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/*
* File: CommandLine.cpp
*
* Author: Jacob Dekel
* Created on: Aug 7, 2009
*
* Copyright (c) 2009-2013 Jacob Dekel
* $Id$
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "CommandLine.h"
#include "Preferences.h"
#include <QKeyEvent>
#include <iostream>
CommandLine::CommandLine(QWidget * parent)
: QLineEdit(parent), mHistoryPtr(-1)
{
setMaxLength(512);
setFont();
}
CommandLine::~CommandLine()
{
}
QSize CommandLine::sizeHint()
{
return QSize(1024, 50);
}
void CommandLine::enterPressed(const QString & text1)
{
hOutDebug(4,"text1:"<< this->text().toStdString());
mHistory.insert(mHistory.begin(),text1);
while (mHistory.size() > 100)
mHistory.erase(mHistory.end()-1);
mHistoryPtr = -1;
this->setText("");
}
void CommandLine::keyPressEvent(QKeyEvent * event)
{
hOutDebug(4, "key:" << event->key() << " " << (event->key() == Qt::Key_Up));
QLineEdit::keyPressEvent(event);
switch (event->key())
{
case Qt::Key_Enter:
case Qt::Key_Return:
enterPressed(this->text());
break;
case Qt::Key_Down:
if (mHistoryPtr >= 0) mHistoryPtr--;
setLine();
break;
case Qt::Key_Up:
mHistoryPtr++;
if (mHistoryPtr >= (signed) mHistory.size()) mHistoryPtr = mHistory.size()-1;
setLine();
break;
case Qt::Key_C:
if (event->modifiers() && Qt::CTRL)
emit ctrl_c();
break;
default:
break;
}
}
void CommandLine::setLine()
{
hOutDebug(4,"setLine:" << mHistoryPtr << " size:" << mHistory.size() << " " << mHistory[mHistoryPtr].toStdString());
if (mHistoryPtr < -1 || mHistoryPtr >= (signed) mHistory.size())
return;
if (mHistoryPtr != -1)
this->setText(mHistory[mHistoryPtr]);
else
this->setText("");
}
void CommandLine::setFont()
{
Preferences& pref = Preferences::getInstance();
QFont font(pref.fontName(Preferences::CommandFontObject).c_str(),
pref.fontSize(Preferences::CommandFontObject),
(pref.fontIsBold(Preferences::CommandFontObject) ? QFont::Bold : QFont::Normal),
pref.fontIsItalic(Preferences::CommandFontObject));
font.setStyleHint(QFont::Courier);
QLineEdit::setFont(font);
}
bool CommandLine::empty()
{
return (!(mHistory.size() > 0));
}
void CommandLine::save()
{
Preferences& pref = Preferences::getInstance();
while(mHistory.size() > 30)
mHistory.pop_back();
pref.setHistory(mHistory);
}
void CommandLine::restore()
{
Preferences& pref = Preferences::getInstance();
pref.getHistory(mHistory);
}
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