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// -*- c-basic-offset: 4 -*-

    A sequencer and musical notation editor.

    This program is Copyright 2000-2006
        Guillaume Laurent   <glaurent@telegraph-road.org>,
        Chris Cannam        <cannam@all-day-breakfast.com>,
        Richard Bown        <bownie@bownie.com>

    The moral right of the authors to claim authorship of this work
    has been asserted.

    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.

#ifndef _BANKEDITOR_H_
#define _BANKEDITOR_H_

#include <vector>
#include <map>

#include <qvgroupbox.h>

#include <klistview.h>
#include <kcompletion.h>
#include <kdialogbase.h>
#include <kmainwindow.h>
#include <kurl.h>

#include "Device.h"
#include "Instrument.h"
#include "MidiProgram.h"
#include "Studio.h"

class KComboBox;
class QButtonGroup;
class QPushButton;
class QFrame;
class QLabel;
class QSpinBox;
class QCheckBox;
class QRadioButton;
class RosegardenGUIDoc;
class MultiViewCommandHistory;
class KCommand;
class BankEditorDialog;
class KListView;
class KLineEdit;

class MidiDeviceListViewItem : public KListViewItem
    // Device
    MidiDeviceListViewItem(Rosegarden::DeviceId id,
                           QListView* parent, QString name);

    // Bank
    MidiDeviceListViewItem(Rosegarden::DeviceId id,
                           QListViewItem* parent, QString name,
                     bool percussion,
                           int msb, int lsb);

    // Key Mapping
    MidiDeviceListViewItem(Rosegarden::DeviceId id,
                           QListViewItem* parent, QString name);

    Rosegarden::DeviceId getDeviceId() const { return m_deviceId; }

    virtual int compare(QListViewItem *i, int col, bool ascending) const;


    //--------------- Data members ---------------------------------
    Rosegarden::DeviceId m_deviceId;

class MidiBankListViewItem : public MidiDeviceListViewItem
    MidiBankListViewItem(Rosegarden::DeviceId deviceId,
                         int bankNb,
                         QListViewItem* parent, QString name,
                   bool percussion,
                         int msb, int lsb);

    int getBank()     { return m_bankNb; }

    void setPercussion(bool percussion);
    bool isPercussion() const { return m_percussion; }
    void setMSB(int msb);
    void setLSB(int msb);

    virtual int compare(QListViewItem *i, int col, bool ascending) const;

    //--------------- Data members ---------------------------------
    bool   m_percussion;
    int    m_bankNb;

class MidiKeyMapListViewItem : public MidiDeviceListViewItem
    MidiKeyMapListViewItem(Rosegarden::DeviceId deviceId,
                     QListViewItem* parent, QString name);

    virtual int compare(QListViewItem *i, int col, bool ascending) const;

    QString getName() const { return m_name; }

    QString m_name;

class NameSetEditor : public QVGroupBox
    virtual void clearAll() = 0;

    virtual void populate(QListViewItem *) = 0;
    virtual void reset() = 0;

public slots:
    virtual void slotNameChanged(const QString&) = 0;
    virtual void slotEntryButtonPressed() = 0;
    void slotToggleInitialLabel();

    NameSetEditor(BankEditorDialog *bankEditor,
              QString title,
              QWidget *parent,
              const char *name,
              QString headingPrefix = "",
              bool showEntryButtons = false);

    QPushButton *getEntryButton(int n) { return m_entryButtons[n]; }
    const QPushButton *getEntryButton(int n) const { return m_entryButtons[n]; }

    QGridLayout             *m_mainLayout;
    BankEditorDialog*        m_bankEditor;
    KCompletion              m_completion;
    QPushButton             *m_initialLabel;
    std::vector<QLabel*>     m_labels;
    std::vector<KLineEdit*>  m_names;
    QFrame                  *m_mainFrame;
    QLabel                  *m_librarian;
    QLabel                  *m_librarianEmail;
    std::vector<QPushButton *> m_entryButtons;

class MidiProgramsEditor : public NameSetEditor
    MidiProgramsEditor(BankEditorDialog *bankEditor,
                       QWidget *parent,
                       const char *name = 0);

    void clearAll();
    void populate(QListViewItem*);
    void reset();

public slots:

