kpqtpage.cpp

/*
 *  This file is part of the KDE libraries
 *  Copyright (c) 2001 Michael Goffioul <tdeprint@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 "kpqtpage.h"
#include "kprinter.h"
#include "kxmlcommand.h"
#include "driver.h"
#include "util.h"
 
#include <tqcombobox.h>
#include <tqbuttongroup.h>
#include <tqradiobutton.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqwhatsthis.h>
 
#include <kiconloader.h>
#include <tdelocale.h>
#include <kdebug.h>
 
#define ORIENT_PORTRAIT_ID  0
#define ORIENT_LANDSCAPE_ID 1
 
#define COLORMODE_COLOR_ID  0
#define COLORMODE_GRAYSCALE_ID  1
 
#define NUP_1       0
#define NUP_2       1
#define NUP_4       2
#define NUP_OTHER   3
 
//*****************************************************************************************************
 
KPQtPage::KPQtPage(TQWidget *parent, const char *name)
: KPrintDialogPage(parent,name)
{
    init();
}
 
KPQtPage::KPQtPage(DrMain *driver, TQWidget *parent, const char *name)
: KPrintDialogPage(0, (driver && driver->findOption("PageSize") ? driver : 0), parent, name)
{
    init();
}
 
KPQtPage::~KPQtPage()
{
}
 
void KPQtPage::init()
{
        //WhatsThis strings.... (added by pfeifle@kde.org)
    TQString whatsThisColorModeOtPageLabel = i18n( " <qt> "
            " <b>Selection of color mode:</b> You can choose between 2 options: "
            " <ul><li><b>Color</b> and</li> "
                        " <li><b>Grayscale</b></li></ul> "
            " <b>Note:</b> This selection field may be grayed out and made inactive. "
            " This happens if TDEPrint can not retrieve "
            " enough information about your print file. In this case the embedded color- or grayscale information "
            " of your printfile, and the default handling of the printer take precedence. "
            " </qt>" );
    TQString whatsThisPageSizeOtPageLabel = i18n( " <qt> "
            " <b>Selection of page size:</b> Select paper size to be printed on from "
            " the drop-down menu. "
            " <p>The exact list of choices depends on the printer driver (\"PPD\") you have installed. "
            " </qt>" );
    TQString whatsThisPagesPerSheetOtPageLabel = i18n( " <qt> "
            " <b>Selection of pages per sheet:</b> "
                        " You can choose to print more than one page onto each sheet of paper. "
                        " This is sometimes useful to save paper. "
                        " <p><b>Note 1:</b> the page images get scaled down accordingly to print 2 or 4 pages per sheet. "
                        " The page image does not get scaled if you print 1 page per sheet (the default setting.). "
                        " <p><b>Note 2:</b> If you select multiple pages per sheet here, the scaling and re-arranging is done "
                        " by your printing system. "
            " <p><b>Note 3, regarding \"Other\":</b> You cannot really select <em>Other</em> as the number of "
            " pages to print on one sheet.\"Other\" is checkmarked here for information purposes only. "
            " <p>To select 8, 9, 16 or other numbers of "
            " pages per sheet: "
            " <ul> "
            " <li> go to the tab headlined \"Filter\"</li>"
            " <li> enable the <em>Multiple Pages per Sheet</em> filter </li>"
            " <li> and configure it (bottom-most button on the right of the \"Filters\" tab). </li>"
            " </ul>"
            " </qt>" );
    TQString whatsThisOrientationOtPageLabel = i18n( " <qt> "
            " <b>Selection of image orientation:</b> Orientation of the printed "
                        " pageimage on your paper is controlled by the radio buttons. By default, "
                        " the orientation is <em>Portrait</em> "
                        " <p>You can select 2 alternatives: "
                        " <ul> "
                        " <li> <b>Portrait.</b>.Portrait is the default setting. </li> "
                        " <li> <b>Landscape.</b> </li> "
                        " </ul> "
                        " The icon changes according to your selection."
            " </qt>" );
    setTitle(i18n("Print Format"));
 
    // widget creation
    m_pagesize = new TQComboBox(this);
          TQWhatsThis::add(m_pagesize, whatsThisPageSizeOtPageLabel);
    TQLabel *m_pagesizelabel = new TQLabel(i18n("Page s&ize:"), this);
    m_pagesizelabel->setAlignment(TQt::AlignVCenter|TQt::AlignRight);
    m_pagesizelabel->setBuddy(m_pagesize);
    m_orientbox = new TQButtonGroup(0, TQt::Vertical, i18n("Orientation"), this);
          TQWhatsThis::add(m_orientbox, whatsThisOrientationOtPageLabel);
    m_colorbox = new TQButtonGroup(0, TQt::Vertical, i18n("Color Mode"), this);
          TQWhatsThis::add(m_colorbox, whatsThisColorModeOtPageLabel);
    TQRadioButton   *m_portrait = new TQRadioButton(i18n("&Portrait"), m_orientbox);
          TQWhatsThis::add(m_portrait, whatsThisOrientationOtPageLabel);
 
