trunk/src/qsamplerChannelFxForm.cpp

// qsamplerChannelFxForm.cpp
//
/****************************************************************************
   Copyright (C) 2008, Christian Schoenebeck
   Copyright (C) 2010, rncbc aka Rui Nuno Capela. All rights reserved.

   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.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

*****************************************************************************/

#include "qsamplerAbout.h"
#include "qsamplerChannelFxForm.h"
#include "qsamplerFxSendsModel.h"

// let's not reinvent the wheel for audio routing
#include "qsamplerChannel.h"

#include <math.h>

#include <QAbstractButton>
#include <QLineEdit>
#include <QHeaderView>
#include <QMap>

namespace { // private namespace

static const char* _midiControllerName(int iMidiCtrl) {
        switch (iMidiCtrl) {
                case 0:   return "Bank select MSB";
                case 1:   return "Modulation MSB";
                case 2:   return "Breath Controller";
                case 4:   return "Foot Controller MSB";
                case 5:   return "Portamento Time MSB";
                case 6:   return "(N)RPN Data Byte";
                case 7:   return "Main Volume";
                case 8:   return "Balance";
                case 10:  return "Panorama";
                case 11:  return "Expression";
                case 12:  return "Effect Control 1";
                case 13:  return "Effect Control 2";
                case 16:  return "General Purpose Controller 1";
                case 17:  return "General Purpose Controller 2";
                case 18:  return "General Purpose Controller 3";
                case 19:  return "General Purpose Controller 4";
                case 32:  return "Bank select LSB";
                case 63:  return "LSB for Controllers 0?31";
                case 64:  return "Hold 1";
                case 65:  return "Portamento";
                case 66:  return "Sostenuto";
                case 67:  return "Soft Pedal";
                case 68:  return "Legato Footswitch";
                case 69:  return "Hold 2";
                case 70:  return "Sound Controller 1 (Sound Variation)";
                case 71:  return "Sound Controller 2 (Harmonic Content)";
                case 72:  return "Sound Controller 3 (Release Time)";
                case 73:  return "Sound Controller 4 (Attack Time)";
                case 74:  return "Sound Controller 5 (Brightness)";
                case 75:  return "Sound Controller 6";
                case 76:  return "Sound Controller 7";
                case 77:  return "Sound Controller 8";
                case 78:  return "Sound Controller 9";
                case 79:  return "Sound Controller 10";
                case 80:  return "General Purpose 5";
                case 81:  return "General Purpose 6";
                case 82:  return "General Purpose 7";
                case 83:  return "General Purpose 8";
                case 84:  return "Portamento Control";
                case 91:  return "Effects 1 Depth";
                case 92:  return "Effects 2 Depth";
                case 93:  return "Effects 3 Depth";
                case 94:  return "Effects 4 Depth";
                case 95:  return "Effects 5 Depth";
                case 96:  return "Data Increment (N)RPN";
                case 97:  return "Data Decrement (N)RPN";
                case 98:  return "NRPN LSB";
                case 99:  return "NRPN MSB";
                case 100: return "RPN LSB";
                case 101: return "RPN MSB";
                case 120: return "All Sounds Off";
                case 121: return "Controller Reset";
                case 122: return "Local Control on/off";
                case 123: return "All Notes Off";
                case 124: return "Omni Off";
                case 125: return "Omni On";
                case 126: return "Mono On / Poly Off";
                case 127: return "Poly On / Mono Off";
                default: return "";
        }
}

} // private namespace


namespace QSampler {

ChannelFxForm::ChannelFxForm (
        Channel* pSamplerChannel, QWidget* pParent, Qt::WindowFlags wflags )
        : QDialog(pParent, wflags)
{
        m_ui.setupUi(this);

        m_pSamplerChannel = pSamplerChannel;

        m_pAudioDevice = NULL;

