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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_VALUE_NONE,

  77.     CONTROL_VALUE_MIDI_PITCHBEND,

  78.     CONTROL_VALUE_CV

  79. )

  80. 

  81. from carla_shared import (

  82.     MIDI_CC_LIST, MAX_MIDI_CC_LIST_ITEM,

  83.     VERSION,

  84.     countDecimalPoints,

  85.     fontMetricsHorizontalAdvance,

  86.     setUpSignals,

  87.     gCarla

  88. )

  89. 

  90. from carla_utils import getPluginTypeAsString

  91. #)

  92. 

  93. from widgets.collapsablewidget import CollapsibleBox

  94. from widgets.pixmapkeyboard import PixmapKeyboardHArea

  95. 

  96. # ------------------------------------------------------------------------------------------------------------

  97. # Carla GUI defines

  98. 

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

  100. ICON_STATE_WAIT = 2 # nothing, sets as off

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

  102. ICON_STATE_NULL = 0 # nothing

  103. 

  104. # ------------------------------------------------------------------------------------------------------------

  105. # Carla About dialog

  106. 

  107. class CarlaAboutW(QDialog):

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

  109.         QDialog.__init__(self, parent)

  110.         self.ui = ui_carla_about.Ui_CarlaAboutW()

  111.         self.ui.setupUi(self)

  112. 

  113.         if host.isControl:

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

  115.         elif host.isPlugin:

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

  117.         else:

  118.             extraInfo = ""

  119. 

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

  121.                                         "<br>Version %s"

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

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

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

  125. 

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

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

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

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

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

  131. 

  132.         if host.isControl:

  133.             self.ui.l_extended.hide()

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

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

  136. 

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

  138. 

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

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

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

  142.         else:

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

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

  145. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  161.                                    "</table>"

  162.                                   )

  163. 

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

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

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

  167. 

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

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

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

  171.                                       "Implemented Feature/Extensions:"

  172.                                       "<ul>"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  202.                                       "</ul>"))

  203. 

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

  205. 

  206.         if usingJuce and (MACOS or WINDOWS):

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

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

  209.         else:

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

  211.             self.ui.line_vst2.hide()

  212.             self.ui.l_vst3.hide()

  213.             self.ui.lid_vst3.hide()

  214. 

  215.         if MACOS:

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

  217.         else:

  218.             self.ui.line_vst3.hide()

  219.             self.ui.l_au.hide()

  220.             self.ui.lid_au.hide()

  221. 

  222.         # 3rd tab is usually longer than the 1st

  223.         # adjust appropriately

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

  225.         self.adjustSize()

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

  227. 

  228.         self.setFixedSize(self.size())

  229. 

  230.         flags  = self.windowFlags()

  231.         flags &= ~Qt.WindowContextHelpButtonHint

  232. 

  233.         if WINDOWS:

  234.             flags |= Qt.MSWindowsFixedSizeDialogHint

  235. 

  236.         self.setWindowFlags(flags)

  237. 

  238. # ------------------------------------------------------------------------------------------------------------

  239. # JUCE About dialog

  240. 

  241. class JuceAboutW(QDialog):

  242.     def __init__(self, parent):

  243.         QDialog.__init__(self, parent)

  244.         self.ui = ui_carla_about_juce.Ui_JuceAboutW()

  245.         self.ui.setupUi(self)

  246. 

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

  248. 

  249.         self.adjustSize()

  250.         self.setFixedSize(self.size())

  251. 

  252.         flags  = self.windowFlags()

  253.         flags &= ~Qt.WindowContextHelpButtonHint

  254. 

  255.         if WINDOWS:

  256.             flags |= Qt.MSWindowsFixedSizeDialogHint

  257. 

  258.         self.setWindowFlags(flags)

  259. 

  260. # ------------------------------------------------------------------------------------------------------------

  261. # Plugin Parameter

  262. 

  263. class PluginParameter(QWidget):

  264.     mappedControlChanged = pyqtSignal(int, int)

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

  266.     midiChannelChanged   = pyqtSignal(int, int)

  267.     valueChanged         = pyqtSignal(int, float)

  268. 

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

  270.         QWidget.__init__(self, parent)

  271.         self.host = host

  272.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  273.         self.ui.setupUi(self)

  274. 

  275.         # -------------------------------------------------------------

  276.         # Internal stuff

  277. 

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

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

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

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

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

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

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

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

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

  287.         self.fPluginId      = pluginId

  288.         self.fTabIndex      = tabIndex

  289. 

  290.         # -------------------------------------------------------------

  291.         # Set-up GUI

  292. 

  293.         pType  = pInfo['type']

  294.         pHints = pInfo['hints']

  295. 

  296.         self.ui.label.setText(pInfo['name'])

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

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

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

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

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

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

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

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

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

  306. 

  307.         if pInfo['comment']:

  308.             self.ui.label.setToolTip(pInfo['comment'])

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

  310. 

  311.         if pType == PARAMETER_INPUT:

  312.             if not pHints & PARAMETER_IS_ENABLED:

  313.                 self.ui.label.setEnabled(False)

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

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

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

  317. 

  318.             elif not pHints & PARAMETER_IS_AUTOMABLE:

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

  320. 

  321.             if pHints & PARAMETER_IS_READ_ONLY:

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

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

  324. 

  325.         elif pType == PARAMETER_OUTPUT:

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

  327. 

  328.         else:

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

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

  331. 

  332.         # Only set value after all hints are handled

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

  334. 

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

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

  337. 

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

  339.         self.ui.widget.updateAll()

  340. 

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

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

  343. 

  344.         # -------------------------------------------------------------

  345.         # Set-up connections

  346. 

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

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

  349. 

  350.         # -------------------------------------------------------------

  351. 

  352.     def getPluginId(self):

  353.         return self.fPluginId

  354. 

  355.     def getTabIndex(self):

  356.         return self.fTabIndex

  357. 

  358.     def setPluginId(self, pluginId):

  359.         self.fPluginId = pluginId

  360. 

  361.     def setDefault(self, value):

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

  363. 

  364.     def setValue(self, value):

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

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

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

  368. 

  369.     def setMappedControlIndex(self, control):

  370.         self.fMappedCtrl = control

  371. 

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

  373.         self.fMappedMinimum = minimum

  374.         self.fMappedMaximum = maximum

  375. 

