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// qsamplerMainForm.ui.h |
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// |
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// ui.h extension file, included from the uic-generated form implementation. |
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/**************************************************************************** |
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Copyright (C) 2004-2005, 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 <qapplication.h> |
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#include <qeventloop.h> |
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#include <qworkspace.h> |
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#include <qprocess.h> |
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#include <qmessagebox.h> |
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#include <qdragobject.h> |
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#include <qregexp.h> |
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#include <qfiledialog.h> |
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#include <qfileinfo.h> |
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#include <qfile.h> |
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#include <qtextstream.h> |
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#include <qstatusbar.h> |
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#include <qlabel.h> |
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#include <qtimer.h> |
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|
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#include "qsamplerAbout.h" |
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#include "qsamplerOptions.h" |
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#include "qsamplerChannel.h" |
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#include "qsamplerMessages.h" |
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|
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#include "qsamplerChannelStrip.h" |
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|
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#include "qsamplerDeviceForm.h" |
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#include "qsamplerOptionsForm.h" |
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|
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#include "config.h" |
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|
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#ifdef HAVE_SIGNAL_H |
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#include <signal.h> |
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#endif |
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|
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// Timer constant stuff. |
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#define QSAMPLER_TIMER_MSECS 200 |
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|
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// Status bar item indexes |
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#define QSAMPLER_STATUS_CLIENT 0 // Client connection state. |
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#define QSAMPLER_STATUS_SERVER 1 // Currenr server address (host:port) |
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#define QSAMPLER_STATUS_CHANNEL 2 // Active channel caption. |
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#define QSAMPLER_STATUS_SESSION 3 // Current session modification state. |
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|
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|
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// All winsock apps needs this. |
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#if defined(WIN32) |
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static WSADATA _wsaData; |
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#endif |
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|
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|
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//------------------------------------------------------------------------- |
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// qsamplerCustomEvent -- specialty for callback comunication. |
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|
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#define QSAMPLER_CUSTOM_EVENT 1000 |
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|
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class qsamplerCustomEvent : public QCustomEvent |
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{ |
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public: |
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|
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// Constructor. |
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qsamplerCustomEvent(lscp_event_t event, const char *pchData, int cchData) |
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: QCustomEvent(QSAMPLER_CUSTOM_EVENT) |
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{ |
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m_event = event; |
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m_data.setLatin1(pchData, cchData); |
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} |
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|
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// Accessors. |
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lscp_event_t event() { return m_event; } |
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QString& data() { return m_data; } |
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|
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private: |
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|
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// The proper event type. |
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lscp_event_t m_event; |
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// The event data as a string. |
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QString m_data; |
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}; |
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|
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|
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//------------------------------------------------------------------------- |
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// qsamplerMainForm -- Main window form implementation. |
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|
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// Kind of constructor. |
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void qsamplerMainForm::init (void) |
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{ |
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// Initialize some pointer references. |
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m_pOptions = NULL; |
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|
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// All child forms are to be created later, not earlier than setup. |
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m_pMessages = NULL; |
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m_pDeviceForm = NULL; |
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|
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// We'll start clean. |
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m_iUntitled = 0; |
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m_iDirtyCount = 0; |
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|
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m_pServer = NULL; |
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m_pClient = NULL; |
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|
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m_iStartDelay = 0; |
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m_iTimerDelay = 0; |
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|
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m_iTimerSlot = 0; |
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|
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#ifdef HAVE_SIGNAL_H |
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// Set to ignore any fatal "Broken pipe" signals. |
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::signal(SIGPIPE, SIG_IGN); |
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#endif |
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|
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// Make it an MDI workspace. |
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m_pWorkspace = new QWorkspace(this); |
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m_pWorkspace->setScrollBarsEnabled(true); |
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// Set the activation connection. |
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QObject::connect(m_pWorkspace, SIGNAL(windowActivated(QWidget *)), this, SLOT(stabilizeForm())); |
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// Make it shine :-) |
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setCentralWidget(m_pWorkspace); |
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|
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// Create some statusbar labels... |
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QLabel *pLabel; |
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// Client status. |
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pLabel = new QLabel(tr("Connected"), this); |
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pLabel->setAlignment(Qt::AlignLeft); |
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pLabel->setMinimumSize(pLabel->sizeHint()); |
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m_statusItem[QSAMPLER_STATUS_CLIENT] = pLabel; |
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statusBar()->addWidget(pLabel); |
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// Server address. |
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pLabel = new QLabel(this); |
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pLabel->setAlignment(Qt::AlignLeft); |
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m_statusItem[QSAMPLER_STATUS_SERVER] = pLabel; |
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statusBar()->addWidget(pLabel, 1); |
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// Channel title. |
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pLabel = new QLabel(this); |