        FxSendsModel* pModel =
                new FxSendsModel(m_pSamplerChannel->channelID(), m_ui.SendsListView);
        m_ui.SendsListView->setModel(pModel);
#if QT_VERSION >= 0x040300
        m_ui.SendsListView->setSelectionRectVisible(true);
#endif

        const int iRowHeight = m_ui.audioRoutingTable->fontMetrics().height() + 4;
        m_ui.audioRoutingTable->verticalHeader()->setDefaultSectionSize(iRowHeight);
        m_ui.audioRoutingTable->horizontalHeader()->setDefaultAlignment(Qt::AlignLeft);
        ChannelRoutingModel* pRoutingModel =
                new ChannelRoutingModel(m_ui.audioRoutingTable);
        m_ui.audioRoutingTable->setModel(pRoutingModel);
        ChannelRoutingDelegate* pRoutingDelegate =
                new ChannelRoutingDelegate(m_ui.audioRoutingTable);
        m_ui.audioRoutingTable->setItemDelegate(pRoutingDelegate);
        m_ui.audioRoutingTable->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);
//      m_ui.audioRoutingTable->verticalHeader()->hide();

        QAbstractButton* pApplyButton =
                m_ui.buttonBox->button(QDialogButtonBox::Apply);
        pApplyButton->setEnabled(false);
        pApplyButton->setIcon(QIcon(":/images/formEdit.png"));

        QAbstractButton* pCancelButton =
                m_ui.buttonBox->button(QDialogButtonBox::Cancel);
        pCancelButton->setIcon(QIcon(":/images/formRemove.png"));

        QAbstractButton* pOkButton =
                m_ui.buttonBox->button(QDialogButtonBox::Ok);
        pOkButton->setIcon(QIcon(":/images/formAccept.png"));

        QAbstractButton* pResetButton =
                m_ui.buttonBox->button(QDialogButtonBox::Reset);
        pResetButton->setEnabled(false);
        pResetButton->setToolTip("Revert all changes.");

        m_ui.destroyPushButton->setEnabled(false);

        m_ui.mainParametersGroupBox->setEnabled(false);
        m_ui.audioRoutingGroupBox->setEnabled(false);

        for (int i = 0; i < 128; ++i) {
                m_ui.depthCtrlComboBox->addItem(
                        QString("[") + QString::number(i) + "] " + _midiControllerName(i)
                );
        }

        connect(
                m_ui.buttonBox, SIGNAL(clicked(QAbstractButton*)),
                this, SLOT(onButtonClicked(QAbstractButton*))
        );
        connect(
                m_ui.createPushButton, SIGNAL(clicked()),
                this, SLOT(onCreateFxSend())
        );
        connect(
                m_ui.destroyPushButton, SIGNAL(clicked()),
                this, SLOT(onDestroyFxSend())
        );
        connect(
                pModel, SIGNAL(fxSendsDirtyChanged(bool)),
                pApplyButton, SLOT(setEnabled(bool))
        );
        connect(
                pModel, SIGNAL(fxSendsDirtyChanged(bool)),
                pResetButton, SLOT(setEnabled(bool))
        );
        connect(
                m_ui.SendsListView, SIGNAL(clicked(const QModelIndex&)),
                this, SLOT(onFxSendSelection(const QModelIndex&))
        );
        connect(
                m_ui.depthCtrlComboBox, SIGNAL(activated(int)),
                this, SLOT(onDepthCtrlChanged(int))
        );
        connect(
                m_ui.depthSpinBox, SIGNAL(valueChanged(int)),
                this, SLOT(onCurrentSendDepthChanged(int))
        );
        connect(
                pRoutingModel, SIGNAL(dataChanged(const QModelIndex&, const QModelIndex&)),
                this, SLOT(updateTableCellRenderers(const QModelIndex&, const QModelIndex&))
        );
        connect(
                pRoutingModel, SIGNAL(modelReset()),
                this, SLOT(updateTableCellRenderers())
        );
        connect(
                pRoutingModel, SIGNAL(dataChanged(const QModelIndex&, const QModelIndex&)),
                this, SLOT(onRoutingTableChanged())
        );
}

