falkTX
/
Carla
mirror of https://github.com/falkTX/Carla
1
0
Fork 0
Code Releases 42 Activity
Audio plugin host https://kx.studio/carla
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
5472 Commits
16 Branches
322MB
Tree: bb9c278f49
Branches Tags
${ item.name }
Create branch ${ searchTerm }
from 'bb9c278f49'
${ noResults }
Carla/source/frontend/carla_widgets.py

1776 lines
71KB
Raw Blame History 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  160.                                    "</table>"

  161.                                   )

  162. 

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

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

  165. 

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

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

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

  169.                                       "Implemented Feature/Extensions:"

  170.                                       "<ul>"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  200.                                       "</ul>"))

  201. 

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

  203. 

  204.         if usingJuce and (MACOS or WINDOWS):

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

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

  207.         else:

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

  209.             self.ui.line_vst2.hide()

  210.             self.ui.l_vst3.hide()

  211.             self.ui.lid_vst3.hide()

  212. 

  213.         if MACOS:

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

  215.         else:

  216.             self.ui.line_vst3.hide()

  217.             self.ui.l_au.hide()

  218.             self.ui.lid_au.hide()

  219. 

  220.         # 3rd tab is usually longer than the 1st

  221.         # adjust appropriately

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

  223.         self.adjustSize()

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

  225. 

  226.         self.setFixedSize(self.size())

  227. 

  228.         flags  = self.windowFlags()

  229.         flags &= ~Qt.WindowContextHelpButtonHint

  230. 

  231.         if WINDOWS:

  232.             flags |= Qt.MSWindowsFixedSizeDialogHint

  233. 

  234.         self.setWindowFlags(flags)

  235. 

  236. # ------------------------------------------------------------------------------------------------------------

  237. # JUCE About dialog

  238. 

  239. class JuceAboutW(QDialog):

  240.     def __init__(self, parent):

  241.         QDialog.__init__(self, parent)

  242.         self.ui = ui_carla_about_juce.Ui_JuceAboutW()

  243.         self.ui.setupUi(self)

  244. 

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

  246. 

  247.         self.adjustSize()

  248.         self.setFixedSize(self.size())

  249. 

  250.         flags  = self.windowFlags()

  251.         flags &= ~Qt.WindowContextHelpButtonHint

  252. 

  253.         if WINDOWS:

  254.             flags |= Qt.MSWindowsFixedSizeDialogHint

  255. 

  256.         self.setWindowFlags(flags)

  257. 

  258. # ------------------------------------------------------------------------------------------------------------

  259. # Plugin Parameter

  260. 

  261. class PluginParameter(QWidget):

  262.     mappedControlChanged = pyqtSignal(int, int)

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

  264.     midiChannelChanged   = pyqtSignal(int, int)

  265.     valueChanged         = pyqtSignal(int, float)

  266. 

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

  268.         QWidget.__init__(self, parent)

  269.         self.host = host

  270.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  271.         self.ui.setupUi(self)

  272. 

  273.         # -------------------------------------------------------------

  274.         # Internal stuff

  275. 

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

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

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

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

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

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

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

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

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

  285.         self.fPluginId      = pluginId

  286.         self.fTabIndex      = tabIndex

  287. 

  288.         # -------------------------------------------------------------

  289.         # Set-up GUI

  290. 

  291.         pType  = pInfo['type']

  292.         pHints = pInfo['hints']

  293. 

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

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

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

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

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

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

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

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

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

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

  304. 

  305.         if pInfo['comment']:

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

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

  308. 

  309.         if pType == PARAMETER_INPUT:

  310.             if not pHints & PARAMETER_IS_ENABLED:

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

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

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

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

  315. 

  316.             elif not pHints & PARAMETER_IS_AUTOMABLE:

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

  318. 

  319.             if pHints & PARAMETER_IS_READ_ONLY:

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

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

  322. 

  323.         elif pType == PARAMETER_OUTPUT:

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

  325. 

  326.         else:

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

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

  329. 

  330.         # Only set value after all hints are handled

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

  332. 

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

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

  335. 

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

  337.         self.ui.widget.updateAll()

  338. 

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

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

  341. 

  342.         # -------------------------------------------------------------

  343.         # Set-up connections

  344. 

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

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

  347. 

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

  349. 

  350.     def getPluginId(self):

  351.         return self.fPluginId

  352. 

  353.     def getTabIndex(self):

  354.         return self.fTabIndex

  355. 

  356.     def setPluginId(self, pluginId):

  357.         self.fPluginId = pluginId

  358. 

  359.     def setDefault(self, value):

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

  361. 

  362.     def setValue(self, value):

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

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

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

  366. 

  367.     def setMappedControlIndex(self, control):

  368.         self.fMappedCtrl = control

  369. 

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

  371.         self.fMappedMinimum = minimum

  372.         self.fMappedMaximum = maximum

  373. 

  374.     def setMidiChannel(self, channel):

  375.         self.fMidiChannel = channel

  376. 

  377.     def setLabelWidth(self, width):

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

  379. 

  380.     @pyqtSlot()

  381.     def slot_optionsCustomMenu(self):

  382.         menu = QMenu(self)

  383. 

  384.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

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

  386.         elif self.fMappedCtrl == CONTROL_VALUE_CV:

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

  388.         else:

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

  390. 

  391.         if self.fMappedCtrl != CONTROL_VALUE_NONE:

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

  393. 

  394.         actTitle = menu.addAction(title)

  395.         actTitle.setEnabled(False)

  396. 

  397.         menu.addSeparator()

  398. 

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

  400. 

  401.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

  402.             actUnmap.setCheckable(True)

  403.             actUnmap.setChecked(True)

  404. 

  405.         if self.fCanBeInCV:

  406.             menu.addSection("CV")

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

  408.             if self.fMappedCtrl == CONTROL_VALUE_CV:

  409.                 actCV.setCheckable(True)

  410.                 actCV.setChecked(True)

  411.         else:

  412.             actCV = None

  413. 

  414.         menu.addSection("MIDI")

  415. 

