/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */

/*
    Rosegarden
    A MIDI and audio sequencer and musical notation editor.
 
    This program is Copyright 2000-2008
        Guillaume Laurent   <glaurent@telegraph-road.org>,
        Chris Cannam        <cannam@all-day-breakfast.com>,
        Richard Bown        <richard.bown@ferventsoftware.com>
 
    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
    Bown to claim authorship of this work have been asserted.
 
    Other copyrights also apply to some parts of this work.  Please
    see the AUTHORS file and individual file headers for details.
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/


#include "GeneralConfigurationPage.h"

#include "document/ConfigGroups.h"
#include "ConfigurationPage.h"
#include "document/RosegardenGUIDoc.h"
#include "gui/editors/eventlist/EventView.h"
#include "gui/editors/parameters/RosegardenParameterArea.h"
#include "gui/studio/StudioControl.h"
#include "gui/dialogs/ShowSequencerStatusDialog.h"
#include "gui/seqmanager/SequenceManager.h"
#include "sound/SoundDriver.h"
#include "TabbedConfigurationPage.h"
#include <kcombobox.h>
#include <kconfig.h>
#include <kfiledialog.h>
#include <kmessagebox.h>
#include <tqcheckbox.h>
#include <tqcombobox.h>
#include <tqfileinfo.h>
#include <tqframe.h>
#include <tqlabel.h>
#include <tqlineedit.h>
#include <tqpushbutton.h>
#include <tqspinbox.h>
#include <tqstring.h>
#include <tqtabwidget.h>
#include <tqvbox.h>
#include <tqwidget.h>
#include <tqlayout.h>


namespace Rosegarden
{

GeneralConfigurationPage::GeneralConfigurationPage(RosegardenGUIDoc *doc,
        KConfig *cfg,
        TQWidget *parent, const char *name)
        : TabbedConfigurationPage(cfg, parent, name),
        m_doc(doc),
        m_client(0),
        m_countIn(0),
        m_nameStyle(0)
{
    m_cfg->setGroup(GeneralOptionsConfigGroup);

    TQFrame *frame;
    TQGridLayout *layout;
    TQLabel *label = 0;
    int row = 0;

    //
    // "Behavior" tab
    //
    frame = new TQFrame(m_tabWidget);
    layout = new TQGridLayout(frame,
                             6, 2,  // nbrow, nbcol
                             10, 5);

    layout->setRowSpacing(row, 15);
    ++row;

    layout->addWidget(new TQLabel(i18n("Double-click opens segment in"),
                                 frame), row, 0);

    m_client = new KComboBox(frame);
    m_client->insertItem(i18n("Notation editor"));
    m_client->insertItem(i18n("Matrix editor"));
    m_client->insertItem(i18n("Event List editor"));
    m_client->setCurrentItem(m_cfg->readUnsignedNumEntry("doubleclickclient", NotationView));

    layout->addMultiCellWidget(m_client, row, row, 1, 2);
    ++row;

    layout->addWidget(new TQLabel(i18n("Number of count-in measures when recording"),
                                 frame), row, 0);

    m_countIn = new TQSpinBox(frame);
    m_countIn->setValue(m_cfg->readUnsignedNumEntry("countinbars", 0));
    m_countIn->setMaxValue(10);
    m_countIn->setMinValue(0);
    layout->addMultiCellWidget(m_countIn, row, row, 1, 2);
    ++row;

    layout->addWidget(new TQLabel(i18n("Auto-save interval"), frame), row, 0);
    
    m_autoSave = new KComboBox(frame);
    m_autoSave->insertItem(i18n("Every 30 seconds"));
    m_autoSave->insertItem(i18n("Every minute"));
    m_autoSave->insertItem(i18n("Every five minutes"));
    m_autoSave->insertItem(i18n("Every half an hour"));
    m_autoSave->insertItem(i18n("Never"));

    bool doAutoSave = m_cfg->readBoolEntry("autosave", true);
    int autoSaveInterval = m_cfg->readUnsignedNumEntry("autosaveinterval", 300);
    if (!doAutoSave || autoSaveInterval == 0) {
        m_autoSave->setCurrentItem(4); // off
    } else if (autoSaveInterval < 45) {
        m_autoSave->setCurrentItem(0);
    } else if (autoSaveInterval < 150) {
        m_autoSave->setCurrentItem(1);
    } else if (autoSaveInterval < 900) {
        m_autoSave->setCurrentItem(2);
    } else {
        m_autoSave->setCurrentItem(3);
    }

    layout->addMultiCellWidget(m_autoSave, row, row, 1, 2);
    ++row;

    // JACK Transport
    //
#ifdef HAVE_LIBJACK
    m_cfg->setGroup(SequencerOptionsConfigGroup);

    label = new TQLabel(i18n("Use JACK transport"), frame);
    layout->addWidget(label, row, 0);

    m_jackTransport = new TQCheckBox(frame);
    layout->addMultiCellWidget(m_jackTransport, row, row, 1, 2);