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pLabel->setAlignment(Qt::AlignLeft); |
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m_statusItem[QSAMPLER_STATUS_CHANNEL] = pLabel; |
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statusBar()->addWidget(pLabel, 2); |
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// Session modification status. |
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pLabel = new QLabel(tr("MOD"), this); |
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pLabel->setAlignment(Qt::AlignHCenter); |
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pLabel->setMinimumSize(pLabel->sizeHint()); |
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m_statusItem[QSAMPLER_STATUS_SESSION] = pLabel; |
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statusBar()->addWidget(pLabel); |
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|
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// Create the recent files sub-menu. |
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m_pRecentFilesMenu = new QPopupMenu(this); |
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fileMenu->insertSeparator(4); |
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fileMenu->insertItem(tr("Recent &Files"), m_pRecentFilesMenu, 0, 5); |
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|
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#if defined(WIN32) |
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WSAStartup(MAKEWORD(1, 1), &_wsaData); |
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#endif |
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} |
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|
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|
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// Kind of destructor. |
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void qsamplerMainForm::destroy (void) |
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{ |
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// Do final processing anyway. |
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processServerExit(); |
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|
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#if defined(WIN32) |
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WSACleanup(); |
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#endif |
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|
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// Finally drop any widgets around... |
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if (m_pDeviceForm) |
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delete m_pDeviceForm; |
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if (m_pMessages) |
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delete m_pMessages; |
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if (m_pWorkspace) |
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delete m_pWorkspace; |
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|
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// Delete status item labels one by one. |
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if (m_statusItem[QSAMPLER_STATUS_CLIENT]) |
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delete m_statusItem[QSAMPLER_STATUS_CLIENT]; |
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if (m_statusItem[QSAMPLER_STATUS_SERVER]) |
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delete m_statusItem[QSAMPLER_STATUS_SERVER]; |
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if (m_statusItem[QSAMPLER_STATUS_CHANNEL]) |
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delete m_statusItem[QSAMPLER_STATUS_CHANNEL]; |
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if (m_statusItem[QSAMPLER_STATUS_SESSION]) |
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delete m_statusItem[QSAMPLER_STATUS_SESSION]; |
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|
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// Delete recentfiles menu. |
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if (m_pRecentFilesMenu) |
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delete m_pRecentFilesMenu; |
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} |
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|
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|
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// Make and set a proper setup options step. |
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void qsamplerMainForm::setup ( qsamplerOptions *pOptions ) |
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{ |
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// We got options? |
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m_pOptions = pOptions; |
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|
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// Some child forms are to be created right now. |
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m_pMessages = new qsamplerMessages(this); |
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m_pDeviceForm = new qsamplerDeviceForm(this); |
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// Set message defaults... |
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updateMessagesFont(); |
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updateMessagesLimit(); |
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updateMessagesCapture(); |
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// Set the visibility signal. |
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QObject::connect(m_pMessages, SIGNAL(visibilityChanged(bool)), this, SLOT(stabilizeForm())); |
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|
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// Initial decorations toggle state. |
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viewMenubarAction->setOn(m_pOptions->bMenubar); |
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viewToolbarAction->setOn(m_pOptions->bToolbar); |
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viewStatusbarAction->setOn(m_pOptions->bStatusbar); |
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channelsAutoArrangeAction->setOn(m_pOptions->bAutoArrange); |
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|
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// Initial decorations visibility state. |
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viewMenubar(m_pOptions->bMenubar); |
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viewToolbar(m_pOptions->bToolbar); |
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viewStatusbar(m_pOptions->bStatusbar); |
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|
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// Restore whole dock windows state. |
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QString sDockables = m_pOptions->settings().readEntry("/Layout/DockWindows" , QString::null); |
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if (sDockables.isEmpty()) { |
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// Message window is forced to dock on the bottom. |
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moveDockWindow(m_pMessages, Qt::DockBottom); |
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} else { |
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// Make it as the last time. |
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QTextIStream istr(&sDockables); |
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istr >> *this; |
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} |
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// Try to restore old window positioning and initial visibility. |
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m_pOptions->loadWidgetGeometry(this); |
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m_pOptions->loadWidgetGeometry(m_pDeviceForm); |
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|
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// Final startup stabilization... |
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updateRecentFilesMenu(); |
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stabilizeForm(); |
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|
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// Make it ready :-) |
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statusBar()->message(tr("Ready"), 3000); |
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|
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// We'll try to start immediately... |
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startSchedule(0); |
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|
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// Register the first timer slot. |
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QTimer::singleShot(QSAMPLER_TIMER_MSECS, this, SLOT(timerSlot())); |
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} |
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|
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|
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// Window close event handlers. |
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bool qsamplerMainForm::queryClose (void) |
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{ |
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bool bQueryClose = closeSession(false); |
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|
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// Try to save current general state... |
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if (m_pOptions) { |
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// Some windows default fonts is here on demand too. |
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if (bQueryClose && m_pMessages) |
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m_pOptions->sMessagesFont = m_pMessages->messagesFont().toString(); |
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// Other windows just need asking if it can close gracefully... |
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if (bQueryClose && m_pDeviceForm) |
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bQueryClose = m_pDeviceForm->queryClose(); |
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// Try to save current positioning. |
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if (bQueryClose) { |
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// Save decorations state. |
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m_pOptions->bMenubar = MenuBar->isVisible(); |
