kmiconview.cpp
/*
* This file is part of the KDE libraries
* Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License version 2 as published by the Free Software Foundation.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
**/
#include "kmiconview.h"
#include "kmprinter.h"
#include <qpainter.h>
#include <kiconloader.h>
#include <kdebug.h>
KMIconViewItem::KMIconViewItem(QIconView *parent, KMPrinter *p)
: QIconViewItem(parent)
{
m_state = 0;
m_mode = parent->itemTextPos();
m_pixmap = QString::null;
m_isclass = false;
updatePrinter(p, m_mode);
}
void KMIconViewItem::paintItem(QPainter *p, const QColorGroup& cg)
{
if (m_state != 0)
{
QFont f(p->font());
if (m_state & 0x1) f.setBold(true);
if (m_state & 0x2) f.setItalic(true);
p->setFont(f);
}
QIconViewItem::paintItem(p,cg);
}
void KMIconViewItem::calcRect(const QString&)
{
QRect ir(rect()), pr, tr;
// pixmap rect
pr.setWidth(pixmap()->width());
pr.setHeight(pixmap()->height());
// text rect
QFont f(iconView()->font());
if (m_state & 0x1) f.setBold(true);
if (m_state & 0x2) f.setItalic(true);
QFontMetrics fm(f);
if (m_mode == QIconView::Bottom)
tr = fm.boundingRect(0, 0, iconView()->maxItemWidth(), 0xFFFFFF, AlignHCenter|AlignTop|WordBreak|BreakAnywhere, text()+"X");
else
tr = fm.boundingRect(0, 0, 0xFFFFFF, 0xFFFFFF, AlignLeft|AlignTop, text()+"X");
// item rect
if (m_mode == QIconView::Bottom)
{
ir.setHeight(pr.height() + tr.height() + 15);
ir.setWidth(QMAX(pr.width(), tr.width()) + 10);
pr = QRect((ir.width()-pr.width())/2, 5, pr.width(), pr.height());
tr = QRect((ir.width()-tr.width())/2, 10+pr.height(), tr.width(), tr.height());
}
else
{
ir.setHeight(QMAX(pr.height(), tr.height()) + 4);
ir.setWidth(pr.width() + tr.width() + 6);
pr = QRect(2, (ir.height()-pr.height())/2, pr.width(), pr.height());
tr = QRect(4+pr.width(), (ir.height()-tr.height())/2, tr.width(), tr.height());
}
// set rects
setItemRect(ir);
setTextRect(tr);
setPixmapRect(pr);
}
void KMIconViewItem::updatePrinter(KMPrinter *p, int mode)
{
bool update(false);
int oldstate = m_state;
if (p)
{
m_state = ((p->isHardDefault() ? 0x1 : 0x0) | (p->ownSoftDefault() ? 0x2 : 0x0) | (p->isValid() ? 0x4 : 0x0));
update = (oldstate != m_state);
if (p->name() != text() || update)
{
setText(QString::null);
setText(p->name());
}
setKey(QString::fromLatin1("%1_%2").arg((p->isSpecial() ? "special" : (p->isClass(false) ? "class" : "printer"))).arg(p->name()));
m_isclass = p->isClass(false);
}
if (mode != m_mode || ((oldstate&0x4) != (m_state&0x4)) || (p && p->pixmap() != m_pixmap))
{
int iconstate = (m_state&0x4 ? (int)KIcon::DefaultState : (int)KIcon::LockOverlay);
if (p)
m_pixmap = p->pixmap();
m_mode = mode;
if (m_mode == QIconView::Bottom)
setPixmap(DesktopIcon(m_pixmap, 0, iconstate));
else
setPixmap(SmallIcon(m_pixmap, 0, iconstate));
}
//if (update)
// repaint();
setDiscarded(false);
}
KMIconView::KMIconView(QWidget *parent, const char *name)
: KIconView(parent,name)
{
setMode(KIconView::Select);
setSelectionMode(QIconView::Single);
setItemsMovable(false);
setResizeMode(QIconView::Adjust);
m_items.setAutoDelete(false);
setViewMode(KMIconView::Big);
connect(this,SIGNAL(contextMenuRequested(QIconViewItem*,const QPoint&)),SLOT(slotRightButtonClicked(QIconViewItem*,const QPoint&)));
connect(this,SIGNAL(selectionChanged()),SLOT(slotSelectionChanged()));
}
KMIconView::~KMIconView()
{
}
KMIconViewItem* KMIconView::findItem(KMPrinter *p)
{
if (p)
{
QPtrListIterator<KMIconViewItem> it(m_items);
for (;it.current();++it)
if (it.current()->text() == p->name()
&& it.current()->isClass() == p->isClass())
return it.current();
}
return 0;
}
void KMIconView::setPrinterList(QPtrList<KMPrinter> *list)
{
bool changed(false);
QPtrListIterator<KMIconViewItem> it(m_items);
for (;it.current();++it)
it.current()->setDiscarded(true);
if (list)
{
QPtrListIterator<KMPrinter> it(*list);
KMIconViewItem *item(0);
for (;it.current();++it)
{
// only keep real printers (no instances)
if (!it.current()->instanceName().isEmpty())
continue;
item = findItem(it.current());
if (!item)
{
item = new KMIconViewItem(this,it.current());
m_items.append(item);
changed = true;
}
else
item->updatePrinter(it.current(), itemTextPos());
}
}
for (uint i=0; i<m_items.count(); i++)
if (m_items.at(i)->isDiscarded())
{
delete m_items.take(i);
i--;
changed = true;
}
if (changed) sort();
emit selectionChanged();
}
void KMIconView::setViewMode(ViewMode m)
{
m_mode = m;
bool big = (m == KMIconView::Big);
int mode = (big ? QIconView::Bottom : QIconView::Right);
QPtrListIterator<KMIconViewItem> it(m_items);
for (;it.current();++it)
it.current()->updatePrinter(0, mode);
setArrangement((big ? QIconView::LeftToRight : QIconView::TopToBottom));
setItemTextPos((QIconView::ItemTextPos)mode);
//setGridX((big ? 60 : -1));
setWordWrapIconText(true);
}
void KMIconView::slotRightButtonClicked(QIconViewItem *item, const QPoint& p)
{
emit rightButtonClicked(item ? item->text() : QString::null, p);
}
void KMIconView::slotSelectionChanged()
{
KMIconViewItem *item = static_cast<KMIconViewItem*>(currentItem());
emit printerSelected((item && !item->isDiscarded() && item->isSelected() ? item->text() : QString::null));
}
void KMIconView::setPrinter(const QString& prname)
{
QPtrListIterator<KMIconViewItem> it(m_items);
for (; it.current(); ++it)
if (it.current()->text() == prname)
{
setSelected(it.current(), true);
break;
}
}
void KMIconView::setPrinter(KMPrinter *p)
{
setPrinter(p ? p->name() : QString::null);
}
#include "kmiconview.moc"

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