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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, 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 <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 "qsamplerMessages.h" |
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|
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#include "qsamplerChannelStrip.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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#if !defined(WIN32) |
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#include <unistd.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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#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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// 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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|
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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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// 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_status[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_status[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_status[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_status[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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// Delete recentfiles menu. |
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if (m_pRecentFilesMenu) |
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delete m_pRecentFilesMenu; |
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// Delete status item labels one by one. |
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if (m_status[QSAMPLER_STATUS_CLIENT]) |
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delete m_status[QSAMPLER_STATUS_CLIENT]; |
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if (m_status[QSAMPLER_STATUS_SERVER]) |
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delete m_status[QSAMPLER_STATUS_SERVER]; |
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if (m_status[QSAMPLER_STATUS_CHANNEL]) |
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delete m_status[QSAMPLER_STATUS_CHANNEL]; |
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if (m_status[QSAMPLER_STATUS_SESSION]) |
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delete m_status[QSAMPLER_STATUS_SESSION]; |
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|
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// Finally drop any widgets around... |
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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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#if defined(WIN32) |
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WSACleanup(); |
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#endif |
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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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// 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. |
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m_pOptions->loadWidgetGeometry(this); |
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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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// 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 main windows state. |
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m_pOptions->saveWidgetGeometry(this); |
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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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void qsamplerMainForm::dragEnterEvent ( QDragEnterEvent* pDragEnterEvent ) |
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{ |
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bool bAccept = false; |
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|
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if (QTextDrag::canDecode(pDragEnterEvent)) { |
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QString sUrl; |
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if (QTextDrag::decode(pDragEnterEvent, sUrl) && m_pClient) |
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bAccept = QFileInfo(QUrl(sUrl).path()).exists(); |
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} |
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|
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pDragEnterEvent->accept(bAccept); |
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} |
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|
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|
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void qsamplerMainForm::dropEvent ( QDropEvent* pDropEvent ) |
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{ |
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if (QTextDrag::canDecode(pDropEvent)) { |
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QString sUrl; |
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if (QTextDrag::decode(pDropEvent, sUrl) && closeSession(true)) |
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loadSessionFile(QUrl(sUrl).path()); |
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} |
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} |
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|
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|
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//------------------------------------------------------------------------- |
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// qsamplerMainForm -- Brainless public property accessors. |
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|
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// The global options settings property. |
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qsamplerOptions *qsamplerMainForm::options (void) |
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{ |
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return m_pOptions; |
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} |
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|
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// The LSCP client descriptor property. |
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lscp_client_t *qsamplerMainForm::client (void) |
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{ |
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return m_pClient; |
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} |
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|
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|
