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

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  1. #!/usr/bin/env python3

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

  3. 

  4. # Carla widgets code

  5. # Copyright (C) 2011-2020 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 abc import abstractmethod

  23. 

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

  25. # Imports (PyQt5)

  26. 

  27. from PyQt5.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray

  28. from PyQt5.QtGui import QCursor, QIcon, QPalette, QPixmap

  29. from PyQt5.QtWidgets import QDialog, QFileDialog, QInputDialog, QMenu, QMessageBox, QScrollArea, QVBoxLayout, QWidget

  30. 

  31. # ------------------------------------------------------------------------------------------------------------

  32. # Imports (Custom)

  33. 

  34. import ui_carla_about

  35. import ui_carla_about_juce

  36. import ui_carla_edit

  37. import ui_carla_parameter

  38. 

  39. from carla_backend import (

  40.     MACOS, WINDOWS,

  41.     BINARY_NATIVE,

  42.     PLUGIN_INTERNAL,

  43.     PLUGIN_DSSI,

  44.     PLUGIN_LV2,

  45.     PLUGIN_VST2,

  46.     PLUGIN_SF2,

  47.     PLUGIN_SFZ,

  48.     PLUGIN_CAN_DRYWET,

  49.     PLUGIN_CAN_VOLUME,

  50.     PLUGIN_CAN_BALANCE,

  51.     PLUGIN_CAN_PANNING,

  52.     PLUGIN_CATEGORY_SYNTH,

  53.     PLUGIN_OPTION_FIXED_BUFFERS,

  54.     PLUGIN_OPTION_FORCE_STEREO,

  55.     PLUGIN_OPTION_MAP_PROGRAM_CHANGES,

  56.     PLUGIN_OPTION_USE_CHUNKS,

  57.     PLUGIN_OPTION_SEND_CONTROL_CHANGES,

  58.     PLUGIN_OPTION_SEND_CHANNEL_PRESSURE,

  59.     PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH,

  60.     PLUGIN_OPTION_SEND_PITCHBEND,

  61.     PLUGIN_OPTION_SEND_ALL_SOUND_OFF,

  62.     PLUGIN_OPTION_SEND_PROGRAM_CHANGES,

  63.     PARAMETER_DRYWET,

  64.     PARAMETER_VOLUME,

  65.     PARAMETER_BALANCE_LEFT,

  66.     PARAMETER_BALANCE_RIGHT,

  67.     PARAMETER_PANNING,

  68.     PARAMETER_CTRL_CHANNEL,

  69.     PARAMETER_IS_ENABLED,

  70.     PARAMETER_IS_AUTOMABLE,

  71.     PARAMETER_IS_READ_ONLY,

  72.     PARAMETER_USES_SCALEPOINTS,

  73.     PARAMETER_USES_CUSTOM_TEXT,

  74.     PARAMETER_CAN_BE_CV_CONTROLLED,

  75.     PARAMETER_INPUT, PARAMETER_OUTPUT,

  76.     CONTROL_INDEX_NONE,

  77.     CONTROL_INDEX_MIDI_PITCHBEND,

  78.     CONTROL_INDEX_MIDI_LEARN,

  79.     CONTROL_INDEX_CV

  80. )

  81. 

  82. from carla_shared import (

  83.     MIDI_CC_LIST, MAX_MIDI_CC_LIST_ITEM,

  84.     VERSION,

  85.     countDecimalPoints,

  86.     fontMetricsHorizontalAdvance,

  87.     setUpSignals,

  88.     gCarla

  89. )

  90. 

  91. from carla_utils import getPluginTypeAsString

  92. #)

  93. 

  94. from widgets.collapsablewidget import CollapsibleBox

  95. from widgets.pixmapkeyboard import PixmapKeyboardHArea

  96. 

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

  98. # Carla GUI defines

  99. 

  100. ICON_STATE_ON   = 3 # turns on, sets as wait

  101. ICON_STATE_WAIT = 2 # nothing, sets as off

  102. ICON_STATE_OFF  = 1 # turns off, sets as null

  103. ICON_STATE_NULL = 0 # nothing

  104. 

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

  106. # Carla About dialog

  107. 

  108. class CarlaAboutW(QDialog):

  109.     def __init__(self, parent, host):

  110.         QDialog.__init__(self, parent)

  111.         self.ui = ui_carla_about.Ui_CarlaAboutW()

  112.         self.ui.setupUi(self)

  113. 

  114.         if host.isControl:

  115.             extraInfo = " - <b>%s</b>" % self.tr("OSC Bridge Version")

  116.         elif host.isPlugin:

  117.             extraInfo = " - <b>%s</b>" % self.tr("Plugin Version")

  118.         else:

  119.             extraInfo = ""

  120. 

  121.         self.ui.l_about.setText(self.tr(""

  122.                                         "<br>Version %s"

  123.                                         "<br>Carla is a fully-featured audio plugin host%s.<br>"

  124.                                         "<br>Copyright (C) 2011-2020 falkTX<br>"

  125.                                         "" % (VERSION, extraInfo)))

  126. 

  127.         if self.ui.about.palette().color(QPalette.Background).blackF() < 0.5:

  128.             self.ui.l_icons.setPixmap(QPixmap(":/bitmaps/carla_about_black.png"))

  129.             self.ui.ico_example_edit.setPixmap(QPixmap(":/bitmaps/button_file-black.png"))

  130.             self.ui.ico_example_file.setPixmap(QPixmap(":/bitmaps/button_edit-black.png"))

  131.             self.ui.ico_example_gui.setPixmap(QPixmap(":/bitmaps/button_gui-black.png"))

  132. 

  133.         if host.isControl:

  134.             self.ui.l_extended.hide()

  135.             self.ui.tabWidget.removeTab(3)

  136.             self.ui.tabWidget.removeTab(2)

  137. 

  138.         self.ui.l_extended.setText(gCarla.utils.get_complete_license_text())

  139. 

  140.         if host.is_engine_running() and not host.isControl:

  141.             self.ui.le_osc_url_tcp.setText(host.get_host_osc_url_tcp())

  142.             self.ui.le_osc_url_udp.setText(host.get_host_osc_url_udp())

  143.         else:

  144.             self.ui.le_osc_url_tcp.setText(self.tr("(Engine not running)"))

  145.             self.ui.le_osc_url_udp.setText(self.tr("(Engine not running)"))

  146. 

  147.         # pylint: disable=line-too-long

  148.         self.ui.l_osc_cmds.setText("<table>"

  149.                                    "<tr><td>" "/set_active"                 "&nbsp;</td><td>&lt;i-value&gt;</td></tr>"

  150.                                    "<tr><td>" "/set_drywet"                 "&nbsp;</td><td>&lt;f-value&gt;</td></tr>"

  151.                                    "<tr><td>" "/set_volume"                 "&nbsp;</td><td>&lt;f-value&gt;</td></tr>"

  152.                                    "<tr><td>" "/set_balance_left"           "&nbsp;</td><td>&lt;f-value&gt;</td></tr>"

  153.                                    "<tr><td>" "/set_balance_right"          "&nbsp;</td><td>&lt;f-value&gt;</td></tr>"

  154.                                    "<tr><td>" "/set_panning"                "&nbsp;</td><td>&lt;f-value&gt;</td></tr>"

  155.                                    "<tr><td>" "/set_parameter_value"        "&nbsp;</td><td>&lt;i-index&gt; &lt;f-value&gt;</td></tr>"

  156.                                    "<tr><td>" "/set_parameter_midi_cc"      "&nbsp;</td><td>&lt;i-index&gt; &lt;i-cc&gt;</td></tr>"

  157.                                    "<tr><td>" "/set_parameter_midi_channel" "&nbsp;</td><td>&lt;i-index&gt; &lt;i-channel&gt;</td></tr>"

  158.                                    "<tr><td>" "/set_program"                "&nbsp;</td><td>&lt;i-index&gt;</td></tr>"

  159.                                    "<tr><td>" "/set_midi_program"           "&nbsp;</td><td>&lt;i-index&gt;</td></tr>"

  160.                                    "<tr><td>" "/note_on"                    "&nbsp;</td><td>&lt;i-channel&gt; &lt;i-note&gt; &lt;i-velo&gt;</td></tr>"

  161.                                    "<tr><td>" "/note_off"                   "&nbsp;</td><td>&lt;i-channel&gt; &lt;i-note</td></tr>"

  162.                                    "</table>"

  163.                                   )

  164. 

  165.         self.ui.l_example.setText("/Carla/2/set_parameter_value 5 1.0")

  166.         self.ui.l_example_help.setText("<i>(as in this example, \"2\" is the plugin number and \"5\" the parameter)</i>")

  167.         # pylint: enable=line-too-long

  168. 

  169.         self.ui.l_ladspa.setText(self.tr("Everything! (Including LRDF)"))

  170.         self.ui.l_dssi.setText(self.tr("Everything! (Including CustomData/Chunks)"))

  171.         self.ui.l_lv2.setText(self.tr("About 110&#37; complete (using custom extensions)<br/>"

  172.                                       "Implemented Feature/Extensions:"

  173.                                       "<ul>"

  174.                                       "<li>http://lv2plug.in/ns/ext/atom</li>"

  175.                                       "<li>http://lv2plug.in/ns/ext/buf-size</li>"

  176.                                       "<li>http://lv2plug.in/ns/ext/data-access</li>"

  177.                                       #"<li>http://lv2plug.in/ns/ext/dynmanifest</li>"

  178.                                       "<li>http://lv2plug.in/ns/ext/event</li>"

  179.                                       "<li>http://lv2plug.in/ns/ext/instance-access</li>"

  180.                                       "<li>http://lv2plug.in/ns/ext/log</li>"

  181.                                       "<li>http://lv2plug.in/ns/ext/midi</li>"

  182.                                       #"<li>http://lv2plug.in/ns/ext/morph</li>"

  183.                                       "<li>http://lv2plug.in/ns/ext/options</li>"

  184.                                       "<li>http://lv2plug.in/ns/ext/parameters</li>"

  185.                                       #"<li>http://lv2plug.in/ns/ext/patch</li>"

  186.                                       "<li>http://lv2plug.in/ns/ext/port-props</li>"

  187.                                       "<li>http://lv2plug.in/ns/ext/presets</li>"

  188.                                       "<li>http://lv2plug.in/ns/ext/resize-port</li>"

  189.                                       "<li>http://lv2plug.in/ns/ext/state</li>"

  190.                                       "<li>http://lv2plug.in/ns/ext/time</li>"

  191.                                       "<li>http://lv2plug.in/ns/ext/uri-map</li>"

  192.                                       "<li>http://lv2plug.in/ns/ext/urid</li>"

  193.                                       "<li>http://lv2plug.in/ns/ext/worker</li>"

  194.                                       "<li>http://lv2plug.in/ns/extensions/ui</li>"

  195.                                       "<li>http://lv2plug.in/ns/extensions/units</li>"

  196.                                       "<li>http://home.gna.org/lv2dynparam/rtmempool/v1</li>"

  197.                                       "<li>http://kxstudio.sf.net/ns/lv2ext/external-ui</li>"

  198.                                       "<li>http://kxstudio.sf.net/ns/lv2ext/programs</li>"

  199.                                       "<li>http://kxstudio.sf.net/ns/lv2ext/props</li>"

  200.                                       "<li>http://kxstudio.sf.net/ns/lv2ext/rtmempool</li>"

  201.                                       "<li>http://ll-plugins.nongnu.org/lv2/ext/midimap</li>"

  202.                                       "<li>http://ll-plugins.nongnu.org/lv2/ext/miditype</li>"

  203.                                       "</ul>"))

  204. 