  376.     def setMidiChannel(self, channel):

  377.         self.fMidiChannel = channel

  378. 

  379.     def setLabelWidth(self, width):

  380.         self.ui.label.setFixedWidth(width)

  381. 

  382.     @pyqtSlot()

  383.     def slot_optionsCustomMenu(self):

  384.         menu = QMenu(self)

  385. 

  386.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

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

  388.         elif self.fMappedCtrl == CONTROL_VALUE_CV:

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

  390.         else:

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

  392. 

  393.         if self.fMappedCtrl != CONTROL_VALUE_NONE:

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

  395. 

  396.         actTitle = menu.addAction(title)

  397.         actTitle.setEnabled(False)

  398. 

  399.         menu.addSeparator()

  400. 

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

  402. 

  403.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

  404.             actUnmap.setCheckable(True)

  405.             actUnmap.setChecked(True)

  406. 

  407.         if self.fCanBeInCV:

  408.             menu.addSection("CV")

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

  410.             if self.fMappedCtrl == CONTROL_VALUE_CV:

  411.                 actCV.setCheckable(True)

  412.                 actCV.setChecked(True)

  413.         else:

  414.             actCV = None

  415. 

  416.         menu.addSection("MIDI")

  417. 

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

  419. 

  420.         if self.fMappedCtrl not in (CONTROL_VALUE_NONE, CONTROL_VALUE_CV, CONTROL_VALUE_MIDI_PITCHBEND):

  421.             action = menuMIDI.menuAction()

  422.             action.setCheckable(True)

  423.             action.setChecked(True)

  424. 

  425.         inlist = False

  426.         actCCs = []

  427.         for cc in MIDI_CC_LIST:

  428.             action = menuMIDI.addAction(cc)

  429.             actCCs.append(action)

  430. 

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

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

  433. 

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

  435.                     inlist = True

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

  437.                                                                                     self.fMappedCtrl)))

  438.                     action.setCheckable(True)

  439.                     action.setChecked(True)

  440.                     actCCs.append(action)

  441. 

  442.                 elif ccx == self.fMappedCtrl:

  443.                     inlist = True

  444.                     action.setCheckable(True)

  445.                     action.setChecked(True)

  446. 

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

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

  449.             action.setCheckable(True)

  450.             action.setChecked(True)

  451.             actCCs.append(action)

  452. 

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

  454. 

  455.         # TODO

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

  457. 

  458.         #if self.fMappedCtrl == CONTROL_VALUE_MIDI_PITCHBEND:

  459.             #actPitchbend.setCheckable(True)

  460.             #actPitchbend.setChecked(True)

  461. 

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

  463. 

  464.         actChannels = []

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

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

  467.             actChannels.append(action)

  468. 

  469.             if self.fMidiChannel == i:

  470.                 action.setCheckable(True)

  471.                 action.setChecked(True)

  472. 

  473.         if self.fMappedCtrl != CONTROL_VALUE_NONE:

  474.             if self.fMappedCtrl == CONTROL_VALUE_CV:

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

  476.             else:

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

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

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

  480.         else:

  481.             actRangeMinimum = actRangeMaximum = None

  482. 

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

  484. 

  485.         if not actSel:

  486.             return

  487. 

  488.         if actSel in actChannels:

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

  490.             self.fMidiChannel = channel

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

  492.             return

  493. 

  494.         if actSel == actRangeMinimum:

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

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

  497.                                                "Custom minimum value to use:",

  498.                                                self.fMappedMinimum,

  499.                                                self.fMinimum if self.fMappedCtrl != CONTROL_VALUE_CV else -9e6,

  500.                                                self.fMaximum if self.fMappedCtrl != CONTROL_VALUE_CV else 9e6,

  501.                                                self.fDecimalPoints)

  502.             if not ok:

  503.                 return

  504. 

  505.             self.fMappedMinimum = value

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

  507.             return

  508. 

  509.         if actSel == actRangeMaximum:

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

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

  512.                                                "Custom maximum value to use:",

  513.                                                self.fMappedMaximum,

  514.                                                self.fMinimum if self.fMappedCtrl != CONTROL_VALUE_CV else -9e6,

  515.                                                self.fMaximum if self.fMappedCtrl != CONTROL_VALUE_CV else 9e6,

  516.                                                self.fDecimalPoints)

  517.             if not ok:

  518.                 return

  519. 

  520.             self.fMappedMaximum = value

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

  522.             return

  523. 

  524.         if actSel == actUnmap:

  525.             ctrl = CONTROL_VALUE_NONE

  526.         elif actSel == actCV:

  527.             ctrl = CONTROL_VALUE_CV

  528.         elif actSel in actCCs:

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

  530.         elif actSel == actCustomCC:

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

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

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

  534.                                            "Custom MIDI CC to use:",

  535.                                            value,

  536.                                            0x01, 0x77, 1)

  537.             if not ok:

  538.                 return

  539.         #elif actSel in actPitchbend:

  540.             #ctrl = CONTROL_VALUE_MIDI_PITCHBEND

  541.         else:

  542.             return

  543. 

  544.         self.fMappedCtrl = ctrl

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

  546. 

  547.     @pyqtSlot(bool)

  548.     def slot_parameterDragStateChanged(self, touch):

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

  550. 

  551.     def _textCallBack(self):

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

  553. 

  554.     def _valueCallBack(self, value):

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

  556. 

  557. # ------------------------------------------------------------------------------------------------------------

  558. # Plugin Editor Parent (Meta class)

  559. 

  560. class PluginEditParentMeta():

  561. #class PluginEditParentMeta(metaclass=ABCMeta):

  562.     @abstractmethod

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

  564.         raise NotImplementedError

  565. 

  566.     @abstractmethod

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

  568.         raise NotImplementedError

  569. 

  570.     @abstractmethod

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

  572.         raise NotImplementedError

  573. 

  574.     @abstractmethod

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

  576.         raise NotImplementedError

  577. 

  578.     @abstractmethod

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

  580.         raise NotImplementedError

  581. 

  582.     @abstractmethod

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

  584.         raise NotImplementedError

  585. 

  586.     @abstractmethod

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

  588.         raise NotImplementedError

  589. 

  590.     @abstractmethod

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

  592.         raise NotImplementedError

  593. 