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//------------------------------------------------------------------------- |
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// qsamplerMainForm -- Session file stuff. |
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|
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// Format the displayable session filename. |
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QString qsamplerMainForm::sessionName ( const QString& sFilename ) |
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{ |
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bool bCompletePath = (m_pOptions && m_pOptions->bCompletePath); |
305 |
QString sSessionName = sFilename; |
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if (sSessionName.isEmpty()) |
307 |
sSessionName = tr("Untitled") + QString::number(m_iUntitled); |
308 |
else if (!bCompletePath) |
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sSessionName = QFileInfo(sSessionName).fileName(); |
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return sSessionName; |
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} |
312 |
|
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|
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// Create a new session file from scratch. |
315 |
bool qsamplerMainForm::newSession (void) |
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{ |
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// Check if we can do it. |
318 |
if (!closeSession(true)) |
319 |
return false; |
320 |
|
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// Ok increment untitled count. |
322 |
m_iUntitled++; |
323 |
|
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// Stabilize form. |
325 |
m_sFilename = QString::null; |
326 |
m_iDirtyCount = 0; |
327 |
appendMessages(tr("New session: \"%1\".").arg(sessionName(m_sFilename))); |
328 |
stabilizeForm(); |
329 |
|
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return true; |
331 |
} |
332 |
|
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|
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// Open an existing sampler session. |
335 |
bool qsamplerMainForm::openSession (void) |
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{ |
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if (m_pOptions == NULL) |
338 |
return false; |
339 |
|
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// Ask for the filename to open... |
341 |
QString sFilename = QFileDialog::getOpenFileName( |
342 |
m_pOptions->sSessionDir, // Start here. |
343 |
tr("LSCP Session files") + " (*.lscp)", // Filter (LSCP files) |
344 |
this, 0, // Parent and name (none) |
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tr("Open Session") // Caption. |
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); |
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|
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// Have we cancelled? |
349 |
if (sFilename.isEmpty()) |
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return false; |
351 |
|
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// Check if we're going to discard safely the current one... |
353 |
if (!closeSession(true)) |
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return false; |
355 |
|
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// Load it right away. |
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return loadSessionFile(sFilename); |
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} |
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|
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|
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// Save current sampler session with another name. |
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bool qsamplerMainForm::saveSession ( bool bPrompt ) |
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{ |
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if (m_pOptions == NULL) |
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return false; |
366 |
|
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QString sFilename = m_sFilename; |
368 |
|
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// Ask for the file to save, if there's none... |
370 |
if (bPrompt || sFilename.isEmpty()) { |
371 |
// If none is given, assume default directory. |
372 |
if (sFilename.isEmpty()) |
373 |
sFilename = m_pOptions->sSessionDir; |
374 |
// Prompt the guy... |
375 |
sFilename = QFileDialog::getSaveFileName( |
376 |
sFilename, // Start here. |
377 |
tr("LSCP Session files") + " (*.lscp)", // Filter (LSCP files) |
378 |
this, 0, // Parent and name (none) |
379 |
tr("Save Session") // Caption. |
380 |
); |
381 |
// Have we cancelled it? |
382 |
if (sFilename.isEmpty()) |
383 |
return false; |
384 |
// Enforce .lscp extension... |
385 |
if (QFileInfo(sFilename).extension().isEmpty()) |
386 |
sFilename += ".lscp"; |
387 |
// Check if already exists... |
388 |
if (sFilename != m_sFilename && QFileInfo(sFilename).exists()) { |
389 |
if (QMessageBox::warning(this, tr("Warning"), |
390 |
tr("The file already exists:\n\n" |
391 |
"\"%1\"\n\n" |
392 |
"Do you want to replace it?") |
393 |
.arg(sFilename), |
394 |
tr("Replace"), tr("Cancel")) > 0) |
395 |
return false; |
396 |
} |
397 |
} |
398 |
|
399 |
// Save it right away. |
400 |
return saveSessionFile(sFilename); |
401 |
} |
402 |
|
403 |
|
404 |
// Close current session. |
405 |
bool qsamplerMainForm::closeSession ( bool bForce ) |
406 |
{ |
407 |
bool bClose = true; |
408 |
|
409 |
// Are we dirty enough to prompt it? |
410 |
if (m_iDirtyCount > 0) { |
411 |
switch (QMessageBox::warning(this, tr("Warning"), |
412 |
tr("The current session has been changed:\n\n" |
413 |
"\"%1\"\n\n" |
414 |
"Do you want to save the changes?") |
415 |
.arg(sessionName(m_sFilename)), |
416 |
tr("Save"), tr("Discard"), tr("Cancel"))) { |
417 |
case 0: // Save... |
418 |
bClose = saveSession(false); |
419 |
// Fall thru.... |
420 |
case 1: // Discard |
421 |
break; |
422 |
default: // Cancel. |
423 |
bClose = false; |
424 |
break; |
425 |
} |
426 |
} |
427 |
|
428 |
// If we may close it, dot it. |
429 |
if (bClose) { |
430 |
// Remove all channel strips from sight... |
431 |
m_pWorkspace->setUpdatesEnabled(false); |
432 |
QWidgetList wlist = m_pWorkspace->windowList(); |
433 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
434 |
qsamplerChannelStrip *pChannel = (qsamplerChannelStrip *) wlist.at(iChannel); |
435 |
if (bForce && ::lscp_remove_channel(m_pClient, pChannel->channelID()) != LSCP_OK) |
436 |
appendMessagesClient("lscp_remove_channel"); |
437 |
delete pChannel; |
438 |
} |
439 |
m_pWorkspace->setUpdatesEnabled(true); |
440 |
// We're now clean, for sure. |
441 |
m_iDirtyCount = 0; |
442 |
} |
443 |
|