  205.         usingJuce = "juce" in gCarla.utils.get_supported_features()

  206. 

  207.         if usingJuce and (MACOS or WINDOWS):

  208.             self.ui.l_vst2.setText(self.tr("Using JUCE host"))

  209.             self.ui.l_vst3.setText(self.tr("Using JUCE host"))

  210.         else:

  211.             self.ui.l_vst2.setText(self.tr("About 85&#37; complete (missing vst bank/presets and some minor stuff)"))

  212.             self.ui.line_vst2.hide()

  213.             self.ui.l_vst3.hide()

  214.             self.ui.lid_vst3.hide()

  215. 

  216.         if MACOS:

  217.             self.ui.l_au.setText(self.tr("Using JUCE host"))

  218.         else:

  219.             self.ui.line_vst3.hide()

  220.             self.ui.l_au.hide()

  221.             self.ui.lid_au.hide()

  222. 

  223.         # 3rd tab is usually longer than the 1st

  224.         # adjust appropriately

  225.         self.ui.tabWidget.setCurrentIndex(2)

  226.         self.adjustSize()

  227.         self.ui.tabWidget.setCurrentIndex(0)

  228. 

  229.         self.setFixedSize(self.size())

  230. 

  231.         flags  = self.windowFlags()

  232.         flags &= ~Qt.WindowContextHelpButtonHint

  233. 

  234.         if WINDOWS:

  235.             flags |= Qt.MSWindowsFixedSizeDialogHint

  236. 

  237.         self.setWindowFlags(flags)

  238. 

  239. # ------------------------------------------------------------------------------------------------------------

  240. # JUCE About dialog

  241. 

  242. class JuceAboutW(QDialog):

  243.     def __init__(self, parent):

  244.         QDialog.__init__(self, parent)

  245.         self.ui = ui_carla_about_juce.Ui_JuceAboutW()

  246.         self.ui.setupUi(self)

  247. 

  248.         self.ui.l_text2.setText(self.tr("This program uses JUCE version %s." % gCarla.utils.get_juce_version()))

  249. 

  250.         self.adjustSize()

  251.         self.setFixedSize(self.size())

  252. 

  253.         flags  = self.windowFlags()

  254.         flags &= ~Qt.WindowContextHelpButtonHint

  255. 

  256.         if WINDOWS:

  257.             flags |= Qt.MSWindowsFixedSizeDialogHint

  258. 

  259.         self.setWindowFlags(flags)

  260. 

  261. # ------------------------------------------------------------------------------------------------------------

  262. # Plugin Parameter

  263. 

  264. class PluginParameter(QWidget):

  265.     mappedControlChanged = pyqtSignal(int, int)

  266.     mappedRangeChanged   = pyqtSignal(int, float, float)

  267.     midiChannelChanged   = pyqtSignal(int, int)

  268.     valueChanged         = pyqtSignal(int, float)

  269. 

  270.     def __init__(self, parent, host, pInfo, pluginId, tabIndex):

  271.         QWidget.__init__(self, parent)

  272.         self.host = host

  273.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  274.         self.ui.setupUi(self)

  275. 

  276.         # -------------------------------------------------------------

  277.         # Internal stuff

  278. 

  279.         self.fDecimalPoints = max(2, countDecimalPoints(pInfo['step'], pInfo['stepSmall']))

  280.         self.fCanBeInCV     = pInfo['hints'] & PARAMETER_CAN_BE_CV_CONTROLLED

  281.         self.fMappedCtrl    = pInfo['mappedControlIndex']

  282.         self.fMappedMinimum = pInfo['mappedMinimum']

  283.         self.fMappedMaximum = pInfo['mappedMaximum']

  284.         self.fMinimum       = pInfo['minimum']

  285.         self.fMaximum       = pInfo['maximum']

  286.         self.fMidiChannel   = pInfo['midiChannel']

  287.         self.fParameterId   = pInfo['index']

  288.         self.fPluginId      = pluginId

  289.         self.fTabIndex      = tabIndex

  290. 

  291.         # -------------------------------------------------------------

  292.         # Set-up GUI

  293. 

  294.         pType  = pInfo['type']

  295.         pHints = pInfo['hints']

  296. 

  297.         self.ui.l_name.setText(pInfo['name'])

  298.         self.ui.widget.setName(pInfo['name'])

  299.         self.ui.widget.setMinimum(pInfo['minimum'])

  300.         self.ui.widget.setMaximum(pInfo['maximum'])

  301.         self.ui.widget.setDefault(pInfo['default'])

  302.         self.ui.widget.setLabel(pInfo['unit'])

  303.         self.ui.widget.setStep(pInfo['step'])

  304.         self.ui.widget.setStepSmall(pInfo['stepSmall'])

  305.         self.ui.widget.setStepLarge(pInfo['stepLarge'])

  306.         self.ui.widget.setScalePoints(pInfo['scalePoints'], bool(pHints & PARAMETER_USES_SCALEPOINTS))

  307. 

  308.         if pInfo['comment']:

  309.             self.ui.l_name.setToolTip(pInfo['comment'])

  310.             self.ui.widget.setToolTip(pInfo['comment'])

  311. 

  312.         if pType == PARAMETER_INPUT:

  313.             if not pHints & PARAMETER_IS_ENABLED:

  314.                 self.ui.l_name.setEnabled(False)

  315.                 self.ui.l_status.setEnabled(False)

  316.                 self.ui.widget.setEnabled(False)

  317.                 self.ui.widget.setReadOnly(True)

  318.                 self.ui.tb_options.setEnabled(False)

  319. 

  320.             elif not pHints & PARAMETER_IS_AUTOMABLE:

  321.                 self.ui.l_status.setEnabled(False)

  322.                 self.ui.tb_options.setEnabled(False)

  323. 

  324.             if pHints & PARAMETER_IS_READ_ONLY:

  325.                 self.ui.l_status.setEnabled(False)

  326.                 self.ui.widget.setReadOnly(True)

  327.                 self.ui.tb_options.setEnabled(False)

  328. 

  329.         elif pType == PARAMETER_OUTPUT:

  330.             self.ui.widget.setReadOnly(True)

  331. 

  332.         else:

  333.             self.ui.l_status.setVisible(False)

  334.             self.ui.widget.setVisible(False)

  335.             self.ui.tb_options.setVisible(False)

  336. 

  337.         # Only set value after all hints are handled

  338.         self.ui.widget.setValue(pInfo['current'])

  339. 

  340.         if pHints & PARAMETER_USES_CUSTOM_TEXT and not host.isPlugin:

  341.             self.ui.widget.setTextCallback(self._textCallBack)

  342. 

  343.         self.ui.l_status.setFixedWidth(fontMetricsHorizontalAdvance(self.ui.l_status.fontMetrics(),

  344.                                                                     self.tr("CC%i Ch%i" % (119,16))))

  345. 

  346.         self.ui.widget.setValueCallback(self._valueCallBack)

  347.         self.ui.widget.updateAll()

  348. 

  349.         self.setMappedControlIndex(pInfo['mappedControlIndex'])

  350.         self.setMidiChannel(pInfo['midiChannel'])

  351.         self.updateStatusLabel()

  352. 

  353.         # -------------------------------------------------------------

  354.         # Set-up connections

  355. 

  356.         self.ui.tb_options.clicked.connect(self.slot_optionsCustomMenu)

  357.         self.ui.widget.dragStateChanged.connect(self.slot_parameterDragStateChanged)

  358. 

  359.         # -------------------------------------------------------------

  360. 

  361.     def getPluginId(self):

  362.         return self.fPluginId

  363. 

  364.     def getTabIndex(self):

  365.         return self.fTabIndex

  366. 

  367.     def setPluginId(self, pluginId):

  368.         self.fPluginId = pluginId

  369. 

  370.     def setDefault(self, value):

  371.         self.ui.widget.setDefault(value)

  372. 

  373.     def setValue(self, value):

  374.         self.ui.widget.blockSignals(True)

  375.         self.ui.widget.setValue(value)

  376.         self.ui.widget.blockSignals(False)

  377. 

  378.     def setMappedControlIndex(self, control):

  379.         self.fMappedCtrl = control

  380.         self.updateStatusLabel()

  381. 

  382.     def setMappedRange(self, minimum, maximum):

  383.         self.fMappedMinimum = minimum

  384.         self.fMappedMaximum = maximum

  385. 

  386.     def setMidiChannel(self, channel):

  387.         self.fMidiChannel = channel

  388.         self.updateStatusLabel()

  389. 

  390.     def setLabelWidth(self, width):

  391.         self.ui.l_name.setFixedWidth(width)

  392. 

  393.     def updateStatusLabel(self):

  394.         if self.fMappedCtrl == CONTROL_INDEX_NONE:

  395.             text = self.tr("Unmapped")

  396.         elif self.fMappedCtrl == CONTROL_INDEX_CV:

  397.             text = self.tr("CV export")

  398.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:

  399.             text = self.tr("PBend Ch%i" % (self.fMidiChannel,))

  400.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:

  401.             text = self.tr("MIDI Learn")

  402.         else:

  403.             text = self.tr("CC%i Ch%i" % (self.fMappedCtrl, self.fMidiChannel))

  404. 

  405.         self.ui.l_status.setText(text)

  406. 

  407.     @pyqtSlot()

  408.     def slot_optionsCustomMenu(self):

  409.         menu = QMenu(self)

  410. 

  411.         if self.fMappedCtrl == CONTROL_INDEX_NONE:

  412.             title = self.tr("Unmapped")

  413.         elif self.fMappedCtrl == CONTROL_INDEX_CV:

  414.             title = self.tr("Exposed as CV port")

  415.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:

  416.             title = self.tr("Mapped to MIDI Pitchbend, channel %i" % (self.fMidiChannel,))

  417.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:

  418.             title = self.tr("MIDI Learn active")

  419.         else:

  420.             title = self.tr("Mapped to MIDI control %i, channel %i" % (self.fMappedCtrl, self.fMidiChannel))

  421. 