  594. # ------------------------------------------------------------------------------------------------------------

  595. # Plugin Editor (Built-in)

  596. 

  597. class PluginEdit(QDialog):

  598.     # signals

  599.     SIGTERM = pyqtSignal()

  600.     SIGUSR1 = pyqtSignal()

  601. 

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

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

  604.         self.host = host

  605.         self.ui = ui_carla_edit.Ui_PluginEdit()

  606.         self.ui.setupUi(self)

  607. 

  608.         # -------------------------------------------------------------

  609.         # Internal stuff

  610. 

  611.         self.fGeometry   = QByteArray()

  612.         self.fParent     = parent

  613.         self.fPluginId   = pluginId

  614.         self.fPluginInfo = None

  615. 

  616.         self.fCurrentStateFilename = None

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

  618.         self.fFirstInit      = True

  619. 

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

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

  622. 

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

  624. 

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

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

  627.         self.fTabIconTimers = []

  628. 

  629.         # used during testing

  630.         self.fIdleTimerId = 0

  631. 

  632.         # -------------------------------------------------------------

  633.         # Set-up GUI

  634. 

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

  636.         labelPluginFont.setPixelSize(15)

  637.         labelPluginFont.setWeight(75)

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

  639. 

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

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

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

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

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

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

  646. 

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

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

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

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

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

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

  653. 

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

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

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

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

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

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

  660. 

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

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

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

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

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

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

  667. 

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

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

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

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

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

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

  674. 

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

  676. 

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

  678.         self.ui.keyboard   = self.ui.scrollArea.keyboard

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

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

  681. 

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

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

  684. 

  685.         # todo

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

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

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

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

  690. 

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

  692. 

  693.         self.reloadAll()

  694. 

  695.         self.fFirstInit = False

  696. 

  697.         # -------------------------------------------------------------

  698.         # Set-up connections

  699. 

  700.         self.finished.connect(self.slot_finished)

  701. 

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

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

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

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

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

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

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

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

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

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

  712. 

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

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

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

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

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

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

  719. 

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

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

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

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

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

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

  726. 

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

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

  729. 

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

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

  732. 

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

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

  735. 

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

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

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

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

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

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

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

  743. 

  744.     #------------------------------------------------------------------

  745. 

  746.     @pyqtSlot(int, int, int, int)

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

  748.         if self.fPluginId != pluginId:

  749.             return

  750. 

  751.         if self.fControlChannel == channel:

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

  753. 

  754.         playItem = (channel, note)

  755. 

  756.         if playItem not in self.fPlayingNotes:

  757.             self.fPlayingNotes.append(playItem)

  758. 

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

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

  761. 

  762.     @pyqtSlot(int, int, int)

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

  764.         if self.fPluginId != pluginId:

  765.             return

  766. 

  767.         if self.fControlChannel == channel:

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

  769. 

  770.         playItem = (channel, note)

  771. 

  772.         if playItem in self.fPlayingNotes:

  773.             self.fPlayingNotes.remove(playItem)

  774. 

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

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

  777. 

  778.     @pyqtSlot(int)

  779.     def slot_handleUpdateCallback(self, pluginId):

  780.         if self.fPluginId == pluginId:

  781.             self.updateInfo()

  782. 

  783.     @pyqtSlot(int)

  784.     def slot_handleReloadInfoCallback(self, pluginId):

  785.         if self.fPluginId == pluginId:

  786.             self.reloadInfo()

  787. 

  788.     @pyqtSlot(int)

  789.     def slot_handleReloadParametersCallback(self, pluginId):

  790.         if self.fPluginId == pluginId:

  791.             self.reloadParameters()

  792. 

  793.     @pyqtSlot(int)

  794.     def slot_handleReloadProgramsCallback(self, pluginId):

  795.         if self.fPluginId == pluginId:

  796.             self.reloadPrograms()

  797. 

  798.     @pyqtSlot(int)

  799.     def slot_handleReloadAllCallback(self, pluginId):

  800.         if self.fPluginId == pluginId:

  801.             self.reloadAll()

  802. 

  803.     #------------------------------------------------------------------

  804. 

  805.     def updateInfo(self):

  806.         # Update current program text

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

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

  809.             if pIndex >= 0:

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

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

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

  813. 

  814.         # Update current midi program text

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

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

  817.             if mpIndex >= 0:

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

  819.                 mpBank  = mpData['bank']

  820.                 mpProg  = mpData['program']

  821.                 mpName  = mpData['name']

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

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

  824. 

  825.         # Update all parameter values

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

  827.             paramWidget.blockSignals(True)

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

  829.             paramWidget.blockSignals(False)

  830. 

  831.         # and the internal ones too

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

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

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

  835. 

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

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

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

  839. 

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

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

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

  843. 

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

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

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

  847. 

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

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

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

  851. 

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

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

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

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

  856.         self.ui.keyboard.allNotesOff()

  857.         self._updateCtrlPrograms()

  858. 

  859.         self.fParametersToUpdate = []

  860. 

  861.     #------------------------------------------------------------------

  862. 

  863.     def reloadAll(self):

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

  865. 

  866.         self.reloadInfo()

  867.         self.reloadParameters()

  868.         self.reloadPrograms()

  869. 

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

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

  872. 

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

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

  875. 

  876.     #------------------------------------------------------------------

  877. 

  878.     def reloadInfo(self):

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

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

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

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

  883. 

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

  885. 

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

  887. 

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

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

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

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

  892. 

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

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

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

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

  897. 

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

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

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

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

  902. 

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

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

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

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

  907. 

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

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

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

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

  912. 

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

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

  915. 

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

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

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

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

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

  921. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  942. 

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

  944.                                (optsEnabled & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) == 0)

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

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

  947. 

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

  949. 

  950.         # Show/hide keyboard

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

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

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

  954. 

  955.         # Force-update parent for new hints

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

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

  958. 

  959.     def reloadParameters(self):

  960.         # Reset

  961.         self.fParameterList      = []

  962.         self.fParametersToUpdate = []

  963.         self.fTabIconTimers      = []

  964. 

  965.         # Remove all previous parameters

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

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

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

  969. 

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

  971. 

  972.         # -----------------------------------------------------------------

  973. 

  974.         if parameterCount <= 0:

  975.             return

  976. 

