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Carla
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Audio plugin host https://kx.studio/carla
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Carla/source/carla_settings.py

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  1. #!/usr/bin/env python3

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

  3. 

  4. # Carla settings code

  5. # Copyright (C) 2011-2014 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 (Config)

  21. 

  22. from carla_config import *

  23. 

  24. # ------------------------------------------------------------------------------------------------------------

  25. # Imports (Global)

  26. 

  27. if config_UseQt5:

  28.     from PyQt5.QtCore import pyqtSlot, QByteArray, QDir, QSettings

  29.     from PyQt5.QtGui import QColor, QCursor, QFontMetrics, QPainter, QPainterPath

  30.     from PyQt5.QtWidgets import QDialog, QDialogButtonBox, QFrame, QInputDialog, QLineEdit, QMenu, QVBoxLayout, QWidget

  31. else:

  32.     from PyQt4.QtCore import pyqtSlot, QByteArray, QDir, QSettings

  33.     from PyQt4.QtGui import QColor, QCursor, QFontMetrics, QPainter, QPainterPath

  34.     from PyQt4.QtGui import QDialog, QDialogButtonBox, QFrame, QInputDialog, QLineEdit, QMenu, QVBoxLayout, QWidget

  35. 

  36. # ------------------------------------------------------------------------------------------------------------

  37. # Imports (Custom)

  38. 

  39. import ui_carla_settings

  40. import ui_carla_settings_driver

  41. 

  42. from carla_style import *

  43. from patchcanvas_theme import *

  44. 

  45. # ------------------------------------------------------------------------------------------------------------

  46. # PatchCanvas defines

  47. 

  48. CANVAS_ANTIALIASING_SMALL = 1

  49. CANVAS_EYECANDY_SMALL     = 1

  50. 

  51. # ------------------------------------------------------------------------------------------------------------

  52. # Carla defaults

  53. 

  54. # Main

  55. CARLA_DEFAULT_MAIN_PROJECT_FOLDER   = QDir.homePath()

  56. CARLA_DEFAULT_MAIN_USE_PRO_THEME    = True

  57. CARLA_DEFAULT_MAIN_PRO_THEME_COLOR  = "Black"

  58. CARLA_DEFAULT_MAIN_REFRESH_INTERVAL = 20

  59. CARLA_DEFAULT_MAIN_USE_CUSTOM_SKINS = True

  60. 

  61. # Canvas

  62. CARLA_DEFAULT_CANVAS_THEME            = "Modern Dark"

  63. CARLA_DEFAULT_CANVAS_SIZE             = "3100x2400"

  64. CARLA_DEFAULT_CANVAS_SIZE_WIDTH       = 3100

  65. CARLA_DEFAULT_CANVAS_SIZE_HEIGHT      = 2400

  66. CARLA_DEFAULT_CANVAS_USE_BEZIER_LINES = True

  67. CARLA_DEFAULT_CANVAS_AUTO_HIDE_GROUPS = True

  68. CARLA_DEFAULT_CANVAS_EYE_CANDY        = CANVAS_EYECANDY_SMALL

  69. CARLA_DEFAULT_CANVAS_USE_OPENGL       = False

  70. CARLA_DEFAULT_CANVAS_ANTIALIASING     = CANVAS_ANTIALIASING_SMALL

  71. CARLA_DEFAULT_CANVAS_HQ_ANTIALIASING  = False

  72. 

  73. # Engine

  74. CARLA_DEFAULT_FORCE_STEREO          = False

  75. CARLA_DEFAULT_PREFER_PLUGIN_BRIDGES = False

  76. CARLA_DEFAULT_PREFER_UI_BRIDGES     = True

  77. CARLA_DEFAULT_UIS_ALWAYS_ON_TOP     = True

  78. CARLA_DEFAULT_MAX_PARAMETERS        = MAX_DEFAULT_PARAMETERS

  79. CARLA_DEFAULT_UI_BRIDGES_TIMEOUT    = 4000

  80. 

  81. CARLA_DEFAULT_AUDIO_NUM_PERIODS     = 2

  82. CARLA_DEFAULT_AUDIO_BUFFER_SIZE     = 512

  83. CARLA_DEFAULT_AUDIO_SAMPLE_RATE     = 44100

  84. 

  85. if WINDOWS:

  86.     CARLA_DEFAULT_AUDIO_DRIVER = "DirectSound"

  87. elif MACOS:

  88.     CARLA_DEFAULT_AUDIO_DRIVER = "CoreAudio"

  89. else:

  90.     CARLA_DEFAULT_AUDIO_DRIVER = "JACK"

  91. 

  92. if LINUX:

  93.     CARLA_DEFAULT_PROCESS_MODE   = ENGINE_PROCESS_MODE_MULTIPLE_CLIENTS

  94.     CARLA_DEFAULT_TRANSPORT_MODE = ENGINE_TRANSPORT_MODE_JACK

  95. else:

  96.     CARLA_DEFAULT_PROCESS_MODE   = ENGINE_PROCESS_MODE_CONTINUOUS_RACK

  97.     CARLA_DEFAULT_TRANSPORT_MODE = ENGINE_TRANSPORT_MODE_INTERNAL

  98. 

  99. # ------------------------------------------------------------------------------------------------------------

  100. # ...

  101. 

  102. BUFFER_SIZE_LIST = (16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192)

  103. SAMPLE_RATE_LIST = (22050, 32000, 44100, 48000, 88200, 96000, 176400, 192000)

  104. 

  105. # ------------------------------------------------------------------------------------------------------------

  106. # Driver Settings

  107. 

  108. class DriverSettingsW(QDialog):

  109.     def __init__(self, parent, driverIndex, driverName):

  110.         QDialog.__init__(self, parent)

  111.         self.ui = ui_carla_settings_driver.Ui_DriverSettingsW()

  112.         self.ui.setupUi(self)

  113. 

  114.         # -------------------------------------------------------------

  115.         # Internal stuff

  116. 

  117.         self.fDriverIndex = driverIndex

  118.         self.fDriverName  = driverName

  119.         self.fDeviceNames = gCarla.host.get_engine_driver_device_names(driverIndex) if gCarla.host is not None else []

  120. 

  121.         self.fBufferSizes = BUFFER_SIZE_LIST

  122.         self.fSampleRates = SAMPLE_RATE_LIST

  123. 

