falkTX
/
Carla
mirror of https://github.com/falkTX/Carla
1
0
Fork 0
Code Releases 43 Activity
Audio plugin host https://kx.studio/carla
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1076 Commits
17 Branches
454MB
Tree: 14f7d4192d
Branches Tags
${ item.name }
Create branch ${ searchTerm }
from '14f7d4192d'
${ noResults }
Carla/source/carla_host.py

1089 lines
43KB
Raw Blame History 

  1. #!/usr/bin/env python3

  2. # -*- coding: utf-8 -*-

  3. 

  4. # Carla host code

  5. # Copyright (C) 2011-2013 Filipe Coelho <falktx@falktx.com>

  6. #

  7. # This program is free software; you can redistribute it and/or

  8. # modify it under the terms of the GNU General Public License as

  9. # published by the Free Software Foundation; either version 2 of

  10. # the License, or any later version.

  11. #

  12. # This program is distributed in the hope that it will be useful,

  13. # but WITHOUT ANY WARRANTY; without even the implied warranty of

  14. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

  15. # GNU General Public License for more details.

  16. #

  17. # For a full copy of the GNU General Public License see the doc/GPL.txt file.

  18. 

  19. # ------------------------------------------------------------------------------------------------------------

  20. # Imports (Global)

  21. 

  22. from PyQt4.QtCore import qCritical, QModelIndex, QTimer

  23. from PyQt4.QtGui import QApplication, QFileSystemModel, QMainWindow, QPalette

  24. 

  25. # ------------------------------------------------------------------------------------------------------------

  26. # Imports (Custom)

  27. 

  28. import ui_carla_host

  29. 

  30. from carla_database import *

  31. from carla_settings import *

  32. from carla_style import *

  33. from carla_widgets import *

  34. 

  35. # ------------------------------------------------------------------------------------------------------------

  36. # PatchCanvas defines

  37. 

  38. CANVAS_ANTIALIASING_SMALL = 1

  39. CANVAS_EYECANDY_SMALL     = 1

  40. 

  41. # ------------------------------------------------------------------------------------------------------------

  42. # Session Management support

  43. 

  44. LADISH_APP_NAME = os.getenv("LADISH_APP_NAME")

  45. NSM_URL         = os.getenv("NSM_URL")

  46. 

  47. # ------------------------------------------------------------------------------------------------------------

  48. # Dummy widget

  49. 

  50. class CarlaDummyW(object):

  51.     def __init__(self, parent):

  52.         object.__init__(self)

  53. 

  54.     # -----------------------------------------------------------------

  55. 

  56.     def getPluginCount(self):

  57.         return 0

  58. 

  59.     # -----------------------------------------------------------------

  60. 

  61.     def addPlugin(self, pluginId, isProjectLoading):

  62.         pass

  63. 

  64.     def removePlugin(self, pluginId):

  65.         pass

  66. 

  67.     def renamePlugin(self, pluginId, newName):

  68.         pass

  69. 

  70.     def removeAllPlugins(self):

  71.         pass

  72. 

  73.     # -----------------------------------------------------------------

  74. 

  75.     def engineStarted(self):

  76.         pass

  77. 

  78.     def engineStopped(self):

  79.         pass

  80. 

  81.     def engineChanged(self):

  82.         pass

  83. 

  84.     # -----------------------------------------------------------------

  85. 

  86.     def idleFast(self):

  87.         pass

  88. 

  89.     def idleSlow(self):

  90.         pass

  91. 

  92.     # -----------------------------------------------------------------

  93. 

  94.     def saveSettings(self, settings):

  95.         pass

  96. 

  97. # ------------------------------------------------------------------------------------------------------------

  98. # Host Window

  99. 

  100. class HostWindow(QMainWindow):

  101.     # signals

  102.     DebugCallback = pyqtSignal(int, int, int, float, str)

  103.     PluginAddedCallback = pyqtSignal(int, str)

  104.     PluginRemovedCallback = pyqtSignal(int)

  105.     PluginRenamedCallback = pyqtSignal(int, str)

  106.     PluginUnavailableCallback = pyqtSignal(int, str)

  107.     ParameterValueChangedCallback = pyqtSignal(int, int, float)

  108.     ParameterDefaultChangedCallback = pyqtSignal(int, int, float)

  109.     ParameterMidiCcChangedCallback = pyqtSignal(int, int, int)

  110.     ParameterMidiChannelChangedCallback = pyqtSignal(int, int, int)

  111.     ProgramChangedCallback = pyqtSignal(int, int)

  112.     MidiProgramChangedCallback = pyqtSignal(int, int)

  113.     UiStateChangedCallback = pyqtSignal(int, int)

  114.     NoteOnCallback = pyqtSignal(int, int, int, int)

  115.     NoteOffCallback = pyqtSignal(int, int, int)

  116.     UpdateCallback = pyqtSignal(int)

  117.     ReloadInfoCallback = pyqtSignal(int)

  118.     ReloadParametersCallback = pyqtSignal(int)

  119.     ReloadProgramsCallback = pyqtSignal(int)

  120.     ReloadAllCallback = pyqtSignal(int)

  121.     PatchbayClientAddedCallback = pyqtSignal(int, str)

  122.     PatchbayClientRemovedCallback = pyqtSignal(int)

  123.     PatchbayClientRenamedCallback = pyqtSignal(int, str)

  124.     PatchbayClientIconChangedCallback = pyqtSignal(int, str)

  125.     PatchbayPortAddedCallback = pyqtSignal(int, int, int, str)

  126.     PatchbayPortRemovedCallback = pyqtSignal(int, int)

  127.     PatchbayPortRenamedCallback = pyqtSignal(int, int, str)

  128.     PatchbayConnectionAddedCallback = pyqtSignal(int, int, int)

  129.     PatchbayConnectionRemovedCallback = pyqtSignal(int, int, int)

  130.     EngineStartedCallback = pyqtSignal(int, int, str)

  131.     EngineStoppedCallback = pyqtSignal()

  132.     ProcessModeChangedCallback = pyqtSignal(int)

  133.     TransportModeChangedCallback = pyqtSignal(int)

  134.     BufferSizeChangedCallback = pyqtSignal(int)

  135.     SampleRateChangedCallback = pyqtSignal(float)

  136.     InfoCallback = pyqtSignal(str)

  137.     ErrorCallback = pyqtSignal(str)

  138.     QuitCallback = pyqtSignal()

  139.     SIGTERM = pyqtSignal()

  140.     SIGUSR1 = pyqtSignal()

  141. 

  142.     def __init__(self, parent):

  143.         QMainWindow.__init__(self, parent)

  144.         self.ui = ui_carla_host.Ui_CarlaHostW()

  145.         self.ui.setupUi(self)

  146. 

  147.         if False:

  148.             Carla.gui = self

  149.             self.fContainer = CarlaDummyW(self)

  150. 

  151.         # -------------------------------------------------------------

  152.         # Set callback

  153. 

  154.         Carla.host.set_engine_callback(EngineCallback)

  155. 

  156.         # -------------------------------------------------------------

  157.         # Internal stuff

  158. 

  159.         self.fBufferSize = 0

  160.         self.fSampleRate = 0.0

  161. 

  162.         self.fIdleTimerFast = 0

  163.         self.fIdleTimerSlow = 0

  164. 

