| 
							- #!/usr/bin/env python3
 - # -*- coding: utf-8 -*-
 - 
 - # Carla widgets code
 - # Copyright (C) 2011-2022 Filipe Coelho <falktx@falktx.com>
 - #
 - # This program is free software; you can redistribute it and/or
 - # modify it under the terms of the GNU General Public License as
 - # published by the Free Software Foundation; either version 2 of
 - # the License, or any later version.
 - #
 - # This program is distributed in the hope that it will be useful,
 - # but WITHOUT ANY WARRANTY; without even the implied warranty of
 - # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 - # GNU General Public License for more details.
 - #
 - # For a full copy of the GNU General Public License see the doc/GPL.txt file.
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Imports (Global)
 - 
 - from abc import abstractmethod
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Imports (PyQt5)
 - 
 - from PyQt5.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray
 - from PyQt5.QtGui import QCursor, QIcon, QPalette, QPixmap
 - from PyQt5.QtWidgets import QDialog, QFileDialog, QInputDialog, QMenu, QMessageBox, QScrollArea, QVBoxLayout, QWidget
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Imports (Custom)
 - 
 - import ui_carla_about
 - import ui_carla_about_juce
 - import ui_carla_edit
 - import ui_carla_parameter
 - 
 - from carla_backend import (
 -     MACOS, WINDOWS,
 -     BINARY_NATIVE,
 -     PLUGIN_INTERNAL,
 -     PLUGIN_DSSI,
 -     PLUGIN_LV2,
 -     PLUGIN_VST2,
 -     PLUGIN_SF2,
 -     PLUGIN_SFZ,
 -     PLUGIN_CAN_DRYWET,
 -     PLUGIN_CAN_VOLUME,
 -     PLUGIN_CAN_BALANCE,
 -     PLUGIN_CAN_PANNING,
 -     PLUGIN_CATEGORY_SYNTH,
 -     PLUGIN_OPTION_FIXED_BUFFERS,
 -     PLUGIN_OPTION_FORCE_STEREO,
 -     PLUGIN_OPTION_MAP_PROGRAM_CHANGES,
 -     PLUGIN_OPTION_USE_CHUNKS,
 -     PLUGIN_OPTION_SEND_CONTROL_CHANGES,
 -     PLUGIN_OPTION_SEND_CHANNEL_PRESSURE,
 -     PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH,
 -     PLUGIN_OPTION_SEND_PITCHBEND,
 -     PLUGIN_OPTION_SEND_ALL_SOUND_OFF,
 -     PLUGIN_OPTION_SEND_PROGRAM_CHANGES,
 -     PLUGIN_OPTION_SKIP_SENDING_NOTES,
 -     PARAMETER_DRYWET,
 -     PARAMETER_VOLUME,
 -     PARAMETER_BALANCE_LEFT,
 -     PARAMETER_BALANCE_RIGHT,
 -     PARAMETER_PANNING,
 -     PARAMETER_CTRL_CHANNEL,
 -     PARAMETER_IS_ENABLED,
 -     PARAMETER_IS_AUTOMATABLE,
 -     PARAMETER_IS_READ_ONLY,
 -     PARAMETER_USES_SCALEPOINTS,
 -     PARAMETER_USES_CUSTOM_TEXT,
 -     PARAMETER_CAN_BE_CV_CONTROLLED,
 -     PARAMETER_INPUT, PARAMETER_OUTPUT,
 -     CONTROL_INDEX_NONE,
 -     CONTROL_INDEX_MIDI_PITCHBEND,
 -     CONTROL_INDEX_MIDI_LEARN,
 -     CONTROL_INDEX_CV
 - )
 - 
 - from carla_shared import (
 -     MIDI_CC_LIST, MAX_MIDI_CC_LIST_ITEM,
 -     VERSION,
 -     countDecimalPoints,
 -     fontMetricsHorizontalAdvance,
 -     setUpSignals,
 -     gCarla
 - )
 - 
 - from carla_utils import getPluginTypeAsString
 - #)
 - 
 - from widgets.collapsablewidget import CollapsibleBox
 - from widgets.pixmapkeyboard import PixmapKeyboardHArea
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Carla GUI defines
 - 
 - ICON_STATE_ON   = 3 # turns on, sets as wait
 - ICON_STATE_WAIT = 2 # nothing, sets as off
 - ICON_STATE_OFF  = 1 # turns off, sets as null
 - ICON_STATE_NULL = 0 # nothing
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Carla About dialog
 - 
 - class CarlaAboutW(QDialog):
 -     def __init__(self, parent, host):
 -         QDialog.__init__(self, parent)
 -         self.ui = ui_carla_about.Ui_CarlaAboutW()
 -         self.ui.setupUi(self)
 - 
 -         if host.isControl:
 -             extraInfo = " - <b>%s</b>" % self.tr("OSC Bridge Version")
 -         elif host.isPlugin:
 -             extraInfo = " - <b>%s</b>" % self.tr("Plugin Version")
 -         else:
 -             extraInfo = ""
 - 
 -         self.ui.l_about.setText(self.tr(""
 -                                         "<br>Version %s"
 -                                         "<br>Carla is a fully-featured audio plugin host%s.<br>"
 -                                         "<br>Copyright (C) 2011-2022 falkTX<br>"
 -                                         "" % (VERSION, extraInfo)))
 - 
 -         if self.ui.about.palette().color(QPalette.Background).blackF() < 0.5:
 -             self.ui.l_icons.setPixmap(QPixmap(":/bitmaps/carla_about_black.png"))
 -             self.ui.ico_example_edit.setPixmap(QPixmap(":/bitmaps/button_file-black.png"))
 -             self.ui.ico_example_file.setPixmap(QPixmap(":/scalable/button_edit-black.svg"))
 -             self.ui.ico_example_gui.setPixmap(QPixmap(":/bitmaps/button_gui-black.png"))
 - 
 -         if host.isControl:
 -             self.ui.l_extended.hide()
 -             self.ui.tabWidget.removeTab(3)
 -             self.ui.tabWidget.removeTab(2)
 - 
 -         self.ui.l_extended.setText(gCarla.utils.get_complete_license_text())
 - 
 -         if host.is_engine_running() and not host.isControl:
 -             self.ui.le_osc_url_tcp.setText(host.get_host_osc_url_tcp())
 -             self.ui.le_osc_url_udp.setText(host.get_host_osc_url_udp())
 -         else:
 -             self.ui.le_osc_url_tcp.setText(self.tr("(Engine not running)"))
 -             self.ui.le_osc_url_udp.setText(self.tr("(Engine not running)"))
 - 
 -         # pylint: disable=line-too-long
 -         self.ui.l_osc_cmds.setText("<table>"
 -                                    "<tr><td>" "/set_active"                 " </td><td><i-value></td></tr>"
 -                                    "<tr><td>" "/set_drywet"                 " </td><td><f-value></td></tr>"
 -                                    "<tr><td>" "/set_volume"                 " </td><td><f-value></td></tr>"
 -                                    "<tr><td>" "/set_balance_left"           " </td><td><f-value></td></tr>"
 -                                    "<tr><td>" "/set_balance_right"          " </td><td><f-value></td></tr>"
 -                                    "<tr><td>" "/set_panning"                " </td><td><f-value></td></tr>"
 -                                    "<tr><td>" "/set_parameter_value"        " </td><td><i-index> <f-value></td></tr>"
 -                                    "<tr><td>" "/set_parameter_midi_cc"      " </td><td><i-index> <i-cc></td></tr>"
 -                                    "<tr><td>" "/set_parameter_midi_channel" " </td><td><i-index> <i-channel></td></tr>"
 -                                    "<tr><td>" "/set_program"                " </td><td><i-index></td></tr>"
 -                                    "<tr><td>" "/set_midi_program"           " </td><td><i-index></td></tr>"
 -                                    "<tr><td>" "/note_on"                    " </td><td><i-channel> <i-note> <i-velo></td></tr>"
 -                                    "<tr><td>" "/note_off"                   " </td><td><i-channel> <i-note</td></tr>"
 -                                    "</table>"
 -                                   )
 - 
 -         self.ui.l_example.setText("/Carla/2/set_parameter_value 5 1.0")
 -         self.ui.l_example_help.setText("<i>(as in this example, \"2\" is the plugin number and \"5\" the parameter)</i>")
 -         # pylint: enable=line-too-long
 - 
 -         self.ui.l_ladspa.setText(self.tr("Everything! (Including LRDF)"))
 -         self.ui.l_dssi.setText(self.tr("Everything! (Including CustomData/Chunks)"))
 -         self.ui.l_lv2.setText(self.tr("About 110% complete (using custom extensions)<br/>"
 -                                       "Implemented Feature/Extensions:"
 -                                       "<ul>"
 -                                       "<li>http://lv2plug.in/ns/ext/atom</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/buf-size</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/data-access</li>"
 -                                       #"<li>http://lv2plug.in/ns/ext/dynmanifest</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/event</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/instance-access</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/log</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/midi</li>"
 -                                       #"<li>http://lv2plug.in/ns/ext/morph</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/options</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/parameters</li>"
 -                                       #"<li>http://lv2plug.in/ns/ext/patch</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/port-props</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/presets</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/resize-port</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/state</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/time</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/uri-map</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/urid</li>"
 -                                       "<li>http://lv2plug.in/ns/ext/worker</li>"
 -                                       "<li>http://lv2plug.in/ns/extensions/ui</li>"
 -                                       "<li>http://lv2plug.in/ns/extensions/units</li>"
 -                                       "<li>http://home.gna.org/lv2dynparam/rtmempool/v1</li>"
 -                                       "<li>http://kxstudio.sf.net/ns/lv2ext/external-ui</li>"
 -                                       "<li>http://kxstudio.sf.net/ns/lv2ext/programs</li>"
 -                                       "<li>http://kxstudio.sf.net/ns/lv2ext/props</li>"
 -                                       "<li>http://kxstudio.sf.net/ns/lv2ext/rtmempool</li>"
 -                                       "<li>http://ll-plugins.nongnu.org/lv2/ext/midimap</li>"
 -                                       "<li>http://ll-plugins.nongnu.org/lv2/ext/miditype</li>"
 -                                       "</ul>"))
 - 
 -         usingJuce = "juce" in gCarla.utils.get_supported_features()
 - 
 -         if usingJuce and (MACOS or WINDOWS):
 -             self.ui.l_vst2.setText(self.tr("Using JUCE host"))
 -         else:
 -             self.ui.l_vst2.setText(self.tr("About 85% complete (missing vst bank/presets and some minor stuff)"))
 - 
 -         if usingJuce:
 -             self.ui.l_vst3.setText(self.tr("Using JUCE host"))
 - 
 -         if MACOS:
 -             self.ui.l_au.setText(self.tr("Using JUCE host"))
 -         else:
 -             self.ui.line_vst3.hide()
 -             self.ui.l_au.hide()
 -             self.ui.lid_au.hide()
 - 
 -         # 3rd tab is usually longer than the 1st
 -         # adjust appropriately
 -         self.ui.tabWidget.setCurrentIndex(2)
 -         self.adjustSize()