  124.         # -------------------------------------------------------------

  125.         # Set-up GUI

  126. 

  127.         for name in self.fDeviceNames:

  128.             self.ui.cb_device.addItem(name)

  129. 

  130.         # -------------------------------------------------------------

  131.         # Load settings

  132. 

  133.         self.loadSettings()

  134. 

  135.         # -------------------------------------------------------------

  136.         # Set-up connections

  137. 

  138.         self.accepted.connect(self.slot_saveSettings)

  139.         self.ui.cb_device.currentIndexChanged.connect(self.slot_updateDeviceInfo)

  140. 

  141.         # -------------------------------------------------------------

  142. 

  143.     def loadSettings(self):

  144.         settings = QSettings()

  145. 

  146.         audioDevice     = settings.value("%s%s/Device"     % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), "",                              type=str)

  147.         audioNumPeriods = settings.value("%s%s/NumPeriods" % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), CARLA_DEFAULT_AUDIO_NUM_PERIODS, type=int)

  148.         audioBufferSize = settings.value("%s%s/BufferSize" % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), CARLA_DEFAULT_AUDIO_BUFFER_SIZE, type=int)

  149.         audioSampleRate = settings.value("%s%s/SampleRate" % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), CARLA_DEFAULT_AUDIO_SAMPLE_RATE, type=int)

  150. 

  151.         if audioDevice and audioDevice in self.fDeviceNames:

  152.             self.ui.cb_device.setCurrentIndex(self.fDeviceNames.index(audioDevice))

  153.         else:

  154.             self.ui.cb_device.setCurrentIndex(-1)

  155. 

  156.         # fill combo-boxes first

  157.         self.slot_updateDeviceInfo()

  158. 

  159.         if audioNumPeriods in (2, 3):

  160.             self.ui.sb_numperiods.setValue(audioNumPeriods)

  161.         else:

  162.             self.ui.sb_numperiods.setValue(CARLA_DEFAULT_AUDIO_NUM_PERIODS)

  163. 

  164.         if audioBufferSize and audioBufferSize in self.fBufferSizes:

  165.             self.ui.cb_buffersize.setCurrentIndex(self.fBufferSizes.index(audioBufferSize))

  166.         elif self.fBufferSizes == BUFFER_SIZE_LIST:

  167.             self.ui.cb_buffersize.setCurrentIndex(BUFFER_SIZE_LIST.index(CARLA_DEFAULT_AUDIO_BUFFER_SIZE))

  168.         else:

  169.             self.ui.cb_buffersize.setCurrentIndex(len(self.fBufferSizes)/2)

  170. 

  171.         if audioSampleRate and audioSampleRate in self.fSampleRates:

  172.             self.ui.cb_samplerate.setCurrentIndex(self.fSampleRates.index(audioSampleRate))

  173.         elif self.fSampleRates == SAMPLE_RATE_LIST:

  174.             self.ui.cb_samplerate.setCurrentIndex(SAMPLE_RATE_LIST.index(CARLA_DEFAULT_AUDIO_SAMPLE_RATE))

  175.         else:

  176.             self.ui.cb_samplerate.setCurrentIndex(len(self.fSampleRates)/2)

  177. 

  178.     @pyqtSlot()

  179.     def slot_saveSettings(self):

  180.         settings = QSettings()

  181. 

  182.         settings.setValue("%s%s/Device"     % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), self.ui.cb_device.currentText())

  183.         settings.setValue("%s%s/NumPeriods" % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), self.ui.sb_numperiods.value())

  184.         settings.setValue("%s%s/BufferSize" % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), self.ui.cb_buffersize.currentText())

  185.         settings.setValue("%s%s/SampleRate" % (CARLA_KEY_ENGINE_DRIVER_PREFIX, self.fDriverName), self.ui.cb_samplerate.currentText())

  186. 

  187.     @pyqtSlot()

  188.     def slot_updateDeviceInfo(self):

  189.         deviceName = self.ui.cb_device.currentText()

  190. 

  191.         oldBufferSize = self.ui.cb_buffersize.currentText()

  192.         oldSampleRate = self.ui.cb_samplerate.currentText()

  193. 

  194.         self.ui.cb_buffersize.clear()

  195.         self.ui.cb_samplerate.clear()

  196. 

  197.         if deviceName and gCarla.host is not None:

  198.             driverDeviceInfo  = gCarla.host.get_engine_driver_device_info(self.fDriverIndex, deviceName)

  199.             self.fBufferSizes = driverDeviceInfo['bufferSizes']

  200.             self.fSampleRates = driverDeviceInfo['sampleRates']

  201.         else:

  202.             self.fBufferSizes = BUFFER_SIZE_LIST

  203.             self.fSampleRates = SAMPLE_RATE_LIST

  204. 

  205.         for bsize in self.fBufferSizes:

  206.             sbsize = str(bsize)

  207.             self.ui.cb_buffersize.addItem(sbsize)

  208. 

  209.             if oldBufferSize == sbsize:

  210.                 self.ui.cb_buffersize.setCurrentIndex(self.ui.cb_buffersize.count()-1)

  211. 

  212.         for srate in self.fSampleRates:

  213.             ssrate = str(int(srate))

  214.             self.ui.cb_samplerate.addItem(ssrate)

  215. 

  216.             if oldSampleRate == ssrate:

  217.                 self.ui.cb_samplerate.setCurrentIndex(self.ui.cb_samplerate.count()-1)

  218. 

  219.     def done(self, r):

  220.         QDialog.done(self, r)

  221.         self.close()

  222. 

  223. # ------------------------------------------------------------------------------------------------------------

  224. # Settings Dialog

  225. 

  226. class CarlaSettingsW(QDialog):

  227.     # Tab indexes

  228.     TAB_INDEX_MAIN   = 0

  229.     TAB_INDEX_CANVAS = 1

  230.     TAB_INDEX_ENGINE = 2

  231.     TAB_INDEX_PATHS  = 3

  232.     TAB_INDEX_NONE   = 4

  233. 