  165.         self.fIsProjectLoading = False

  166.         self.fProjectFilename  = ""

  167. 

  168.         self.fLadspaRdfNeedsUpdate = True

  169.         self.fLadspaRdfList = []

  170. 

  171.         self.fLastTransportFrame = 0

  172.         self.fLastTransportState = False

  173.         self.fTransportText = ""

  174. 

  175.         self.fSavedSettings = {}

  176. 

  177.         if LADISH_APP_NAME:

  178.             self.fClientName         = LADISH_APP_NAME

  179.             self.fSessionManagerName = "LADISH"

  180.         elif NSM_URL:

  181.             self.fClientName         = "Carla.tmp"

  182.             self.fSessionManagerName = "Non Session Manager"

  183.         else:

  184.             self.fClientName         = "Carla"

  185.             self.fSessionManagerName = ""

  186. 

  187.         # -------------------------------------------------------------

  188.         # Load Settings

  189. 

  190.         self.loadSettings(True)

  191. 

  192.         # -------------------------------------------------------------

  193.         # Set up GUI (engine stopped)

  194. 

  195.         if Carla.isPlugin:

  196.             self.ui.act_file_new.setEnabled(False)

  197.             self.ui.act_file_open.setEnabled(False)

  198.             self.ui.act_engine_start.setEnabled(False)

  199.             self.ui.menu_Engine.setEnabled(False)

  200.         else:

  201.             self.ui.act_engine_start.setEnabled(True)

  202. 

  203.         self.ui.act_file_save.setEnabled(False)

  204.         self.ui.act_file_save_as.setEnabled(False)

  205.         self.ui.act_engine_stop.setEnabled(False)

  206.         self.ui.act_plugin_remove_all.setEnabled(False)

  207. 

  208.         self.ui.menu_PluginMacros.setEnabled(False)

  209.         self.ui.menu_Canvas.setEnabled(False)

  210. 

  211.         self.setTransportMenuEnabled(False)

  212. 

  213.         # -------------------------------------------------------------

  214.         # Set up GUI (right panel)

  215. 

  216.         self.fDirModel = QFileSystemModel(self)

  217.         self.fDirModel.setNameFilters(Carla.host.get_supported_file_extensions().split(";"))

  218.         self.fDirModel.setRootPath(HOME)

  219. 

  220.         self.ui.fileTreeView.setModel(self.fDirModel)

  221.         self.ui.fileTreeView.setRootIndex(self.fDirModel.index(HOME))

  222.         self.ui.fileTreeView.setColumnHidden(1, True)

  223.         self.ui.fileTreeView.setColumnHidden(2, True)

  224.         self.ui.fileTreeView.setColumnHidden(3, True)

  225.         self.ui.fileTreeView.setHeaderHidden(True)

  226. 

  227.         self.setProperWindowTitle()

  228. 

  229.         # -------------------------------------------------------------

  230.         # Connect actions to functions

  231. 

  232.         self.ui.act_file_new.triggered.connect(self.slot_fileNew)

  233.         self.ui.act_file_open.triggered.connect(self.slot_fileOpen)

  234.         self.ui.act_file_save.triggered.connect(self.slot_fileSave)

  235.         self.ui.act_file_save_as.triggered.connect(self.slot_fileSaveAs)

  236. 

  237.         self.ui.act_engine_start.triggered.connect(self.slot_engineStart)

  238.         self.ui.act_engine_stop.triggered.connect(self.slot_engineStop)

  239. 

  240.         self.ui.act_plugin_add.triggered.connect(self.slot_pluginAdd)

  241.         self.ui.act_plugin_add2.triggered.connect(self.slot_pluginAdd)

  242.         self.ui.act_plugin_remove_all.triggered.connect(self.slot_pluginRemoveAll)

  243. 

  244.         self.ui.act_transport_play.triggered.connect(self.slot_transportPlayPause)

  245.         self.ui.act_transport_stop.triggered.connect(self.slot_transportStop)

  246.         self.ui.act_transport_backwards.triggered.connect(self.slot_transportBackwards)

  247.         self.ui.act_transport_forwards.triggered.connect(self.slot_transportForwards)

  248. 

  249.         self.ui.act_help_about.triggered.connect(self.slot_aboutCarla)

  250.         self.ui.act_help_about_qt.triggered.connect(self.slot_aboutQt)

  251. 

  252.         self.ui.cb_disk.currentIndexChanged.connect(self.slot_diskFolderChanged)

  253.         self.ui.b_disk_add.clicked.connect(self.slot_diskFolderAdd)

  254.         self.ui.b_disk_remove.clicked.connect(self.slot_diskFolderRemove)

  255.         self.ui.fileTreeView.doubleClicked.connect(self.slot_fileTreeDoubleClicked)

  256. 

  257.         self.DebugCallback.connect(self.slot_handleDebugCallback)

  258.         self.PluginAddedCallback.connect(self.slot_handlePluginAddedCallback)

  259.         self.PluginRemovedCallback.connect(self.slot_handlePluginRemovedCallback)

  260.         self.PluginRenamedCallback.connect(self.slot_handlePluginRenamedCallback)

  261.         self.BufferSizeChangedCallback.connect(self.slot_handleBufferSizeChangedCallback)

  262.         self.SampleRateChangedCallback.connect(self.slot_handleSampleRateChangedCallback)

  263.         self.EngineStartedCallback.connect(self.slot_handleEngineStartedCallback)

  264.         self.EngineStoppedChangedCallback.connect(self.slot_handleEngineStoppedCallback)

  265.         #self.NSM_AnnounceCallback.connect(self.slot_handleNSM_AnnounceCallback)

  266.         #self.NSM_OpenCallback.connect(self.slot_handleNSM_OpenCallback)

  267.         #self.NSM_SaveCallback.connect(self.slot_handleNSM_SaveCallback)

  268.         #self.ErrorCallback.connect(self.slot_handleErrorCallback)

  269.         #self.QuitCallback.connect(self.slot_handleQuitCallback)

  270. 

  271.         self.SIGUSR1.connect(self.slot_handleSIGUSR1)

  272.         self.SIGTERM.connect(self.slot_handleSIGTERM)

  273. 

  274.         # -------------------------------------------------------------

  275.         # Final setup

  276. 

  277.         if Carla.isPlugin:

  278.             QTimer.singleShot(0, self.slot_engineStart)

  279.         #elif NSM_URL:

  280.             #Carla.host.nsm_ready()

  281. 

  282.     # -----------------------------------------------------------------

  283.     # Called by containers

  284. 

  285.     def openSettingsWindow(self, hasCanvas, hasCanvasGL):

  286.         dialog = CarlaSettingsW(self, hasCanvas, hasCanvasGL)

  287.         return dialog.exec_()

  288. 

  289.     def setupContainer(self, showMiniCanvas):

  290.         if showMiniCanvas:

  291.             CARLA_DEFAULT_CANVAS_WIDTH  = 3100

  292.             CARLA_DEFAULT_CANVAS_HEIGHT = 2400

  293.             self.ui.miniCanvasPreview.setRealParent(self)

  294.             #self.ui.miniCanvasPreview.setViewTheme(patchcanvas.canvas.theme.canvas_bg, patchcanvas.canvas.theme.rubberband_brush, patchcanvas.canvas.theme.rubberband_pen.color())

  295.             self.ui.miniCanvasPreview.init(self.fContainer.scene, CARLA_DEFAULT_CANVAS_WIDTH, CARLA_DEFAULT_CANVAS_HEIGHT, self.fSavedSettings["UseCustomMiniCanvasPaint"])

  296.         else:

  297.               self.ui.miniCanvasPreview.hide()

  298. 

