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// qsamplerInstrumentList.cpp |
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// |
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/**************************************************************************** |
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Copyright (C) 2003-2005, rncbc aka Rui Nuno Capela. All rights reserved. |
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|
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This program is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 2 |
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of the License, or (at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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|
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*****************************************************************************/ |
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|
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#include "qsamplerAbout.h" |
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#include "qsamplerInstrumentList.h" |
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|
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#include "qsamplerInstrument.h" |
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#include "qsamplerInstrumentForm.h" |
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|
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#include "qsamplerOptions.h" |
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#include "qsamplerMainForm.h" |
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|
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#include <qmessagebox.h> |
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#include <qaction.h> |
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#include <qfileinfo.h> |
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#include <qpopupmenu.h> |
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|
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// Needed for lroundf() |
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#include <math.h> |
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|
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#ifndef CONFIG_ROUND |
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static inline long lroundf ( float x ) |
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{ |
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if (x >= 0.0f) |
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return long(x + 0.5f); |
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else |
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return long(x - 0.5f); |
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} |
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#endif |
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|
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|
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//---------------------------------------------------------------------- |
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// class qsamplerInstrumentGroup -- custom group list view item. |
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// |
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|
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// Constructors. |
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qsamplerInstrumentGroup::qsamplerInstrumentGroup ( |
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qsamplerInstrumentList *pListView, const QString& sName, |
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QListViewItem *pItemAfter ) |
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: QListViewItem(pListView, pItemAfter ? pItemAfter : pListView->lastItem()) |
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{ |
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QListViewItem::setRenameEnabled(0, true); |
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|
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource("itemGroup.png")); |
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QListViewItem::setText(0, sName); |
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} |
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|
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|
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qsamplerInstrumentGroup::qsamplerInstrumentGroup ( |
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qsamplerInstrumentGroup *pGroupItem, const QString& sName ) |
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: QListViewItem(pGroupItem, sName) |
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{ |
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QListViewItem::setRenameEnabled(0, true); |
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|
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource("itemGroup.png")); |
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} |
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|
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|
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// Default destructor. |
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qsamplerInstrumentGroup::~qsamplerInstrumentGroup (void) |
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{ |
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} |
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|
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|
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// Instance accessors. |
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void qsamplerInstrumentGroup::setName ( const QString& sName ) |
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{ |
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QListViewItem::setText(0, sName); |
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} |
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|
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|
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QString qsamplerInstrumentGroup::name (void) const |