  977.         # -----------------------------------------------------------------

  978. 

  979.         paramInputList   = []

  980.         paramOutputList  = []

  981.         paramInputWidth  = 0

  982.         paramOutputWidth = 0

  983. 

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

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

  986. 

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

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

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

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

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

  992. 

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

  994.                 continue

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

  996.                 continue

  997. 

  998.             parameter = {

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

  1000.                 'hints': paramData['hints'],

  1001.                 'name':  paramInfo['name'],

  1002.                 'unit':  paramInfo['unit'],

  1003.                 'scalePoints': [],

  1004. 

  1005.                 'index':   paramData['index'],

  1006.                 'default': paramRanges['def'],

  1007.                 'minimum': paramRanges['min'],

  1008.                 'maximum': paramRanges['max'],

  1009.                 'step':    paramRanges['step'],

  1010.                 'stepSmall': paramRanges['stepSmall'],

  1011.                 'stepLarge': paramRanges['stepLarge'],

  1012.                 'mappedControlIndex': paramData['mappedControlIndex'],

  1013.                 'mappedMinimum': paramData['mappedMinimum'],

  1014.                 'mappedMaximum': paramData['mappedMaximum'],

  1015.                 'midiChannel': paramData['midiChannel']+1,

  1016. 

  1017.                 'comment':   paramInfo['comment'],

  1018.                 'groupName': paramInfo['groupName'],

  1019. 

  1020.                 'current': paramValue

  1021.             }

  1022. 

  1023.             for j in range(paramInfo['scalePointCount']):

  1024.                 scalePointInfo = self.host.get_parameter_scalepoint_info(self.fPluginId, i, j)

  1025. 

  1026.                 parameter['scalePoints'].append({

  1027.                     'value': scalePointInfo['value'],

  1028.                     'label': scalePointInfo['label']

  1029.                 })

  1030. 

  1031.             #parameter['name'] = parameter['name'][:30] + (parameter['name'][30:] and "...")

  1032. 

  1033.             # -----------------------------------------------------------------

  1034.             # Get width values, in packs of 20

  1035. 

  1036.             if parameter['type'] == PARAMETER_INPUT:

  1037.                 paramInputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1038. 

  1039.                 if paramInputWidthTMP > paramInputWidth:

  1040.                     paramInputWidth = paramInputWidthTMP

  1041. 

  1042.                 paramInputList.append(parameter)

  1043. 

  1044.             else:

  1045.                 paramOutputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1046. 

  1047.                 if paramOutputWidthTMP > paramOutputWidth:

  1048.                     paramOutputWidth = paramOutputWidthTMP

  1049. 

  1050.                 paramOutputList.append(parameter)

  1051. 

  1052.         paramInputListFull.append((paramInputList, paramInputWidth))

  1053.         paramOutputListFull.append((paramOutputList, paramOutputWidth))

  1054. 

  1055.         # Create parameter tabs + widgets

  1056.         self._createParameterWidgets(PARAMETER_INPUT,  paramInputListFull,  self.tr("Parameters"))

  1057.         self._createParameterWidgets(PARAMETER_OUTPUT, paramOutputListFull, self.tr("Outputs"))

  1058. 

  1059.     def reloadPrograms(self):

  1060.         # Programs

  1061.         self.ui.cb_programs.blockSignals(True)

  1062.         self.ui.cb_programs.clear()

  1063. 

  1064.         programCount = self.host.get_program_count(self.fPluginId)

  1065. 

  1066.         if programCount > 0:

  1067.             self.ui.cb_programs.setEnabled(True)

  1068.             self.ui.label_programs.setEnabled(True)

  1069. 

  1070.             for i in range(programCount):

  1071.                 pName = self.host.get_program_name(self.fPluginId, i)

  1072.                 #pName = pName[:40] + (pName[40:] and "...")

  1073.                 self.ui.cb_programs.addItem(pName)

  1074. 

  1075.             self.ui.cb_programs.setCurrentIndex(self.host.get_current_program_index(self.fPluginId))

  1076. 

  1077.         else:

  1078.             self.ui.cb_programs.setEnabled(False)

  1079.             self.ui.label_programs.setEnabled(False)

  1080. 

  1081.         self.ui.cb_programs.blockSignals(False)

  1082. 

  1083.         # MIDI Programs

  1084.         self.ui.cb_midi_programs.blockSignals(True)

  1085.         self.ui.cb_midi_programs.clear()

  1086. 

  1087.         midiProgramCount = self.host.get_midi_program_count(self.fPluginId)

  1088. 

  1089.         if midiProgramCount > 0:

  1090.             self.ui.cb_midi_programs.setEnabled(True)

  1091.             self.ui.label_midi_programs.setEnabled(True)

  1092. 

  1093.             for i in range(midiProgramCount):

  1094.                 mpData = self.host.get_midi_program_data(self.fPluginId, i)

  1095.                 mpBank = mpData['bank']

  1096.                 mpProg = mpData['program']

  1097.                 mpName = mpData['name']

  1098.                 #mpName = mpName[:40] + (mpName[40:] and "...")

  1099. 

  1100.                 self.ui.cb_midi_programs.addItem("%03i:%03i - %s" % (mpBank+1, mpProg+1, mpName))

  1101. 

  1102.             self.ui.cb_midi_programs.setCurrentIndex(self.host.get_current_midi_program_index(self.fPluginId))

  1103. 

  1104.         else:

  1105.             self.ui.cb_midi_programs.setEnabled(False)

  1106.             self.ui.label_midi_programs.setEnabled(False)

  1107. 

  1108.         self.ui.cb_midi_programs.blockSignals(False)

  1109. 

  1110.         self.ui.sw_programs.setEnabled(programCount > 0 or midiProgramCount > 0)

  1111. 

  1112.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1113.             self.ui.b_load_state.setEnabled(programCount > 0)

  1114. 

  1115.     #------------------------------------------------------------------

  1116. 

  1117.     def clearNotes(self):

  1118.         self.fPlayingNotes = []

  1119.         self.ui.keyboard.allNotesOff()

  1120. 

  1121.     def noteOn(self, channel, note, velocity):

  1122.         if self.fControlChannel == channel:

  1123.             self.ui.keyboard.sendNoteOn(note, False)

  1124. 