  422.         if self.fMappedCtrl != CONTROL_INDEX_NONE:

  423.             title += " (range: %g-%g)" % (self.fMappedMinimum, self.fMappedMaximum)

  424. 

  425.         actTitle = menu.addAction(title)

  426.         actTitle.setEnabled(False)

  427. 

  428.         menu.addSeparator()

  429. 

  430.         actUnmap = menu.addAction(self.tr("Unmap"))

  431. 

  432.         if self.fMappedCtrl == CONTROL_INDEX_NONE:

  433.             actUnmap.setCheckable(True)

  434.             actUnmap.setChecked(True)

  435. 

  436.         if self.fCanBeInCV:

  437.             menu.addSection("CV")

  438.             actCV = menu.addAction(self.tr("Expose as CV port"))

  439.             if self.fMappedCtrl == CONTROL_INDEX_CV:

  440.                 actCV.setCheckable(True)

  441.                 actCV.setChecked(True)

  442.         else:

  443.             actCV = None

  444. 

  445.         menu.addSection("MIDI")

  446. 

  447.         if not self.ui.widget.isReadOnly():

  448.             actLearn = menu.addAction(self.tr("MIDI Learn"))

  449. 

  450.             if self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:

  451.                 actLearn.setCheckable(True)

  452.                 actLearn.setChecked(True)

  453.         else:

  454.             actLearn = None

  455. 

  456.         menuMIDI = menu.addMenu(self.tr("MIDI Control"))

  457. 

  458.         if self.fMappedCtrl not in (CONTROL_INDEX_NONE,

  459.                                     CONTROL_INDEX_CV,

  460.                                     CONTROL_INDEX_MIDI_PITCHBEND,

  461.                                     CONTROL_INDEX_MIDI_LEARN):

  462.             action = menuMIDI.menuAction()

  463.             action.setCheckable(True)

  464.             action.setChecked(True)

  465. 

  466.         inlist = False

  467.         actCCs = []

  468.         for cc in MIDI_CC_LIST:

  469.             action = menuMIDI.addAction(cc)

  470.             actCCs.append(action)

  471. 

  472.             if self.fMappedCtrl >= 0 and self.fMappedCtrl <= MAX_MIDI_CC_LIST_ITEM:

  473.                 ccx = int(cc.split(" [", 1)[0], 10)

  474. 

  475.                 if ccx > self.fMappedCtrl and not inlist:

  476.                     inlist = True

  477.                     action = menuMIDI.addAction(self.tr("%02i [0x%02X] (Custom)" % (self.fMappedCtrl,

  478.                                                                                     self.fMappedCtrl)))

  479.                     action.setCheckable(True)

  480.                     action.setChecked(True)

  481.                     actCCs.append(action)

  482. 

  483.                 elif ccx == self.fMappedCtrl:

  484.                     inlist = True

  485.                     action.setCheckable(True)

  486.                     action.setChecked(True)

  487. 

  488.         if self.fMappedCtrl > MAX_MIDI_CC_LIST_ITEM and self.fMappedCtrl <= 0x77:

  489.             action = menuMIDI.addAction(self.tr("%02i [0x%02X] (Custom)" % (self.fMappedCtrl, self.fMappedCtrl)))

  490.             action.setCheckable(True)

  491.             action.setChecked(True)

  492.             actCCs.append(action)

  493. 

  494.         actCustomCC = menuMIDI.addAction(self.tr("Custom..."))

  495. 

  496.         # TODO

  497.         #actPitchbend = menu.addAction(self.tr("MIDI Pitchbend"))

  498. 

  499.         #if self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:

  500.             #actPitchbend.setCheckable(True)

  501.             #actPitchbend.setChecked(True)

  502. 

  503.         menuChannel = menu.addMenu(self.tr("MIDI Channel"))

  504. 

  505.         actChannels = []

  506.         for i in range(1, 16+1):

  507.             action = menuChannel.addAction("%i" % i)

  508.             actChannels.append(action)

  509. 

  510.             if self.fMidiChannel == i:

  511.                 action.setCheckable(True)

  512.                 action.setChecked(True)

  513. 

  514.         if self.fMappedCtrl != CONTROL_INDEX_NONE:

  515.             if self.fMappedCtrl == CONTROL_INDEX_CV:

  516.                 menu.addSection("Range (Scaled CV input)")

  517.             else:

  518.                 menu.addSection("Range (MIDI bounds)")

  519.             actRangeMinimum = menu.addAction(self.tr("Set minimum... (%g)" % self.fMappedMinimum))

  520.             actRangeMaximum = menu.addAction(self.tr("Set maximum... (%g)" % self.fMappedMaximum))

  521.         else:

  522.             actRangeMinimum = actRangeMaximum = None

  523. 

  524.         actSel = menu.exec_(QCursor.pos())

  525. 

  526.         if not actSel:

  527.             return

  528. 

  529.         if actSel in actChannels:

  530.             channel = int(actSel.text())

  531.             self.fMidiChannel = channel

  532.             self.updateStatusLabel()

  533.             self.midiChannelChanged.emit(self.fParameterId, channel)

  534.             return

  535. 

  536.         if actSel == actRangeMinimum:

  537.             value, ok = QInputDialog.getDouble(self,

  538.                                                self.tr("Custom Minimum"),

  539.                                                "Custom minimum value to use:",

  540.                                                self.fMappedMinimum,

  541.                                                self.fMinimum if self.fMappedCtrl != CONTROL_INDEX_CV else -9e6,

  542.                                                self.fMaximum if self.fMappedCtrl != CONTROL_INDEX_CV else 9e6,

  543.                                                self.fDecimalPoints)

  544.             if not ok:

  545.                 return

  546. 

  547.             self.fMappedMinimum = value

  548.             self.mappedRangeChanged.emit(self.fParameterId, self.fMappedMinimum, self.fMappedMaximum)

  549.             return

  550. 

  551.         if actSel == actRangeMaximum:

  552.             value, ok = QInputDialog.getDouble(self,

  553.                                                self.tr("Custom Maximum"),

  554.                                                "Custom maximum value to use:",

  555.                                                self.fMappedMaximum,

  556.                                                self.fMinimum if self.fMappedCtrl != CONTROL_INDEX_CV else -9e6,

  557.                                                self.fMaximum if self.fMappedCtrl != CONTROL_INDEX_CV else 9e6,

  558.                                                self.fDecimalPoints)

  559.             if not ok:

  560.                 return

  561. 

  562.             self.fMappedMaximum = value

  563.             self.mappedRangeChanged.emit(self.fParameterId, self.fMappedMinimum, self.fMappedMaximum)

  564.             return

  565. 

  566.         if actSel == actUnmap:

  567.             ctrl = CONTROL_INDEX_NONE

  568.         elif actSel == actCV:

  569.             ctrl = CONTROL_INDEX_CV

  570.         elif actSel == actCustomCC:

  571.             value = self.fMappedCtrl if self.fMappedCtrl >= 0x01 and self.fMappedCtrl <= 0x77 else 1

  572.             ctrl, ok = QInputDialog.getInt(self,

  573.                                            self.tr("Custom CC"),

  574.                                            "Custom MIDI CC to use:",

  575.                                            value,

  576.                                            0x01, 0x77, 1)

  577.             if not ok:

  578.                 return

  579.         #elif actSel == actPitchbend:

  580.             #ctrl = CONTROL_INDEX_MIDI_PITCHBEND

  581.         elif actSel == actLearn:

  582.             ctrl = CONTROL_INDEX_MIDI_LEARN

  583.         elif actSel in actCCs:

  584.             ctrl = int(actSel.text().split(" ", 1)[0].replace("&",""), 10)

  585.         else:

  586.             return

  587. 

  588.         self.fMappedCtrl = ctrl

  589.         self.updateStatusLabel()

  590.         self.mappedControlChanged.emit(self.fParameterId, ctrl)

  591. 

  592.     @pyqtSlot(bool)

  593.     def slot_parameterDragStateChanged(self, touch):

  594.         self.host.set_parameter_touch(self.fPluginId, self.fParameterId, touch)

  595. 

  596.     def _textCallBack(self):

  597.         return self.host.get_parameter_text(self.fPluginId, self.fParameterId)

  598. 

  599.     def _valueCallBack(self, value):

  600.         self.valueChanged.emit(self.fParameterId, value)

  601. 

  602. # ------------------------------------------------------------------------------------------------------------

  603. # Plugin Editor Parent (Meta class)

  604. 

  605. class PluginEditParentMeta():

  606. #class PluginEditParentMeta(metaclass=ABCMeta):

  607.     @abstractmethod

  608.     def editDialogVisibilityChanged(self, pluginId, visible):

  609.         raise NotImplementedError

  610. 

  611.     @abstractmethod

  612.     def editDialogPluginHintsChanged(self, pluginId, hints):

  613.         raise NotImplementedError

  614. 

  615.     @abstractmethod

  616.     def editDialogParameterValueChanged(self, pluginId, parameterId, value):

  617.         raise NotImplementedError

  618. 

  619.     @abstractmethod

  620.     def editDialogProgramChanged(self, pluginId, index):

  621.         raise NotImplementedError

  622. 

  623.     @abstractmethod

  624.     def editDialogMidiProgramChanged(self, pluginId, index):

  625.         raise NotImplementedError

  626. 

  627.     @abstractmethod

  628.     def editDialogNotePressed(self, pluginId, note):

  629.         raise NotImplementedError

  630. 

  631.     @abstractmethod

  632.     def editDialogNoteReleased(self, pluginId, note):

  633.         raise NotImplementedError

  634. 

  635.     @abstractmethod

  636.     def editDialogMidiActivityChanged(self, pluginId, onOff):

  637.         raise NotImplementedError

  638. 

  639. # ------------------------------------------------------------------------------------------------------------

  640. # Plugin Editor (Built-in)

  641. 

  642. class PluginEdit(QDialog):

  643.     # signals

  644.     SIGTERM = pyqtSignal()

  645.     SIGUSR1 = pyqtSignal()

  646. 

  647.     def __init__(self, parent, host, pluginId):

  648.         QDialog.__init__(self, parent.window() if parent is not None else None)

  649.         self.host = host

  650.         self.ui = ui_carla_edit.Ui_PluginEdit()

  651.         self.ui.setupUi(self)

  652. 

  653.         # -------------------------------------------------------------

  654.         # Internal stuff

  655. 

  656.         self.fGeometry   = QByteArray()

  657.         self.fParent     = parent

  658.         self.fPluginId   = pluginId

  659.         self.fPluginInfo = None

  660. 