444 |
return bClose; |
445 |
} |
446 |
|
447 |
|
448 |
// Load a session from specific file path. |
449 |
bool qsamplerMainForm::loadSessionFile ( const QString& sFilename ) |
450 |
{ |
451 |
if (m_pClient == NULL) |
452 |
return false; |
453 |
|
454 |
// Open and read from real file. |
455 |
QFile file(sFilename); |
456 |
if (!file.open(IO_ReadOnly)) { |
457 |
appendMessagesError(tr("Could not open \"%1\" session file.\n\nSorry.").arg(sFilename)); |
458 |
return false; |
459 |
} |
460 |
|
461 |
// Read the file. |
462 |
int iErrors = 0; |
463 |
QTextStream ts(&file); |
464 |
while (!ts.atEnd()) { |
465 |
// Read the line. |
466 |
QString sCommand = ts.readLine().simplifyWhiteSpace(); |
467 |
// If not empty, nor a comment, call the server... |
468 |
if (!sCommand.isEmpty() && sCommand[0] != '#') { |
469 |
appendMessagesColor(sCommand, "#996633"); |
470 |
// Remember that, no matter what, |
471 |
// all LSCP commands are CR/LF terminated. |
472 |
sCommand += "\r\n"; |
473 |
if (::lscp_client_query(m_pClient, sCommand.latin1()) != LSCP_OK) { |
474 |
appendMessagesClient("lscp_client_query"); |
475 |
iErrors++; |
476 |
} |
477 |
} |
478 |
// Try to make it snappy :) |
479 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
480 |
} |
481 |
|
482 |
// Ok. we've read it. |
483 |
file.close(); |
484 |
|
485 |
// Have we any errors? |
486 |
if (iErrors > 0) |
487 |
appendMessagesError(tr("Some setttings could not be loaded\nfrom \"%1\" session file.\n\nSorry.").arg(sFilename)); |
488 |
|
489 |
// Now we'll try to create the whole GUI session. |
490 |
int iChannels = ::lscp_get_channels(m_pClient); |
491 |
if (iChannels < 0) { |
492 |
appendMessagesClient("lscp_get_channels"); |
493 |
appendMessagesError(tr("Could not get current number of channels.\n\nSorry.")); |
494 |
} |
495 |
|
496 |
// Try to (re)create each channel. |
497 |
m_pWorkspace->setUpdatesEnabled(false); |
498 |
for (int iChannelID = 0; iChannelID < iChannels; iChannelID++) { |
499 |
createChannel(iChannelID, false); |
500 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
501 |
} |
502 |
m_pWorkspace->setUpdatesEnabled(true); |
503 |
|
504 |
// Save as default session directory. |
505 |
if (m_pOptions) |
506 |
m_pOptions->sSessionDir = QFileInfo(sFilename).dirPath(true); |
507 |
// We're not dirty anymore. |
508 |
m_iDirtyCount = 0; |
509 |
// Stabilize form... |
510 |
m_sFilename = sFilename; |
511 |
updateRecentFiles(sFilename); |
512 |
appendMessages(tr("Open session: \"%1\".").arg(sessionName(m_sFilename))); |
513 |
stabilizeForm(); |
514 |
return true; |
515 |
} |
516 |
|
517 |
|
518 |
// Save current session to specific file path. |
519 |
bool qsamplerMainForm::saveSessionFile ( const QString& sFilename ) |
520 |
{ |
521 |
// Open and write into real file. |
522 |
QFile file(sFilename); |
523 |
if (!file.open(IO_WriteOnly | IO_Truncate)) { |
524 |
appendMessagesError(tr("Could not open \"%1\" session file.\n\nSorry.").arg(sFilename)); |
525 |
return false; |
526 |
} |
527 |
|
528 |
// Write the file. |
529 |
int iErrors = 0; |
530 |
QTextStream ts(&file); |
531 |
ts << "# " << QSAMPLER_TITLE " - " << tr(QSAMPLER_SUBTITLE) << endl; |
532 |
ts << "# " << tr("Version") |
533 |
<< ": " QSAMPLER_VERSION << endl; |
534 |
ts << "# " << tr("Build") |
535 |
<< ": " __DATE__ " " __TIME__ << endl; |
536 |
ts << "#" << endl; |
537 |
ts << "# " << tr("File") |
538 |
<< ": " << QFileInfo(sFilename).fileName() << endl; |
539 |
ts << "# " << tr("Date") |
540 |
<< ": " << QDate::currentDate().toString("MMMM dd yyyy") |
541 |
<< " " << QTime::currentTime().toString("hh:mm:ss") << endl; |
542 |
ts << "#" << endl; |
543 |
ts << endl; |
544 |
QWidgetList wlist = m_pWorkspace->windowList(); |
545 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
546 |
qsamplerChannelStrip *pChannel = (qsamplerChannelStrip *) wlist.at(iChannel); |
547 |
int iChannelID = pChannel->channelID(); |
548 |
ts << "# " << pChannel->caption() << endl; |
549 |
ts << "ADD CHANNEL" << endl; |
550 |
ts << "LOAD ENGINE " << pChannel->engineName() << " " << iChannelID << endl; |
551 |
ts << "SET CHANNEL MIDI_INPUT_TYPE " << iChannelID << " " << pChannel->midiDriver() << endl; |
552 |
ts << "SET CHANNEL MIDI_INPUT_PORT " << iChannelID << " " << pChannel->midiPort() << endl; |
553 |
ts << "SET CHANNEL MIDI_INPUT_CHANNEL " << iChannelID << " " << pChannel->midiChannel() << endl; |
554 |
ts << "SET CHANNEL AUDIO_OUTPUT_TYPE " << iChannelID << " " << pChannel->audioDriver() << endl; |
555 |
ts << "SET CHANNEL VOLUME " << iChannelID << " " << pChannel->volume() << endl; |
556 |
ts << "LOAD INSTRUMENT " << pChannel->instrumentFile() << " " << pChannel->instrumentNr() << " " << iChannelID << endl; |
557 |
ts << endl; |
558 |
// Try to keep it snappy :) |
559 |
QApplication::eventLoop()->processEvents(QEventLoop::ExcludeUserInput); |
560 |
} |
561 |
|
562 |
// Ok. we've wrote it. |
563 |
file.close(); |
564 |
|
565 |
// Have we any errors? |
566 |
if (iErrors > 0) |
567 |
appendMessagesError(tr("Some settings could not be saved\nto \"%1\" session file.\n\nSorry.").arg(sFilename)); |
568 |
|
569 |
// Save as default session directory. |
570 |
if (m_pOptions) |
571 |
m_pOptions->sSessionDir = QFileInfo(sFilename).dirPath(true); |
572 |
// We're not dirty anymore. |
573 |
m_iDirtyCount = 0; |
574 |
// Stabilize form... |
575 |
m_sFilename = sFilename; |
576 |
updateRecentFiles(sFilename); |
577 |
appendMessages(tr("Save session: \"%1\".").arg(sessionName(m_sFilename))); |
578 |
stabilizeForm(); |
579 |
return true; |
580 |
} |
581 |
|
582 |
|
583 |
//------------------------------------------------------------------------- |
584 |
// qsamplerMainForm -- File Action slots. |
585 |
|
586 |
// Create a new sampler session. |
587 |
void qsamplerMainForm::fileNew (void) |
588 |
{ |
589 |
// Of course we'll start clean new. |
590 |
newSession(); |
591 |
} |
592 |
|
593 |
|
594 |
// Open an existing sampler session. |
595 |
void qsamplerMainForm::fileOpen (void) |
596 |
{ |
597 |
// Open it right away. |
598 |
openSession(); |
599 |
} |
600 |
|
601 |
|
602 |
// Open a recent file session. |
603 |
void qsamplerMainForm::fileOpenRecent ( int iIndex ) |
604 |
{ |
605 |
// Check if we can safely close the current session... |
606 |
if (m_pOptions && closeSession(true)) { |
607 |
QString sFilename = m_pOptions->recentFiles[iIndex]; |
608 |
loadSessionFile(sFilename); |
609 |
} |
610 |
} |
611 |
|
612 |
|
613 |
// Save current sampler session. |
614 |
void qsamplerMainForm::fileSave (void) |
615 |
{ |
616 |
// Save it right away. |
617 |
saveSession(false); |
618 |
} |
619 |
|
620 |
|
621 |
// Save current sampler session with another name. |
622 |
void qsamplerMainForm::fileSaveAs (void) |
623 |
{ |
624 |
// Save it right away, maybe with another name. |