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m_pOptions->bToolbar = (fileToolbar->isVisible() || editToolbar->isVisible() || channelsToolbar->isVisible()); |
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m_pOptions->bStatusbar = statusBar()->isVisible(); |
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// Save the dock windows state. |
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QString sDockables; |
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QTextOStream ostr(&sDockables); |
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ostr << *this; |
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m_pOptions->settings().writeEntry("/Layout/DockWindows", sDockables); |
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// And the children, and the main windows state,. |
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m_pOptions->saveWidgetGeometry(m_pDeviceForm); |
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m_pOptions->saveWidgetGeometry(this); |
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// Close popup widgets. |
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if (m_pDeviceForm) |
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m_pDeviceForm->close(); |
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// Stop client and/or server, gracefully. |
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stopServer(); |
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} |
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} |
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|
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return bQueryClose; |
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} |
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|
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|
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void qsamplerMainForm::closeEvent ( QCloseEvent *pCloseEvent ) |
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{ |
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if (queryClose()) |
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pCloseEvent->accept(); |
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else |
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pCloseEvent->ignore(); |
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} |
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|
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|
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// Drag'n'drop file handler. |
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bool qsamplerMainForm::decodeDragFiles ( const QMimeSource *pEvent, QStringList& files ) |
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{ |
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bool bDecode = false; |
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|
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if (QTextDrag::canDecode(pEvent)) { |
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QString sText; |
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bDecode = QTextDrag::decode(pEvent, sText); |
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if (bDecode) { |
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files = QStringList::split('\n', sText); |
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for (QStringList::Iterator iter = files.begin(); iter != files.end(); iter++) |
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*iter = QUrl((*iter).stripWhiteSpace().replace(QRegExp("^file:"), QString::null)).path(); |
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} |
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} |
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|
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return bDecode; |
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} |
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|
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|
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// Window drag-n-drop event handlers. |
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void qsamplerMainForm::dragEnterEvent ( QDragEnterEvent* pDragEnterEvent ) |
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{ |
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QStringList files; |
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pDragEnterEvent->accept(decodeDragFiles(pDragEnterEvent, files)); |
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} |
337 |
|
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|
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void qsamplerMainForm::dropEvent ( QDropEvent* pDropEvent ) |
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{ |
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QStringList files; |
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|
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if (!decodeDragFiles(pDropEvent, files)) |
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return; |
345 |
|
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for (QStringList::Iterator iter = files.begin(); iter != files.end(); iter++) { |
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const QString& sPath = *iter; |
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if (qsamplerChannel::isInstrumentFile(sPath)) { |
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// Try to create a new channel from instrument file... |
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qsamplerChannel *pChannel = new qsamplerChannel(this); |
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if (pChannel == NULL) |
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return; |
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// Start setting the instrument filename... |
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pChannel->setInstrument(sPath, 0); |
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// Before we show it up, may be we'll |
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// better ask for some initial values? |
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if (!pChannel->channelSetup(this)) { |
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delete pChannel; |
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return; |
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} |
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// Finally, give it to a new channel strip... |
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if (!createChannelStrip(pChannel)) { |
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delete pChannel; |
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return; |
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} |
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// Make that an overall update. |
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m_iDirtyCount++; |
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stabilizeForm(); |
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} // Otherwise, load an usual session file (LSCP script)... |
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else if (closeSession(true)) |
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loadSessionFile(sPath); |
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// Make it look responsive...:) |
373 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
374 |
} |
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} |
376 |
|
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|
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// Custome event handler. |
379 |
void qsamplerMainForm::customEvent ( QCustomEvent *pCustomEvent ) |
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{ |
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// For the time being, just pump it to messages. |
382 |
if (pCustomEvent->type() == QSAMPLER_CUSTOM_EVENT) { |
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qsamplerCustomEvent *pEvent = (qsamplerCustomEvent *) pCustomEvent; |
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appendMessagesColor(tr("Notify event: %1 data: %2") |
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.arg(::lscp_event_to_text(pEvent->event())) |
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.arg(pEvent->data()), "#996699"); |
387 |
} |
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} |
389 |
|
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|
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// Context menu event handler. |
392 |
void qsamplerMainForm::contextMenuEvent( QContextMenuEvent *pEvent ) |
393 |
{ |
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stabilizeForm(); |
395 |
|
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editMenu->exec(pEvent->globalPos()); |
397 |
} |
398 |
|
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|
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//------------------------------------------------------------------------- |
401 |
// qsamplerMainForm -- Brainless public property accessors. |
402 |
|
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// The global options settings property. |
404 |
qsamplerOptions *qsamplerMainForm::options (void) |
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{ |
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return m_pOptions; |
407 |
} |
408 |
|
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// The LSCP client descriptor property. |
410 |
lscp_client_t *qsamplerMainForm::client (void) |
411 |
{ |
412 |
return m_pClient; |
413 |
} |
414 |
|
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|
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//------------------------------------------------------------------------- |
417 |
// qsamplerMainForm -- Session file stuff. |
418 |
|
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// Format the displayable session filename. |
420 |
QString qsamplerMainForm::sessionName ( const QString& sFilename ) |
421 |
{ |
422 |
bool bCompletePath = (m_pOptions && m_pOptions->bCompletePath); |
423 |
QString sSessionName = sFilename; |
424 |
if (sSessionName.isEmpty()) |
425 |
sSessionName = tr("Untitled") + QString::number(m_iUntitled); |
426 |
else if (!bCompletePath) |
427 |
sSessionName = QFileInfo(sSessionName).fileName(); |
428 |
return sSessionName; |
429 |
} |
430 |
|
431 |
|
432 |
// Create a new session file from scratch. |
433 |
bool qsamplerMainForm::newSession (void) |
434 |
{ |
435 |
// Check if we can do it. |
436 |
if (!closeSession(true)) |
437 |
return false; |
438 |
|
439 |