  661.         self.fCurrentStateFilename = None

  662.         self.fControlChannel = round(host.get_internal_parameter_value(pluginId, PARAMETER_CTRL_CHANNEL))

  663.         self.fFirstInit      = True

  664. 

  665.         self.fParameterList      = [] # (type, id, widget)

  666.         self.fParametersToUpdate = [] # (id, value)

  667. 

  668.         self.fPlayingNotes = [] # (channel, note)

  669. 

  670.         self.fTabIconOff    = QIcon(":/scalable/led_off.svg")

  671.         self.fTabIconOn     = QIcon(":/scalable/led_yellow.svg")

  672.         self.fTabIconTimers = []

  673. 

  674.         # used during testing

  675.         self.fIdleTimerId = 0

  676. 

  677.         # -------------------------------------------------------------

  678.         # Set-up GUI

  679. 

  680.         labelPluginFont = self.ui.label_plugin.font()

  681.         labelPluginFont.setPixelSize(15)

  682.         labelPluginFont.setWeight(75)

  683.         self.ui.label_plugin.setFont(labelPluginFont)

  684. 

  685.         self.ui.dial_drywet.setCustomPaintMode(self.ui.dial_drywet.CUSTOM_PAINT_MODE_CARLA_WET)

  686.         self.ui.dial_drywet.setImage(3)

  687.         self.ui.dial_drywet.setLabel("Dry/Wet")

  688.         self.ui.dial_drywet.setMinimum(0.0)

  689.         self.ui.dial_drywet.setMaximum(1.0)

  690.         self.ui.dial_drywet.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_DRYWET))

  691. 

  692.         self.ui.dial_vol.setCustomPaintMode(self.ui.dial_vol.CUSTOM_PAINT_MODE_CARLA_VOL)

  693.         self.ui.dial_vol.setImage(3)

  694.         self.ui.dial_vol.setLabel("Volume")

  695.         self.ui.dial_vol.setMinimum(0.0)

  696.         self.ui.dial_vol.setMaximum(1.27)

  697.         self.ui.dial_vol.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_VOLUME))

  698. 

  699.         self.ui.dial_b_left.setCustomPaintMode(self.ui.dial_b_left.CUSTOM_PAINT_MODE_CARLA_L)

  700.         self.ui.dial_b_left.setImage(4)

  701.         self.ui.dial_b_left.setLabel("L")

  702.         self.ui.dial_b_left.setMinimum(-1.0)

  703.         self.ui.dial_b_left.setMaximum(1.0)

  704.         self.ui.dial_b_left.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_BALANCE_LEFT))

  705. 

  706.         self.ui.dial_b_right.setCustomPaintMode(self.ui.dial_b_right.CUSTOM_PAINT_MODE_CARLA_R)

  707.         self.ui.dial_b_right.setImage(4)

  708.         self.ui.dial_b_right.setLabel("R")

  709.         self.ui.dial_b_right.setMinimum(-1.0)

  710.         self.ui.dial_b_right.setMaximum(1.0)

  711.         self.ui.dial_b_right.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_BALANCE_RIGHT))

  712. 

  713.         self.ui.dial_pan.setCustomPaintMode(self.ui.dial_b_right.CUSTOM_PAINT_MODE_CARLA_PAN)

  714.         self.ui.dial_pan.setImage(4)

  715.         self.ui.dial_pan.setLabel("Pan")

  716.         self.ui.dial_pan.setMinimum(-1.0)

  717.         self.ui.dial_pan.setMaximum(1.0)

  718.         self.ui.dial_pan.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_PANNING))

  719. 

  720.         self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  721. 

  722.         self.ui.scrollArea = PixmapKeyboardHArea(self)

  723.         self.ui.keyboard   = self.ui.scrollArea.keyboard

  724.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  725.         self.layout().addWidget(self.ui.scrollArea)

  726. 

  727.         self.ui.scrollArea.setEnabled(False)

  728.         self.ui.scrollArea.setVisible(False)

  729. 

  730.         # todo

  731.         self.ui.rb_balance.setEnabled(False)

  732.         self.ui.rb_balance.setVisible(False)

  733.         self.ui.rb_pan.setEnabled(False)

  734.         self.ui.rb_pan.setVisible(False)

  735. 

  736.         self.setWindowFlags(self.windowFlags() & ~Qt.WindowContextHelpButtonHint)

  737. 

  738.         self.reloadAll()

  739. 

  740.         self.fFirstInit = False

  741. 

  742.         # -------------------------------------------------------------

  743.         # Set-up connections

  744. 

  745.         self.finished.connect(self.slot_finished)

  746. 

  747.         self.ui.ch_fixed_buffer.clicked.connect(self.slot_optionChanged)

  748.         self.ui.ch_force_stereo.clicked.connect(self.slot_optionChanged)

  749.         self.ui.ch_map_program_changes.clicked.connect(self.slot_optionChanged)

  750.         self.ui.ch_use_chunks.clicked.connect(self.slot_optionChanged)

  751.         self.ui.ch_send_program_changes.clicked.connect(self.slot_optionChanged)

  752.         self.ui.ch_send_control_changes.clicked.connect(self.slot_optionChanged)

  753.         self.ui.ch_send_channel_pressure.clicked.connect(self.slot_optionChanged)

  754.         self.ui.ch_send_note_aftertouch.clicked.connect(self.slot_optionChanged)

  755.         self.ui.ch_send_pitchbend.clicked.connect(self.slot_optionChanged)

  756.         self.ui.ch_send_all_sound_off.clicked.connect(self.slot_optionChanged)

  757. 

  758.         self.ui.dial_drywet.realValueChanged.connect(self.slot_dryWetChanged)

  759.         self.ui.dial_vol.realValueChanged.connect(self.slot_volumeChanged)

  760.         self.ui.dial_b_left.realValueChanged.connect(self.slot_balanceLeftChanged)

  761.         self.ui.dial_b_right.realValueChanged.connect(self.slot_balanceRightChanged)

  762.         self.ui.dial_pan.realValueChanged.connect(self.slot_panChanged)

  763.         self.ui.sb_ctrl_channel.valueChanged.connect(self.slot_ctrlChannelChanged)

  764. 

  765.         self.ui.dial_drywet.customContextMenuRequested.connect(self.slot_knobCustomMenu)

  766.         self.ui.dial_vol.customContextMenuRequested.connect(self.slot_knobCustomMenu)

  767.         self.ui.dial_b_left.customContextMenuRequested.connect(self.slot_knobCustomMenu)

  768.         self.ui.dial_b_right.customContextMenuRequested.connect(self.slot_knobCustomMenu)

  769.         self.ui.dial_pan.customContextMenuRequested.connect(self.slot_knobCustomMenu)

  770.         self.ui.sb_ctrl_channel.customContextMenuRequested.connect(self.slot_channelCustomMenu)

  771. 

  772.         self.ui.keyboard.noteOn.connect(self.slot_noteOn)

  773.         self.ui.keyboard.noteOff.connect(self.slot_noteOff)

  774. 

  775.         self.ui.cb_programs.currentIndexChanged.connect(self.slot_programIndexChanged)

  776.         self.ui.cb_midi_programs.currentIndexChanged.connect(self.slot_midiProgramIndexChanged)

  777. 

  778.         self.ui.b_save_state.clicked.connect(self.slot_stateSave)

  779.         self.ui.b_load_state.clicked.connect(self.slot_stateLoad)

  780. 

  781.         host.NoteOnCallback.connect(self.slot_handleNoteOnCallback)

  782.         host.NoteOffCallback.connect(self.slot_handleNoteOffCallback)

  783.         host.UpdateCallback.connect(self.slot_handleUpdateCallback)

  784.         host.ReloadInfoCallback.connect(self.slot_handleReloadInfoCallback)

  785.         host.ReloadParametersCallback.connect(self.slot_handleReloadParametersCallback)

  786.         host.ReloadProgramsCallback.connect(self.slot_handleReloadProgramsCallback)

  787.         host.ReloadAllCallback.connect(self.slot_handleReloadAllCallback)

  788. 

  789.     #------------------------------------------------------------------

  790. 

  791.     @pyqtSlot(int, int, int, int)

  792.     def slot_handleNoteOnCallback(self, pluginId, channel, note, velocity):

  793.         if self.fPluginId != pluginId:

  794.             return

  795. 

  796.         if self.fControlChannel == channel:

  797.             self.ui.keyboard.sendNoteOn(note, False)

  798. 

  799.         playItem = (channel, note)

  800. 

  801.         if playItem not in self.fPlayingNotes:

  802.             self.fPlayingNotes.append(playItem)

  803. 

  804.         if len(self.fPlayingNotes) == 1 and self.fParent is not None:

  805.             self.fParent.editDialogMidiActivityChanged(self.fPluginId, True)

  806. 

  807.     @pyqtSlot(int, int, int)

  808.     def slot_handleNoteOffCallback(self, pluginId, channel, note):

  809.         if self.fPluginId != pluginId:

  810.             return

  811. 

  812.         if self.fControlChannel == channel:

  813.             self.ui.keyboard.sendNoteOff(note, False)

  814. 

  815.         playItem = (channel, note)

  816. 

  817.         if playItem in self.fPlayingNotes:

  818.             self.fPlayingNotes.remove(playItem)

  819. 

  820.         if self.fPlayingNotes and self.fParent is not None:

  821.             self.fParent.editDialogMidiActivityChanged(self.fPluginId, False)

  822. 

  823.     @pyqtSlot(int)

  824.     def slot_handleUpdateCallback(self, pluginId):

  825.         if self.fPluginId == pluginId:

  826.             self.updateInfo()

  827. 

  828.     @pyqtSlot(int)

  829.     def slot_handleReloadInfoCallback(self, pluginId):

  830.         if self.fPluginId == pluginId:

  831.             self.reloadInfo()

  832. 

  833.     @pyqtSlot(int)

  834.     def slot_handleReloadParametersCallback(self, pluginId):

  835.         if self.fPluginId == pluginId:

  836.             self.reloadParameters()

  837. 

  838.     @pyqtSlot(int)

  839.     def slot_handleReloadProgramsCallback(self, pluginId):

  840.         if self.fPluginId == pluginId:

  841.             self.reloadPrograms()

  842. 

  843.     @pyqtSlot(int)

  844.     def slot_handleReloadAllCallback(self, pluginId):

  845.         if self.fPluginId == pluginId:

  846.             self.reloadAll()

  847. 

  848.     #------------------------------------------------------------------

  849. 