625 |
saveSession(true); |
626 |
} |
627 |
|
628 |
|
629 |
// Restart the client/server instance. |
630 |
void qsamplerMainForm::fileRestart (void) |
631 |
{ |
632 |
if (m_pOptions == NULL) |
633 |
return; |
634 |
|
635 |
bool bRestart = true; |
636 |
|
637 |
// Ask user whether he/she want's a complete restart... |
638 |
// (if we're currently up and running) |
639 |
if (bRestart && m_pClient) { |
640 |
bRestart = (QMessageBox::warning(this, tr("Warning"), |
641 |
tr("New settings will be effective after\n" |
642 |
"restarting the client/server connection.\n\n" |
643 |
"Please note that this operation may cause\n" |
644 |
"temporary MIDI and Audio disruption\n\n" |
645 |
"Do you want to restart the connection now?"), |
646 |
tr("Restart"), tr("Cancel")) == 0); |
647 |
} |
648 |
|
649 |
// Are we still for it? |
650 |
if (bRestart && closeSession(true)) { |
651 |
// Stop server, it will force the client too. |
652 |
stopServer(); |
653 |
// Reschedule a restart... |
654 |
startSchedule(m_pOptions->iStartDelay); |
655 |
} |
656 |
} |
657 |
|
658 |
|
659 |
// Exit application program. |
660 |
void qsamplerMainForm::fileExit (void) |
661 |
{ |
662 |
// Go for close the whole thing. |
663 |
close(); |
664 |
} |
665 |
|
666 |
|
667 |
//------------------------------------------------------------------------- |
668 |
// qsamplerMainForm -- Edit Action slots. |
669 |
|
670 |
// Add a new sampler channel. |
671 |
void qsamplerMainForm::editAddChannel (void) |
672 |
{ |
673 |
if (m_pClient == NULL) |
674 |
return; |
675 |
|
676 |
// Create the new sampler channel. |
677 |
int iChannelID = ::lscp_add_channel(m_pClient); |
678 |
if (iChannelID < 0) { |
679 |
appendMessagesClient("lscp_add_channel"); |
680 |
appendMessagesError(tr("Could not create the new channel.\n\nSorry.")); |
681 |
return; |
682 |
} |
683 |
|
684 |
// Log this happening. |
685 |
appendMessages(tr("Channel %1 created.").arg(iChannelID)); |
686 |
|
687 |
// Just create the channel strip with given id. |
688 |
createChannel(iChannelID, true); |
689 |
|
690 |
// We'll be dirty, for sure... |
691 |
m_iDirtyCount++; |
692 |
// Stabilize form anyway. |
693 |
stabilizeForm(); |
694 |
} |
695 |
|
696 |
|
697 |
// Remove current sampler channel. |
698 |
void qsamplerMainForm::editRemoveChannel (void) |
699 |
{ |
700 |
if (m_pClient == NULL) |
701 |
return; |
702 |
|
703 |
qsamplerChannelStrip *pChannel = activeChannel(); |
704 |
if (pChannel == NULL) |
705 |
return; |
706 |
|
707 |
// Prompt user if he/she's sure about this... |
708 |
if (m_pOptions && m_pOptions->bConfirmRemove) { |
709 |
if (QMessageBox::warning(this, tr("Warning"), |
710 |
tr("About to remove channel:\n\n" |
711 |
"%1\n\n" |
712 |
"Are you sure?") |
713 |
.arg(pChannel->caption()), |
714 |
tr("OK"), tr("Cancel")) > 0) |
715 |
return; |
716 |
} |
717 |
|
718 |
// Remove the existing sampler channel. |
719 |
if (::lscp_remove_channel(m_pClient, pChannel->channelID()) != LSCP_OK) { |
720 |
appendMessagesClient("lscp_remove_channel"); |
721 |
appendMessagesError(tr("Could not remove channel.\n\nSorry.")); |
722 |
return; |
723 |
} |
724 |
|
725 |
// Log this happening. |
726 |
appendMessages(tr("Channel %1 removed.").arg(pChannel->channelID())); |
727 |
|
728 |
// Just delete the channel strip. |
729 |
delete pChannel; |
730 |
// Do we auto-arrange? |
731 |
if (m_pOptions && m_pOptions->bAutoArrange) |
732 |
channelsArrange(); |
733 |
|
734 |
// We'll be dirty, for sure... |
735 |
m_iDirtyCount++; |
736 |
stabilizeForm(); |
737 |
} |
738 |
|
739 |
|
740 |
// Setup current sampler channel. |
741 |
void qsamplerMainForm::editSetupChannel (void) |
742 |
{ |
743 |
if (m_pClient == NULL) |
744 |
return; |
745 |
|
746 |
qsamplerChannelStrip *pChannel = activeChannel(); |
747 |
if (pChannel == NULL) |
748 |
return; |
749 |
|
750 |
// Just invoque the channel strip procedure. |
751 |
pChannel->channelSetup(); |
752 |
} |
753 |
|
754 |
|
755 |
// Reset current sampler channel. |
756 |
void qsamplerMainForm::editResetChannel (void) |
757 |
{ |
758 |
if (m_pClient == NULL) |
759 |
return; |
760 |
|
761 |
qsamplerChannelStrip *pChannel = activeChannel(); |
762 |
if (pChannel == NULL) |
763 |
return; |
764 |
|
765 |
// Remove the existing sampler channel. |
766 |
if (::lscp_reset_channel(m_pClient, pChannel->channelID()) != LSCP_OK) { |
767 |
appendMessagesClient("lscp_reset_channel"); |
768 |
appendMessagesError(tr("Could not reset channel.\n\nSorry.")); |
769 |
return; |
770 |
} |
771 |
|
772 |
// Log this. |
773 |
appendMessages(tr("Channel %1 reset.").arg(pChannel->channelID())); |
774 |
|
775 |
// Refresh channel strip info. |
776 |
pChannel->updateChannelInfo(); |
777 |
} |
778 |
|
779 |
|
780 |
//------------------------------------------------------------------------- |
781 |
// qsamplerMainForm -- View Action slots. |
782 |
|
783 |
// Show/hide the main program window menubar. |
784 |
void qsamplerMainForm::viewMenubar ( bool bOn ) |
785 |
{ |
786 |
if (bOn) |
787 |
MenuBar->show(); |
788 |
else |
789 |
MenuBar->hide(); |
790 |
} |
791 |
|
792 |
|
793 |
// Show/hide the main program window toolbar. |
794 |
void qsamplerMainForm::viewToolbar ( bool bOn ) |
795 |
{ |
796 |
if (bOn) { |
797 |
fileToolbar->show(); |
798 |
editToolbar->show(); |
799 |
channelsToolbar->show(); |
800 |
} else { |
801 |
fileToolbar->hide(); |
802 |
editToolbar->hide(); |
803 |
channelsToolbar->hide(); |
804 |
} |
805 |
} |
806 |
|
807 |
|
808 |
// Show/hide the main program window statusbar. |
809 |
void qsamplerMainForm::viewStatusbar ( bool bOn ) |
810 |
{ |
811 |
if (bOn) |
812 |
statusBar()->show(); |
813 |
else |
814 |
statusBar()->hide(); |
815 |
} |
816 |
|
817 |
|
818 |
// Show/hide the messages window logger. |
819 |
void qsamplerMainForm::viewMessages ( bool bOn ) |
820 |
{ |
821 |
if (bOn) |
822 |
m_pMessages->show(); |
823 |
else |
824 |
m_pMessages->hide(); |
825 |
} |
826 |
|
827 |
|
828 |
// Show options dialog. |
829 |
void qsamplerMainForm::viewOptions (void) |
830 |
{ |
831 |
if (m_pOptions == NULL) |
832 |
return; |
833 |
|
834 |
qsamplerOptionsForm *pOptionsForm = new qsamplerOptionsForm(this); |
835 |
if (pOptionsForm) { |
836 |
// Check out some initial nullities(tm)... |
837 |
qsamplerChannelStrip *pChannel = activeChannel(); |
838 |
if (m_pOptions->sDisplayFont.isEmpty() && pChannel) |
839 |
m_pOptions->sDisplayFont = pChannel->displayFont().toString(); |
840 |
if (m_pOptions->sMessagesFont.isEmpty() && m_pMessages) |
841 |
m_pOptions->sMessagesFont = m_pMessages->messagesFont().toString(); |
842 |
// To track down deferred or immediate changes. |
843 |
QString sOldServerHost = m_pOptions->sServerHost; |
844 |
int iOldServerPort = m_pOptions->iServerPort; |
845 |
int iOldServerTimeout = m_pOptions->iServerTimeout; |
846 |