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{ |
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return QListViewItem::text(0); |
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} |
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|
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|
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qsamplerInstrumentGroup *qsamplerInstrumentGroup::groupItem (void) const |
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{ |
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QListViewItem *pParent = QListViewItem::parent(); |
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while (pParent && pParent->rtti() != qsamplerInstrumentList::Group) |
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pParent = pParent->parent(); |
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return static_cast<qsamplerInstrumentGroup *> (pParent); |
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} |
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|
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|
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qsamplerInstrumentList *qsamplerInstrumentGroup::listView (void) const |
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{ |
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return static_cast<qsamplerInstrumentList *> (QListViewItem::listView()); |
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} |
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|
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|
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// To show up whether its open or not. |
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void qsamplerInstrumentGroup::setOpen ( bool bOpen ) |
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{ |
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// Set the proper pixmap of this... |
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if (rtti() == qsamplerInstrumentList::Group) { |
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource( |
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bOpen ? "itemGroupOpen.png" : "itemGroup.png")); |
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} |
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// Open it up... |
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QListViewItem::setOpen(bOpen); |
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|
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// All ancestors should be also visible. |
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if (bOpen && QListViewItem::parent()) |
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QListViewItem::parent()->setOpen(true); |
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} |
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|
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|
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// To virtually distinguish between list view items. |
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int qsamplerInstrumentGroup::rtti (void) const |
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{ |
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return qsamplerInstrumentList::Group; |
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} |
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|
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|
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//---------------------------------------------------------------------- |
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// class qsamplerInstrumentItem -- custom file list view item. |
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// |
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|
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// Constructors. |
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qsamplerInstrumentItem::qsamplerInstrumentItem ( |
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qsamplerInstrumentList *pListView, |
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qsamplerInstrument *pInstrument, |
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QListViewItem *pItemAfter ) |
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: qsamplerInstrumentGroup(pListView, pInstrument->name(), pItemAfter) |
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{ |
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m_pInstrument = pInstrument; |
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|
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update(); |
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} |
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|
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qsamplerInstrumentItem::qsamplerInstrumentItem ( |
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qsamplerInstrumentGroup *pGroupItem, |
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qsamplerInstrument *pInstrument ) |
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: qsamplerInstrumentGroup(pGroupItem, pInstrument->name()) |
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{ |
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m_pInstrument = pInstrument; |
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|
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update(); |
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} |
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|
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|
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// Default destructor. |
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qsamplerInstrumentItem::~qsamplerInstrumentItem (void) |
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{ |
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if (m_pInstrument) |
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delete m_pInstrument; |
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} |
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|
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|
