kprintdialog.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.
 **/
 
/*
 *  "WhatsThis" help items added by Kurt Pfeifle, August 2003,
 *  same copyright as above.
 **/
 
#include "kprintdialog.h"
#include "kprinter.h"
#include "kprinterimpl.h"
#include "kmfactory.h"
#include "kmuimanager.h"
#include "kmmanager.h"
#include "kmprinter.h"
#include "kmvirtualmanager.h"
#include "kprintdialogpage.h"
#include "kprinterpropertydialog.h"
#include "plugincombobox.h"
#include "kpcopiespage.h"
#include "treecombobox.h"
#include "messagewindow.h"
 
#include <tqgroupbox.h>
#include <tqcheckbox.h>
#include <kpushbutton.h>
#include <tqlabel.h>
#include <tqcombobox.h>
#include <tqtabwidget.h>
#include <tqvbox.h>
#include <tqlayout.h>
#include <tqregexp.h>
#include <tdemessagebox.h>
#include <tqdir.h>
#include <tqtooltip.h>
#include <tqwhatsthis.h>
 
#include <tdelocale.h>
#include <kiconloader.h>
#include <tdefiledialog.h>
#include <kurlrequester.h>
#include <klineedit.h>
#include <kdebug.h>
#include <tdeglobal.h>
#include <tdeconfig.h>
#include <kguiitem.h>
#include <kstdguiitem.h>
#include <tdeapplication.h>
#include <tdeio/renamedlg.h>
 
#include <time.h>
 
#define SHOWHIDE(widget,on) if (on) widget->show(); else widget->hide();
 
class KPrintDialog::KPrintDialogPrivate
{
public:
    TQLabel *m_type, *m_state, *m_comment, *m_location, *m_cmdlabel, *m_filelabel;
    KPushButton *m_properties, *m_default, *m_options, *m_ok, *m_extbtn;
    TQPushButton    *m_wizard, *m_filter;
    TQCheckBox  *m_preview;
    TQLineEdit  *m_cmd;
    TreeComboBox    *m_printers;
    TQVBox      *m_dummy;
    PluginComboBox  *m_plugin;
    KURLRequester   *m_file;
    TQCheckBox  *m_persistent;
    bool    m_reduced;
 
    TQPtrList<KPrintDialogPage> m_pages;
    KPrinter        *m_printer;
    bool b_optionsEnabled;
    bool b_propertiesEnabled;
    bool b_systemEnabled;
};
 
KPrintDialog::KPrintDialog(TQWidget *parent, const char *name)
: KDialog(parent,name,true)
{
    //WhatsThis strings.... (added by pfeifle@kde.org)
    TQString whatsThisLocationLabel = i18n(  " <qt><b>Printer Location:</b> The <em>Location</em> may describe where the"
                        " selected printer is located. The Location description is created"
                        " by the administrator of the print system (or may be"
                        " left empty)."
                        " </qt>" );
    TQString whatsThisPrinterType = i18n(    " <qt><b>Printer Type:</b>  The <em>Type</em> indicates your printer type."
                        " </qt>" );
    TQString whatsThisPrinterState = i18n(   " <qt><b>Printer State:</b>  The <em>State</em> indicates the state of the"
                        " print queue on the print server (which could be your localhost). The"
                        " state may be 'Idle', 'Processing', 'Stopped', 'Paused' or similar."
                        " </qt>" );
    TQString whatsThisPrinterComment = i18n( " <qt><b>Printer Comment:</b>  The <em>Comment</em> may describe the selected"
                        " printer. This comment is created by the administrator"
                        " of the print system (or may be left empty)."
                        " </qt>" );
    TQString whatsThisPrinterSelect = i18n(  " <qt><b>Printer Selection Menu:</b> "
                        " <p>Use this combo box to select the printer to which you want to print."
                        " Initially (if you run TDEPrint for the first time), you may only find the "
                        "  <em>TDE special printers</em> (which save"
                        " jobs to disk [as PostScript- or PDF-files], or deliver jobs via"
                        " email (as a PDF"
                        " attachment). If you are missing a real printer, you need to..."
                        " <ul>"
                        " <li>...either create a local printer with the help of the <em>TDE Add"
                        " Printer Wizard</em>. The Wizard is available for the CUPS and RLPR printing"
                        " systems (click button to the left of the <em>'Properties'</em> button),</li>"
                        " <li>...or try to connect to an existing remote"
                        " CUPS print server. You can connect by clicking the <em>'System Options'</em> button"
                        " below. A new dialog opens: click on the <em>'CUPS server'</em>"
                        " icon: Fill in the information required to use the remote"
                        " server. </li> "
                        " </ul>"
                        " <p><b>Note:</b> It may happen that you successfully connected to a remote CUPS "
                        " server and still do not get a printer list. If this happens: force TDEPrint to "
                        " re-load its configuration files."
                        " To reload the configuration files, either start kprinter again, or use the "
                        " switch the print system away from CUPS and back again once. The print system switch "
                        " can be made through a selection in the drop-down menu at bottom of this dialog when "
                        " fully expanded). </p> "
                        " </qt>" );
    TQString whatsThisPrintJobProperties = i18n( " <qt><b>Print Job Properties:</b> "
                        " <p>This button opens a dialog where you can make decisions"
                        " regarding all supported print job options."
                        " </qt>" );
    TQString whatsThisPrinterFilter = i18n(  " <qt><b>Selective View on List of Printers:</b>"
                        " <p> This button reduces the list of visible printers"
                        " to a shorter, more convenient, pre-defined list.</p>"
                        " <p>This is particularly useful in enterprise environments"
                        " with lots of printers. The default is to show <b>all</b> printers.</p>"
                        " <p>To create a personal <em>'selective view list'</em>, click on the"
                        " <em>'System Options'</em> button at the bottom of this dialog."
                        " Then, in the new dialog, select <em>'Filter'</em> (left column in the"
                        " <em>TDE Print Configuration</em> dialog) and setup your selection..</p>"
                        " <p><b>Warning:</b> Clicking this button without prior creation of a personal "
                        " <em>'selective view list'</em> will make all printers dissappear from the "
                        " view. (To re-enable all printers, just click this button again.) </p> "
                        " </qt>" );
    TQString whatsThisAddPrinterWizard = i18n( "<qt><b>TDE Add Printer Wizard</b>"
                        " <p>This button starts the <em>TDE Add Printer Wizard</em>.</p>"
                        " <p>Use the Wizard (with <em>\"CUPS\"</em> or <em>\"RLPR\"</em>) to add locally"
                        " defined printers to your system. </p>"
                        " <p><b>Note:</b> The <em>TDE Add Printer Wizard</em> does <b>not</b> work, "
                        " and this button is disabled if you use "
                        " <em>\"Generic LPD</em>\", <em>\"LPRng\"</em>, or <em>\"Print Through "
                        " an External Program</em>\".) </p> " 
                        " </qt>" );
    TQString whatsThisExternalPrintCommand = i18n( " <qt><b>External Print Command</b>"
                        " <p>Here you can enter any command that would also print for you in "
                        " a <em>konsole</em> window. </p>"
                        " <b>Example:</b> <pre>a2ps -P &lt;printername&gt; --medium=A3</pre>."
                        " </qt>" );
    TQString whatsThisOptions = i18n( " <qt><b>Additional Print Job Options</b>"
                        " <p>This button shows or hides additional printing options.</qt>" );
    TQString whatsThisSystemOptions = i18n(  " <qt><b>System Options:</b> "
                        " <p>This button starts a new dialog where you can adjust various"
                        " settings of your printing system. Amongst them:"
                        " <ul><li> Should \tDE"
                        " applications embed all fonts into the PostScript they"
                        " generate for printing?"
                        " <li> Should TDE use an external PostScript viewer"
                        " like <em>gv</em> for print page previews?"
                        " <li> Should TDEPrint use a local or a remote CUPS server?,"
                        " </ul> and many more.... "
                            " </qt>" );
 