  234.     # Path indexes

  235.     PATH_INDEX_LADSPA = 0

  236.     PATH_INDEX_DSSI   = 1

  237.     PATH_INDEX_LV2    = 2

  238.     PATH_INDEX_VST    = 3

  239.     PATH_INDEX_VST3   = 4

  240.     PATH_INDEX_AU     = 5 if MACOS else -2

  241.     PATH_INDEX_GIG    = 6 if MACOS else 5

  242.     PATH_INDEX_SF2    = 7 if MACOS else 6

  243.     PATH_INDEX_SFZ    = 8 if MACOS else 7

  244. 

  245.     # Single and Multiple client mode is only for JACK,

  246.     # but we still want to match QComboBox index to defines,

  247.     # so add +2 pos padding if driverName != "JACK".

  248.     PROCESS_MODE_NON_JACK_PADDING = 2

  249. 

  250.     def __init__(self, parent, hasCanvas, hasCanvasGL, hasEngine):

  251.         QDialog.__init__(self, parent)

  252.         self.ui = ui_carla_settings.Ui_CarlaSettingsW()

  253.         self.ui.setupUi(self)

  254. 

  255.         self.ui.lw_page.setFixedWidth(48 + 6 + 6 + QFontMetrics(self.ui.lw_page.font()).width("88888888"))

  256. 

  257.         # -------------------------------------------------------------

  258.         # Set-up GUI

  259. 

  260.         if gCarla.host is not None:

  261.             for i in range(gCarla.host.get_engine_driver_count()):

  262.                 self.ui.cb_engine_audio_driver.addItem(gCarla.host.get_engine_driver_name(i))

  263.         else:

  264.             self.ui.tb_engine_driver_config.setEnabled(False)

  265. 

  266.         for i in range(Theme.THEME_MAX):

  267.             self.ui.cb_canvas_theme.addItem(getThemeName(i))

  268. 

  269.         # -------------------------------------------------------------

  270.         # Load settings

  271. 

  272.         self.loadSettings()

  273. 

  274.         if not hasCanvas:

  275.             self.ui.lw_page.hideRow(self.TAB_INDEX_CANVAS)

  276. 

  277.             if not hasCanvasGL:

  278.                 self.ui.cb_canvas_use_opengl.setChecked(False)

  279.                 self.ui.cb_canvas_use_opengl.setEnabled(False)

  280. 

  281.         if gCarla.isPlugin or not hasEngine:

  282.             self.ui.lw_page.hideRow(self.TAB_INDEX_ENGINE)

  283. 

  284.             if gCarla.isPlugin:

  285.                 self.ui.lw_page.hideRow(self.TAB_INDEX_PATHS)

  286. 

  287.         if WINDOWS and not config_UseQt5:

  288.             self.ui.group_main_theme.setEnabled(False)

  289.             self.ui.ch_main_theme_pro.setChecked(False)

  290. 

  291.         if not MACOS:

  292.             auIndex = self.ui.cb_paths.findText("AU")

  293.             self.ui.cb_paths.removeItem(auIndex)

  294.             self.ui.tw_paths.removeWidget(self.ui.tw_paths.widget(auIndex))

  295. 

  296.         # -------------------------------------------------------------

  297.         # Set-up connections

  298. 

  299.         self.accepted.connect(self.slot_saveSettings)

  300.         self.ui.buttonBox.button(QDialogButtonBox.Reset).clicked.connect(self.slot_resetSettings)

  301. 

  302.         self.ui.b_main_proj_folder_open.clicked.connect(self.slot_getAndSetProjectPath)

  303. 

  304.         self.ui.cb_engine_audio_driver.currentIndexChanged.connect(self.slot_engineAudioDriverChanged)

  305.         self.ui.tb_engine_driver_config.clicked.connect(self.slot_showAudioDriverSettings)

  306. 

  307.         self.ui.b_paths_add.clicked.connect(self.slot_addPluginPath)

  308.         self.ui.b_paths_remove.clicked.connect(self.slot_removePluginPath)

  309.         self.ui.b_paths_change.clicked.connect(self.slot_changePluginPath)

  310.         self.ui.cb_paths.currentIndexChanged.connect(self.slot_pluginPathTabChanged)

  311.         self.ui.lw_ladspa.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  312.         self.ui.lw_dssi.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  313.         self.ui.lw_lv2.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  314.         self.ui.lw_vst.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  315.         self.ui.lw_vst3.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  316.         self.ui.lw_au.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  317.         self.ui.lw_gig.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  318.         self.ui.lw_sf2.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  319.         self.ui.lw_sfz.currentRowChanged.connect(self.slot_pluginPathRowChanged)

  320. 

  321.         # -------------------------------------------------------------

  322.         # Post-connect setup

  323. 

  324.         self.ui.lw_ladspa.setCurrentRow(0)

  325.         self.ui.lw_dssi.setCurrentRow(0)

  326.         self.ui.lw_lv2.setCurrentRow(0)

  327.         self.ui.lw_vst.setCurrentRow(0)

  328.         self.ui.lw_vst3.setCurrentRow(0)

  329.         self.ui.lw_au.setCurrentRow(0)

  330.         self.ui.lw_gig.setCurrentRow(0)

  331.         self.ui.lw_sf2.setCurrentRow(0)

  332.         self.ui.lw_sfz.setCurrentRow(0)

  333. 

  334.         self.ui.lw_page.setCurrentCell(0, 0)

  335. 

  336.     def loadSettings(self):

  337.         settings = QSettings()

  338. 

  339.         # ---------------------------------------

  340.         # Main

  341. 

  342.         self.ui.le_main_proj_folder.setText(settings.value(CARLA_KEY_MAIN_PROJECT_FOLDER, CARLA_DEFAULT_MAIN_PROJECT_FOLDER, type=str))

  343.         self.ui.ch_main_theme_pro.setChecked(settings.value(CARLA_KEY_MAIN_USE_PRO_THEME, CARLA_DEFAULT_MAIN_USE_PRO_THEME, type=bool))

  344.         self.ui.cb_main_theme_color.setCurrentIndex(self.ui.cb_main_theme_color.findText(settings.value(CARLA_KEY_MAIN_PRO_THEME_COLOR, CARLA_DEFAULT_MAIN_PRO_THEME_COLOR, type=str)))

  345.         self.ui.sb_main_refresh_interval.setValue(settings.value(CARLA_KEY_MAIN_REFRESH_INTERVAL, CARLA_DEFAULT_MAIN_REFRESH_INTERVAL, type=int))

  346.         self.ui.cb_main_use_custom_skins.setChecked(settings.value(CARLA_KEY_MAIN_USE_CUSTOM_SKINS, CARLA_DEFAULT_MAIN_USE_CUSTOM_SKINS, type=bool))

  347. 