    TQRadioButton   *m_landscape = new TQRadioButton(i18n("&Landscape"), m_orientbox);
          TQWhatsThis::add(m_landscape, whatsThisOrientationOtPageLabel);
 
    m_orientpix = new TQLabel(m_orientbox);
    m_orientpix->setAlignment(TQt::AlignCenter);
          TQWhatsThis::add(m_orientpix, whatsThisOrientationOtPageLabel);
 
    TQRadioButton   *m_color = new TQRadioButton(i18n("Colo&r"), m_colorbox);
          TQWhatsThis::add(m_color, whatsThisColorModeOtPageLabel);
 
    TQRadioButton   *m_grayscale = new TQRadioButton(i18n("&Grayscale"), m_colorbox);
    m_colorpix = new TQLabel(m_colorbox);
    m_colorpix->setAlignment(TQt::AlignCenter);
          TQWhatsThis::add(m_colorpix, whatsThisColorModeOtPageLabel);
 
    m_nupbox = new TQButtonGroup(0, TQt::Vertical, i18n("Pages per Sheet"), this);
        //  TQWhatsThis::add(m_nupbox, whatsThisPagesPerSheetOtPageLabel);
    TQRadioButton   *m_nup1 = new TQRadioButton("&1", m_nupbox);
          TQWhatsThis::add(m_nup1, whatsThisPagesPerSheetOtPageLabel);
    TQRadioButton   *m_nup2 = new TQRadioButton("&2", m_nupbox);
          TQWhatsThis::add(m_nup2, whatsThisPagesPerSheetOtPageLabel);
    TQRadioButton   *m_nup4 = new TQRadioButton("&4", m_nupbox);
          TQWhatsThis::add(m_nup4, whatsThisPagesPerSheetOtPageLabel);
    TQRadioButton   *m_nupother = new TQRadioButton(i18n("Ot&her"), m_nupbox);
          TQWhatsThis::add(m_nupother, whatsThisPagesPerSheetOtPageLabel);
 
    m_nuppix = new TQLabel(m_nupbox);
    m_nuppix->setAlignment(TQt::AlignCenter);
          TQWhatsThis::add(m_nuppix, whatsThisPagesPerSheetOtPageLabel);
 
    // layout creation
    TQGridLayout    *lay0 = new TQGridLayout(this, 3, 2, 0, 10);
    lay0->setRowStretch(1,1);
    lay0->setRowStretch(2,1);
    lay0->addWidget(m_pagesizelabel,0,0);
    lay0->addWidget(m_pagesize,0,1);
    lay0->addWidget(m_orientbox,1,0);
    lay0->addWidget(m_colorbox,1,1);
    lay0->addWidget(m_nupbox,2,0);
    TQGridLayout    *lay1 = new TQGridLayout(m_orientbox->layout(), 2, 2, 10);
    lay1->addWidget(m_portrait,0,0);
    lay1->addWidget(m_landscape,1,0);
    lay1->addMultiCellWidget(m_orientpix,0,1,1,1);
    TQGridLayout    *lay2 = new TQGridLayout(m_colorbox->layout(), 2, 2, 10);
    lay2->addWidget(m_color,0,0);
    lay2->addWidget(m_grayscale,1,0);
    lay2->addMultiCellWidget(m_colorpix,0,1,1,1);
    TQGridLayout    *lay3 = new TQGridLayout(m_nupbox->layout(), 4, 2, 5);
    lay3->addWidget(m_nup1,0,0);
    lay3->addWidget(m_nup2,1,0);
    lay3->addWidget(m_nup4,2,0);
    lay3->addWidget(m_nupother,3,0);
    lay3->addMultiCellWidget(m_nuppix,0,3,1,1);
 
    // initialization
    m_portrait->setChecked(true);
    slotOrientationChanged(0);
    m_color->setChecked(true);
    slotColorModeChanged(0);
    m_nup1->setChecked(true);
    slotNupChanged(0);
 
    if (!KXmlCommandManager::self()->checkCommand("psnup"))
        m_nupbox->setEnabled(false);
    if (KPrinter::applicationType() != KPrinter::Dialog
            && KPrinter::applicationType() >= 0 )
    {
        m_orientbox->setEnabled(false);
        m_colorbox->setEnabled(false);
        m_pagesize->setEnabled(driver());
        m_pagesizelabel->setEnabled(driver());
    }
 
    if (!driver())
    {
        for (int i=0; i<KPrinter::NPageSize-1; i++)
            m_pagesize->insertItem(i18n(page_sizes[i].text));
        // default page size to locale settings
        m_pagesize->setCurrentItem(findIndex((KPrinter::PageSize)(TDEGlobal::locale()->pageSize())));
    }
    else
    {
        DrListOption    *lopt = static_cast<DrListOption*>(driver()->findOption("PageSize"));
        TQPtrListIterator<DrBase>   it(*(lopt->choices()));
        for (; it.current(); ++it)
        {
            m_pagesize->insertItem(it.current()->get("text"));
            if (it.current() == lopt->currentChoice())
                m_pagesize->setCurrentItem(m_pagesize->count()-1);
        }
    }
 