    // Check that any new MSB/LSB combination is unique for this device
    void slotNewMSB(int value);
    void slotNewLSB(int value);
    void slotNewPercussion(); // gets value from checkbox

    virtual void slotNameChanged(const QString &);
    virtual void slotEntryButtonPressed();
    void slotEntryMenuItemSelected(int);


    Rosegarden::MidiBank* getCurrentBank();

    int ensureUniqueMSB(int msb, bool ascending);
    int ensureUniqueLSB(int lsb, bool ascending);

    // Does the banklist contain this combination already?
    bool banklistContains(const Rosegarden::MidiBank &);

    Rosegarden::ProgramList getBankSubset(const Rosegarden::MidiBank &);

    /// Set the currently loaded programs to new MSB and LSB
    void modifyCurrentPrograms(const Rosegarden::MidiBank &oldBank,
                         const Rosegarden::MidiBank &newBank);
    // Get a program (pointer into program list) for modification
    Rosegarden::MidiProgram* getProgram(const Rosegarden::MidiBank &bank, int program);

    void setBankName(const QString& s);

    virtual QWidget *makeAdditionalWidget(QWidget *parent);

    void blockAllSignals(bool block);

    //--------------- Data members ---------------------------------
    QCheckBox                *m_percussion;
    QSpinBox                 *m_msb;
    QSpinBox                 *m_lsb;

    Rosegarden::MidiDevice   *m_device;

    Rosegarden::MidiBank     *m_currentBank;
    Rosegarden::BankList     &m_bankList;
    Rosegarden::ProgramList  &m_programList;

    Rosegarden::MidiBank      m_oldBank;

    unsigned int              m_currentMenuProgram;

class MidiKeyMappingEditor : public NameSetEditor

    MidiKeyMappingEditor(BankEditorDialog *bankEditor,
                   QWidget *parent,
                   const char *name = 0);

    void clearAll();
    void populate(QListViewItem *);
    Rosegarden::MidiKeyMapping &getMapping() { return m_mapping; }
    void reset();

public slots:
    virtual void slotNameChanged(const QString &);
    virtual void slotEntryButtonPressed();

    virtual QWidget *makeAdditionalWidget(QWidget *parent);
    void blockAllSignals(bool block);

    //--------------- Data members ---------------------------------

    Rosegarden::MidiDevice *m_device;
    std::string m_mappingName;
    Rosegarden::MidiKeyMapping m_mapping;

class BankEditorDialog : public KMainWindow

    BankEditorDialog(QWidget *parent,
                     RosegardenGUIDoc *doc,
                 Rosegarden::DeviceId defaultDevice =


    // Initialise the devices/banks and programs - the whole lot
    void initDialog();

    std::pair<int, int> getFirstFreeBank(QListViewItem*);

    void addCommandToHistory(KCommand *command);
    MultiViewCommandHistory* getCommandHistory();

    void setCurrentDevice(Rosegarden::DeviceId device);

    // Get a MidiDevice from an index number
    Rosegarden::MidiDevice* getMidiDevice(Rosegarden::DeviceId);
    Rosegarden::MidiDevice* getMidiDevice(QListViewItem*);
    Rosegarden::MidiDevice* getCurrentMidiDevice();
    Rosegarden::BankList&   getBankList()     { return m_bankList; }
    Rosegarden::ProgramList&getProgramList()  { return m_programList; }

    Rosegarden::Studio *getStudio() { return m_studio; }

    void setModified(bool value);

    void checkModified();