 -         self.ui.tabWidget.setCurrentIndex(0)
 - 
 -         self.setFixedSize(self.size())
 - 
 -         flags  = self.windowFlags()
 -         flags &= ~Qt.WindowContextHelpButtonHint
 - 
 -         if WINDOWS:
 -             flags |= Qt.MSWindowsFixedSizeDialogHint
 - 
 -         self.setWindowFlags(flags)
 - 
 -         if MACOS:
 -             self.setWindowModality(Qt.WindowModal)
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # JUCE About dialog
 - 
 - class JuceAboutW(QDialog):
 -     def __init__(self, parent):
 -         QDialog.__init__(self, parent)
 -         self.ui = ui_carla_about_juce.Ui_JuceAboutW()
 -         self.ui.setupUi(self)
 - 
 -         self.ui.l_text2.setText(self.tr("This program uses JUCE version %s." % gCarla.utils.get_juce_version()))
 - 
 -         self.adjustSize()
 -         self.setFixedSize(self.size())
 - 
 -         flags  = self.windowFlags()
 -         flags &= ~Qt.WindowContextHelpButtonHint
 - 
 -         if WINDOWS:
 -             flags |= Qt.MSWindowsFixedSizeDialogHint
 - 
 -         self.setWindowFlags(flags)
 - 
 -         if MACOS:
 -             self.setWindowModality(Qt.WindowModal)
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Plugin Parameter
 - 
 - class PluginParameter(QWidget):
 -     mappedControlChanged = pyqtSignal(int, int)
 -     mappedRangeChanged   = pyqtSignal(int, float, float)
 -     midiChannelChanged   = pyqtSignal(int, int)
 -     valueChanged         = pyqtSignal(int, float)
 - 
 -     def __init__(self, parent, host, pInfo, pluginId, tabIndex):
 -         QWidget.__init__(self, parent)
 -         self.host = host
 -         self.ui = ui_carla_parameter.Ui_PluginParameter()
 -         self.ui.setupUi(self)
 - 
 -         # -------------------------------------------------------------
 -         # Internal stuff
 - 
 -         self.fDecimalPoints = max(2, countDecimalPoints(pInfo['step'], pInfo['stepSmall']))
 -         self.fCanBeInCV     = pInfo['hints'] & PARAMETER_CAN_BE_CV_CONTROLLED
 -         self.fMappedCtrl    = pInfo['mappedControlIndex']
 -         self.fMappedMinimum = pInfo['mappedMinimum']
 -         self.fMappedMaximum = pInfo['mappedMaximum']
 -         self.fMinimum       = pInfo['minimum']
 -         self.fMaximum       = pInfo['maximum']
 -         self.fMidiChannel   = pInfo['midiChannel']
 -         self.fParameterId   = pInfo['index']
 -         self.fPluginId      = pluginId
 -         self.fTabIndex      = tabIndex
 - 
 -         # -------------------------------------------------------------
 -         # Set-up GUI
 - 
 -         pType  = pInfo['type']
 -         pHints = pInfo['hints']
 - 
 -         self.ui.l_name.setText(pInfo['name'])
 -         self.ui.widget.setName(pInfo['name'])
 -         self.ui.widget.setMinimum(pInfo['minimum'])
 -         self.ui.widget.setMaximum(pInfo['maximum'])
 -         self.ui.widget.setDefault(pInfo['default'])
 -         self.ui.widget.setLabel(pInfo['unit'])
 -         self.ui.widget.setStep(pInfo['step'])
 -         self.ui.widget.setStepSmall(pInfo['stepSmall'])
 -         self.ui.widget.setStepLarge(pInfo['stepLarge'])
 -         self.ui.widget.setScalePoints(pInfo['scalePoints'], bool(pHints & PARAMETER_USES_SCALEPOINTS))
 - 
 -         if pInfo['comment']:
 -             self.ui.l_name.setToolTip(pInfo['comment'])
 -             self.ui.widget.setToolTip(pInfo['comment'])
 - 
 -         if pType == PARAMETER_INPUT:
 -             if not pHints & PARAMETER_IS_ENABLED:
 -                 self.ui.l_name.setEnabled(False)
 -                 self.ui.l_status.setEnabled(False)
 -                 self.ui.widget.setEnabled(False)
 -                 self.ui.widget.setReadOnly(True)
 -                 self.ui.tb_options.setEnabled(False)
 - 
 -             elif not pHints & PARAMETER_IS_AUTOMATABLE:
 -                 self.ui.l_status.setEnabled(False)
 -                 self.ui.tb_options.setEnabled(False)
 - 
 -             if pHints & PARAMETER_IS_READ_ONLY:
 -                 self.ui.l_status.setEnabled(False)
 -                 self.ui.widget.setReadOnly(True)
 -                 self.ui.tb_options.setEnabled(False)
 - 
 -         elif pType == PARAMETER_OUTPUT:
 -             self.ui.widget.setReadOnly(True)
 - 
 -         else:
 -             self.ui.l_status.setVisible(False)
 -             self.ui.widget.setVisible(False)
 -             self.ui.tb_options.setVisible(False)
 - 
 -         # Only set value after all hints are handled
 -         self.ui.widget.setValue(pInfo['current'])
 - 
 -         if pHints & PARAMETER_USES_CUSTOM_TEXT and not host.isPlugin:
 -             self.ui.widget.setTextCallback(self._textCallBack)
 - 
 -         self.ui.l_status.setFixedWidth(fontMetricsHorizontalAdvance(self.ui.l_status.fontMetrics(),
 -                                                                     self.tr("CC%i Ch%i" % (119,16))))
 - 
 -         self.ui.widget.setValueCallback(self._valueCallBack)
 -         self.ui.widget.updateAll()
 - 
 -         self.setMappedControlIndex(pInfo['mappedControlIndex'])
 -         self.setMidiChannel(pInfo['midiChannel'])
 -         self.updateStatusLabel()
 - 
 -         # -------------------------------------------------------------
 -         # Set-up connections
 - 
 -         self.ui.tb_options.clicked.connect(self.slot_optionsCustomMenu)
 -         self.ui.widget.dragStateChanged.connect(self.slot_parameterDragStateChanged)
 - 
 -         # -------------------------------------------------------------
 - 
 -     def getPluginId(self):
 -         return self.fPluginId
 - 
 -     def getTabIndex(self):
 -         return self.fTabIndex
 - 
 -     def setPluginId(self, pluginId):
 -         self.fPluginId = pluginId
 - 
 -     def setDefault(self, value):
 -         self.ui.widget.setDefault(value)
 - 
 -     def setValue(self, value):
 -         self.ui.widget.blockSignals(True)
 -         self.ui.widget.setValue(value)
 -         self.ui.widget.blockSignals(False)
 - 
 -     def setMappedControlIndex(self, control):
 -         self.fMappedCtrl = control
 -         self.updateStatusLabel()
 - 
 -     def setMappedRange(self, minimum, maximum):
 -         self.fMappedMinimum = minimum
 -         self.fMappedMaximum = maximum
 - 
 -     def setMidiChannel(self, channel):
 -         self.fMidiChannel = channel
 -         self.updateStatusLabel()
 - 
 -     def setLabelWidth(self, width):
 -         self.ui.l_name.setFixedWidth(width)
 - 
 -     def updateStatusLabel(self):
 -         if self.fMappedCtrl == CONTROL_INDEX_NONE:
 -             text = self.tr("Unmapped")
 -         elif self.fMappedCtrl == CONTROL_INDEX_CV:
 -             text = self.tr("CV export")
 -         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:
 -             text = self.tr("PBend Ch%i" % (self.fMidiChannel,))
 -         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:
 -             text = self.tr("MIDI Learn")
 -         else:
 -             text = self.tr("CC%i Ch%i" % (self.fMappedCtrl, self.fMidiChannel))
 - 
 -         self.ui.l_status.setText(text)
 - 
 -     @pyqtSlot()
 -     def slot_optionsCustomMenu(self):
 -         menu = QMenu(self)
 - 
 -         if self.fMappedCtrl == CONTROL_INDEX_NONE:
 -             title = self.tr("Unmapped")
 -         elif self.fMappedCtrl == CONTROL_INDEX_CV:
 -             title = self.tr("Exposed as CV port")
 -         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:
 -             title = self.tr("Mapped to MIDI Pitchbend, channel %i" % (self.fMidiChannel,))
 -         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:
 -             title = self.tr("MIDI Learn active")
 -         else:
 -             title = self.tr("Mapped to MIDI control %i, channel %i" % (self.fMappedCtrl, self.fMidiChannel))
 - 
 -         if self.fMappedCtrl != CONTROL_INDEX_NONE:
 -             title += " (range: %g-%g)" % (self.fMappedMinimum, self.fMappedMaximum)
 - 
 -         actTitle = menu.addAction(title)
 -         actTitle.setEnabled(False)
 - 
 -         menu.addSeparator()
 - 
 -         actUnmap = menu.addAction(self.tr("Unmap"))
 - 
 -         if self.fMappedCtrl == CONTROL_INDEX_NONE:
 -             actUnmap.setCheckable(True)
 -             actUnmap.setChecked(True)
 - 
 -         if self.fCanBeInCV:
 -             menu.addSection("CV")
 -             actCV = menu.addAction(self.tr("Expose as CV port"))
 -             if self.fMappedCtrl == CONTROL_INDEX_CV:
 -                 actCV.setCheckable(True)
 -                 actCV.setChecked(True)
 -         else:
 -             actCV = None
 - 
 -         menu.addSection("MIDI")
 - 
 -         if not self.ui.widget.isReadOnly():
 -             actLearn = menu.addAction(self.tr("MIDI Learn"))
 - 
 -             if self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:
 -                 actLearn.setCheckable(True)
 -                 actLearn.setChecked(True)
 -         else:
 -             actLearn = None
 - 
 -         menuMIDI = menu.addMenu(self.tr("MIDI Control"))
 - 
 -         if self.fMappedCtrl not in (CONTROL_INDEX_NONE,
 -                                     CONTROL_INDEX_CV,
 -                                     CONTROL_INDEX_MIDI_PITCHBEND,
 -                                     CONTROL_INDEX_MIDI_LEARN):
 -             action = menuMIDI.menuAction()
 -             action.setCheckable(True)
 -             action.setChecked(True)
 - 
 -         inlist = False
 -         actCCs = []
 -         for cc in MIDI_CC_LIST:
 -             action = menuMIDI.addAction(cc)
 -             actCCs.append(action)
 - 
 -             if self.fMappedCtrl >= 0 and self.fMappedCtrl <= MAX_MIDI_CC_LIST_ITEM:
 -                 ccx = int(cc.split(" [", 1)[0], 10)
 - 
 -                 if ccx > self.fMappedCtrl and not inlist:
 -                     inlist = True
 -                     action = menuMIDI.addAction(self.tr("%02i [0x%02X] (Custom)" % (self.fMappedCtrl,
 -                                                                                     self.fMappedCtrl)))
 -                     action.setCheckable(True)
 -                     action.setChecked(True)
 -                     actCCs.append(action)
 - 
 -                 elif ccx == self.fMappedCtrl:
 -                     inlist = True
 -                     action.setCheckable(True)
 -                     action.setChecked(True)
 - 
 -         if self.fMappedCtrl > MAX_MIDI_CC_LIST_ITEM and self.fMappedCtrl <= 0x77:
 -             action = menuMIDI.addAction(self.tr("%02i [0x%02X] (Custom)" % (self.fMappedCtrl, self.fMappedCtrl)))
 -             action.setCheckable(True)
 -             action.setChecked(True)
 -             actCCs.append(action)
 - 
 -         actCustomCC = menuMIDI.addAction(self.tr("Custom..."))