// Give us what the server has, right now... |
440 |
updateSession(); |
441 |
|
442 |
// Ok increment untitled count. |
443 |
m_iUntitled++; |
444 |
|
445 |
// Stabilize form. |
446 |
m_sFilename = QString::null; |
447 |
m_iDirtyCount = 0; |
448 |
appendMessages(tr("New session: \"%1\".").arg(sessionName(m_sFilename))); |
449 |
stabilizeForm(); |
450 |
|
451 |
return true; |
452 |
} |
453 |
|
454 |
|
455 |
// Open an existing sampler session. |
456 |
bool qsamplerMainForm::openSession (void) |
457 |
{ |
458 |
if (m_pOptions == NULL) |
459 |
return false; |
460 |
|
461 |
// Ask for the filename to open... |
462 |
QString sFilename = QFileDialog::getOpenFileName( |
463 |
m_pOptions->sSessionDir, // Start here. |
464 |
tr("LSCP Session files") + " (*.lscp)", // Filter (LSCP files) |
465 |
this, 0, // Parent and name (none) |
466 |
tr("Open Session") // Caption. |
467 |
); |
468 |
|
469 |
// Have we cancelled? |
470 |
if (sFilename.isEmpty()) |
471 |
return false; |
472 |
|
473 |
// Check if we're going to discard safely the current one... |
474 |
if (!closeSession(true)) |
475 |
return false; |
476 |
|
477 |
// Load it right away. |
478 |
return loadSessionFile(sFilename); |
479 |
} |
480 |
|
481 |
|
482 |
// Save current sampler session with another name. |
483 |
bool qsamplerMainForm::saveSession ( bool bPrompt ) |
484 |
{ |
485 |
if (m_pOptions == NULL) |
486 |
return false; |
487 |
|
488 |
QString sFilename = m_sFilename; |
489 |
|
490 |
// Ask for the file to save, if there's none... |
491 |
if (bPrompt || sFilename.isEmpty()) { |
492 |
// If none is given, assume default directory. |
493 |
if (sFilename.isEmpty()) |
494 |
sFilename = m_pOptions->sSessionDir; |
495 |
// Prompt the guy... |
496 |
sFilename = QFileDialog::getSaveFileName( |
497 |
sFilename, // Start here. |
498 |
tr("LSCP Session files") + " (*.lscp)", // Filter (LSCP files) |
499 |
this, 0, // Parent and name (none) |
500 |
tr("Save Session") // Caption. |
501 |
); |
502 |
// Have we cancelled it? |
503 |
if (sFilename.isEmpty()) |
504 |
return false; |
505 |
// Enforce .lscp extension... |
506 |
if (QFileInfo(sFilename).extension().isEmpty()) |
507 |
sFilename += ".lscp"; |
508 |
// Check if already exists... |
509 |
if (sFilename != m_sFilename && QFileInfo(sFilename).exists()) { |
510 |
if (QMessageBox::warning(this, tr("Warning"), |
511 |
tr("The file already exists:\n\n" |
512 |
"\"%1\"\n\n" |
513 |
"Do you want to replace it?") |
514 |
.arg(sFilename), |
515 |
tr("Replace"), tr("Cancel")) > 0) |
516 |
return false; |
517 |
} |
518 |
} |
519 |
|
520 |
// Save it right away. |
521 |
return saveSessionFile(sFilename); |
522 |
} |
523 |
|
524 |
|
525 |
// Close current session. |
526 |
bool qsamplerMainForm::closeSession ( bool bForce ) |
527 |
{ |
528 |
bool bClose = true; |
529 |
|
530 |
// Are we dirty enough to prompt it? |
531 |
if (m_iDirtyCount > 0) { |
532 |
switch (QMessageBox::warning(this, tr("Warning"), |
533 |
tr("The current session has been changed:\n\n" |
534 |
"\"%1\"\n\n" |
535 |
"Do you want to save the changes?") |
536 |
.arg(sessionName(m_sFilename)), |
537 |
tr("Save"), tr("Discard"), tr("Cancel"))) { |
538 |
case 0: // Save... |
539 |
bClose = saveSession(false); |
540 |
// Fall thru.... |
541 |
case 1: // Discard |
542 |
break; |
543 |
default: // Cancel. |
544 |
bClose = false; |
545 |
break; |
546 |
} |
547 |
} |
548 |
|
549 |
// If we may close it, dot it. |
550 |
if (bClose) { |
551 |
// Remove all channel strips from sight... |
552 |
m_pWorkspace->setUpdatesEnabled(false); |
553 |
QWidgetList wlist = m_pWorkspace->windowList(); |
554 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
555 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
556 |
if (pChannelStrip) { |
557 |
qsamplerChannel *pChannel = pChannelStrip->channel(); |
558 |
if (bForce && pChannel) |
559 |
pChannel->removeChannel(); |
560 |
delete pChannelStrip; |
561 |
} |
562 |
} |
563 |
m_pWorkspace->setUpdatesEnabled(true); |
564 |
// We're now clean, for sure. |
565 |
m_iDirtyCount = 0; |
566 |
} |
567 |
|
568 |
return bClose; |
569 |
} |
570 |
|
571 |
|
572 |
// Load a session from specific file path. |
573 |
bool qsamplerMainForm::loadSessionFile ( const QString& sFilename ) |
574 |
{ |
575 |
if (m_pClient == NULL) |
576 |
return false; |
577 |
|
578 |
// Open and read from real file. |
579 |
QFile file(sFilename); |
580 |
if (!file.open(IO_ReadOnly)) { |
581 |
appendMessagesError(tr("Could not open \"%1\" session file.\n\nSorry.").arg(sFilename)); |
582 |
return false; |
583 |
} |
584 |
|
585 |
// Read the file. |
586 |
int iErrors = 0; |
587 |
QTextStream ts(&file); |
588 |
while (!ts.atEnd()) { |
589 |
// Read the line. |
590 |
QString sCommand = ts.readLine().simplifyWhiteSpace(); |
591 |
// If not empty, nor a comment, call the server... |
592 |
if (!sCommand.isEmpty() && sCommand[0] != '#') { |
593 |
appendMessagesColor(sCommand, "#996633"); |
594 |
// Remember that, no matter what, |
595 |
// all LSCP commands are CR/LF terminated. |
596 |
sCommand += "\r\n"; |
597 |
if (::lscp_client_query(m_pClient, sCommand.latin1()) != LSCP_OK) { |
598 |
appendMessagesClient("lscp_client_query"); |
599 |
iErrors++; |
600 |
break; |
601 |
} |
602 |
} |
603 |
// Try to make it snappy :) |
604 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
605 |
} |
606 |
|
607 |
// Ok. we've read it. |
608 |
file.close(); |
609 |
|
610 |
// Have we any errors? |
611 |
if (iErrors > 0) |
612 |
appendMessagesError(tr("Session could not be loaded\nfrom \"%1\".\n\nSorry.").arg(sFilename)); |
613 |
|
614 |
// Now we'll try to create (update) the whole GUI session. |
615 |
updateSession(); |
616 |
|
617 |
// Save as default session directory. |
618 |
if (m_pOptions) |
619 |
m_pOptions->sSessionDir = QFileInfo(sFilename).dirPath(true); |
620 |
// We're not dirty anymore. |
621 |
m_iDirtyCount = 0; |
622 |
// Stabilize form... |
623 |
m_sFilename = sFilename; |
624 |
updateRecentFiles(sFilename); |
625 |
appendMessages(tr("Open session: \"%1\".").arg(sessionName(m_sFilename))); |
626 |
|
627 |
// Make that an overall update. |
628 |
stabilizeForm(); |
629 |
return true; |
630 |
} |
631 |
|
632 |
|
633 |
// Save current session to specific file path. |
634 |
bool qsamplerMainForm::saveSessionFile ( const QString& sFilename ) |
635 |
{ |
636 |
// Open and write into real file. |
637 |
QFile file(sFilename); |
638 |
if (!file.open(IO_WriteOnly | IO_Truncate)) { |
639 |
appendMessagesError(tr("Could not open \"%1\" session file.\n\nSorry.").arg(sFilename)); |
640 |
return false; |
641 |
} |
642 |
|
643 |
// Write the file. |
644 |
int iErrors = 0; |
645 |
QTextStream ts(&file); |
646 |
ts << "# " << QSAMPLER_TITLE " - " << tr(QSAMPLER_SUBTITLE) << endl; |
647 |
ts << "# " << tr("Version") |
648 |
<< ": " QSAMPLER_VERSION << endl; |
649 |
ts << "# " << tr("Build") |
650 |
<< ": " __DATE__ " " __TIME__ << endl; |
651 |
ts << "#" << endl; |
652 |
ts << "# " << tr("File") |
653 |
<< ": " << QFileInfo(sFilename).fileName() << endl; |
654 |
ts << "# " << tr("Date") |
655 |
<< ": " << QDate::currentDate().toString("MMMM dd yyyy") |
656 |
<< " " << QTime::currentTime().toString("hh:mm:ss") << endl; |
657 |
ts << "#" << endl; |
658 |
ts << endl; |
659 |
QWidgetList wlist = m_pWorkspace->windowList(); |
660 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
661 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
662 |
if (pChannelStrip) { |
663 |
qsamplerChannel *pChannel = pChannelStrip->channel(); |
664 |
if (pChannel) { |
665 |
ts << "# Channel " << iChannel << endl; |
666 |
ts << "ADD CHANNEL" << endl; |
667 |
ts << "SET CHANNEL AUDIO_OUTPUT_TYPE " << iChannel << " " << pChannel->audioDriver() << endl; |
668 |
ts << "SET CHANNEL MIDI_INPUT_TYPE " << iChannel << " " << pChannel->midiDriver() << endl; |
669 |
// ts << "SET CHANNEL MIDI_INPUT_PORT " << iChannel << " " << pChannel->midiPort() << endl; |
670 |
ts << "SET CHANNEL MIDI_INPUT_CHANNEL " << iChannel << " "; |
671 |
if (pChannel->midiChannel() == LSCP_MIDI_CHANNEL_ALL) |
672 |
ts << "ALL"; |
673 |
else |
674 |
ts << pChannel->midiChannel(); |
675 |
ts << endl; |
676 |
ts << "LOAD ENGINE " << pChannel->engineName() << " " << iChannel << endl; |
677 |
ts << "LOAD INSTRUMENT NON_MODAL '" << pChannel->instrumentFile() << "' " << pChannel->instrumentNr() << " " << iChannel << endl; |
678 |
ts << "SET CHANNEL VOLUME " << iChannel << " " << pChannel->volume() << endl; |
679 |
ts << endl; |
680 |
} |
681 |
} |
682 |
// Try to keep it snappy :) |
683 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
684 |
} |
685 |
|
686 |
// Ok. we've wrote it. |
687 |
file.close(); |
688 |
|
689 |
// Have we any errors? |
690 |
if (iErrors > 0) |
691 |
appendMessagesError(tr("Some settings could not be saved\nto \"%1\" session file.\n\nSorry.").arg(sFilename)); |
692 |
|
693 |
// Save as default session directory. |
694 |
if (m_pOptions) |
695 |
m_pOptions->sSessionDir = QFileInfo(sFilename).dirPath(true); |
696 |
// We're not dirty anymore. |
697 |
m_iDirtyCount = 0; |
698 |
// Stabilize form... |
699 |
m_sFilename = sFilename; |
700 |
updateRecentFiles(sFilename); |
701 |
appendMessages(tr("Save session: \"%1\".").arg(sessionName(m_sFilename))); |
702 |
stabilizeForm(); |
703 |
return true; |
704 |
} |
705 |
|
706 |
|
707 |
//------------------------------------------------------------------------- |
708 |
// qsamplerMainForm -- File Action slots. |
709 |
|
710 |
// Create a new sampler session. |
711 |
void qsamplerMainForm::fileNew (void) |
712 |
{ |
713 |
// Of course we'll start clean new. |
714 |
newSession(); |
715 |
} |
716 |
|
717 |
|
718 |
// Open an existing sampler session. |
719 |
void qsamplerMainForm::fileOpen (void) |
720 |
{ |
721 |
// Open it right away. |
722 |
openSession(); |
723 |
} |
724 |
|
725 |
|
726 |
// Open a recent file session. |
727 |
void qsamplerMainForm::fileOpenRecent ( int iIndex ) |
728 |
{ |
729 |
// Check if we can safely close the current session... |
730 |
if (m_pOptions && closeSession(true)) { |
731 |
QString sFilename = m_pOptions->recentFiles[iIndex]; |
732 |
loadSessionFile(sFilename); |
733 |
} |
734 |
} |
735 |
|
736 |
|
737 |
// Save current sampler session. |
738 |
void qsamplerMainForm::fileSave (void) |
739 |
{ |
740 |
// Save it right away. |
741 |
saveSession(false); |
742 |
} |
743 |
|
744 |
|
745 |
// Save current sampler session with another name. |
746 |
void qsamplerMainForm::fileSaveAs (void) |
747 |
{ |
748 |
// Save it right away, maybe with another name. |
749 |
saveSession(true); |
750 |
} |
751 |
|
752 |
|
753 |
// Reset the sampler instance. |
754 |
void qsamplerMainForm::fileReset (void) |
755 |
{ |
756 |
if (m_pClient == NULL) |
