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269 lines
7.0 KiB
269 lines
7.0 KiB
/*
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* This file is part of the KDE libraries
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* Copyright (c) 2001 Michael Goffioul <tdeprint@swing.be>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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**/
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#include "kmlistview.h"
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#include "kmprinter.h"
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#include "kmobject.h"
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#include <tqheader.h>
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#include <tqpainter.h>
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#include <tdelocale.h>
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#include <kiconloader.h>
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#include <kcursor.h>
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class KMListViewItem : public TQListViewItem, public KMObject
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{
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public:
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KMListViewItem(TQListView *parent, const TQString& txt);
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KMListViewItem(TQListViewItem *parent, const TQString& txt);
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KMListViewItem(TQListViewItem *parent, KMPrinter *p);
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virtual void paintCell(TQPainter*, const TQColorGroup&, int, int, int);
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void updatePrinter(KMPrinter *p);
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bool isClass() const { return m_isclass; }
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protected:
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void init(KMPrinter *p = 0);
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private:
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int m_state;
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bool m_isclass;
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};
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KMListViewItem::KMListViewItem(TQListView *parent, const TQString& txt)
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: TQListViewItem(parent,txt)
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{
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init();
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}
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KMListViewItem::KMListViewItem(TQListViewItem *parent, const TQString& txt)
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: TQListViewItem(parent,txt)
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{
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init();
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}
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KMListViewItem::KMListViewItem(TQListViewItem *parent, KMPrinter *p)
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: TQListViewItem(parent)
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{
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init(p);
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}
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void KMListViewItem::init(KMPrinter *p)
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{
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m_state = 0;
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if (p)
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updatePrinter(p);
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setSelectable(depth() == 2);
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}
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void KMListViewItem::updatePrinter(KMPrinter *p)
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{
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bool update(false);
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if (p)
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{
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int oldstate = m_state;
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int st(p->isValid() ? (int)TDEIcon::DefaultState : (int)TDEIcon::LockOverlay);
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m_state = ((p->isHardDefault() ? 0x1 : 0x0) | (p->ownSoftDefault() ? 0x2 : 0x0) | (p->isValid() ? 0x4 : 0x0));
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update = (oldstate != m_state);
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TQString name = (p->isVirtual() ? p->instanceName() : p->name());
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if (name != text(0))
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setText(0, name);
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setPixmap(0, SmallIcon(p->pixmap(), 0, st));
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m_isclass = p->isClass();
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}
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setDiscarded(false);
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if (update)
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repaint();
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}
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void KMListViewItem::paintCell(TQPainter *p, const TQColorGroup& cg, int c, int w, int a)
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{
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if (m_state != 0)
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{
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TQFont f(p->font());
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if (m_state & 0x1) f.setBold(true);
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if (m_state & 0x2) f.setItalic(true);
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p->setFont(f);
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}
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TQListViewItem::paintCell(p,cg,c,w,a);
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}
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//************************************************************************************************
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KMListView::KMListView(TQWidget *parent, const char *name)
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: TQListView(parent,name)
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{
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m_items.setAutoDelete(false);
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addColumn("");
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header()->hide();
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setFrameStyle(TQFrame::WinPanel|TQFrame::Sunken);
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setLineWidth(1);
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setSorting(0);
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connect(this,TQT_SIGNAL(contextMenuRequested(TQListViewItem*,const TQPoint&,int)),TQT_SLOT(slotRightButtonClicked(TQListViewItem*,const TQPoint&,int)));
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connect(this,TQT_SIGNAL(selectionChanged()),TQT_SLOT(slotSelectionChanged()));
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connect(this,TQT_SIGNAL(onItem(TQListViewItem*)),TQT_SLOT(slotOnItem(TQListViewItem*)));
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connect(this,TQT_SIGNAL(onViewport()),TQT_SLOT(slotOnViewport()));
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m_root = new KMListViewItem(this,i18n("Print System"));
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m_root->setPixmap(0,SmallIcon("tdeprint_printer"));
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m_root->setOpen(true);
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m_classes = new KMListViewItem(m_root,i18n("Classes"));
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m_classes->setPixmap(0,SmallIcon("package"));
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m_classes->setOpen(true);
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m_printers = new KMListViewItem(m_root,i18n("Printers"));
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m_printers->setPixmap(0,SmallIcon("package"));
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m_printers->setOpen(true);
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m_specials = new KMListViewItem(m_root,i18n("Specials"));
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m_specials->setPixmap(0,SmallIcon("package"));
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m_specials->setOpen(true);
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sort();