  299.         self.ui.mainwidget.hide()

  300.         self.ui.splitter.insertWidget(0, self.fContainer)

  301.         del self.ui.mainwidget

  302. 

  303.     # -----------------------------------------------------------------

  304.     # Internal stuff (files)

  305. 

  306.     def loadProjectNow(self):

  307.         if not self.fProjectFilename:

  308.             return qCritical("ERROR: loading project without filename set")

  309. 

  310.         # TESTING

  311.         if not Carla.host.is_engine_running():

  312.             self.slot_engineStart()

  313. 

  314.         self.fIsProjectLoading = True

  315.         Carla.host.load_project(self.fProjectFilename)

  316.         self.fIsProjectLoading = False

  317. 

  318.     @pyqtSlot()

  319.     def slot_loadProjectNow(self):

  320.         self.loadProjectNow()

  321. 

  322.     def loadProjectLater(self, filename):

  323.         self.fProjectFilename = filename

  324.         self.setProperWindowTitle()

  325.         QTimer.singleShot(0, self.slot_loadProjectNow)

  326. 

  327.     def saveProjectNow(self):

  328.         if not self.fProjectFilename:

  329.             return qCritical("ERROR: saving project without filename set")

  330. 

  331.         Carla.host.save_project(self.fProjectFilename)

  332. 

  333.     # -----------------------------------------------------------------

  334.     # Internal stuff (engine)

  335. 

  336.     def setEngineSettings(self, settings = None):

  337.         if Carla.isPlugin:

  338.             return "Plugin"

  339. 

  340.         if settings is None: settings = QSettings()

  341. 

  342.         forceStereo         = settings.value("Engine/ForceStereo",         CARLA_DEFAULT_FORCE_STEREO,          type=bool)

  343.         preferPluginBridges = settings.value("Engine/PreferPluginBridges", CARLA_DEFAULT_PREFER_PLUGIN_BRIDGES, type=bool)

  344.         preferUiBridges     = settings.value("Engine/PreferUiBridges",     CARLA_DEFAULT_PREFER_UI_BRIDGES,     type=bool)

  345.         uisAlwaysOnTop      = settings.value("Engine/OscUiTimeout",        CARLA_DEFAULT_UIS_ALWAYS_ON_TOP,     type=bool)

  346.         uiBridgesTimeout    = settings.value("Engine/OscUiTimeout",        CARLA_DEFAULT_UI_BRIDGES_TIMEOUT,    type=int)

  347. 

  348.         Carla.maxParameters = settings.value("Engine/MaxParameters",       CARLA_DEFAULT_MAX_PARAMETERS,        type=int)

  349. 

  350.         audioDriver         = settings.value("Engine/AudioDriver",         CARLA_DEFAULT_AUDIO_DRIVER,          type=str)

  351. 

  352.         if audioDriver == "JACK":

  353.             #transportMode  = settings.value("Engine/TransportMode",       TRANSPORT_MODE_JACK,                 type=int)

  354.             transportMode   = ENGINE_TRANSPORT_MODE_JACK

  355.         else:

  356.             transportMode   = ENGINE_TRANSPORT_MODE_INTERNAL

  357.             audioNumPeriods = settings.value("Engine/AudioBufferSize", CARLA_DEFAULT_AUDIO_NUM_PERIODS, type=int)

  358.             audioBufferSize = settings.value("Engine/AudioBufferSize", CARLA_DEFAULT_AUDIO_BUFFER_SIZE, type=int)

  359.             audioSampleRate = settings.value("Engine/AudioSampleRate", CARLA_DEFAULT_AUDIO_SAMPLE_RATE, type=int)

  360.             audioDevice     = settings.value("Engine/AudioDevice",     "",                              type=str)

  361. 

  362.             Carla.host.set_engine_option(ENGINE_OPTION_AUDIO_NUM_PERIODS, audioNumPeriods, "")

  363.             Carla.host.set_engine_option(ENGINE_OPTION_AUDIO_BUFFER_SIZE, audioBufferSize, "")

  364.             Carla.host.set_engine_option(ENGINE_OPTION_AUDIO_SAMPLE_RATE, audioSampleRate, "")

  365.             Carla.host.set_engine_option(ENGINE_OPTION_AUDIO_DEVICE,   0, audioDevice)

  366. 

  367.         if Carla.processMode == ENGINE_PROCESS_MODE_CONTINUOUS_RACK:

  368.             forceStereo = True

  369.         elif Carla.processMode == ENGINE_PROCESS_MODE_MULTIPLE_CLIENTS and LADISH_APP_NAME:

  370.             print("LADISH detected but using multiple clients (not allowed), forcing single client now")

  371.             Carla.processMode = ENGINE_PROCESS_MODE_SINGLE_CLIENT

  372. 

  373.         Carla.host.set_engine_option(ENGINE_OPTION_FORCE_STEREO,          forceStereo,         "")

  374.         Carla.host.set_engine_option(ENGINE_OPTION_PREFER_PLUGIN_BRIDGES, preferPluginBridges, "")

  375.         Carla.host.set_engine_option(ENGINE_OPTION_PREFER_UI_BRIDGES,     preferUiBridges,     "")

  376.         Carla.host.set_engine_option(ENGINE_OPTION_UIS_ALWAYS_ON_TOP,     uisAlwaysOnTop,      "")

  377.         Carla.host.set_engine_option(ENGINE_OPTION_UI_BRIDGES_TIMEOUT,    uiBridgesTimeout,    "")

  378.         Carla.host.set_engine_option(ENGINE_OPTION_PROCESS_MODE,          Carla.processMode,   "")

  379.         Carla.host.set_engine_option(ENGINE_OPTION_MAX_PARAMETERS,        Carla.maxParameters, "")

  380.         Carla.host.set_engine_option(ENGINE_OPTION_TRANSPORT_MODE,        transportMode,       "")

  381. 

  382.         return audioDriver

  383. 

  384.     def startEngine(self):

  385.         audioDriver = self.setEngineSettings()

  386. 

  387.         if not Carla.host.engine_init(audioDriver, self.fClientName):

  388.             #if self.fFirstEngineInit:

  389.                 #self.fFirstEngineInit = False

  390.                 #return

  391. 

  392.             audioError = Carla.host.get_last_error()

  393. 

  394.             if audioError:

  395.                 QMessageBox.critical(self, self.tr("Error"), self.tr("Could not connect to Audio backend '%s', possible reasons:\n%s" % (audioDriver, audioError)))

  396.             else:

  397.                 QMessageBox.critical(self, self.tr("Error"), self.tr("Could not connect to Audio backend '%s'" % audioDriver))

  398.             return

  399. 

  400.         self.fBufferSize = Carla.host.get_buffer_size()

  401.         self.fSampleRate = Carla.host.get_sample_rate()

  402. 