bool bOldServerStart = m_pOptions->bServerStart; |
847 |
QString sOldServerCmdLine = m_pOptions->sServerCmdLine; |
848 |
QString sOldDisplayFont = m_pOptions->sDisplayFont; |
849 |
QString sOldMessagesFont = m_pOptions->sMessagesFont; |
850 |
bool bOldStdoutCapture = m_pOptions->bStdoutCapture; |
851 |
int bOldMessagesLimit = m_pOptions->bMessagesLimit; |
852 |
int iOldMessagesLimitLines = m_pOptions->iMessagesLimitLines; |
853 |
bool bOldCompletePath = m_pOptions->bCompletePath; |
854 |
int iOldMaxRecentFiles = m_pOptions->iMaxRecentFiles; |
855 |
// Load the current setup settings. |
856 |
pOptionsForm->setup(m_pOptions); |
857 |
// Show the setup dialog... |
858 |
if (pOptionsForm->exec()) { |
859 |
// Warn if something will be only effective on next run. |
860 |
if (( bOldStdoutCapture && !m_pOptions->bStdoutCapture) || |
861 |
(!bOldStdoutCapture && m_pOptions->bStdoutCapture)) { |
862 |
QMessageBox::information(this, tr("Information"), |
863 |
tr("Some settings may be only effective\n" |
864 |
"next time you start this program."), tr("OK")); |
865 |
updateMessagesCapture(); |
866 |
} |
867 |
// Check wheather something immediate has changed. |
868 |
if (( bOldCompletePath && !m_pOptions->bCompletePath) || |
869 |
(!bOldCompletePath && m_pOptions->bCompletePath) || |
870 |
(iOldMaxRecentFiles != m_pOptions->iMaxRecentFiles)) |
871 |
updateRecentFilesMenu(); |
872 |
if (sOldDisplayFont != m_pOptions->sDisplayFont) |
873 |
updateDisplayFont(); |
874 |
if (sOldMessagesFont != m_pOptions->sMessagesFont) |
875 |
updateMessagesFont(); |
876 |
if (( bOldMessagesLimit && !m_pOptions->bMessagesLimit) || |
877 |
(!bOldMessagesLimit && m_pOptions->bMessagesLimit) || |
878 |
(iOldMessagesLimitLines != m_pOptions->iMessagesLimitLines)) |
879 |
updateMessagesLimit(); |
880 |
// And now the main thing, whether we'll do client/server recycling? |
881 |
if ((sOldServerHost != m_pOptions->sServerHost) || |
882 |
(iOldServerPort != m_pOptions->iServerPort) || |
883 |
(iOldServerTimeout != m_pOptions->iServerTimeout) || |
884 |
( bOldServerStart && !m_pOptions->bServerStart) || |
885 |
(!bOldServerStart && m_pOptions->bServerStart) || |
886 |
(sOldServerCmdLine != m_pOptions->sServerCmdLine && m_pOptions->bServerStart)) |
887 |
fileRestart(); |
888 |
} |
889 |
// Done. |
890 |
delete pOptionsForm; |
891 |
} |
892 |
|
893 |
// This makes it. |
894 |
stabilizeForm(); |
895 |
} |
896 |
|
897 |
|
898 |
//------------------------------------------------------------------------- |
899 |
// qsamplerMainForm -- Channels action slots. |
900 |
|
901 |
// Arrange channel strips. |
902 |
void qsamplerMainForm::channelsArrange (void) |
903 |
{ |
904 |
// Full width vertical tiling |
905 |
QWidgetList wlist = m_pWorkspace->windowList(); |
906 |
if (wlist.isEmpty()) |
907 |
return; |
908 |
|
909 |
m_pWorkspace->setUpdatesEnabled(false); |
910 |
int y = 0; |
911 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
912 |
qsamplerChannelStrip *pChannel = (qsamplerChannelStrip *) wlist.at(iChannel); |
913 |
/* if (pChannel->testWState(WState_Maximized | WState_Minimized)) { |
914 |
// Prevent flicker... |
915 |
pChannel->hide(); |
916 |
pChannel->showNormal(); |
917 |
} */ |
918 |
pChannel->adjustSize(); |
919 |
int iWidth = m_pWorkspace->width(); |
920 |
if (iWidth < pChannel->width()) |
921 |
iWidth = pChannel->width(); |
922 |
// int iHeight = pChannel->height() + pChannel->parentWidget()->baseSize().height(); |
923 |
int iHeight = pChannel->parentWidget()->frameGeometry().height(); |
924 |
pChannel->parentWidget()->setGeometry(0, y, iWidth, iHeight); |
925 |
y += iHeight; |
926 |
} |
927 |
m_pWorkspace->setUpdatesEnabled(true); |
928 |
|
929 |
stabilizeForm(); |
930 |
} |
931 |
|
932 |
|
933 |
// Auto-arrange channel strips. |
934 |
void qsamplerMainForm::channelsAutoArrange ( bool bOn ) |
935 |
{ |
936 |
if (m_pOptions == NULL) |
937 |
return; |
938 |
|
939 |
// Toggle the auto-arrange flag. |
940 |
m_pOptions->bAutoArrange = bOn; |
941 |
|
942 |
// If on, update whole workspace... |
943 |
if (m_pOptions->bAutoArrange) |
944 |
channelsArrange(); |
945 |
} |
946 |
|
947 |
|
948 |
//------------------------------------------------------------------------- |
949 |
// qsamplerMainForm -- Help Action slots. |
950 |
|
951 |
// Show information about the Qt toolkit. |
952 |
void qsamplerMainForm::helpAboutQt (void) |
953 |
{ |
954 |
QMessageBox::aboutQt(this); |
955 |
} |
956 |
|
957 |
|
958 |
// Show information about application program. |
959 |
void qsamplerMainForm::helpAbout (void) |
960 |
{ |
961 |
// Stuff the about box text... |
962 |
QString sText = "<p>\n"; |
963 |
sText += "<b>" QSAMPLER_TITLE " - " + tr(QSAMPLER_SUBTITLE) + "</b><br />\n"; |
964 |
sText += "<br />\n"; |
965 |
sText += tr("Version") + ": <b>" QSAMPLER_VERSION "</b><br />\n"; |
966 |
sText += "<small>" + tr("Build") + ": " __DATE__ " " __TIME__ "</small><br />\n"; |
967 |
#ifdef CONFIG_DEBUG |
968 |
sText += "<small><font color=\"red\">"; |
969 |
sText += tr("Debugging option enabled."); |
970 |
sText += "</font></small><br />"; |
971 |
#endif |
972 |
sText += "<br />\n"; |
973 |
sText += tr("Using") + ": "; |
974 |
sText += ::lscp_client_package(); |
975 |
sText += " "; |
976 |
sText += ::lscp_client_version(); |
977 |
sText += "<br />\n"; |
978 |
sText += "<br />\n"; |
979 |
sText += tr("Website") + ": <a href=\"" QSAMPLER_WEBSITE "\">" QSAMPLER_WEBSITE "</a><br />\n"; |
980 |
sText += "<br />\n"; |
981 |
sText += "<small>"; |
982 |
sText += QSAMPLER_COPYRIGHT "<br />\n"; |
983 |
sText += "<br />\n"; |
984 |
sText += tr("This program is free software; you can redistribute it and/or modify it") + "<br />\n"; |
985 |
sText += tr("under the terms of the GNU General Public License version 2 or later."); |
986 |
sText += "</small>"; |
987 |
sText += "</p>\n"; |
988 |
|
989 |
QMessageBox::about(this, tr("About") + " " QSAMPLER_TITLE, sText); |
990 |
} |
991 |
|
992 |
|
993 |
//------------------------------------------------------------------------- |
994 |
// qsamplerMainForm -- Main window stabilization. |
995 |
|
996 |
void qsamplerMainForm::stabilizeForm (void) |
997 |
{ |
998 |
// Update the main application caption... |
999 |
QString sSessioName = sessionName(m_sFilename); |
1000 |
if (m_iDirtyCount > 0) |
1001 |
sSessioName += '*'; |
1002 |
setCaption(tr(QSAMPLER_TITLE " - [%1]").arg(sSessioName)); |
1003 |
|
1004 |
// Update the main menu state... |
1005 |
qsamplerChannelStrip *pChannel = activeChannel(); |
1006 |
bool bHasClient = (m_pOptions != NULL && m_pClient != NULL); |
1007 |
bool bHasChannel = (bHasClient && pChannel != NULL); |
1008 |
fileNewAction->setEnabled(bHasClient); |
1009 |
fileOpenAction->setEnabled(bHasClient); |
1010 |
fileSaveAction->setEnabled(bHasClient && m_iDirtyCount > 0); |