  1125.     def noteOff(self, channel, note):

  1126.         if self.fControlChannel == channel:

  1127.             self.ui.keyboard.sendNoteOff(note, False)

  1128. 

  1129.     #------------------------------------------------------------------

  1130. 

  1131.     def getHints(self):

  1132.         return self.fPluginInfo['hints']

  1133. 

  1134.     def setPluginId(self, idx):

  1135.         self.fPluginId = idx

  1136. 

  1137.     def setName(self, name):

  1138.         self.fPluginInfo['name'] = name

  1139.         self.ui.label_plugin.setText("\n%s\n" % name)

  1140.         self.setWindowTitle(name)

  1141. 

  1142.     #------------------------------------------------------------------

  1143. 

  1144.     def setParameterValue(self, parameterId, value):

  1145.         for paramItem in self.fParametersToUpdate:

  1146.             if paramItem[0] == parameterId:

  1147.                 paramItem[1] = value

  1148.                 break

  1149.         else:

  1150.             self.fParametersToUpdate.append([parameterId, value])

  1151. 

  1152.     def setParameterDefault(self, parameterId, value):

  1153.         for _, paramId, paramWidget in self.fParameterList:

  1154.             if paramId == parameterId:

  1155.                 paramWidget.setDefault(value)

  1156.                 break

  1157. 

  1158.     def setParameterMappedControlIndex(self, parameterId, control):

  1159.         for _, paramId, paramWidget in self.fParameterList:

  1160.             if paramId == parameterId:

  1161.                 paramWidget.setMappedControlIndex(control)

  1162.                 break

  1163. 

  1164.     def setParameterMappedRange(self, parameterId, minimum, maximum):

  1165.         for _, paramId, paramWidget in self.fParameterList:

  1166.             if paramId == parameterId:

  1167.                 paramWidget.setMappedRange(minimum, maximum)

  1168.                 break

  1169. 

  1170.     def setParameterMidiChannel(self, parameterId, channel):

  1171.         for _, paramId, paramWidget in self.fParameterList:

  1172.             if paramId == parameterId:

  1173.                 paramWidget.setMidiChannel(channel+1)

  1174.                 break

  1175. 

  1176.     def setProgram(self, index):

  1177.         self.ui.cb_programs.blockSignals(True)

  1178.         self.ui.cb_programs.setCurrentIndex(index)

  1179.         self.ui.cb_programs.blockSignals(False)

  1180.         self._updateParameterValues()

  1181. 

  1182.     def setMidiProgram(self, index):

  1183.         self.ui.cb_midi_programs.blockSignals(True)

  1184.         self.ui.cb_midi_programs.setCurrentIndex(index)

  1185.         self.ui.cb_midi_programs.blockSignals(False)

  1186.         self._updateParameterValues()

  1187. 

  1188.     def setOption(self, option, yesNo):

  1189.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1190.             widget = self.ui.ch_use_chunks

  1191.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1192.             widget = self.ui.ch_fixed_buffer

  1193.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1194.             widget = self.ui.ch_force_stereo

  1195.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1196.             widget = self.ui.ch_map_program_changes

  1197.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1198.             widget = self.ui.ch_send_program_changes

  1199.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1200.             widget = self.ui.ch_send_control_changes

  1201.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1202.             widget = self.ui.ch_send_channel_pressure

  1203.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1204.             widget = self.ui.ch_send_note_aftertouch

  1205.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1206.             widget = self.ui.ch_send_pitchbend

  1207.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1208.             widget = self.ui.ch_send_all_sound_off

  1209.         else:

  1210.             return

  1211. 

  1212.         widget.blockSignals(True)

  1213.         widget.setChecked(yesNo)

  1214.         widget.blockSignals(False)

  1215. 

  1216.     #------------------------------------------------------------------

  1217. 

  1218.     def setVisible(self, yesNo):

  1219.         if yesNo:

  1220.             if not self.fGeometry.isNull():

  1221.                 self.restoreGeometry(self.fGeometry)

  1222.         else:

  1223.             self.fGeometry = self.saveGeometry()

  1224. 

  1225.         QDialog.setVisible(self, yesNo)

  1226. 

  1227.     #------------------------------------------------------------------

  1228. 

  1229.     def idleSlow(self):

  1230.         # Check Tab icons

  1231.         for i in range(len(self.fTabIconTimers)):

  1232.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1233.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

  1234.             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:

  1235.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1236.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1237.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1238.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1239. 

  1240.         # Check parameters needing update

  1241.         for index, value in self.fParametersToUpdate:

  1242.             if index == PARAMETER_DRYWET:

  1243.                 self.ui.dial_drywet.blockSignals(True)

  1244.                 self.ui.dial_drywet.setValue(value)

  1245.                 self.ui.dial_drywet.blockSignals(False)

  1246. 

  1247.             elif index == PARAMETER_VOLUME:

  1248.                 self.ui.dial_vol.blockSignals(True)

  1249.                 self.ui.dial_vol.setValue(value)

  1250.                 self.ui.dial_vol.blockSignals(False)

  1251. 

  1252.             elif index == PARAMETER_BALANCE_LEFT:

  1253.                 self.ui.dial_b_left.blockSignals(True)

  1254.                 self.ui.dial_b_left.setValue(value)

  1255.                 self.ui.dial_b_left.blockSignals(False)

  1256. 

  1257.             elif index == PARAMETER_BALANCE_RIGHT:

  1258.                 self.ui.dial_b_right.blockSignals(True)

  1259.                 self.ui.dial_b_right.setValue(value)

  1260.                 self.ui.dial_b_right.blockSignals(False)

  1261. 

  1262.             elif index == PARAMETER_PANNING:

  1263.                 self.ui.dial_pan.blockSignals(True)

  1264.                 self.ui.dial_pan.setValue(value)

  1265.                 self.ui.dial_pan.blockSignals(False)

  1266. 

  1267.             elif index == PARAMETER_CTRL_CHANNEL:

  1268.                 self.fControlChannel = round(value)

  1269.                 self.ui.sb_ctrl_channel.blockSignals(True)

  1270.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  1271.                 self.ui.sb_ctrl_channel.blockSignals(False)

  1272.                 self.ui.keyboard.allNotesOff()

  1273.                 self._updateCtrlPrograms()

  1274. 