    // Set the listview to select a certain device - used after adding
    // or deleting banks.
    void selectDeviceItem(Rosegarden::MidiDevice *device);

    // Select a device/bank combination
    void selectDeviceBankItem(Rosegarden::DeviceId device, int bank);

public slots:
    void slotPopulateDevice(QListViewItem*);

    void slotApply();
    void slotReset();

    void slotUpdate();

    void slotAddBank();
    void slotAddKeyMapping();
    void slotDelete();
    void slotDeleteAll();

    void slotImport();
    void slotExport();

    void slotModifyDeviceOrBankName(QListViewItem*, const QString&,int);

    void slotFileClose();

    void slotEditCopy();
    void slotEditPaste();

    void slotVariationToggled();
    void slotVariationChanged(int);

    void closing();
    void deviceNamesChanged();

    virtual void closeEvent(QCloseEvent*);

    void resetProgramList();
    void setProgramList(Rosegarden::MidiDevice *device);

    void updateDialog();

    void populateDeviceItem(QListViewItem* deviceItem,
                            Rosegarden::MidiDevice* midiDevice);

    void updateDeviceItem(MidiDeviceListViewItem* deviceItem);

    bool deviceItemHasBank(MidiDeviceListViewItem* deviceItem, int bankNb);

    void clearItemChildren(QListViewItem* deviceItem);

    MidiDeviceListViewItem* getParentDeviceItem(QListViewItem*);
    void keepBankListForNextPopulate() { m_keepBankList = true; }

    void populateDevice(QListViewItem*);

    void setupActions();

    //--------------- Data members ---------------------------------
    Rosegarden::Studio      *m_studio;
    RosegardenGUIDoc        *m_doc;

    MidiProgramsEditor      *m_programEditor;
    MidiKeyMappingEditor    *m_keyMappingEditor;
    KListView               *m_listView;

    QGroupBox               *m_optionBox;
    QCheckBox               *m_variationToggle;
    KComboBox               *m_variationCombo;

    QPushButton             *m_closeButton;
    QPushButton             *m_resetButton;
    QPushButton             *m_applyButton;

    QPushButton             *m_addBank;
    QPushButton             *m_addKeyMapping;
    QPushButton             *m_delete;
    QPushButton             *m_deleteAll;

    QPushButton             *m_importBanks;
    QPushButton             *m_exportBanks;

    QPushButton             *m_copyPrograms;
    QPushButton             *m_pastePrograms;
    std::pair<Rosegarden::DeviceId, int> m_copyBank;

    std::map<Rosegarden::DeviceId, std::string>  m_deviceNameMap;
    Rosegarden::BankList                         m_bankList;
    Rosegarden::ProgramList                      m_programList;
    Rosegarden::ProgramList                      m_oldProgramList;

    bool                     m_modified;
    bool                     m_keepBankList;
    bool                     m_deleteAllReally;

    Rosegarden::DeviceId     m_lastDevice;
    Rosegarden::MidiBank     m_lastBank;

    static const char* const BankEditorConfigGroup;

    bool                     m_updateDeviceList;

// ----------------------- RemapInstrumentDialog ------------------------

class RemapInstrumentDialog : public KDialogBase
    RemapInstrumentDialog(QWidget *parent,
                          RosegardenGUIDoc *doc);

    void populateCombo(int id);

    void addCommandToHistory(KCommand *command);
    MultiViewCommandHistory* getCommandHistory();

public slots:
    void slotRemapReleased(int id);

    void slotOk();
    void slotApply();


    RosegardenGUIDoc    *m_doc;

    QRadioButton        *m_deviceButton;
    QRadioButton        *m_instrumentButton;

    QButtonGroup        *m_buttonGroup;
    KComboBox           *m_fromCombo;
    KComboBox           *m_toCombo;

    Rosegarden::DeviceList m_devices;
    Rosegarden::InstrumentList m_instruments;

#endif // _BANKEDITOR_H_

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