  850.     def updateInfo(self):

  851.         # Update current program text

  852.         if self.ui.cb_programs.count() > 0:

  853.             pIndex = self.ui.cb_programs.currentIndex()

  854.             if pIndex >= 0:

  855.                 pName  = self.host.get_program_name(self.fPluginId, pIndex)

  856.                 #pName  = pName[:40] + (pName[40:] and "...")

  857.                 self.ui.cb_programs.setItemText(pIndex, pName)

  858. 

  859.         # Update current midi program text

  860.         if self.ui.cb_midi_programs.count() > 0:

  861.             mpIndex = self.ui.cb_midi_programs.currentIndex()

  862.             if mpIndex >= 0:

  863.                 mpData  = self.host.get_midi_program_data(self.fPluginId, mpIndex)

  864.                 mpBank  = mpData['bank']

  865.                 mpProg  = mpData['program']

  866.                 mpName  = mpData['name']

  867.                 #mpName  = mpName[:40] + (mpName[40:] and "...")

  868.                 self.ui.cb_midi_programs.setItemText(mpIndex, "%03i:%03i - %s" % (mpBank+1, mpProg+1, mpName))

  869. 

  870.         # Update all parameter values

  871.         for _, paramId, paramWidget in self.fParameterList:

  872.             paramWidget.blockSignals(True)

  873.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  874.             paramWidget.blockSignals(False)

  875. 

  876.         # and the internal ones too

  877.         self.ui.dial_drywet.blockSignals(True)

  878.         self.ui.dial_drywet.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_DRYWET))

  879.         self.ui.dial_drywet.blockSignals(False)

  880. 

  881.         self.ui.dial_vol.blockSignals(True)

  882.         self.ui.dial_vol.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_VOLUME))

  883.         self.ui.dial_vol.blockSignals(False)

  884. 

  885.         self.ui.dial_b_left.blockSignals(True)

  886.         self.ui.dial_b_left.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_BALANCE_LEFT))

  887.         self.ui.dial_b_left.blockSignals(False)

  888. 

  889.         self.ui.dial_b_right.blockSignals(True)

  890.         self.ui.dial_b_right.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_BALANCE_RIGHT))

  891.         self.ui.dial_b_right.blockSignals(False)

  892. 

  893.         self.ui.dial_pan.blockSignals(True)

  894.         self.ui.dial_pan.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_PANNING))

  895.         self.ui.dial_pan.blockSignals(False)

  896. 

  897.         self.fControlChannel = round(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_CTRL_CHANNEL))

  898.         self.ui.sb_ctrl_channel.blockSignals(True)

  899.         self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  900.         self.ui.sb_ctrl_channel.blockSignals(False)

  901.         self.ui.keyboard.allNotesOff()

  902.         self._updateCtrlPrograms()

  903. 

  904.         self.fParametersToUpdate = []

  905. 

  906.     #------------------------------------------------------------------

  907. 

  908.     def reloadAll(self):

  909.         self.fPluginInfo = self.host.get_plugin_info(self.fPluginId)

  910. 

  911.         self.reloadInfo()

  912.         self.reloadParameters()

  913.         self.reloadPrograms()

  914. 

  915.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  916.             self.ui.b_save_state.setEnabled(False)

  917. 

  918.         if not self.ui.scrollArea.isEnabled():

  919.             self.resize(self.width(), self.height()-self.ui.scrollArea.height())

  920. 

  921.     #------------------------------------------------------------------

  922. 

  923.     def reloadInfo(self):

  924.         realPluginName = self.host.get_real_plugin_name(self.fPluginId)

  925.         #audioCountInfo = self.host.get_audio_port_count_info(self.fPluginId)

  926.         midiCountInfo  = self.host.get_midi_port_count_info(self.fPluginId)

  927.         #paramCountInfo = self.host.get_parameter_count_info(self.fPluginId)

  928. 

  929.         pluginHints = self.fPluginInfo['hints']

  930. 

  931.         self.ui.le_type.setText(getPluginTypeAsString(self.fPluginInfo['type']))

  932. 

  933.         self.ui.label_name.setEnabled(bool(realPluginName))

  934.         self.ui.le_name.setEnabled(bool(realPluginName))

  935.         self.ui.le_name.setText(realPluginName)

  936.         self.ui.le_name.setToolTip(realPluginName)

  937. 

  938.         self.ui.label_label.setEnabled(bool(self.fPluginInfo['label']))

  939.         self.ui.le_label.setEnabled(bool(self.fPluginInfo['label']))

  940.         self.ui.le_label.setText(self.fPluginInfo['label'])

  941.         self.ui.le_label.setToolTip(self.fPluginInfo['label'])

  942. 

  943.         self.ui.label_maker.setEnabled(bool(self.fPluginInfo['maker']))

  944.         self.ui.le_maker.setEnabled(bool(self.fPluginInfo['maker']))

  945.         self.ui.le_maker.setText(self.fPluginInfo['maker'])

  946.         self.ui.le_maker.setToolTip(self.fPluginInfo['maker'])

  947. 

  948.         self.ui.label_copyright.setEnabled(bool(self.fPluginInfo['copyright']))

  949.         self.ui.le_copyright.setEnabled(bool(self.fPluginInfo['copyright']))

  950.         self.ui.le_copyright.setText(self.fPluginInfo['copyright'])

  951.         self.ui.le_copyright.setToolTip(self.fPluginInfo['copyright'])

  952. 

  953.         self.ui.label_unique_id.setEnabled(bool(self.fPluginInfo['uniqueId']))

  954.         self.ui.le_unique_id.setEnabled(bool(self.fPluginInfo['uniqueId']))

  955.         self.ui.le_unique_id.setText(str(self.fPluginInfo['uniqueId']))

  956.         self.ui.le_unique_id.setToolTip(str(self.fPluginInfo['uniqueId']))

  957. 

  958.         self.ui.label_plugin.setText("\n%s\n" % (self.fPluginInfo['name'] or "(none)"))

  959.         self.setWindowTitle(self.fPluginInfo['name'] or "(none)")

  960. 

  961.         self.ui.dial_drywet.setEnabled(pluginHints & PLUGIN_CAN_DRYWET)

  962.         self.ui.dial_vol.setEnabled(pluginHints & PLUGIN_CAN_VOLUME)

  963.         self.ui.dial_b_left.setEnabled(pluginHints & PLUGIN_CAN_BALANCE)

  964.         self.ui.dial_b_right.setEnabled(pluginHints & PLUGIN_CAN_BALANCE)

  965.         self.ui.dial_pan.setEnabled(pluginHints & PLUGIN_CAN_PANNING)

  966. 

  967.         optsAvailable = self.fPluginInfo['optionsAvailable']

  968.         optsEnabled = self.fPluginInfo['optionsEnabled']

  969.         self.ui.ch_use_chunks.setEnabled(optsAvailable & PLUGIN_OPTION_USE_CHUNKS)

  970.         self.ui.ch_use_chunks.setChecked(optsEnabled & PLUGIN_OPTION_USE_CHUNKS)

  971.         self.ui.ch_fixed_buffer.setEnabled(optsAvailable & PLUGIN_OPTION_FIXED_BUFFERS)

  972.         self.ui.ch_fixed_buffer.setChecked(optsEnabled & PLUGIN_OPTION_FIXED_BUFFERS)

  973.         self.ui.ch_force_stereo.setEnabled(optsAvailable & PLUGIN_OPTION_FORCE_STEREO)

  974.         self.ui.ch_force_stereo.setChecked(optsEnabled & PLUGIN_OPTION_FORCE_STEREO)

  975.         self.ui.ch_map_program_changes.setEnabled(optsAvailable & PLUGIN_OPTION_MAP_PROGRAM_CHANGES)

  976.         self.ui.ch_map_program_changes.setChecked(optsEnabled & PLUGIN_OPTION_MAP_PROGRAM_CHANGES)

  977.         self.ui.ch_send_control_changes.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_CONTROL_CHANGES)

  978.         self.ui.ch_send_control_changes.setChecked(optsEnabled & PLUGIN_OPTION_SEND_CONTROL_CHANGES)

  979.         self.ui.ch_send_channel_pressure.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE)

  980.         self.ui.ch_send_channel_pressure.setChecked(optsEnabled & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE)

  981.         self.ui.ch_send_note_aftertouch.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH)

  982.         self.ui.ch_send_note_aftertouch.setChecked(optsEnabled & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH)

  983.         self.ui.ch_send_pitchbend.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_PITCHBEND)

  984.         self.ui.ch_send_pitchbend.setChecked(optsEnabled & PLUGIN_OPTION_SEND_PITCHBEND)

  985.         self.ui.ch_send_all_sound_off.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)

  986.         self.ui.ch_send_all_sound_off.setChecked(optsEnabled & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)

  987. 

  988.         canSendPrograms = bool((optsAvailable & PLUGIN_OPTION_SEND_PROGRAM_CHANGES) != 0 and

  989.                                (optsEnabled & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) == 0)

  990.         self.ui.ch_send_program_changes.setEnabled(canSendPrograms)

  991.         self.ui.ch_send_program_changes.setChecked(optsEnabled & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  992. 

  993.         self.ui.sw_programs.setCurrentIndex(0 if self.fPluginInfo['type'] in (PLUGIN_VST2, PLUGIN_SFZ) else 1)

  994. 

  995.         # Show/hide keyboard

  996.         showKeyboard = (self.fPluginInfo['category'] == PLUGIN_CATEGORY_SYNTH or midiCountInfo['ins'] > 0)

  997.         self.ui.scrollArea.setEnabled(showKeyboard)

  998.         self.ui.scrollArea.setVisible(showKeyboard)

  999. 

  1000.         # Force-update parent for new hints

  1001.         if self.fParent is not None and not self.fFirstInit:

  1002.             self.fParent.editDialogPluginHintsChanged(self.fPluginId, pluginHints)

  1003. 

  1004.     def reloadParameters(self):

  1005.         # Reset

  1006.         self.fParameterList      = []

  1007.         self.fParametersToUpdate = []

  1008.         self.fTabIconTimers      = []

  1009. 

  1010.         # Save current tab state

  1011.         tabIndex  = self.ui.tabWidget.currentIndex()

  1012.         tabWidget = self.ui.tabWidget.currentWidget()

  1013.         scrollVal = tabWidget.verticalScrollBar().value() if isinstance(tabWidget, QScrollArea) else None

  1014.         del tabWidget

  1015. 

  1016.         # Remove all previous parameters

  1017.         for _ in range(self.ui.tabWidget.count()-1):

  1018.             self.ui.tabWidget.widget(1).deleteLater()

  1019.             self.ui.tabWidget.removeTab(1)

  1020. 

  1021.         parameterCount = self.host.get_parameter_count(self.fPluginId)

  1022. 

  1023.         # -----------------------------------------------------------------

  1024. 

  1025.         if parameterCount <= 0:

  1026.             return

  1027. 