757 |
return; |
758 |
|
759 |
// Ask user whether he/she want's an internal sampler reset... |
760 |
if (QMessageBox::warning(this, tr("Warning"), |
761 |
tr("Resetting the sampler instance will close\n" |
762 |
"all device and channel configurations.\n\n" |
763 |
"Please note that this operation may cause\n" |
764 |
"temporary MIDI and Audio disruption\n\n" |
765 |
"Do you want to reset the sampler engine now?"), |
766 |
tr("Reset"), tr("Cancel")) > 0) |
767 |
return; |
768 |
|
769 |
// Just do the reset, after closing down current session... |
770 |
if (closeSession(true) && ::lscp_reset_sampler(m_pClient) != LSCP_OK) { |
771 |
appendMessagesClient("lscp_reset_sampler"); |
772 |
appendMessagesError(tr("Could not reset sampler instance.\n\nSorry.")); |
773 |
return; |
774 |
} |
775 |
|
776 |
// Log this. |
777 |
appendMessages(tr("Sampler reset.")); |
778 |
|
779 |
// Make it a new session... |
780 |
newSession(); |
781 |
} |
782 |
|
783 |
|
784 |
// Restart the client/server instance. |
785 |
void qsamplerMainForm::fileRestart (void) |
786 |
{ |
787 |
if (m_pOptions == NULL) |
788 |
return; |
789 |
|
790 |
bool bRestart = true; |
791 |
|
792 |
// Ask user whether he/she want's a complete restart... |
793 |
// (if we're currently up and running) |
794 |
if (bRestart && m_pClient) { |
795 |
bRestart = (QMessageBox::warning(this, tr("Warning"), |
796 |
tr("New settings will be effective after\n" |
797 |
"restarting the client/server connection.\n\n" |
798 |
"Please note that this operation may cause\n" |
799 |
"temporary MIDI and Audio disruption\n\n" |
800 |
"Do you want to restart the connection now?"), |
801 |
tr("Restart"), tr("Cancel")) == 0); |
802 |
} |
803 |
|
804 |
// Are we still for it? |
805 |
if (bRestart && closeSession(true)) { |
806 |
// Stop server, it will force the client too. |
807 |
stopServer(); |
808 |
// Reschedule a restart... |
809 |
startSchedule(m_pOptions->iStartDelay); |
810 |
} |
811 |
} |
812 |
|
813 |
|
814 |
// Exit application program. |
815 |
void qsamplerMainForm::fileExit (void) |
816 |
{ |
817 |
// Go for close the whole thing. |
818 |
close(); |
819 |
} |
820 |
|
821 |
|
822 |
//------------------------------------------------------------------------- |
823 |
// qsamplerMainForm -- Edit Action slots. |
824 |
|
825 |
// Add a new sampler channel. |
826 |
void qsamplerMainForm::editAddChannel (void) |
827 |
{ |
828 |
if (m_pClient == NULL) |
829 |
return; |
830 |
|
831 |
// Just create the channel instance... |
832 |
qsamplerChannel *pChannel = new qsamplerChannel(this); |
833 |
if (pChannel == NULL) |
834 |
return; |
835 |
|
836 |
// Before we show it up, may be we'll |
837 |
// better ask for some initial values? |
838 |
if (!pChannel->channelSetup(this)) { |
839 |
delete pChannel; |
840 |
return; |
841 |
} |
842 |
|
843 |
// And give it to the strip (will own the channel instance, if successful). |
844 |
if (!createChannelStrip(pChannel)) { |
845 |
delete pChannel; |
846 |
return; |
847 |
} |
848 |
|
849 |
// Make that an overall update. |
850 |
m_iDirtyCount++; |
851 |
stabilizeForm(); |
852 |
} |
853 |
|
854 |
|
855 |
// Remove current sampler channel. |
856 |
void qsamplerMainForm::editRemoveChannel (void) |
857 |
{ |
858 |
if (m_pClient == NULL) |
859 |
return; |
860 |
|
861 |
qsamplerChannelStrip *pChannelStrip = activeChannelStrip(); |
862 |
if (pChannelStrip == NULL) |
863 |
return; |
864 |
|
865 |
qsamplerChannel *pChannel = pChannelStrip->channel(); |
866 |
if (pChannel == NULL) |
867 |
return; |
868 |
|
869 |
// Prompt user if he/she's sure about this... |
870 |
if (m_pOptions && m_pOptions->bConfirmRemove) { |
871 |
if (QMessageBox::warning(this, tr("Warning"), |
872 |
tr("About to remove channel:\n\n" |
873 |
"%1\n\n" |
874 |
"Are you sure?") |
875 |
.arg(pChannelStrip->caption()), |
876 |
tr("OK"), tr("Cancel")) > 0) |
877 |
return; |
878 |
} |
879 |
|
880 |
// Remove the existing sampler channel. |
881 |
if (!pChannel->removeChannel()) |
882 |
return; |
883 |
|
884 |
// Just delete the channel strip. |
885 |
delete pChannelStrip; |
886 |
|
887 |
// Do we auto-arrange? |
888 |
if (m_pOptions && m_pOptions->bAutoArrange) |
889 |
channelsArrange(); |
890 |
|
891 |
// We'll be dirty, for sure... |
892 |
m_iDirtyCount++; |
893 |
stabilizeForm(); |
894 |
} |
895 |
|
896 |
|
897 |
// Setup current sampler channel. |
898 |
void qsamplerMainForm::editSetupChannel (void) |
899 |
{ |
900 |
if (m_pClient == NULL) |
901 |
return; |
902 |
|
903 |
qsamplerChannelStrip *pChannelStrip = activeChannelStrip(); |
904 |
if (pChannelStrip == NULL) |
905 |
return; |
906 |
|
907 |
// Just invoque the channel strip procedure. |
908 |
pChannelStrip->channelSetup(); |
909 |
} |
910 |
|
911 |
|
912 |
// Reset current sampler channel. |
913 |
void qsamplerMainForm::editResetChannel (void) |
914 |
{ |
915 |
if (m_pClient == NULL) |
916 |
return; |
917 |
|
918 |
qsamplerChannelStrip *pChannelStrip = activeChannelStrip(); |
919 |
if (pChannelStrip == NULL) |
920 |
return; |
921 |
|
922 |
// Just invoque the channel strip procedure. |
923 |
pChannelStrip->channelReset(); |
924 |
} |
925 |
|
926 |
|
927 |
// Reset all sampler channels. |
928 |
void qsamplerMainForm::editResetAllChannels (void) |
929 |
{ |
930 |
if (m_pClient == NULL) |
931 |
return; |
932 |
|
933 |
// Invoque the channel strip procedure, |
934 |
// for all channels out there... |
935 |
m_pWorkspace->setUpdatesEnabled(false); |
936 |
QWidgetList wlist = m_pWorkspace->windowList(); |
937 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
938 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
939 |
if (pChannelStrip) |
940 |
pChannelStrip->channelReset(); |
941 |
} |
942 |
m_pWorkspace->setUpdatesEnabled(true); |
943 |
} |
944 |
|
945 |
|
946 |
//------------------------------------------------------------------------- |
947 |
// qsamplerMainForm -- View Action slots. |
948 |
|
949 |
// Show/hide the main program window menubar. |
950 |
void qsamplerMainForm::viewMenubar ( bool bOn ) |
951 |
{ |
952 |
if (bOn) |
953 |
MenuBar->show(); |
954 |
else |
955 |
MenuBar->hide(); |
956 |
} |
957 |
|
958 |
|
959 |
// Show/hide the main program window toolbar. |
960 |
void qsamplerMainForm::viewToolbar ( bool bOn ) |
961 |
{ |
962 |
if (bOn) { |
963 |
fileToolbar->show(); |
964 |
editToolbar->show(); |
965 |
channelsToolbar->show(); |
966 |
} else { |
967 |
fileToolbar->hide(); |
968 |
editToolbar->hide(); |
969 |
channelsToolbar->hide(); |
970 |
} |
971 |
} |
972 |
|
973 |
|
974 |
// Show/hide the main program window statusbar. |
975 |
void qsamplerMainForm::viewStatusbar ( bool bOn ) |
976 |
{ |
977 |
if (bOn) |
978 |
statusBar()->show(); |
979 |
else |
980 |
statusBar()->hide(); |
981 |
} |
982 |
|
983 |
|
984 |
// Show/hide the messages window logger. |
985 |
void qsamplerMainForm::viewMessages ( bool bOn ) |
986 |
{ |
987 |
if (bOn) |
988 |
m_pMessages->show(); |
989 |
else |
990 |
m_pMessages->hide(); |
991 |
} |
992 |
|
993 |
|
994 |
// Show/hide the device configurator form. |
995 |
void qsamplerMainForm::viewDevices (void) |
996 |
{ |
997 |
if (m_pOptions == NULL) |
998 |
return; |
999 |
|
1000 |
if (m_pDeviceForm) { |
1001 |
m_pOptions->saveWidgetGeometry(m_pDeviceForm); |
1002 |
m_pDeviceForm->setClient(m_pClient); |
1003 |
if (m_pDeviceForm->isVisible()) { |
1004 |
m_pDeviceForm->hide(); |
1005 |
} else { |
1006 |
m_pDeviceForm->show(); |
1007 |
m_pDeviceForm->raise(); |
1008 |
m_pDeviceForm->setActiveWindow(); |
1009 |
} |
1010 |
} |
1011 |
} |
1012 |
|
1013 |
|
1014 |
// Show options dialog. |
1015 |
void qsamplerMainForm::viewOptions (void) |
1016 |
{ |
1017 |
if (m_pOptions == NULL) |
1018 |
return; |
1019 |
|
1020 |
qsamplerOptionsForm *pOptionsForm = new qsamplerOptionsForm(this); |
1021 |
if (pOptionsForm) { |
1022 |
// Check out some initial nullities(tm)... |
1023 |
qsamplerChannelStrip *pChannelStrip = activeChannelStrip(); |
1024 |
if (m_pOptions->sDisplayFont.isEmpty() && pChannelStrip) |
1025 |
m_pOptions->sDisplayFont = pChannelStrip->displayFont().toString(); |
1026 |
if (m_pOptions->sMessagesFont.isEmpty() && m_pMessages) |
1027 |
m_pOptions->sMessagesFont = m_pMessages->messagesFont().toString(); |
1028 |
// To track down deferred or immediate changes. |
1029 |
QString sOldServerHost = m_pOptions->sServerHost; |
1030 |
int iOldServerPort = m_pOptions->iServerPort; |
1031 |
int iOldServerTimeout = m_pOptions->iServerTimeout; |
1032 |
bool bOldServerStart = m_pOptions->bServerStart; |
1033 |
QString sOldServerCmdLine = m_pOptions->sServerCmdLine; |
1034 |
QString sOldDisplayFont = m_pOptions->sDisplayFont; |
1035 |
bool bOldDisplayEffect = m_pOptions->bDisplayEffect; |
1036 |
int iOldMaxVolume = m_pOptions->iMaxVolume; |
1037 |
QString sOldMessagesFont = m_pOptions->sMessagesFont; |
1038 |
bool bOldStdoutCapture = m_pOptions->bStdoutCapture; |
1039 |
int bOldMessagesLimit = m_pOptions->bMessagesLimit; |
1040 |
int iOldMessagesLimitLines = m_pOptions->iMessagesLimitLines; |
1041 |
bool bOldCompletePath = m_pOptions->bCompletePath; |
1042 |
bool bOldInstrumentNames = m_pOptions->bInstrumentNames; |
1043 |
int iOldMaxRecentFiles = m_pOptions->iMaxRecentFiles; |
1044 |
// Load the current setup settings. |
1045 |
pOptionsForm->setup(m_pOptions); |
1046 |
// Show the setup dialog... |
1047 |
if (pOptionsForm->exec()) { |
1048 |
// Warn if something will be only effective on next run. |
1049 |
if (( bOldStdoutCapture && !m_pOptions->bStdoutCapture) || |
1050 |
(!bOldStdoutCapture && m_pOptions->bStdoutCapture)) { |
1051 |
QMessageBox::information(this, tr("Information"), |
1052 |
tr("Some settings may be only effective\n" |
1053 |
"next time you start this program."), tr("OK")); |
1054 |
updateMessagesCapture(); |
1055 |
} |
1056 |
// Check wheather something immediate has changed. |
1057 |
if (( bOldCompletePath && !m_pOptions->bCompletePath) || |
1058 |
(!bOldCompletePath && m_pOptions->bCompletePath) || |
1059 |
(iOldMaxRecentFiles != m_pOptions->iMaxRecentFiles)) |
1060 |
updateRecentFilesMenu(); |
1061 |
if (( bOldInstrumentNames && !m_pOptions->bInstrumentNames) || |
1062 |
(!bOldInstrumentNames && m_pOptions->bInstrumentNames)) |
1063 |
updateInstrumentNames(); |
1064 |
if (( bOldDisplayEffect && !m_pOptions->bDisplayEffect) || |
1065 |
(!bOldDisplayEffect && m_pOptions->bDisplayEffect)) |
1066 |
updateDisplayEffect(); |
1067 |
if (sOldDisplayFont != m_pOptions->sDisplayFont) |
1068 |
updateDisplayFont(); |
1069 |
if (iOldMaxVolume != m_pOptions->iMaxVolume) |
1070 |
updateMaxVolume(); |
1071 |
if (sOldMessagesFont != m_pOptions->sMessagesFont) |
1072 |
updateMessagesFont(); |
1073 |
if (( bOldMessagesLimit && !m_pOptions->bMessagesLimit) || |