  348.         # ---------------------------------------

  349.         # Canvas

  350. 

  351.         self.ui.cb_canvas_theme.setCurrentIndex(self.ui.cb_canvas_theme.findText(settings.value(CARLA_KEY_CANVAS_THEME, CARLA_DEFAULT_CANVAS_THEME, type=str)))

  352.         self.ui.cb_canvas_size.setCurrentIndex(self.ui.cb_canvas_size.findText(settings.value(CARLA_KEY_CANVAS_SIZE, CARLA_DEFAULT_CANVAS_SIZE, type=str)))

  353.         self.ui.cb_canvas_bezier_lines.setChecked(settings.value(CARLA_KEY_CANVAS_USE_BEZIER_LINES, CARLA_DEFAULT_CANVAS_USE_BEZIER_LINES, type=bool))

  354.         self.ui.cb_canvas_hide_groups.setChecked(settings.value(CARLA_KEY_CANVAS_AUTO_HIDE_GROUPS, CARLA_DEFAULT_CANVAS_AUTO_HIDE_GROUPS, type=bool))

  355.         self.ui.cb_canvas_eyecandy.setCheckState(settings.value(CARLA_KEY_CANVAS_EYE_CANDY, CARLA_DEFAULT_CANVAS_EYE_CANDY, type=int))

  356.         self.ui.cb_canvas_use_opengl.setChecked(settings.value(CARLA_KEY_CANVAS_USE_OPENGL, CARLA_DEFAULT_CANVAS_USE_OPENGL, type=bool))

  357.         self.ui.cb_canvas_render_aa.setCheckState(settings.value(CARLA_KEY_CANVAS_ANTIALIASING, CARLA_DEFAULT_CANVAS_ANTIALIASING, type=int))

  358.         self.ui.cb_canvas_render_hq_aa.setChecked(settings.value(CARLA_KEY_CANVAS_HQ_ANTIALIASING, CARLA_DEFAULT_CANVAS_HQ_ANTIALIASING, type=bool))

  359. 

  360.         # --------------------------------------------

  361.         # Engine

  362. 

  363.         audioDriver = settings.value(CARLA_KEY_ENGINE_AUDIO_DRIVER, CARLA_DEFAULT_AUDIO_DRIVER, type=str)

  364. 

  365.         for i in range(self.ui.cb_engine_audio_driver.count()):

  366.             if self.ui.cb_engine_audio_driver.itemText(i) == audioDriver:

  367.                 self.ui.cb_engine_audio_driver.setCurrentIndex(i)

  368.                 break

  369.         else:

  370.             self.ui.cb_engine_audio_driver.setCurrentIndex(-1)

  371. 

  372.         if audioDriver == "JACK":

  373.             processModeIndex = settings.value(CARLA_KEY_ENGINE_PROCESS_MODE, ENGINE_PROCESS_MODE_MULTIPLE_CLIENTS, type=int)

  374.             self.ui.cb_engine_process_mode_jack.setCurrentIndex(processModeIndex)

  375.             self.ui.sw_engine_process_mode.setCurrentIndex(0)

  376.         else:

  377.             processModeIndex  = settings.value(CARLA_KEY_ENGINE_PROCESS_MODE, ENGINE_PROCESS_MODE_CONTINUOUS_RACK, type=int)

  378.             processModeIndex -= self.PROCESS_MODE_NON_JACK_PADDING

  379.             self.ui.cb_engine_process_mode_other.setCurrentIndex(processModeIndex)

  380.             self.ui.sw_engine_process_mode.setCurrentIndex(1)

  381. 

  382.         self.ui.sb_engine_max_params.setValue(settings.value(CARLA_KEY_ENGINE_MAX_PARAMETERS, CARLA_DEFAULT_MAX_PARAMETERS, type=int))

  383.         self.ui.ch_engine_uis_always_on_top.setChecked(settings.value(CARLA_KEY_ENGINE_UIS_ALWAYS_ON_TOP, CARLA_DEFAULT_UIS_ALWAYS_ON_TOP, type=bool))

  384.         self.ui.ch_engine_prefer_ui_bridges.setChecked(settings.value(CARLA_KEY_ENGINE_PREFER_UI_BRIDGES, CARLA_DEFAULT_PREFER_UI_BRIDGES, type=bool))

  385.         self.ui.sb_engine_ui_bridges_timeout.setValue(settings.value(CARLA_KEY_ENGINE_UI_BRIDGES_TIMEOUT, CARLA_DEFAULT_UI_BRIDGES_TIMEOUT, type=int))

  386.         self.ui.ch_engine_force_stereo.setChecked(settings.value(CARLA_KEY_ENGINE_FORCE_STEREO, CARLA_DEFAULT_FORCE_STEREO, type=bool))

  387.         self.ui.ch_engine_prefer_plugin_bridges.setChecked(settings.value(CARLA_KEY_ENGINE_PREFER_PLUGIN_BRIDGES, CARLA_DEFAULT_PREFER_PLUGIN_BRIDGES, type=bool))

  388. 

  389.         # --------------------------------------------

  390.         # Paths

  391. 

  392.         ladspas = toList(settings.value(CARLA_KEY_PATHS_LADSPA, gCarla.DEFAULT_LADSPA_PATH))

  393.         dssis   = toList(settings.value(CARLA_KEY_PATHS_DSSI,   gCarla.DEFAULT_DSSI_PATH))

  394.         lv2s    = toList(settings.value(CARLA_KEY_PATHS_LV2,    gCarla.DEFAULT_LV2_PATH))

  395.         vsts    = toList(settings.value(CARLA_KEY_PATHS_VST,    gCarla.DEFAULT_VST_PATH))

  396.         vst3s   = toList(settings.value(CARLA_KEY_PATHS_VST3,   gCarla.DEFAULT_VST3_PATH))

  397.         aus     = toList(settings.value(CARLA_KEY_PATHS_AU,     gCarla.DEFAULT_AU_PATH))

  398.         gigs    = toList(settings.value(CARLA_KEY_PATHS_GIG,    gCarla.DEFAULT_GIG_PATH))

  399.         sf2s    = toList(settings.value(CARLA_KEY_PATHS_SF2,    gCarla.DEFAULT_SF2_PATH))

  400.         sfzs    = toList(settings.value(CARLA_KEY_PATHS_SFZ,    gCarla.DEFAULT_SFZ_PATH))

  401. 