  403.         #self.fFirstEngineInit = False

  404. 

  405.         # Peaks and TimeInfo

  406.         self.fIdleTimerFast = self.startTimer(30) #self.fSavedSettings["Main/RefreshInterval"])

  407.         # LEDs and edit dialog parameters

  408.         self.fIdleTimerSlow = self.startTimer(self.fSavedSettings["Main/RefreshInterval"]*2)

  409. 

  410.     def stopEngine(self):

  411.         if self.fContainer.getPluginCount() > 0:

  412.             ask = QMessageBox.question(self, self.tr("Warning"), self.tr("There are still some plugins loaded, you need to remove them to stop the engine.\n"

  413.                                                                          "Do you want to do this now?"),

  414.                                                                          QMessageBox.Yes | QMessageBox.No, QMessageBox.No)

  415.             if ask != QMessageBox.Yes:

  416.                 return

  417. 

  418.             self.ui.act_plugin_remove_all.setEnabled(False)

  419.             self.fContainer.removeAllPlugins()

  420. 

  421.         if Carla.host.is_engine_running() and not Carla.host.engine_close():

  422.             print(Carla.host.get_last_error())

  423. 

  424.         self.fBufferSize = 0

  425.         self.fSampleRate = 0.0

  426. 

  427.         if self.fIdleTimerFast != 0:

  428.             self.killTimer(self.fIdleTimerFast)

  429.             self.fIdleTimerFast = 0

  430. 

  431.         if self.fIdleTimerSlow != 0:

  432.             self.killTimer(self.fIdleTimerSlow)

  433.             self.fIdleTimerSlow = 0

  434. 

  435.     # -----------------------------------------------------------------

  436.     # Internal stuff (plugins)

  437. 

  438.     def getExtraPtr(self, plugin):

  439.         ptype = plugin['type']

  440. 

  441.         if ptype == PLUGIN_LADSPA:

  442.             uniqueId = plugin['uniqueId']

  443. 

  444.             self.maybeLoadRDFs()

  445. 

  446.             for rdfItem in self.fLadspaRdfList:

  447.                 if rdfItem.UniqueID == uniqueId:

  448.                     return pointer(rdfItem)

  449. 

  450.         elif ptype in (PLUGIN_GIG, PLUGIN_SF2, PLUGIN_SFZ):

  451.             if plugin['name'].lower().endswith(" (16 outputs)"):

  452.                 # return a dummy non-null pointer

  453.                 INTPOINTER = POINTER(c_int)

  454.                 int1 = c_int(0x1)

  455.                 addr = addressof(int1)

  456.                 return cast(addr, INTPOINTER)

  457. 

  458.         return None

  459. 

  460.     def maybeLoadRDFs(self):

  461.         if not self.fLadspaRdfNeedsUpdate:

  462.             return

  463. 

  464.         self.fLadspaRdfNeedsUpdate = False

  465.         self.fLadspaRdfList = []

  466. 

  467.         if not haveLRDF:

  468.             return

  469. 

  470.         settingsDir  = os.path.join(HOME, ".config", "falkTX")

  471.         frLadspaFile = os.path.join(settingsDir, "ladspa_rdf.db")

  472. 

  473.         if os.path.exists(frLadspaFile):

  474.             frLadspa = open(frLadspaFile, 'r')

  475. 

  476.             try:

  477.                 self.fLadspaRdfList = ladspa_rdf.get_c_ladspa_rdfs(json.load(frLadspa))

  478.             except:

  479.                 pass

  480. 

  481.             frLadspa.close()

  482. 

  483.     def setLoadRDFsNeeded(self):

  484.         self.fLadspaRdfNeedsUpdate = True

  485. 

  486.     # -----------------------------------------------------------------

  487.     # Internal stuff (transport)

  488. 

  489.     def refreshTransport(self, forced = False):

  490.         if not Carla.host.is_engine_running():

  491.             return

  492.         if self.fSampleRate == 0.0:

  493.             return

  494. 

  495.         timeInfo = Carla.host.get_transport_info()

  496.         playing  = bool(timeInfo['playing'])

  497.         frame    = int(timeInfo['frame'])

  498. 

  499.         if playing != self.fLastTransportState or forced:

  500.             if playing:

  501.                 icon = getIcon("media-playback-pause")

  502.                 self.ui.act_transport_play.setChecked(True)

  503.                 self.ui.act_transport_play.setIcon(icon)

  504.                 self.ui.act_transport_play.setText(self.tr("&Pause"))

  505.             else:

  506.                 icon = getIcon("media-playback-start")

  507.                 self.ui.act_transport_play.setChecked(False)

  508.                 self.ui.act_transport_play.setIcon(icon)

  509.                 self.ui.act_transport_play.setText(self.tr("&Play"))

  510. 

  511.             self.fLastTransportState = playing

  512. 

  513.         if frame != self.fLastTransportFrame or forced:

  514.             time = frame / self.fSampleRate

  515.             secs = time % 60

  516.             mins = (time / 60) % 60

  517.             hrs  = (time / 3600) % 60

  518. 

  519.             self.fTextTransport = "Transport %s, at %02i:%02i:%02i" % ("playing" if playing else "stopped", hrs, mins, secs)

  520.             self.fLastTransportFrame = frame

  521. 

  522.     def setTransportMenuEnabled(self, enabled):

  523.         self.ui.act_transport_play.setEnabled(enabled)

  524.         self.ui.act_transport_stop.setEnabled(enabled)

  525.         self.ui.act_transport_backwards.setEnabled(enabled)

  526.         self.ui.act_transport_forwards.setEnabled(enabled)

  527.         self.ui.menu_Transport.setEnabled(enabled)

  528. 

  529.     # -----------------------------------------------------------------

  530.     # Internal stuff (settings)

  531. 

  532.     def loadSettings(self, firstTime):

  533.         settings = QSettings()

  534. 

  535.         if firstTime:

  536.             self.restoreGeometry(settings.value("Geometry", ""))

  537. 

  538.             showToolbar = settings.value("ShowToolbar", True, type=bool)

  539.             self.ui.act_settings_show_toolbar.setChecked(showToolbar)

  540.             self.ui.toolBar.setVisible(showToolbar)

  541. 

  542.             #if settings.contains("SplitterState"):

  543.                 #self.ui.splitter.restoreState(settings.value("SplitterState", ""))

  544.             #else:

  545.             self.ui.splitter.setSizes([99999, 210])

  546. 

  547.             diskFolders = toList(settings.value("DiskFolders", [HOME]))

  548. 

  549.             self.ui.cb_disk.setItemData(0, HOME)

  550. 

  551.             for i in range(len(diskFolders)):

  552.                 if i == 0: continue

  553.                 folder = diskFolders[i]

  554.                 self.ui.cb_disk.addItem(os.path.basename(folder), folder)

  555. 

  556.             if MACOS and not settings.value("Main/UseProTheme", True, type=bool):

  557.                 self.setUnifiedTitleAndToolBarOnMac(True)

  558. 

  559.         # ---------------------------------------------

  560.         # plugin checks

  561. 

  562.         if settings.value("Engine/DisableChecks", False, type=bool):

  563.             os.environ["CARLA_DISCOVERY_NO_PROCESSING_CHECKS"] = "true"

  564. 