    TQString whatsThisHelpButton = i18n(     " <qt><b>Help:</b> This button takes you to the complete <em>TDEPrint"
                        " Manual</em>."
                            " </qt>" );
 
    TQString whatsThisCancelButton = i18n(   " <qt><b>Cancel:</b> This button cancels your print job and quits the"
                        " kprinter dialog."
                            " </qt>" );
 
    TQString whatsThisPrintButton = i18n(    " <qt><b>Print:</b> This button sends the job to the printing process."
                        " If you are sending non-PostScript files, you may be"
                        " asked if you want TDE to convert the files into PostScript,"
                        " or if you want your print subsystem (like CUPS) to do this."
                            " </qt>" );
 
    TQString whatsThisKeepDialogOpenCheckbox = i18n( " <qt><b>Keep Printing Dialog Open</b>"
                        "<p>If you enable this checkbox, the printing dialog"
                        " stays open after you hit the <em>Print</em> button.</p>"
                        " <p> This is"
                        " especially useful, if you need to test various"
                        " print settings (like color matching for an inkjet printer)"
                        " or if you want to send your job to multiple printers (one after"
                        " the other) to have it finished more quickly.</p>"
                            " </qt>" );
 
    TQString whatsThisOutputFileLabel = i18n(" <qt><b>Output File Name and Path:</b> The \"Output file:\" shows "
                        " you where your file will be"
                        " saved if you decide to \"Print to File\" your job, using one of the"
                        " TDE <em>Special Printers</em> named \"Print to File (PostScript)\""
                        " or \"Print to File (PDF)\". Choose a name and location that suits"
                        " your need by using the button and/or editing the line on the right."
                            " </qt>" );
 
    TQString whatsThisOutputFileLineedit = i18n(" <qt><b>Output File Name and Path:</b> Edit this line to create a "
                        " path and filename that suits your needs." 
                        " (Button and Lineedit field are only available if you \"Print to File\")"
                            " </qt>" );
 
    TQString whatsThisOutputFileButton = i18n(" <qt><b>Browse Directories button:<b> This button calls "
                        " the \"File Open / Browsed Directories\" dialog to let you"
                        " choose a directory and file name where your \"Print-to-File\""
                        " job should be saved."
                            " </qt>" );
 
    TQString whatsThisAddFileButton = i18n(  " <qt><b>Add File to Job</b>"
                        " <p>This button calls the \"File Open / Browse Directories\" dialog to allow you"
                        " to select a file for printing. Note, that "
                        " <ul><li>you can select ASCII or International Text, PDF,"
                        " PostScript, JPEG, TIFF, PNG, GIF and many other graphical"
                        " formats."
                        " <li>you can select various files from different paths"
                        " and send them as one \"multi-file job\" to the printing"
                        " system."
                        " </ul>"
                            " </qt>" );
 