ChannelFxForm::~ChannelFxForm() {
        if (m_pAudioDevice) delete m_pAudioDevice;
}

void ChannelFxForm::onButtonClicked(QAbstractButton* button) {
        FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
        switch (m_ui.buttonBox->buttonRole(button)) {
                case QDialogButtonBox::AcceptRole:
                case QDialogButtonBox::ApplyRole:
                        pModel->applyToSampler();
                        // force a refresh of the parameter control elements
                        onFxSendSelection(m_ui.SendsListView->currentIndex());
                        break;
                case QDialogButtonBox::ResetRole:
                        pModel->cleanRefresh();
                        // force a refresh of the parameter control elements
                        onFxSendSelection(m_ui.SendsListView->currentIndex());
                        break;
                default: // to avoid gcc warnings
                        break;
        }
}

void ChannelFxForm::onFxSendSelection(const QModelIndex& index) {
        const bool bValid = index.isValid();
        m_ui.destroyPushButton->setEnabled(bValid);
        m_ui.mainParametersGroupBox->setEnabled(bValid);
        m_ui.audioRoutingGroupBox->setEnabled(bValid);

        FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
        FxSend* pFxSend = pModel->fxSend(index);

        // clear routing model
        ChannelRoutingModel* pRoutingModel =
                (ChannelRoutingModel*) m_ui.audioRoutingTable->model();
        pRoutingModel->refresh(NULL, ChannelRoutingMap());
        pRoutingModel->routingMap().clear(); // Reset routing change map.
        if (m_pAudioDevice) {
                delete m_pAudioDevice;
                m_pAudioDevice = NULL;
        }

        if (!pFxSend) return;

        // update routing model
        if (m_pSamplerChannel->audioDevice() >= 0) {
                m_pAudioDevice =
                        new Device(Device::Audio, m_pSamplerChannel->audioDevice());
                pRoutingModel->refresh(m_pAudioDevice, pFxSend->audioRouting());
        }

        m_ui.depthCtrlComboBox->setCurrentIndex(pFxSend->sendDepthMidiCtrl());
        m_ui.depthSpinBox->setValue(
                int(::round(pFxSend->currentDepth() * 100.0))
        );
}

void ChannelFxForm::onCreateFxSend() {
        FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
        pModel->addFxSend();
}

void ChannelFxForm::onDestroyFxSend() {
        FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
        pModel->removeFxSend(m_ui.SendsListView->currentIndex());
}

void ChannelFxForm::onDepthCtrlChanged(int iMidiCtrl) {
        FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
        const QModelIndex index = m_ui.SendsListView->currentIndex();
        FxSend* pFxSend = pModel->fxSend(index);
        if (!pFxSend) return;

        pFxSend->setSendDepthMidiCtrl(iMidiCtrl);
        pModel->onExternalModifiication(index);
}

void ChannelFxForm::onCurrentSendDepthChanged(int depthPercent) {
        FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
        const QModelIndex index = m_ui.SendsListView->currentIndex();
        FxSend* pFxSend = pModel->fxSend(index);
        if (!pFxSend) return;

        if (depthPercent == int( ::round(pFxSend->currentDepth() * 100.0) ))
                return; // nothing changed actually

        pFxSend->setCurrentDepth(double(depthPercent) / 100.0);
        pModel->onExternalModifiication(index);
}

void ChannelFxForm::onRoutingTableChanged() {
        ChannelRoutingModel* pRoutingModel =
                (ChannelRoutingModel*) m_ui.audioRoutingTable->model();
        if (pRoutingModel->routingMap().size() <= 0)
                return; // no changes

        FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
        const QModelIndex index = m_ui.SendsListView->currentIndex();
        FxSend* pFxSend = pModel->fxSend(index);
        if (!pFxSend) {
                pRoutingModel->routingMap().clear(); // reset routing change map
                return;
        }

        ChannelRoutingMap routingMap = pRoutingModel->routingMap();
        for (
                ChannelRoutingMap::iterator iter = routingMap.begin();
                iter != routingMap.end(); ++iter
        ) pFxSend->setAudioChannel(iter.key(), iter.value());

        pRoutingModel->routingMap().clear(); // reset routing change map

        pModel->onExternalModifiication(index);
}

void ChannelFxForm::updateTableCellRenderers() {
        ChannelRoutingModel* pRoutingModel =
                (ChannelRoutingModel*) m_ui.audioRoutingTable->model();
        const int rows = pRoutingModel->rowCount();
        const int cols = pRoutingModel->columnCount();
        updateTableCellRenderers(
                pRoutingModel->index(0, 0),
                pRoutingModel->index(rows - 1, cols - 1)
        );
}