 - 
 -         # TODO
 -         #actPitchbend = menu.addAction(self.tr("MIDI Pitchbend"))
 - 
 -         #if self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:
 -             #actPitchbend.setCheckable(True)
 -             #actPitchbend.setChecked(True)
 - 
 -         menuChannel = menu.addMenu(self.tr("MIDI Channel"))
 - 
 -         actChannels = []
 -         for i in range(1, 16+1):
 -             action = menuChannel.addAction("%i" % i)
 -             actChannels.append(action)
 - 
 -             if self.fMidiChannel == i:
 -                 action.setCheckable(True)
 -                 action.setChecked(True)
 - 
 -         if self.fMappedCtrl != CONTROL_INDEX_NONE:
 -             if self.fMappedCtrl == CONTROL_INDEX_CV:
 -                 menu.addSection("Range (Scaled CV input)")
 -             else:
 -                 menu.addSection("Range (MIDI bounds)")
 -             actRangeMinimum = menu.addAction(self.tr("Set minimum... (%g)" % self.fMappedMinimum))
 -             actRangeMaximum = menu.addAction(self.tr("Set maximum... (%g)" % self.fMappedMaximum))
 -         else:
 -             actRangeMinimum = actRangeMaximum = None
 - 
 -         actSel = menu.exec_(QCursor.pos())
 - 
 -         if not actSel:
 -             return
 - 
 -         if actSel in actChannels:
 -             channel = int(actSel.text())
 -             self.fMidiChannel = channel
 -             self.updateStatusLabel()
 -             self.midiChannelChanged.emit(self.fParameterId, channel)
 -             return
 - 
 -         if actSel == actRangeMinimum:
 -             value, ok = QInputDialog.getDouble(self,
 -                                                self.tr("Custom Minimum"),
 -                                                "Custom minimum value to use:",
 -                                                self.fMappedMinimum,
 -                                                self.fMinimum if self.fMappedCtrl != CONTROL_INDEX_CV else -9e6,
 -                                                self.fMaximum if self.fMappedCtrl != CONTROL_INDEX_CV else 9e6,
 -                                                self.fDecimalPoints)
 -             if not ok:
 -                 return
 - 
 -             self.fMappedMinimum = value
 -             self.mappedRangeChanged.emit(self.fParameterId, self.fMappedMinimum, self.fMappedMaximum)
 -             return
 - 
 -         if actSel == actRangeMaximum:
 -             value, ok = QInputDialog.getDouble(self,
 -                                                self.tr("Custom Maximum"),
 -                                                "Custom maximum value to use:",
 -                                                self.fMappedMaximum,
 -                                                self.fMinimum if self.fMappedCtrl != CONTROL_INDEX_CV else -9e6,
 -                                                self.fMaximum if self.fMappedCtrl != CONTROL_INDEX_CV else 9e6,
 -                                                self.fDecimalPoints)
 -             if not ok:
 -                 return
 - 
 -             self.fMappedMaximum = value
 -             self.mappedRangeChanged.emit(self.fParameterId, self.fMappedMinimum, self.fMappedMaximum)
 -             return
 - 
 -         if actSel == actUnmap:
 -             ctrl = CONTROL_INDEX_NONE
 -         elif actSel == actCV:
 -             ctrl = CONTROL_INDEX_CV
 -         elif actSel == actCustomCC:
 -             value = self.fMappedCtrl if self.fMappedCtrl >= 0x01 and self.fMappedCtrl <= 0x77 else 1
 -             ctrl, ok = QInputDialog.getInt(self,
 -                                            self.tr("Custom CC"),
 -                                            "Custom MIDI CC to use:",
 -                                            value,
 -                                            0x01, 0x77, 1)
 -             if not ok:
 -                 return
 -         #elif actSel == actPitchbend:
 -             #ctrl = CONTROL_INDEX_MIDI_PITCHBEND
 -         elif actSel == actLearn:
 -             ctrl = CONTROL_INDEX_MIDI_LEARN
 -         elif actSel in actCCs:
 -             ctrl = int(actSel.text().split(" ", 1)[0].replace("&",""), 10)
 -         else:
 -             return
 - 
 -         self.fMappedCtrl = ctrl
 -         self.updateStatusLabel()
 -         self.mappedControlChanged.emit(self.fParameterId, ctrl)
 - 
 -     @pyqtSlot(bool)
 -     def slot_parameterDragStateChanged(self, touch):
 -         self.host.set_parameter_touch(self.fPluginId, self.fParameterId, touch)
 - 
 -     def _textCallBack(self):
 -         return self.host.get_parameter_text(self.fPluginId, self.fParameterId)
 - 
 -     def _valueCallBack(self, value):
 -         self.valueChanged.emit(self.fParameterId, value)
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Plugin Editor Parent (Meta class)
 - 
 - class PluginEditParentMeta():
 - #class PluginEditParentMeta(metaclass=ABCMeta):
 -     @abstractmethod
 -     def editDialogVisibilityChanged(self, pluginId, visible):
 -         raise NotImplementedError
 - 
 -     @abstractmethod
 -     def editDialogPluginHintsChanged(self, pluginId, hints):
 -         raise NotImplementedError
 - 
 -     @abstractmethod
 -     def editDialogParameterValueChanged(self, pluginId, parameterId, value):
 -         raise NotImplementedError
 - 
 -     @abstractmethod
 -     def editDialogProgramChanged(self, pluginId, index):
 -         raise NotImplementedError
 - 
 -     @abstractmethod
 -     def editDialogMidiProgramChanged(self, pluginId, index):
 -         raise NotImplementedError
 - 
 -     @abstractmethod
 -     def editDialogNotePressed(self, pluginId, note):
 -         raise NotImplementedError
 - 
 -     @abstractmethod
 -     def editDialogNoteReleased(self, pluginId, note):
 -         raise NotImplementedError
 - 
 -     @abstractmethod
 -     def editDialogMidiActivityChanged(self, pluginId, onOff):
 -         raise NotImplementedError
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Plugin Editor (Built-in)
 - 
 - class PluginEdit(QDialog):
 -     # signals
 -     SIGTERM = pyqtSignal()
 -     SIGUSR1 = pyqtSignal()
 - 
 -     def __init__(self, parent, host, pluginId):
 -         QDialog.__init__(self, parent.window() if parent is not None else None)
 -         self.host = host
 -         self.ui = ui_carla_edit.Ui_PluginEdit()
 -         self.ui.setupUi(self)
 - 
 -         # -------------------------------------------------------------
 -         # Internal stuff
 - 
 -         self.fGeometry   = QByteArray()
 -         self.fParent     = parent
 -         self.fPluginId   = pluginId
 -         self.fPluginInfo = None
 - 
 -         self.fCurrentStateFilename = None
 -         self.fControlChannel = round(host.get_internal_parameter_value(pluginId, PARAMETER_CTRL_CHANNEL))
 -         self.fFirstInit      = True
 - 
 -         self.fParameterList      = [] # (type, id, widget)
 -         self.fParametersToUpdate = [] # (id, value)
 - 
 -         self.fPlayingNotes = [] # (channel, note)
 - 
 -         self.fTabIconOff    = QIcon(":/scalable/led_off.svg")
 -         self.fTabIconOn     = QIcon(":/scalable/led_yellow.svg")
 -         self.fTabIconTimers = []
 - 
 -         # used during testing
 -         self.fIdleTimerId = 0
 - 
 -         # -------------------------------------------------------------
 -         # Set-up GUI
 - 
 -         labelPluginFont = self.ui.label_plugin.font()
 -         labelPluginFont.setPixelSize(15)
 -         labelPluginFont.setWeight(75)
 -         self.ui.label_plugin.setFont(labelPluginFont)
 - 
 -         self.ui.dial_drywet.setCustomPaintMode(self.ui.dial_drywet.CUSTOM_PAINT_MODE_CARLA_WET)
 -         self.ui.dial_drywet.setImage(3)
 -         self.ui.dial_drywet.setLabel("Dry/Wet")
 -         self.ui.dial_drywet.setMinimum(0.0)
 -         self.ui.dial_drywet.setMaximum(1.0)
 -         self.ui.dial_drywet.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_DRYWET))
 - 
 -         self.ui.dial_vol.setCustomPaintMode(self.ui.dial_vol.CUSTOM_PAINT_MODE_CARLA_VOL)
 -         self.ui.dial_vol.setImage(3)
 -         self.ui.dial_vol.setLabel("Volume")
 -         self.ui.dial_vol.setMinimum(0.0)
