trunk/src/qsamplerInstrumentListForm.cpp

// qsamplerInstrumentListForm.cpp
//
/****************************************************************************
   Copyright (C) 2003-2010, rncbc aka Rui Nuno Capela. All rights reserved.
   Copyright (C) 2007, Christian Schoenebeck

   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 "qsamplerInstrumentListForm.h"

#include "qsamplerInstrumentList.h"

#include "qsamplerInstrumentForm.h"

#include "qsamplerOptions.h"
#include "qsamplerInstrument.h"
#include "qsamplerMainForm.h"

#include <QHeaderView>
#include <QMessageBox>
#include <QContextMenuEvent>


namespace QSampler {

//-------------------------------------------------------------------------
// QSampler::InstrumentListForm -- Instrument map list form implementation.
//

InstrumentListForm::InstrumentListForm (
        QWidget* pParent, Qt::WindowFlags wflags )
        : QMainWindow(pParent, wflags)
{
        m_ui.setupUi(this);

        m_pInstrumentListView = new InstrumentListView(this);
        QMainWindow::setCentralWidget(m_pInstrumentListView);

        // Setup toolbar widgets.
        m_pMapComboBox = new QComboBox(m_ui.instrumentToolbar);
        m_pMapComboBox->setMinimumWidth(120);
        m_pMapComboBox->setEnabled(false);
        m_pMapComboBox->setToolTip(tr("Instrument Map"));
        
        m_ui.instrumentToolbar->addWidget(m_pMapComboBox);
        m_ui.instrumentToolbar->addSeparator();
        m_ui.instrumentToolbar->addAction(m_ui.newInstrumentAction);
        m_ui.instrumentToolbar->addAction(m_ui.editInstrumentAction);
        m_ui.instrumentToolbar->addAction(m_ui.deleteInstrumentAction);
        m_ui.instrumentToolbar->addSeparator();
        m_ui.instrumentToolbar->addAction(m_ui.refreshInstrumentsAction);

        QObject::connect(m_pMapComboBox,
                SIGNAL(activated(int)),
                SLOT(activateMap(int)));
        QObject::connect(m_pInstrumentListView->selectionModel(),
                SIGNAL(currentRowChanged(const QModelIndex&,const QModelIndex&)),
                SLOT(stabilizeForm()));
        QObject::connect(
                m_pInstrumentListView,
                SIGNAL(doubleClicked(const QModelIndex&)),
                SLOT(editInstrument(const QModelIndex&)));
        QObject::connect(
                m_ui.newInstrumentAction,
                SIGNAL(triggered()),
                SLOT(newInstrument()));
        QObject::connect(
                m_ui.deleteInstrumentAction,
                SIGNAL(triggered()),
                SLOT(deleteInstrument()));
        QObject::connect(
                m_ui.editInstrumentAction,
                SIGNAL(triggered()),
                SLOT(editInstrument()));
        QObject::connect(
                m_ui.refreshInstrumentsAction,
                SIGNAL(triggered()),
                SLOT(refreshInstruments()));

        // Things must be stable from the start.
        stabilizeForm();
}


InstrumentListForm::~InstrumentListForm (void)
{
        delete m_pMapComboBox;
        delete m_pInstrumentListView;
}


// Notify our parent that we're emerging.
void InstrumentListForm::showEvent ( QShowEvent *pShowEvent )
{
        MainForm* pMainForm = MainForm::getInstance();
        if (pMainForm)
                pMainForm->stabilizeForm();

        QWidget::showEvent(pShowEvent);
}


// Notify our parent that we're closing.
void InstrumentListForm::hideEvent ( QHideEvent *pHideEvent )
{
        QWidget::hideEvent(pHideEvent);

        MainForm* pMainForm = MainForm::getInstance();
        if (pMainForm)
                pMainForm->stabilizeForm();
}


// Just about to notify main-window that we're closing.
void InstrumentListForm::closeEvent ( QCloseEvent * /*pCloseEvent*/ )
{
        QWidget::hide();

        MainForm *pMainForm = MainForm::getInstance();
        if (pMainForm)
                pMainForm->stabilizeForm();
}


// Refresh all instrument list and views.
void InstrumentListForm::refreshInstruments (void)
{
        MainForm* pMainForm = MainForm::getInstance();
        if (pMainForm == NULL)
                return;

        Options *pOptions = pMainForm->options();
        if (pOptions == NULL)
                return;