void ChannelFxForm::updateTableCellRenderers (
        const QModelIndex& topLeft, const QModelIndex& bottomRight )
{
        ChannelRoutingModel* pRoutingModel =
                (ChannelRoutingModel*) m_ui.audioRoutingTable->model();
        for (int r = topLeft.row(); r <= bottomRight.row(); r++) {
                for (int c = topLeft.column(); c <= bottomRight.column(); c++) {
                        const QModelIndex index = pRoutingModel->index(r, c);
                        m_ui.audioRoutingTable->openPersistentEditor(index);
                }
        }
}

} // namespace QSampler

// end of qsamplerChannelFxForm.cpp
1	schoenebeck	1667	// qsamplerChannelFxForm.cpp
2			//
3			/****************************************************************************
4			Copyright (C) 2008, Christian Schoenebeck
5	capela	2074	Copyright (C) 2010, rncbc aka Rui Nuno Capela. All rights reserved.
6	schoenebeck	1667
7			This program is free software; you can redistribute it and/or
8			modify it under the terms of the GNU General Public License
9			as published by the Free Software Foundation; either version 2
10			of the License, or (at your option) any later version.
11
12			This program is distributed in the hope that it will be useful,
13			but WITHOUT ANY WARRANTY; without even the implied warranty of
14			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			GNU General Public License for more details.
16
17			You should have received a copy of the GNU General Public License
18			along with this program; if not, write to the Free Software
19			Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20
21			*****************************************************************************/
22
23			#include "qsamplerAbout.h"
24			#include "qsamplerChannelFxForm.h"
25			#include "qsamplerFxSendsModel.h"
26
27	schoenebeck	1668	// let's not reinvent the wheel for audio routing
28			#include "qsamplerChannel.h"
29
30			#include <math.h>
31
32	schoenebeck	1667	#include <QAbstractButton>
33	schoenebeck	1668	#include <QLineEdit>
34			#include <QHeaderView>
35			#include <QMap>
36	schoenebeck	1667
37	schoenebeck	1668	namespace { // private namespace
38
39			static const char* _midiControllerName(int iMidiCtrl) {
40			switch (iMidiCtrl) {
41			case 0: return "Bank select MSB";
42			case 1: return "Modulation MSB";
43			case 2: return "Breath Controller";
44			case 4: return "Foot Controller MSB";
45			case 5: return "Portamento Time MSB";
46			case 6: return "(N)RPN Data Byte";
47			case 7: return "Main Volume";
48			case 8: return "Balance";
49			case 10: return "Panorama";
50			case 11: return "Expression";
51			case 12: return "Effect Control 1";
52			case 13: return "Effect Control 2";
53			case 16: return "General Purpose Controller 1";
54			case 17: return "General Purpose Controller 2";
55			case 18: return "General Purpose Controller 3";
56			case 19: return "General Purpose Controller 4";
57			case 32: return "Bank select LSB";
58			case 63: return "LSB for Controllers 0?31";
59			case 64: return "Hold 1";
60			case 65: return "Portamento";
61			case 66: return "Sostenuto";
62			case 67: return "Soft Pedal";
63			case 68: return "Legato Footswitch";
64			case 69: return "Hold 2";
65			case 70: return "Sound Controller 1 (Sound Variation)";
66			case 71: return "Sound Controller 2 (Harmonic Content)";
67			case 72: return "Sound Controller 3 (Release Time)";
68			case 73: return "Sound Controller 4 (Attack Time)";
69			case 74: return "Sound Controller 5 (Brightness)";
70			case 75: return "Sound Controller 6";