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// To virtually distinguish between list view items. |
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int qsamplerInstrumentItem::rtti (void) const |
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{ |
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return qsamplerInstrumentList::Item; |
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} |
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|
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|
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// Payload accessor. |
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qsamplerInstrument *qsamplerInstrumentItem::instrument (void) const |
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{ |
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return m_pInstrument; |
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} |
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|
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|
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// Item refreshment. |
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void qsamplerInstrumentItem::update (void) |
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{ |
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QListViewItem::setPixmap(0, QPixmap::fromMimeSource("itemFile.png")); |
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|
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const QString s = "-"; |
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if (m_pInstrument) { |
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setText(0, m_pInstrument->name()); |
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setText(1, QString::number(m_pInstrument->map())); |
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setText(2, QString::number(m_pInstrument->bank())); |
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setText(3, QString::number(m_pInstrument->prog() + 1)); |
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setText(4, m_pInstrument->engineName()); |
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setText(5, QFileInfo(m_pInstrument->instrumentFile()).fileName()); |
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setText(6, QString::number(m_pInstrument->instrumentNr())); |
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setText(7, QString::number(::lroundf(100.0f * m_pInstrument->volume()))); |
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QString sLoadMode = s; |
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switch (m_pInstrument->loadMode()) { |
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case 3: |
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sLoadMode = QObject::tr("Persistent"); |
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break; |
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case 2: |
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sLoadMode = QObject::tr("On Demand Hold"); |
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break; |
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case 1: |
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sLoadMode = QObject::tr("On Demand"); |
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break; |
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} |
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setText(8, sLoadMode); |
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} else { |
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for (int i = 0; i < listView()->columns(); i++) |
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setText(i, s); |
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} |
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} |
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|
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|
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//---------------------------------------------------------------------------- |
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// qsamplerInstrumentList -- MIDI instrument list view. |
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// |
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|
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// Constructor. |
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qsamplerInstrumentList::qsamplerInstrumentList ( |
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QWidget *pParent, const char *pszName ) |
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: QListView(pParent, pszName) |
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{ |
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// QListView::setRootIsDecorated(true); |
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QListView::setResizeMode(QListView::NoColumn); |
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// QListView::setAcceptDrops(true); |
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QListView::setDragAutoScroll(true); |
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QListView::setSizePolicy( |
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QSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding)); |
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// QListView::setShowToolTips(false); |
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QListView::setSortColumn(-1); |
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|
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QListView::addColumn(tr("Name")); |
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QListView::addColumn(tr("Map")); |
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QListView::addColumn(tr("Bank")); |
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QListView::addColumn(tr("Prog")); |
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QListView::addColumn(tr("Engine")); |
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QListView::addColumn(tr("File")); |
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QListView::addColumn(tr("Nr")); |