        // Get/save current map selection...
        int iMap = m_pMapComboBox->currentIndex();
        if (iMap < 0 || m_pMapComboBox->count() < 2)
                iMap = pOptions->iMidiMap + 1;

        // Populate maps list.
        m_pMapComboBox->clear();
        m_pMapComboBox->addItem(tr("(All)"));
        m_pMapComboBox->insertItems(1, Instrument::getMapNames());

        // Adjust to saved selection...
        if (iMap < 0 || iMap >= m_pMapComboBox->count())
                iMap = 0;
        m_pMapComboBox->setCurrentIndex(iMap);
        m_pMapComboBox->setEnabled(m_pMapComboBox->count() > 1);

        activateMap(iMap);
}


// Refresh instrument maps selector.
void InstrumentListForm::activateMap ( int iMap )
{
        MainForm* pMainForm = MainForm::getInstance();
        if (pMainForm == NULL)
                return;

        Options *pOptions = pMainForm->options();
        if (pOptions == NULL)
                return;

        int iMidiMap = iMap - 1;
        if (iMidiMap >= 0)
                pOptions->iMidiMap = iMidiMap;

        m_pInstrumentListView->setMidiMap(iMidiMap);
        m_pInstrumentListView->refresh();

        stabilizeForm();
}


void InstrumentListForm::editInstrument (void)
{
        editInstrument(m_pInstrumentListView->currentIndex());
}


void InstrumentListForm::editInstrument ( const QModelIndex& index )
{
        if (!index.isValid())
                return;

        Instrument *pInstrument
                = static_cast<Instrument *> (index.internalPointer());
        if (pInstrument == NULL)
                return;

        // Save current key values...
        int iMap  = pInstrument->map();
        int iBank = pInstrument->bank();
        int iProg = pInstrument->prog();

        Instrument instrument(iMap, iBank, iProg);

        // Do the edit dance...
        InstrumentForm form(this);
        form.setup(&instrument);
        if (form.exec()) {
                // Commit...
                instrument.mapInstrument();
                // Check whether we changed instrument key...
                if (instrument.map()  == iMap  &&
                        instrument.bank() == iBank &&
                        instrument.prog() == iProg) {
                        // Just update tree item...
                        //pItem->update();
                } else {
                        // Unmap old instance...
                        Instrument(iMap, iBank, iProg).unmapInstrument();
                        // correct the position of the instrument in the model
                        m_pInstrumentListView->updateInstrument(pInstrument);
                }
        }

        stabilizeForm();
}


void InstrumentListForm::newInstrument (void)
{
        Instrument instrument;

        InstrumentForm form(this);
        form.setup(&instrument);
        if (!form.exec())
                return;

        // Commit...
        instrument.mapInstrument();

        // add new item to the table model
        m_pInstrumentListView->addInstrument(
                instrument.map(),
                instrument.bank(),
                instrument.prog());

        stabilizeForm();
}


void InstrumentListForm::deleteInstrument (void)
{
        const QModelIndex& index = m_pInstrumentListView->currentIndex();
        if (!index.isValid())
                return;

        Instrument *pInstrument
                = static_cast<Instrument *> (index.internalPointer());
        if (pInstrument == NULL)
                return;

        MainForm *pMainForm = MainForm::getInstance();
        if (pMainForm == NULL)
                return;

        // Prompt user if this is for real...
        Options *pOptions = pMainForm->options();
        if (pOptions && pOptions->bConfirmRemove) {
                if (QMessageBox::warning(this,
                        QSAMPLER_TITLE ": " + tr("Warning"),
                        tr("About to delete instrument map entry:\n\n"
                        "%1\n\n"
                        "Are you sure?")
                        .arg(pInstrument->name()),
                        QMessageBox::Ok | QMessageBox::Cancel)
                        == QMessageBox::Cancel)
                        return;
        }

        pInstrument->unmapInstrument();

        // let the instrument vanish from the table model
        m_pInstrumentListView->removeInstrument(pInstrument);

        stabilizeForm();
}


// Update form actions enablement...
void InstrumentListForm::stabilizeForm (void)
{
        MainForm *pMainForm = MainForm::getInstance();

        bool bEnabled = (pMainForm && pMainForm->client());
        m_ui.newInstrumentAction->setEnabled(bEnabled);
        const QModelIndex& index = m_pInstrumentListView->currentIndex();
        bEnabled = (bEnabled && index.isValid());
        m_ui.editInstrumentAction->setEnabled(bEnabled);
        m_ui.deleteInstrumentAction->setEnabled(bEnabled);
}