 -         self.ui.dial_vol.setMaximum(1.27)
 -         self.ui.dial_vol.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_VOLUME))
 - 
 -         self.ui.dial_b_left.setCustomPaintMode(self.ui.dial_b_left.CUSTOM_PAINT_MODE_CARLA_L)
 -         self.ui.dial_b_left.setImage(4)
 -         self.ui.dial_b_left.setLabel("L")
 -         self.ui.dial_b_left.setMinimum(-1.0)
 -         self.ui.dial_b_left.setMaximum(1.0)
 -         self.ui.dial_b_left.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_BALANCE_LEFT))
 - 
 -         self.ui.dial_b_right.setCustomPaintMode(self.ui.dial_b_right.CUSTOM_PAINT_MODE_CARLA_R)
 -         self.ui.dial_b_right.setImage(4)
 -         self.ui.dial_b_right.setLabel("R")
 -         self.ui.dial_b_right.setMinimum(-1.0)
 -         self.ui.dial_b_right.setMaximum(1.0)
 -         self.ui.dial_b_right.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_BALANCE_RIGHT))
 - 
 -         self.ui.dial_pan.setCustomPaintMode(self.ui.dial_b_right.CUSTOM_PAINT_MODE_CARLA_PAN)
 -         self.ui.dial_pan.setImage(4)
 -         self.ui.dial_pan.setLabel("Pan")
 -         self.ui.dial_pan.setMinimum(-1.0)
 -         self.ui.dial_pan.setMaximum(1.0)
 -         self.ui.dial_pan.setValue(host.get_internal_parameter_value(pluginId, PARAMETER_PANNING))
 - 
 -         self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)
 - 
 -         self.ui.scrollArea = PixmapKeyboardHArea(self)
 -         self.ui.keyboard   = self.ui.scrollArea.keyboard
 -         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)
 -         self.layout().addWidget(self.ui.scrollArea)
 - 
 -         self.ui.scrollArea.setEnabled(False)
 -         self.ui.scrollArea.setVisible(False)
 - 
 -         # todo
 -         self.ui.rb_balance.setEnabled(False)
 -         self.ui.rb_balance.setVisible(False)
 -         self.ui.rb_pan.setEnabled(False)
 -         self.ui.rb_pan.setVisible(False)
 - 
 -         flags  = self.windowFlags()
 -         flags &= ~Qt.WindowContextHelpButtonHint
 -         self.setWindowFlags(flags)
 - 
 -         self.reloadAll()
 - 
 -         self.fFirstInit = False
 - 
 -         # -------------------------------------------------------------
 -         # Set-up connections
 - 
 -         self.finished.connect(self.slot_finished)
 - 
 -         self.ui.ch_fixed_buffer.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_force_stereo.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_map_program_changes.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_use_chunks.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_send_notes.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_send_program_changes.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_send_control_changes.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_send_channel_pressure.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_send_note_aftertouch.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_send_pitchbend.clicked.connect(self.slot_optionChanged)
 -         self.ui.ch_send_all_sound_off.clicked.connect(self.slot_optionChanged)
 - 
 -         self.ui.dial_drywet.realValueChanged.connect(self.slot_dryWetChanged)
 -         self.ui.dial_vol.realValueChanged.connect(self.slot_volumeChanged)
 -         self.ui.dial_b_left.realValueChanged.connect(self.slot_balanceLeftChanged)
 -         self.ui.dial_b_right.realValueChanged.connect(self.slot_balanceRightChanged)
 -         self.ui.dial_pan.realValueChanged.connect(self.slot_panChanged)
 -         self.ui.sb_ctrl_channel.valueChanged.connect(self.slot_ctrlChannelChanged)
 - 
 -         self.ui.dial_drywet.customContextMenuRequested.connect(self.slot_knobCustomMenu)
 -         self.ui.dial_vol.customContextMenuRequested.connect(self.slot_knobCustomMenu)
 -         self.ui.dial_b_left.customContextMenuRequested.connect(self.slot_knobCustomMenu)
 -         self.ui.dial_b_right.customContextMenuRequested.connect(self.slot_knobCustomMenu)
 -         self.ui.dial_pan.customContextMenuRequested.connect(self.slot_knobCustomMenu)
 -         self.ui.sb_ctrl_channel.customContextMenuRequested.connect(self.slot_channelCustomMenu)
 - 
 -         self.ui.keyboard.noteOn.connect(self.slot_noteOn)
 -         self.ui.keyboard.noteOff.connect(self.slot_noteOff)
 - 
 -         self.ui.cb_programs.currentIndexChanged.connect(self.slot_programIndexChanged)
 -         self.ui.cb_midi_programs.currentIndexChanged.connect(self.slot_midiProgramIndexChanged)
 - 
 -         self.ui.b_save_state.clicked.connect(self.slot_stateSave)
 -         self.ui.b_load_state.clicked.connect(self.slot_stateLoad)
 - 
 -         host.NoteOnCallback.connect(self.slot_handleNoteOnCallback)
 -         host.NoteOffCallback.connect(self.slot_handleNoteOffCallback)
 -         host.UpdateCallback.connect(self.slot_handleUpdateCallback)
 -         host.ReloadInfoCallback.connect(self.slot_handleReloadInfoCallback)
 -         host.ReloadParametersCallback.connect(self.slot_handleReloadParametersCallback)
 -         host.ReloadProgramsCallback.connect(self.slot_handleReloadProgramsCallback)
 -         host.ReloadAllCallback.connect(self.slot_handleReloadAllCallback)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot(int, int, int, int)
 -     def slot_handleNoteOnCallback(self, pluginId, channel, note, velocity):
 -         if self.fPluginId != pluginId:
 -             return
 - 
 -         if self.fControlChannel == channel:
 -             self.ui.keyboard.sendNoteOn(note, False)
 - 
 -         playItem = (channel, note)
 - 
 -         if playItem not in self.fPlayingNotes:
 -             self.fPlayingNotes.append(playItem)
 - 
 -         if len(self.fPlayingNotes) == 1 and self.fParent is not None:
 -             self.fParent.editDialogMidiActivityChanged(self.fPluginId, True)
 - 
 -     @pyqtSlot(int, int, int)
 -     def slot_handleNoteOffCallback(self, pluginId, channel, note):
 -         if self.fPluginId != pluginId:
 -             return
 - 
 -         if self.fControlChannel == channel:
 -             self.ui.keyboard.sendNoteOff(note, False)
 - 
 -         playItem = (channel, note)
 - 
 -         if playItem in self.fPlayingNotes:
 -             self.fPlayingNotes.remove(playItem)
 - 
 -         if self.fPlayingNotes and self.fParent is not None:
 -             self.fParent.editDialogMidiActivityChanged(self.fPluginId, False)
 - 
 -     @pyqtSlot(int)
 -     def slot_handleUpdateCallback(self, pluginId):
 -         if self.fPluginId == pluginId:
 -             self.updateInfo()
 - 
 -     @pyqtSlot(int)
 -     def slot_handleReloadInfoCallback(self, pluginId):
 -         if self.fPluginId == pluginId:
 -             self.reloadInfo()
 - 
 -     @pyqtSlot(int)
 -     def slot_handleReloadParametersCallback(self, pluginId):
 -         if self.fPluginId == pluginId:
 -             self.reloadParameters()
 - 
 -     @pyqtSlot(int)
 -     def slot_handleReloadProgramsCallback(self, pluginId):
 -         if self.fPluginId == pluginId:
 -             self.reloadPrograms()
 - 
 -     @pyqtSlot(int)
 -     def slot_handleReloadAllCallback(self, pluginId):
 -         if self.fPluginId == pluginId:
 -             self.reloadAll()
 - 
 -     #------------------------------------------------------------------
 - 
 -     def updateInfo(self):
 -         # Update current program text
 -         if self.ui.cb_programs.count() > 0:
 -             pIndex = self.ui.cb_programs.currentIndex()
 -             if pIndex >= 0:
 -                 pName  = self.host.get_program_name(self.fPluginId, pIndex)
 -                 #pName  = pName[:40] + (pName[40:] and "...")
 -                 self.ui.cb_programs.setItemText(pIndex, pName)
 - 
 -         # Update current midi program text
 -         if self.ui.cb_midi_programs.count() > 0:
 -             mpIndex = self.ui.cb_midi_programs.currentIndex()
 -             if mpIndex >= 0:
 -                 mpData  = self.host.get_midi_program_data(self.fPluginId, mpIndex)
 -                 mpBank  = mpData['bank']
 -                 mpProg  = mpData['program']
 -                 mpName  = mpData['name']
 -                 #mpName  = mpName[:40] + (mpName[40:] and "...")