//    m_jackTransport->insertItem(i18n("Ignore JACK transport"));
//    m_jackTransport->insertItem(i18n("Sync"));

    /*!!! Removed as not yet implemented
        m_jackTransport->insertItem(i18n("Sync, and offer timebase master"));
    */

    bool jackMaster = m_cfg->readBoolEntry("jackmaster", false);
    bool jackTransport = m_cfg->readBoolEntry("jacktransport", false);
/*
    if (jackTransport)
        m_jackTransport->setCurrentItem(1);
    else
        m_jackTransport->setCurrentItem(0);
*/
    m_jackTransport->setChecked(jackTransport);

    ++row;

    m_cfg->setGroup(GeneralOptionsConfigGroup);
#endif

    layout->setRowSpacing(row, 20);
    ++row;

    layout->addWidget(new TQLabel(i18n("Sequencer status"), frame), row, 0);

    TQString status(i18n("Unknown"));
    SequenceManager *mgr = doc->getSequenceManager();
    if (mgr) {
        int driverStatus = mgr->getSoundDriverStatus() & (AUDIO_OK | MIDI_OK);
        switch (driverStatus) {
        case AUDIO_OK:
            status = i18n("No MIDI, audio OK");
            break;
        case MIDI_OK:
            status = i18n("MIDI OK, no audio");
            break;
        case AUDIO_OK | MIDI_OK:
            status = i18n("MIDI OK, audio OK");
            break;
        default:
            status = i18n("No driver");
            break;
        }
    }

    layout->addWidget(new TQLabel(status, frame), row, 1);

    TQPushButton *showStatusButton = new TQPushButton(i18n("Details..."),
                                    frame);
    TQObject::connect(showStatusButton, TQT_SIGNAL(clicked()),
                     this, TQT_SLOT(slotShowStatus()));
    layout->addWidget(showStatusButton, row, 2, Qt::AlignRight);
    ++row;

    layout->setRowStretch(row, 10);

    addTab(frame, i18n("Behavior"));

    //
    // "Appearance" tab
    //
    frame = new TQFrame(m_tabWidget);
    layout = new TQGridLayout(frame,
                                          7, 4,  // nbrow, nbcol -- one extra row improves layout
                                          10, 5);

    row = 0;

    layout->setRowSpacing(row, 15);
    ++row;

    layout->addWidget(new TQLabel(i18n("Side-bar parameter box layout"),
                                 frame), row, 0);

    m_sidebarStyle = new KComboBox(frame);
    m_sidebarStyle->insertItem(i18n("Vertically stacked"),
                               RosegardenParameterArea::CLASSIC_STYLE);
    m_sidebarStyle->insertItem(i18n("Tabbed"),
                               RosegardenParameterArea::TAB_BOX_STYLE);

    m_sidebarStyle->setCurrentItem(m_cfg->readUnsignedNumEntry("sidebarstyle",
                                   0));
    layout->addMultiCellWidget(m_sidebarStyle, row, row, 1, 3);
    ++row;

    layout->addWidget(new TQLabel(i18n("Note name style"),
                                 frame), row, 0);

    m_nameStyle = new KComboBox(frame);
    m_nameStyle->insertItem(i18n("Always use US names (e.g. quarter, 8th)"));
    m_nameStyle->insertItem(i18n("Localized (where available)"));
    m_nameStyle->setCurrentItem(m_cfg->readUnsignedNumEntry("notenamestyle", Local));
    layout->addMultiCellWidget(m_nameStyle, row, row, 1, 3);
    ++row;
/*
    layout->addWidget(new TQLabel(i18n("Show tool context help in status bar"), frame), row, 0);

    m_toolContextHelp = new TQCheckBox(frame);
    layout->addWidget(m_toolContextHelp, row, 1);
    m_toolContextHelp->setChecked(m_cfg->readBoolEntry
                                  ("toolcontexthelp", true));
    ++row;
*/

    layout->addWidget(new TQLabel(i18n("Show textured background on"), frame), row, 0);

    m_backgroundTextures = new TQCheckBox(i18n("Main window"), frame);
    layout->addWidget(m_backgroundTextures, row, 1);

    m_matrixBackgroundTextures = new TQCheckBox(i18n("Matrix"), frame);
    layout->addWidget(m_matrixBackgroundTextures, row, 2);

    m_notationBackgroundTextures = new TQCheckBox(i18n("Notation"), frame);
    layout->addWidget(m_notationBackgroundTextures, row, 3);

    m_backgroundTextures->setChecked(m_cfg->readBoolEntry
                                     ("backgroundtextures", true));

    m_cfg->setGroup(MatrixViewConfigGroup);
    m_matrixBackgroundTextures->setChecked(m_cfg->readBoolEntry
                                           ("backgroundtextures-1.6-plus", true));
    m_cfg->setGroup(NotationViewConfigGroup);
    m_notationBackgroundTextures->setChecked(m_cfg->readBoolEntry
                                             ("backgroundtextures", true));
    m_cfg->setGroup(GeneralOptionsConfigGroup);
    ++row;

    layout->addWidget(new TQLabel(i18n("Use bundled Klearlook theme"), frame), row, 0);
    m_globalStyle = new KComboBox(frame);
    m_globalStyle->insertItem(i18n("Never"));
    m_globalStyle->insertItem(i18n("When not running under KDE"));
    m_globalStyle->insertItem(i18n("Always"));
    m_globalStyle->setCurrentItem(m_cfg->readUnsignedNumEntry("Install Own Theme", 1));
    layout->addMultiCellWidget(m_globalStyle, row, row, 1, 3);