    TQString whatsThisPreviewCheckBox = i18n(" <qt><b>Print Preview</b>"
                        " Enable this checkbox if you want to see a preview of"
                        " your printout. A preview lets you check if, for instance,"
                        " your intended \"poster\" or \"pamphlet\" layout"
                        " looks like you expected, without wasting paper first. It"
                        " also lets you cancel the job if something looks wrong. "
                        " <p><b>Note:</b> The preview feature (and therefore this checkbox) "
                        " is only visible for printjobs created from inside TDE applications. "
                        " If you start kprinter from the commandline, or if you use kprinter "
                        " as a print command for non-TDE applications (like Acrobat Reader, "
                                                " Firefox or OpenOffice), print preview is not available here. "
                            " </qt>" );
 
    TQString whatsThisSetDefaultPrinter = i18n(" <qt><b>Set as Default Printer</b>"
                        " This button sets the current printer as the user's"
                        " default. "
                        " <p><b>Note:</b> (Button is only visible if the checkbox for "
                        " <em>System Options</em>"
                        " --> <em>General</em> --> <em>Miscellaneous</em>: <em>\"Defaults"
                        " to the last printer used in the application\"</em> is disabled.)"
                            " </qt>" );
    d = new KPrintDialogPrivate;
 
    d->m_pages.setAutoDelete(false);
    d->m_printer = 0;
    setCaption(i18n("Print"));
 
    // widget creation
    TQGroupBox  *m_pbox = new TQGroupBox(0,TQt::Vertical,i18n("Printer"), this);
    d->m_type = new TQLabel(m_pbox);
    TQWhatsThis::add(d->m_type, whatsThisPrinterType);
    d->m_state = new TQLabel(m_pbox);
    TQWhatsThis::add(d->m_state, whatsThisPrinterState);
    d->m_comment = new TQLabel(m_pbox);
    TQWhatsThis::add(d->m_comment, whatsThisPrinterComment);
    d->m_location = new TQLabel(m_pbox);
    TQWhatsThis::add(d->m_location, whatsThisLocationLabel);
 
    d->m_printers = new TreeComboBox(m_pbox);
    TQWhatsThis::add(d->m_printers, whatsThisPrinterSelect);
    d->m_printers->setMinimumHeight(25);
    TQLabel *m_printerlabel = new TQLabel(i18n("&Name:"), m_pbox);
    TQWhatsThis::add(m_printerlabel, whatsThisPrinterSelect);
    TQLabel *m_statelabel = new TQLabel(i18n("Status", "State:"), m_pbox);
    TQWhatsThis::add(m_statelabel, whatsThisPrinterState);
    TQLabel *m_typelabel = new TQLabel(i18n("Type:"), m_pbox);
    TQWhatsThis::add(m_typelabel, whatsThisPrinterType);
    TQLabel *m_locationlabel = new TQLabel(i18n("Location:"), m_pbox);
    TQWhatsThis::add(m_locationlabel, whatsThisLocationLabel);
    TQLabel *m_commentlabel = new TQLabel(i18n("Comment:"), m_pbox);
    TQWhatsThis::add(m_commentlabel, whatsThisPrinterComment);
    m_printerlabel->setBuddy(d->m_printers);
    d->m_properties = new KPushButton(KGuiItem(i18n("P&roperties"), "edit"), m_pbox);
    TQWhatsThis::add( d->m_properties, whatsThisPrintJobProperties);
    d->m_options = new KPushButton(KGuiItem(i18n("System Op&tions"), "tdeprint_configmgr"), this);
    TQWhatsThis::add(d->m_options,whatsThisSystemOptions);
    d->m_default = new KPushButton(KGuiItem(i18n("Set as &Default"), "tdeprint_defaultsoft"), m_pbox);
    TQWhatsThis::add(d->m_default,whatsThisSetDefaultPrinter);
    d->m_filter = new TQPushButton(m_pbox);
    d->m_filter->setPixmap(SmallIcon("filter"));
    d->m_filter->setMinimumSize(TQSize(d->m_printers->minimumHeight(),d->m_printers->minimumHeight()));
    d->m_filter->setToggleButton(true);
    d->m_filter->setOn(KMManager::self()->isFilterEnabled());
    TQToolTip::add(d->m_filter, i18n("Toggle selective view on printer list"));
    TQWhatsThis::add(d->m_filter, whatsThisPrinterFilter);
    d->m_wizard = new TQPushButton(m_pbox);
    d->m_wizard->setPixmap(SmallIcon("wizard"));
    d->m_wizard->setMinimumSize(TQSize(d->m_printers->minimumHeight(),d->m_printers->minimumHeight()));
    TQToolTip::add(d->m_wizard, i18n("Add printer..."));
    TQWhatsThis::add(d->m_wizard, whatsThisAddPrinterWizard);
    d->m_ok = new KPushButton(KGuiItem(i18n("&Print"), "document-print"), this);
        TQWhatsThis::add( d->m_ok, whatsThisPrintButton);
    d->m_ok->setDefault(true);
    d->m_ok->setEnabled( false );
    TQPushButton    *m_cancel = new KPushButton(KStdGuiItem::cancel(), this);
        TQWhatsThis::add(m_cancel, whatsThisCancelButton);
    d->m_preview = new TQCheckBox(i18n("Previe&w"), m_pbox);
    TQWhatsThis::add(d->m_preview, whatsThisPreviewCheckBox);
    d->m_filelabel = new TQLabel(i18n("O&utput file:"), m_pbox);
    TQWhatsThis::add(d->m_filelabel,whatsThisOutputFileLabel);
    d->m_file = new KURLRequester(TQDir::homeDirPath()+"/print.ps", m_pbox);
    TQWhatsThis::add(d->m_file,whatsThisOutputFileLineedit);
    d->m_file->setEnabled(false);
    d->m_filelabel->setBuddy(d->m_file);
    d->m_cmdlabel = new TQLabel(i18n("Print co&mmand:"), m_pbox);
        TQWhatsThis::add( d->m_cmdlabel, whatsThisExternalPrintCommand);
 