  1028.         # -----------------------------------------------------------------

  1029. 

  1030.         paramInputList   = []

  1031.         paramOutputList  = []

  1032.         paramInputWidth  = 0

  1033.         paramOutputWidth = 0

  1034. 

  1035.         paramInputListFull  = [] # ([params], width)

  1036.         paramOutputListFull = [] # ([params], width)

  1037. 

  1038.         for i in range(min(parameterCount, self.host.maxParameters)):

  1039.             paramInfo   = self.host.get_parameter_info(self.fPluginId, i)

  1040.             paramData   = self.host.get_parameter_data(self.fPluginId, i)

  1041.             paramRanges = self.host.get_parameter_ranges(self.fPluginId, i)

  1042.             paramValue  = self.host.get_current_parameter_value(self.fPluginId, i)

  1043. 

  1044.             if paramData['type'] not in (PARAMETER_INPUT, PARAMETER_OUTPUT):

  1045.                 continue

  1046.             if (paramData['hints'] & PARAMETER_IS_ENABLED) == 0:

  1047.                 continue

  1048. 

  1049.             parameter = {

  1050.                 'type':  paramData['type'],

  1051.                 'hints': paramData['hints'],

  1052.                 'name':  paramInfo['name'],

  1053.                 'unit':  paramInfo['unit'],

  1054.                 'scalePoints': [],

  1055. 

  1056.                 'index':   paramData['index'],

  1057.                 'default': paramRanges['def'],

  1058.                 'minimum': paramRanges['min'],

  1059.                 'maximum': paramRanges['max'],

  1060.                 'step':    paramRanges['step'],

  1061.                 'stepSmall': paramRanges['stepSmall'],

  1062.                 'stepLarge': paramRanges['stepLarge'],

  1063.                 'mappedControlIndex': paramData['mappedControlIndex'],

  1064.                 'mappedMinimum': paramData['mappedMinimum'],

  1065.                 'mappedMaximum': paramData['mappedMaximum'],

  1066.                 'midiChannel': paramData['midiChannel']+1,

  1067. 

  1068.                 'comment':   paramInfo['comment'],

  1069.                 'groupName': paramInfo['groupName'],

  1070. 

  1071.                 'current': paramValue

  1072.             }

  1073. 

  1074.             for j in range(paramInfo['scalePointCount']):

  1075.                 scalePointInfo = self.host.get_parameter_scalepoint_info(self.fPluginId, i, j)

  1076. 

  1077.                 parameter['scalePoints'].append({

  1078.                     'value': scalePointInfo['value'],

  1079.                     'label': scalePointInfo['label']

  1080.                 })

  1081. 

  1082.             #parameter['name'] = parameter['name'][:30] + (parameter['name'][30:] and "...")

  1083. 

  1084.             # -----------------------------------------------------------------

  1085.             # Get width values, in packs of 20

  1086. 

  1087.             if parameter['type'] == PARAMETER_INPUT:

  1088.                 paramInputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1089. 

  1090.                 if paramInputWidthTMP > paramInputWidth:

  1091.                     paramInputWidth = paramInputWidthTMP

  1092. 

  1093.                 paramInputList.append(parameter)

  1094. 

  1095.             else:

  1096.                 paramOutputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1097. 

  1098.                 if paramOutputWidthTMP > paramOutputWidth:

  1099.                     paramOutputWidth = paramOutputWidthTMP

  1100. 

  1101.                 paramOutputList.append(parameter)

  1102. 

  1103.         paramInputListFull.append((paramInputList, paramInputWidth))

  1104.         paramOutputListFull.append((paramOutputList, paramOutputWidth))

  1105. 

  1106.         # Create parameter tabs + widgets

  1107.         self._createParameterWidgets(PARAMETER_INPUT,  paramInputListFull,  self.tr("Parameters"))

  1108.         self._createParameterWidgets(PARAMETER_OUTPUT, paramOutputListFull, self.tr("Outputs"))

  1109. 

  1110.         # Restore tab state

  1111.         if tabIndex < self.ui.tabWidget.count():

  1112.             self.ui.tabWidget.setCurrentIndex(tabIndex)

  1113.             if scrollVal is not None:

  1114.                 self.ui.tabWidget.currentWidget().verticalScrollBar().setValue(scrollVal)

  1115. 

  1116.     def reloadPrograms(self):

  1117.         # Programs

  1118.         self.ui.cb_programs.blockSignals(True)

  1119.         self.ui.cb_programs.clear()

  1120. 

  1121.         programCount = self.host.get_program_count(self.fPluginId)

  1122. 

  1123.         if programCount > 0:

  1124.             self.ui.cb_programs.setEnabled(True)

  1125.             self.ui.label_programs.setEnabled(True)

  1126. 

  1127.             for i in range(programCount):

  1128.                 pName = self.host.get_program_name(self.fPluginId, i)

  1129.                 #pName = pName[:40] + (pName[40:] and "...")

  1130.                 self.ui.cb_programs.addItem(pName)

  1131. 

  1132.             self.ui.cb_programs.setCurrentIndex(self.host.get_current_program_index(self.fPluginId))

  1133. 

  1134.         else:

  1135.             self.ui.cb_programs.setEnabled(False)

  1136.             self.ui.label_programs.setEnabled(False)

  1137. 

  1138.         self.ui.cb_programs.blockSignals(False)

  1139. 

  1140.         # MIDI Programs

  1141.         self.ui.cb_midi_programs.blockSignals(True)

  1142.         self.ui.cb_midi_programs.clear()

  1143. 

  1144.         midiProgramCount = self.host.get_midi_program_count(self.fPluginId)

  1145. 

  1146.         if midiProgramCount > 0:

  1147.             self.ui.cb_midi_programs.setEnabled(True)

  1148.             self.ui.label_midi_programs.setEnabled(True)

  1149. 

  1150.             for i in range(midiProgramCount):

  1151.                 mpData = self.host.get_midi_program_data(self.fPluginId, i)

  1152.                 mpBank = mpData['bank']

  1153.                 mpProg = mpData['program']

  1154.                 mpName = mpData['name']

  1155.                 #mpName = mpName[:40] + (mpName[40:] and "...")

  1156. 

  1157.                 self.ui.cb_midi_programs.addItem("%03i:%03i - %s" % (mpBank+1, mpProg+1, mpName))

  1158. 

  1159.             self.ui.cb_midi_programs.setCurrentIndex(self.host.get_current_midi_program_index(self.fPluginId))

  1160. 

  1161.         else:

  1162.             self.ui.cb_midi_programs.setEnabled(False)

  1163.             self.ui.label_midi_programs.setEnabled(False)

  1164. 

  1165.         self.ui.cb_midi_programs.blockSignals(False)

  1166. 

  1167.         self.ui.sw_programs.setEnabled(programCount > 0 or midiProgramCount > 0)

  1168. 

  1169.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1170.             self.ui.b_load_state.setEnabled(programCount > 0)

  1171. 

  1172.     #------------------------------------------------------------------

  1173. 

  1174.     def clearNotes(self):

  1175.         self.fPlayingNotes = []

  1176.         self.ui.keyboard.allNotesOff()

  1177. 

  1178.     def noteOn(self, channel, note, velocity):

  1179.         if self.fControlChannel == channel:

  1180.             self.ui.keyboard.sendNoteOn(note, False)

  1181. 

  1182.     def noteOff(self, channel, note):

  1183.         if self.fControlChannel == channel:

  1184.             self.ui.keyboard.sendNoteOff(note, False)

  1185. 

  1186.     #------------------------------------------------------------------

  1187. 

  1188.     def getHints(self):

  1189.         return self.fPluginInfo['hints']

  1190. 

  1191.     def setPluginId(self, idx):

  1192.         self.fPluginId = idx

  1193. 

  1194.     def setName(self, name):

  1195.         self.fPluginInfo['name'] = name

  1196.         self.ui.label_plugin.setText("\n%s\n" % name)

  1197.         self.setWindowTitle(name)

  1198. 

  1199.     #------------------------------------------------------------------

  1200. 

  1201.     def setParameterValue(self, parameterId, value):

  1202.         for paramItem in self.fParametersToUpdate:

  1203.             if paramItem[0] == parameterId:

  1204.                 paramItem[1] = value

  1205.                 break

  1206.         else:

  1207.             self.fParametersToUpdate.append([parameterId, value])

  1208. 

  1209.     def setParameterDefault(self, parameterId, value):

  1210.         for _, paramId, paramWidget in self.fParameterList:

  1211.             if paramId == parameterId:

  1212.                 paramWidget.setDefault(value)

  1213.                 break

  1214. 

  1215.     def setParameterMappedControlIndex(self, parameterId, control):

  1216.         for _, paramId, paramWidget in self.fParameterList:

  1217.             if paramId == parameterId:

  1218.                 paramWidget.setMappedControlIndex(control)

  1219.                 break

  1220. 

  1221.     def setParameterMappedRange(self, parameterId, minimum, maximum):

  1222.         for _, paramId, paramWidget in self.fParameterList:

  1223.             if paramId == parameterId:

  1224.                 paramWidget.setMappedRange(minimum, maximum)

  1225.                 break

  1226. 

  1227.     def setParameterMidiChannel(self, parameterId, channel):

  1228.         for _, paramId, paramWidget in self.fParameterList:

  1229.             if paramId == parameterId:

  1230.                 paramWidget.setMidiChannel(channel+1)

  1231.                 break

  1232. 

  1233.     def setProgram(self, index):

  1234.         self.ui.cb_programs.blockSignals(True)

  1235.         self.ui.cb_programs.setCurrentIndex(index)

  1236.         self.ui.cb_programs.blockSignals(False)

  1237.         self._updateParameterValues()

  1238. 

  1239.     def setMidiProgram(self, index):

  1240.         self.ui.cb_midi_programs.blockSignals(True)

  1241.         self.ui.cb_midi_programs.setCurrentIndex(index)

  1242.         self.ui.cb_midi_programs.blockSignals(False)

  1243.         self._updateParameterValues()

  1244. 

  1245.     def setOption(self, option, yesNo):

  1246.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1247.             widget = self.ui.ch_use_chunks

  1248.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1249.             widget = self.ui.ch_fixed_buffer

  1250.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1251.             widget = self.ui.ch_force_stereo

  1252.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1253.             widget = self.ui.ch_map_program_changes

  1254.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1255.             widget = self.ui.ch_send_program_changes

  1256.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1257.             widget = self.ui.ch_send_control_changes

  1258.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1259.             widget = self.ui.ch_send_channel_pressure

  1260.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1261.             widget = self.ui.ch_send_note_aftertouch

  1262.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1263.             widget = self.ui.ch_send_pitchbend

  1264.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1265.             widget = self.ui.ch_send_all_sound_off

  1266.         else:

  1267.             return

  1268. 