 -                 self.ui.cb_midi_programs.setItemText(mpIndex, "%03i:%03i - %s" % (mpBank+1, mpProg+1, mpName))
 - 
 -         # Update all parameter values
 -         for _, paramId, paramWidget in self.fParameterList:
 -             paramWidget.blockSignals(True)
 -             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))
 -             paramWidget.blockSignals(False)
 - 
 -         # and the internal ones too
 -         self.ui.dial_drywet.blockSignals(True)
 -         self.ui.dial_drywet.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_DRYWET))
 -         self.ui.dial_drywet.blockSignals(False)
 - 
 -         self.ui.dial_vol.blockSignals(True)
 -         self.ui.dial_vol.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_VOLUME))
 -         self.ui.dial_vol.blockSignals(False)
 - 
 -         self.ui.dial_b_left.blockSignals(True)
 -         self.ui.dial_b_left.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_BALANCE_LEFT))
 -         self.ui.dial_b_left.blockSignals(False)
 - 
 -         self.ui.dial_b_right.blockSignals(True)
 -         self.ui.dial_b_right.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_BALANCE_RIGHT))
 -         self.ui.dial_b_right.blockSignals(False)
 - 
 -         self.ui.dial_pan.blockSignals(True)
 -         self.ui.dial_pan.setValue(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_PANNING))
 -         self.ui.dial_pan.blockSignals(False)
 - 
 -         self.fControlChannel = round(self.host.get_internal_parameter_value(self.fPluginId, PARAMETER_CTRL_CHANNEL))
 -         self.ui.sb_ctrl_channel.blockSignals(True)
 -         self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)
 -         self.ui.sb_ctrl_channel.blockSignals(False)
 -         self.ui.keyboard.allNotesOff()
 -         self._updateCtrlPrograms()
 - 
 -         self.fParametersToUpdate = []
 - 
 -     #------------------------------------------------------------------
 - 
 -     def reloadAll(self):
 -         self.fPluginInfo = self.host.get_plugin_info(self.fPluginId)
 - 
 -         self.reloadInfo()
 -         self.reloadParameters()
 -         self.reloadPrograms()
 - 
 -         if self.fPluginInfo['type'] == PLUGIN_LV2:
 -             self.ui.b_save_state.setEnabled(False)
 - 
 -         if not self.ui.scrollArea.isEnabled():
 -             self.resize(self.width(), self.height()-self.ui.scrollArea.height())
 - 
 -     #------------------------------------------------------------------
 - 
 -     def reloadInfo(self):
 -         realPluginName = self.host.get_real_plugin_name(self.fPluginId)
 -         #audioCountInfo = self.host.get_audio_port_count_info(self.fPluginId)
 -         midiCountInfo  = self.host.get_midi_port_count_info(self.fPluginId)
 -         #paramCountInfo = self.host.get_parameter_count_info(self.fPluginId)
 - 
 -         pluginHints = self.fPluginInfo['hints']
 - 
 -         self.ui.le_type.setText(getPluginTypeAsString(self.fPluginInfo['type']))
 - 
 -         self.ui.label_name.setEnabled(bool(realPluginName))
 -         self.ui.le_name.setEnabled(bool(realPluginName))
 -         self.ui.le_name.setText(realPluginName)
 -         self.ui.le_name.setToolTip(realPluginName)
 - 
 -         self.ui.label_label.setEnabled(bool(self.fPluginInfo['label']))
 -         self.ui.le_label.setEnabled(bool(self.fPluginInfo['label']))
 -         self.ui.le_label.setText(self.fPluginInfo['label'])
 -         self.ui.le_label.setToolTip(self.fPluginInfo['label'])
 - 
 -         self.ui.label_maker.setEnabled(bool(self.fPluginInfo['maker']))
 -         self.ui.le_maker.setEnabled(bool(self.fPluginInfo['maker']))
 -         self.ui.le_maker.setText(self.fPluginInfo['maker'])
 -         self.ui.le_maker.setToolTip(self.fPluginInfo['maker'])
 - 
 -         self.ui.label_copyright.setEnabled(bool(self.fPluginInfo['copyright']))
 -         self.ui.le_copyright.setEnabled(bool(self.fPluginInfo['copyright']))
 -         self.ui.le_copyright.setText(self.fPluginInfo['copyright'])
 -         self.ui.le_copyright.setToolTip(self.fPluginInfo['copyright'])
 - 
 -         self.ui.label_unique_id.setEnabled(bool(self.fPluginInfo['uniqueId']))
 -         self.ui.le_unique_id.setEnabled(bool(self.fPluginInfo['uniqueId']))
 -         self.ui.le_unique_id.setText(str(self.fPluginInfo['uniqueId']))
 -         self.ui.le_unique_id.setToolTip(str(self.fPluginInfo['uniqueId']))
 - 
 -         self.ui.label_plugin.setText("\n%s\n" % (self.fPluginInfo['name'] or "(none)"))
 -         self.setWindowTitle(self.fPluginInfo['name'] or "(none)")
 - 
 -         self.ui.dial_drywet.setEnabled(pluginHints & PLUGIN_CAN_DRYWET)
 -         self.ui.dial_vol.setEnabled(pluginHints & PLUGIN_CAN_VOLUME)
 -         self.ui.dial_b_left.setEnabled(pluginHints & PLUGIN_CAN_BALANCE)
 -         self.ui.dial_b_right.setEnabled(pluginHints & PLUGIN_CAN_BALANCE)
 -         self.ui.dial_pan.setEnabled(pluginHints & PLUGIN_CAN_PANNING)
 - 
 -         optsAvailable = self.fPluginInfo['optionsAvailable']
 -         optsEnabled = self.fPluginInfo['optionsEnabled']
 -         self.ui.ch_use_chunks.setEnabled(optsAvailable & PLUGIN_OPTION_USE_CHUNKS)
 -         self.ui.ch_use_chunks.setChecked(optsEnabled & PLUGIN_OPTION_USE_CHUNKS)
 -         self.ui.ch_fixed_buffer.setEnabled(optsAvailable & PLUGIN_OPTION_FIXED_BUFFERS)
 -         self.ui.ch_fixed_buffer.setChecked(optsEnabled & PLUGIN_OPTION_FIXED_BUFFERS)
 -         self.ui.ch_force_stereo.setEnabled(optsAvailable & PLUGIN_OPTION_FORCE_STEREO)
 -         self.ui.ch_force_stereo.setChecked(optsEnabled & PLUGIN_OPTION_FORCE_STEREO)
 -         self.ui.ch_map_program_changes.setEnabled(optsAvailable & PLUGIN_OPTION_MAP_PROGRAM_CHANGES)
 -         self.ui.ch_map_program_changes.setChecked(optsEnabled & PLUGIN_OPTION_MAP_PROGRAM_CHANGES)
 -         self.ui.ch_send_notes.setEnabled(optsAvailable & PLUGIN_OPTION_SKIP_SENDING_NOTES)
 -         self.ui.ch_send_notes.setChecked((self.ui.ch_send_notes.isEnabled() and
 -                                           (optsEnabled & PLUGIN_OPTION_SKIP_SENDING_NOTES) == 0x0))
 -         self.ui.ch_send_control_changes.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_CONTROL_CHANGES)
 -         self.ui.ch_send_control_changes.setChecked(optsEnabled & PLUGIN_OPTION_SEND_CONTROL_CHANGES)
 -         self.ui.ch_send_channel_pressure.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE)
 -         self.ui.ch_send_channel_pressure.setChecked(optsEnabled & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE)
 -         self.ui.ch_send_note_aftertouch.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH)
 -         self.ui.ch_send_note_aftertouch.setChecked(optsEnabled & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH)
 -         self.ui.ch_send_pitchbend.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_PITCHBEND)
 -         self.ui.ch_send_pitchbend.setChecked(optsEnabled & PLUGIN_OPTION_SEND_PITCHBEND)
 -         self.ui.ch_send_all_sound_off.setEnabled(optsAvailable & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)
 -         self.ui.ch_send_all_sound_off.setChecked(optsEnabled & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)
 - 
 -         canSendPrograms = bool((optsAvailable & PLUGIN_OPTION_SEND_PROGRAM_CHANGES) != 0 and
 -                                (optsEnabled & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) == 0)
 -         self.ui.ch_send_program_changes.setEnabled(canSendPrograms)
 -         self.ui.ch_send_program_changes.setChecked(optsEnabled & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)
 - 
 -         self.ui.sw_programs.setCurrentIndex(0 if self.fPluginInfo['type'] in (PLUGIN_VST2, PLUGIN_SFZ) else 1)
 - 
 -         # Show/hide keyboard
 -         showKeyboard = (self.fPluginInfo['category'] == PLUGIN_CATEGORY_SYNTH or midiCountInfo['ins'] > 0)
 -         self.ui.scrollArea.setEnabled(showKeyboard)
 -         self.ui.scrollArea.setVisible(showKeyboard)
 - 
 -         # Force-update parent for new hints
 -         if self.fParent is not None and not self.fFirstInit:
 -             self.fParent.editDialogPluginHintsChanged(self.fPluginId, pluginHints)
 - 
 -     def reloadParameters(self):
 -         # Reset
 -         self.fParameterList      = []
 -         self.fParametersToUpdate = []
 -         self.fTabIconTimers      = []
 - 
 -         # Save current tab state
 -         tabIndex  = self.ui.tabWidget.currentIndex()
 -         tabWidget = self.ui.tabWidget.currentWidget()
 -         scrollVal = tabWidget.verticalScrollBar().value() if isinstance(tabWidget, QScrollArea) else None
 -         del tabWidget
 - 
 -         # Remove all previous parameters
 -         for _ in range(self.ui.tabWidget.count()-1):
 -             self.ui.tabWidget.widget(1).deleteLater()
 -             self.ui.tabWidget.removeTab(1)
 - 
 -         parameterCount = self.host.get_parameter_count(self.fPluginId)
 - 
 -         # -----------------------------------------------------------------
 - 
 -         if parameterCount <= 0:
 -             return
 - 
 -         # -----------------------------------------------------------------
 - 
 -         paramInputList   = []
 -         paramOutputList  = []
 -         paramInputWidth  = 0
 -         paramOutputWidth = 0
 -         unusedParameters = 0
 - 
 -         paramInputListFull  = [] # ([params], width)
 -         paramOutputListFull = [] # ([params], width)
 - 
 -         for i in range(parameterCount):
 -             if i - unusedParameters == self.host.maxParameters:
 -                 break
 - 
 -             paramData = self.host.get_parameter_data(self.fPluginId, i)
 - 
 -             if paramData['type'] not in (PARAMETER_INPUT, PARAMETER_OUTPUT):
 -                 unusedParameters += 1
 -                 continue
 -             if (paramData['hints'] & PARAMETER_IS_ENABLED) == 0:
 -                 unusedParameters += 1
 -                 continue
 - 
 -             paramInfo   = self.host.get_parameter_info(self.fPluginId, i)
 -             paramRanges = self.host.get_parameter_ranges(self.fPluginId, i)
 -             paramValue  = self.host.get_current_parameter_value(self.fPluginId, i)
 - 
 -             parameter = {
 -                 'type':  paramData['type'],
 -                 'hints': paramData['hints'],
 -                 'name':  paramInfo['name'],
 -                 'unit':  paramInfo['unit'],
 -                 'scalePoints': [],
 - 
 -                 'index':   paramData['index'],
 -                 'default': paramRanges['def'],
 -                 'minimum': paramRanges['min'],
 -                 'maximum': paramRanges['max'],
 -                 'step':    paramRanges['step'],
 -                 'stepSmall': paramRanges['stepSmall'],
 -                 'stepLarge': paramRanges['stepLarge'],
 -                 'mappedControlIndex': paramData['mappedControlIndex'],
 -                 'mappedMinimum': paramData['mappedMinimum'],
 -                 'mappedMaximum': paramData['mappedMaximum'],
 -                 'midiChannel': paramData['midiChannel']+1,
 - 
 -                 'comment':   paramInfo['comment'],
 -                 'groupName': paramInfo['groupName'],
 - 
 -                 'current': paramValue
 -             }
 - 
 -             for j in range(paramInfo['scalePointCount']):
 -                 scalePointInfo = self.host.get_parameter_scalepoint_info(self.fPluginId, i, j)
 - 
 -                 parameter['scalePoints'].append({
 -                     'value': scalePointInfo['value'],
 -                     'label': scalePointInfo['label']
 -                 })
 - 
 -             #parameter['name'] = parameter['name'][:30] + (parameter['name'][30:] and "...")