    d->m_cmd = new TQLineEdit(m_pbox);
        TQWhatsThis::add( d->m_cmd, whatsThisExternalPrintCommand);
    d->m_cmdlabel->setBuddy(d->m_cmd);
    d->m_dummy = new TQVBox(this);
    d->m_plugin = new PluginComboBox(this);
    d->m_extbtn = new KPushButton(this);
    TQToolTip::add(d->m_extbtn, i18n("Show/hide advanced options"));
    TQWhatsThis::add(d->m_extbtn, whatsThisOptions);
    d->m_persistent = new TQCheckBox(i18n("&Keep this dialog open after printing"), this);
        TQWhatsThis::add( d->m_persistent, whatsThisKeepDialogOpenCheckbox);
    TQPushButton    *m_help = new KPushButton(KStdGuiItem::help(), this);
        TQWhatsThis::add( m_help, whatsThisHelpButton);
 
    TQWidget::setTabOrder( d->m_printers, d->m_filter );
    TQWidget::setTabOrder( d->m_filter, d->m_wizard );
    TQWidget::setTabOrder( d->m_wizard, d->m_properties );
    TQWidget::setTabOrder( d->m_properties, d->m_preview );
    TQWidget::setTabOrder( d->m_preview, d->m_file );
    TQWidget::setTabOrder( d->m_file, d->m_cmd );
    TQWidget::setTabOrder( d->m_plugin, d->m_persistent );
    TQWidget::setTabOrder( d->m_persistent, d->m_extbtn );
    TQWidget::setTabOrder( d->m_extbtn, d->m_options );
    TQWidget::setTabOrder( d->m_options, m_help );
    TQWidget::setTabOrder( m_help, d->m_ok );
    TQWidget::setTabOrder( d->m_ok, m_cancel );
 
    // layout creation
    TQVBoxLayout    *l1 = new TQVBoxLayout(this, 10, 10);
    l1->addWidget(m_pbox,0);
    l1->addWidget(d->m_dummy,1);
    l1->addWidget(d->m_plugin,0);
    l1->addWidget(d->m_persistent);
    TQHBoxLayout    *l2 = new TQHBoxLayout(0, 0, 10);
    l1->addLayout(l2);
    l2->addWidget(d->m_extbtn,0);
    l2->addWidget(d->m_options,0);
    l2->addWidget(m_help,0);
    l2->addStretch(1);
    l2->addWidget(d->m_ok,0);
    l2->addWidget(m_cancel,0);
    TQGridLayout    *l3 = new TQGridLayout(m_pbox->layout(),3,3,7);
    l3->setColStretch(1,1);
    l3->setRowStretch(0,1);
    TQGridLayout    *l4 = new TQGridLayout(0, 5, 2, 0, 5);
    l3->addMultiCellLayout(l4,0,0,0,1);
    l4->addWidget(m_printerlabel,0,0);
    l4->addWidget(m_statelabel,1,0);
    l4->addWidget(m_typelabel,2,0);
    l4->addWidget(m_locationlabel,3,0);
    l4->addWidget(m_commentlabel,4,0);
    TQHBoxLayout    *ll4 = new TQHBoxLayout(0, 0, 3);
    l4->addLayout(ll4,0,1);
    ll4->addWidget(d->m_printers,1);
    ll4->addWidget(d->m_filter,0);
    ll4->addWidget(d->m_wizard,0);
    //l4->addWidget(d->m_printers,0,1);
    l4->addWidget(d->m_state,1,1);
    l4->addWidget(d->m_type,2,1);
    l4->addWidget(d->m_location,3,1);
    l4->addWidget(d->m_comment,4,1);
    l4->setColStretch(1,1);
    TQVBoxLayout    *l5 = new TQVBoxLayout(0, 0, 10);
    l3->addLayout(l5,0,2);
    l5->addWidget(d->m_properties,0);
    l5->addWidget(d->m_default,0);
    l5->addWidget(d->m_preview,0);
    l5->addStretch(1);
    //***
    l3->addWidget(d->m_filelabel,1,0);
    l3->addWidget(d->m_file,1,1);
    //***
    l3->addWidget(d->m_cmdlabel,2,0);
    l3->addMultiCellWidget(d->m_cmd,2,2,1,2);
 