  1269.         widget.blockSignals(True)

  1270.         widget.setChecked(yesNo)

  1271.         widget.blockSignals(False)

  1272. 

  1273.     #------------------------------------------------------------------

  1274. 

  1275.     def setVisible(self, yesNo):

  1276.         if yesNo:

  1277.             if not self.fGeometry.isNull():

  1278.                 self.restoreGeometry(self.fGeometry)

  1279.         else:

  1280.             self.fGeometry = self.saveGeometry()

  1281. 

  1282.         QDialog.setVisible(self, yesNo)

  1283. 

  1284.     #------------------------------------------------------------------

  1285. 

  1286.     def idleSlow(self):

  1287.         # Check Tab icons

  1288.         for i in range(len(self.fTabIconTimers)):

  1289.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1290.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

  1291.             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:

  1292.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1293.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1294.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1295.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1296. 

  1297.         # Check parameters needing update

  1298.         for index, value in self.fParametersToUpdate:

  1299.             if index == PARAMETER_DRYWET:

  1300.                 self.ui.dial_drywet.blockSignals(True)

  1301.                 self.ui.dial_drywet.setValue(value)

  1302.                 self.ui.dial_drywet.blockSignals(False)

  1303. 

  1304.             elif index == PARAMETER_VOLUME:

  1305.                 self.ui.dial_vol.blockSignals(True)

  1306.                 self.ui.dial_vol.setValue(value)

  1307.                 self.ui.dial_vol.blockSignals(False)

  1308. 

  1309.             elif index == PARAMETER_BALANCE_LEFT:

  1310.                 self.ui.dial_b_left.blockSignals(True)

  1311.                 self.ui.dial_b_left.setValue(value)

  1312.                 self.ui.dial_b_left.blockSignals(False)

  1313. 

  1314.             elif index == PARAMETER_BALANCE_RIGHT:

  1315.                 self.ui.dial_b_right.blockSignals(True)

  1316.                 self.ui.dial_b_right.setValue(value)

  1317.                 self.ui.dial_b_right.blockSignals(False)

  1318. 

  1319.             elif index == PARAMETER_PANNING:

  1320.                 self.ui.dial_pan.blockSignals(True)

  1321.                 self.ui.dial_pan.setValue(value)

  1322.                 self.ui.dial_pan.blockSignals(False)

  1323. 

  1324.             elif index == PARAMETER_CTRL_CHANNEL:

  1325.                 self.fControlChannel = round(value)

  1326.                 self.ui.sb_ctrl_channel.blockSignals(True)

  1327.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  1328.                 self.ui.sb_ctrl_channel.blockSignals(False)

  1329.                 self.ui.keyboard.allNotesOff()

  1330.                 self._updateCtrlPrograms()

  1331. 

  1332.             elif index >= 0:

  1333.                 for paramType, paramId, paramWidget in self.fParameterList:

  1334.                     if paramId != index:

  1335.                         continue

  1336.                     # FIXME see below

  1337.                     if paramType != PARAMETER_INPUT:

  1338.                         continue

  1339. 

  1340.                     paramWidget.blockSignals(True)

  1341.                     paramWidget.setValue(value)

  1342.                     paramWidget.blockSignals(False)

  1343. 

  1344.                     #if paramType == PARAMETER_INPUT:

  1345.                     tabIndex = paramWidget.getTabIndex()

  1346. 

  1347.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1348.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1349. 

  1350.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1351.                     break

  1352. 

  1353.         # Clear all parameters

  1354.         self.fParametersToUpdate = []

  1355. 

  1356.         # Update parameter outputs | FIXME needed?

  1357.         for paramType, paramId, paramWidget in self.fParameterList:

  1358.             if paramType != PARAMETER_OUTPUT:

  1359.                 continue

  1360. 

  1361.             paramWidget.blockSignals(True)

  1362.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1363.             paramWidget.blockSignals(False)

  1364. 

  1365.     #------------------------------------------------------------------

  1366. 

  1367.     @pyqtSlot()

  1368.     def slot_stateSave(self):

  1369.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1370.             # TODO

  1371.             return

  1372. 

  1373.         if self.fCurrentStateFilename:

  1374.             askTry = QMessageBox.question(self,

  1375.                                           self.tr("Overwrite?"),

  1376.                                           self.tr("Overwrite previously created file?"),

  1377.                                           QMessageBox.Ok|QMessageBox.Cancel)

  1378. 

  1379.             if askTry == QMessageBox.Ok:

  1380.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1381.                 return

  1382. 

  1383.             self.fCurrentStateFilename = None

  1384. 

  1385.         fileFilter = self.tr("Carla State File (*.carxs)")

  1386.         filename, _ = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1387. 

  1388.         # FIXME use ok value, test if it works as expected

  1389.         if not filename:

  1390.             return

  1391. 

  1392.         if not filename.lower().endswith(".carxs"):

  1393.             filename += ".carxs"

  1394. 

  1395.         self.fCurrentStateFilename = filename

  1396.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1397. 

  1398.     @pyqtSlot()

  1399.     def slot_stateLoad(self):

  1400.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1401.             presetList = []

  1402. 

  1403.             for i in range(self.host.get_program_count(self.fPluginId)):

  1404.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1405. 

  1406.             ret = QInputDialog.getItem(self,

  1407.                                        self.tr("Open LV2 Preset"),

  1408.                                        self.tr("Select an LV2 Preset:"),

  1409.                                        presetList, 0, False)

  1410. 

  1411.             if ret[1]:

  1412.                 index = int(ret[0].split(" - ", 1)[0])-1

  1413.                 self.host.set_program(self.fPluginId, index)

  1414.                 self.setMidiProgram(-1)

  1415. 

  1416.             return

  1417. 

  1418.         fileFilter = self.tr("Carla State File (*.carxs)")

  1419.         filename, _ = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1420. 

  1421.         # FIXME use ok value, test if it works as expected

  1422.         if not filename:

  1423.             return

  1424. 

  1425.         self.fCurrentStateFilename = filename

  1426.         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1427. 

  1428.     #------------------------------------------------------------------

  1429. 

  1430.     @pyqtSlot(bool)

  1431.     def slot_optionChanged(self, clicked):

  1432.         sender = self.sender()

  1433. 

  1434.         if sender == self.ui.ch_use_chunks:

  1435.             option = PLUGIN_OPTION_USE_CHUNKS

  1436.         elif sender == self.ui.ch_fixed_buffer:

  1437.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1438.         elif sender == self.ui.ch_force_stereo:

  1439.             option = PLUGIN_OPTION_FORCE_STEREO

  1440.         elif sender == self.ui.ch_map_program_changes:

  1441.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1442.         elif sender == self.ui.ch_send_program_changes:

  1443.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1444.         elif sender == self.ui.ch_send_control_changes:

  1445.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1446.         elif sender == self.ui.ch_send_channel_pressure:

  1447.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

  1448.         elif sender == self.ui.ch_send_note_aftertouch:

  1449.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

  1450.         elif sender == self.ui.ch_send_pitchbend:

  1451.             option = PLUGIN_OPTION_SEND_PITCHBEND

  1452.         elif sender == self.ui.ch_send_all_sound_off:

  1453.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1454.         else:

  1455.             return

  1456. 

  1457.         #--------------------------------------------------------------

  1458.         # handle map-program-changes and send-program-changes conflict

  1459. 

  1460.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1461.             self.ui.ch_send_program_changes.setEnabled(False)

  1462. 

  1463.             # disable send-program-changes if needed

  1464.             if self.ui.ch_send_program_changes.isChecked():

  1465.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1466. 

  1467.         #--------------------------------------------------------------

  1468.         # set option

  1469. 

  1470.         self.host.set_option(self.fPluginId, option, clicked)

  1471. 

  1472.         #--------------------------------------------------------------

  1473.         # handle map-program-changes and send-program-changes conflict

  1474. 

  1475.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1476.             self.ui.ch_send_program_changes.setEnabled(

  1477.                 self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1478. 

  1479.             # restore send-program-changes if needed

  1480.             if self.ui.ch_send_program_changes.isChecked():

  1481.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1482. 

  1483.     #------------------------------------------------------------------

  1484. 

  1485.     @pyqtSlot(float)

  1486.     def slot_dryWetChanged(self, value):

  1487.         self.host.set_drywet(self.fPluginId, value)

  1488. 

  1489.         if self.fParent is not None:

  1490.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1491. 

  1492.     @pyqtSlot(float)

  1493.     def slot_volumeChanged(self, value):

  1494.         self.host.set_volume(self.fPluginId, value)

  1495. 

  1496.         if self.fParent is not None:

  1497.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1498. 

  1499.     @pyqtSlot(float)

  1500.     def slot_balanceLeftChanged(self, value):

  1501.         self.host.set_balance_left(self.fPluginId, value)

  1502. 

  1503.         if self.fParent is not None:

  1504.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1505. 

  1506.     @pyqtSlot(float)

  1507.     def slot_balanceRightChanged(self, value):

  1508.         self.host.set_balance_right(self.fPluginId, value)

  1509. 

  1510.         if self.fParent is not None:

  1511.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1512. 

  1513.     @pyqtSlot(float)

  1514.     def slot_panChanged(self, value):

  1515.         self.host.set_panning(self.fPluginId, value)

  1516. 

  1517.         if self.fParent is not None:

  1518.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1519. 

  1520.     @pyqtSlot(int)

  1521.     def slot_ctrlChannelChanged(self, value):

  1522.         self.fControlChannel = value-1

  1523.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1524. 

  1525.         self.ui.keyboard.allNotesOff()

  1526.         self._updateCtrlPrograms()

  1527. 

  1528.     #------------------------------------------------------------------

  1529. 

  1530.     @pyqtSlot(int, float)

  1531.     def slot_parameterValueChanged(self, parameterId, value):

  1532.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1533. 

  1534.         if self.fParent is not None:

  1535.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1536. 

  1537.     @pyqtSlot(int, int)

  1538.     def slot_parameterMappedControlChanged(self, parameterId, control):

  1539.         self.host.set_parameter_mapped_control_index(self.fPluginId, parameterId, control)

  1540. 

  1541.     @pyqtSlot(int, float, float)

  1542.     def slot_parameterMappedRangeChanged(self, parameterId, minimum, maximum):

  1543.         self.host.set_parameter_mapped_range(self.fPluginId, parameterId, minimum, maximum)

  1544. 

  1545.     @pyqtSlot(int, int)

  1546.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1547.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1548. 

  1549.     #------------------------------------------------------------------

  1550. 

  1551.     @pyqtSlot(int)

  1552.     def slot_programIndexChanged(self, index):

  1553.         self.host.set_program(self.fPluginId, index)

  1554. 