  1275.             elif index >= 0:

  1276.                 for paramType, paramId, paramWidget in self.fParameterList:

  1277.                     if paramId != index:

  1278.                         continue

  1279.                     # FIXME see below

  1280.                     if paramType != PARAMETER_INPUT:

  1281.                         continue

  1282. 

  1283.                     paramWidget.blockSignals(True)

  1284.                     paramWidget.setValue(value)

  1285.                     paramWidget.blockSignals(False)

  1286. 

  1287.                     #if paramType == PARAMETER_INPUT:

  1288.                     tabIndex = paramWidget.getTabIndex()

  1289. 

  1290.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1291.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1292. 

  1293.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1294.                     break

  1295. 

  1296.         # Clear all parameters

  1297.         self.fParametersToUpdate = []

  1298. 

  1299.         # Update parameter outputs | FIXME needed?

  1300.         for paramType, paramId, paramWidget in self.fParameterList:

  1301.             if paramType != PARAMETER_OUTPUT:

  1302.                 continue

  1303. 

  1304.             paramWidget.blockSignals(True)

  1305.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1306.             paramWidget.blockSignals(False)

  1307. 

  1308.     #------------------------------------------------------------------

  1309. 

  1310.     @pyqtSlot()

  1311.     def slot_stateSave(self):

  1312.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1313.             # TODO

  1314.             return

  1315. 

  1316.         if self.fCurrentStateFilename:

  1317.             askTry = QMessageBox.question(self,

  1318.                                           self.tr("Overwrite?"),

  1319.                                           self.tr("Overwrite previously created file?"),

  1320.                                           QMessageBox.Ok|QMessageBox.Cancel)

  1321. 

  1322.             if askTry == QMessageBox.Ok:

  1323.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1324.                 return

  1325. 

  1326.             self.fCurrentStateFilename = None

  1327. 

  1328.         fileFilter = self.tr("Carla State File (*.carxs)")

  1329.         filename, _ = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1330. 

  1331.         # FIXME use ok value, test if it works as expected

  1332.         if not filename:

  1333.             return

  1334. 

  1335.         if not filename.lower().endswith(".carxs"):

  1336.             filename += ".carxs"

  1337. 

  1338.         self.fCurrentStateFilename = filename

  1339.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1340. 

  1341.     @pyqtSlot()

  1342.     def slot_stateLoad(self):

  1343.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1344.             presetList = []

  1345. 

  1346.             for i in range(self.host.get_program_count(self.fPluginId)):

  1347.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1348. 

  1349.             ret = QInputDialog.getItem(self,

  1350.                                        self.tr("Open LV2 Preset"),

  1351.                                        self.tr("Select an LV2 Preset:"),

  1352.                                        presetList, 0, False)

  1353. 

  1354.             if ret[1]:

  1355.                 index = int(ret[0].split(" - ", 1)[0])-1

  1356.                 self.host.set_program(self.fPluginId, index)

  1357.                 self.setMidiProgram(-1)

  1358. 

  1359.             return

  1360. 

  1361.         fileFilter = self.tr("Carla State File (*.carxs)")

  1362.         filename, _ = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1363. 

  1364.         # FIXME use ok value, test if it works as expected

  1365.         if not filename:

  1366.             return

  1367. 

  1368.         self.fCurrentStateFilename = filename

  1369.         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1370. 

  1371.     #------------------------------------------------------------------

  1372. 

  1373.     @pyqtSlot(bool)

  1374.     def slot_optionChanged(self, clicked):

  1375.         sender = self.sender()

  1376. 

  1377.         if sender == self.ui.ch_use_chunks:

  1378.             option = PLUGIN_OPTION_USE_CHUNKS

  1379.         elif sender == self.ui.ch_fixed_buffer:

  1380.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1381.         elif sender == self.ui.ch_force_stereo:

  1382.             option = PLUGIN_OPTION_FORCE_STEREO

  1383.         elif sender == self.ui.ch_map_program_changes:

  1384.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1385.         elif sender == self.ui.ch_send_program_changes:

  1386.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1387.         elif sender == self.ui.ch_send_control_changes:

  1388.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1389.         elif sender == self.ui.ch_send_channel_pressure:

  1390.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

  1391.         elif sender == self.ui.ch_send_note_aftertouch:

  1392.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

  1393.         elif sender == self.ui.ch_send_pitchbend:

  1394.             option = PLUGIN_OPTION_SEND_PITCHBEND

  1395.         elif sender == self.ui.ch_send_all_sound_off:

  1396.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1397.         else:

  1398.             return

  1399. 

  1400.         #--------------------------------------------------------------

  1401.         # handle map-program-changes and send-program-changes conflict

  1402. 

  1403.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1404.             self.ui.ch_send_program_changes.setEnabled(False)

  1405. 

  1406.             # disable send-program-changes if needed

  1407.             if self.ui.ch_send_program_changes.isChecked():

  1408.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1409. 

  1410.         #--------------------------------------------------------------

  1411.         # set option

  1412. 

  1413.         self.host.set_option(self.fPluginId, option, clicked)

  1414. 

  1415.         #--------------------------------------------------------------

  1416.         # handle map-program-changes and send-program-changes conflict

  1417. 

  1418.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1419.             self.ui.ch_send_program_changes.setEnabled(

  1420.                 self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1421. 

  1422.             # restore send-program-changes if needed

  1423.             if self.ui.ch_send_program_changes.isChecked():

  1424.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1425. 

  1426.     #------------------------------------------------------------------

  1427. 

  1428.     @pyqtSlot(float)

  1429.     def slot_dryWetChanged(self, value):

  1430.         self.host.set_drywet(self.fPluginId, value)

  1431. 

  1432.         if self.fParent is not None:

  1433.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1434. 

  1435.     @pyqtSlot(float)

  1436.     def slot_volumeChanged(self, value):

  1437.         self.host.set_volume(self.fPluginId, value)

  1438. 

  1439.         if self.fParent is not None:

  1440.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1441. 

  1442.     @pyqtSlot(float)

  1443.     def slot_balanceLeftChanged(self, value):

  1444.         self.host.set_balance_left(self.fPluginId, value)

  1445. 

  1446.         if self.fParent is not None:

  1447.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1448. 