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

  417. 

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

  419.             action = menuMIDI.menuAction()

  420.             action.setCheckable(True)

  421.             action.setChecked(True)

  422. 

  423.         inlist = False

  424.         actCCs = []

  425.         for cc in MIDI_CC_LIST:

  426.             action = menuMIDI.addAction(cc)

  427.             actCCs.append(action)

  428. 

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

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

  431. 

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

  433.                     inlist = True

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

  435.                     action.setCheckable(True)

  436.                     action.setChecked(True)

  437.                     actCCs.append(action)

  438. 

  439.                 elif ccx == self.fMappedCtrl:

  440.                     inlist = True

  441.                     action.setCheckable(True)

  442.                     action.setChecked(True)

  443. 

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

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

  446.             action.setCheckable(True)

  447.             action.setChecked(True)

  448.             actCCs.append(action)

  449. 

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

  451. 

  452.         # TODO

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

  454. 

  455.         #if self.fMappedCtrl == CONTROL_VALUE_MIDI_PITCHBEND:

  456.             #actPitchbend.setCheckable(True)

  457.             #actPitchbend.setChecked(True)

  458. 

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

  460. 

  461.         actChannels = []

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

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

  464.             actChannels.append(action)

  465. 

  466.             if self.fMidiChannel == i:

  467.                 action.setCheckable(True)

  468.                 action.setChecked(True)

  469. 

  470.         if self.fMappedCtrl != CONTROL_VALUE_NONE:

  471.             if self.fMappedCtrl == CONTROL_VALUE_CV:

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

  473.             else:

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

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

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

  477.         else:

  478.             actRangeMinimum = actRangeMaximum = None

  479. 

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

  481. 

  482.         if not actSel:

  483.             return

  484. 

  485.         if actSel in actChannels:

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

  487.             self.fMidiChannel = channel

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

  489.             return

  490. 

  491.         if actSel == actRangeMinimum:

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

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

  494.                                                "Custom minimum value to use:",

  495.                                                self.fMappedMinimum,

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

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

  498.                                                self.fDecimalPoints)

  499.             if not ok:

  500.                 return

  501. 

  502.             self.fMappedMinimum = value

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

  504.             return

  505. 

  506.         if actSel == actRangeMaximum:

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

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

  509.                                                "Custom maximum value to use:",

  510.                                                self.fMappedMaximum,

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

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

  513.                                                self.fDecimalPoints)

  514.             if not ok:

  515.                 return

  516. 

  517.             self.fMappedMaximum = value

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

  519.             return

  520. 

  521.         if actSel == actUnmap:

  522.             ctrl = CONTROL_VALUE_NONE

  523.         elif actSel == actCV:

  524.             ctrl = CONTROL_VALUE_CV

  525.         elif actSel in actCCs:

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

  527.         elif actSel == actCustomCC:

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

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

  530.                                            "Custom MIDI CC to use:",

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

  532.                                            0x01, 0x77, 1)

  533.             if not ok:

  534.                 return

  535.         #elif actSel in actPitchbend:

  536.             #ctrl = CONTROL_VALUE_MIDI_PITCHBEND

  537.         else:

  538.             return

  539. 

  540.         self.fMappedCtrl = ctrl

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

  542. 

  543.     @pyqtSlot(bool)

  544.     def slot_parameterDragStateChanged(self, touch):

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

  546. 

  547.     def _textCallBack(self):

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

  549. 

  550.     def _valueCallBack(self, value):

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

  552. 

  553. # ------------------------------------------------------------------------------------------------------------

  554. # Plugin Editor Parent (Meta class)

  555. 

  556. class PluginEditParentMeta():

  557. #class PluginEditParentMeta(metaclass=ABCMeta):

  558.     @abstractmethod

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

  560.         raise NotImplementedError

  561. 

  562.     @abstractmethod

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

  564.         raise NotImplementedError

  565. 

  566.     @abstractmethod

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

  568.         raise NotImplementedError

  569. 

  570.     @abstractmethod

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

  572.         raise NotImplementedError

  573. 

  574.     @abstractmethod

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

  576.         raise NotImplementedError

  577. 

  578.     @abstractmethod

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

  580.         raise NotImplementedError

  581. 

  582.     @abstractmethod

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

  584.         raise NotImplementedError

  585. 

  586.     @abstractmethod

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

  588.         raise NotImplementedError

  589. 

  590. # ------------------------------------------------------------------------------------------------------------

  591. # Plugin Editor (Built-in)

  592. 

  593. class PluginEdit(QDialog):

  594.     # signals

  595.     SIGTERM = pyqtSignal()

  596.     SIGUSR1 = pyqtSignal()

  597. 

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

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

  600.         self.host = host

  601.         self.ui = ui_carla_edit.Ui_PluginEdit()

  602.         self.ui.setupUi(self)

  603. 

  604.         # -------------------------------------------------------------

  605.         # Internal stuff

  606. 

  607.         self.fGeometry   = QByteArray()

  608.         self.fParent     = parent

  609.         self.fPluginId   = pluginId

  610.         self.fPluginInfo = None

  611. 

  612.         self.fCurrentStateFilename = None

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

  614.         self.fFirstInit      = True

  615. 

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

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

  618. 

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

  620. 

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

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

  623.         self.fTabIconTimers = []

  624. 

  625.         # used during testing

  626.         self.fIdleTimerId = 0

  627. 

  628.         # -------------------------------------------------------------

  629.         # Set-up GUI

  630. 

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

  632.         labelPluginFont.setPixelSize(15)

  633.         labelPluginFont.setWeight(75)

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

  635. 

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

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

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

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

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

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

  642. 

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

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

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

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

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

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

  649. 

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

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

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

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

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

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

  656. 

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

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

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

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

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

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

  663. 

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

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

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

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

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

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

  670. 

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

  672. 

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

  674.         self.ui.keyboard   = self.ui.scrollArea.keyboard

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

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

  677. 

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

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

  680. 

  681.         # todo

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

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

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

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

  686. 

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

  688. 

  689.         self.reloadAll()

  690. 