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QListView::addColumn(tr("Vol")); |
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QListView::addColumn(tr("Mode")); |
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|
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QListView::setColumnAlignment(1, Qt::AlignHCenter); // Map |
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QListView::setColumnAlignment(2, Qt::AlignHCenter); // Bank |
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QListView::setColumnAlignment(3, Qt::AlignHCenter); // Prog |
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QListView::setColumnAlignment(6, Qt::AlignHCenter); // Nr |
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QListView::setColumnAlignment(7, Qt::AlignHCenter); // Vol |
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|
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QListView::setColumnWidth(0, 120); // Name |
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QListView::setColumnWidth(5, 240); // File |
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|
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m_pNewGroupAction = new QAction(tr("New &Group"), tr("Ctrl+G"), this); |
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m_pNewItemAction = new QAction(tr("New &Instrument..."), tr("Ins"), this); |
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m_pEditItemAction = new QAction(tr("&Edit..."), tr("Enter"), this); |
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m_pRenameAction = new QAction(tr("&Rename"), tr("F2"), this); |
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m_pDeleteAction = new QAction(tr("&Delete"), tr("Del"), this); |
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m_pRefreshAction = new QAction(tr("Re&fresh"), tr("F5"), this); |
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|
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QObject::connect(m_pNewGroupAction, |
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SIGNAL(activated()), |
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SLOT(newGroupSlot())); |
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QObject::connect(m_pNewItemAction, |
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SIGNAL(activated()), |
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SLOT(newItemSlot())); |
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QObject::connect(m_pEditItemAction, |
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SIGNAL(activated()), |
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SLOT(editItemSlot())); |
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QObject::connect(m_pRenameAction, |
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SIGNAL(activated()), |
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SLOT(renameSlot())); |
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QObject::connect(m_pDeleteAction, |
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SIGNAL(activated()), |
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SLOT(deleteSlot())); |
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QObject::connect(m_pRefreshAction, |
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SIGNAL(activated()), |
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SLOT(refresh())); |
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|
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QObject::connect(this, |
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SIGNAL(selectionChanged()), |
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SLOT(selectionChangedSlot())); |
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QObject::connect(this, |
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SIGNAL(doubleClicked(QListViewItem*, const QPoint&, int)), |
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SLOT(activatedSlot(QListViewItem*))); |
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QObject::connect(this, |
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SIGNAL(returnPressed(QListViewItem*)), |
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SLOT(activatedSlot(QListViewItem*))); |
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QObject::connect(this, |
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SIGNAL(itemRenamed(QListViewItem*,int)), |
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SLOT(renamedSlot(QListViewItem*))); |
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|
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selectionChangedSlot(); |
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} |
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|
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|
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// Default destructor. |
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qsamplerInstrumentList::~qsamplerInstrumentList (void) |
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{ |
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delete m_pNewGroupAction; |
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delete m_pNewItemAction; |
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delete m_pEditItemAction; |
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delete m_pRenameAction; |
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delete m_pDeleteAction; |
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} |
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|
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|
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// Add a new instrument item, optionally under a given group. |
311 |
qsamplerInstrumentItem *qsamplerInstrumentList::addItem ( |
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qsamplerInstrument *pInstrument, |
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qsamplerInstrumentGroup *pParentGroup ) |
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{ |
315 |
qsamplerInstrumentItem *pItem = findItem(pInstrument); |
316 |
if (pItem == NULL) { |
317 |
if (pParentGroup) |
