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/* -*- mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* Main authors:
* Guido Tack <tack@gecode.org>
*
* Copyright:
* Guido Tack, 2006
*
* This file is part of Gecode, the generic constraint
* development environment:
* http://www.gecode.org
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <QtGui>
#if QT_VERSION >= 0x050000
#include <QtWidgets>
#endif
#include <iostream>
#include <gecode/gist/textoutput.hh>
#include <gecode/gist/gecodelogo.hh>
namespace Gecode { namespace Gist {
/// \brief An outputstream that prints on a QTextEdit
class GistOutputStream
: public std::basic_ostream<char, std::char_traits<char> > {
/// \brief Buffer for printing on a QTextEdit
class Buf
: public std::basic_streambuf<char, std::char_traits<char> > {
QString buffer;
QTextEdit* editor;
public:
void flush(void) {
QTextBlockFormat bf = editor->textCursor().blockFormat();
bf.setBottomMargin(0);
editor->textCursor().setBlockFormat(bf);
editor->append(buffer);
buffer.clear();
}
virtual int overflow(int v = std::char_traits<char>::eof()) {
if (v == '\n') {
flush();
} else {
buffer += (char)v;
}
return v;
}
Buf(QTextEdit* e) : editor(e) {}
};
Buf _buf;
public:
GistOutputStream(QTextEdit* editor)
: std::basic_ostream<char, std::char_traits<char> >(&_buf),
_buf(editor) {
clear();
}
void flush(void) {
_buf.flush();
}
};
TextOutputI::TextOutputI(const std::string& name, QWidget *parent)
: QMainWindow(parent) {
Logos logos;
QPixmap myPic;
myPic.loadFromData(logos.gistLogo, logos.gistLogoSize);
setWindowIcon(myPic);
QFont font;
QString fontFamily("Courier");
font.setFamily(fontFamily);
font.setFixedPitch(true);
font.setPointSize(12);
editor = new QTextEdit;
editor->setFont(font);
editor->setReadOnly(true);
editor->setLineWrapMode(QTextEdit::FixedColumnWidth);
editor->setLineWrapColumnOrWidth(80);
os = new GistOutputStream(editor);
QAction* clearText = new QAction("Clear", this);
clearText->setShortcut(QKeySequence("Ctrl+K"));
this->addAction(clearText);
connect(clearText, SIGNAL(triggered()), editor,
SLOT(clear()));
QAction* closeWindow = new QAction("Close window", this);
closeWindow->setShortcut(QKeySequence("Ctrl+W"));
this->addAction(closeWindow);
connect(closeWindow, SIGNAL(triggered()), this,
SLOT(close()));
QToolBar* t = addToolBar("Tools");
t->setFloatable(false);
t->setMovable(false);
t->addAction(clearText);
stayOnTop = new QAction("Stay on top", this);
stayOnTop->setCheckable(true);
t->addAction(stayOnTop);
connect(stayOnTop, SIGNAL(changed()), this,
SLOT(changeStayOnTop()));
changeStayOnTop();
setCentralWidget(editor);
setWindowTitle(QString((std::string("Gist Console: ") + name).c_str()));
setAttribute(Qt::WA_QuitOnClose, false);
setAttribute(Qt::WA_DeleteOnClose, false);
resize(600,300);
}
TextOutputI::~TextOutputI(void) {
delete os;
}
std::ostream&
TextOutputI::getStream(void) {
return *os;
}
void
TextOutputI::flush(void) {
static_cast<GistOutputStream*>(os)->flush();
}
void
TextOutputI::insertHtml(const QString& s) {
QTextBlockFormat bf = editor->textCursor().blockFormat();
bf.setBottomMargin(0);
editor->textCursor().setBlockFormat(bf);
editor->insertHtml(s);
editor->ensureCursorVisible();
}
void TextOutputI::changeStayOnTop(void) {
QPoint p = pos();
if (stayOnTop->isChecked()) {
setWindowFlags(windowFlags() | Qt::WindowStaysOnTopHint);
} else {
setWindowFlags(windowFlags() & ~Qt::WindowStaysOnTopHint);
}
move(p);
show();
}
}}
// STATISTICS: gist-any
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