1074 |
(!bOldMessagesLimit && m_pOptions->bMessagesLimit) || |
1075 |
(iOldMessagesLimitLines != m_pOptions->iMessagesLimitLines)) |
1076 |
updateMessagesLimit(); |
1077 |
// And now the main thing, whether we'll do client/server recycling? |
1078 |
if ((sOldServerHost != m_pOptions->sServerHost) || |
1079 |
(iOldServerPort != m_pOptions->iServerPort) || |
1080 |
(iOldServerTimeout != m_pOptions->iServerTimeout) || |
1081 |
( bOldServerStart && !m_pOptions->bServerStart) || |
1082 |
(!bOldServerStart && m_pOptions->bServerStart) || |
1083 |
(sOldServerCmdLine != m_pOptions->sServerCmdLine && m_pOptions->bServerStart)) |
1084 |
fileRestart(); |
1085 |
} |
1086 |
// Done. |
1087 |
delete pOptionsForm; |
1088 |
} |
1089 |
|
1090 |
// This makes it. |
1091 |
stabilizeForm(); |
1092 |
} |
1093 |
|
1094 |
|
1095 |
//------------------------------------------------------------------------- |
1096 |
// qsamplerMainForm -- Channels action slots. |
1097 |
|
1098 |
// Arrange channel strips. |
1099 |
void qsamplerMainForm::channelsArrange (void) |
1100 |
{ |
1101 |
// Full width vertical tiling |
1102 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1103 |
if (wlist.isEmpty()) |
1104 |
return; |
1105 |
|
1106 |
m_pWorkspace->setUpdatesEnabled(false); |
1107 |
int y = 0; |
1108 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1109 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1110 |
/* if (pChannelStrip->testWState(WState_Maximized | WState_Minimized)) { |
1111 |
// Prevent flicker... |
1112 |
pChannelStrip->hide(); |
1113 |
pChannelStrip->showNormal(); |
1114 |
} */ |
1115 |
pChannelStrip->adjustSize(); |
1116 |
int iWidth = m_pWorkspace->width(); |
1117 |
if (iWidth < pChannelStrip->width()) |
1118 |
iWidth = pChannelStrip->width(); |
1119 |
// int iHeight = pChannelStrip->height() + pChannelStrip->parentWidget()->baseSize().height(); |
1120 |
int iHeight = pChannelStrip->parentWidget()->frameGeometry().height(); |
1121 |
pChannelStrip->parentWidget()->setGeometry(0, y, iWidth, iHeight); |
1122 |
y += iHeight; |
1123 |
} |
1124 |
m_pWorkspace->setUpdatesEnabled(true); |
1125 |
|
1126 |
stabilizeForm(); |
1127 |
} |
1128 |
|
1129 |
|
1130 |
// Auto-arrange channel strips. |
1131 |
void qsamplerMainForm::channelsAutoArrange ( bool bOn ) |
1132 |
{ |
1133 |
if (m_pOptions == NULL) |
1134 |
return; |
1135 |
|
1136 |
// Toggle the auto-arrange flag. |
1137 |
m_pOptions->bAutoArrange = bOn; |
1138 |
|
1139 |
// If on, update whole workspace... |
1140 |
if (m_pOptions->bAutoArrange) |
1141 |
channelsArrange(); |
1142 |
} |
1143 |
|
1144 |
|
1145 |
//------------------------------------------------------------------------- |
1146 |
// qsamplerMainForm -- Help Action slots. |
1147 |
|
1148 |
// Show information about the Qt toolkit. |
1149 |
void qsamplerMainForm::helpAboutQt (void) |
1150 |
{ |
1151 |
QMessageBox::aboutQt(this); |
1152 |
} |
1153 |
|
1154 |
|
1155 |
// Show information about application program. |
1156 |
void qsamplerMainForm::helpAbout (void) |
1157 |
{ |
1158 |
// Stuff the about box text... |
1159 |
QString sText = "<p>\n"; |
1160 |
sText += "<b>" QSAMPLER_TITLE " - " + tr(QSAMPLER_SUBTITLE) + "</b><br />\n"; |
1161 |
sText += "<br />\n"; |
1162 |
sText += tr("Version") + ": <b>" QSAMPLER_VERSION "</b><br />\n"; |
1163 |
sText += "<small>" + tr("Build") + ": " __DATE__ " " __TIME__ "</small><br />\n"; |
1164 |
#ifdef CONFIG_DEBUG |
1165 |
sText += "<small><font color=\"red\">"; |
1166 |
sText += tr("Debugging option enabled."); |
1167 |
sText += "</font></small><br />"; |
1168 |
#endif |
1169 |
#ifndef CONFIG_LIBGIG |
1170 |
sText += "<small><font color=\"red\">"; |
1171 |
sText += tr("GIG (libgig) file support disabled."); |
1172 |
sText += "</font></small><br />"; |
1173 |
#endif |
1174 |
#ifndef CONFIG_INSTRUMENT_NAME |
1175 |
sText += "<small><font color=\"red\">"; |
1176 |
sText += tr("LSCP (liblscp) instrument_name support disabled."); |
1177 |
sText += "</font></small><br />"; |
1178 |
#endif |
1179 |
sText += "<br />\n"; |
1180 |
sText += tr("Using") + ": "; |
1181 |
sText += ::lscp_client_package(); |
1182 |
sText += " "; |
1183 |
sText += ::lscp_client_version(); |
1184 |
sText += "<br />\n"; |
1185 |
sText += "<br />\n"; |
1186 |
sText += tr("Website") + ": <a href=\"" QSAMPLER_WEBSITE "\">" QSAMPLER_WEBSITE "</a><br />\n"; |
1187 |
sText += "<br />\n"; |
1188 |
sText += "<small>"; |
1189 |
sText += QSAMPLER_COPYRIGHT "<br />\n"; |
1190 |
sText += "<br />\n"; |
1191 |
sText += tr("This program is free software; you can redistribute it and/or modify it") + "<br />\n"; |
1192 |
sText += tr("under the terms of the GNU General Public License version 2 or later."); |
1193 |
sText += "</small>"; |
1194 |
sText += "</p>\n"; |
1195 |
|
1196 |
QMessageBox::about(this, tr("About") + " " QSAMPLER_TITLE, sText); |
1197 |
} |
1198 |
|
1199 |
|
1200 |
//------------------------------------------------------------------------- |
1201 |
// qsamplerMainForm -- Main window stabilization. |
1202 |
|
1203 |
void qsamplerMainForm::stabilizeForm (void) |
1204 |
{ |
1205 |
// Update the main application caption... |
1206 |
QString sSessionName = sessionName(m_sFilename); |
1207 |
if (m_iDirtyCount > 0) |
1208 |
sSessionName += '*'; |
1209 |
setCaption(tr(QSAMPLER_TITLE " - [%1]").arg(sSessionName)); |
1210 |
|
1211 |
// Update the main menu state... |
1212 |
qsamplerChannelStrip *pChannelStrip = activeChannelStrip(); |
1213 |
bool bHasClient = (m_pOptions != NULL && m_pClient != NULL); |
1214 |
bool bHasChannel = (bHasClient && pChannelStrip != NULL); |
1215 |
fileNewAction->setEnabled(bHasClient); |
1216 |
fileOpenAction->setEnabled(bHasClient); |
1217 |
fileSaveAction->setEnabled(bHasClient && m_iDirtyCount > 0); |
1218 |
fileSaveAsAction->setEnabled(bHasClient); |
1219 |
fileResetAction->setEnabled(bHasClient); |
1220 |
fileRestartAction->setEnabled(bHasClient || m_pServer == NULL); |
1221 |
editAddChannelAction->setEnabled(bHasClient); |
1222 |
editRemoveChannelAction->setEnabled(bHasChannel); |
1223 |
editSetupChannelAction->setEnabled(bHasChannel); |
1224 |
editResetChannelAction->setEnabled(bHasChannel); |
1225 |
editResetAllChannelsAction->setEnabled(bHasChannel); |
1226 |
viewMessagesAction->setOn(m_pMessages && m_pMessages->isVisible()); |
1227 |
viewDevicesAction->setOn(m_pDeviceForm && m_pDeviceForm->isVisible()); |
1228 |
viewDevicesAction->setEnabled(bHasClient); |
1229 |
channelsArrangeAction->setEnabled(bHasChannel); |
1230 |
|
1231 |
// Client/Server status... |
1232 |
if (bHasClient) { |
1233 |
m_statusItem[QSAMPLER_STATUS_CLIENT]->setText(tr("Connected")); |
1234 |
m_statusItem[QSAMPLER_STATUS_SERVER]->setText(m_pOptions->sServerHost + ":" + QString::number(m_pOptions->iServerPort)); |
1235 |
} else { |
1236 |
m_statusItem[QSAMPLER_STATUS_CLIENT]->clear(); |
1237 |
m_statusItem[QSAMPLER_STATUS_SERVER]->clear(); |
1238 |
} |
1239 |
// Channel status... |
1240 |
if (bHasChannel) |
1241 |
m_statusItem[QSAMPLER_STATUS_CHANNEL]->setText(pChannelStrip->caption()); |
1242 |
else |
1243 |
m_statusItem[QSAMPLER_STATUS_CHANNEL]->clear(); |
1244 |
// Session status... |
1245 |
if (m_iDirtyCount > 0) |
1246 |
m_statusItem[QSAMPLER_STATUS_SESSION]->setText(tr("MOD")); |
1247 |
else |
1248 |
m_statusItem[QSAMPLER_STATUS_SESSION]->clear(); |
1249 |
|
1250 |
// Recent files menu. |
1251 |
m_pRecentFilesMenu->setEnabled(bHasClient && m_pOptions->recentFiles.count() > 0); |
1252 |
|
1253 |
// Always make the latest message visible. |
1254 |
if (m_pMessages) |
1255 |
m_pMessages->scrollToBottom(); |
1256 |
} |
1257 |
|
1258 |
|
1259 |
// Channel change receiver slot. |
1260 |
void qsamplerMainForm::channelStripChanged( qsamplerChannelStrip *pChannelStrip ) |
1261 |
{ |
1262 |
// Add this strip to the changed list... |
1263 |
if (m_changedStrips.containsRef(pChannelStrip) == 0) |
1264 |
m_changedStrips.append(pChannelStrip); |
1265 |
|
1266 |
// Just mark the dirty form. |
1267 |
m_iDirtyCount++; |
1268 |
// and update the form status... |
1269 |
stabilizeForm(); |
1270 |
} |
1271 |
|
1272 |
|
1273 |
// Grab and restore current sampler channels session. |
1274 |
void qsamplerMainForm::updateSession (void) |
1275 |
{ |
1276 |
// Retrieve the current channel list. |
1277 |
int *piChannelIDs = ::lscp_list_channels(m_pClient); |
1278 |
if (piChannelIDs == NULL) { |
1279 |
if (::lscp_client_get_errno(m_pClient)) { |
1280 |
appendMessagesClient("lscp_list_channels"); |
1281 |
appendMessagesError(tr("Could not get current list of channels.\n\nSorry.")); |
1282 |
} |
1283 |
return; |
1284 |
} |
1285 |
|
1286 |
// Try to (re)create each channel. |
1287 |
m_pWorkspace->setUpdatesEnabled(false); |
1288 |
for (int iChannel = 0; piChannelIDs[iChannel] >= 0; iChannel++) { |
1289 |
// Check if theres already a channel strip for this one... |
1290 |
if (!channelStrip(piChannelIDs[iChannel])) |
1291 |
createChannelStrip(new qsamplerChannel(this, piChannelIDs[iChannel])); |
1292 |
// Make it visibly responsive... |
1293 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
1294 |
} |
1295 |
m_pWorkspace->setUpdatesEnabled(true); |
1296 |
} |
1297 |
|
1298 |
|
1299 |
// Update the recent files list and menu. |
1300 |
void qsamplerMainForm::updateRecentFiles ( const QString& sFilename ) |
1301 |
{ |
1302 |
if (m_pOptions == NULL) |
1303 |
return; |
1304 |
|
1305 |
// Remove from list if already there (avoid duplicates) |
1306 |
QStringList::Iterator iter = m_pOptions->recentFiles.find(sFilename); |
1307 |
if (iter != m_pOptions->recentFiles.end()) |
1308 |
m_pOptions->recentFiles.remove(iter); |
1309 |
// Put it to front... |
1310 |
m_pOptions->recentFiles.push_front(sFilename); |
1311 |
|
1312 |
// May update the menu. |
1313 |
updateRecentFilesMenu(); |
1314 |
} |
1315 |
|
1316 |
|
1317 |
// Update the recent files list and menu. |
1318 |
void qsamplerMainForm::updateRecentFilesMenu (void) |
1319 |
{ |
1320 |
if (m_pOptions == NULL) |
1321 |
return; |
1322 |
|
1323 |
// Time to keep the list under limits. |
1324 |
int iRecentFiles = m_pOptions->recentFiles.count(); |
1325 |
while (iRecentFiles > m_pOptions->iMaxRecentFiles) { |
1326 |
m_pOptions->recentFiles.pop_back(); |
1327 |
iRecentFiles--; |
1328 |
} |
1329 |
|
1330 |
// rebuild the recent files menu... |
1331 |
m_pRecentFilesMenu->clear(); |
1332 |
for (int i = 0; i < iRecentFiles; i++) { |
1333 |
const QString& sFilename = m_pOptions->recentFiles[i]; |
1334 |
if (QFileInfo(sFilename).exists()) { |
1335 |
m_pRecentFilesMenu->insertItem(QString("&%1 %2") |
1336 |
.arg(i + 1).arg(sessionName(sFilename)), |
1337 |
this, SLOT(fileOpenRecent(int)), 0, i); |
1338 |
} |
1339 |
} |
1340 |
} |
1341 |
|
1342 |
|
1343 |