  691.         self.fFirstInit = False

  692. 

  693.         # -------------------------------------------------------------

  694.         # Set-up connections

  695. 

  696.         self.finished.connect(self.slot_finished)

  697. 

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

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

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

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

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

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

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

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

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

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

  708. 

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

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

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

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

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

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

  715. 

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

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

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

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

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

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

  722. 

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

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

  725. 

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

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

  728. 

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

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

  731. 

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

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

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

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

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

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

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

  739. 

  740.     #------------------------------------------------------------------

  741. 

  742.     @pyqtSlot(int, int, int, int)

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

  744.         if self.fPluginId != pluginId:

  745.             return

  746. 

  747.         if self.fControlChannel == channel:

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

  749. 

  750.         playItem = (channel, note)

  751. 

  752.         if playItem not in self.fPlayingNotes:

  753.             self.fPlayingNotes.append(playItem)

  754. 

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

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

  757. 

  758.     @pyqtSlot(int, int, int)

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

  760.         if self.fPluginId != pluginId:

  761.             return

  762. 

  763.         if self.fControlChannel == channel:

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

  765. 

  766.         playItem = (channel, note)

  767. 

  768.         if playItem in self.fPlayingNotes:

  769.             self.fPlayingNotes.remove(playItem)

  770. 

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

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

  773. 

  774.     @pyqtSlot(int)

  775.     def slot_handleUpdateCallback(self, pluginId):

  776.         if self.fPluginId == pluginId:

  777.             self.updateInfo()

  778. 

  779.     @pyqtSlot(int)

  780.     def slot_handleReloadInfoCallback(self, pluginId):

  781.         if self.fPluginId == pluginId:

  782.             self.reloadInfo()

  783. 

  784.     @pyqtSlot(int)

  785.     def slot_handleReloadParametersCallback(self, pluginId):

  786.         if self.fPluginId == pluginId:

  787.             self.reloadParameters()

  788. 

  789.     @pyqtSlot(int)

  790.     def slot_handleReloadProgramsCallback(self, pluginId):

  791.         if self.fPluginId == pluginId:

  792.             self.reloadPrograms()

  793. 

  794.     @pyqtSlot(int)

  795.     def slot_handleReloadAllCallback(self, pluginId):

  796.         if self.fPluginId == pluginId:

  797.             self.reloadAll()

  798. 

  799.     #------------------------------------------------------------------

  800. 

  801.     def updateInfo(self):

  802.         # Update current program text

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

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

  805.             if pIndex >= 0:

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

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

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

  809. 

  810.         # Update current midi program text

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

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

  813.             if mpIndex >= 0:

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

  815.                 mpBank  = mpData['bank']

  816.                 mpProg  = mpData['program']

  817.                 mpName  = mpData['name']

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

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

  820. 

  821.         # Update all parameter values

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

  823.             paramWidget.blockSignals(True)

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

  825.             paramWidget.blockSignals(False)

  826. 

  827.         # and the internal ones too

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

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

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

  831. 

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

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

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

  835. 

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

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

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

  839. 

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

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

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

  843. 

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

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

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

  847. 

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

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

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

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

  852.         self.ui.keyboard.allNotesOff()

  853.         self._updateCtrlPrograms()

  854. 

  855.         self.fParametersToUpdate = []

  856. 

  857.     #------------------------------------------------------------------

  858. 

  859.     def reloadAll(self):

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

  861. 

  862.         self.reloadInfo()

  863.         self.reloadParameters()

  864.         self.reloadPrograms()

  865. 

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

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

  868. 

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

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

  871. 

  872.     #------------------------------------------------------------------

  873. 

  874.     def reloadInfo(self):

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

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

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

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

  879. 

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

  881. 

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

  883. 

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

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

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

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

  888. 

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

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

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

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

  893. 

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

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

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

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

  898. 

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

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

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

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

  903. 

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

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

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

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

  908. 

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

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

  911. 

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

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

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

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

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

  917. 

  918.         self.ui.ch_use_chunks.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_USE_CHUNKS)

  919.         self.ui.ch_use_chunks.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_USE_CHUNKS)

  920.         self.ui.ch_fixed_buffer.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_FIXED_BUFFERS)

  921.         self.ui.ch_fixed_buffer.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_FIXED_BUFFERS)

  922.         self.ui.ch_force_stereo.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_FORCE_STEREO)

  923.         self.ui.ch_force_stereo.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_FORCE_STEREO)

  924.         self.ui.ch_map_program_changes.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_MAP_PROGRAM_CHANGES)

  925.         self.ui.ch_map_program_changes.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_MAP_PROGRAM_CHANGES)

  926.         self.ui.ch_send_control_changes.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_CONTROL_CHANGES)

  927.         self.ui.ch_send_control_changes.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_SEND_CONTROL_CHANGES)

  928.         self.ui.ch_send_channel_pressure.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE)

  929.         self.ui.ch_send_channel_pressure.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE)

  930.         self.ui.ch_send_note_aftertouch.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH)

  931.         self.ui.ch_send_note_aftertouch.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH)

  932.         self.ui.ch_send_pitchbend.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PITCHBEND)

  933.         self.ui.ch_send_pitchbend.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_SEND_PITCHBEND)

  934.         self.ui.ch_send_all_sound_off.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)

  935.         self.ui.ch_send_all_sound_off.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_SEND_ALL_SOUND_OFF)

  936. 

  937.         canSendPrograms = bool((self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES) != 0 and

  938.                                (self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) == 0)

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

  940.         self.ui.ch_send_program_changes.setChecked(self.fPluginInfo['optionsEnabled'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  941. 

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

  943. 

  944.         # Show/hide keyboard

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

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

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

  948. 

  949.         # Force-update parent for new hints

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

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

  952. 

  953.     def reloadParameters(self):

  954.         # Reset

  955.         self.fParameterList      = []

  956.         self.fParametersToUpdate = []

  957.         self.fTabIconTimers      = []

  958. 

  959.         # Remove all previous parameters

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

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

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

  963. 

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

  965. 