 - 
 -             # -----------------------------------------------------------------
 -             # Get width values, in packs of 20
 - 
 -             if parameter['type'] == PARAMETER_INPUT:
 -                 paramInputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])
 - 
 -                 if paramInputWidthTMP > paramInputWidth:
 -                     paramInputWidth = paramInputWidthTMP
 - 
 -                 paramInputList.append(parameter)
 - 
 -             else:
 -                 paramOutputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])
 - 
 -                 if paramOutputWidthTMP > paramOutputWidth:
 -                     paramOutputWidth = paramOutputWidthTMP
 - 
 -                 paramOutputList.append(parameter)
 - 
 -         paramInputListFull.append((paramInputList, paramInputWidth))
 -         paramOutputListFull.append((paramOutputList, paramOutputWidth))
 - 
 -         # Create parameter tabs + widgets
 -         self._createParameterWidgets(PARAMETER_INPUT,  paramInputListFull,  self.tr("Parameters"))
 -         self._createParameterWidgets(PARAMETER_OUTPUT, paramOutputListFull, self.tr("Outputs"))
 - 
 -         # Restore tab state
 -         if tabIndex < self.ui.tabWidget.count():
 -             self.ui.tabWidget.setCurrentIndex(tabIndex)
 -             if scrollVal is not None:
 -                 self.ui.tabWidget.currentWidget().verticalScrollBar().setValue(scrollVal)
 - 
 -     def reloadPrograms(self):
 -         # Programs
 -         self.ui.cb_programs.blockSignals(True)
 -         self.ui.cb_programs.clear()
 - 
 -         programCount = self.host.get_program_count(self.fPluginId)
 - 
 -         if programCount > 0:
 -             self.ui.cb_programs.setEnabled(True)
 -             self.ui.label_programs.setEnabled(True)
 - 
 -             for i in range(programCount):
 -                 pName = self.host.get_program_name(self.fPluginId, i)
 -                 #pName = pName[:40] + (pName[40:] and "...")
 -                 self.ui.cb_programs.addItem(pName)
 - 
 -             self.ui.cb_programs.setCurrentIndex(self.host.get_current_program_index(self.fPluginId))
 - 
 -         else:
 -             self.ui.cb_programs.setEnabled(False)
 -             self.ui.label_programs.setEnabled(False)
 - 
 -         self.ui.cb_programs.blockSignals(False)
 - 
 -         # MIDI Programs
 -         self.ui.cb_midi_programs.blockSignals(True)
 -         self.ui.cb_midi_programs.clear()
 - 
 -         midiProgramCount = self.host.get_midi_program_count(self.fPluginId)
 - 
 -         if midiProgramCount > 0:
 -             self.ui.cb_midi_programs.setEnabled(True)
 -             self.ui.label_midi_programs.setEnabled(True)
 - 
 -             for i in range(midiProgramCount):
 -                 mpData = self.host.get_midi_program_data(self.fPluginId, i)
 -                 mpBank = mpData['bank']
 -                 mpProg = mpData['program']
 -                 mpName = mpData['name']
 -                 #mpName = mpName[:40] + (mpName[40:] and "...")
 - 
 -                 self.ui.cb_midi_programs.addItem("%03i:%03i - %s" % (mpBank+1, mpProg+1, mpName))
 - 
 -             self.ui.cb_midi_programs.setCurrentIndex(self.host.get_current_midi_program_index(self.fPluginId))
 - 
 -         else:
 -             self.ui.cb_midi_programs.setEnabled(False)
 -             self.ui.label_midi_programs.setEnabled(False)
 - 
 -         self.ui.cb_midi_programs.blockSignals(False)
 - 
 -         self.ui.sw_programs.setEnabled(programCount > 0 or midiProgramCount > 0)
 - 
 -         if self.fPluginInfo['type'] == PLUGIN_LV2:
 -             self.ui.b_load_state.setEnabled(programCount > 0)
 - 
 -     #------------------------------------------------------------------
 - 
 -     def clearNotes(self):
 -         self.fPlayingNotes = []
 -         self.ui.keyboard.allNotesOff()
 - 
 -     def noteOn(self, channel, note, velocity):
 -         if self.fControlChannel == channel:
 -             self.ui.keyboard.sendNoteOn(note, False)
 - 
 -     def noteOff(self, channel, note):
 -         if self.fControlChannel == channel:
 -             self.ui.keyboard.sendNoteOff(note, False)
 - 
 -     #------------------------------------------------------------------
 - 
 -     def getHints(self):
 -         return self.fPluginInfo['hints']
 - 
 -     def setPluginId(self, idx):
 -         self.fPluginId = idx
 - 
 -     def setName(self, name):
 -         self.fPluginInfo['name'] = name
 -         self.ui.label_plugin.setText("\n%s\n" % name)
 -         self.setWindowTitle(name)
 - 
 -     #------------------------------------------------------------------
 - 
 -     def setParameterValue(self, parameterId, value):
 -         for paramItem in self.fParametersToUpdate:
 -             if paramItem[0] == parameterId:
 -                 paramItem[1] = value
 -                 break
 -         else:
 -             self.fParametersToUpdate.append([parameterId, value])
 - 
 -     def setParameterDefault(self, parameterId, value):
 -         for _, paramId, paramWidget in self.fParameterList:
 -             if paramId == parameterId:
 -                 paramWidget.setDefault(value)
 -                 break
 - 
 -     def setParameterMappedControlIndex(self, parameterId, control):
 -         for _, paramId, paramWidget in self.fParameterList:
 -             if paramId == parameterId:
 -                 paramWidget.setMappedControlIndex(control)
 -                 break
 - 
 -     def setParameterMappedRange(self, parameterId, minimum, maximum):
 -         for _, paramId, paramWidget in self.fParameterList:
 -             if paramId == parameterId:
 -                 paramWidget.setMappedRange(minimum, maximum)
 -                 break
 - 
 -     def setParameterMidiChannel(self, parameterId, channel):
 -         for _, paramId, paramWidget in self.fParameterList:
 -             if paramId == parameterId:
 -                 paramWidget.setMidiChannel(channel+1)
 -                 break
 - 
 -     def setProgram(self, index):
 -         self.ui.cb_programs.blockSignals(True)
 -         self.ui.cb_programs.setCurrentIndex(index)
 -         self.ui.cb_programs.blockSignals(False)
 -         self._updateParameterValues()
 - 
 -     def setMidiProgram(self, index):
 -         self.ui.cb_midi_programs.blockSignals(True)
 -         self.ui.cb_midi_programs.setCurrentIndex(index)
 -         self.ui.cb_midi_programs.blockSignals(False)
 -         self._updateParameterValues()
 - 
 -     def setOption(self, option, yesNo):
 -         if option == PLUGIN_OPTION_USE_CHUNKS:
 -             widget = self.ui.ch_use_chunks
 -         elif option == PLUGIN_OPTION_FIXED_BUFFERS:
 -             widget = self.ui.ch_fixed_buffer
 -         elif option == PLUGIN_OPTION_FORCE_STEREO:
 -             widget = self.ui.ch_force_stereo
 -         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:
 -             widget = self.ui.ch_map_program_changes
 -         elif option == PLUGIN_OPTION_SKIP_SENDING_NOTES:
 -             widget = self.ui.ch_send_notes
 -             yesNo = not yesNo
 -         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:
 -             widget = self.ui.ch_send_program_changes
 -         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:
 -             widget = self.ui.ch_send_control_changes
 -         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:
 -             widget = self.ui.ch_send_channel_pressure
 -         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:
 -             widget = self.ui.ch_send_note_aftertouch
 -         elif option == PLUGIN_OPTION_SEND_PITCHBEND:
 -             widget = self.ui.ch_send_pitchbend
 -         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:
 -             widget = self.ui.ch_send_all_sound_off
 -         else:
 -             return
 - 
 -         widget.blockSignals(True)
 -         widget.setChecked(yesNo)
 -         widget.blockSignals(False)
 - 
 -     #------------------------------------------------------------------
 - 
 -     def setVisible(self, yesNo):
 -         if yesNo:
 -             if not self.fGeometry.isNull():
 -                 self.restoreGeometry(self.fGeometry)
 -         else:
 -             self.fGeometry = self.saveGeometry()
 - 
 -         QDialog.setVisible(self, yesNo)
 - 
 -         if MACOS and yesNo:
 -             parent = self.parent()
 -             if parent is None:
 -                 return
 -             gCarla.utils.cocoa_set_transient_window_for(self.windowHandle().winId(), parent.windowHandle().winId())
 - 
 -     #------------------------------------------------------------------
 - 
 -     def idleSlow(self):
 -         # Check Tab icons
 -         for i in range(len(self.fTabIconTimers)):
 -             if self.fTabIconTimers[i] == ICON_STATE_ON:
 -                 self.fTabIconTimers[i] = ICON_STATE_WAIT
 -             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:
 -                 self.fTabIconTimers[i] = ICON_STATE_OFF
 -             elif self.fTabIconTimers[i] == ICON_STATE_OFF:
 -                 self.fTabIconTimers[i] = ICON_STATE_NULL
 -                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)
 - 
 -         # Check parameters needing update
 -         for index, value in self.fParametersToUpdate:
 -             if index == PARAMETER_DRYWET:
 -                 self.ui.dial_drywet.blockSignals(True)
 -                 self.ui.dial_drywet.setValue(value)
 -                 self.ui.dial_drywet.blockSignals(False)
 - 
 -             elif index == PARAMETER_VOLUME:
 -                 self.ui.dial_vol.blockSignals(True)
 -                 self.ui.dial_vol.setValue(value)
 -                 self.ui.dial_vol.blockSignals(False)
 - 
 -             elif index == PARAMETER_BALANCE_LEFT:
 -                 self.ui.dial_b_left.blockSignals(True)
 -                 self.ui.dial_b_left.setValue(value)
 -                 self.ui.dial_b_left.blockSignals(False)
 - 
 -             elif index == PARAMETER_BALANCE_RIGHT:
 -                 self.ui.dial_b_right.blockSignals(True)
 -                 self.ui.dial_b_right.setValue(value)
 -                 self.ui.dial_b_right.blockSignals(False)
 - 
 -             elif index == PARAMETER_PANNING:
 -                 self.ui.dial_pan.blockSignals(True)
 -                 self.ui.dial_pan.setValue(value)
 -                 self.ui.dial_pan.blockSignals(False)
 - 
 -             elif index == PARAMETER_CTRL_CHANNEL:
 -                 self.fControlChannel = round(value)
 -                 self.ui.sb_ctrl_channel.blockSignals(True)
 -                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)
 -                 self.ui.sb_ctrl_channel.blockSignals(False)
 -                 self.ui.keyboard.allNotesOff()
 -                 self._updateCtrlPrograms()
 - 
 -             elif index >= 0:
 -                 for paramType, paramId, paramWidget in self.fParameterList:
 -                     if paramId != index:
 -                         continue
 -                     # FIXME see below
 -                     if paramType != PARAMETER_INPUT:
 -                         continue
 - 
 -                     paramWidget.blockSignals(True)
 -                     paramWidget.setValue(value)
 -                     paramWidget.blockSignals(False)
 - 
 -                     #if paramType == PARAMETER_INPUT:
 -                     tabIndex = paramWidget.getTabIndex()
 - 
 -                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:
 -                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)
 - 
 -                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON
 -                     break
 - 
 -         # Clear all parameters
 -         self.fParametersToUpdate = []
 - 
 -         # Update parameter outputs | FIXME needed?
 -         for paramType, paramId, paramWidget in self.fParameterList:
 -             if paramType != PARAMETER_OUTPUT:
 -                 continue
 - 
 -             paramWidget.blockSignals(True)
 -             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))
 -             paramWidget.blockSignals(False)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot()
 -     def slot_stateSave(self):
 -         if self.fPluginInfo['type'] == PLUGIN_LV2:
 -             # TODO
 -             return
 - 
 -         if self.fCurrentStateFilename:
 -             askTry = QMessageBox.question(self,
 -                                           self.tr("Overwrite?"),
 -                                           self.tr("Overwrite previously created file?"),
 -                                           QMessageBox.Ok|QMessageBox.Cancel)
 - 
 -             if askTry == QMessageBox.Ok:
 -                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)
 -                 return
 - 
 -             self.fCurrentStateFilename = None
 - 
 -         fileFilter = self.tr("Carla State File (*.carxs)")
 -         filename, _ = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)
 - 
 -         # FIXME use ok value, test if it works as expected
 -         if not filename:
 -             return
 - 
 -         if not filename.lower().endswith(".carxs"):
 -             filename += ".carxs"
 - 
 -         self.fCurrentStateFilename = filename
 -         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)
 - 
 -     @pyqtSlot()
 -     def slot_stateLoad(self):
 -         if self.fPluginInfo['type'] == PLUGIN_LV2:
 -             presetList = []
 - 
 -             for i in range(self.host.get_program_count(self.fPluginId)):
 -                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))
 - 
 -             ret = QInputDialog.getItem(self,
 -                                        self.tr("Open LV2 Preset"),
 -                                        self.tr("Select an LV2 Preset:"),
 -                                        presetList, 0, False)
 - 
 -             if ret[1]:
 -                 index = int(ret[0].split(" - ", 1)[0])-1
 -                 self.host.set_program(self.fPluginId, index)
 -                 self.setMidiProgram(-1)
 - 
 -             return
 - 
 -         fileFilter = self.tr("Carla State File (*.carxs)")
 -         filename, _ = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)
 - 
 -         # FIXME use ok value, test if it works as expected
 -         if not filename:
 -             return
 - 
 -         self.fCurrentStateFilename = filename
 -         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot(bool)
 -     def slot_optionChanged(self, clicked):
 -         sender = self.sender()
 - 
 -         if sender == self.ui.ch_use_chunks:
 -             option = PLUGIN_OPTION_USE_CHUNKS
 -         elif sender == self.ui.ch_fixed_buffer:
 -             option = PLUGIN_OPTION_FIXED_BUFFERS
 -         elif sender == self.ui.ch_force_stereo:
 -             option = PLUGIN_OPTION_FORCE_STEREO
 -         elif sender == self.ui.ch_map_program_changes:
 -             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES
 -         elif sender == self.ui.ch_send_notes:
 -             option = PLUGIN_OPTION_SKIP_SENDING_NOTES
 -             clicked = not clicked
 -         elif sender == self.ui.ch_send_program_changes:
 -             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES
 -         elif sender == self.ui.ch_send_control_changes:
 -             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES
 -         elif sender == self.ui.ch_send_channel_pressure:
 -             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE
 -         elif sender == self.ui.ch_send_note_aftertouch:
 -             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH
 -         elif sender == self.ui.ch_send_pitchbend:
 -             option = PLUGIN_OPTION_SEND_PITCHBEND
 -         elif sender == self.ui.ch_send_all_sound_off:
 -             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF
 -         else:
 -             return
 - 
 -         #--------------------------------------------------------------
 -         # handle map-program-changes and send-program-changes conflict
 - 
 -         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:
 -             self.ui.ch_send_program_changes.setEnabled(False)
 - 
 -             # disable send-program-changes if needed
 -             if self.ui.ch_send_program_changes.isChecked():
 -                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)
 - 
 -         #--------------------------------------------------------------
 -         # set option
 - 
 -         self.host.set_option(self.fPluginId, option, clicked)
 - 
 -         #--------------------------------------------------------------
 -         # handle map-program-changes and send-program-changes conflict
 - 
 -         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:
 -             self.ui.ch_send_program_changes.setEnabled(
 -                 self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)
 - 
 -             # restore send-program-changes if needed
 -             if self.ui.ch_send_program_changes.isChecked():
 -                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot(float)
 -     def slot_dryWetChanged(self, value):
 -         self.host.set_drywet(self.fPluginId, value)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)
 - 
 -     @pyqtSlot(float)
 -     def slot_volumeChanged(self, value):
 -         self.host.set_volume(self.fPluginId, value)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)
 - 
 -     @pyqtSlot(float)
 -     def slot_balanceLeftChanged(self, value):
 -         self.host.set_balance_left(self.fPluginId, value)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)
 - 
 -     @pyqtSlot(float)
 -     def slot_balanceRightChanged(self, value):
 -         self.host.set_balance_right(self.fPluginId, value)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)
 - 
 -     @pyqtSlot(float)
 -     def slot_panChanged(self, value):
 -         self.host.set_panning(self.fPluginId, value)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)
 - 
 -     @pyqtSlot(int)
 -     def slot_ctrlChannelChanged(self, value):
 -         self.fControlChannel = value-1
 -         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)
 - 
 -         self.ui.keyboard.allNotesOff()
 -         self._updateCtrlPrograms()
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot(int, float)
 -     def slot_parameterValueChanged(self, parameterId, value):
 -         self.host.set_parameter_value(self.fPluginId, parameterId, value)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)
 - 
 -     @pyqtSlot(int, int)
 -     def slot_parameterMappedControlChanged(self, parameterId, control):
 -         self.host.set_parameter_mapped_control_index(self.fPluginId, parameterId, control)
 - 
 -     @pyqtSlot(int, float, float)
 -     def slot_parameterMappedRangeChanged(self, parameterId, minimum, maximum):
 -         self.host.set_parameter_mapped_range(self.fPluginId, parameterId, minimum, maximum)
 - 
 -     @pyqtSlot(int, int)
 -     def slot_parameterMidiChannelChanged(self, parameterId, channel):
 -         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot(int)
 -     def slot_programIndexChanged(self, index):
 -         self.host.set_program(self.fPluginId, index)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogProgramChanged(self.fPluginId, index)
 - 
 -         self._updateParameterValues()
 - 
 -     @pyqtSlot(int)
 -     def slot_midiProgramIndexChanged(self, index):
 -         self.host.set_midi_program(self.fPluginId, index)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)
 - 
 -         self._updateParameterValues()
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot(int)
 -     def slot_noteOn(self, note):
 -         if self.fControlChannel >= 0:
 -             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogNotePressed(self.fPluginId, note)
 - 
 -     @pyqtSlot(int)
 -     def slot_noteOff(self, note):
 -         if self.fControlChannel >= 0:
 -             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)
 - 
 -         if self.fParent is not None:
 -             self.fParent.editDialogNoteReleased(self.fPluginId, note)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot()
 -     def slot_finished(self):
 -         if self.fParent is not None:
 -             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot()
 -     def slot_knobCustomMenu(self):
 -         sender   = self.sender()
 -         knobName = sender.objectName()
 - 
 -         if knobName == "dial_drywet":
 -             minimum = 0.0
 -             maximum = 1.0
 -             default = 1.0
 -             label   = "Dry/Wet"
 -         elif knobName == "dial_vol":
 -             minimum = 0.0
 -             maximum = 1.27
 -             default = 1.0
 -             label   = "Volume"
 -         elif knobName == "dial_b_left":
 -             minimum = -1.0
 -             maximum = 1.0
 -             default = -1.0
 -             label   = "Balance-Left"
 -         elif knobName == "dial_b_right":
 -             minimum = -1.0
 -             maximum = 1.0
 -             default = 1.0
 -             label   = "Balance-Right"
 -         elif knobName == "dial_pan":
 -             minimum = -1.0
 -             maximum = 1.0
 -             default = 0.0
 -             label   = "Panning"
 -         else:
 -             minimum = 0.0
 -             maximum = 1.0
 -             default = 0.5
 -             label   = "Unknown"
 - 
 -         menu = QMenu(self)
 -         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))
 -         menu.addSeparator()
 -         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))
 -         actCenter  = menu.addAction(self.tr("Set to Center"))
 -         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))
 -         menu.addSeparator()
 -         actSet = menu.addAction(self.tr("Set value..."))