71			case 76: return "Sound Controller 7";
72			case 77: return "Sound Controller 8";
73			case 78: return "Sound Controller 9";
74			case 79: return "Sound Controller 10";
75			case 80: return "General Purpose 5";
76			case 81: return "General Purpose 6";
77			case 82: return "General Purpose 7";
78			case 83: return "General Purpose 8";
79			case 84: return "Portamento Control";
80			case 91: return "Effects 1 Depth";
81			case 92: return "Effects 2 Depth";
82			case 93: return "Effects 3 Depth";
83			case 94: return "Effects 4 Depth";
84			case 95: return "Effects 5 Depth";
85			case 96: return "Data Increment (N)RPN";
86			case 97: return "Data Decrement (N)RPN";
87			case 98: return "NRPN LSB";
88			case 99: return "NRPN MSB";
89			case 100: return "RPN LSB";
90			case 101: return "RPN MSB";
91			case 120: return "All Sounds Off";
92			case 121: return "Controller Reset";
93			case 122: return "Local Control on/off";
94			case 123: return "All Notes Off";
95			case 124: return "Omni Off";
96			case 125: return "Omni On";
97			case 126: return "Mono On / Poly Off";
98			case 127: return "Poly On / Mono Off";
99			default: return "";
100			}
101			}
102
103			} // private namespace
104
105
106	schoenebeck	1667	namespace QSampler {
107
108			ChannelFxForm::ChannelFxForm (
109	schoenebeck	1668	Channel* pSamplerChannel, QWidget* pParent, Qt::WindowFlags wflags )
110	schoenebeck	1667	: QDialog(pParent, wflags)
111			{
112			m_ui.setupUi(this);
113
114	schoenebeck	1668	m_pSamplerChannel = pSamplerChannel;
115	schoenebeck	1667
116	schoenebeck	1668	m_pAudioDevice = NULL;
117
118	schoenebeck	1667	FxSendsModel* pModel =
119	schoenebeck	1668	new FxSendsModel(m_pSamplerChannel->channelID(), m_ui.SendsListView);
120	schoenebeck	1667	m_ui.SendsListView->setModel(pModel);
121	schoenebeck	1707	#if QT_VERSION >= 0x040300
122	capela	1706	m_ui.SendsListView->setSelectionRectVisible(true);
123			#endif
124	schoenebeck	1667
125	schoenebeck	1668	const int iRowHeight = m_ui.audioRoutingTable->fontMetrics().height() + 4;
126			m_ui.audioRoutingTable->verticalHeader()->setDefaultSectionSize(iRowHeight);
127			m_ui.audioRoutingTable->horizontalHeader()->setDefaultAlignment(Qt::AlignLeft);
128			ChannelRoutingModel* pRoutingModel =
129			new ChannelRoutingModel(m_ui.audioRoutingTable);
130			m_ui.audioRoutingTable->setModel(pRoutingModel);
131			ChannelRoutingDelegate* pRoutingDelegate =
132			new ChannelRoutingDelegate(m_ui.audioRoutingTable);
133			m_ui.audioRoutingTable->setItemDelegate(pRoutingDelegate);
134			m_ui.audioRoutingTable->horizontalHeader()->setResizeMode(0, QHeaderView::Stretch);
135			// m_ui.audioRoutingTable->verticalHeader()->hide();
136
137	schoenebeck	1667	QAbstractButton* pApplyButton =
138			m_ui.buttonBox->button(QDialogButtonBox::Apply);
139			pApplyButton->setEnabled(false);
140	capela	2074	pApplyButton->setIcon(QIcon(":/images/formEdit.png"));
141	schoenebeck	1667
142			QAbstractButton* pCancelButton =
143			m_ui.buttonBox->button(QDialogButtonBox::Cancel);
144	capela	2074	pCancelButton->setIcon(QIcon(":/images/formRemove.png"));
145	schoenebeck	1667
146			QAbstractButton* pOkButton =
147			m_ui.buttonBox->button(QDialogButtonBox::Ok);
148	capela	2074	pOkButton->setIcon(QIcon(":/images/formAccept.png"));
149	schoenebeck	1667
150			QAbstractButton* pResetButton =
151			m_ui.buttonBox->button(QDialogButtonBox::Reset);
152			pResetButton->setEnabled(false);
153	schoenebeck	1668	pResetButton->setToolTip("Revert all changes.");
154	schoenebeck	1667
155			m_ui.destroyPushButton->setEnabled(false);