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pItem = new qsamplerInstrumentItem(pParentGroup, pInstrument); |
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else |
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pItem = new qsamplerInstrumentItem(this, pInstrument); |
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} |
322 |
QListView::setSelected(pItem, true); |
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return pItem; |
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} |
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|
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|
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// Add a new instrument group, optionally under another group. |
328 |
qsamplerInstrumentGroup *qsamplerInstrumentList::addGroup ( |
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const QString& sName, qsamplerInstrumentGroup *pParentGroup ) |
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{ |
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qsamplerInstrumentGroup *pGroup = findGroup(sName); |
332 |
if (pGroup == NULL) { |
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if (pParentGroup) |
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pGroup = new qsamplerInstrumentGroup(pParentGroup, sName); |
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else |
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pGroup = new qsamplerInstrumentGroup(this, sName); |
337 |
} |
338 |
QListView::setSelected(pGroup, true); |
339 |
return pGroup; |
340 |
} |
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|
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|
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// Find a group item, given its name. |
344 |
qsamplerInstrumentGroup *qsamplerInstrumentList::findGroup ( |
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const QString& sName ) const |
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{ |
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// Iterate all over the place to search for the group. |
348 |
QListViewItemIterator iter((QListView *) this); |
349 |
while (iter.current()) { |
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QListViewItem *pItem = iter.current(); |
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if (pItem->rtti() == Group && pItem->text(0) == sName) |
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return static_cast<qsamplerInstrumentGroup *> (pItem); |
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++iter; |
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} |
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// Not found. |
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return NULL; |
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} |
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|
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|
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// Find a file item, given its name. |
361 |
qsamplerInstrumentItem *qsamplerInstrumentList::findItem ( |
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qsamplerInstrument *pInstrument ) const |
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{ |
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if (pInstrument == NULL) |
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return NULL; |
366 |
|
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// Iterate all over the place to search for the group. |
368 |
QListViewItemIterator iter((QListView *) this); |
369 |
while (iter.current()) { |
370 |
QListViewItem *pListItem = iter.current(); |
371 |
if (pListItem->rtti() == Item) { |
372 |
qsamplerInstrumentItem *pItem |
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= static_cast<qsamplerInstrumentItem *> (pListItem); |
374 |
if (pItem && pItem->instrument() |
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&& pItem->instrument()->map() == pInstrument->map() |
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&& pItem->instrument()->bank() == pInstrument->bank() |
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&& pItem->instrument()->prog() == pInstrument->prog()) |
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return pItem; |
379 |
} |
380 |
++iter; |
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} |
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// Not found. |
383 |
return NULL; |
384 |
} |
385 |
|
386 |
|
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// Find and return the nearest group item... |
388 |
qsamplerInstrumentGroup *qsamplerInstrumentList::groupItem ( |
389 |
QListViewItem *pItem ) const |
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{ |
391 |
while (pItem && pItem->rtti() != Group) |
392 |
pItem = pItem->parent(); |
393 |
return static_cast<qsamplerInstrumentGroup *> (pItem); |
394 |
} |
395 |
|
396 |
|
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// Add a new group item below the current one. |
398 |
void qsamplerInstrumentList::newGroupSlot (void) |
399 |
{ |
400 |
qsamplerInstrumentGroup *pParentGroup |
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= groupItem(QListView::selectedItem()); |
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qsamplerInstrumentGroup *pNewGroup |
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= addGroup(tr("New Group"), pParentGroup); |
404 |
if (pParentGroup) |
405 |
pParentGroup->setOpen(true); |
406 |
if (pNewGroup) |
407 |
pNewGroup->startRename(0); |
408 |
|
409 |
selectionChangedSlot(); |
410 |
} |
411 |
|
412 |
|
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// Add a new instrument item below the current one. |
414 |
void qsamplerInstrumentList::newItemSlot (void) |
415 |
{ |
416 |
qsamplerInstrument *pInstrument = new qsamplerInstrument(); |
417 |
|
418 |
qsamplerInstrumentForm form(this); |
419 |
form.setup(pInstrument); |
420 |
if (!form.exec()) { |
421 |
delete pInstrument; |
422 |
return; |
423 |
} |
424 |
|
425 |
// Check it there's already one instrument item |
426 |
// with the very same key (bank, program); |
427 |
// if yes, just remove it without prejudice... |