1011 |
fileSaveAsAction->setEnabled(bHasClient); |
1012 |
fileRestartAction->setEnabled(bHasClient || m_pServer == NULL); |
1013 |
editAddChannelAction->setEnabled(bHasClient); |
1014 |
editRemoveChannelAction->setEnabled(bHasChannel); |
1015 |
editSetupChannelAction->setEnabled(bHasChannel); |
1016 |
editResetChannelAction->setEnabled(bHasChannel); |
1017 |
channelsArrangeAction->setEnabled(bHasChannel); |
1018 |
viewMessagesAction->setOn(m_pMessages && m_pMessages->isVisible()); |
1019 |
|
1020 |
// Client/Server status... |
1021 |
if (bHasClient) { |
1022 |
m_status[QSAMPLER_STATUS_CLIENT]->setText(tr("Connected")); |
1023 |
m_status[QSAMPLER_STATUS_SERVER]->setText(m_pOptions->sServerHost + ":" + QString::number(m_pOptions->iServerPort)); |
1024 |
} else { |
1025 |
m_status[QSAMPLER_STATUS_CLIENT]->clear(); |
1026 |
m_status[QSAMPLER_STATUS_SERVER]->clear(); |
1027 |
} |
1028 |
// Channel status... |
1029 |
if (bHasChannel) |
1030 |
m_status[QSAMPLER_STATUS_CHANNEL]->setText(pChannel->caption()); |
1031 |
else |
1032 |
m_status[QSAMPLER_STATUS_CHANNEL]->clear(); |
1033 |
// Session status... |
1034 |
if (m_iDirtyCount > 0) |
1035 |
m_status[QSAMPLER_STATUS_SESSION]->setText(tr("MOD")); |
1036 |
else |
1037 |
m_status[QSAMPLER_STATUS_SESSION]->clear(); |
1038 |
|
1039 |
// Recent files menu. |
1040 |
m_pRecentFilesMenu->setEnabled(bHasClient && m_pOptions->recentFiles.count() > 0); |
1041 |
|
1042 |
// Always make the latest message visible. |
1043 |
if (m_pMessages) |
1044 |
m_pMessages->scrollToBottom(); |
1045 |
} |
1046 |
|
1047 |
|
1048 |
// Channel change receiver slot. |
1049 |
void qsamplerMainForm::channelChanged( qsamplerChannelStrip * ) |
1050 |
{ |
1051 |
// Just mark the dirty form. |
1052 |
m_iDirtyCount++; |
1053 |
// and update the form status... |
1054 |
stabilizeForm(); |
1055 |
} |
1056 |
|
1057 |
|
1058 |
// Update the recent files list and menu. |
1059 |
void qsamplerMainForm::updateRecentFiles ( const QString& sFilename ) |
1060 |
{ |
1061 |
if (m_pOptions == NULL) |
1062 |
return; |
1063 |
|
1064 |
// Remove from list if already there (avoid duplicates) |
1065 |
QStringList::Iterator iter = m_pOptions->recentFiles.find(sFilename); |
1066 |
if (iter != m_pOptions->recentFiles.end()) |
1067 |
m_pOptions->recentFiles.remove(iter); |
1068 |
// Put it to front... |
1069 |
m_pOptions->recentFiles.push_front(sFilename); |
1070 |
|
1071 |
// May update the menu. |
1072 |
updateRecentFilesMenu(); |
1073 |
} |
1074 |
|
1075 |
|
1076 |
// Update the recent files list and menu. |
1077 |
void qsamplerMainForm::updateRecentFilesMenu (void) |
1078 |
{ |
1079 |
if (m_pOptions == NULL) |
1080 |
return; |
1081 |
|
1082 |
// Time to keep the list under limits. |
1083 |
int iRecentFiles = m_pOptions->recentFiles.count(); |
1084 |
while (iRecentFiles > m_pOptions->iMaxRecentFiles) { |
1085 |
m_pOptions->recentFiles.pop_back(); |
1086 |
iRecentFiles--; |
1087 |
} |
1088 |
|
1089 |
// rebuild the recent files menu... |
1090 |
m_pRecentFilesMenu->clear(); |
1091 |
for (int i = 0; i < iRecentFiles; i++) { |
1092 |
const QString& sFilename = m_pOptions->recentFiles[i]; |
1093 |
if (QFileInfo(sFilename).exists()) { |
1094 |
m_pRecentFilesMenu->insertItem(QString("&%1 %2") |
1095 |
.arg(i + 1).arg(sessionName(sFilename)), |
1096 |
this, SLOT(fileOpenRecent(int)), 0, i); |
1097 |
} |
1098 |
} |
1099 |
} |
1100 |
|
1101 |
|
1102 |
// Force update of the channels display font. |
1103 |
void qsamplerMainForm::updateDisplayFont (void) |
1104 |
{ |
1105 |
if (m_pOptions == NULL) |
1106 |
return; |
1107 |
|
1108 |
// Check if display font is legal. |
1109 |
if (m_pOptions->sDisplayFont.isEmpty()) |
1110 |
return; |
1111 |
// Realize it. |
1112 |
QFont font; |
1113 |
if (!font.fromString(m_pOptions->sDisplayFont)) |
1114 |
return; |
1115 |
|
1116 |
// Full channel list update... |
1117 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1118 |
if (wlist.isEmpty()) |
1119 |
return; |
1120 |
|
1121 |
m_pWorkspace->setUpdatesEnabled(false); |
1122 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1123 |
qsamplerChannelStrip *pChannel = (qsamplerChannelStrip *) wlist.at(iChannel); |
1124 |
pChannel->setDisplayFont(font); |
1125 |
} |
1126 |
m_pWorkspace->setUpdatesEnabled(true); |
1127 |
} |
1128 |
|
1129 |
|
1130 |
//------------------------------------------------------------------------- |
1131 |
// qsamplerMainForm -- Messages window form handlers. |
1132 |
|
1133 |
// Messages output methods. |
1134 |
void qsamplerMainForm::appendMessages( const QString& s ) |
1135 |
{ |
1136 |
if (m_pMessages) |
1137 |
m_pMessages->appendMessages(s); |
1138 |
|
1139 |
statusBar()->message(s, 3000); |
1140 |
} |
1141 |
|
1142 |
void qsamplerMainForm::appendMessagesColor( const QString& s, const QString& c ) |
1143 |
{ |
1144 |
if (m_pMessages) |
1145 |
m_pMessages->appendMessagesColor(s, c); |
1146 |
|
1147 |
statusBar()->message(s, 3000); |
1148 |
} |
1149 |
|
1150 |
void qsamplerMainForm::appendMessagesText( const QString& s ) |
1151 |
{ |
1152 |
if (m_pMessages) |
1153 |
m_pMessages->appendMessagesText(s); |
1154 |
} |
1155 |
|
1156 |
void qsamplerMainForm::appendMessagesError( const QString& s ) |
1157 |
{ |
1158 |
if (m_pMessages) |
1159 |
m_pMessages->show(); |
1160 |
|
1161 |
appendMessagesColor(s.simplifyWhiteSpace(), "#ff0000"); |
1162 |
|
1163 |
QMessageBox::critical(this, tr("Error"), s, tr("Cancel")); |
1164 |
} |
1165 |
|
1166 |
|
1167 |
// This is a special message format, just for client results. |
1168 |
void qsamplerMainForm::appendMessagesClient( const QString& s ) |
1169 |
{ |
1170 |
if (m_pClient == NULL) |
1171 |
return; |
1172 |
|
1173 |
appendMessagesColor(s + QString(": %1 (errno=%2)") |
1174 |
.arg(::lscp_client_get_result(m_pClient)) |
1175 |
.arg(::lscp_client_get_errno(m_pClient)), "#996666"); |
1176 |
} |
1177 |
|
1178 |
|
1179 |
// Force update of the messages font. |
1180 |
void qsamplerMainForm::updateMessagesFont (void) |
1181 |
{ |
1182 |
if (m_pOptions == NULL) |
1183 |
return; |
1184 |
|
1185 |
if (m_pMessages && !m_pOptions->sMessagesFont.isEmpty()) { |
1186 |
QFont font; |
1187 |
if (font.fromString(m_pOptions->sMessagesFont)) |
1188 |
m_pMessages->setMessagesFont(font); |
1189 |
} |
1190 |
} |
1191 |
|
1192 |
|
1193 |
// Update messages window line limit. |
1194 |
void qsamplerMainForm::updateMessagesLimit (void) |
1195 |
{ |
1196 |
if (m_pOptions == NULL) |
1197 |
return; |
1198 |
|
1199 |
if (m_pMessages) { |
1200 |
if (m_pOptions->bMessagesLimit) |
1201 |
m_pMessages->setMessagesLimit(m_pOptions->iMessagesLimitLines); |
1202 |
else |
1203 |
m_pMessages->setMessagesLimit(0); |
1204 |
} |
1205 |
} |
1206 |
|
1207 |
|
1208 |
// Enablement of the messages capture feature. |
1209 |
void qsamplerMainForm::updateMessagesCapture (void) |