  1449.     @pyqtSlot(float)

  1450.     def slot_balanceRightChanged(self, value):

  1451.         self.host.set_balance_right(self.fPluginId, value)

  1452. 

  1453.         if self.fParent is not None:

  1454.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1455. 

  1456.     @pyqtSlot(float)

  1457.     def slot_panChanged(self, value):

  1458.         self.host.set_panning(self.fPluginId, value)

  1459. 

  1460.         if self.fParent is not None:

  1461.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1462. 

  1463.     @pyqtSlot(int)

  1464.     def slot_ctrlChannelChanged(self, value):

  1465.         self.fControlChannel = value-1

  1466.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1467. 

  1468.         self.ui.keyboard.allNotesOff()

  1469.         self._updateCtrlPrograms()

  1470. 

  1471.     #------------------------------------------------------------------

  1472. 

  1473.     @pyqtSlot(int, float)

  1474.     def slot_parameterValueChanged(self, parameterId, value):

  1475.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1476. 

  1477.         if self.fParent is not None:

  1478.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1479. 

  1480.     @pyqtSlot(int, int)

  1481.     def slot_parameterMappedControlChanged(self, parameterId, control):

  1482.         self.host.set_parameter_mapped_control_index(self.fPluginId, parameterId, control)

  1483. 

  1484.     @pyqtSlot(int, float, float)

  1485.     def slot_parameterMappedRangeChanged(self, parameterId, minimum, maximum):

  1486.         self.host.set_parameter_mapped_range(self.fPluginId, parameterId, minimum, maximum)

  1487. 

  1488.     @pyqtSlot(int, int)

  1489.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1490.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1491. 

  1492.     #------------------------------------------------------------------

  1493. 

  1494.     @pyqtSlot(int)

  1495.     def slot_programIndexChanged(self, index):

  1496.         self.host.set_program(self.fPluginId, index)

  1497. 

  1498.         if self.fParent is not None:

  1499.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1500. 

  1501.         self._updateParameterValues()

  1502. 

  1503.     @pyqtSlot(int)

  1504.     def slot_midiProgramIndexChanged(self, index):

  1505.         self.host.set_midi_program(self.fPluginId, index)

  1506. 

  1507.         if self.fParent is not None:

  1508.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1509. 

  1510.         self._updateParameterValues()

  1511. 

  1512.     #------------------------------------------------------------------

  1513. 

  1514.     @pyqtSlot(int)

  1515.     def slot_noteOn(self, note):

  1516.         if self.fControlChannel >= 0:

  1517.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1518. 

  1519.         if self.fParent is not None:

  1520.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1521. 

  1522.     @pyqtSlot(int)

  1523.     def slot_noteOff(self, note):

  1524.         if self.fControlChannel >= 0:

  1525.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1526. 

  1527.         if self.fParent is not None:

  1528.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1529. 

  1530.     #------------------------------------------------------------------

  1531. 

  1532.     @pyqtSlot()

  1533.     def slot_finished(self):

  1534.         if self.fParent is not None:

  1535.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1536. 

  1537.     #------------------------------------------------------------------

  1538. 

  1539.     @pyqtSlot()

  1540.     def slot_knobCustomMenu(self):

  1541.         sender   = self.sender()

  1542.         knobName = sender.objectName()

  1543. 

  1544.         if knobName == "dial_drywet":

  1545.             minimum = 0.0

  1546.             maximum = 1.0

  1547.             default = 1.0

  1548.             label   = "Dry/Wet"

  1549.         elif knobName == "dial_vol":

  1550.             minimum = 0.0

  1551.             maximum = 1.27

  1552.             default = 1.0

  1553.             label   = "Volume"

  1554.         elif knobName == "dial_b_left":

  1555.             minimum = -1.0

  1556.             maximum = 1.0

  1557.             default = -1.0

  1558.             label   = "Balance-Left"

  1559.         elif knobName == "dial_b_right":

  1560.             minimum = -1.0

  1561.             maximum = 1.0

  1562.             default = 1.0

  1563.             label   = "Balance-Right"

  1564.         elif knobName == "dial_pan":

  1565.             minimum = -1.0

  1566.             maximum = 1.0

  1567.             default = 0.0

  1568.             label   = "Panning"

  1569.         else:

  1570.             minimum = 0.0

  1571.             maximum = 1.0

  1572.             default = 0.5

  1573.             label   = "Unknown"

  1574. 

  1575.         menu = QMenu(self)

  1576.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1577.         menu.addSeparator()

  1578.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1579.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1580.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1581.         menu.addSeparator()

  1582.         actSet = menu.addAction(self.tr("Set value..."))

  1583. 

  1584.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1585.             menu.removeAction(actCenter)

  1586. 

  1587.         actSelected = menu.exec_(QCursor.pos())

  1588. 

  1589.         if actSelected == actSet:

  1590.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1591.             value, ok = QInputDialog.getInt(self,

  1592.                                             self.tr("Set value"),

  1593.                                             label,

  1594.                                             round(current*100.0),

  1595.                                             round(minimum*100.0),

  1596.                                             round(maximum*100.0),

  1597.                                             1)

  1598.             if ok:

  1599.                 value = float(value)/100.0

  1600. 

  1601.             if not ok:

  1602.                 return

  1603. 

  1604.         elif actSelected == actMinimum:

  1605.             value = minimum

  1606.         elif actSelected == actMaximum:

  1607.             value = maximum

  1608.         elif actSelected == actReset:

  1609.             value = default

  1610.         elif actSelected == actCenter:

  1611.             value = 0.0

  1612.         else:

  1613.             return

  1614. 

  1615.         sender.setValue(value, True)

  1616. 

  1617.     #------------------------------------------------------------------

  1618. 

  1619.     @pyqtSlot()

  1620.     def slot_channelCustomMenu(self):

  1621.         menu = QMenu(self)

  1622. 

  1623.         actNone = menu.addAction(self.tr("None"))

  1624. 

  1625.         if self.fControlChannel+1 == 0:

  1626.             actNone.setCheckable(True)

  1627.             actNone.setChecked(True)

  1628. 

  1629.         for i in range(1, 16+1):

  1630.             action = menu.addAction("%i" % i)

  1631. 

  1632.             if self.fControlChannel+1 == i:

  1633.                 action.setCheckable(True)

  1634.                 action.setChecked(True)

  1635. 