// Context menu request.
void InstrumentListForm::contextMenuEvent (
        QContextMenuEvent *pContextMenuEvent )
{
        if (m_ui.newInstrumentAction->isEnabled())
                m_ui.contextMenu->exec(pContextMenuEvent->globalPos());
}


} // namespace QSampler


// end of qsamplerInstrumentListForm.cpp
1	capela	1464	// qsamplerInstrumentListForm.cpp
2			//
3			/****************************************************************************
4	capela	2064	Copyright (C) 2003-2010, rncbc aka Rui Nuno Capela. All rights reserved.
5	capela	1464	Copyright (C) 2007, Christian Schoenebeck
6
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	capela	1513	#include "qsamplerAbout.h"
24	schoenebeck	1461	#include "qsamplerInstrumentListForm.h"
25
26	capela	2064	#include "qsamplerInstrumentList.h"
27
28	schoenebeck	1492	#include "qsamplerInstrumentForm.h"
29	capela	1513
30	schoenebeck	1461	#include "qsamplerOptions.h"
31			#include "qsamplerInstrument.h"
32	capela	1513	#include "qsamplerMainForm.h"
33	schoenebeck	1461
34	capela	1519	#include <QHeaderView>
35	capela	1528	#include <QMessageBox>
36	capela	2066	#include <QContextMenuEvent>
37	schoenebeck	1461
38	capela	1519
39	schoenebeck	1461	namespace QSampler {
40
41	capela	1558	//-------------------------------------------------------------------------
42			// QSampler::InstrumentListForm -- Instrument map list form implementation.
43			//
44
45	capela	1504	InstrumentListForm::InstrumentListForm (
46			QWidget* pParent, Qt::WindowFlags wflags )
47			: QMainWindow(pParent, wflags)
48	capela	1473	{
49	capela	1509	m_ui.setupUi(this);
50	schoenebeck	1461
51	capela	2066	m_pInstrumentListView = new InstrumentListView(this);
52			QMainWindow::setCentralWidget(m_pInstrumentListView);
53
54	capela	1509	// Setup toolbar widgets.
55	capela	2065	m_pMapComboBox = new QComboBox(m_ui.instrumentToolbar);
56	capela	1509	m_pMapComboBox->setMinimumWidth(120);
57			m_pMapComboBox->setEnabled(false);
58			m_pMapComboBox->setToolTip(tr("Instrument Map"));
59	capela	2066
60	capela	2065	m_ui.instrumentToolbar->addWidget(m_pMapComboBox);
61			m_ui.instrumentToolbar->addSeparator();
62			m_ui.instrumentToolbar->addAction(m_ui.newInstrumentAction);
63			m_ui.instrumentToolbar->addAction(m_ui.editInstrumentAction);
64			m_ui.instrumentToolbar->addAction(m_ui.deleteInstrumentAction);
65			m_ui.instrumentToolbar->addSeparator();
66			m_ui.instrumentToolbar->addAction(m_ui.refreshInstrumentsAction);
67	schoenebeck	1461
68			QObject::connect(m_pMapComboBox,
69			SIGNAL(activated(int)),
70			SLOT(activateMap(int)));
71	capela	2066	QObject::connect(m_pInstrumentListView->selectionModel(),
72			SIGNAL(currentRowChanged(const QModelIndex&,const QModelIndex&)),
73	capela	1528	SLOT(stabilizeForm()));
74			QObject::connect(
75	capela	2064	m_pInstrumentListView,
76	capela	2065	SIGNAL(doubleClicked(const QModelIndex&)),
77	capela	1509	SLOT(editInstrument(const QModelIndex&)));
78	capela	1504	QObject::connect(
79	capela	1509	m_ui.newInstrumentAction,
80	schoenebeck	1492	SIGNAL(triggered()),
81	capela	1509	SLOT(newInstrument()));
82	capela	1504	QObject::connect(
83	capela	1509	m_ui.deleteInstrumentAction,
84	schoenebeck	1492	SIGNAL(triggered()),
85	capela	1509	SLOT(deleteInstrument()));
86	capela	1504	QObject::connect(
87	capela	1509	m_ui.editInstrumentAction,
88	schoenebeck	1492	SIGNAL(triggered()),
89	capela	1509	SLOT(editInstrument()));
90	capela	1528	QObject::connect(
91			m_ui.refreshInstrumentsAction,
92			SIGNAL(triggered()),
93			SLOT(refreshInstruments()));
94	capela	1509
95	capela	1528	// Things must be stable from the start.
96			stabilizeForm();