    // connections
    connect(m_orientbox,TQ_SIGNAL(clicked(int)),TQ_SLOT(slotOrientationChanged(int)));
    connect(m_colorbox,TQ_SIGNAL(clicked(int)),TQ_SLOT(slotColorModeChanged(int)));
    connect(m_nupbox,TQ_SIGNAL(clicked(int)),TQ_SLOT(slotNupChanged(int)));
}
 
void KPQtPage::slotOrientationChanged(int ID)
{
    m_orientpix->setPixmap(UserIcon((ID == ORIENT_PORTRAIT_ID ? "tdeprint_portrait" : "tdeprint_landscape")));
}
 
void KPQtPage::slotColorModeChanged(int ID)
{
    m_colorpix->setPixmap(UserIcon((ID == COLORMODE_COLOR_ID ? "tdeprint_color" : "tdeprint_grayscale")));
}
 
void KPQtPage::slotNupChanged(int ID)
{
    TQString    pixstr;
    switch (ID)
    {
        case NUP_1: pixstr = "tdeprint_nup1"; break;
        case NUP_2: pixstr = "tdeprint_nup2"; break;
        case NUP_4: pixstr = "tdeprint_nup4"; break;
        case NUP_OTHER: pixstr = "tdeprint_nupother"; break;
    }
    m_nuppix->setPixmap(UserIcon(pixstr));
}
 
void KPQtPage::setOptions(const TQMap<TQString,TQString>& opts)
{
    int     ID = (opts["kde-orientation"] == "Landscape" ? ORIENT_LANDSCAPE_ID : ORIENT_PORTRAIT_ID);
    m_orientbox->setButton(ID);
    slotOrientationChanged(ID);
    ID = (opts["kde-colormode"] == "GrayScale" ? COLORMODE_GRAYSCALE_ID : COLORMODE_COLOR_ID);
    m_colorbox->setButton(ID);
    slotColorModeChanged(ID);
    if (driver())
    {
        TQString    val = opts["PageSize"];
        if (!val.isEmpty())
        {
            DrListOption    *opt = static_cast<DrListOption*>(driver()->findOption("PageSize"));
            DrBase  *ch = opt->findChoice(val);
            if (ch)
                m_pagesize->setCurrentItem(opt->choices()->findRef(ch));
        }
    }
    else if (!opts["kde-pagesize"].isEmpty())
        m_pagesize->setCurrentItem(findIndex(opts["kde-pagesize"].toInt()));
    ID = NUP_1;
    if (opts["_kde-filters"].find("psnup") != -1)
    {
               if (opts.contains("_kde-psnup-nup")) {
                       ID = opts["_kde-psnup-nup"].toInt();
                       if (ID == 1 || ID == 2 || ID == 4)
                       {
                               if (ID == 4) ID = 3;
                               ID--;
                       }
                       else
                       {
                               ID = NUP_OTHER;
                       }
               }
               else
               {
                       ID = NUP_1;
               }
    }
    m_nupbox->setButton(ID);
    slotNupChanged(ID);
 
    if ( m_orientbox->isEnabled() )
        m_orientbox->setDisabled( opts[ "kde-orientation-fixed" ] == "1" );
    if ( m_pagesize->isEnabled() )
        m_pagesize->setDisabled( opts[ "kde-pagesize-fixed" ] == "1" );
}
 
void KPQtPage::getOptions(TQMap<TQString,TQString>& opts, bool incldef)
{
    opts["kde-orientation"] = (m_orientbox->id(m_orientbox->selected()) == ORIENT_LANDSCAPE_ID ? "Landscape" : "Portrait");
    opts["kde-colormode"] = (m_colorbox->id(m_colorbox->selected()) == COLORMODE_GRAYSCALE_ID ? "GrayScale" : "Color");
    if (driver())
    {
        DrListOption    *opt = static_cast<DrListOption*>(driver()->findOption("PageSize"));
        if (opt)
        {
            DrBase  *ch = opt->choices()->at(m_pagesize->currentItem());
            if (ch && (incldef || ch->name() != opt->get("default")))
            {
                opts["PageSize"] = ch->name();
            }
        }
    }
    else
        opts["kde-pagesize"] = TQString::number(page_sizes[m_pagesize->currentItem()].ID);
    int ID = m_nupbox->id(m_nupbox->selected());
    TQString    s = opts["_kde-filters"];
    if (ID == NUP_1)
    {
        opts.remove("_kde-psnup-nup");
    }
    else if (ID != NUP_OTHER)
    {
        int nup(ID == NUP_2 ? 2 : 4);
        if (s.find("psnup") == -1)
        {
            TQStringList    fl = TQStringList::split(',', s, false);
            KXmlCommandManager::self()->insertCommand(fl, "psnup");
            s = fl.join(",");
        }
        opts["_kde-psnup-nup"] = TQString::number(nup);
    }
    opts["_kde-filters"] = s;
}
#include "kpqtpage.moc"