    // connections
    connect(d->m_ok,TQ_SIGNAL(clicked()),TQ_SLOT(accept()));
    connect(m_cancel,TQ_SIGNAL(clicked()),TQ_SLOT(reject()));
    connect(d->m_properties,TQ_SIGNAL(clicked()),TQ_SLOT(slotProperties()));
    connect(d->m_default,TQ_SIGNAL(clicked()),TQ_SLOT(slotSetDefault()));
    connect(d->m_printers,TQ_SIGNAL(activated(int)),TQ_SLOT(slotPrinterSelected(int)));
    connect(d->m_options,TQ_SIGNAL(clicked()),TQ_SLOT(slotOptions()));
    connect(d->m_wizard,TQ_SIGNAL(clicked()),TQ_SLOT(slotWizard()));
    connect(d->m_extbtn, TQ_SIGNAL(clicked()), TQ_SLOT(slotExtensionClicked()));
    connect(d->m_filter, TQ_SIGNAL(toggled(bool)), TQ_SLOT(slotToggleFilter(bool)));
    connect(m_help, TQ_SIGNAL(clicked()), TQ_SLOT(slotHelp()));
    connect(d->m_file, TQ_SIGNAL(urlSelected(const TQString&)), TQ_SLOT(slotOutputFileSelected(const TQString&)));
    connect( d->m_file, TQ_SIGNAL( openFileDialog( KURLRequester* ) ), TQ_SLOT( slotOpenFileDialog() ) );
    connect( KMFactory::self()->manager(), TQ_SIGNAL( updatePossible( bool ) ), TQ_SLOT( slotUpdatePossible( bool ) ) );
 
    d->b_optionsEnabled = tdeApp->authorize("print/options") && tdeApp->authorize("print/selection");
    d->b_propertiesEnabled = tdeApp->authorize("print/properties") && tdeApp->authorize("print/selection");
    d->b_systemEnabled = tdeApp->authorize("print/system") && tdeApp->authorize("print/selection");
                    
    if (!d->b_systemEnabled)
    {
        d->m_plugin->hide();
    }
 
    if (!d->b_optionsEnabled)
    {
        d->m_options->hide();
    }
    
    if (!d->b_propertiesEnabled)
    {
        d->m_properties->hide();
        d->m_wizard->hide();
    }
 
    if (!tdeApp->authorize("print/selection"))
    {
        d->m_extbtn->hide();
        m_pbox->hide();
 
        expandDialog(true);
    }
    else
    {
        TDEConfig   *config = TDEGlobal::config();
        config->setGroup("KPrinter Settings");
        expandDialog(!config->readBoolEntry("DialogReduced", (KMFactory::self()->settings()->application != KPrinter::StandAlone)));
    }
}
 
KPrintDialog::~KPrintDialog()
{
    TDEConfig   *config = TDEGlobal::config();
    config->setGroup("KPrinter Settings");
    config->writeEntry("DialogReduced", d->m_reduced);
 
    delete d;
}
 
void KPrintDialog::setFlags(int f)
{
    SHOWHIDE(d->m_properties, (f & KMUiManager::Properties) && d->b_propertiesEnabled)
    d->m_default->hide();
    SHOWHIDE(d->m_default, ((f & KMUiManager::Default) && !KMFactory::self()->printConfig("General")->readBoolEntry("UseLast", true)))
    SHOWHIDE(d->m_preview, (f & KMUiManager::Preview))
    bool    on = (f & KMUiManager::OutputToFile);
    SHOWHIDE(d->m_filelabel, on)
    SHOWHIDE(d->m_file, on)
    on = (f & KMUiManager::PrintCommand);
    SHOWHIDE(d->m_cmdlabel, on)
    SHOWHIDE(d->m_cmd, on)
    SHOWHIDE(d->m_persistent, (f & KMUiManager::Persistent))
 
    // also update "wizard" button
    KMManager   *mgr = KMFactory::self()->manager();
    d->m_wizard->setEnabled((mgr->hasManagement() && (mgr->printerOperationMask() & KMManager::PrinterCreation)));
}
 
void KPrintDialog::setDialogPages(TQPtrList<KPrintDialogPage> *pages)
{
    if (!pages) return;
    if (pages->count() + d->m_pages.count() == 1)
    {
        // only one page, reparent the page to d->m_dummy and remove any
        // TQTabWidget child if any.
        if (pages->count() > 0)
            d->m_pages.append(pages->take(0));
        d->m_pages.first()->reparent(d->m_dummy, TQPoint(0,0));
        d->m_pages.first()->show();
        delete d->m_dummy->child("TabWidget", "TQTabWidget");
    }
    else
    {
        // more than one page.
        TQTabWidget *tabs = static_cast<TQTabWidget*>(d->m_dummy->child("TabWidget", "TQTabWidget"));
        if (!tabs)
        {
            // TQTabWidget doesn't exist. Create it and reparent all
            // already existing pages.
            tabs = new TQTabWidget(d->m_dummy, "TabWidget");
            tabs->setMargin(10);
            for (d->m_pages.first(); d->m_pages.current(); d->m_pages.next())
            {
                tabs->addTab(d->m_pages.current(), d->m_pages.current()->title());
            }
        }
        while (pages->count() > 0)
        {
            KPrintDialogPage    *page = pages->take(0);
            d->m_pages.append(page);
            tabs->addTab(page, page->title());
        }
        tabs->show();
    }
    d->m_extbtn->setEnabled(d->m_pages.count() > 0);
}
 
KPrintDialog* KPrintDialog::printerDialog(KPrinter *printer, TQWidget *parent, const TQString& caption, bool forceExpand)
{
    if (printer)
    {
        KPrintDialog    *dlg = new KPrintDialog(parent);
        // needs to set the printer before setting up the
        // print dialog as some additional pages may need it.
        // Real initialization comes after.
        dlg->d->m_printer = printer;
        KMFactory::self()->uiManager()->setupPrintDialog(dlg);
        dlg->init();
        if (!caption.isEmpty())
            dlg->setCaption(caption);
        if (forceExpand)
        {
            // we force the dialog to be expanded:
            //  - expand the dialog
            //  - hide the show/hide button
            dlg->expandDialog(true);
            dlg->d->m_extbtn->hide();
        }
        return dlg;
    }
    return NULL;
}
 
void KPrintDialog::initialize(KPrinter *printer)
{
    d->m_printer = printer;
 