  565.         elif os.getenv("CARLA_DISCOVERY_NO_PROCESSING_CHECKS"):

  566.             os.environ.pop("CARLA_DISCOVERY_NO_PROCESSING_CHECKS")

  567. 

  568.         # ---------------------------------------------

  569. 

  570.         if not Carla.isPlugin:

  571.             # engine

  572.             self.setEngineSettings(settings)

  573. 

  574.             # plugin paths

  575.             LADSPA_PATH = toList(settings.value("Paths/LADSPA", Carla.DEFAULT_LADSPA_PATH))

  576.             DSSI_PATH   = toList(settings.value("Paths/DSSI",   Carla.DEFAULT_DSSI_PATH))

  577.             LV2_PATH    = toList(settings.value("Paths/LV2",    Carla.DEFAULT_LV2_PATH))

  578.             VST_PATH    = toList(settings.value("Paths/VST",    Carla.DEFAULT_VST_PATH))

  579.             AU_PATH     = toList(settings.value("Paths/AU",     Carla.DEFAULT_AU_PATH))

  580.             CSOUND_PATH = toList(settings.value("Paths/CSOUND", Carla.DEFAULT_CSOUND_PATH))

  581.             GIG_PATH    = toList(settings.value("Paths/GIG",    Carla.DEFAULT_GIG_PATH))

  582.             SF2_PATH    = toList(settings.value("Paths/SF2",    Carla.DEFAULT_SF2_PATH))

  583.             SFZ_PATH    = toList(settings.value("Paths/SFZ",    Carla.DEFAULT_SFZ_PATH))

  584. 

  585.             os.environ["LADSPA_PATH"] = splitter.join(LADSPA_PATH)

  586.             os.environ["DSSI_PATH"]   = splitter.join(DSSI_PATH)

  587.             os.environ["LV2_PATH"]    = splitter.join(LV2_PATH)

  588.             os.environ["VST_PATH"]    = splitter.join(VST_PATH)

  589.             os.environ["AU_PATH"]     = splitter.join(AU_PATH)

  590.             os.environ["CSOUND_PATH"] = splitter.join(CSOUND_PATH)

  591.             os.environ["GIG_PATH"]    = splitter.join(GIG_PATH)

  592.             os.environ["SF2_PATH"]    = splitter.join(SF2_PATH)

  593.             os.environ["SFZ_PATH"]    = splitter.join(SFZ_PATH)

  594. 

  595.         # ---------------------------------------------

  596. 

  597.         # TODO

  598. 

  599.         self.fSavedSettings = {

  600.             "Main/DefaultProjectFolder":       settings.value("Main/DefaultProjectFolder",       HOME, type=str),

  601.             "Main/RefreshInterval":            settings.value("Main/RefreshInterval",            50, type=int),

  602.             CARLA_KEY_CANVAS_THEME:            settings.value(CARLA_KEY_CANVAS_THEME,            CARLA_DEFAULT_CANVAS_THEME,            type=str),

  603.             CARLA_KEY_CANVAS_SIZE:             settings.value(CARLA_KEY_CANVAS_SIZE,             CARLA_DEFAULT_CANVAS_SIZE,             type=str),

  604.             CARLA_KEY_CANVAS_AUTO_HIDE_GROUPS: settings.value(CARLA_KEY_CANVAS_AUTO_HIDE_GROUPS, CARLA_DEFAULT_CANVAS_AUTO_HIDE_GROUPS, type=bool),

  605.             CARLA_KEY_CANVAS_USE_BEZIER_LINES: settings.value(CARLA_KEY_CANVAS_USE_BEZIER_LINES, CARLA_DEFAULT_CANVAS_USE_BEZIER_LINES, type=bool),

  606.             CARLA_KEY_CANVAS_EYE_CANDY:        settings.value(CARLA_KEY_CANVAS_EYE_CANDY,        CARLA_DEFAULT_CANVAS_EYE_CANDY,        type=int),

  607.             CARLA_KEY_CANVAS_USE_OPENGL:       settings.value(CARLA_KEY_CANVAS_USE_OPENGL,       CARLA_DEFAULT_CANVAS_USE_OPENGL,       type=bool),

  608.             CARLA_KEY_CANVAS_ANTIALIASING:     settings.value(CARLA_KEY_CANVAS_ANTIALIASING,     CARLA_DEFAULT_CANVAS_ANTIALIASING,     type=int),

  609.             CARLA_KEY_CANVAS_HQ_ANTIALIASING:  settings.value(CARLA_KEY_CANVAS_HQ_ANTIALIASING,  CARLA_DEFAULT_CANVAS_HQ_ANTIALIASING,  type=bool),

  610.             "UseCustomMiniCanvasPaint":       (settings.value("Main/UseProTheme", True, type=bool) and

  611.                                                settings.value("Main/ProThemeColor", "Black", type=str).lower() == "black")

  612.         }

  613. 

  614.         # ---------------------------------------------

  615. 

  616.         if self.fIdleTimerFast != 0:

  617.             self.killTimer(self.fIdleTimerFast)

  618.             self.fIdleTimerFast = self.startTimer(30) #self.fSavedSettings["Main/RefreshInterval"])

  619. 

  620.         if self.fIdleTimerSlow != 0:

  621.             self.killTimer(self.fIdleTimerSlow)

  622.             self.fIdleTimerSlow = self.startTimer(self.fSavedSettings["Main/RefreshInterval"]*2)

  623. 

  624.     def saveSettings(self):

  625.         settings = QSettings()

  626. 

  627.         settings.setValue("Geometry", self.saveGeometry())

  628.         settings.setValue("SplitterState", self.ui.splitter.saveState())

  629.         settings.setValue("ShowToolbar", self.ui.toolBar.isVisible())

  630.         #settings.setValue("HorizontalScrollBarValue", self.ui.graphicsView.horizontalScrollBar().value())

  631.         #settings.setValue("VerticalScrollBarValue", self.ui.graphicsView.verticalScrollBar().value())

  632. 

  633.         diskFolders = []

  634. 

  635.         for i in range(self.ui.cb_disk.count()):

  636.             diskFolders.append(self.ui.cb_disk.itemData(i))

  637. 

  638.         settings.setValue("DiskFolders", diskFolders)

  639. 

  640.         self.fContainer.saveSettings(settings)

  641. 

  642.     # -----------------------------------------------------------------

  643.     # Internal stuff (gui)

  644. 

  645.     def setProperWindowTitle(self):

  646.         title = self.fClientName

  647. 

  648.         if self.fProjectFilename:

  649.             title += " - %s" % os.path.basename(self.fProjectFilename)

  650.         if self.fSessionManagerName:

  651.             title += " (%s)" % self.fSessionManagerName

  652. 

  653.         self.setWindowTitle(title)

  654. 

  655.     # -----------------------------------------------------------------

  656. 

  657.     @pyqtSlot()

  658.     def slot_fileNew(self):

  659.         self.fContainer.removeAllPlugins()

  660.         self.fProjectFilename = ""

  661.         self.setProperWindowTitle()

  662. 

  663.     @pyqtSlot()

  664.     def slot_fileOpen(self):

  665.         fileFilter  = self.tr("Carla Project File (*.carxp)")

  666.         filenameTry = QFileDialog.getOpenFileName(self, self.tr("Open Carla Project File"), self.fSavedSettings["Main/DefaultProjectFolder"], filter=fileFilter)[0]

  667. 