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}
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KMListView::~KMListView()
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{
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}
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void KMListView::slotRightButtonClicked(TQListViewItem *item, const TQPoint& p, int)
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{
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emit rightButtonClicked(item && item->depth() == 2 ? item->text(0) : TQString::null, p);
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}
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KMListViewItem* KMListView::findItem(KMPrinter *p)
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{
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if (p)
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{
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TQPtrListIterator<KMListViewItem> it(m_items);
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bool isVirtual(p->isVirtual()), isClass(p->isClass());
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for (;it.current();++it)
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if (isVirtual)
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{
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if (it.current()->depth() == 3 && it.current()->text(0) == p->instanceName()
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&& it.current()->parent()->text(0) == p->printerName())
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return it.current();
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}
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else
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{
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if (it.current()->isClass() == isClass && it.current()->text(0) == p->name())
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return it.current();
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}
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}
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return 0;
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}
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KMListViewItem* KMListView::findItem(const TQString& prname)
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{
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TQPtrListIterator<KMListViewItem> it(m_items);
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for (; it.current(); ++it)
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if (it.current()->depth() == 2 && it.current()->text(0) == prname)
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return it.current();
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return 0;
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}
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void KMListView::setPrinterList(TQPtrList<KMPrinter> *list)
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{
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bool changed(false);
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TQPtrListIterator<KMListViewItem> it(m_items);
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for (;it.current();++it)
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it.current()->setDiscarded(true);
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if (list)
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{
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TQPtrListIterator<KMPrinter> it(*list);
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KMListViewItem *item (0);
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for (;it.current();++it)
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{
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item = findItem(it.current());
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if (!item)
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{
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if (it.current()->isVirtual())
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{
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KMListViewItem *pItem = findItem(it.current()->printerName());
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if (!pItem)
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continue;
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item = new KMListViewItem(pItem, it.current());
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pItem->setOpen(true);
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}
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else
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item = new KMListViewItem((it.current()->isSpecial() ? m_specials : (it.current()->isClass(false) ? m_classes : m_printers)),it.current());
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m_items.append(item);
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changed = true;
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}
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else
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item->updatePrinter(it.current());
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}
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}
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TQPtrList<KMListViewItem> deleteList;
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deleteList.setAutoDelete(true);
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for (uint i=0; i<m_items.count(); i++)
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if (m_items.at(i)->isDiscarded())
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{
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// instance items are put in front of the list
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// so that they are destroyed first
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KMListViewItem *item = m_items.take(i);
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if (item->depth() == 2)
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deleteList.append(item);
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else
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deleteList.prepend(item);
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i--;
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changed = true;
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}
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deleteList.clear();
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if (changed) sort();
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emit selectionChanged();
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}
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void KMListView::slotSelectionChanged()
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{
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KMListViewItem *item = static_cast<KMListViewItem*>(currentItem());
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emit printerSelected((item && !item->isDiscarded() && item->depth() == 2 ? item->text(0) : TQString::null));
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}
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void KMListView::setPrinter(const TQString& prname)
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{
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TQPtrListIterator<KMListViewItem> it(m_items);
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for (;it.current();++it)
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if (it.current()->text(0) == prname)
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{
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setSelected(it.current(),true);
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break;
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}
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}
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void KMListView::setPrinter(KMPrinter *p)
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{
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setPrinter(p ? p->name() : TQString::null);
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}
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void KMListView::slotOnItem(TQListViewItem *)
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{
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setCursor(KCursor::handCursor());
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}
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void KMListView::slotOnViewport()
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{
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setCursor(KCursor::arrowCursor());
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}
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#include "kmlistview.moc"
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