  402.         ladspas.sort()

  403.         dssis.sort()

  404.         lv2s.sort()

  405.         vsts.sort()

  406.         vst3s.sort()

  407.         aus.sort()

  408.         gigs.sort()

  409.         sf2s.sort()

  410.         sfzs.sort()

  411. 

  412.         for ladspa in ladspas:

  413.             if not ladspa: continue

  414.             self.ui.lw_ladspa.addItem(ladspa)

  415. 

  416.         for dssi in dssis:

  417.             if not dssi: continue

  418.             self.ui.lw_dssi.addItem(dssi)

  419. 

  420.         for lv2 in lv2s:

  421.             if not lv2: continue

  422.             self.ui.lw_lv2.addItem(lv2)

  423. 

  424.         for vst in vsts:

  425.             if not vst: continue

  426.             self.ui.lw_vst.addItem(vst)

  427. 

  428.         for vst3 in vst3s:

  429.             if not vst3: continue

  430.             self.ui.lw_vst3.addItem(vst3)

  431. 

  432.         for au in aus:

  433.             if not au: continue

  434.             self.ui.lw_au.addItem(au)

  435. 

  436.         for gig in gigs:

  437.             if not gig: continue

  438.             self.ui.lw_gig.addItem(gig)

  439. 

  440.         for sf2 in sf2s:

  441.             if not sf2: continue

  442.             self.ui.lw_sf2.addItem(sf2)

  443. 

  444.         for sfz in sfzs:

  445.             if not sfz: continue

  446.             self.ui.lw_sfz.addItem(sfz)

  447. 

  448.     @pyqtSlot()

  449.     def slot_saveSettings(self):

  450.         settings = QSettings()

  451. 

  452.         # ---------------------------------------

  453. 

  454.         settings.setValue(CARLA_KEY_MAIN_PROJECT_FOLDER,   self.ui.le_main_proj_folder.text())

  455.         settings.setValue(CARLA_KEY_MAIN_USE_PRO_THEME,    self.ui.ch_main_theme_pro.isChecked())

  456.         settings.setValue(CARLA_KEY_MAIN_PRO_THEME_COLOR,  self.ui.cb_main_theme_color.currentText())

  457.         settings.setValue(CARLA_KEY_MAIN_REFRESH_INTERVAL, self.ui.sb_main_refresh_interval.value())

  458.         settings.setValue(CARLA_KEY_MAIN_USE_CUSTOM_SKINS, self.ui.cb_main_use_custom_skins.isChecked())

  459. 

  460.         # ---------------------------------------

  461. 

  462.         settings.setValue(CARLA_KEY_CANVAS_THEME,            self.ui.cb_canvas_theme.currentText())

  463.         settings.setValue(CARLA_KEY_CANVAS_SIZE,             self.ui.cb_canvas_size.currentText())

  464.         settings.setValue(CARLA_KEY_CANVAS_USE_BEZIER_LINES, self.ui.cb_canvas_bezier_lines.isChecked())

  465.         settings.setValue(CARLA_KEY_CANVAS_AUTO_HIDE_GROUPS, self.ui.cb_canvas_hide_groups.isChecked())

  466.         settings.setValue(CARLA_KEY_CANVAS_EYE_CANDY,        self.ui.cb_canvas_eyecandy.checkState()) # 0, 1, 2 match their enum variants

  467.         settings.setValue(CARLA_KEY_CANVAS_USE_OPENGL,       self.ui.cb_canvas_use_opengl.isChecked())

  468.         settings.setValue(CARLA_KEY_CANVAS_HQ_ANTIALIASING,  self.ui.cb_canvas_render_hq_aa.isChecked())

  469.         settings.setValue(CARLA_KEY_CANVAS_ANTIALIASING,     self.ui.cb_canvas_render_aa.checkState()) # 0, 1, 2 match their enum variants

  470. 

  471.         # --------------------------------------------

  472. 

  473.         audioDriver = self.ui.cb_engine_audio_driver.currentText()

  474. 

  475.         if audioDriver:

  476.             settings.setValue(CARLA_KEY_ENGINE_AUDIO_DRIVER, audioDriver)

  477. 

  478.             if audioDriver == "JACK":

  479.                 settings.setValue(CARLA_KEY_ENGINE_PROCESS_MODE, self.ui.cb_engine_process_mode_jack.currentIndex())

  480.             else:

  481.                 settings.setValue(CARLA_KEY_ENGINE_PROCESS_MODE, self.ui.cb_engine_process_mode_other.currentIndex()+self.PROCESS_MODE_NON_JACK_PADDING)

  482. 

  483.         settings.setValue(CARLA_KEY_ENGINE_MAX_PARAMETERS, self.ui.sb_engine_max_params.value())

  484.         settings.setValue(CARLA_KEY_ENGINE_UIS_ALWAYS_ON_TOP, self.ui.ch_engine_uis_always_on_top.isChecked())

  485.         settings.setValue(CARLA_KEY_ENGINE_PREFER_UI_BRIDGES, self.ui.ch_engine_prefer_ui_bridges.isChecked())

  486.         settings.setValue(CARLA_KEY_ENGINE_UI_BRIDGES_TIMEOUT, self.ui.sb_engine_ui_bridges_timeout.value())

  487.         settings.setValue(CARLA_KEY_ENGINE_FORCE_STEREO, self.ui.ch_engine_force_stereo.isChecked())

  488.         settings.setValue(CARLA_KEY_ENGINE_PREFER_PLUGIN_BRIDGES, self.ui.ch_engine_prefer_plugin_bridges.isChecked())

  489. 

  490.         # --------------------------------------------

  491. 

  492.         ladspas = []

  493.         dssis   = []

  494.         lv2s    = []

  495.         vsts    = []

  496.         vst3s   = []

  497.         aus     = []

  498.         gigs    = []

  499.         sf2s    = []

  500.         sfzs    = []

  501. 

  502.         for i in range(self.ui.lw_ladspa.count()):

  503.             ladspas.append(self.ui.lw_ladspa.item(i).text())

  504. 