  668.         if not filenameTry:

  669.             return

  670. 

  671.         newFile = True

  672. 

  673.         if self.fContainer.getPluginCount() > 0:

  674.             ask = QMessageBox.question(self, self.tr("Question"), self.tr("There are some plugins loaded, do you want to remove them now?"),

  675.                                                                           QMessageBox.Yes | QMessageBox.No, QMessageBox.No)

  676.             newFile = ask == QMessageBox.Yes

  677. 

  678.         if newFile:

  679.             self.fContainer.removeAllPlugins()

  680.             self.fProjectFilename = filenameTry

  681.             self.setProperWindowTitle()

  682.             self.loadProjectNow()

  683.         else:

  684.             filenameOld = self.fProjectFilename

  685.             self.fProjectFilename = filenameTry

  686.             self.loadProjectNow()

  687.             self.fProjectFilename = filenameOld

  688. 

  689.     @pyqtSlot()

  690.     def slot_fileSave(self, saveAs=False):

  691.         if self.fProjectFilename and not saveAs:

  692.             return self.saveProjectNow()

  693. 

  694.         fileFilter  = self.tr("Carla Project File (*.carxp)")

  695.         filenameTry = QFileDialog.getSaveFileName(self, self.tr("Save Carla Project File"), self.fSavedSettings["Main/DefaultProjectFolder"], filter=fileFilter)[0]

  696. 

  697.         if not filenameTry:

  698.             return

  699. 

  700.         if not filenameTry.endswith(".carxp"):

  701.             filenameTry += ".carxp"

  702. 

  703.         if self.fProjectFilename != filenameTry:

  704.             self.fProjectFilename = filenameTry

  705.             self.setProperWindowTitle()

  706. 

  707.         self.saveProjectNow()

  708. 

  709.     @pyqtSlot()

  710.     def slot_fileSaveAs(self):

  711.         self.slot_fileSave(True)

  712. 

  713.     # -----------------------------------------------------------------

  714. 

  715.     @pyqtSlot()

  716.     def slot_engineStart(self, doStart = True):

  717.         if doStart: self.startEngine()

  718. 

  719.         check = Carla.host.is_engine_running()

  720.         self.ui.menu_PluginMacros.setEnabled(check)

  721.         self.ui.menu_Canvas.setEnabled(check)

  722. 

  723.         if not Carla.isPlugin:

  724.             self.ui.act_file_save.setEnabled(check)

  725.             self.ui.act_engine_start.setEnabled(not check)

  726.             self.ui.act_engine_stop.setEnabled(check)

  727. 

  728.             if self.fSessionManagerName != "Non Session Manager":

  729.                 self.ui.act_file_open.setEnabled(check)

  730.                 self.ui.act_file_save_as.setEnabled(check)

  731. 

  732.             self.setTransportMenuEnabled(check)

  733. 

  734.         if check:

  735.             if not Carla.isPlugin:

  736.                 self.refreshTransport(True)

  737. 

  738.             self.fContainer.engineStarted()

  739. 

  740.     @pyqtSlot()

  741.     def slot_engineStop(self, doStop = True):

  742.         if doStop: self.stopEngine()

  743. 

  744.         check = Carla.host.is_engine_running()

  745.         self.ui.menu_PluginMacros.setEnabled(check)

  746.         self.ui.menu_Canvas.setEnabled(check)

  747. 

  748.         if not Carla.isPlugin:

  749.             self.ui.act_file_save.setEnabled(check)

  750.             self.ui.act_engine_start.setEnabled(not check)

  751.             self.ui.act_engine_stop.setEnabled(check)

  752. 

  753.             if self.fSessionManagerName != "Non Session Manager":

  754.                 self.ui.act_file_open.setEnabled(check)

  755.                 self.ui.act_file_save_as.setEnabled(check)

  756. 

  757.             self.setTransportMenuEnabled(check)

  758. 

  759.         if not check:

  760.             self.fTextTransport = ""

  761.             self.fContainer.engineStopped()

  762. 

  763.     # -----------------------------------------------------------------

  764. 

  765.     @pyqtSlot()

  766.     def slot_pluginAdd(self):

  767.         dialog = PluginDatabaseW(self)

  768. 

  769.         if not dialog.exec_():

  770.             return

  771. 

  772.         if not Carla.host.is_engine_running():

  773.             QMessageBox.warning(self, self.tr("Warning"), self.tr("Cannot add new plugins while engine is stopped"))

  774.             return

  775. 

  776.         btype    = dialog.fRetPlugin['build']

  777.         ptype    = dialog.fRetPlugin['type']

  778.         filename = dialog.fRetPlugin['binary']

  779.         label    = dialog.fRetPlugin['label']

  780.         extraPtr = self.getExtraPtr(dialog.fRetPlugin)

  781. 

  782.         if not Carla.host.add_plugin(btype, ptype, filename, None, label, extraPtr):

  783.             CustomMessageBox(self, QMessageBox.Critical, self.tr("Error"), self.tr("Failed to load plugin"), charPtrToString(Carla.host.get_last_error()), QMessageBox.Ok, QMessageBox.Ok)

  784.             return

  785. 

  786.     @pyqtSlot()

  787.     def slot_pluginRemoveAll(self):

  788.         self.ui.act_plugin_remove_all.setEnabled(False)

  789.         self.fContainer.removeAllPlugins()

  790.         Carla.host.remove_all_plugins()

  791. 

  792.     # -----------------------------------------------------------------

  793. 

  794.     @pyqtSlot(bool)

  795.     def slot_transportPlayPause(self, toggled):

  796.         if not Carla.host.is_engine_running():

  797.             return

  798. 

  799.         if toggled:

  800.             Carla.host.transport_play()

  801.         else:

  802.             Carla.host.transport_pause()

  803. 

  804.         self.refreshTransport()

  805. 

  806.     @pyqtSlot()

  807.     def slot_transportStop(self):

  808.         if not Carla.host.is_engine_running():

  809.             return

  810. 

  811.         Carla.host.transport_pause()

  812.         Carla.host.transport_relocate(0)

  813. 

  814.         self.refreshTransport()

  815. 

  816.     @pyqtSlot()

  817.     def slot_transportBackwards(self):

  818.         if not Carla.host.is_engine_running():

  819.             return

  820. 

  821.         newFrame = Carla.host.get_current_transport_frame() - 100000

  822. 

  823.         if newFrame < 0:

  824.             newFrame = 0

  825. 

  826.         Carla.host.transport_relocate(newFrame)

  827. 

  828.     @pyqtSlot()

  829.     def slot_transportForwards(self):

  830.         if not Carla.host.is_engine_running():

  831.             return

  832. 

  833.         newFrame = Carla.host.get_current_transport_frame() + 100000

  834.         Carla.host.transport_relocate(newFrame)

  835. 

  836.     # -----------------------------------------------------------------

  837. 

  838.     @pyqtSlot()

  839.     def slot_aboutCarla(self):

  840.         CarlaAboutW(self).exec_()

  841. 

  842.     @pyqtSlot()

  843.     def slot_aboutQt(self):

  844.         QApplication.instance().aboutQt()

  845. 