    // first retrieve printer list and update combo box (get default or last used printer also)
    TQPtrList<KMPrinter>    *plist = KMFactory::self()->manager()->printerList();
    if (!KMManager::self()->errorMsg().isEmpty())
    {
        KMessageBox::error(parentWidget(),
            "<qt><nobr>"+
            i18n("An error occurred while retrieving the printer list:")
            +"</nobr><br><br>"+KMManager::self()->errorMsg()+"</qt>");
    }
 
    if (plist)
    {
        TQString    oldP = d->m_printers->currentText();
        d->m_printers->clear();
        TQPtrListIterator<KMPrinter>    it(*plist);
        int     defsoft(-1), defhard(-1), defsearch(-1);
        bool    sep(false);
        for (;it.current();++it)
        {
            // skip invalid printers
            if ( !it.current()->isValid() )
                continue;
 
            if (!sep && it.current()->isSpecial())
            {
                sep = true;
                d->m_printers->insertItem(TQPixmap(), TQString::fromLatin1("--------"));
            }
            d->m_printers->insertItem(SmallIcon(it.current()->pixmap(),0,(it.current()->isValid() ? (int)TDEIcon::DefaultState : (int)TDEIcon::LockOverlay)),it.current()->name(),false/*sep*/);
            if (it.current()->isSoftDefault())
                defsoft = d->m_printers->count()-1;
            if (it.current()->isHardDefault())
                defhard = d->m_printers->count()-1;
            if (!oldP.isEmpty() && oldP == it.current()->name())
                defsearch = d->m_printers->count()-1;
            else if (defsearch == -1 && it.current()->name() == printer->searchName())
                defsearch = d->m_printers->count()-1;
        }
        int defindex = (defsearch != -1 ? defsearch : (defsoft != -1 ? defsoft : TQMAX(defhard,0)));
        d->m_printers->setCurrentItem(defindex);
        //slotPrinterSelected(defindex);
    }
 
    // Initialize output filename
    if (!d->m_printer->outputFileName().isEmpty())
        d->m_file->setURL( d->m_printer->outputFileName() );
    else if (!d->m_printer->docFileName().isEmpty())
        d->m_file->setURL( d->m_printer->docDirectory()+"/"+d->m_printer->docFileName()+".ps" );
 
    if ( d->m_printers->count() > 0 )
        slotPrinterSelected( d->m_printers->currentItem() );
 
    // update with KPrinter options
    if (d->m_printer->option("kde-preview") == "1" || d->m_printer->previewOnly())
        d->m_preview->setChecked(true);
    d->m_preview->setEnabled(!d->m_printer->previewOnly());
    d->m_cmd->setText(d->m_printer->option("kde-printcommand"));
    TQPtrListIterator<KPrintDialogPage> it(d->m_pages);
    for (;it.current();++it)
        it.current()->setOptions(d->m_printer->options());
}
 
void KPrintDialog::slotPrinterSelected(int index)
{
    bool    ok(false);
    d->m_location->setText(TQString::null);
    d->m_state->setText(TQString::null);
    d->m_comment->setText(TQString::null);
    d->m_type->setText(TQString::null);
    if (index >= 0 && index < d->m_printers->count())
    {
        KMManager   *mgr = KMFactory::self()->manager();
        KMPrinter   *p = mgr->findPrinter(d->m_printers->text(index));
        if (p)
        {
            if (!p->isSpecial()) mgr->completePrinterShort(p);
            d->m_location->setText(p->location());
            d->m_comment->setText(p->driverInfo());
            d->m_type->setText(p->description());
            d->m_state->setText(p->stateString());
            ok = p->isValid();
            enableSpecial(p->isSpecial());
            enableOutputFile(p->option("kde-special-file") == "1");
            setOutputFileExtension(p->option("kde-special-extension"));
        }
                else
                    enableOutputFile( ok );
    }
    d->m_properties->setEnabled(ok);
    d->m_ok->setEnabled(ok);
}
 
void KPrintDialog::slotProperties()
{
    if (!d->m_printer) return;
 
    KMPrinter   *prt = KMFactory::self()->manager()->findPrinter(d->m_printers->currentText());
    if (prt)
        KPrinterPropertyDialog::setupPrinter(prt, this);
}
 
void KPrintDialog::slotSetDefault()
{
    KMPrinter   *p = KMFactory::self()->manager()->findPrinter(d->m_printers->currentText());
    if (p)
        KMFactory::self()->virtualManager()->setDefault(p);
}
 
void KPrintDialog::done(int result)
{
    if (result == Accepted && d->m_printer)
    {
        TQMap<TQString,TQString>    opts;
        KMPrinter       *prt(0);
 
        // get options from global pages
        TQString    msg;
        TQPtrListIterator<KPrintDialogPage> it(d->m_pages);
        for (;it.current();++it)
            if (it.current()->isEnabled())
            {
                if (it.current()->isValid(msg))
                    it.current()->getOptions(opts);
                else
                {
                    KMessageBox::error(this, msg.prepend("<qt>").append("</qt>"));
                    return;
                }
            }
 