  966.         # -----------------------------------------------------------------

  967. 

  968.         if parameterCount <= 0:

  969.             return

  970. 

  971.         # -----------------------------------------------------------------

  972. 

  973.         paramInputList   = []

  974.         paramOutputList  = []

  975.         paramInputWidth  = 0

  976.         paramOutputWidth = 0

  977. 

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

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

  980. 

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

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

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

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

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

  986. 

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

  988.                 continue

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

  990.                 continue

  991. 

  992.             parameter = {

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

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

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

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

  997.                 'scalePoints': [],

  998. 

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

  1000.                 'default': paramRanges['def'],

  1001.                 'minimum': paramRanges['min'],

  1002.                 'maximum': paramRanges['max'],

  1003.                 'step':    paramRanges['step'],

  1004.                 'stepSmall': paramRanges['stepSmall'],

  1005.                 'stepLarge': paramRanges['stepLarge'],

  1006.                 'mappedControlIndex': paramData['mappedControlIndex'],

  1007.                 'mappedMinimum': paramData['mappedMinimum'],

  1008.                 'mappedMaximum': paramData['mappedMaximum'],

  1009.                 'midiChannel': paramData['midiChannel']+1,

  1010. 

  1011.                 'comment':   paramInfo['comment'],

  1012.                 'groupName': paramInfo['groupName'],

  1013. 

  1014.                 'current': paramValue

  1015.             }

  1016. 

  1017.             for j in range(paramInfo['scalePointCount']):

  1018.                 scalePointInfo = self.host.get_parameter_scalepoint_info(self.fPluginId, i, j)

  1019. 

  1020.                 parameter['scalePoints'].append({

  1021.                     'value': scalePointInfo['value'],

  1022.                     'label': scalePointInfo['label']

  1023.                 })

  1024. 

  1025.             #parameter['name'] = parameter['name'][:30] + (parameter['name'][30:] and "...")

  1026. 

  1027.             # -----------------------------------------------------------------

  1028.             # Get width values, in packs of 20

  1029. 

  1030.             if parameter['type'] == PARAMETER_INPUT:

  1031.                 paramInputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1032. 

  1033.                 if paramInputWidthTMP > paramInputWidth:

  1034.                     paramInputWidth = paramInputWidthTMP

  1035. 

  1036.                 paramInputList.append(parameter)

  1037. 

  1038.             else:

  1039.                 paramOutputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1040. 

  1041.                 if paramOutputWidthTMP > paramOutputWidth:

  1042.                     paramOutputWidth = paramOutputWidthTMP

  1043. 

  1044.                 paramOutputList.append(parameter)

  1045. 

  1046.         paramInputListFull.append((paramInputList, paramInputWidth))

  1047.         paramOutputListFull.append((paramOutputList, paramOutputWidth))

  1048. 

  1049.         # Create parameter tabs + widgets

  1050.         self._createParameterWidgets(PARAMETER_INPUT,  paramInputListFull,  self.tr("Parameters"))

  1051.         self._createParameterWidgets(PARAMETER_OUTPUT, paramOutputListFull, self.tr("Outputs"))

  1052. 

  1053.     def reloadPrograms(self):

  1054.         # Programs

  1055.         self.ui.cb_programs.blockSignals(True)

  1056.         self.ui.cb_programs.clear()

  1057. 

  1058.         programCount = self.host.get_program_count(self.fPluginId)

  1059. 

  1060.         if programCount > 0:

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

  1062.             self.ui.label_programs.setEnabled(True)

  1063. 

  1064.             for i in range(programCount):

  1065.                 pName = self.host.get_program_name(self.fPluginId, i)

  1066.                 #pName = pName[:40] + (pName[40:] and "...")

  1067.                 self.ui.cb_programs.addItem(pName)

  1068. 

  1069.             self.ui.cb_programs.setCurrentIndex(self.host.get_current_program_index(self.fPluginId))

  1070. 

  1071.         else:

  1072.             self.ui.cb_programs.setEnabled(False)

  1073.             self.ui.label_programs.setEnabled(False)

  1074. 

  1075.         self.ui.cb_programs.blockSignals(False)

  1076. 

  1077.         # MIDI Programs

  1078.         self.ui.cb_midi_programs.blockSignals(True)

  1079.         self.ui.cb_midi_programs.clear()

  1080. 

  1081.         midiProgramCount = self.host.get_midi_program_count(self.fPluginId)

  1082. 

  1083.         if midiProgramCount > 0:

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

  1085.             self.ui.label_midi_programs.setEnabled(True)

  1086. 

  1087.             for i in range(midiProgramCount):

  1088.                 mpData = self.host.get_midi_program_data(self.fPluginId, i)

  1089.                 mpBank = mpData['bank']

  1090.                 mpProg = mpData['program']

  1091.                 mpName = mpData['name']

  1092.                 #mpName = mpName[:40] + (mpName[40:] and "...")

  1093. 

  1094.                 self.ui.cb_midi_programs.addItem("%03i:%03i - %s" % (mpBank+1, mpProg+1, mpName))

  1095. 

  1096.             self.ui.cb_midi_programs.setCurrentIndex(self.host.get_current_midi_program_index(self.fPluginId))

  1097. 

  1098.         else:

  1099.             self.ui.cb_midi_programs.setEnabled(False)

  1100.             self.ui.label_midi_programs.setEnabled(False)

  1101. 

  1102.         self.ui.cb_midi_programs.blockSignals(False)

  1103. 

  1104.         self.ui.sw_programs.setEnabled(programCount > 0 or midiProgramCount > 0)

  1105. 

  1106.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1107.             self.ui.b_load_state.setEnabled(programCount > 0)

  1108. 

  1109.     #------------------------------------------------------------------

  1110. 

  1111.     def clearNotes(self):

  1112.         self.fPlayingNotes = []

  1113.         self.ui.keyboard.allNotesOff()

  1114. 

  1115.     def noteOn(self, channel, note, velocity):

  1116.         if self.fControlChannel == channel:

  1117.             self.ui.keyboard.sendNoteOn(note, False)

  1118. 