  505.         for i in range(self.ui.lw_dssi.count()):

  506.             dssis.append(self.ui.lw_dssi.item(i).text())

  507. 

  508.         for i in range(self.ui.lw_lv2.count()):

  509.             lv2s.append(self.ui.lw_lv2.item(i).text())

  510. 

  511.         for i in range(self.ui.lw_vst.count()):

  512.             vsts.append(self.ui.lw_vst.item(i).text())

  513. 

  514.         for i in range(self.ui.lw_vst3.count()):

  515.             vst3s.append(self.ui.lw_vst3.item(i).text())

  516. 

  517.         for i in range(self.ui.lw_au.count()):

  518.             aus.append(self.ui.lw_au.item(i).text())

  519. 

  520.         for i in range(self.ui.lw_gig.count()):

  521.             gigs.append(self.ui.lw_gig.item(i).text())

  522. 

  523.         for i in range(self.ui.lw_sf2.count()):

  524.             sf2s.append(self.ui.lw_sf2.item(i).text())

  525. 

  526.         for i in range(self.ui.lw_sfz.count()):

  527.             sfzs.append(self.ui.lw_sfz.item(i).text())

  528. 

  529.         settings.setValue(CARLA_KEY_PATHS_LADSPA, ladspas)

  530.         settings.setValue(CARLA_KEY_PATHS_DSSI,   dssis)

  531.         settings.setValue(CARLA_KEY_PATHS_LV2,    lv2s)

  532.         settings.setValue(CARLA_KEY_PATHS_VST,    vsts)

  533.         settings.setValue(CARLA_KEY_PATHS_VST3,   vst3s)

  534.         settings.setValue(CARLA_KEY_PATHS_AU,     aus)

  535.         settings.setValue(CARLA_KEY_PATHS_GIG,    gigs)

  536.         settings.setValue(CARLA_KEY_PATHS_SF2,    sf2s)

  537.         settings.setValue(CARLA_KEY_PATHS_SFZ,    sfzs)

  538. 

  539.     @pyqtSlot()

  540.     def slot_resetSettings(self):

  541.         if self.ui.lw_page.currentRow() == self.TAB_INDEX_MAIN:

  542.             self.ui.le_main_proj_folder.setText(CARLA_DEFAULT_MAIN_PROJECT_FOLDER)

  543.             self.ui.ch_main_theme_pro.setChecked(CARLA_DEFAULT_MAIN_USE_PRO_THEME)

  544.             self.ui.cb_main_theme_color.setCurrentIndex(self.ui.cb_theme_color.findText(CARLA_DEFAULT_MAIN_PRO_THEME_COLOR))

  545.             self.ui.sb_main_refresh_interval.setValue(CARLA_DEFAULT_MAIN_REFRESH_INTERVAL)

  546.             self.ui.cb_main_use_custom_skins.setChecked(CARLA_DEFAULT_MAIN_USE_CUSTOM_SKINS)

  547. 

  548.         elif self.ui.lw_page.currentRow() == self.TAB_INDEX_CANVAS:

  549.             self.ui.cb_canvas_theme.setCurrentIndex(self.ui.cb_canvas_theme.findText(CARLA_DEFAULT_CANVAS_THEME))

  550.             self.ui.cb_canvas_size.setCurrentIndex(self.ui.cb_canvas_size.findText(CARLA_DEFAULT_CANVAS_SIZE))

  551.             self.ui.cb_canvas_bezier_lines.setChecked(CARLA_DEFAULT_CANVAS_USE_BEZIER_LINES)

  552.             self.ui.cb_canvas_hide_groups.setChecked(CARLA_DEFAULT_CANVAS_AUTO_HIDE_GROUPS)

  553.             self.ui.cb_canvas_eyecandy.setCheckState(Qt.PartiallyChecked) # CARLA_DEFAULT_CANVAS_EYE_CANDY

  554.             self.ui.cb_canvas_use_opengl.setChecked(CARLA_DEFAULT_CANVAS_USE_OPENGL)

  555.             self.ui.cb_canvas_render_aa.setCheckState(Qt.PartiallyChecked) # CARLA_DEFAULT_CANVAS_ANTIALIASING

  556.             self.ui.cb_canvas_render_hq_aa.setChecked(CARLA_DEFAULT_CANVAS_HQ_ANTIALIASING)

  557. 

  558.         elif self.ui.lw_page.currentRow() == self.TAB_INDEX_ENGINE:

  559.             self.ui.cb_engine_audio_driver.setCurrentIndex(0)

  560.             self.ui.sb_engine_max_params.setValue(CARLA_DEFAULT_MAX_PARAMETERS)

  561.             self.ui.ch_engine_uis_always_on_top.setChecked(CARLA_DEFAULT_UIS_ALWAYS_ON_TOP)

  562.             self.ui.ch_engine_prefer_ui_bridges.setChecked(CARLA_DEFAULT_PREFER_UI_BRIDGES)

  563.             self.ui.sb_engine_ui_bridges_timeout.setValue(CARLA_DEFAULT_UI_BRIDGES_TIMEOUT)

  564.             self.ui.ch_engine_force_stereo.setChecked(CARLA_DEFAULT_FORCE_STEREO)

  565.             self.ui.ch_engine_prefer_plugin_bridges.setChecked(CARLA_DEFAULT_PREFER_PLUGIN_BRIDGES)

  566. 

  567.             if self.ui.cb_engine_audio_driver.currentText() == "JACK":

  568.                 self.ui.cb_engine_process_mode_jack.setCurrentIndex(ENGINE_PROCESS_MODE_MULTIPLE_CLIENTS)

  569.                 self.ui.sw_engine_process_mode.setCurrentIndex(0) # show all modes

  570.             else:

  571.                 self.ui.cb_engine_process_mode_other.setCurrentIndex(ENGINE_PROCESS_MODE_CONTINUOUS_RACK-self.PROCESS_MODE_NON_JACK_PADDING)

  572.                 self.ui.sw_engine_process_mode.setCurrentIndex(1) # hide single+multi client modes

  573. 

  574.         elif self.ui.lw_page.currentRow() == self.TAB_INDEX_PATHS:

  575.             curIndex = self.ui.tw_paths.currentIndex()

  576. 