156
157	schoenebeck	1668	m_ui.mainParametersGroupBox->setEnabled(false);
158			m_ui.audioRoutingGroupBox->setEnabled(false);
159
160			for (int i = 0; i < 128; ++i) {
161			m_ui.depthCtrlComboBox->addItem(
162			QString("[") + QString::number(i) + "] " + _midiControllerName(i)
163			);
164			}
165
166	schoenebeck	1667	connect(
167			m_ui.buttonBox, SIGNAL(clicked(QAbstractButton*)),
168			this, SLOT(onButtonClicked(QAbstractButton*))
169			);
170			connect(
171			m_ui.createPushButton, SIGNAL(clicked()),
172			this, SLOT(onCreateFxSend())
173			);
174			connect(
175			m_ui.destroyPushButton, SIGNAL(clicked()),
176			this, SLOT(onDestroyFxSend())
177			);
178			connect(
179			pModel, SIGNAL(fxSendsDirtyChanged(bool)),
180			pApplyButton, SLOT(setEnabled(bool))
181			);
182			connect(
183			pModel, SIGNAL(fxSendsDirtyChanged(bool)),
184			pResetButton, SLOT(setEnabled(bool))
185			);
186			connect(
187			m_ui.SendsListView, SIGNAL(clicked(const QModelIndex&)),
188			this, SLOT(onFxSendSelection(const QModelIndex&))
189			);
190	schoenebeck	1668	connect(
191			m_ui.depthCtrlComboBox, SIGNAL(activated(int)),
192			this, SLOT(onDepthCtrlChanged(int))
193			);
194			connect(
195			m_ui.depthSpinBox, SIGNAL(valueChanged(int)),
196			this, SLOT(onCurrentSendDepthChanged(int))
197			);
198			connect(
199			pRoutingModel, SIGNAL(dataChanged(const QModelIndex&, const QModelIndex&)),
200			this, SLOT(updateTableCellRenderers(const QModelIndex&, const QModelIndex&))
201			);
202			connect(
203			pRoutingModel, SIGNAL(modelReset()),
204			this, SLOT(updateTableCellRenderers())
205			);
206			connect(
207			pRoutingModel, SIGNAL(dataChanged(const QModelIndex&, const QModelIndex&)),
208			this, SLOT(onRoutingTableChanged())
209			);
210	schoenebeck	1667	}
211
212			ChannelFxForm::~ChannelFxForm() {
213	schoenebeck	1668	if (m_pAudioDevice) delete m_pAudioDevice;
214	schoenebeck	1667	}
215
216			void ChannelFxForm::onButtonClicked(QAbstractButton* button) {
217			FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
218			switch (m_ui.buttonBox->buttonRole(button)) {
219			case QDialogButtonBox::AcceptRole:
220			case QDialogButtonBox::ApplyRole:
221			pModel->applyToSampler();
222	schoenebeck	1668	// force a refresh of the parameter control elements
223			onFxSendSelection(m_ui.SendsListView->currentIndex());
224	schoenebeck	1667	break;
225			case QDialogButtonBox::ResetRole:
226			pModel->cleanRefresh();
227	schoenebeck	1668	// force a refresh of the parameter control elements
228			onFxSendSelection(m_ui.SendsListView->currentIndex());
229	schoenebeck	1667	break;
230			default: // to avoid gcc warnings
231			break;
232			}
233			}
234
235			void ChannelFxForm::onFxSendSelection(const QModelIndex& index) {
236	schoenebeck	1668	const bool bValid = index.isValid();
237			m_ui.destroyPushButton->setEnabled(bValid);
238			m_ui.mainParametersGroupBox->setEnabled(bValid);
239			m_ui.audioRoutingGroupBox->setEnabled(bValid);
240
241			FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
242			FxSend* pFxSend = pModel->fxSend(index);
243
244			// clear routing model
245			ChannelRoutingModel* pRoutingModel =
246			(ChannelRoutingModel*) m_ui.audioRoutingTable->model();
247			pRoutingModel->refresh(NULL, ChannelRoutingMap());
248			pRoutingModel->routingMap().clear(); // Reset routing change map.
249			if (m_pAudioDevice) {
250			delete m_pAudioDevice;
251			m_pAudioDevice = NULL;
252			}
253
254			if (!pFxSend) return;
255
256			// update routing model
257			if (m_pSamplerChannel->audioDevice() >= 0) {
