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/****************************************************************************
* *
* Copyright (C) 2005 Michael Buesch <mbuesch@freenet.de> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License version 2 *
* as published by the Free Software Foundation. *
* *
* 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. Additionally a copy of the *
* GNU General Public License is available here: *
* http://passwordmanager.sourceforge.net/gplv2.txt *
* http://www.gnu.org/licenses/gpl.txt *
* *
****************************************************************************/
#include "regtrack.h"
#include "stack.h"
#define OFFSET_COLUMN 0
#define DATA_COLUMN 1
/***************************************************************************
* class StackItem
***************************************************************************/
StackItem::StackItem(StackView *_parent, int _pos)
: QListViewItem (_parent)
, parent (_parent)
, pos (_pos)
{
setRenameEnabled(DATA_COLUMN, true);
}
StackItem::~StackItem()
{
}
void StackItem::setName(const QString &str)
{
QListViewItem::setText(OFFSET_COLUMN, str);
}
void StackItem::setText(const QString &str)
{
QListViewItem::setText(DATA_COLUMN, str);
}
QString StackItem::text() const
{
return QListViewItem::text(DATA_COLUMN);
}
int StackItem::width(const QFontMetrics &fm,
const QListView *lv,
int c) const
{
return QListViewItem::width(fm, lv, c) + 10;
}
int StackItem::compare(QListViewItem *_item,
int /*col*/,
bool /*ascending*/) const
{
StackItem *item = dynamic_cast<StackItem *>(_item);
if (!item)
return 0;
return pos - item->pos;
}
/***************************************************************************
* class StackView
***************************************************************************/
StackView::StackView(RegTrack *_rt,
const char *name,
WFlags f)
: QListView (_rt, name, f)
, rt (_rt)
{
setFont(RegTrack::dataFont);
addColumn("Offset");
addColumn("Data", -1);
reset();
setDefaultRenameAction(Accept);
connect(this, SIGNAL(doubleClicked(QListViewItem *, const QPoint &, int)),
this, SLOT(itemDoubleClicked(QListViewItem *, const QPoint &, int)));
connect(this, SIGNAL(mouseButtonClicked(int, QListViewItem *, const QPoint &, int)),
this, SLOT(itemClicked(int, QListViewItem *, const QPoint &, int)));
}
StackView::~StackView()
{
}
int StackView::size() const
{
return childCount() * sizeof(int32_t);
}
int StackView::count() const
{
return childCount();
}
void StackView::push(QString str)
{
if (str.isEmpty())
str = "<undefined>";
StackItem *item = new StackItem(this, list.count());
list.append(item);
item->setText(str);
updateItemNames();
adjustColumn(DATA_COLUMN);
if (rt->freeSize && list.size() > 1)
rt->freeSize->setMaxValue((list.size() - 1) * sizeof(int32_t));
}
QString StackView::pop()
{
if (list.isEmpty())
return QString();
StackItem *item = list.last();
QString ret = item->text();
if (count() > 1) {
delete item;
list.pop_back();
}
updateItemNames();
if (rt->freeSize && list.size() > 1)
rt->freeSize->setMaxValue((list.size() - 1) * sizeof(int32_t));
return ret;
}
void StackView::updateItemNames()
{
int cnt = list.size() - 1;
QString str;
StackItem *item;
QValueList<StackItem *>::iterator i = list.begin(),
end = list.end();
for ( ; i != end; ++i) {
item = *i;
str = QString::number(cnt * sizeof(int32_t), 16);
cnt--;
str += "(%esp)";
item->setName(str);
}
}
void StackView::reset(bool full)
{
QValueList<StackItem *>::iterator i = list.begin(),
end = list.end();
for ( ; i != end; ++i)
delete *i;
list.clear();
if (!full)
push("stack bottom");
}
void StackView::itemDoubleClicked(QListViewItem *_item,
const QPoint &/*point*/,
int /*column*/)
{
StackItem *item = dynamic_cast<StackItem *>(_item);
if (!item)
return;
item->startRename(DATA_COLUMN);
}
void StackView::itemClicked(int button,
QListViewItem *_item,
const QPoint &/*pos*/,
int /*column*/)
{
StackItem *item = dynamic_cast<StackItem *>(_item);
if (!item)
return;
if (button == Qt::MidButton)
rt->clipboardPut(item->text());
}
void StackView::load(QDataStream &ds)
{
QString str;
int cnt;
reset(true);
ds >> cnt;
for ( ; cnt; cnt--) {
ds >> str;
push(str);
}
}
void StackView::save(QDataStream &ds)
{
ds << count();
QValueList<StackItem *>::iterator i = list.begin(),
end = list.end();
for ( ; i != end; ++i)
ds << (*i)->text();
}
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