        // add options from the dialog itself
        // TODO: ADD PRINTER CHECK MECHANISM !!!
        prt = KMFactory::self()->manager()->findPrinter(d->m_printers->currentText());
        if (prt->isSpecial() && prt->option("kde-special-file") == "1")
        {
            if (!checkOutputFile()) return;
            d->m_printer->setOutputToFile(true);
            /* be sure to decode the output filename */
            d->m_printer->setOutputFileName( KURL::decode_string( d->m_file->url() ) );
        }
        else
            d->m_printer->setOutputToFile(false);
        d->m_printer->setPrinterName(prt->printerName());
        d->m_printer->setSearchName(prt->name());
        opts["kde-printcommand"] = d->m_cmd->text();
        opts["kde-preview"] = (d->m_preview->isChecked() ? "1" : "0");
        opts["kde-isspecial"] = (prt->isSpecial() ? "1" : "0");
        opts["kde-special-command"] = prt->option("kde-special-command");
 
        // merge options with KMPrinter object options
        TQMap<TQString,TQString>    popts = (prt->isEdited() ? prt->editedOptions() : prt->defaultOptions());
        for (TQMap<TQString,TQString>::ConstIterator it=popts.begin(); it!=popts.end(); ++it)
            opts[it.key()] = it.data();
 
        // update KPrinter object
        d->m_printer->setOptions(opts);
 
        emit printRequested(d->m_printer);
        // close dialog if not persistent
        if (!d->m_persistent->isChecked() || !d->m_persistent->isVisible())
            KDialog::done(result);
    }
    else
        KDialog::done(result);
}
 
bool KPrintDialog::checkOutputFile()
{
    bool    value(false);
    if (d->m_file->url().isEmpty())
        KMessageBox::error(this,i18n("The output filename is empty."));
    else
    {
        KURL url( d->m_file->url() );
        if ( !url.isLocalFile() )
            return true;
 
        bool    anotherCheck;
        do
        {
        anotherCheck = false;
        TQFileInfo  f(url.path());
        if (f.exists())
        {
            if (f.isWritable())
            {
                //value = (KMessageBox::warningYesNo(this,i18n("File \"%1\" already exists. Overwrite?").arg(f.absFilePath())) == KMessageBox::Yes);
                time_t mtimeDest = f.lastModified().toTime_t();
                TDEIO::RenameDlg dlg( this, i18n( "Print" ), TQString::null, d->m_file->url(),
                        TDEIO::M_OVERWRITE, ( time_t ) -1, f.size(), ( time_t ) -1, f.created().toTime_t() , mtimeDest+1, mtimeDest, true );
                int result = dlg.exec();
                switch ( result )
                {
                    case TDEIO::R_OVERWRITE:
                        value = true;
                        break;
                    default:
                    case TDEIO::R_CANCEL:
                        value = false;
                        break;
                    case TDEIO::R_RENAME:
                        url = dlg.newDestURL();
                        d->m_file->setURL( url.path() );
                        value = true;
                        anotherCheck = true;
                        break;
                }
            }
            else
                KMessageBox::error(this,i18n("You don't have write permissions to this file."));
        }
        else
        {
            TQFileInfo d( f.dirPath( true ) );
            if ( !d.exists() )
                KMessageBox::error( this, i18n( "The output directory does not exist." ) );
            else if ( !d.isWritable() )
                KMessageBox::error(this,i18n("You don't have write permissions in that directory."));
            else
                value = true;
        }
        } while( anotherCheck );
    }
    return value;
}
 
void KPrintDialog::slotOptions()
{
    if (KMManager::self()->invokeOptionsDialog(this))
        init();
}
 
void KPrintDialog::enableOutputFile(bool on)
{
    d->m_filelabel->setEnabled(on);
    d->m_file->setEnabled(on);
}
 
void KPrintDialog::enableSpecial(bool on)
{
    d->m_default->setDisabled(on);
    d->m_cmdlabel->setDisabled(on);
    d->m_cmd->setDisabled(on);
    KPCopiesPage    *copypage = (KPCopiesPage*)child("CopiesPage","KPCopiesPage");
    if (copypage)
        copypage->initialize(!on);
    // disable/enable all other pages (if needed)
    for (d->m_pages.first(); d->m_pages.current(); d->m_pages.next())
        if (d->m_pages.current()->onlyRealPrinters())
            d->m_pages.current()->setEnabled(!on);
}
 
void KPrintDialog::setOutputFileExtension(const TQString& ext)
{
    if (!ext.isEmpty())
    {
        KURL url( d->m_file->url() );
        TQString f( url.fileName() );
        int p = f.findRev( '.' );
        // change "file.ext"; don't change "file", "file." or ".file" but do change ".file.ext"
        if ( p > 0 && p != int (f.length () - 1) )
        {
            url.setFileName( f.left( p ) + "." + ext );
            d->m_file->setURL( KURL::decode_string( url.url() ) );
        }
    }
}
 
void KPrintDialog::slotWizard()
{
    int result = KMFactory::self()->manager()->addPrinterWizard(this);
    if (result == -1)
        KMessageBox::error(this, KMFactory::self()->manager()->errorMsg().prepend("<qt>").append("</qt>"));
    else if (result == 1)
        initialize(d->m_printer);
}
 