  1555.         if self.fParent is not None:

  1556.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1557. 

  1558.         self._updateParameterValues()

  1559. 

  1560.     @pyqtSlot(int)

  1561.     def slot_midiProgramIndexChanged(self, index):

  1562.         self.host.set_midi_program(self.fPluginId, index)

  1563. 

  1564.         if self.fParent is not None:

  1565.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1566. 

  1567.         self._updateParameterValues()

  1568. 

  1569.     #------------------------------------------------------------------

  1570. 

  1571.     @pyqtSlot(int)

  1572.     def slot_noteOn(self, note):

  1573.         if self.fControlChannel >= 0:

  1574.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1575. 

  1576.         if self.fParent is not None:

  1577.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1578. 

  1579.     @pyqtSlot(int)

  1580.     def slot_noteOff(self, note):

  1581.         if self.fControlChannel >= 0:

  1582.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1583. 

  1584.         if self.fParent is not None:

  1585.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1586. 

  1587.     #------------------------------------------------------------------

  1588. 

  1589.     @pyqtSlot()

  1590.     def slot_finished(self):

  1591.         if self.fParent is not None:

  1592.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1593. 

  1594.     #------------------------------------------------------------------

  1595. 

  1596.     @pyqtSlot()

  1597.     def slot_knobCustomMenu(self):

  1598.         sender   = self.sender()

  1599.         knobName = sender.objectName()

  1600. 

  1601.         if knobName == "dial_drywet":

  1602.             minimum = 0.0

  1603.             maximum = 1.0

  1604.             default = 1.0

  1605.             label   = "Dry/Wet"

  1606.         elif knobName == "dial_vol":

  1607.             minimum = 0.0

  1608.             maximum = 1.27

  1609.             default = 1.0

  1610.             label   = "Volume"

  1611.         elif knobName == "dial_b_left":

  1612.             minimum = -1.0

  1613.             maximum = 1.0

  1614.             default = -1.0

  1615.             label   = "Balance-Left"

  1616.         elif knobName == "dial_b_right":

  1617.             minimum = -1.0

  1618.             maximum = 1.0

  1619.             default = 1.0

  1620.             label   = "Balance-Right"

  1621.         elif knobName == "dial_pan":

  1622.             minimum = -1.0

  1623.             maximum = 1.0

  1624.             default = 0.0

  1625.             label   = "Panning"

  1626.         else:

  1627.             minimum = 0.0

  1628.             maximum = 1.0

  1629.             default = 0.5

  1630.             label   = "Unknown"

  1631. 

  1632.         menu = QMenu(self)

  1633.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1634.         menu.addSeparator()

  1635.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1636.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1637.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1638.         menu.addSeparator()

  1639.         actSet = menu.addAction(self.tr("Set value..."))

  1640. 

  1641.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1642.             menu.removeAction(actCenter)

  1643. 

  1644.         actSelected = menu.exec_(QCursor.pos())

  1645. 

  1646.         if actSelected == actSet:

  1647.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1648.             value, ok = QInputDialog.getInt(self,

  1649.                                             self.tr("Set value"),

  1650.                                             label,

  1651.                                             round(current*100.0),

  1652.                                             round(minimum*100.0),

  1653.                                             round(maximum*100.0),

  1654.                                             1)

  1655.             if ok:

  1656.                 value = float(value)/100.0

  1657. 

  1658.             if not ok:

  1659.                 return

  1660. 

  1661.         elif actSelected == actMinimum:

  1662.             value = minimum

  1663.         elif actSelected == actMaximum:

  1664.             value = maximum

  1665.         elif actSelected == actReset:

  1666.             value = default

  1667.         elif actSelected == actCenter:

  1668.             value = 0.0

  1669.         else:

  1670.             return

  1671. 

  1672.         sender.setValue(value, True)

  1673. 

  1674.     #------------------------------------------------------------------

  1675. 

  1676.     @pyqtSlot()

  1677.     def slot_channelCustomMenu(self):

  1678.         menu = QMenu(self)

  1679. 

  1680.         actNone = menu.addAction(self.tr("None"))

  1681. 

  1682.         if self.fControlChannel+1 == 0:

  1683.             actNone.setCheckable(True)

  1684.             actNone.setChecked(True)

  1685. 

  1686.         for i in range(1, 16+1):

  1687.             action = menu.addAction("%i" % i)

  1688. 

  1689.             if self.fControlChannel+1 == i:

  1690.                 action.setCheckable(True)

  1691.                 action.setChecked(True)

  1692. 

  1693.         actSel = menu.exec_(QCursor.pos())

  1694. 

  1695.         if not actSel:

  1696.             pass

  1697.         elif actSel == actNone:

  1698.             self.ui.sb_ctrl_channel.setValue(0)

  1699.         elif actSel:

  1700.             selChannel = int(actSel.text())

  1701.             self.ui.sb_ctrl_channel.setValue(selChannel)

  1702. 

  1703.     #------------------------------------------------------------------

  1704. 

  1705.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1706.         groupWidgets = {}

  1707. 

  1708.         for paramList, width in paramListFull:

  1709.             if not paramList:

  1710.                 break

  1711. 

  1712.             tabIndex = self.ui.tabWidget.count()

  1713. 

  1714.             scrollArea = QScrollArea(self.ui.tabWidget)

  1715.             scrollArea.setWidgetResizable(True)

  1716.             scrollArea.setFrameStyle(0)

  1717. 

  1718.             palette1 = scrollArea.palette()

  1719.             palette1.setColor(QPalette.Background, Qt.transparent)

  1720.             scrollArea.setPalette(palette1)

  1721. 

  1722.             palette2 = scrollArea.palette()

  1723.             palette2.setColor(QPalette.Background, palette2.color(QPalette.Button))

  1724. 

  1725.             scrollAreaWidget = QWidget(scrollArea)

  1726.             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)

  1727.             scrollAreaLayout.setSpacing(3)

  1728. 

  1729.             for paramInfo in paramList:

  1730.                 groupName = paramInfo['groupName']

  1731.                 if groupName:

  1732.                     groupSymbol, groupName = groupName.split(":",1)

  1733.                     groupLayout, groupWidget = groupWidgets.get(groupSymbol, (None, None))

  1734.                     if groupLayout is None:

  1735.                         groupWidget = CollapsibleBox(groupName, scrollAreaWidget)

  1736.                         groupLayout = groupWidget.getContentLayout()

  1737.                         groupWidget.setPalette(palette2)

  1738.                         scrollAreaLayout.addWidget(groupWidget)

  1739.                         groupWidgets[groupSymbol] = (groupLayout, groupWidget)

  1740.                 else:

  1741.                     groupLayout = scrollAreaLayout

  1742.                     groupWidget = scrollAreaWidget

  1743. 

  1744.                 paramWidget = PluginParameter(groupWidget, self.host, paramInfo, self.fPluginId, tabIndex)

  1745.                 paramWidget.setLabelWidth(width)

  1746.                 groupLayout.addWidget(paramWidget)

  1747. 

  1748.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1749. 

  1750.                 if paramType == PARAMETER_INPUT:

  1751.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1752. 

  1753.                 paramWidget.mappedControlChanged.connect(self.slot_parameterMappedControlChanged)

  1754.                 paramWidget.mappedRangeChanged.connect(self.slot_parameterMappedRangeChanged)

  1755.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1756. 

  1757.             scrollAreaLayout.addStretch()

  1758. 

  1759.             scrollArea.setWidget(scrollAreaWidget)

  1760. 

  1761.             self.ui.tabWidget.addTab(scrollArea, tabPageName)

  1762. 

  1763.             if paramType == PARAMETER_INPUT:

  1764.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1765. 

  1766.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1767. 

  1768.     def _updateCtrlPrograms(self):

  1769.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1770. 

  1771.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH:

  1772.             return

  1773.         if self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):

  1774.             return

  1775. 

  1776.         if self.fControlChannel < 0:

  1777.             self.ui.cb_programs.setEnabled(False)

  1778.             self.ui.cb_midi_programs.setEnabled(False)

  1779.             return

  1780. 

  1781.         self.ui.cb_programs.setEnabled(True)

  1782.         self.ui.cb_midi_programs.setEnabled(True)

  1783. 

  1784.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1785. 

  1786.         if self.ui.cb_programs.currentIndex() != pIndex:

  1787.             self.setProgram(pIndex)

  1788. 

  1789.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1790. 

  1791.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1792.             self.setMidiProgram(mpIndex)

  1793. 

  1794.     def _updateParameterValues(self):

  1795.         for _, paramId, paramWidget in self.fParameterList:

  1796.             paramWidget.blockSignals(True)

  1797.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1798.             paramWidget.blockSignals(False)

  1799. 

  1800.     #------------------------------------------------------------------

  1801. 

  1802.     def testTimer(self):

  1803.         self.fIdleTimerId = self.startTimer(50)

  1804. 

  1805.         self.SIGTERM.connect(self.testTimerClose)

  1806.         gCarla.gui = self

  1807.         setUpSignals()

  1808. 

  1809.     def testTimerClose(self):

  1810.         self.close()

  1811.         _app.quit()

  1812. 

  1813.     #------------------------------------------------------------------

  1814. 

  1815.     def closeEvent(self, event):

  1816.         if self.fIdleTimerId != 0:

  1817.             self.killTimer(self.fIdleTimerId)

  1818.             self.fIdleTimerId = 0

  1819. 

  1820.             self.host.engine_close()

  1821. 

  1822.         QDialog.closeEvent(self, event)

  1823. 

  1824.     def timerEvent(self, event):

  1825.         if event.timerId() == self.fIdleTimerId:

  1826.             self.host.engine_idle()

  1827.             self.idleSlow()

  1828. 

  1829.         QDialog.timerEvent(self, event)

  1830. 

  1831. # ------------------------------------------------------------------------------------------------------------

  1832. # Main

  1833. 

  1834. if __name__ == '__main__':

  1835.     from carla_app import CarlaApplication

  1836.     from carla_host import initHost as _initHost, loadHostSettings as _loadHostSettings

  1837. 

  1838.     _app  = CarlaApplication()

  1839.     _host = _initHost("Widgets", None, False, False, False)

  1840.     _loadHostSettings(_host)

  1841. 

  1842.     _host.engine_init("JACK", "Carla-Widgets")

  1843.     _host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1844.     _host.set_active(0, True)

  1845. 

  1846.     gui1 = CarlaAboutW(None, _host)

  1847.     gui1.show()

  1848. 

  1849.     gui2 = PluginEdit(None, _host, 0)

  1850.     gui2.testTimer()

  1851.     gui2.show()

  1852. 

  1853.     _app.exit_exec()