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#include <qvalidator.h> |
#include <qvalidator.h> |
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#include <qmessagebox.h> |
#include <qmessagebox.h> |
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#include <qdragobject.h> |
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#include <qfileinfo.h> |
#include <qfileinfo.h> |
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#include <qtooltip.h> |
#include <qtooltip.h> |
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#include <qpopupmenu.h> |
#include <qpopupmenu.h> |
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#include "config.h" |
#include "config.h" |
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// Channel status/usage usage limit control. |
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#define QSAMPLER_ERROR_LIMIT 3 |
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#define QSAMPLER_ERROR_CYCLE 33 |
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// Kind of constructor. |
// Kind of constructor. |
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void qsamplerChannelStrip::init (void) |
void qsamplerChannelStrip::init (void) |
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// Initialize locals. |
// Initialize locals. |
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m_pChannel = NULL; |
m_pChannel = NULL; |
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m_iDirtyChange = 0; |
m_iDirtyChange = 0; |
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m_iErrorCount = 0; |
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// Try to restore normal window positioning. |
// Try to restore normal window positioning. |
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adjustSize(); |
adjustSize(); |
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} |
} |
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// Drag'n'drop file handler. |
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bool qsamplerChannelStrip::decodeDragFile ( const QMimeSource *pEvent, QString& sInstrumentFile ) |
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{ |
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if (m_pChannel == NULL) |
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return false; |
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if (QTextDrag::canDecode(pEvent)) { |
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QString sText; |
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if (QTextDrag::decode(pEvent, sText)) { |
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QStringList files = QStringList::split('\n', sText); |
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for (QStringList::Iterator iter = files.begin(); iter != files.end(); iter++) { |
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*iter = (*iter).stripWhiteSpace().replace(QRegExp("^file:"), QString::null); |
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if (qsamplerChannel::isInstrumentFile(*iter)) { |
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sInstrumentFile = *iter; |
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return true; |
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} |
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} |
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} |
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} |
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// Fail. |
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return false; |
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} |
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// Window drag-n-drop event handlers. |
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void qsamplerChannelStrip::dragEnterEvent ( QDragEnterEvent* pDragEnterEvent ) |
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{ |
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QString sInstrumentFile; |
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pDragEnterEvent->accept(decodeDragFile(pDragEnterEvent, sInstrumentFile)); |
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} |
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void qsamplerChannelStrip::dropEvent ( QDropEvent* pDropEvent ) |
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{ |
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QString sInstrumentFile; |
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if (decodeDragFile(pDropEvent, sInstrumentFile)) { |
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// Go and set the dropped instrument filename... |
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m_pChannel->setInstrument(sInstrumentFile, 0); |
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// Open up the channel dialog. |
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channelSetup(); |
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} |
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} |
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// Channel strip setup formal initializer. |
// Channel strip setup formal initializer. |
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void qsamplerChannelStrip::setup ( qsamplerChannel *pChannel ) |
void qsamplerChannelStrip::setup ( qsamplerChannel *pChannel ) |
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{ |
{ |
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// Set the new one... |
// Set the new one... |
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m_pChannel = pChannel; |
m_pChannel = pChannel; |
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// Stabilize this around. |
// Stabilize this around. |
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updateChannelInfo(); |
updateChannelInfo(); |
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// We'll accept drops from now on... |
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if (m_pChannel) |
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setAcceptDrops(true); |
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} |
} |
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// Channel secriptor accessor. |
// Channel secriptor accessor. |
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} |
} |
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// Maximum volume slider accessors. |
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void qsamplerChannelStrip::setMaxVolume ( int iMaxVolume ) |
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{ |
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m_iDirtyChange++; |
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VolumeSlider->setRange(0, iMaxVolume); |
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VolumeSpinBox->setRange(0, iMaxVolume); |
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m_iDirtyChange--; |
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} |
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// Channel setup dialog slot. |
// Channel setup dialog slot. |
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bool qsamplerChannelStrip::channelSetup (void) |
bool qsamplerChannelStrip::channelSetup (void) |
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{ |
{ |
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bool bResult = m_pChannel->channelSetup(this); |
// Invoke the channel setup dialog. |
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bool bResult = m_pChannel->channelSetup(this); |
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if (bResult) |
if (bResult) { |
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emit channelChanged(this); |
// Reset the error/cycle. |
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m_iErrorCount = 0; |
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// Notify that thie channel has changed. |
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emit channelChanged(this); |
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} |
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return bResult; |
return bResult; |
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} |
} |
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if (m_pChannel->client() == NULL) |
if (m_pChannel->client() == NULL) |
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return false; |
return false; |
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// Update whole channel status info, |
// Check for error limit/recycle... |
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// if instrument load is still pending... |
if (m_iErrorCount > QSAMPLER_ERROR_LIMIT) |
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if (m_pChannel->instrumentStatus() < 100) { |
m_iErrorCount -= QSAMPLER_ERROR_CYCLE; |
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updateChannelInfo(); |
if (m_iErrorCount < 0) { |
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// Check (updated) status again... |
m_iErrorCount++; |
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if (m_pChannel->instrumentStatus() < 100) |
return false; |
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return false; |
} |
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// Once we get a complete instrument load, |
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// we'll try an implied channel reset... |
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m_pChannel->resetChannel(); |
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} |
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// Check again that we're clean. |
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if (m_pChannel->instrumentStatus() < 100) |
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return false; |
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// Update whole channel status info, |
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// if instrument load is still pending... |
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if (m_pChannel->instrumentStatus() < 100) { |
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// grab the whole sampler channel data... |
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updateChannelInfo(); |
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// Check (updated) status again... |
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int iInstrumentStatus = m_pChannel->instrumentStatus(); |
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if (iInstrumentStatus < 100) { |
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if (iInstrumentStatus < 0) |
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m_iErrorCount++; |
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return false; |
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} |
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// Once we get a complete instrument load, |
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// we'll try an implied channel reset... |
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m_pChannel->resetChannel(); |
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// Reset error count. |
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m_iErrorCount = 0; |
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} |
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// Get current channel voice count. |
// Get current channel voice count. |
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int iVoiceCount = ::lscp_get_channel_voice_count(m_pChannel->client(), m_pChannel->channelID()); |
int iVoiceCount = ::lscp_get_channel_voice_count(m_pChannel->client(), m_pChannel->channelID()); |
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// Get current stream count. |
// Get current stream count. |
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} |
} |
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// Maximum volume slider accessors. |
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void qsamplerChannelStrip::setMaxVolume ( int iMaxVolume ) |
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{ |
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m_iDirtyChange++; |
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VolumeSlider->setRange(0, iMaxVolume); |
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VolumeSpinBox->setRange(0, iMaxVolume); |
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m_iDirtyChange--; |
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} |
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// end of qsamplerChannelStrip.ui.h |
// end of qsamplerChannelStrip.ui.h |