  1119.     def noteOff(self, channel, note):

  1120.         if self.fControlChannel == channel:

  1121.             self.ui.keyboard.sendNoteOff(note, False)

  1122. 

  1123.     #------------------------------------------------------------------

  1124. 

  1125.     def getHints(self):

  1126.         return self.fPluginInfo['hints']

  1127. 

  1128.     def setPluginId(self, idx):

  1129.         self.fPluginId = idx

  1130. 

  1131.     def setName(self, name):

  1132.         self.fPluginInfo['name'] = name

  1133.         self.ui.label_plugin.setText("\n%s\n" % name)

  1134.         self.setWindowTitle(name)

  1135. 

  1136.     #------------------------------------------------------------------

  1137. 

  1138.     def setParameterValue(self, parameterId, value):

  1139.         for paramItem in self.fParametersToUpdate:

  1140.             if paramItem[0] == parameterId:

  1141.                 paramItem[1] = value

  1142.                 break

  1143.         else:

  1144.             self.fParametersToUpdate.append([parameterId, value])

  1145. 

  1146.     def setParameterDefault(self, parameterId, value):

  1147.         for _, paramId, paramWidget in self.fParameterList:

  1148.             if paramId == parameterId:

  1149.                 paramWidget.setDefault(value)

  1150.                 break

  1151. 

  1152.     def setParameterMappedControlIndex(self, parameterId, control):

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

  1154.             if paramId == parameterId:

  1155.                 paramWidget.setMappedControlIndex(control)

  1156.                 break

  1157. 

  1158.     def setParameterMappedRange(self, parameterId, minimum, maximum):

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

  1160.             if paramId == parameterId:

  1161.                 paramWidget.setMappedRange(minimum, maximum)

  1162.                 break

  1163. 

  1164.     def setParameterMidiChannel(self, parameterId, channel):

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

  1166.             if paramId == parameterId:

  1167.                 paramWidget.setMidiChannel(channel+1)

  1168.                 break

  1169. 

  1170.     def setProgram(self, index):

  1171.         self.ui.cb_programs.blockSignals(True)

  1172.         self.ui.cb_programs.setCurrentIndex(index)

  1173.         self.ui.cb_programs.blockSignals(False)

  1174.         self._updateParameterValues()

  1175. 

  1176.     def setMidiProgram(self, index):

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

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

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

  1180.         self._updateParameterValues()

  1181. 

  1182.     def setOption(self, option, yesNo):

  1183.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1184.             widget = self.ui.ch_use_chunks

  1185.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1186.             widget = self.ui.ch_fixed_buffer

  1187.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1188.             widget = self.ui.ch_force_stereo

  1189.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1190.             widget = self.ui.ch_map_program_changes

  1191.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1192.             widget = self.ui.ch_send_program_changes

  1193.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1194.             widget = self.ui.ch_send_control_changes

  1195.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1196.             widget = self.ui.ch_send_channel_pressure

  1197.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1198.             widget = self.ui.ch_send_note_aftertouch

  1199.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1200.             widget = self.ui.ch_send_pitchbend

  1201.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1202.             widget = self.ui.ch_send_all_sound_off

  1203.         else:

  1204.             return

  1205. 

  1206.         widget.blockSignals(True)

  1207.         widget.setChecked(yesNo)

  1208.         widget.blockSignals(False)

  1209. 

  1210.     #------------------------------------------------------------------

  1211. 

  1212.     def setVisible(self, yesNo):

  1213.         if yesNo:

  1214.             if not self.fGeometry.isNull():

  1215.                 self.restoreGeometry(self.fGeometry)

  1216.         else:

  1217.             self.fGeometry = self.saveGeometry()

  1218. 

  1219.         QDialog.setVisible(self, yesNo)

  1220. 

  1221.     #------------------------------------------------------------------

  1222. 

  1223.     def idleSlow(self):

  1224.         # Check Tab icons

  1225.         for i in range(len(self.fTabIconTimers)):

  1226.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1227.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

  1228.             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:

  1229.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1230.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1231.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1232.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1233. 

  1234.         # Check parameters needing update

  1235.         for index, value in self.fParametersToUpdate:

  1236.             if index == PARAMETER_DRYWET:

  1237.                 self.ui.dial_drywet.blockSignals(True)

  1238.                 self.ui.dial_drywet.setValue(value)

  1239.                 self.ui.dial_drywet.blockSignals(False)

  1240. 

  1241.             elif index == PARAMETER_VOLUME:

  1242.                 self.ui.dial_vol.blockSignals(True)

  1243.                 self.ui.dial_vol.setValue(value)

  1244.                 self.ui.dial_vol.blockSignals(False)

  1245. 

  1246.             elif index == PARAMETER_BALANCE_LEFT:

  1247.                 self.ui.dial_b_left.blockSignals(True)

  1248.                 self.ui.dial_b_left.setValue(value)

  1249.                 self.ui.dial_b_left.blockSignals(False)

  1250. 

  1251.             elif index == PARAMETER_BALANCE_RIGHT:

  1252.                 self.ui.dial_b_right.blockSignals(True)

  1253.                 self.ui.dial_b_right.setValue(value)

  1254.                 self.ui.dial_b_right.blockSignals(False)

  1255. 

  1256.             elif index == PARAMETER_PANNING:

  1257.                 self.ui.dial_pan.blockSignals(True)

  1258.                 self.ui.dial_pan.setValue(value)

  1259.                 self.ui.dial_pan.blockSignals(False)

  1260. 

  1261.             elif index == PARAMETER_CTRL_CHANNEL:

  1262.                 self.fControlChannel = round(value)

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

  1264.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

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

  1266.                 self.ui.keyboard.allNotesOff()

  1267.                 self._updateCtrlPrograms()

  1268. 

  1269.             elif index >= 0:

  1270.                 for paramType, paramId, paramWidget in self.fParameterList:

  1271.                     if paramId != index:

  1272.                         continue

  1273.                     # FIXME see below

  1274.                     if paramType != PARAMETER_INPUT:

  1275.                         continue

  1276. 

