+
+#endif // wxUSE_FILE
+
+void wxLogDialog::OnDetails(wxCommandEvent& WXUNUSED(event))
+{
+ wxSizer *sizer = GetSizer();
+
+ if ( m_showingDetails )
+ {
+ m_btnDetails->SetLabel(ms_details + EXPAND_SUFFIX);
+
+ sizer->Detach( m_listctrl );
+
+#if wxUSE_STATLINE
+ sizer->Detach( m_statline );
+#endif // wxUSE_STATLINE
+
+#if wxUSE_FILE
+ sizer->Detach( m_btnSave );
+#endif // wxUSE_FILE
+ }
+ else // show details now
+ {
+ m_btnDetails->SetLabel(wxString(_T("<< ")) + ms_details);
+
+ if ( !m_listctrl )
+ {
+ CreateDetailsControls();
+ }
+
+#if wxUSE_STATLINE
+ sizer->Add(m_statline, 0, wxEXPAND | (wxALL & ~wxTOP), MARGIN);
+#endif // wxUSE_STATLINE
+
+ sizer->Add(m_listctrl, 1, wxEXPAND | (wxALL & ~wxTOP), MARGIN);
+
+ // VZ: this doesn't work as this becomes the initial (and not only
+ // minimal) listctrl height as well - why?
+#if 0
+ // allow the user to make the dialog shorter than its initial height -
+ // without this it wouldn't work as the list ctrl would have been
+ // incompressible
+ sizer->SetItemMinSize(m_listctrl, 100, 3*GetCharHeight());
+#endif // 0
+
+#if wxUSE_FILE
+ sizer->Add(m_btnSave, 0, wxALIGN_RIGHT | (wxALL & ~wxTOP), MARGIN);
+#endif // wxUSE_FILE
+ }
+
+ m_showingDetails = !m_showingDetails;
+
+ // in any case, our size changed - relayout everything and set new hints
+ // ---------------------------------------------------------------------
+
+ // we have to reset min size constraints or Fit() would never reduce the
+ // dialog size when collapsing it and we have to reset max constraint
+ // because it wouldn't expand it otherwise
+
+ m_minHeight =
+ m_maxHeight = -1;
+
+ // wxSizer::FitSize() is private, otherwise we might use it directly...
+ wxSize sizeTotal = GetSize(),
+ sizeClient = GetClientSize();
+
+ wxSize size = sizer->GetMinSize();
+ size.x += sizeTotal.x - sizeClient.x;
+ size.y += sizeTotal.y - sizeClient.y;
+
+ // we don't want to allow expanding the dialog in vertical direction as
+ // this would show the "hidden" details but we can resize the dialog
+ // vertically while the details are shown
+ if ( !m_showingDetails )
+ m_maxHeight = size.y;
+
+ SetSizeHints(size.x, size.y, m_maxWidth, m_maxHeight);
+
+ // don't change the width when expanding/collapsing
+ SetSize(-1, size.y);
+
+#ifdef __WXGTK__
+ // VS: this is neccessary in order to force frame redraw under
+ // WindowMaker or fvwm2 (and probably other broken WMs).
+ // Otherwise, detailed list wouldn't be displayed.
+ Show(TRUE);
+#endif // wxGTK
+}
+
+wxLogDialog::~wxLogDialog()
+{
+ if ( m_listctrl )
+ {
+ delete m_listctrl->GetImageList(wxIMAGE_LIST_SMALL);
+ }
+}
+
+#endif // wxUSE_LOG_DIALOG
+
+#if wxUSE_FILE && wxUSE_FILEDLG
+
+// pass an uninitialized file object, the function will ask the user for the
+// filename and try to open it, returns TRUE on success (file was opened),
+// FALSE if file couldn't be opened/created and -1 if the file selection
+// dialog was cancelled
+static int OpenLogFile(wxFile& file, wxString *pFilename, wxWindow *parent)
+{
+ // get the file name
+ // -----------------
+ wxString filename = wxSaveFileSelector(wxT("log"), wxT("txt"), wxT("log.txt"), parent);
+ if ( !filename ) {
+ // cancelled
+ return -1;
+ }
+
+ // open file
+ // ---------
+ bool bOk;
+ if ( wxFile::Exists(filename) ) {
+ bool bAppend = FALSE;
+ wxString strMsg;
+ strMsg.Printf(_("Append log to file '%s' (choosing [No] will overwrite it)?"),
+ filename.c_str());
+ switch ( wxMessageBox(strMsg, _("Question"),
+ wxICON_QUESTION | wxYES_NO | wxCANCEL) ) {
+ case wxYES:
+ bAppend = TRUE;
+ break;
+
+ case wxNO:
+ bAppend = FALSE;
+ break;
+
+ case wxCANCEL:
+ return -1;
+
+ default:
+ wxFAIL_MSG(_("invalid message box return value"));
+ }
+
+ if ( bAppend ) {
+ bOk = file.Open(filename, wxFile::write_append);
+ }
+ else {
+ bOk = file.Create(filename, TRUE /* overwrite */);
+ }
+ }
+ else {
+ bOk = file.Create(filename);
+ }
+
+ if ( pFilename )
+ *pFilename = filename;
+
+ return bOk;
+}
+
+#endif // wxUSE_FILE
+
+#endif // !(wxUSE_LOGGUI || wxUSE_LOGWINDOW)
+
+#if wxUSE_LOG && wxUSE_TEXTCTRL
+
+// ----------------------------------------------------------------------------
+// wxLogTextCtrl implementation
+// ----------------------------------------------------------------------------
+
+wxLogTextCtrl::wxLogTextCtrl(wxTextCtrl *pTextCtrl)
+{
+ m_pTextCtrl = pTextCtrl;
+}
+
+void wxLogTextCtrl::DoLogString(const wxChar *szString, time_t WXUNUSED(t))
+{
+ wxString msg;
+ TimeStamp(&msg);
+
+ msg << szString << wxT('\n');
+ m_pTextCtrl->AppendText(msg);
+}
+
+#endif // wxUSE_LOG && wxUSE_TEXTCTRL
+
projects / wxWidgets.git / blobdiff