1210 |
{ |
1211 |
if (m_pOptions == NULL) |
1212 |
return; |
1213 |
|
1214 |
if (m_pMessages) |
1215 |
m_pMessages->setCaptureEnabled(m_pOptions->bStdoutCapture); |
1216 |
} |
1217 |
|
1218 |
|
1219 |
//------------------------------------------------------------------------- |
1220 |
// qsamplerMainForm -- MDI channel strip management. |
1221 |
|
1222 |
// The channel strip creation executive. |
1223 |
void qsamplerMainForm::createChannel ( int iChannelID, bool bPrompt ) |
1224 |
{ |
1225 |
if (m_pClient == NULL) |
1226 |
return; |
1227 |
|
1228 |
// Prepare for auto-arrange? |
1229 |
qsamplerChannelStrip *pChannel = NULL; |
1230 |
int y = 0; |
1231 |
if (m_pOptions && m_pOptions->bAutoArrange) { |
1232 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1233 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1234 |
pChannel = (qsamplerChannelStrip *) wlist.at(iChannel); |
1235 |
// y += pChannel->height() + pChannel->parentWidget()->baseSize().height(); |
1236 |
y += pChannel->parentWidget()->frameGeometry().height(); |
1237 |
} |
1238 |
} |
1239 |
|
1240 |
// Add a new channel itema... |
1241 |
WFlags wflags = Qt::WStyle_Customize | Qt::WStyle_Tool | Qt::WStyle_Title | Qt::WStyle_NoBorder; |
1242 |
pChannel = new qsamplerChannelStrip(m_pWorkspace, 0, wflags); |
1243 |
pChannel->setup(this, iChannelID); |
1244 |
// We'll need a display font. |
1245 |
QFont font; |
1246 |
if (m_pOptions && font.fromString(m_pOptions->sDisplayFont)) |
1247 |
pChannel->setDisplayFont(font); |
1248 |
// Track channel setup changes. |
1249 |
QObject::connect(pChannel, SIGNAL(channelChanged(qsamplerChannelStrip *)), this, SLOT(channelChanged(qsamplerChannelStrip *))); |
1250 |
// Before we show it up, may be we'll |
1251 |
// better ask for some initial values? |
1252 |
if (bPrompt) |
1253 |
pChannel->channelSetup(); |
1254 |
// Now we show up us to the world. |
1255 |
pChannel->show(); |
1256 |
// Only then, we'll auto-arrange... |
1257 |
if (m_pOptions && m_pOptions->bAutoArrange) { |
1258 |
int iWidth = m_pWorkspace->width(); |
1259 |
// int iHeight = pChannel->height() + pChannel->parentWidget()->baseSize().height(); |
1260 |
int iHeight = pChannel->parentWidget()->frameGeometry().height(); |
1261 |
pChannel->parentWidget()->setGeometry(0, y, iWidth, iHeight); |
1262 |
} |
1263 |
} |
1264 |
|
1265 |
|
1266 |
// Retrieve the active channel strip. |
1267 |
qsamplerChannelStrip *qsamplerMainForm::activeChannel (void) |
1268 |
{ |
1269 |
return (qsamplerChannelStrip *) m_pWorkspace->activeWindow(); |
1270 |
} |
1271 |
|
1272 |
|
1273 |
// Retrieve a channel strip by index. |
1274 |
qsamplerChannelStrip *qsamplerMainForm::channelAt ( int iChannel ) |
1275 |
{ |
1276 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1277 |
if (wlist.isEmpty()) |
1278 |
return 0; |
1279 |
|
1280 |
return (qsamplerChannelStrip *) wlist.at(iChannel); |
1281 |
} |
1282 |
|
1283 |
|
1284 |
// Construct the windows menu. |
1285 |
void qsamplerMainForm::channelsMenuAboutToShow (void) |
1286 |
{ |
1287 |
channelsMenu->clear(); |
1288 |
channelsArrangeAction->addTo(channelsMenu); |
1289 |
channelsAutoArrangeAction->addTo(channelsMenu); |
1290 |
|
1291 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1292 |
if (!wlist.isEmpty()) { |
1293 |
channelsMenu->insertSeparator(); |
1294 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1295 |
qsamplerChannelStrip *pChannel = (qsamplerChannelStrip *) wlist.at(iChannel); |
1296 |
int iItemID = channelsMenu->insertItem(pChannel->caption(), this, SLOT(channelsMenuActivated(int))); |
1297 |
channelsMenu->setItemParameter(iItemID, iChannel); |
1298 |
channelsMenu->setItemChecked(iItemID, activeChannel() == pChannel); |
1299 |
} |
1300 |
} |
1301 |
} |
1302 |
|
1303 |
|
1304 |
// Windows menu activation slot |
1305 |
void qsamplerMainForm::channelsMenuActivated ( int iChannel ) |
1306 |
{ |
1307 |
qsamplerChannelStrip *pChannel = channelAt(iChannel); |
1308 |
if (pChannel) |
1309 |
pChannel->showNormal(); |
1310 |
pChannel->setFocus(); |
1311 |
} |
1312 |
|
1313 |
|
1314 |
//------------------------------------------------------------------------- |
1315 |
// qsamplerMainForm -- Timer stuff. |
1316 |
|
1317 |
// Set the pseudo-timer delay schedule. |
1318 |
void qsamplerMainForm::startSchedule ( int iStartDelay ) |
1319 |
{ |
1320 |
m_iStartDelay = 1 + (iStartDelay * 1000); |
1321 |
m_iTimerDelay = 0; |
1322 |
} |
1323 |
|
1324 |
// Suspend the pseudo-timer delay schedule. |
1325 |
void qsamplerMainForm::stopSchedule (void) |
1326 |
{ |
1327 |
m_iStartDelay = 0; |
1328 |
m_iTimerDelay = 0; |
1329 |
} |
1330 |
|
1331 |
// Timer slot funtion. |
1332 |
void qsamplerMainForm::timerSlot (void) |
1333 |
{ |
1334 |
if (m_pOptions == NULL) |
1335 |
return; |
1336 |
|
1337 |
// Is it the first shot on server start after a few delay? |
1338 |
if (m_iTimerDelay < m_iStartDelay) { |
1339 |
m_iTimerDelay += QSAMPLER_TIMER_MSECS; |
1340 |
if (m_iTimerDelay >= m_iStartDelay) { |
1341 |
// If we cannot start it now, maybe a lil'mo'later ;) |
1342 |
if (!startClient()) { |
1343 |
m_iStartDelay += m_iTimerDelay; |
1344 |
m_iTimerDelay = 0; |
1345 |
} |
1346 |
} |
1347 |
} |
1348 |
|
1349 |
// Refresh each channel usage, on each period... |
1350 |
if (m_pClient && m_pOptions->bAutoRefresh && m_pWorkspace->isUpdatesEnabled()) { |
1351 |
m_iTimerSlot += QSAMPLER_TIMER_MSECS; |
1352 |
if (m_iTimerSlot >= m_pOptions->iAutoRefreshTime) { |
1353 |
m_iTimerSlot = 0; |
1354 |
QWidgetList wlist = m_pWorkspace->windowList(); |
1355 |
for (int iChannel = 0; iChannel < (int) wlist.count(); iChannel++) { |
1356 |
qsamplerChannelStrip *pChannel = (qsamplerChannelStrip *) wlist.at(iChannel); |
1357 |
if (pChannel->isVisible()) |
1358 |
pChannel->updateChannelUsage(); |
1359 |
} |
1360 |
} |
1361 |
} |
1362 |
|
1363 |
// Register the next timer slot. |
1364 |
QTimer::singleShot(QSAMPLER_TIMER_MSECS, this, SLOT(timerSlot())); |
1365 |
} |
1366 |
|
1367 |
|
1368 |
//------------------------------------------------------------------------- |
1369 |
// qsamplerMainForm -- Server stuff. |
1370 |
|
1371 |
// Start linuxsampler server... |
1372 |
void qsamplerMainForm::startServer (void) |
1373 |
{ |
1374 |
if (m_pOptions == NULL) |
1375 |
return; |
1376 |
|
1377 |
// Aren't already a client, are we? |
1378 |
if (!m_pOptions->bServerStart || m_pClient) |
1379 |
return; |
1380 |
|
1381 |
// Is the server process instance still here? |
1382 |
if (m_pServer) { |
1383 |
switch (QMessageBox::warning(this, tr("Warning"), |
1384 |
tr("Could not start the LinuxSampler server.\n\n" |
1385 |
"Maybe it ss already started."), |
1386 |
tr("Stop"), tr("Kill"), tr("Cancel"))) { |
1387 |
case 0: |
1388 |
m_pServer->tryTerminate(); |
1389 |
break; |
1390 |
case 1: |
1391 |
m_pServer->kill(); |
