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/*
* resultlistview.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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <kdebug.h>
#include <kpopupmenu.h>
#include <klocale.h>
#include <qclipboard.h>
#include <qapplication.h>
#include <qevent.h>
#include <qcursor.h>
#include <qdragobject.h>
#include <qheader.h>
#include "resultlistview.h"
#include "resultlistviewtext.h"
#include "dragsupport.h"
using DragSupport::makePixmap;
using namespace ResultList;
ResultListView::ResultListView(QWidget *parent, const char *name) :
KListView(parent, name), m_itemRightClicked(0)
{
connect(this, SIGNAL(doubleClicked(QListViewItem *, const QPoint &, int)),
SLOT(slotDoubleClicked(QListViewItem *, const QPoint &, int)));
addColumn(i18n("Expression"));
addColumn(i18n("Result"));
addColumn(i18n("Shortcut"));
header()->hide(); // I hate that header
header()->setStretchEnabled(ResultColumn, true);
setDragEnabled(true);
setItemMargin(2);
setColumnAlignment(ResultColumn, AlignLeft);
setColumnAlignment(ShortcutColumn, AlignHCenter);
setColumnWidthMode(ResultColumn, Maximum);
setSortColumn(-1);
}
bool ResultListView::getStackValue(unsigned stackPosition, Abakus::number_t &result)
{
QListViewItem *it = firstChild();
for(; it; it = it->itemBelow()) {
ResultListViewText *resultItem = dynamic_cast<ResultListViewText *>(it);
if(!resultItem->wasError() && resultItem->stackPosition() == stackPosition) {
result = Abakus::number_t(resultItem->resultText().latin1());
return true;
}
}
return false;
}
QDragObject *ResultListView::dragObject()
{
QPoint viewportPos = viewport()->mapFromGlobal(QCursor::pos());
ResultListViewText *item = itemUnderCursor();
if(item) {
QString text = item->resultText();
int column = header()->sectionAt(viewportPos.x());
if(column == ExpressionColumn)
text = item->expressionText();
QDragObject *drag = new QTextDrag(text, this);
drag->setPixmap(makePixmap(text, font()));
return drag;
}
return 0;
}
void ResultListView::contextMenuEvent(QContextMenuEvent *e)
{
m_itemRightClicked = itemUnderCursor();
KPopupMenu *menu = constructPopupMenu(m_itemRightClicked);
menu->popup(e->globalPos());
}
void ResultListView::slotDoubleClicked(QListViewItem *item, const QPoint &, int c)
{
ResultListViewText *textItem = dynamic_cast<ResultListViewText *>(item);
if(!textItem)
return;
if(c == ExpressionColumn)
emit signalEntrySelected(textItem->expressionText());
else if(c == ResultColumn)
emit signalResultSelected(textItem->resultText());
}
KPopupMenu *ResultListView::constructPopupMenu(const ResultListViewText *item)
{
KPopupMenu *menu = new KPopupMenu(this, "list view context menu");
menu->insertItem(i18n("Clear &History"), this, SLOT(clear()), ALT+Key_R);
int id = menu->insertItem(i18n("Copy Result to Clipboard"), this, SLOT(slotCopyResult()));
if(!item || item->wasError())
menu->setItemEnabled(id, false);
return menu;
}
void ResultListView::slotCopyResult()
{
if(!m_itemRightClicked)
return;
QClipboard *clipboard = QApplication::clipboard();
clipboard->setText(m_itemRightClicked->resultText(), QClipboard::Clipboard);
}
ResultListViewText *ResultListView::lastItem() const
{
return static_cast<ResultListViewText *>(KListView::lastItem());
}
ResultListViewText *ResultListView::itemUnderCursor() const
{
QPoint viewportPos = viewport()->mapFromGlobal(QCursor::pos());
QListViewItem *underCursor = itemAt(viewportPos);
return static_cast<ResultListViewText *>(underCursor);
}
#include "resultlistview.moc"
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