  1277.                     paramWidget.blockSignals(True)

  1278.                     paramWidget.setValue(value)

  1279.                     paramWidget.blockSignals(False)

  1280. 

  1281.                     #if paramType == PARAMETER_INPUT:

  1282.                     tabIndex = paramWidget.getTabIndex()

  1283. 

  1284.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1285.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1286. 

  1287.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1288.                     break

  1289. 

  1290.         # Clear all parameters

  1291.         self.fParametersToUpdate = []

  1292. 

  1293.         # Update parameter outputs | FIXME needed?

  1294.         for paramType, paramId, paramWidget in self.fParameterList:

  1295.             if paramType != PARAMETER_OUTPUT:

  1296.                 continue

  1297. 

  1298.             paramWidget.blockSignals(True)

  1299.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1300.             paramWidget.blockSignals(False)

  1301. 

  1302.     #------------------------------------------------------------------

  1303. 

  1304.     @pyqtSlot()

  1305.     def slot_stateSave(self):

  1306.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1307.             # TODO

  1308.             return

  1309. 

  1310.         if self.fCurrentStateFilename:

  1311.             askTry = QMessageBox.question(self, self.tr("Overwrite?"), self.tr("Overwrite previously created file?"), QMessageBox.Ok|QMessageBox.Cancel)

  1312. 

  1313.             if askTry == QMessageBox.Ok:

  1314.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1315.                 return

  1316. 

  1317.             self.fCurrentStateFilename = None

  1318. 

  1319.         fileFilter = self.tr("Carla State File (*.carxs)")

  1320.         filename, _ = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1321. 

  1322.         # FIXME use ok value, test if it works as expected

  1323.         if not filename:

  1324.             return

  1325. 

  1326.         if not filename.lower().endswith(".carxs"):

  1327.             filename += ".carxs"

  1328. 

  1329.         self.fCurrentStateFilename = filename

  1330.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1331. 

  1332.     @pyqtSlot()

  1333.     def slot_stateLoad(self):

  1334.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1335.             presetList = []

  1336. 

  1337.             for i in range(self.host.get_program_count(self.fPluginId)):

  1338.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1339. 

  1340.             ret = QInputDialog.getItem(self, self.tr("Open LV2 Preset"), self.tr("Select an LV2 Preset:"), presetList, 0, False)

  1341. 

  1342.             if ret[1]:

  1343.                 index = int(ret[0].split(" - ", 1)[0])-1

  1344.                 self.host.set_program(self.fPluginId, index)

  1345.                 self.setMidiProgram(-1)

  1346. 

  1347.             return

  1348. 

  1349.         fileFilter = self.tr("Carla State File (*.carxs)")

  1350.         filename, _ = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1351. 

  1352.         # FIXME use ok value, test if it works as expected

  1353.         if not filename:

  1354.             return

  1355. 

  1356.         self.fCurrentStateFilename = filename

  1357.         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1358. 

  1359.     #------------------------------------------------------------------

  1360. 

  1361.     @pyqtSlot(bool)

  1362.     def slot_optionChanged(self, clicked):

  1363.         sender = self.sender()

  1364. 

  1365.         if sender == self.ui.ch_use_chunks:

  1366.             option = PLUGIN_OPTION_USE_CHUNKS

  1367.         elif sender == self.ui.ch_fixed_buffer:

  1368.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1369.         elif sender == self.ui.ch_force_stereo:

  1370.             option = PLUGIN_OPTION_FORCE_STEREO

  1371.         elif sender == self.ui.ch_map_program_changes:

  1372.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1373.         elif sender == self.ui.ch_send_program_changes:

  1374.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1375.         elif sender == self.ui.ch_send_control_changes:

  1376.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1377.         elif sender == self.ui.ch_send_channel_pressure:

  1378.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

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

  1380.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

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

  1382.             option = PLUGIN_OPTION_SEND_PITCHBEND

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

  1384.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1385.         else:

  1386.             return

  1387. 

  1388.         #--------------------------------------------------------------

  1389.         # handle map-program-changes and send-program-changes conflict

  1390. 

  1391.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1392.             self.ui.ch_send_program_changes.setEnabled(False)

  1393. 

  1394.             # disable send-program-changes if needed

  1395.             if self.ui.ch_send_program_changes.isChecked():

  1396.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1397. 

  1398.         #--------------------------------------------------------------

  1399.         # set option

  1400. 

  1401.         self.host.set_option(self.fPluginId, option, clicked)

  1402. 

  1403.         #--------------------------------------------------------------

  1404.         # handle map-program-changes and send-program-changes conflict

  1405. 

  1406.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1407.             self.ui.ch_send_program_changes.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1408. 

  1409.             # restore send-program-changes if needed

  1410.             if self.ui.ch_send_program_changes.isChecked():

  1411.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1412. 

  1413.     #------------------------------------------------------------------

  1414. 

  1415.     @pyqtSlot(float)

  1416.     def slot_dryWetChanged(self, value):

  1417.         self.host.set_drywet(self.fPluginId, value)

  1418. 

  1419.         if self.fParent is not None:

  1420.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1421. 

  1422.     @pyqtSlot(float)

  1423.     def slot_volumeChanged(self, value):

  1424.         self.host.set_volume(self.fPluginId, value)

  1425. 

  1426.         if self.fParent is not None:

  1427.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1428. 

  1429.     @pyqtSlot(float)

  1430.     def slot_balanceLeftChanged(self, value):

  1431.         self.host.set_balance_left(self.fPluginId, value)

  1432. 

  1433.         if self.fParent is not None:

  1434.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1435. 

  1436.     @pyqtSlot(float)

  1437.     def slot_balanceRightChanged(self, value):

  1438.         self.host.set_balance_right(self.fPluginId, value)

  1439. 

  1440.         if self.fParent is not None:

  1441.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1442. 

  1443.     @pyqtSlot(float)

  1444.     def slot_panChanged(self, value):

  1445.         self.host.set_panning(self.fPluginId, value)

  1446. 

