1 // -*- mode: c++; c-file-style: "linux"; c-basic-offset: 2; indent-tabs-mode: nil -*-
2 //
3 //  Copyright (C) 2018 Gunter Königsmann <wxMaxima@physikbuch.de>
4 //
5 //  This program is free software; you can redistribute it and/or modify
6 //  it under the terms of the GNU General Public License as published by
7 //  the Free Software Foundation; either version 2 of the License, or
8 //  (at your option) any later version.
9 //
10 //  This program is distributed in the hope that it will be useful,
11 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
12 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 //  GNU General Public License for more details.
14 //
15 //
16 //  You should have received a copy of the GNU General Public License
17 //  along with this program; if not, write to the Free Software
18 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19 //
20 //  SPDX-License-Identifier: GPL-2.0+
21 
22 #include "LogPane.h"
23 #include "ErrorRedirector.h"
LogPane(wxWindow * parent,wxWindowID id,bool becomeLogTarget)24 LogPane::LogPane(wxWindow *parent, wxWindowID id, bool becomeLogTarget) : wxPanel(parent, id)
25 {
26   m_isLogTarget = false;
27   m_logPanelTarget = NULL;
28   wxBoxSizer *vbox  = new wxBoxSizer(wxVERTICAL);
29 
30   m_textCtrl = new wxTextCtrl(this, -1, wxEmptyString, wxDefaultPosition,
31 					wxDefaultSize,
32 					wxTE_MULTILINE | wxTE_READONLY | wxHSCROLL);
33 
34   m_textCtrl->SetMinSize(wxSize(wxSystemSettings::GetMetric( wxSYS_SCREEN_X )/10,
35                                 wxSystemSettings::GetMetric( wxSYS_SCREEN_Y )/10));
36   vbox->Add(m_textCtrl, wxSizerFlags().Expand().Proportion(1));
37 
38   if(becomeLogTarget)
39     BecomeLogTarget();
40 
41   // m_logPanelTarget->SetRepetitionCounting();
42   // m_logPanelTarget->DisableTimestamp();
43   SetSizerAndFit(vbox);
44 }
45 
DropLogTarget()46 void LogPane::DropLogTarget()
47 {
48   // m_logPanelTarget is automatically destroyed in this step.
49   if(m_isLogTarget)
50   {
51     m_errorRedirector = NULL;
52     wxLog::SetActiveTarget(NULL);
53   }
54   m_logPanelTarget = NULL;
55   m_isLogTarget = false;
56 }
57 
BecomeLogTarget()58 void LogPane::BecomeLogTarget()
59 {
60   m_isLogTarget = true;
61   wxLog::SetActiveTarget(m_logPanelTarget = new wxLogTextCtrl(m_textCtrl));
62   m_errorRedirector = std::unique_ptr<ErrorRedirector>(new ErrorRedirector(new wxLogGui()));
63   #ifdef wxUSE_STD_IOSTREAM
64   if(!ErrorRedirector::LoggingToStdErr())
65     m_textRedirector = std::unique_ptr<wxStreamToTextRedirector>(new wxStreamToTextRedirector(m_textCtrl));
66   #endif
67 }
68 
~LogPane()69 LogPane::~LogPane()
70 {
71   DropLogTarget();
72   #ifdef wxUSE_STD_IOSTREAM
73   m_textRedirector.reset();
74   #endif
75 }
76 
77