  577.             if curIndex == self.PATH_INDEX_LADSPA:

  578.                 paths = gCarla.DEFAULT_LADSPA_PATH

  579.                 paths.sort()

  580.                 self.ui.lw_ladspa.clear()

  581. 

  582.                 for path in paths:

  583.                     if not path: continue

  584.                     self.ui.lw_ladspa.addItem(path)

  585. 

  586.             elif curIndex == self.PATH_INDEX_DSSI:

  587.                 paths = gCarla.DEFAULT_DSSI_PATH

  588.                 paths.sort()

  589.                 self.ui.lw_dssi.clear()

  590. 

  591.                 for path in paths:

  592.                     if not path: continue

  593.                     self.ui.lw_dssi.addItem(path)

  594. 

  595.             elif curIndex == self.PATH_INDEX_LV2:

  596.                 paths = gCarla.DEFAULT_LV2_PATH

  597.                 paths.sort()

  598.                 self.ui.lw_lv2.clear()

  599. 

  600.                 for path in paths:

  601.                     if not path: continue

  602.                     self.ui.lw_lv2.addItem(path)

  603. 

  604.             elif curIndex == self.PATH_INDEX_VST:

  605.                 paths = gCarla.DEFAULT_VST_PATH

  606.                 paths.sort()

  607.                 self.ui.lw_vst.clear()

  608. 

  609.                 for path in paths:

  610.                     if not path: continue

  611.                     self.ui.lw_vst.addItem(path)

  612. 

  613.             elif curIndex == self.PATH_INDEX_VST3:

  614.                 paths = gCarla.DEFAULT_VST3_PATH

  615.                 paths.sort()

  616.                 self.ui.lw_vst3.clear()

  617. 

  618.                 for path in paths:

  619.                     if not path: continue

  620.                     self.ui.lw_vst3.addItem(path)

  621. 

  622.             elif curIndex == self.PATH_INDEX_AU:

  623.                 paths = gCarla.DEFAULT_AU_PATH

  624.                 paths.sort()

  625.                 self.ui.lw_au.clear()

  626. 

  627.                 for path in paths:

  628.                     if not path: continue

  629.                     self.ui.lw_au.addItem(path)

  630. 

  631.             elif curIndex == self.PATH_INDEX_GIG:

  632.                 paths = gCarla.DEFAULT_GIG_PATH

  633.                 paths.sort()

  634.                 self.ui.lw_gig.clear()

  635. 

  636.                 for path in paths:

  637.                     if not path: continue

  638.                     self.ui.lw_gig.addItem(path)

  639. 

  640.             elif curIndex == self.PATH_INDEX_SF2:

  641.                 paths = gCarla.DEFAULT_SF2_PATH

  642.                 paths.sort()

  643.                 self.ui.lw_sf2.clear()

  644. 

  645.                 for path in paths:

  646.                     if not path: continue

  647.                     self.ui.lw_sf2.addItem(path)

  648. 

  649.             elif curIndex == self.PATH_INDEX_SFZ:

  650.                 paths = gCarla.DEFAULT_SFZ_PATH

  651.                 paths.sort()

  652.                 self.ui.lw_sfz.clear()

  653. 

  654.                 for path in paths:

  655.                     if not path: continue

  656.                     self.ui.lw_sfz.addItem(path)

  657. 

  658.     @pyqtSlot()

  659.     def slot_getAndSetProjectPath(self):

  660.         getAndSetPath(self, self.ui.le_main_proj_folder.text(), self.ui.le_main_proj_folder)

  661. 

  662.     @pyqtSlot()

  663.     def slot_engineAudioDriverChanged(self):

  664.         if self.ui.cb_engine_audio_driver.currentText() == "JACK":

  665.             self.ui.sw_engine_process_mode.setCurrentIndex(0)

  666.             self.ui.tb_engine_driver_config.setEnabled(False)

  667.         else:

  668.             self.ui.sw_engine_process_mode.setCurrentIndex(1)

  669.             self.ui.tb_engine_driver_config.setEnabled(True)

  670. 

  671.     @pyqtSlot()

  672.     def slot_showAudioDriverSettings(self):

  673.         driverIndex = self.ui.cb_engine_audio_driver.currentIndex()

  674.         driverName  = self.ui.cb_engine_audio_driver.currentText()

  675.         DriverSettingsW(self, driverIndex, driverName).exec_()

  676. 

  677.     @pyqtSlot()

  678.     def slot_addPluginPath(self):

  679.         newPath = QFileDialog.getExistingDirectory(self, self.tr("Add Path"), "", QFileDialog.ShowDirsOnly)

  680. 

  681.         if not newPath:

  682.             return

  683. 

  684.         curIndex = self.ui.tw_paths.currentIndex()

  685. 

  686.         if curIndex == self.PATH_INDEX_LADSPA:

  687.             self.ui.lw_ladspa.addItem(newPath)

  688.         elif curIndex == self.PATH_INDEX_DSSI:

  689.             self.ui.lw_dssi.addItem(newPath)

  690.         elif curIndex == self.PATH_INDEX_LV2:

  691.             self.ui.lw_lv2.addItem(newPath)

  692.         elif curIndex == self.PATH_INDEX_VST:

  693.             self.ui.lw_vst.addItem(newPath)

  694.         elif curIndex == self.PATH_INDEX_VST3:

  695.             self.ui.lw_vst3.addItem(newPath)

  696.         elif curIndex == self.PATH_INDEX_AU:

  697.             self.ui.lw_au.addItem(newPath)

  698.         elif curIndex == self.PATH_INDEX_GIG:

  699.             self.ui.lw_gig.addItem(newPath)

  700.         elif curIndex == self.PATH_INDEX_SF2:

  701.             self.ui.lw_sf2.addItem(newPath)

  702.         elif curIndex == self.PATH_INDEX_SFZ:

  703.             self.ui.lw_sfz.addItem(newPath)

  704. 

  705.     @pyqtSlot()

  706.     def slot_removePluginPath(self):

  707.         curIndex = self.ui.tw_paths.currentIndex()

  708. 