  1447.         if self.fParent is not None:

  1448.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1449. 

  1450.     @pyqtSlot(int)

  1451.     def slot_ctrlChannelChanged(self, value):

  1452.         self.fControlChannel = value-1

  1453.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1454. 

  1455.         self.ui.keyboard.allNotesOff()

  1456.         self._updateCtrlPrograms()

  1457. 

  1458.     #------------------------------------------------------------------

  1459. 

  1460.     @pyqtSlot(int, float)

  1461.     def slot_parameterValueChanged(self, parameterId, value):

  1462.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1463. 

  1464.         if self.fParent is not None:

  1465.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1466. 

  1467.     @pyqtSlot(int, int)

  1468.     def slot_parameterMappedControlChanged(self, parameterId, control):

  1469.         self.host.set_parameter_mapped_control_index(self.fPluginId, parameterId, control)

  1470. 

  1471.     @pyqtSlot(int, float, float)

  1472.     def slot_parameterMappedRangeChanged(self, parameterId, minimum, maximum):

  1473.         self.host.set_parameter_mapped_range(self.fPluginId, parameterId, minimum, maximum)

  1474. 

  1475.     @pyqtSlot(int, int)

  1476.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1477.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1478. 

  1479.     #------------------------------------------------------------------

  1480. 

  1481.     @pyqtSlot(int)

  1482.     def slot_programIndexChanged(self, index):

  1483.         self.host.set_program(self.fPluginId, index)

  1484. 

  1485.         if self.fParent is not None:

  1486.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1487. 

  1488.         self._updateParameterValues()

  1489. 

  1490.     @pyqtSlot(int)

  1491.     def slot_midiProgramIndexChanged(self, index):

  1492.         self.host.set_midi_program(self.fPluginId, index)

  1493. 

  1494.         if self.fParent is not None:

  1495.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1496. 

  1497.         self._updateParameterValues()

  1498. 

  1499.     #------------------------------------------------------------------

  1500. 

  1501.     @pyqtSlot(int)

  1502.     def slot_noteOn(self, note):

  1503.         if self.fControlChannel >= 0:

  1504.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1505. 

  1506.         if self.fParent is not None:

  1507.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1508. 

  1509.     @pyqtSlot(int)

  1510.     def slot_noteOff(self, note):

  1511.         if self.fControlChannel >= 0:

  1512.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1513. 

  1514.         if self.fParent is not None:

  1515.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1516. 

  1517.     #------------------------------------------------------------------

  1518. 

  1519.     @pyqtSlot()

  1520.     def slot_finished(self):

  1521.         if self.fParent is not None:

  1522.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1523. 

  1524.     #------------------------------------------------------------------

  1525. 

  1526.     @pyqtSlot()

  1527.     def slot_knobCustomMenu(self):

  1528.         sender   = self.sender()

  1529.         knobName = sender.objectName()

  1530. 

  1531.         if knobName == "dial_drywet":

  1532.             minimum = 0.0

  1533.             maximum = 1.0

  1534.             default = 1.0

  1535.             label   = "Dry/Wet"

  1536.         elif knobName == "dial_vol":

  1537.             minimum = 0.0

  1538.             maximum = 1.27

  1539.             default = 1.0

  1540.             label   = "Volume"

  1541.         elif knobName == "dial_b_left":

  1542.             minimum = -1.0

  1543.             maximum = 1.0

  1544.             default = -1.0

  1545.             label   = "Balance-Left"

  1546.         elif knobName == "dial_b_right":

  1547.             minimum = -1.0

  1548.             maximum = 1.0

  1549.             default = 1.0

  1550.             label   = "Balance-Right"

  1551.         elif knobName == "dial_pan":

  1552.             minimum = -1.0

  1553.             maximum = 1.0

  1554.             default = 0.0

  1555.             label   = "Panning"

  1556.         else:

  1557.             minimum = 0.0

  1558.             maximum = 1.0

  1559.             default = 0.5

  1560.             label   = "Unknown"

  1561. 

  1562.         menu = QMenu(self)

  1563.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1564.         menu.addSeparator()

  1565.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1566.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1567.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1568.         menu.addSeparator()

  1569.         actSet = menu.addAction(self.tr("Set value..."))

  1570. 

  1571.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1572.             menu.removeAction(actCenter)

  1573. 

  1574.         actSelected = menu.exec_(QCursor.pos())

  1575. 

  1576.         if actSelected == actSet:

  1577.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1578.             value, ok = QInputDialog.getInt(self, self.tr("Set value"), label, round(current*100.0), round(minimum*100.0), round(maximum*100.0), 1)

  1579.             if ok:

  1580.                 value = float(value)/100.0

  1581. 

  1582.             if not ok:

  1583.                 return

  1584. 

  1585.         elif actSelected == actMinimum:

  1586.             value = minimum

  1587.         elif actSelected == actMaximum:

  1588.             value = maximum

  1589.         elif actSelected == actReset:

  1590.             value = default

  1591.         elif actSelected == actCenter:

  1592.             value = 0.0

  1593.         else:

  1594.             return

  1595. 

  1596.         sender.setValue(value, True)

  1597. 

  1598.     #------------------------------------------------------------------

  1599. 

  1600.     @pyqtSlot()

  1601.     def slot_channelCustomMenu(self):

  1602.         menu = QMenu(self)

  1603. 

  1604.         actNone = menu.addAction(self.tr("None"))

  1605. 

  1606.         if self.fControlChannel+1 == 0:

  1607.             actNone.setCheckable(True)

  1608.             actNone.setChecked(True)

  1609. 

  1610.         for i in range(1, 16+1):

  1611.             action = menu.addAction("%i" % i)

  1612. 

  1613.             if self.fControlChannel+1 == i:

  1614.                 action.setCheckable(True)

  1615.                 action.setChecked(True)

  1616. 

  1617.         actSel = menu.exec_(QCursor.pos())

  1618. 