97	schoenebeck	1461	}
98
99	capela	1504
100			InstrumentListForm::~InstrumentListForm (void)
101			{
102	capela	2066	delete m_pMapComboBox;
103	capela	2064	delete m_pInstrumentListView;
104	schoenebeck	1461	}
105
106
107			// Notify our parent that we're emerging.
108			void InstrumentListForm::showEvent ( QShowEvent *pShowEvent )
109			{
110	capela	1504	MainForm* pMainForm = MainForm::getInstance();
111			if (pMainForm)
112			pMainForm->stabilizeForm();
113	schoenebeck	1461
114			QWidget::showEvent(pShowEvent);
115			}
116
117
118			// Notify our parent that we're closing.
119			void InstrumentListForm::hideEvent ( QHideEvent *pHideEvent )
120			{
121			QWidget::hideEvent(pHideEvent);
122
123	capela	1504	MainForm* pMainForm = MainForm::getInstance();
124			if (pMainForm)
125			pMainForm->stabilizeForm();
126	schoenebeck	1461	}
127
128
129	capela	1504	// Just about to notify main-window that we're closing.
130			void InstrumentListForm::closeEvent ( QCloseEvent * /pCloseEvent/ )
131			{
132			QWidget::hide();
133
134			MainForm *pMainForm = MainForm::getInstance();
135			if (pMainForm)
136			pMainForm->stabilizeForm();
137			}
138
139
140	schoenebeck	1461	// Refresh all instrument list and views.
141			void InstrumentListForm::refreshInstruments (void)
142			{
143			MainForm* pMainForm = MainForm::getInstance();
144			if (pMainForm == NULL)
145			return;
146
147	capela	1558	Options *pOptions = pMainForm->options();
148	schoenebeck	1461	if (pOptions == NULL)
149			return;
150
151			// Get/save current map selection...
152	capela	1499	int iMap = m_pMapComboBox->currentIndex();
153	schoenebeck	1461	if (iMap < 0 \|\| m_pMapComboBox->count() < 2)
154			iMap = pOptions->iMidiMap + 1;
155
156			// Populate maps list.
157			m_pMapComboBox->clear();
158	capela	1499	m_pMapComboBox->addItem(tr("(All)"));
159	capela	1558	m_pMapComboBox->insertItems(1, Instrument::getMapNames());
160	schoenebeck	1461
161			// Adjust to saved selection...
162			if (iMap < 0 \|\| iMap >= m_pMapComboBox->count())
163			iMap = 0;
164	capela	1499	m_pMapComboBox->setCurrentIndex(iMap);
165	schoenebeck	1461	m_pMapComboBox->setEnabled(m_pMapComboBox->count() > 1);
166
167			activateMap(iMap);
168			}
169
170
171			// Refresh instrument maps selector.
172			void InstrumentListForm::activateMap ( int iMap )
173			{
174			MainForm* pMainForm = MainForm::getInstance();
175			if (pMainForm == NULL)
176			return;
177
178	capela	1558	Options *pOptions = pMainForm->options();
179	schoenebeck	1461	if (pOptions == NULL)
180			return;
181
182			int iMidiMap = iMap - 1;
183			if (iMidiMap >= 0)
184			pOptions->iMidiMap = iMidiMap;
185
186	capela	2064	m_pInstrumentListView->setMidiMap(iMidiMap);
187			m_pInstrumentListView->refresh();
188	capela	1528
189			stabilizeForm();
190	schoenebeck	1461	}
191
192	capela	1504
193			void InstrumentListForm::editInstrument (void)
194			{
195	capela	2064	editInstrument(m_pInstrumentListView->currentIndex());
196	schoenebeck	1492	}
197
198	capela	1504
199			void InstrumentListForm::editInstrument ( const QModelIndex& index )
200			{
201	capela	2064	if (!index.isValid())
202	schoenebeck	1492	return;
203
204	capela	2064	Instrument *pInstrument
205			= static_cast<Instrument *> (index.internalPointer());
206			if (pInstrument == NULL)
207			return;
208	schoenebeck	1492
209			// Save current key values...
210	capela	2065	int iMap = pInstrument->map();
211			int iBank = pInstrument->bank();
212			int iProg = pInstrument->prog();
213	capela	2064
214	capela	2065	Instrument instrument(iMap, iBank, iProg);
215
216	schoenebeck	1492	// Do the edit dance...