  846.     # -----------------------------------------------------------------

  847. 

  848.     @pyqtSlot(int)

  849.     def slot_diskFolderChanged(self, index):

  850.         if index < 0:

  851.             return

  852.         elif index == 0:

  853.             filename = HOME

  854.             self.ui.b_disk_remove.setEnabled(False)

  855.         else:

  856.             filename = self.ui.cb_disk.itemData(index)

  857.             self.ui.b_disk_remove.setEnabled(True)

  858. 

  859.         self.fDirModel.setRootPath(filename)

  860.         self.ui.fileTreeView.setRootIndex(self.fDirModel.index(filename))

  861. 

  862.     @pyqtSlot()

  863.     def slot_diskFolderAdd(self):

  864.         newPath = QFileDialog.getExistingDirectory(self, self.tr("New Folder"), "", QFileDialog.ShowDirsOnly)

  865. 

  866.         if newPath:

  867.             if newPath[-1] == os.sep:

  868.                 newPath = newPath[:-1]

  869.             self.ui.cb_disk.addItem(os.path.basename(newPath), newPath)

  870.             self.ui.cb_disk.setCurrentIndex(self.ui.cb_disk.count()-1)

  871.             self.ui.b_disk_remove.setEnabled(True)

  872. 

  873.     @pyqtSlot()

  874.     def slot_diskFolderRemove(self):

  875.         index = self.ui.cb_disk.currentIndex()

  876. 

  877.         if index <= 0:

  878.             return

  879. 

  880.         self.ui.cb_disk.removeItem(index)

  881. 

  882.         if self.ui.cb_disk.currentIndex() == 0:

  883.             self.ui.b_disk_remove.setEnabled(False)

  884. 

  885.     @pyqtSlot(QModelIndex)

  886.     def slot_fileTreeDoubleClicked(self, modelIndex):

  887.         filename = self.fDirModel.filePath(modelIndex)

  888. 

  889.         if not Carla.host.load_filename(filename):

  890.             CustomMessageBox(self, QMessageBox.Critical, self.tr("Error"),

  891.                              self.tr("Failed to load file"),

  892.                              Carla.host.get_last_error(), QMessageBox.Ok, QMessageBox.Ok)

  893. 

  894.     # -----------------------------------------------------------------

  895. 

  896.     @pyqtSlot(int, int, int, float, str)

  897.     def slot_handleDebugCallback(self, pluginId, value1, value2, value3, valueStr):

  898.         print("DEBUG:", pluginId, value1, value2, value3, valueStr)

  899.         #self.ui.pte_log.appendPlainText(valueStr.replace("", "DEBUG: ").replace("", "ERROR: ").replace("", "").replace("\n", ""))

  900. 

  901.     @pyqtSlot(int)

  902.     def slot_handlePluginAddedCallback(self, pluginId):

  903.         self.fContainer.addPlugin(pluginId, self.fIsProjectLoading)

  904. 

  905.         if self.fContainer.getPluginCount() == 1:

  906.             self.ui.act_plugin_remove_all.setEnabled(True)

  907. 

  908.     @pyqtSlot(int)

  909.     def slot_handlePluginRemovedCallback(self, pluginId):

  910.         self.fContainer.removePlugin(pluginId)

  911. 

  912.         if self.fContainer.getPluginCount() == 0:

  913.             self.ui.act_plugin_remove_all.setEnabled(False)

  914. 

  915.     @pyqtSlot(int, str)

  916.     def slot_handlePluginRenamedCallback(self, pluginId, newName):

  917.         self.fContainer.renamePlugin(pluginId, newName)

  918. 

  919.     @pyqtSlot(int)

  920.     def slot_handleBufferSizeChangedCallback(self, newBufferSize):

  921.         self.fBufferSize = newBufferSize

  922.         self.fContainer.engineChanged()

  923. 

  924.     @pyqtSlot(float)

  925.     def slot_handleSampleRateChangedCallback(self, newSampleRate):

  926.         self.fSampleRate = newSampleRate

  927.         self.fContainer.engineChanged()

  928. 

  929.     # -----------------------------------------------------------------

  930. 

  931.     @pyqtSlot(str)

  932.     def slot_handleEngineStartedCallback(self, driverName):

  933.         self.fBufferSize = Carla.host.get_buffer_size()

  934.         self.fSampleRate = Carla.host.get_sample_rate()

  935. 

  936.         if self.fIdleTimerFast == 0:

  937.             self.fIdleTimerFast = self.startTimer(30) #self.fSavedSettings["Main/RefreshInterval"])

  938.         if self.fIdleTimerSlow == 0:

  939.             self.fIdleTimerSlow = self.startTimer(self.fSavedSettings["Main/RefreshInterval"]*2)

  940. 

  941.         self.slot_engineStart(False)

  942. 

  943.     @pyqtSlot()

  944.     def slot_handleEngineStoppedCallback(self):

  945.         self.fBufferSize = 0

  946.         self.fSampleRate = 0.0

  947. 

  948.         if self.fIdleTimerFast != 0:

  949.             self.killTimer(self.fIdleTimerFast)

  950.             self.fIdleTimerFast = 0

  951. 

  952.         if self.fIdleTimerSlow != 0:

  953.             self.killTimer(self.fIdleTimerSlow)

  954.             self.fIdleTimerSlow = 0

  955. 

  956.         if self.fContainer.getPluginCount() > 0:

  957.             self.ui.act_plugin_remove_all.setEnabled(False)

  958.             self.fContainer.removeAllPlugins() # FIXME?

  959. 

  960.         self.slot_engineStop(False)

  961. 

  962.     # -----------------------------------------------------------------

  963. 

  964.     @pyqtSlot()

  965.     def slot_handleSIGUSR1(self):

  966.         print("Got SIGUSR1 -> Saving project now")

  967.         #QTimer.singleShot(0, self, SLOT("slot_fileSave)

  968. 

  969.     @pyqtSlot()

  970.     def slot_handleSIGTERM(self):

  971.         print("Got SIGTERM -> Closing now")

  972.         self.close()

  973. 

  974.     # -----------------------------------------------------------------

  975. 

  976.     def timerEvent(self, event):

  977.         if event.timerId() == self.fIdleTimerFast:

  978.             if not Carla.isPlugin:

  979.                 Carla.host.engine_idle()

  980.                 self.refreshTransport()

  981. 

  982.             self.fContainer.idleFast()

  983. 

  984.         elif event.timerId() == self.fIdleTimerSlow:

  985.             self.fContainer.idleSlow()

  986. 

  987.         QMainWindow.timerEvent(self, event)

  988. 

  989.     def closeEvent(self, event):

  990.         if self.fIdleTimerFast != 0:

  991.             self.killTimer(self.fIdleTimerFast)

  992.             self.fIdleTimerFast = 0

  993. 

  994.         if self.fIdleTimerSlow != 0:

  995.             self.killTimer(self.fIdleTimerSlow)

  996.             self.fIdleTimerSlow = 0

  997. 

  998.         self.saveSettings()

  999. 

  1000.         if Carla.host.is_engine_running():

  1001.             Carla.host.set_engine_about_to_close()

  1002.             self.ui.act_plugin_remove_all.setEnabled(False)

  1003.             self.fContainer.removeAllPlugins()

  1004.             self.stopEngine()

  1005. 

