# kdeprint Library API Documentation

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# driveritem.cpp

    00001 /*
    00002  *  This file is part of the KDE libraries
    00003  *  Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be>
    00004  *
    00005  *  This library is free software; you can redistribute it and/or
    00006  *  modify it under the terms of the GNU Library General Public
    00007  *  License version 2 as published by the Free Software Foundation.
    00008  *
    00009  *  This library is distributed in the hope that it will be useful,
    00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012  *  Library General Public License for more details.
    00013  *
    00014  *  You should have received a copy of the GNU Library General Public License
    00015  *  along with this library; see the file COPYING.LIB.  If not, write to
    00016  *  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00017  *  Boston, MA 02111-1307, USA.
    00018  **/
    00019
    00020 #include "driveritem.h"
    00021 #include "driver.h"
    00022
    00023 #include <qpainter.h>
    00024 #include <kiconloader.h>
    00025 #include <kdebug.h>
    00026
    00027 DriverItem::DriverItem(QListView *parent, DrBase *item)
    00028 : QListViewItem(parent), m_item(item), m_conflict(false)
    00029 {
    00030     setOpen(depth() < 3);
    00031     setPixmap(0,SmallIcon("fileprint"));
    00032     updateText();
    00033 }
    00034
    00035 DriverItem::DriverItem(QListViewItem *parent, QListViewItem *after, DrBase *item)
    00036 : QListViewItem(parent, after), m_item(item), m_conflict(false)
    00037 {
    00038     setOpen(depth() < 3);
    00039     if (item) setPixmap(0,SmallIcon((item->isOption() ? "document" : "folder")));
    00040     updateText();
    00041 }
    00042
    00043 void DriverItem::updateText()
    00044 {
    00045     if (m_item)
    00046     {
    00047         QString s(m_item->get("text"));
    00048         if (m_item->isOption())
    00049             s.append(QString::fromLatin1(": <%1>").arg(m_item->prettyText()));
    00050         if (m_item->type() == DrBase::List)
    00051         {
    00052             // remove all children: something has changed (otherwise this
    00053             // function would not be called), so it make sense to remove
    00054             // those children in all cases.
    00055             while (firstChild())
    00056                 delete firstChild();
    00057             DrBase  *ch = static_cast<DrListOption*>(m_item)->currentChoice();
    00058             if (ch && ch->type() == DrBase::ChoiceGroup)
    00059             {
    00060                 // add new children
    00061                 static_cast<DrChoiceGroup*>(ch)->createItem(this);
    00062                 setOpen(true);
    00063             }
    00064         }
    00065         setText(0,s);
    00066     }
    00067     else
    00068         setText(0,"ERROR");
    00069     widthChanged();
    00070 }
    00071
    00072 void DriverItem::paintCell(QPainter *p, const QColorGroup& cg, int, int width, int)
    00073 {
    00074     // background
    00075     p->fillRect(0, 0, width, height(), cg.base());
    00076
    00077     // highlight rectangle
    00078     if (isSelected())
    00079         p->fillRect(0, 0, /*2+p->fontMetrics().width(text(0))+(pixmap(0) ? pixmap(0)->width()+2 : 0)*/ width, height(), (m_conflict ? red : cg.highlight()));
    00080
    00081     // draw pixmap
    00082     int w(0);
    00083     if (pixmap(0) && !pixmap(0)->isNull())
    00084     {
    00085         int h((height()-pixmap(0)->height())/2);
    00086         p->drawPixmap(w,h,*pixmap(0));
    00087         w += (pixmap(0)->width()+2);
    00088     }
    00089
    00090     // draw Text
    00091     if (!m_item || !m_item->isOption() || isSelected())
    00092     {
    00093         p->setPen((isSelected() ? cg.highlightedText() : (m_conflict ? red : cg.text())));
    00094         p->drawText(w,0,width-w,height(),Qt::AlignLeft|Qt::AlignVCenter,text(0));
    00095     }
    00096     else
    00097     {
    00098         int w1(0);
    00099         QString s(m_item->get("text") + ": <");
    00100         w1 = p->fontMetrics().width(s);
    00101         p->setPen(cg.text());
    00102         p->drawText(w,0,w1,height(),Qt::AlignLeft|Qt::AlignVCenter,s);
    00103         w += w1;
    00104         p->setPen((m_conflict ? red : darkGreen));
    00105         s = m_item->prettyText();
    00106         w1 = p->fontMetrics().width(s);
    00107         p->drawText(w,0,w1,height(),Qt::AlignLeft|Qt::AlignVCenter,s);
    00108         w += w1;
    00109         p->setPen(cg.text());
    00110         s = QString::fromLatin1(">");
    00111         w1 = p->fontMetrics().width(s);
    00112         p->drawText(w,0,w1,height(),Qt::AlignLeft|Qt::AlignVCenter,s);
    00113     }
    00114 }
    00115
    00116 bool DriverItem::updateConflict()
    00117 {
    00118     m_conflict = false;
    00119     if (m_item)
    00120     {
    00121         if (!m_item->isOption())
    00122         {
    00123             DriverItem  *item = (DriverItem*)firstChild();
    00124             while (item)
    00125             {
    00126                 if (item->updateConflict())
    00127                     m_conflict = true;
    00128                 item = (DriverItem*)item->nextSibling();
    00129             }
    00130         }
    00131         else
    00132         {
    00133             m_conflict = (m_item->conflict());
    00134         }
    00135     }
    00136     repaint();
    00137     return m_conflict;
    00138 }
    00139
    00140 void DriverItem::updateTextRecursive()
    00141 {
    00142     if ( m_item->isOption() )
    00143         updateText();
    00144
    00145     DriverItem *item = static_cast<DriverItem*>( firstChild() );
    00146     while ( item )
    00147     {
    00148         item->updateTextRecursive();
    00149         item = static_cast<DriverItem*>( item->nextSibling() );
    00150     }
    00151 }

This file is part of the documentation for kdeprint Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Sat Jun 11 20:31:01 2005 by doxygen 1.4.1 written by Dimitri van Heesch, © 1997-2003