258			m_pAudioDevice =
259			new Device(Device::Audio, m_pSamplerChannel->audioDevice());
260			pRoutingModel->refresh(m_pAudioDevice, pFxSend->audioRouting());
261			}
262
263			m_ui.depthCtrlComboBox->setCurrentIndex(pFxSend->sendDepthMidiCtrl());
264			m_ui.depthSpinBox->setValue(
265	capela	1671	int(::round(pFxSend->currentDepth() * 100.0))
266	schoenebeck	1668	);
267	schoenebeck	1667	}
268
269			void ChannelFxForm::onCreateFxSend() {
270			FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
271			pModel->addFxSend();
272			}
273
274			void ChannelFxForm::onDestroyFxSend() {
275			FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
276			pModel->removeFxSend(m_ui.SendsListView->currentIndex());
277			}
278
279	schoenebeck	1668	void ChannelFxForm::onDepthCtrlChanged(int iMidiCtrl) {
280			FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
281			const QModelIndex index = m_ui.SendsListView->currentIndex();
282			FxSend* pFxSend = pModel->fxSend(index);
283			if (!pFxSend) return;
284
285			pFxSend->setSendDepthMidiCtrl(iMidiCtrl);
286			pModel->onExternalModifiication(index);
287			}
288
289			void ChannelFxForm::onCurrentSendDepthChanged(int depthPercent) {
290			FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
291			const QModelIndex index = m_ui.SendsListView->currentIndex();
292			FxSend* pFxSend = pModel->fxSend(index);
293			if (!pFxSend) return;
294
295			if (depthPercent == int( ::round(pFxSend->currentDepth() * 100.0) ))
296			return; // nothing changed actually
297
298			pFxSend->setCurrentDepth(double(depthPercent) / 100.0);
299			pModel->onExternalModifiication(index);
300			}
301
302			void ChannelFxForm::onRoutingTableChanged() {
303			ChannelRoutingModel* pRoutingModel =
304			(ChannelRoutingModel*) m_ui.audioRoutingTable->model();
305			if (pRoutingModel->routingMap().size() <= 0)
306			return; // no changes
307
308			FxSendsModel* pModel = (FxSendsModel*) m_ui.SendsListView->model();
309			const QModelIndex index = m_ui.SendsListView->currentIndex();
310			FxSend* pFxSend = pModel->fxSend(index);
311			if (!pFxSend) {
312			pRoutingModel->routingMap().clear(); // reset routing change map
313			return;
314			}
315
316			ChannelRoutingMap routingMap = pRoutingModel->routingMap();
317			for (
318			ChannelRoutingMap::iterator iter = routingMap.begin();
319			iter != routingMap.end(); ++iter
320			) pFxSend->setAudioChannel(iter.key(), iter.value());
321
322			pRoutingModel->routingMap().clear(); // reset routing change map
323
324			pModel->onExternalModifiication(index);
325			}
326
327			void ChannelFxForm::updateTableCellRenderers() {
328			ChannelRoutingModel* pRoutingModel =
329			(ChannelRoutingModel*) m_ui.audioRoutingTable->model();
330			const int rows = pRoutingModel->rowCount();
331			const int cols = pRoutingModel->columnCount();
332			updateTableCellRenderers(
333			pRoutingModel->index(0, 0),
334			pRoutingModel->index(rows - 1, cols - 1)
335			);
336			}
337
338			void ChannelFxForm::updateTableCellRenderers (
339			const QModelIndex& topLeft, const QModelIndex& bottomRight )
340			{
341			ChannelRoutingModel* pRoutingModel =
342			(ChannelRoutingModel*) m_ui.audioRoutingTable->model();
343			for (int r = topLeft.row(); r <= bottomRight.row(); r++) {
344			for (int c = topLeft.column(); c <= bottomRight.column(); c++) {
345			const QModelIndex index = pRoutingModel->index(r, c);
346			m_ui.audioRoutingTable->openPersistentEditor(index);
347			}
348			}
349			}
350
351	schoenebeck	1667	} // namespace QSampler
352
353			// end of qsamplerChannelFxForm.cpp