void KPrintDialog::reload()
{
    // remove printer dependent pages (usually from plugin)
    TQTabWidget *tabs = static_cast<TQTabWidget*>(d->m_dummy->child("TabWidget", "TQTabWidget"));
    for (uint i=0; i<d->m_pages.count(); i++)
        if (d->m_pages.at(i)->onlyRealPrinters())
        {
            KPrintDialogPage    *page = d->m_pages.take(i--);
            if (tabs)
                tabs->removePage(page);
            delete page;
        }
    // reload printer dependent pages from plugin
    TQPtrList<KPrintDialogPage> pages;
    pages.setAutoDelete(false);
    KMFactory::self()->uiManager()->setupPrintDialogPages(&pages);
    // add those pages to the dialog
    setDialogPages(&pages);
    if (!d->m_reduced)
        d->m_dummy->show();
    // other initializations
    setFlags(KMFactory::self()->uiManager()->dialogFlags());
    connect( KMFactory::self()->manager(), TQ_SIGNAL( updatePossible( bool ) ), TQ_SLOT( slotUpdatePossible( bool ) ) );
    init();
}
 
void KPrintDialog::configChanged()
{
    // simply update the printer list: do it all the time
    // as changing settings may influence the way printer
    // are listed.
    init();
 
    // update the GUI
    setFlags(KMFactory::self()->uiManager()->dialogFlags());
}
 
void KPrintDialog::expandDialog(bool on)
{
    TQSize  sz(size());
    bool    needResize(isVisible());
 
    if (on)
    {
        sz.setHeight(sz.height()+d->m_dummy->minimumSize().height()+d->m_plugin->minimumSize().height()+2*layout()->spacing());
        if (isVisible() || !d->m_dummy->isVisible() || !d->m_plugin->isVisible())
        {
            d->m_dummy->show();
            if (d->b_systemEnabled)
                d->m_plugin->show();
        }
        d->m_extbtn->setIconSet(SmallIconSet("go-up"));
        d->m_extbtn->setText(i18n("&Options <<"));
        d->m_reduced = false;
    }
    else
    {
        sz.setHeight(sz.height()-d->m_dummy->height()-d->m_plugin->height()-2*layout()->spacing());
        if (!isVisible() || d->m_dummy->isVisible() || d->m_plugin->isVisible())
        {
            d->m_dummy->hide();
            if (d->b_systemEnabled)
                d->m_plugin->hide();
        }
        d->m_extbtn->setIconSet(SmallIconSet("go-down"));
        d->m_extbtn->setText(i18n("&Options >>"));
        d->m_reduced = true;
    }
 
    if (needResize)
    {
        layout()->activate();
        resize(sz);
    }
}
 
void KPrintDialog::slotExtensionClicked()
{
    // As all pages are children of d->m_dummy, I simply have to hide/show it
    expandDialog(!(d->m_dummy->isVisible()));
}
 
KPrinter* KPrintDialog::printer() const
{
    return d->m_printer;
}
 
void KPrintDialog::slotToggleFilter(bool on)
{
    KMManager::self()->enableFilter(on);
    initialize(d->m_printer);
}
 
void KPrintDialog::slotHelp()
{
    tdeApp->invokeHelp(TQString::null, "tdeprint");
}
 
void KPrintDialog::slotOutputFileSelected(const TQString& txt)
{
    d->m_file->setURL( txt );
}
 
void KPrintDialog::init()
{
    d->m_ok->setEnabled( false );
    MessageWindow::remove( this );
    MessageWindow::add( this, i18n( "Initializing printing system..." ), 500 );
    KMFactory::self()->manager()->checkUpdatePossible();
}
 
void KPrintDialog::slotUpdatePossible( bool flag )
{
    MessageWindow::remove( this );
    if ( !flag )
        KMessageBox::error(parentWidget(),
            "<qt><nobr>"+
            i18n("An error occurred while retrieving the printer list:")
            +"</nobr><br><br>"+KMManager::self()->errorMsg()+"</qt>");
    initialize( d->m_printer );
}
 
void KPrintDialog::enableDialogPage( int index, bool flag )
{
    if ( index < 0 || index >= ( int )d->m_pages.count() )
    {
        kdWarning() << "KPrintDialog: page index out of bound" << endl;
        return;
    }
 
    if ( d->m_pages.count() > 1 )
    {
        TQTabWidget *tabs = static_cast<TQTabWidget*>(d->m_dummy->child("TabWidget", "TQTabWidget"));
        tabs->setTabEnabled( d->m_pages.at( index ), flag );
    }
    else
        d->m_pages.at( 0 )->setEnabled( flag );
}
 
void KPrintDialog::slotOpenFileDialog()
{
    KFileDialog *dialog = d->m_file->fileDialog();
 
    dialog->setCaption(i18n("Print to File"));
    dialog->setMode(d->m_file->fileDialog()->mode() & ~KFile::LocalOnly);
    dialog->setOperationMode( KFileDialog::Saving );
 
    KMPrinter *prt = KMFactory::self()->manager()->findPrinter(d->m_printers->currentText());
    if (prt)
    {
        TQString    mimetype(prt->option("kde-special-mimetype"));
        TQString    ext(prt->option("kde-special-extension"));
 
        if (!mimetype.isEmpty())
        {
            TQStringList filter;
            filter << mimetype;
            filter << "all/allfiles";
            dialog->setMimeFilter (filter, mimetype);
        }
        else if (!ext.isEmpty())
            dialog->setFilter ("*." + ext + "\n*|" + i18n ("All Files"));
    }
}
 
#include "kprintdialog.moc"