  1006.         QMainWindow.closeEvent(self, event)

  1007. 

  1008. # ------------------------------------------------------------------------------------------------------------

  1009. # Engine callback

  1010. 

  1011. def EngineCallback(ptr, action, pluginId, value1, value2, value3, valueStr):

  1012.     if pluginId < 0 or not Carla.gui:

  1013.         return

  1014. 

  1015.     if action == ENGINE_CALLBACK_DEBUG:

  1016.         Carla.gui.DebugCallback.emit(pluginId, value1, value2, value3, charPtrToString(valueStr))

  1017.     elif action == ENGINE_CALLBACK_PLUGIN_ADDED:

  1018.         Carla.gui.PluginAddedCallback.emit(pluginId)

  1019.     elif action == ENGINE_CALLBACK_PLUGIN_REMOVED:

  1020.         Carla.gui.PluginRemovedCallback.emit(pluginId)

  1021.     elif action == ENGINE_CALLBACK_PLUGIN_RENAMED:

  1022.         Carla.gui.PluginRenamedCallback.emit(pluginId, valueStr)

  1023.     elif action == ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED:

  1024.         Carla.gui.ParameterValueChangedCallback.emit(pluginId, value1, value3)

  1025.     elif action == ENGINE_CALLBACK_PARAMETER_DEFAULT_CHANGED:

  1026.         Carla.gui.ParameterDefaultChangedCallback.emit(pluginId, value1, value3)

  1027.     elif action == ENGINE_CALLBACK_PARAMETER_MIDI_CHANNEL_CHANGED:

  1028.         Carla.gui.ParameterMidiChannelChangedCallback.emit(pluginId, value1, value2)

  1029.     elif action == ENGINE_CALLBACK_PARAMETER_MIDI_CC_CHANGED:

  1030.         Carla.gui.ParameterMidiCcChangedCallback.emit(pluginId, value1, value2)

  1031.     elif action == ENGINE_CALLBACK_PROGRAM_CHANGED:

  1032.         Carla.gui.ProgramChangedCallback.emit(pluginId, value1)

  1033.     elif action == ENGINE_CALLBACK_MIDI_PROGRAM_CHANGED:

  1034.         Carla.gui.MidiProgramChangedCallback.emit(pluginId, value1)

  1035.     elif action == ENGINE_CALLBACK_NOTE_ON:

  1036.         Carla.gui.NoteOnCallback.emit(pluginId, value1, value2, value3)

  1037.     elif action == ENGINE_CALLBACK_NOTE_OFF:

  1038.         Carla.gui.NoteOffCallback.emit(pluginId, value1, value2)

  1039.     elif action == ENGINE_CALLBACK_UI_STATE_CHANGED:

  1040.         Carla.gui.ShowGuiCallback.emit(pluginId, value1)

  1041.     elif action == ENGINE_CALLBACK_UPDATE:

  1042.         Carla.gui.UpdateCallback.emit(pluginId)

  1043.     elif action == ENGINE_CALLBACK_RELOAD_INFO:

  1044.         Carla.gui.ReloadInfoCallback.emit(pluginId)

  1045.     elif action == ENGINE_CALLBACK_RELOAD_PARAMETERS:

  1046.         Carla.gui.ReloadParametersCallback.emit(pluginId)

  1047.     elif action == ENGINE_CALLBACK_RELOAD_PROGRAMS:

  1048.         Carla.gui.ReloadProgramsCallback.emit(pluginId)

  1049.     elif action == ENGINE_CALLBACK_RELOAD_ALL:

  1050.         Carla.gui.ReloadAllCallback.emit(pluginId)

  1051.     elif action == ENGINE_CALLBACK_PATCHBAY_CLIENT_ADDED:

  1052.         Carla.gui.PatchbayClientAddedCallback.emit(value1, charPtrToString(valueStr))

  1053.     elif action == ENGINE_CALLBACK_PATCHBAY_CLIENT_REMOVED:

  1054.         Carla.gui.PatchbayClientRemovedCallback.emit(value1, charPtrToString(valueStr))

  1055.     elif action == ENGINE_CALLBACK_PATCHBAY_CLIENT_RENAMED:

  1056.         Carla.gui.PatchbayClientRenamedCallback.emit(value1, charPtrToString(valueStr))

  1057.     elif action == ENGINE_CALLBACK_PATCHBAY_PORT_ADDED:

  1058.         Carla.gui.PatchbayPortAddedCallback.emit(value1, value2, int(value3), charPtrToString(valueStr))

  1059.     elif action == ENGINE_CALLBACK_PATCHBAY_PORT_REMOVED:

  1060.         Carla.gui.PatchbayPortRemovedCallback.emit(value1, value2, charPtrToString(valueStr))

  1061.     elif action == ENGINE_CALLBACK_PATCHBAY_PORT_RENAMED:

  1062.         Carla.gui.PatchbayPortRenamedCallback.emit(value1, value2, charPtrToString(valueStr))

  1063.     elif action == ENGINE_CALLBACK_PATCHBAY_CONNECTION_ADDED:

  1064.         Carla.gui.PatchbayConnectionAddedCallback.emit(value1, value2, value3)

  1065.     elif action == ENGINE_CALLBACK_PATCHBAY_CONNECTION_REMOVED:

  1066.         Carla.gui.PatchbayConnectionRemovedCallback.emit(value1)

  1067.     #elif action == ENGINE_CALLBACK_PATCHBAY_ICON_CHANGED:

  1068.         #Carla.gui.PatchbayIconChangedCallback.emit(value1, charPtrToString(valueStr))

  1069.     elif action == ENGINE_CALLBACK_BUFFER_SIZE_CHANGED:

  1070.         Carla.gui.BufferSizeChangedCallback.emit(value1)

  1071.     elif action == ENGINE_CALLBACK_SAMPLE_RATE_CHANGED:

  1072.         Carla.gui.SampleRateChangedCallback.emit(value3)

  1073.     elif action == ENGINE_CALLBACK_PROCESS_MODE_CHANGED:

  1074.         Carla.gui.ProcessModeChangedCallback.emit(value1)

  1075.     elif action == ENGINE_CALLBACK_ENGINE_STARTED:

  1076.         Carla.gui.EngineStartedCallback.emit(charPtrToString(valueStr))

  1077.     elif action == ENGINE_CALLBACK_ENGINE_STOPPED:

  1078.         Carla.gui.EngineStoppedChangedCallback.emit()

  1079.     #elif action == CALLBACK_NSM_ANNOUNCE:

  1080.         #Carla.gui.NSM_AnnounceCallback.emit(charPtrToString(valueStr))

  1081.     #elif action == CALLBACK_NSM_OPEN:

  1082.         #Carla.gui.NSM_OpenCallback.emit(charPtrToString(valueStr))

  1083.     #elif action == CALLBACK_NSM_SAVE:

  1084.         #Carla.gui.NSM_SaveCallback.emit()

  1085.     elif action == ENGINE_CALLBACK_ERROR:

  1086.         Carla.gui.ErrorCallback.emit(charPtrToString(valueStr))

  1087.     elif action == ENGINE_CALLBACK_QUIT:

  1088.         Carla.gui.QuitCallback.emit()