1392 |
break; |
1393 |
} |
1394 |
return; |
1395 |
} |
1396 |
|
1397 |
// Reset our timer counters... |
1398 |
stopSchedule(); |
1399 |
|
1400 |
// OK. Let's build the startup process... |
1401 |
m_pServer = new QProcess(this); |
1402 |
|
1403 |
// Setup stdout/stderr capture... |
1404 |
//if (m_pOptions->bStdoutCapture) { |
1405 |
m_pServer->setCommunication(QProcess::Stdout | QProcess::Stderr | QProcess::DupStderr); |
1406 |
QObject::connect(m_pServer, SIGNAL(readyReadStdout()), this, SLOT(readServerStdout())); |
1407 |
QObject::connect(m_pServer, SIGNAL(readyReadStderr()), this, SLOT(readServerStdout())); |
1408 |
//} |
1409 |
// The unforgiveable signal communication... |
1410 |
QObject::connect(m_pServer, SIGNAL(processExited()), this, SLOT(processServerExit())); |
1411 |
|
1412 |
// Build process arguments... |
1413 |
m_pServer->setArguments(QStringList::split(' ', m_pOptions->sServerCmdLine)); |
1414 |
|
1415 |
appendMessages(tr("Server is starting...")); |
1416 |
appendMessagesColor(m_pOptions->sServerCmdLine, "#990099"); |
1417 |
|
1418 |
// Go jack, go... |
1419 |
if (!m_pServer->start()) { |
1420 |
appendMessagesError(tr("Could not start server.\n\nSorry.")); |
1421 |
processServerExit(); |
1422 |
return; |
1423 |
} |
1424 |
|
1425 |
// Show startup results... |
1426 |
appendMessages(tr("Server was started with PID=%1.").arg((long) m_pServer->processIdentifier())); |
1427 |
|
1428 |
// Reset (yet again) the timer counters, |
1429 |
// but this time is deferred as the user opted. |
1430 |
startSchedule(m_pOptions->iStartDelay); |
1431 |
stabilizeForm(); |
1432 |
} |
1433 |
|
1434 |
|
1435 |
// Stop linuxsampler server... |
1436 |
void qsamplerMainForm::stopServer (void) |
1437 |
{ |
1438 |
// Stop client code. |
1439 |
stopClient(); |
1440 |
|
1441 |
// And try to stop server. |
1442 |
if (m_pServer) { |
1443 |
appendMessages(tr("Server is stopping...")); |
1444 |
if (m_pServer->isRunning()) { |
1445 |
m_pServer->tryTerminate(); |
1446 |
return; |
1447 |
} |
1448 |
} |
1449 |
|
1450 |
// Do final processing anyway. |
1451 |
processServerExit(); |
1452 |
} |
1453 |
|
1454 |
|
1455 |
// Stdout handler... |
1456 |
void qsamplerMainForm::readServerStdout (void) |
1457 |
{ |
1458 |
if (m_pMessages) |
1459 |
m_pMessages->appendStdoutBuffer(m_pServer->readStdout()); |
1460 |
} |
1461 |
|
1462 |
|
1463 |
// Linuxsampler server cleanup. |
1464 |
void qsamplerMainForm::processServerExit (void) |
1465 |
{ |
1466 |
// Force client code cleanup. |
1467 |
stopClient(); |
1468 |
|
1469 |
// Flush anything that maybe pending... |
1470 |
if (m_pMessages) |
1471 |
m_pMessages->flushStdoutBuffer(); |
1472 |
|
1473 |
if (m_pServer) { |
1474 |
// Force final server shutdown... |
1475 |
appendMessages(tr("Server was stopped with exit status %1.").arg(m_pServer->exitStatus())); |
1476 |
if (!m_pServer->normalExit()) |
1477 |
m_pServer->kill(); |
1478 |
// Destroy it. |
1479 |
delete m_pServer; |
1480 |
m_pServer = NULL; |
1481 |
} |
1482 |
|
1483 |
// Again, make status visible stable. |
1484 |
stabilizeForm(); |
1485 |
} |
1486 |
|
1487 |
|
1488 |
//------------------------------------------------------------------------- |
1489 |
// qsamplerMainForm -- Client stuff. |
1490 |
|
1491 |
|
1492 |
// The LSCP client callback procedure. |
1493 |
lscp_status_t qsampler_client_callback ( lscp_client_t *pClient, const char *pchBuffer, int cchBuffer, void *pvData ) |
1494 |
{ |
1495 |
qsamplerMainForm *pMainForm = (qsamplerMainForm *) pvData; |
1496 |
if (pMainForm == NULL) |
1497 |
return LSCP_FAILED; |
1498 |
|
1499 |
char *pszBuffer = (char *) malloc(cchBuffer + 1); |
1500 |
if (pszBuffer == NULL) |
1501 |
return LSCP_FAILED; |
1502 |
|
1503 |
memcpy(pszBuffer, pchBuffer, cchBuffer); |
1504 |
pszBuffer[cchBuffer] = (char) 0; |
1505 |
pMainForm->appendMessagesColor(pszBuffer, "#996699"); |
1506 |
free(pszBuffer); |
1507 |
|
1508 |
return LSCP_OK; |
1509 |
} |
1510 |
|
1511 |
|
1512 |
// Start our almighty client... |
1513 |
bool qsamplerMainForm::startClient (void) |
1514 |
{ |
1515 |
// Have it a setup? |
1516 |
if (m_pOptions == NULL) |
1517 |
return false; |
1518 |
|
1519 |
// Aren't we already started, are we? |
1520 |
if (m_pClient) |
1521 |
return true; |
1522 |
|
1523 |
// Log prepare here. |
1524 |
appendMessages(tr("Client connecting...")); |
1525 |
|
1526 |
// Create the client handle... |
1527 |
m_pClient = ::lscp_client_create(m_pOptions->sServerHost.latin1(), m_pOptions->iServerPort, qsampler_client_callback, this); |
1528 |
if (m_pClient == NULL) { |
1529 |
// Is this the first try? |
1530 |
// maybe we need to start a local server... |
1531 |
if ((m_pServer && m_pServer->isRunning()) || !m_pOptions->bServerStart) |
1532 |
appendMessagesError(tr("Could not connect to server as client.\n\nSorry.")); |
1533 |
else |
1534 |
startServer(); |
1535 |
// This is always a failure. |
1536 |
stabilizeForm(); |
1537 |
return false; |
1538 |
} |
1539 |
// Just set receive timeout value, blindly. |
1540 |
::lscp_client_set_timeout(m_pClient, m_pOptions->iServerTimeout); |
1541 |
appendMessages(tr("Client receive timeout is set to %1 msec.").arg(::lscp_client_get_timeout(m_pClient))); |
1542 |
|
1543 |
// We may stop scheduling around. |
1544 |
stopSchedule(); |
1545 |
|
1546 |
// We'll accept drops from now on... |
1547 |
setAcceptDrops(true); |
1548 |
|
1549 |
// Log success here. |
1550 |
appendMessages(tr("Client connected.")); |
1551 |
|
1552 |
// Is any session pending to be loaded? |
1553 |
if (!m_pOptions->sSessionFile.isEmpty()) { |
1554 |
// Just load the prabably startup session... |
1555 |
if (loadSessionFile(m_pOptions->sSessionFile)) { |
1556 |
m_pOptions->sSessionFile = QString::null; |
1557 |
return true; |
1558 |
} |
1559 |
} |
1560 |
|
1561 |
// Make a new session |
1562 |
return newSession(); |
1563 |
} |
1564 |
|
1565 |
|
1566 |
// Stop client... |
1567 |
void qsamplerMainForm::stopClient (void) |
1568 |
{ |
1569 |
if (m_pClient == NULL) |
1570 |
return; |
1571 |
|
1572 |
// Log prepare here. |
1573 |
appendMessages(tr("Client disconnecting...")); |
1574 |
|
1575 |
// Clear timer counters... |
1576 |
stopSchedule(); |
1577 |
|
1578 |
// We'll reject drops from now on... |
1579 |
setAcceptDrops(false); |
1580 |
|
1581 |
// Force any channel strips around, but |
1582 |
// but avoid removing the corresponding |
1583 |
// channels from the back-end server. |
1584 |
m_iDirtyCount = 0; |
1585 |
closeSession(false); |
1586 |
|
1587 |
// Close us as a client... |
1588 |
lscp_client_destroy(m_pClient); |
1589 |
m_pClient = NULL; |
1590 |
|
1591 |
// Log final here. |
1592 |
appendMessages(tr("Client disconnected.")); |
1593 |
|
1594 |
// Make visible status. |
1595 |
stabilizeForm(); |
1596 |
} |
1597 |
|
1598 |
|
1599 |
// end of qsamplerMainForm.ui.h |