  1636.         actSel = menu.exec_(QCursor.pos())

  1637. 

  1638.         if not actSel:

  1639.             pass

  1640.         elif actSel == actNone:

  1641.             self.ui.sb_ctrl_channel.setValue(0)

  1642.         elif actSel:

  1643.             selChannel = int(actSel.text())

  1644.             self.ui.sb_ctrl_channel.setValue(selChannel)

  1645. 

  1646.     #------------------------------------------------------------------

  1647. 

  1648.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1649.         groupWidgets = {}

  1650. 

  1651.         for paramList, width in paramListFull:

  1652.             if not paramList:

  1653.                 break

  1654. 

  1655.             tabIndex = self.ui.tabWidget.count()

  1656. 

  1657.             scrollArea = QScrollArea(self.ui.tabWidget)

  1658.             scrollArea.setWidgetResizable(True)

  1659.             scrollArea.setFrameStyle(0)

  1660. 

  1661.             palette1 = scrollArea.palette()

  1662.             palette1.setColor(QPalette.Background, Qt.transparent)

  1663.             scrollArea.setPalette(palette1)

  1664. 

  1665.             palette2 = scrollArea.palette()

  1666.             palette2.setColor(QPalette.Background, palette2.color(QPalette.Button))

  1667. 

  1668.             scrollAreaWidget = QWidget(scrollArea)

  1669.             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)

  1670.             scrollAreaLayout.setSpacing(3)

  1671. 

  1672.             for paramInfo in paramList:

  1673.                 groupName = paramInfo['groupName']

  1674.                 if groupName:

  1675.                     groupSymbol, groupName = groupName.split(":",1)

  1676.                     groupLayout, groupWidget = groupWidgets.get(groupSymbol, (None, None))

  1677.                     if groupLayout is None:

  1678.                         groupWidget = CollapsibleBox(groupName, scrollAreaWidget)

  1679.                         groupLayout = groupWidget.getContentLayout()

  1680.                         groupWidget.setPalette(palette2)

  1681.                         scrollAreaLayout.addWidget(groupWidget)

  1682.                         groupWidgets[groupSymbol] = (groupLayout, groupWidget)

  1683.                 else:

  1684.                     groupLayout = scrollAreaLayout

  1685.                     groupWidget = scrollAreaWidget

  1686. 

  1687.                 paramWidget = PluginParameter(groupWidget, self.host, paramInfo, self.fPluginId, tabIndex)

  1688.                 paramWidget.setLabelWidth(width)

  1689.                 groupLayout.addWidget(paramWidget)

  1690. 

  1691.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1692. 

  1693.                 if paramType == PARAMETER_INPUT:

  1694.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1695. 

  1696.                 paramWidget.mappedControlChanged.connect(self.slot_parameterMappedControlChanged)

  1697.                 paramWidget.mappedRangeChanged.connect(self.slot_parameterMappedRangeChanged)

  1698.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1699. 

  1700.             scrollAreaLayout.addStretch()

  1701. 

  1702.             scrollArea.setWidget(scrollAreaWidget)

  1703. 

  1704.             self.ui.tabWidget.addTab(scrollArea, tabPageName)

  1705. 

  1706.             if paramType == PARAMETER_INPUT:

  1707.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1708. 

  1709.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1710. 

  1711.     def _updateCtrlPrograms(self):

  1712.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1713. 

  1714.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH:

  1715.             return

  1716.         if self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):

  1717.             return

  1718. 

  1719.         if self.fControlChannel < 0:

  1720.             self.ui.cb_programs.setEnabled(False)

  1721.             self.ui.cb_midi_programs.setEnabled(False)

  1722.             return

  1723. 

  1724.         self.ui.cb_programs.setEnabled(True)

  1725.         self.ui.cb_midi_programs.setEnabled(True)

  1726. 

  1727.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1728. 

  1729.         if self.ui.cb_programs.currentIndex() != pIndex:

  1730.             self.setProgram(pIndex)

  1731. 

  1732.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1733. 

  1734.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1735.             self.setMidiProgram(mpIndex)

  1736. 

  1737.     def _updateParameterValues(self):

  1738.         for _, paramId, paramWidget in self.fParameterList:

  1739.             paramWidget.blockSignals(True)

  1740.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1741.             paramWidget.blockSignals(False)

  1742. 

  1743.     #------------------------------------------------------------------

  1744. 

  1745.     def testTimer(self):

  1746.         self.fIdleTimerId = self.startTimer(50)

  1747. 

  1748.         self.SIGTERM.connect(self.testTimerClose)

  1749.         gCarla.gui = self

  1750.         setUpSignals()

  1751. 

  1752.     def testTimerClose(self):

  1753.         self.close()

  1754.         _app.quit()

  1755. 

  1756.     #------------------------------------------------------------------

  1757. 

  1758.     def closeEvent(self, event):

  1759.         if self.fIdleTimerId != 0:

  1760.             self.killTimer(self.fIdleTimerId)

  1761.             self.fIdleTimerId = 0

  1762. 

  1763.             self.host.engine_close()

  1764. 

  1765.         QDialog.closeEvent(self, event)

  1766. 

  1767.     def timerEvent(self, event):

  1768.         if event.timerId() == self.fIdleTimerId:

  1769.             self.host.engine_idle()

  1770.             self.idleSlow()

  1771. 

  1772.         QDialog.timerEvent(self, event)

  1773. 

  1774. # ------------------------------------------------------------------------------------------------------------

  1775. # Main

  1776. 

  1777. if __name__ == '__main__':

  1778.     from carla_app import CarlaApplication

  1779.     from carla_host import initHost as _initHost, loadHostSettings as _loadHostSettings

  1780. 

  1781.     _app  = CarlaApplication()

  1782.     _host = _initHost("Widgets", None, False, False, False)

  1783.     _loadHostSettings(_host)

  1784. 

  1785.     _host.engine_init("JACK", "Carla-Widgets")

  1786.     _host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1787.     _host.set_active(0, True)

  1788. 

  1789.     gui1 = CarlaAboutW(None, _host)

  1790.     gui1.show()

  1791. 

  1792.     gui2 = PluginEdit(None, _host, 0)

  1793.     gui2.testTimer()

  1794.     gui2.show()

  1795. 

  1796.     _app.exit_exec()