428 |
qsamplerInstrumentItem *pItem = findItem(pInstrument); |
429 |
if (pItem) |
430 |
delete pItem; |
431 |
|
432 |
pInstrument->mapInstrument(); |
433 |
emit instrumentsChanged(); |
434 |
|
435 |
qsamplerInstrumentGroup *pParentGroup |
436 |
= groupItem(QListView::selectedItem()); |
437 |
addItem(pInstrument, pParentGroup); |
438 |
if (pParentGroup) |
439 |
pParentGroup->setOpen(true); |
440 |
|
441 |
selectionChangedSlot(); |
442 |
} |
443 |
|
444 |
|
445 |
// Edit current item below the current one. |
446 |
void qsamplerInstrumentList::editItemSlot (void) |
447 |
{ |
448 |
QListViewItem *pListItem = QListView::selectedItem(); |
449 |
if (pListItem == NULL) |
450 |
return; |
451 |
if (pListItem->rtti() == Item) { |
452 |
qsamplerInstrumentItem *pItem |
453 |
= static_cast<qsamplerInstrumentItem *> (pListItem); |
454 |
if (pItem && pItem->instrument()) { |
455 |
qsamplerInstrumentForm form(this); |
456 |
form.setup(pItem->instrument()); |
457 |
if (form.exec()) { |
458 |
pItem->instrument()->mapInstrument(); |
459 |
emit instrumentsChanged(); |
460 |
pItem->update(); |
461 |
} |
462 |
} |
463 |
} |
464 |
|
465 |
selectionChangedSlot(); |
466 |
} |
467 |
|
468 |
|
469 |
// Rename current group/item. |
470 |
void qsamplerInstrumentList::renameSlot (void) |
471 |
{ |
472 |
QListViewItem *pListItem = QListView::selectedItem(); |
473 |
if (pListItem) |
474 |
pListItem->startRename(0); |
475 |
|
476 |
selectionChangedSlot(); |
477 |
} |
478 |
|
479 |
|
480 |
// Remove current group/item. |
481 |
void qsamplerInstrumentList::deleteSlot (void) |
482 |
{ |
483 |
QListViewItem *pListItem = QListView::selectedItem(); |
484 |
if (pListItem == NULL) |
485 |
return; |
486 |
|
487 |
qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
488 |
if (pMainForm == NULL) |
489 |
return; |
490 |
|
491 |
// Prompt user if this is for real... |
492 |
qsamplerOptions *pOptions = pMainForm->options(); |
493 |
if (pOptions && pOptions->bConfirmRemove) { |
494 |
if (QMessageBox::warning(this, |
495 |
QSAMPLER_TITLE ": " + tr("Warning"), |
496 |
tr("Delete %1:\n\n" |
497 |
"%2\n\n" |
498 |
"Are you sure?") |
499 |
.arg(pListItem->rtti() == Item ? tr("instrument") : tr("group")) |
500 |
.arg(pListItem->text(0)), |
501 |
tr("OK"), tr("Cancel")) > 0) |
502 |
return; |
503 |
} |
504 |
|
505 |
// Unmap instrument entry... |
506 |
if (pListItem->rtti() == Item) { |
507 |
qsamplerInstrumentItem *pItem |
508 |
= static_cast<qsamplerInstrumentItem *> (pListItem); |
509 |
if (pItem && pItem->instrument()) { |
510 |
pItem->instrument()->unmapInstrument(); |
511 |
emit instrumentsChanged(); |
512 |
} |
513 |
} |
514 |
|
515 |
// Do it for real... |
516 |
delete pListItem; |
517 |
|
518 |
selectionChangedSlot(); |
519 |
} |
520 |
|
521 |
|
522 |
// In-place selection slot. |
523 |
void qsamplerInstrumentList::selectionChangedSlot (void) |
524 |
{ |
525 |
qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
526 |
QListViewItem *pListItem = QListView::selectedItem(); |
527 |
bool bEnabled = (pMainForm && pMainForm->client()); |
528 |
m_pNewItemAction->setEnabled(bEnabled); |
529 |
bEnabled = (bEnabled && pListItem != NULL); |
530 |
m_pEditItemAction->setEnabled(bEnabled && pListItem->rtti() == Item); |
531 |
m_pRenameAction->setEnabled(bEnabled); |
532 |
m_pDeleteAction->setEnabled(bEnabled); |
533 |
} |
534 |
|
535 |
|
536 |
// In-place activation slot. |
537 |
void qsamplerInstrumentList::activatedSlot ( QListViewItem *pListItem ) |
538 |
{ |
539 |
// FIXME: Hope the list view item is the one selected. |
540 |
if (pListItem->rtti() == Item) |
541 |
editItemSlot(); |
542 |
} |
543 |
|
544 |
|
545 |
// In-place aliasing slot. |
546 |
void qsamplerInstrumentList::renamedSlot ( QListViewItem *pListItem ) |
547 |
{ |
548 |
if (pListItem->rtti() == Item) { |
549 |
qsamplerInstrumentItem *pItem |
550 |
= static_cast<qsamplerInstrumentItem *> (pListItem); |
551 |
if (pItem && pItem->instrument()) { |
552 |
pItem->instrument()->setName(pListItem->text(0)); |
553 |
pItem->instrument()->mapInstrument(); |
554 |
emit instrumentsChanged(); |
555 |
pItem->update(); |
556 |
} |
557 |
} |
558 |
} |
559 |
|
560 |
|
561 |
// Context menu request event handler. |
562 |
void qsamplerInstrumentList::contextMenuEvent ( |
563 |
QContextMenuEvent *pContextMenuEvent ) |
564 |
{ |
565 |
if (!m_pNewItemAction->isEnabled()) |
566 |
return; |
567 |
|
568 |
QPopupMenu menu(this); |
569 |
|
570 |
// Construct context menu. |
571 |
m_pNewItemAction->addTo(&menu); |
572 |
// m_pNewGroupAction->addTo(&menu); |
573 |
menu.insertSeparator(); |
574 |
m_pEditItemAction->addTo(&menu); |
575 |
m_pRenameAction->addTo(&menu); |
576 |
m_pDeleteAction->addTo(&menu); |
577 |
menu.insertSeparator(); |
578 |
m_pRefreshAction->addTo(&menu); |
579 |
|
580 |
menu.exec(pContextMenuEvent->globalPos()); |
581 |
} |
582 |
|
583 |
|
584 |
// General reloader. |
585 |
void qsamplerInstrumentList::refresh (void) |
586 |
{ |
587 |
clear(); |
588 |
|
589 |
qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance(); |
590 |
if (pMainForm == NULL) |
591 |
return; |
592 |
if (pMainForm->client() == NULL) |
593 |
return; |
594 |
|
595 |
qsamplerInstrumentItem *pItem = NULL; |
596 |
lscp_midi_instrument_t *pInstrs |
597 |
= ::lscp_list_midi_instruments(pMainForm->client(), LSCP_MIDI_MAP_ALL); |
598 |
for (int iInstr = 0; pInstrs && pInstrs[iInstr].map >= 0; ++iInstr) { |
599 |
int iMap = pInstrs[iInstr].map; |
600 |
int iBank = pInstrs[iInstr].bank; |
601 |
int iProg = pInstrs[iInstr].prog; |
602 |
qsamplerInstrument *pInstrument |
603 |
= new qsamplerInstrument(iMap, iBank, iProg); |
604 |
if (pInstrument->getInstrument()) |
605 |
pItem = new qsamplerInstrumentItem(this, pInstrument, pItem); |
606 |
} |
607 |
|
608 |
if (pInstrs == NULL && ::lscp_client_get_errno(pMainForm->client())) { |
609 |
pMainForm->appendMessagesClient("lscp_list_midi_instruments"); |
610 |
pMainForm->appendMessagesError(tr("Could not get current list of MIDI instrument mappings.\n\nSorry.")); |
611 |
} |
612 |
|
613 |
selectionChangedSlot(); |
614 |
} |
615 |
|
616 |
|
617 |
// end of qsamplerInstrumentList.cpp |
618 |
|