// Force update of the channels instrument names mode. |
1344 |
void qsamplerMainForm::updateInstrumentNames (void) |
1345 |
{ |
1346 |
// Full channel list update... |
1347 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1348 |
if (wlist.isEmpty()) |
1349 |
return; |
1350 |
|
1351 |
m_pWorkspace->setUpdatesEnabled(false); |
1352 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1353 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1354 |
if (pChannelStrip) |
1355 |
pChannelStrip->updateInstrumentName(true); |
1356 |
} |
1357 |
m_pWorkspace->setUpdatesEnabled(true); |
1358 |
} |
1359 |
|
1360 |
|
1361 |
// Force update of the channels display font. |
1362 |
void qsamplerMainForm::updateDisplayFont (void) |
1363 |
{ |
1364 |
if (m_pOptions == NULL) |
1365 |
return; |
1366 |
|
1367 |
// Check if display font is legal. |
1368 |
if (m_pOptions->sDisplayFont.isEmpty()) |
1369 |
return; |
1370 |
// Realize it. |
1371 |
QFont font; |
1372 |
if (!font.fromString(m_pOptions->sDisplayFont)) |
1373 |
return; |
1374 |
|
1375 |
// Full channel list update... |
1376 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1377 |
if (wlist.isEmpty()) |
1378 |
return; |
1379 |
|
1380 |
m_pWorkspace->setUpdatesEnabled(false); |
1381 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1382 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1383 |
if (pChannelStrip) |
1384 |
pChannelStrip->setDisplayFont(font); |
1385 |
} |
1386 |
m_pWorkspace->setUpdatesEnabled(true); |
1387 |
} |
1388 |
|
1389 |
|
1390 |
// Update channel strips background effect. |
1391 |
void qsamplerMainForm::updateDisplayEffect (void) |
1392 |
{ |
1393 |
QPixmap pm; |
1394 |
if (m_pOptions->bDisplayEffect) |
1395 |
pm = QPixmap::fromMimeSource("displaybg1.png"); |
1396 |
|
1397 |
// Full channel list update... |
1398 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1399 |
if (wlist.isEmpty()) |
1400 |
return; |
1401 |
|
1402 |
m_pWorkspace->setUpdatesEnabled(false); |
1403 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1404 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1405 |
if (pChannelStrip) |
1406 |
pChannelStrip->setDisplayBackground(pm); |
1407 |
} |
1408 |
m_pWorkspace->setUpdatesEnabled(true); |
1409 |
} |
1410 |
|
1411 |
|
1412 |
// Force update of the channels maximum volume setting. |
1413 |
void qsamplerMainForm::updateMaxVolume (void) |
1414 |
{ |
1415 |
if (m_pOptions == NULL) |
1416 |
return; |
1417 |
|
1418 |
// Full channel list update... |
1419 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1420 |
if (wlist.isEmpty()) |
1421 |
return; |
1422 |
|
1423 |
m_pWorkspace->setUpdatesEnabled(false); |
1424 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1425 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1426 |
if (pChannelStrip) |
1427 |
pChannelStrip->setMaxVolume(m_pOptions->iMaxVolume); |
1428 |
} |
1429 |
m_pWorkspace->setUpdatesEnabled(true); |
1430 |
} |
1431 |
|
1432 |
|
1433 |
//------------------------------------------------------------------------- |
1434 |
// qsamplerMainForm -- Messages window form handlers. |
1435 |
|
1436 |
// Messages output methods. |
1437 |
void qsamplerMainForm::appendMessages( const QString& s ) |
1438 |
{ |
1439 |
if (m_pMessages) |
1440 |
m_pMessages->appendMessages(s); |
1441 |
|
1442 |
statusBar()->message(s, 3000); |
1443 |
} |
1444 |
|
1445 |
void qsamplerMainForm::appendMessagesColor( const QString& s, const QString& c ) |
1446 |
{ |
1447 |
if (m_pMessages) |
1448 |
m_pMessages->appendMessagesColor(s, c); |
1449 |
|
1450 |
statusBar()->message(s, 3000); |
1451 |
} |
1452 |
|
1453 |
void qsamplerMainForm::appendMessagesText( const QString& s ) |
1454 |
{ |
1455 |
if (m_pMessages) |
1456 |
m_pMessages->appendMessagesText(s); |
1457 |
} |
1458 |
|
1459 |
void qsamplerMainForm::appendMessagesError( const QString& s ) |
1460 |
{ |
1461 |
if (m_pMessages) |
1462 |
m_pMessages->show(); |
1463 |
|
1464 |
appendMessagesColor(s.simplifyWhiteSpace(), "#ff0000"); |
1465 |
|
1466 |
QMessageBox::critical(this, tr("Error"), s, tr("Cancel")); |
1467 |
} |
1468 |
|
1469 |
|
1470 |
// This is a special message format, just for client results. |
1471 |
void qsamplerMainForm::appendMessagesClient( const QString& s ) |
1472 |
{ |
1473 |
if (m_pClient == NULL) |
1474 |
return; |
1475 |
|
1476 |
appendMessagesColor(s + QString(": %1 (errno=%2)") |
1477 |
.arg(::lscp_client_get_result(m_pClient)) |
1478 |
.arg(::lscp_client_get_errno(m_pClient)), "#996666"); |
1479 |
} |
1480 |
|
1481 |
|
1482 |
// Force update of the messages font. |
1483 |
void qsamplerMainForm::updateMessagesFont (void) |
1484 |
{ |
1485 |
if (m_pOptions == NULL) |
1486 |
return; |
1487 |
|
1488 |
if (m_pMessages && !m_pOptions->sMessagesFont.isEmpty()) { |
1489 |
QFont font; |
1490 |
if (font.fromString(m_pOptions->sMessagesFont)) |
1491 |
m_pMessages->setMessagesFont(font); |
1492 |
} |
1493 |
} |
1494 |
|
1495 |
|
1496 |
// Update messages window line limit. |
1497 |
void qsamplerMainForm::updateMessagesLimit (void) |
1498 |
{ |
1499 |
if (m_pOptions == NULL) |
1500 |
return; |
1501 |
|
1502 |
if (m_pMessages) { |
1503 |
if (m_pOptions->bMessagesLimit) |
1504 |
m_pMessages->setMessagesLimit(m_pOptions->iMessagesLimitLines); |
1505 |
else |
1506 |
m_pMessages->setMessagesLimit(0); |
1507 |
} |
1508 |
} |
1509 |
|
1510 |
|
1511 |
// Enablement of the messages capture feature. |
1512 |
void qsamplerMainForm::updateMessagesCapture (void) |
1513 |
{ |
1514 |
if (m_pOptions == NULL) |
1515 |
return; |
1516 |
|
1517 |
if (m_pMessages) |
1518 |
m_pMessages->setCaptureEnabled(m_pOptions->bStdoutCapture); |
1519 |
} |
1520 |
|
1521 |
|
1522 |
//------------------------------------------------------------------------- |
1523 |
// qsamplerMainForm -- MDI channel strip management. |
1524 |
|
1525 |
// The channel strip creation executive. |
1526 |
qsamplerChannelStrip *qsamplerMainForm::createChannelStrip ( qsamplerChannel *pChannel ) |
1527 |
{ |
1528 |
if (m_pClient == NULL || pChannel == NULL) |
1529 |
return NULL; |
1530 |
|
1531 |
// Prepare for auto-arrange? |
1532 |
qsamplerChannelStrip *pChannelStrip = NULL; |
1533 |
int y = 0; |
1534 |
if (m_pOptions && m_pOptions->bAutoArrange) { |
1535 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1536 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1537 |
pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1538 |
if (pChannelStrip) { |
1539 |
// y += pChannelStrip->height() + pChannelStrip->parentWidget()->baseSize().height(); |
1540 |
y += pChannelStrip->parentWidget()->frameGeometry().height(); |
1541 |
} |
1542 |
} |
1543 |
} |
1544 |
|
1545 |
// Add a new channel itema... |
1546 |
WFlags wflags = Qt::WStyle_Customize | Qt::WStyle_Tool | Qt::WStyle_Title | Qt::WStyle_NoBorder; |
1547 |
pChannelStrip = new qsamplerChannelStrip(m_pWorkspace, 0, wflags); |
1548 |
if (pChannelStrip == NULL) |
1549 |
return NULL; |
1550 |
|
1551 |
// Actual channel strip setup... |
1552 |
pChannelStrip->setup(pChannel); |
1553 |
QObject::connect(pChannelStrip, SIGNAL(channelChanged(qsamplerChannelStrip *)), this, SLOT(channelStripChanged(qsamplerChannelStrip *))); |
1554 |
// Set some initial aesthetic options... |
1555 |
if (m_pOptions) { |
1556 |
// Background display effect... |
1557 |
pChannelStrip->setDisplayEffect(m_pOptions->bDisplayEffect); |
1558 |
// We'll need a display font. |
1559 |
QFont font; |
1560 |
if (font.fromString(m_pOptions->sDisplayFont)) |
1561 |
pChannelStrip->setDisplayFont(font); |
1562 |
// Maximum allowed volume setting. |
1563 |
pChannelStrip->setMaxVolume(m_pOptions->iMaxVolume); |
1564 |
} |
1565 |
|
1566 |
// Now we show up us to the world. |
1567 |
pChannelStrip->show(); |
1568 |
// Only then, we'll auto-arrange... |
1569 |
if (m_pOptions && m_pOptions->bAutoArrange) { |
1570 |
int iWidth = m_pWorkspace->width(); |
1571 |
// int iHeight = pChannel->height() + pChannel->parentWidget()->baseSize().height(); |
1572 |
int iHeight = pChannelStrip->parentWidget()->frameGeometry().height(); |
1573 |
pChannelStrip->parentWidget()->setGeometry(0, y, iWidth, iHeight); |
1574 |
} |
1575 |
|
1576 |
// This is pretty new, so we'll watch for it closely. |
1577 |
channelStripChanged(pChannelStrip); |
1578 |
|
1579 |
// Return our successful reference... |
1580 |
return pChannelStrip; |
1581 |
} |
1582 |
|
1583 |
|
1584 |
// Retrieve the active channel strip. |
1585 |
qsamplerChannelStrip *qsamplerMainForm::activeChannelStrip (void) |
1586 |
{ |
1587 |
return (qsamplerChannelStrip *) m_pWorkspace->activeWindow(); |
1588 |
} |
1589 |
|
1590 |
|
1591 |
// Retrieve a channel strip by index. |
1592 |
qsamplerChannelStrip *qsamplerMainForm::channelStripAt ( int iChannel ) |
1593 |
{ |
1594 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1595 |
if (wlist.isEmpty()) |
1596 |
return NULL; |
1597 |
|
1598 |
return (qsamplerChannelStrip *) wlist.at(iChannel); |
1599 |
} |
1600 |
|
1601 |
|
1602 |
// Retrieve a channel strip by sampler channel id. |
1603 |
qsamplerChannelStrip *qsamplerMainForm::channelStrip ( int iChannelID ) |
1604 |
{ |
1605 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1606 |
if (wlist.isEmpty()) |
1607 |
return NULL; |
1608 |
|
1609 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1610 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1611 |
if (pChannelStrip) { |
1612 |
qsamplerChannel *pChannel = pChannelStrip->channel(); |
1613 |
if (pChannel && pChannel->channelID() == iChannelID) |
1614 |
return pChannelStrip; |
1615 |
} |
1616 |
} |
1617 |
|
1618 |
// Not found. |
1619 |
return NULL; |
1620 |
} |
1621 |
|
1622 |
|
1623 |
// Construct the windows menu. |
1624 |
void qsamplerMainForm::channelsMenuAboutToShow (void) |
1625 |
{ |
1626 |
channelsMenu->clear(); |
1627 |
channelsArrangeAction->addTo(channelsMenu); |
1628 |
channelsAutoArrangeAction->addTo(channelsMenu); |
1629 |
|
1630 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1631 |
if (!wlist.isEmpty()) { |
1632 |
channelsMenu->insertSeparator(); |
1633 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1634 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1635 |
if (pChannelStrip) { |
1636 |
int iItemID = channelsMenu->insertItem(pChannelStrip->caption(), this, SLOT(channelsMenuActivated(int))); |
1637 |
channelsMenu->setItemParameter(iItemID, iChannel); |
1638 |
channelsMenu->setItemChecked(iItemID, activeChannelStrip() == pChannelStrip); |
1639 |
} |
1640 |
} |
1641 |
} |
1642 |
} |
1643 |
|
1644 |
|
1645 |
// Windows menu activation slot |
1646 |
void qsamplerMainForm::channelsMenuActivated ( int iChannel ) |
1647 |
{ |
1648 |
qsamplerChannelStrip *pChannelStrip = channelStripAt(iChannel); |
1649 |
if (pChannelStrip) |