217			InstrumentForm form(this);
218	capela	2065	form.setup(&instrument);
219	schoenebeck	1492	if (form.exec()) {
220			// Commit...
221	capela	2065	instrument.mapInstrument();
222	schoenebeck	1492	// Check whether we changed instrument key...
223	capela	2065	if (instrument.map() == iMap &&
224			instrument.bank() == iBank &&
225			instrument.prog() == iProg) {
226	capela	1523	// Just update tree item...
227	schoenebeck	1492	//pItem->update();
228			} else {
229			// Unmap old instance...
230	capela	2065	Instrument(iMap, iBank, iProg).unmapInstrument();
231	schoenebeck	1492	// correct the position of the instrument in the model
232	capela	2064	m_pInstrumentListView->updateInstrument(pInstrument);
233	schoenebeck	1492	}
234			}
235	capela	2065
236			stabilizeForm();
237	schoenebeck	1492	}
238
239	capela	1504
240			void InstrumentListForm::newInstrument (void)
241			{
242	capela	1558	Instrument instrument;
243	schoenebeck	1492
244			InstrumentForm form(this);
245			form.setup(&instrument);
246	capela	1504	if (!form.exec())
247			return;
248	schoenebeck	1492
249			// Commit...
250			instrument.mapInstrument();
251	capela	2064
252	schoenebeck	1492	// add new item to the table model
253	capela	2064	m_pInstrumentListView->addInstrument(
254			instrument.map(),
255			instrument.bank(),
256			instrument.prog());
257	capela	2065
258			stabilizeForm();
259	schoenebeck	1492	}
260
261
262	capela	1504	void InstrumentListForm::deleteInstrument (void)
263			{
264	capela	2064	const QModelIndex& index = m_pInstrumentListView->currentIndex();
265			if (!index.isValid())
266	capela	1504	return;
267
268	capela	2064	Instrument *pInstrument
269			= static_cast<Instrument *> (index.internalPointer());
270	capela	1504	if (pInstrument == NULL)
271			return;
272	schoenebeck	1492
273	capela	1528	MainForm *pMainForm = MainForm::getInstance();
274			if (pMainForm == NULL)
275			return;
276
277			// Prompt user if this is for real...
278	capela	1558	Options *pOptions = pMainForm->options();
279	capela	1528	if (pOptions && pOptions->bConfirmRemove) {
280			if (QMessageBox::warning(this,
281			QSAMPLER_TITLE ": " + tr("Warning"),
282			tr("About to delete instrument map entry:\n\n"
283			"%1\n\n"
284			"Are you sure?")
285			.arg(pInstrument->name()),
286	capela	1840	QMessageBox::Ok \| QMessageBox::Cancel)
287			== QMessageBox::Cancel)
288	capela	1528	return;
289			}
290
291	schoenebeck	1492	pInstrument->unmapInstrument();
292	capela	2064
293	schoenebeck	1492	// let the instrument vanish from the table model
294	capela	2064	m_pInstrumentListView->removeInstrument(pInstrument);
295	capela	2065
296			stabilizeForm();
297	schoenebeck	1492	}
298
299	capela	1528
300			// Update form actions enablement...
301			void InstrumentListForm::stabilizeForm (void)
302			{
303			MainForm *pMainForm = MainForm::getInstance();
304
305			bool bEnabled = (pMainForm && pMainForm->client());
306			m_ui.newInstrumentAction->setEnabled(bEnabled);
307	capela	2064	const QModelIndex& index = m_pInstrumentListView->currentIndex();
308	capela	1528	bEnabled = (bEnabled && index.isValid());
309			m_ui.editInstrumentAction->setEnabled(bEnabled);
310			m_ui.deleteInstrumentAction->setEnabled(bEnabled);
311			}
312
313
314	capela	2066	// Context menu request.
315			void InstrumentListForm::contextMenuEvent (
316			QContextMenuEvent *pContextMenuEvent )
317	capela	1528	{
318	capela	2066	if (m_ui.newInstrumentAction->isEnabled())
319			m_ui.contextMenu->exec(pContextMenuEvent->globalPos());
320	capela	1528	}
321
322
323	schoenebeck	1461	} // namespace QSampler
324	capela	1464
325
326			// end of qsamplerInstrumentListForm.cpp