AbaKus – a complex calculator
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/*
* resultlistviewtext.cpp - part of abakus
* Copyright (C) 2004, 2005 Michael Pyne <michael.pyne@kdemail.net>
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <kdebug.h>
#include <tqregexp.h>
#include <tqpainter.h>
#include <tqfontmetrics.h>
#include <tqfont.h>
#include <tqpalette.h>
#include "resultlistviewtext.h"
using namespace ResultList;
ResultListViewText::ResultListViewText(TDEListView *listView,
const TQString &text,
const TQString &result,
ResultListViewText *after,
bool isError)
: TDEListViewItem(listView, after, text, result), m_text(text),
m_result(result), m_wasError(isError), m_stackPosition(0)
{
// This is some kind of non-result answer, don't bother worrying about the
// stack status, it hasn't changed.
}
ResultListViewText::ResultListViewText(TDEListView *listView,
const TQString &text,
const Abakus::number_t &result,
ResultListViewText *after,
bool isError)
: TDEListViewItem(listView, after, text), m_text(text),
m_result(result.toString()), m_wasError(isError), m_stackPosition(0),
m_value(result)
{
if(after) {
ResultListViewText *item = static_cast<ResultListViewText *>(listView->firstChild());
for (; item && item != this; item = static_cast<ResultListViewText *>(item->itemBelow())) {
if(!item->wasError()) {
item->setStackPosition(item->stackPosition() + 1);
item->repaint();
}
}
}
setStackPosition(0);
// Call this manually to be rid of trailing zeroes.
setText(ResultColumn, m_value.toString());
}
void ResultListViewText::setStackPosition(unsigned pos)
{
setText(ShortcutColumn, TQString("$%1").arg(pos));
m_stackPosition = pos;
}
void ResultListViewText::precisionChanged()
{
if(m_wasError)
return;
m_result = m_value.toString();
setText(ResultColumn, m_result);
}
void ResultListViewText::paintCell(TQPainter *p, const TQColorGroup &cg, int column, int width, int align)
{
TQColorGroup group(cg);
// XXX: The TQt::red may not provide good contrast with weird color schemes.
// If so I apologize.
if(m_wasError && column == ResultColumn)
group.setColor(TQColorGroup::Text, m_result == "OK" ? cg.link() : TQt::red);
if(column == ResultColumn) {
TQFont f = p->font();
f.setBold(true);
p->setFont(f);
}
if(column == ShortcutColumn) {
TQFont f = p->font();
f.setItalic(true);
f.setPointSize(TQMIN(f.pointSize() * 9 / 11, 10));
p->setFont(f);
}
TDEListViewItem::paintCell(p, group, column, width, align);
}
int ResultListViewText::width(const TQFontMetrics &fm, const TQListView *lv, int c) const
{
// Simulate painting the text to get accurate results.
if(c == ResultColumn) {
TQFont f = lv->font();
f.setBold(true);
return TDEListViewItem::width(TQFontMetrics(f), lv, c);
}
if(c == ShortcutColumn) {
TQFont f = lv->font();
f.setItalic(true);
f.setPointSize(TQMIN(f.pointSize() * 9 / 11, 10));
return TDEListViewItem::width(TQFontMetrics(f), lv, c);
}
return TDEListViewItem::width(fm, lv, c);
}
void ResultListViewText::setText(int column, const TQString &text)
{
if(!m_wasError && column == ResultColumn) {
TDEListViewItem::setText(column, m_value.toString());
return;
}
TDEListViewItem::setText(column, text);
}