1650 |
pChannelStrip->showNormal(); |
1651 |
pChannelStrip->setFocus(); |
1652 |
} |
1653 |
|
1654 |
|
1655 |
//------------------------------------------------------------------------- |
1656 |
// qsamplerMainForm -- Timer stuff. |
1657 |
|
1658 |
// Set the pseudo-timer delay schedule. |
1659 |
void qsamplerMainForm::startSchedule ( int iStartDelay ) |
1660 |
{ |
1661 |
m_iStartDelay = 1 + (iStartDelay * 1000); |
1662 |
m_iTimerDelay = 0; |
1663 |
} |
1664 |
|
1665 |
// Suspend the pseudo-timer delay schedule. |
1666 |
void qsamplerMainForm::stopSchedule (void) |
1667 |
{ |
1668 |
m_iStartDelay = 0; |
1669 |
m_iTimerDelay = 0; |
1670 |
} |
1671 |
|
1672 |
// Timer slot funtion. |
1673 |
void qsamplerMainForm::timerSlot (void) |
1674 |
{ |
1675 |
if (m_pOptions == NULL) |
1676 |
return; |
1677 |
|
1678 |
// Is it the first shot on server start after a few delay? |
1679 |
if (m_iTimerDelay < m_iStartDelay) { |
1680 |
m_iTimerDelay += QSAMPLER_TIMER_MSECS; |
1681 |
if (m_iTimerDelay >= m_iStartDelay) { |
1682 |
// If we cannot start it now, maybe a lil'mo'later ;) |
1683 |
if (!startClient()) { |
1684 |
m_iStartDelay += m_iTimerDelay; |
1685 |
m_iTimerDelay = 0; |
1686 |
} |
1687 |
} |
1688 |
} |
1689 |
|
1690 |
// Refresh each channel usage, on each period... |
1691 |
if (m_pClient && (m_changedStrips.count() > 0 || m_pOptions->bAutoRefresh)) { |
1692 |
m_iTimerSlot += QSAMPLER_TIMER_MSECS; |
1693 |
if (m_iTimerSlot >= m_pOptions->iAutoRefreshTime && m_pWorkspace->isUpdatesEnabled()) { |
1694 |
m_iTimerSlot = 0; |
1695 |
// Update the channel information for each pending strip... |
1696 |
for (qsamplerChannelStrip *pChannelStrip = m_changedStrips.first(); |
1697 |
pChannelStrip; |
1698 |
pChannelStrip = m_changedStrips.next()) { |
1699 |
// If successfull, remove from pending list... |
1700 |
if (pChannelStrip->updateChannelInfo()) |
1701 |
m_changedStrips.remove(pChannelStrip); |
1702 |
} |
1703 |
// Update the channel stream usage for each strip... |
1704 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1705 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1706 |
qsamplerChannelStrip *pChannelStrip = (qsamplerChannelStrip *) wlist.at(iChannel); |
1707 |
if (pChannelStrip && pChannelStrip->isVisible()) |
1708 |
pChannelStrip->updateChannelUsage(); |
1709 |
} |
1710 |
} |
1711 |
} |
1712 |
|
1713 |
// Register the next timer slot. |
1714 |
QTimer::singleShot(QSAMPLER_TIMER_MSECS, this, SLOT(timerSlot())); |
1715 |
} |
1716 |
|
1717 |
|
1718 |
//------------------------------------------------------------------------- |
1719 |
// qsamplerMainForm -- Server stuff. |
1720 |
|
1721 |
// Start linuxsampler server... |
1722 |
void qsamplerMainForm::startServer (void) |
1723 |
{ |
1724 |
if (m_pOptions == NULL) |
1725 |
return; |
1726 |
|
1727 |
// Aren't already a client, are we? |
1728 |
if (!m_pOptions->bServerStart || m_pClient) |
1729 |
return; |
1730 |
|
1731 |
// Is the server process instance still here? |
1732 |
if (m_pServer) { |
1733 |
switch (QMessageBox::warning(this, tr("Warning"), |
1734 |
tr("Could not start the LinuxSampler server.\n\n" |
1735 |
"Maybe it ss already started."), |
1736 |
tr("Stop"), tr("Kill"), tr("Cancel"))) { |
1737 |
case 0: |
1738 |
m_pServer->tryTerminate(); |
1739 |
break; |
1740 |
case 1: |
1741 |
m_pServer->kill(); |
1742 |
break; |
1743 |
} |
1744 |
return; |
1745 |
} |
1746 |
|
1747 |
// Reset our timer counters... |
1748 |
stopSchedule(); |
1749 |
|
1750 |
// OK. Let's build the startup process... |
1751 |
m_pServer = new QProcess(this); |
1752 |
|
1753 |
// Setup stdout/stderr capture... |
1754 |
//if (m_pOptions->bStdoutCapture) { |
1755 |
m_pServer->setCommunication(QProcess::Stdout | QProcess::Stderr | QProcess::DupStderr); |
1756 |
QObject::connect(m_pServer, SIGNAL(readyReadStdout()), this, SLOT(readServerStdout())); |
1757 |
QObject::connect(m_pServer, SIGNAL(readyReadStderr()), this, SLOT(readServerStdout())); |
1758 |
//} |
1759 |
// The unforgiveable signal communication... |
1760 |
QObject::connect(m_pServer, SIGNAL(processExited()), this, SLOT(processServerExit())); |
1761 |
|
1762 |
// Build process arguments... |
1763 |
m_pServer->setArguments(QStringList::split(' ', m_pOptions->sServerCmdLine)); |
1764 |
|
1765 |
appendMessages(tr("Server is starting...")); |
1766 |
appendMessagesColor(m_pOptions->sServerCmdLine, "#990099"); |
1767 |
|
1768 |
// Go jack, go... |
1769 |
if (!m_pServer->start()) { |
1770 |
appendMessagesError(tr("Could not start server.\n\nSorry.")); |
1771 |
processServerExit(); |
1772 |
return; |
1773 |
} |
1774 |
|
1775 |
// Show startup results... |
1776 |
appendMessages(tr("Server was started with PID=%1.").arg((long) m_pServer->processIdentifier())); |
1777 |
|
1778 |
// Reset (yet again) the timer counters, |
1779 |
// but this time is deferred as the user opted. |
1780 |
startSchedule(m_pOptions->iStartDelay); |
1781 |
stabilizeForm(); |
1782 |
} |
1783 |
|
1784 |
|
1785 |
// Stop linuxsampler server... |
1786 |
void qsamplerMainForm::stopServer (void) |
1787 |
{ |
1788 |
// Stop client code. |
1789 |
stopClient(); |
1790 |
|
1791 |
// And try to stop server. |
1792 |
if (m_pServer) { |
1793 |
appendMessages(tr("Server is stopping...")); |
1794 |
if (m_pServer->isRunning()) |
1795 |
m_pServer->tryTerminate(); |
1796 |
} |
1797 |
|
1798 |
// Give it some time to terminate gracefully and stabilize... |
1799 |
QTime t; |
1800 |
t.start(); |
1801 |
while (t.elapsed() < QSAMPLER_TIMER_MSECS) |
1802 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
1803 |
|
1804 |
// Do final processing anyway. |
1805 |
processServerExit(); |
1806 |
} |
1807 |
|
1808 |
|
1809 |
// Stdout handler... |
1810 |
void qsamplerMainForm::readServerStdout (void) |
1811 |
{ |
1812 |
if (m_pMessages) |
1813 |
m_pMessages->appendStdoutBuffer(m_pServer->readStdout()); |
1814 |
} |
1815 |
|
1816 |
|
1817 |
// Linuxsampler server cleanup. |
1818 |
void qsamplerMainForm::processServerExit (void) |
1819 |
{ |
1820 |
// Force client code cleanup. |
1821 |
stopClient(); |
1822 |
|
1823 |
// Flush anything that maybe pending... |
1824 |
if (m_pMessages) |
1825 |
m_pMessages->flushStdoutBuffer(); |
1826 |
|
1827 |
if (m_pServer) { |
1828 |
// Force final server shutdown... |
1829 |
appendMessages(tr("Server was stopped with exit status %1.").arg(m_pServer->exitStatus())); |
1830 |
if (!m_pServer->normalExit()) |
1831 |
m_pServer->kill(); |
1832 |
// Destroy it. |
1833 |
delete m_pServer; |
1834 |
m_pServer = NULL; |
1835 |
} |
1836 |
|
1837 |
// Again, make status visible stable. |
1838 |
stabilizeForm(); |
1839 |
} |
1840 |
|
1841 |
|
1842 |
//------------------------------------------------------------------------- |
1843 |
// qsamplerMainForm -- Client stuff. |
1844 |
|
1845 |
// The LSCP client callback procedure. |
1846 |
lscp_status_t qsampler_client_callback ( lscp_client_t */*pClient*/, lscp_event_t event, const char *pchData, int cchData, void *pvData ) |
1847 |
{ |
1848 |
qsamplerMainForm *pMainForm = (qsamplerMainForm *) pvData; |
1849 |
if (pMainForm == NULL) |
1850 |
return LSCP_FAILED; |
1851 |
|
1852 |
// ATTN: DO NOT EVER call any GUI code here, |
1853 |
// as this is run under some other thread context. |
1854 |
// A custom event must be posted here... |
1855 |
QApplication::postEvent(pMainForm, new qsamplerCustomEvent(event, pchData, cchData)); |
1856 |
|
1857 |
return LSCP_OK; |
1858 |
} |
1859 |
|
1860 |
|
1861 |
// Start our almighty client... |
1862 |
bool qsamplerMainForm::startClient (void) |
1863 |
{ |
1864 |
// Have it a setup? |
1865 |
if (m_pOptions == NULL) |
1866 |
return false; |
1867 |
|
1868 |
// Aren't we already started, are we? |
1869 |
if (m_pClient) |
1870 |
return true; |
1871 |
|
1872 |
// Log prepare here. |
1873 |
appendMessages(tr("Client connecting...")); |
1874 |
|
1875 |
// Create the client handle... |
1876 |
m_pClient = ::lscp_client_create(m_pOptions->sServerHost.latin1(), m_pOptions->iServerPort, qsampler_client_callback, this); |
1877 |
if (m_pClient == NULL) { |
1878 |
// Is this the first try? |
1879 |
// maybe we need to start a local server... |
1880 |
if ((m_pServer && m_pServer->isRunning()) || !m_pOptions->bServerStart) |
1881 |
appendMessagesError(tr("Could not connect to server as client.\n\nSorry.")); |
1882 |
else |
1883 |
startServer(); |
1884 |
// This is always a failure. |
1885 |
stabilizeForm(); |
1886 |
return false; |
1887 |
} |
1888 |
// Just set receive timeout value, blindly. |
1889 |
::lscp_client_set_timeout(m_pClient, m_pOptions->iServerTimeout); |
1890 |
appendMessages(tr("Client receive timeout is set to %1 msec.").arg(::lscp_client_get_timeout(m_pClient))); |
1891 |
|
1892 |
// We may stop scheduling around. |
1893 |
stopSchedule(); |
1894 |
|
1895 |
// We'll accept drops from now on... |
1896 |
setAcceptDrops(true); |
1897 |
|
1898 |
// Log success here. |
1899 |
appendMessages(tr("Client connected.")); |
1900 |
|
1901 |
// Hard-notify device configuration form, |
1902 |
// if visible, that we're ready... |
1903 |
if (m_pDeviceForm && m_pDeviceForm->isVisible()) |
1904 |
m_pDeviceForm->setClient(m_pClient); |
1905 |
|
1906 |
// Is any session pending to be loaded? |
1907 |
if (!m_pOptions->sSessionFile.isEmpty()) { |
1908 |
// Just load the prabably startup session... |
1909 |
if (loadSessionFile(m_pOptions->sSessionFile)) { |
1910 |
m_pOptions->sSessionFile = QString::null; |
1911 |
return true; |
1912 |
} |
1913 |
} |
1914 |
|
1915 |
// Make a new session |
1916 |
return newSession(); |
1917 |
} |
1918 |
|
1919 |
|
1920 |
// Stop client... |
1921 |
void qsamplerMainForm::stopClient (void) |
1922 |
{ |
1923 |
if (m_pClient == NULL) |
1924 |
return; |
1925 |
|
1926 |
// Hard-notify device configuration form, |
1927 |
// if visible, that we're running out... |
1928 |
if (m_pDeviceForm && m_pDeviceForm->isVisible()) |
1929 |
m_pDeviceForm->setClient(NULL); |
1930 |
|
1931 |
// Log prepare here. |
1932 |
appendMessages(tr("Client disconnecting...")); |
1933 |
|
1934 |
// Clear timer counters... |
1935 |
stopSchedule(); |
1936 |
|
1937 |
// We'll reject drops from now on... |
1938 |
setAcceptDrops(false); |
1939 |
|
1940 |
// Force any channel strips around, but |
1941 |
// but avoid removing the corresponding |
1942 |
// channels from the back-end server. |
1943 |
m_iDirtyCount = 0; |
1944 |
closeSession(false); |
1945 |
|
1946 |
// Close us as a client... |
1947 |
lscp_client_destroy(m_pClient); |
1948 |
m_pClient = NULL; |
1949 |
|
1950 |
// Log final here. |
1951 |
appendMessages(tr("Client disconnected.")); |
1952 |
|
1953 |
// Make visible status. |
1954 |
stabilizeForm(); |
1955 |
} |
1956 |
|
1957 |
|
1958 |
// end of qsamplerMainForm.ui.h |