  1619.         if not actSel:

  1620.             pass

  1621.         elif actSel == actNone:

  1622.             self.ui.sb_ctrl_channel.setValue(0)

  1623.         elif actSel:

  1624.             selChannel = int(actSel.text())

  1625.             self.ui.sb_ctrl_channel.setValue(selChannel)

  1626. 

  1627.     #------------------------------------------------------------------

  1628. 

  1629.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1630.         groupWidgets = {}

  1631. 

  1632.         for paramList, width in paramListFull:

  1633.             if not paramList:

  1634.                 break

  1635. 

  1636.             tabIndex = self.ui.tabWidget.count()

  1637. 

  1638.             scrollArea = QScrollArea(self.ui.tabWidget)

  1639.             scrollArea.setWidgetResizable(True)

  1640.             scrollArea.setFrameStyle(0)

  1641. 

  1642.             palette1 = scrollArea.palette()

  1643.             palette1.setColor(QPalette.Background, Qt.transparent)

  1644.             scrollArea.setPalette(palette1)

  1645. 

  1646.             palette2 = scrollArea.palette()

  1647.             palette2.setColor(QPalette.Background, palette2.color(QPalette.Button))

  1648. 

  1649.             scrollAreaWidget = QWidget(scrollArea)

  1650.             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)

  1651.             scrollAreaLayout.setSpacing(3)

  1652. 

  1653.             for paramInfo in paramList:

  1654.                 groupName = paramInfo['groupName']

  1655.                 if groupName:

  1656.                     groupSymbol, groupName = groupName.split(":",1)

  1657.                     groupLayout, groupWidget = groupWidgets.get(groupSymbol, (None, None))

  1658.                     if groupLayout is None:

  1659.                         groupWidget = CollapsibleBox(groupName, scrollAreaWidget)

  1660.                         groupLayout = groupWidget.getContentLayout()

  1661.                         groupWidget.setPalette(palette2)

  1662.                         scrollAreaLayout.addWidget(groupWidget)

  1663.                         groupWidgets[groupSymbol] = (groupLayout, groupWidget)

  1664.                 else:

  1665.                     groupLayout = scrollAreaLayout

  1666.                     groupWidget = scrollAreaWidget

  1667. 

  1668.                 paramWidget = PluginParameter(groupWidget, self.host, paramInfo, self.fPluginId, tabIndex)

  1669.                 paramWidget.setLabelWidth(width)

  1670.                 groupLayout.addWidget(paramWidget)

  1671. 

  1672.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1673. 

  1674.                 if paramType == PARAMETER_INPUT:

  1675.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1676. 

  1677.                 paramWidget.mappedControlChanged.connect(self.slot_parameterMappedControlChanged)

  1678.                 paramWidget.mappedRangeChanged.connect(self.slot_parameterMappedRangeChanged)

  1679.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1680. 

  1681.             scrollAreaLayout.addStretch()

  1682. 

  1683.             scrollArea.setWidget(scrollAreaWidget)

  1684. 

  1685.             self.ui.tabWidget.addTab(scrollArea, tabPageName)

  1686. 

  1687.             if paramType == PARAMETER_INPUT:

  1688.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1689. 

  1690.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1691. 

  1692.     def _updateCtrlPrograms(self):

  1693.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1694. 

  1695.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH or self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):

  1696.             return

  1697. 

  1698.         if self.fControlChannel < 0:

  1699.             self.ui.cb_programs.setEnabled(False)

  1700.             self.ui.cb_midi_programs.setEnabled(False)

  1701.             return

  1702. 

  1703.         self.ui.cb_programs.setEnabled(True)

  1704.         self.ui.cb_midi_programs.setEnabled(True)

  1705. 

  1706.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1707. 

  1708.         if self.ui.cb_programs.currentIndex() != pIndex:

  1709.             self.setProgram(pIndex)

  1710. 

  1711.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1712. 

  1713.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1714.             self.setMidiProgram(mpIndex)

  1715. 

  1716.     def _updateParameterValues(self):

  1717.         for _, paramId, paramWidget in self.fParameterList:

  1718.             paramWidget.blockSignals(True)

  1719.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1720.             paramWidget.blockSignals(False)

  1721. 

  1722.     #------------------------------------------------------------------

  1723. 

  1724.     def testTimer(self):

  1725.         self.fIdleTimerId = self.startTimer(50)

  1726. 

  1727.         self.SIGTERM.connect(self.testTimerClose)

  1728.         gCarla.gui = self

  1729.         setUpSignals()

  1730. 

  1731.     def testTimerClose(self):

  1732.         self.close()

  1733.         _app.quit()

  1734. 

  1735.     #------------------------------------------------------------------

  1736. 

  1737.     def closeEvent(self, event):

  1738.         if self.fIdleTimerId != 0:

  1739.             self.killTimer(self.fIdleTimerId)

  1740.             self.fIdleTimerId = 0

  1741. 

  1742.             self.host.engine_close()

  1743. 

  1744.         QDialog.closeEvent(self, event)

  1745. 

  1746.     def timerEvent(self, event):

  1747.         if event.timerId() == self.fIdleTimerId:

  1748.             self.host.engine_idle()

  1749.             self.idleSlow()

  1750. 

  1751.         QDialog.timerEvent(self, event)

  1752. 

  1753. # ------------------------------------------------------------------------------------------------------------

  1754. # Main

  1755. 

  1756. if __name__ == '__main__':

  1757.     from carla_app import CarlaApplication

  1758.     from carla_host import initHost as _initHost, loadHostSettings as _loadHostSettings

  1759. 

  1760.     _app  = CarlaApplication()

  1761.     _host = _initHost("Widgets", None, False, False, False)

  1762.     _loadHostSettings(_host)

  1763. 

  1764.     _host.engine_init("JACK", "Carla-Widgets")

  1765.     _host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1766.     _host.set_active(0, True)

  1767. 

  1768.     gui1 = CarlaAboutW(None, _host)

  1769.     gui1.show()

  1770. 

  1771.     gui2 = PluginEdit(None, _host, 0)

  1772.     gui2.testTimer()

  1773.     gui2.show()

  1774. 

  1775.     _app.exit_exec()