    ++row;

    layout->setRowStretch(row, 10);

    addTab(frame, i18n("Presentation"));

}

void
GeneralConfigurationPage::slotShowStatus()
{
    ShowSequencerStatusDialog dialog(this);
    dialog.exec();
}

void GeneralConfigurationPage::apply()
{
    m_cfg->setGroup(GeneralOptionsConfigGroup);

    int countIn = getCountInSpin();
    m_cfg->writeEntry("countinbars", countIn);

    int client = getDblClickClient();
    m_cfg->writeEntry("doubleclickclient", client);

    int globalstyle = m_globalStyle->currentItem();
    m_cfg->writeEntry("Install Own Theme", globalstyle);

    int namestyle = getNoteNameStyle();
    m_cfg->writeEntry("notenamestyle", namestyle);
/*
    m_cfg->writeEntry("toolcontexthelp", m_toolContextHelp->isChecked());
*/
    bool texturesChanged = false;
    bool mainTextureChanged = false;
    m_cfg->setGroup(GeneralOptionsConfigGroup);

    if (m_cfg->readBoolEntry("backgroundtextures", true) !=
        m_backgroundTextures->isChecked()) {
        texturesChanged = true;
        mainTextureChanged = true;
    } else {
        m_cfg->setGroup(MatrixViewConfigGroup);
        if (m_cfg->readBoolEntry("backgroundtextures-1.6-plus", false) !=
            m_matrixBackgroundTextures->isChecked()) {
            texturesChanged = true;
        } else {
            m_cfg->setGroup(NotationViewConfigGroup);
            if (m_cfg->readBoolEntry("backgroundtextures", true) !=
                m_notationBackgroundTextures->isChecked()) {
                texturesChanged = true;
            }
        }
    }

    m_cfg->setGroup(GeneralOptionsConfigGroup);
    m_cfg->writeEntry("backgroundtextures", m_backgroundTextures->isChecked());

    m_cfg->setGroup(MatrixViewConfigGroup);
    m_cfg->writeEntry("backgroundtextures-1.6-plus", m_matrixBackgroundTextures->isChecked());

    m_cfg->setGroup(NotationViewConfigGroup);
    m_cfg->writeEntry("backgroundtextures", m_notationBackgroundTextures->isChecked());

    m_cfg->setGroup(GeneralOptionsConfigGroup);

    int sidebarStyle = m_sidebarStyle->currentItem();
    m_cfg->writeEntry("sidebarstyle", sidebarStyle);
    emit updateSidebarStyle(sidebarStyle);

    unsigned int interval = 0;

    if (m_autoSave->currentItem() == 4) {
        m_cfg->writeEntry("autosave", false);
    } else {
        m_cfg->writeEntry("autosave", true);
        if (m_autoSave->currentItem() == 0) {
            interval = 30;
        } else if (m_autoSave->currentItem() == 1) {
            interval = 60;
        } else if (m_autoSave->currentItem() == 2) {
            interval = 300;
        } else {
            interval = 1800;
        }
        m_cfg->writeEntry("autosaveinterval", interval);
        emit updateAutoSaveInterval(interval);
    }

#ifdef HAVE_LIBJACK
    m_cfg->setGroup(SequencerOptionsConfigGroup);

    // Write the JACK entry
    //
/*
    int jackValue = m_jackTransport->currentItem();
    bool jackTransport, jackMaster;

    switch (jackValue) {
    case 2:
        jackTransport = true;
        jackMaster = true;
        break;

    case 1:
        jackTransport = true;
        jackMaster = false;
        break;

    default:
        jackValue = 0;

    case 0:
        jackTransport = false;
        jackMaster = false;
        break;
    }
*/

    bool jackTransport = m_jackTransport->isChecked();
    bool jackMaster = false;

    int jackValue = 0; // 0 -> nothing, 1 -> sync, 2 -> master
    if (jackTransport) jackValue = 1;

    // Write the items
    //
    m_cfg->writeEntry("jacktransport", jackTransport);
    m_cfg->writeEntry("jackmaster", jackMaster);

    // Now send it
    //
    MappedEvent mEjackValue(MidiInstrumentBase,  // InstrumentId
                            MappedEvent::SystemJackTransport,
                            MidiByte(jackValue));

    StudioControl::sendMappedEvent(mEjackValue);
#endif // HAVE_LIBJACK

    if (mainTextureChanged) {
        KMessageBox::information(this, i18n("Changes to the textured background in the main window will not take effect until you restart Rosegarden."));
    }

}

}
#include "GeneralConfigurationPage.moc"