  709.         if curIndex == self.PATH_INDEX_LADSPA:

  710.             self.ui.lw_ladspa.takeItem(self.ui.lw_ladspa.currentRow())

  711.         elif curIndex == self.PATH_INDEX_DSSI:

  712.             self.ui.lw_dssi.takeItem(self.ui.lw_dssi.currentRow())

  713.         elif curIndex == self.PATH_INDEX_LV2:

  714.             self.ui.lw_lv2.takeItem(self.ui.lw_lv2.currentRow())

  715.         elif curIndex == self.PATH_INDEX_VST:

  716.             self.ui.lw_vst.takeItem(self.ui.lw_vst.currentRow())

  717.         elif curIndex == self.PATH_INDEX_VST3:

  718.             self.ui.lw_vst3.takeItem(self.ui.lw_vst3.currentRow())

  719.         elif curIndex == self.PATH_INDEX_AU:

  720.             self.ui.lw_au.takeItem(self.ui.lw_au.currentRow())

  721.         elif curIndex == self.PATH_INDEX_GIG:

  722.             self.ui.lw_gig.takeItem(self.ui.lw_gig.currentRow())

  723.         elif curIndex == self.PATH_INDEX_SF2:

  724.             self.ui.lw_sf2.takeItem(self.ui.lw_sf2.currentRow())

  725.         elif curIndex == self.PATH_INDEX_SFZ:

  726.             self.ui.lw_sfz.takeItem(self.ui.lw_sfz.currentRow())

  727. 

  728.     @pyqtSlot()

  729.     def slot_changePluginPath(self):

  730.         curIndex = self.ui.tw_paths.currentIndex()

  731. 

  732.         if curIndex == self.PATH_INDEX_LADSPA:

  733.             currentPath = self.ui.lw_ladspa.currentItem().text()

  734.         elif curIndex == self.PATH_INDEX_DSSI:

  735.             currentPath = self.ui.lw_dssi.currentItem().text()

  736.         elif curIndex == self.PATH_INDEX_LV2:

  737.             currentPath = self.ui.lw_lv2.currentItem().text()

  738.         elif curIndex == self.PATH_INDEX_VST:

  739.             currentPath = self.ui.lw_vst.currentItem().text()

  740.         elif curIndex == self.PATH_INDEX_VST3:

  741.             currentPath = self.ui.lw_vst3.currentItem().text()

  742.         elif curIndex == self.PATH_INDEX_AU:

  743.             currentPath = self.ui.lw_au.currentItem().text()

  744.         elif curIndex == self.PATH_INDEX_GIG:

  745.             currentPath = self.ui.lw_gig.currentItem().text()

  746.         elif curIndex == self.PATH_INDEX_SF2:

  747.             currentPath = self.ui.lw_sf2.currentItem().text()

  748.         elif curIndex == self.PATH_INDEX_SFZ:

  749.             currentPath = self.ui.lw_sfz.currentItem().text()

  750.         else:

  751.             currentPath = ""

  752. 

  753.         newPath = QFileDialog.getExistingDirectory(self, self.tr("Add Path"), currentPath, QFileDialog.ShowDirsOnly)

  754. 

  755.         if not newPath:

  756.             return

  757. 

  758.         if curIndex == self.PATH_INDEX_LADSPA:

  759.             self.ui.lw_ladspa.currentItem().setText(newPath)

  760.         elif curIndex == self.PATH_INDEX_DSSI:

  761.             self.ui.lw_dssi.currentItem().setText(newPath)

  762.         elif curIndex == self.PATH_INDEX_LV2:

  763.             self.ui.lw_lv2.currentItem().setText(newPath)

  764.         elif curIndex == self.PATH_INDEX_VST:

  765.             self.ui.lw_vst.currentItem().setText(newPath)

  766.         elif curIndex == self.PATH_INDEX_VST3:

  767.             self.ui.lw_vst3.currentItem().setText(newPath)

  768.         elif curIndex == self.PATH_INDEX_AU:

  769.             self.ui.lw_au.currentItem().setText(newPath)

  770.         elif curIndex == self.PATH_INDEX_GIG:

  771.             self.ui.lw_gig.currentItem().setText(newPath)

  772.         elif curIndex == self.PATH_INDEX_SF2:

  773.             self.ui.lw_sf2.currentItem().setText(newPath)

  774.         elif curIndex == self.PATH_INDEX_SFZ:

  775.             self.ui.lw_sfz.currentItem().setText(newPath)

  776. 

  777.     @pyqtSlot(int)

  778.     def slot_pluginPathTabChanged(self, index):

  779.         if index == self.PATH_INDEX_LADSPA:

  780.             row = self.ui.lw_ladspa.currentRow()

  781.         elif index == self.PATH_INDEX_DSSI:

  782.             row = self.ui.lw_dssi.currentRow()

  783.         elif index == self.PATH_INDEX_LV2:

  784.             row = self.ui.lw_lv2.currentRow()

  785.         elif index == self.PATH_INDEX_VST:

  786.             row = self.ui.lw_vst.currentRow()

  787.         elif index == self.PATH_INDEX_VST3:

  788.             row = self.ui.lw_vst3.currentRow()

  789.         elif index == self.PATH_INDEX_AU:

  790.             row = self.ui.lw_au.currentRow()

  791.         elif index == self.PATH_INDEX_GIG:

  792.             row = self.ui.lw_gig.currentRow()

  793.         elif index == self.PATH_INDEX_SF2:

  794.             row = self.ui.lw_sf2.currentRow()

  795.         elif index == self.PATH_INDEX_SFZ:

  796.             row = self.ui.lw_sfz.currentRow()

  797.         else:

  798.             row = -1

  799. 

  800.         check = bool(row >= 0)

  801.         self.ui.b_paths_remove.setEnabled(check)

  802.         self.ui.b_paths_change.setEnabled(check)

  803. 

  804.     @pyqtSlot(int)

  805.     def slot_pluginPathRowChanged(self, row):

  806.         check = bool(row >= 0)

  807.         self.ui.b_paths_remove.setEnabled(check)

  808.         self.ui.b_paths_change.setEnabled(check)

  809. 

  810.     def done(self, r):

  811.         QDialog.done(self, r)

  812.         self.close()

  813. 

  814. # ------------------------------------------------------------------------------------------------------------

  815. # Main

  816. 

  817. if __name__ == '__main__':

  818.     app = CarlaApplication()

  819. 

  820.     initHost("Settings", None, False)

  821. 

  822.     gui = CarlaSettingsW(None, True, True, True)

  823.     gui.show()

  824. 

  825.     sys.exit(app.exec_())