 - 
 -         if label not in ("Balance-Left", "Balance-Right", "Panning"):
 -             menu.removeAction(actCenter)
 - 
 -         actSelected = menu.exec_(QCursor.pos())
 - 
 -         if actSelected == actSet:
 -             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)
 -             value, ok = QInputDialog.getInt(self,
 -                                             self.tr("Set value"),
 -                                             label,
 -                                             round(current*100.0),
 -                                             round(minimum*100.0),
 -                                             round(maximum*100.0),
 -                                             1)
 -             if ok:
 -                 value = float(value)/100.0
 - 
 -             if not ok:
 -                 return
 - 
 -         elif actSelected == actMinimum:
 -             value = minimum
 -         elif actSelected == actMaximum:
 -             value = maximum
 -         elif actSelected == actReset:
 -             value = default
 -         elif actSelected == actCenter:
 -             value = 0.0
 -         else:
 -             return
 - 
 -         sender.setValue(value, True)
 - 
 -     #------------------------------------------------------------------
 - 
 -     @pyqtSlot()
 -     def slot_channelCustomMenu(self):
 -         menu = QMenu(self)
 - 
 -         actNone = menu.addAction(self.tr("None"))
 - 
 -         if self.fControlChannel+1 == 0:
 -             actNone.setCheckable(True)
 -             actNone.setChecked(True)
 - 
 -         for i in range(1, 16+1):
 -             action = menu.addAction("%i" % i)
 - 
 -             if self.fControlChannel+1 == i:
 -                 action.setCheckable(True)
 -                 action.setChecked(True)
 - 
 -         actSel = menu.exec_(QCursor.pos())
 - 
 -         if not actSel:
 -             pass
 -         elif actSel == actNone:
 -             self.ui.sb_ctrl_channel.setValue(0)
 -         elif actSel:
 -             selChannel = int(actSel.text())
 -             self.ui.sb_ctrl_channel.setValue(selChannel)
 - 
 -     #------------------------------------------------------------------
 - 
 -     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):
 -         groupWidgets = {}
 - 
 -         for paramList, width in paramListFull:
 -             if not paramList:
 -                 break
 - 
 -             tabIndex = self.ui.tabWidget.count()
 - 
 -             scrollArea = QScrollArea(self.ui.tabWidget)
 -             scrollArea.setWidgetResizable(True)
 -             scrollArea.setFrameStyle(0)
 - 
 -             palette1 = scrollArea.palette()
 -             palette1.setColor(QPalette.Background, Qt.transparent)
 -             scrollArea.setPalette(palette1)
 - 
 -             palette2 = scrollArea.palette()
 -             palette2.setColor(QPalette.Background, palette2.color(QPalette.Button))
 - 
 -             scrollAreaWidget = QWidget(scrollArea)
 -             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)
 -             scrollAreaLayout.setSpacing(3)
 - 
 -             for paramInfo in paramList:
 -                 groupName = paramInfo['groupName']
 -                 if groupName:
 -                     groupSymbol, groupName = groupName.split(":",1)
 -                     groupLayout, groupWidget = groupWidgets.get(groupSymbol, (None, None))
 -                     if groupLayout is None:
 -                         groupWidget = CollapsibleBox(groupName, scrollAreaWidget)
 -                         groupLayout = groupWidget.getContentLayout()
 -                         groupWidget.setPalette(palette2)
 -                         scrollAreaLayout.addWidget(groupWidget)
 -                         groupWidgets[groupSymbol] = (groupLayout, groupWidget)
 -                 else:
 -                     groupLayout = scrollAreaLayout
 -                     groupWidget = scrollAreaWidget
 - 
 -                 paramWidget = PluginParameter(groupWidget, self.host, paramInfo, self.fPluginId, tabIndex)
 -                 paramWidget.setLabelWidth(width)
 -                 groupLayout.addWidget(paramWidget)
 - 
 -                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))
 - 
 -                 if paramType == PARAMETER_INPUT:
 -                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)
 - 
 -                 paramWidget.mappedControlChanged.connect(self.slot_parameterMappedControlChanged)
 -                 paramWidget.mappedRangeChanged.connect(self.slot_parameterMappedRangeChanged)
 -                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)
 - 
 -             scrollAreaLayout.addStretch()
 - 
 -             scrollArea.setWidget(scrollAreaWidget)
 - 
 -             self.ui.tabWidget.addTab(scrollArea, tabPageName)
 - 
 -             if paramType == PARAMETER_INPUT:
 -                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)
 - 
 -             self.fTabIconTimers.append(ICON_STATE_NULL)
 - 
 -     def _updateCtrlPrograms(self):
 -         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)
 - 
 -         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH:
 -             return
 -         if self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):
 -             return
 - 
 -         if self.fControlChannel < 0:
 -             self.ui.cb_programs.setEnabled(False)
 -             self.ui.cb_midi_programs.setEnabled(False)
 -             return
 - 
 -         self.ui.cb_programs.setEnabled(True)
 -         self.ui.cb_midi_programs.setEnabled(True)
 - 
 -         pIndex = self.host.get_current_program_index(self.fPluginId)
 - 
 -         if self.ui.cb_programs.currentIndex() != pIndex:
 -             self.setProgram(pIndex)
 - 
 -         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)
 - 
 -         if self.ui.cb_midi_programs.currentIndex() != mpIndex:
 -             self.setMidiProgram(mpIndex)
 - 
 -     def _updateParameterValues(self):
 -         for _, paramId, paramWidget in self.fParameterList:
 -             paramWidget.blockSignals(True)
 -             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))
 -             paramWidget.blockSignals(False)
 - 
 -     #------------------------------------------------------------------
 - 
 -     def testTimer(self):
 -         self.fIdleTimerId = self.startTimer(50)
 - 
 -         self.SIGTERM.connect(self.testTimerClose)
 -         gCarla.gui = self
 -         setUpSignals()
 - 
 -     def testTimerClose(self):
 -         self.close()
 -         _app.quit()
 - 
 -     #------------------------------------------------------------------
 - 
 -     def closeEvent(self, event):
 -         if self.fIdleTimerId != 0:
 -             self.killTimer(self.fIdleTimerId)
 -             self.fIdleTimerId = 0
 - 
 -             self.host.engine_close()
 - 
 -         QDialog.closeEvent(self, event)
 - 
 -     def timerEvent(self, event):
 -         if event.timerId() == self.fIdleTimerId:
 -             self.host.engine_idle()
 -             self.idleSlow()
 - 
 -         QDialog.timerEvent(self, event)
 - 
 - # ------------------------------------------------------------------------------------------------------------
 - # Main
 - 
 - if __name__ == '__main__':
 -     from carla_app import CarlaApplication
 -     from carla_host import initHost as _initHost, loadHostSettings as _loadHostSettings
 - 
 -     _app  = CarlaApplication()
 -     _host = _initHost("Widgets", None, False, False, False)
 -     _loadHostSettings(_host)
 - 
 -     _host.engine_init("JACK", "Carla-Widgets")
 -     _host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)
 -     _host.set_active(0, True)
 - 
 -     gui1 = CarlaAboutW(None, _host)
 -     gui1.show()
 - 
 -     gui2 = PluginEdit(None, _host, 0)
 -     gui2.testTimer()
 -     gui2.show()
 - 
 -     _app.exit_exec()
 
 
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