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.
5632 Commits
16 Branches
195MB
Tree: c3f05e4e96
Branches Tags
${ item.name }
Create branch ${ searchTerm }
from 'c3f05e4e96'
${ noResults }
Carla/source/frontend/carla_widgets.py

1851 lines
74KB
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_INDEX_NONE,

  77.     CONTROL_INDEX_MIDI_PITCHBEND,

  78.     CONTROL_INDEX_MIDI_LEARN,

  79.     CONTROL_INDEX_CV

  80. )

  81. 

  82. from carla_shared import (

  83.     MIDI_CC_LIST, MAX_MIDI_CC_LIST_ITEM,

  84.     VERSION,

  85.     countDecimalPoints,

  86.     fontMetricsHorizontalAdvance,

  87.     setUpSignals,

  88.     gCarla

  89. )

  90. 

  91. from carla_utils import getPluginTypeAsString

  92. #)

  93. 

  94. from widgets.collapsablewidget import CollapsibleBox

  95. from widgets.pixmapkeyboard import PixmapKeyboardHArea

  96. 

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

  98. # Carla GUI defines

  99. 

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

  101. ICON_STATE_WAIT = 2 # nothing, sets as off

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

  103. ICON_STATE_NULL = 0 # nothing

  104. 

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

  106. # Carla About dialog

  107. 

  108. class CarlaAboutW(QDialog):

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

  110.         QDialog.__init__(self, parent)

  111.         self.ui = ui_carla_about.Ui_CarlaAboutW()

  112.         self.ui.setupUi(self)

  113. 

  114.         if host.isControl:

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

  116.         elif host.isPlugin:

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

  118.         else:

  119.             extraInfo = ""

  120. 

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

  122.                                         "<br>Version %s"

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

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

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

  126. 

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

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

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

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

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

  132. 

  133.         if host.isControl:

  134.             self.ui.l_extended.hide()

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

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

  137. 

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

  139. 

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

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

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

  143.         else:

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

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

  146. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  162.                                    "</table>"

  163.                                   )

  164. 

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

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

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

  168. 

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

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

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

  172.                                       "Implemented Feature/Extensions:"

  173.                                       "<ul>"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  203.                                       "</ul>"))

  204. 

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

  206. 

  207.         if usingJuce and (MACOS or WINDOWS):

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

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

  210.         else:

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

  212.             self.ui.line_vst2.hide()

  213.             self.ui.l_vst3.hide()

  214.             self.ui.lid_vst3.hide()

  215. 

  216.         if MACOS:

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

  218.         else:

  219.             self.ui.line_vst3.hide()

  220.             self.ui.l_au.hide()

  221.             self.ui.lid_au.hide()

  222. 

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

  224.         # adjust appropriately

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

  226.         self.adjustSize()

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

  228. 

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

  230. 

  231.         flags  = self.windowFlags()

  232.         flags &= ~Qt.WindowContextHelpButtonHint

  233. 

  234.         if WINDOWS:

  235.             flags |= Qt.MSWindowsFixedSizeDialogHint

  236. 

  237.         self.setWindowFlags(flags)

  238. 

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

  240. # JUCE About dialog

  241. 

  242. class JuceAboutW(QDialog):

  243.     def __init__(self, parent):

  244.         QDialog.__init__(self, parent)

  245.         self.ui = ui_carla_about_juce.Ui_JuceAboutW()

  246.         self.ui.setupUi(self)

  247. 

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

  249. 

  250.         self.adjustSize()

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

  252. 

  253.         flags  = self.windowFlags()

  254.         flags &= ~Qt.WindowContextHelpButtonHint

  255. 

  256.         if WINDOWS:

  257.             flags |= Qt.MSWindowsFixedSizeDialogHint

  258. 

  259.         self.setWindowFlags(flags)

  260. 

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

  262. # Plugin Parameter

  263. 

  264. class PluginParameter(QWidget):

  265.     mappedControlChanged = pyqtSignal(int, int)

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

  267.     midiChannelChanged   = pyqtSignal(int, int)

  268.     valueChanged         = pyqtSignal(int, float)

  269. 

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

  271.         QWidget.__init__(self, parent)

  272.         self.host = host

  273.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  274.         self.ui.setupUi(self)

  275. 

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

  277.         # Internal stuff

  278. 

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

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

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

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

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

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

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

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

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

  288.         self.fPluginId      = pluginId

  289.         self.fTabIndex      = tabIndex

  290. 

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

  292.         # Set-up GUI

  293. 

  294.         pType  = pInfo['type']

  295.         pHints = pInfo['hints']

  296. 

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

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

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

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

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

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

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

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

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

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

  307. 

  308.         if pInfo['comment']:

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

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

  311. 

  312.         if pType == PARAMETER_INPUT:

  313.             if not pHints & PARAMETER_IS_ENABLED:

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

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

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

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

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

  319. 

  320.             elif not pHints & PARAMETER_IS_AUTOMABLE:

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

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

  323. 

  324.             if pHints & PARAMETER_IS_READ_ONLY:

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

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

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

  328. 

  329.         elif pType == PARAMETER_OUTPUT:

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

  331. 

  332.         else:

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

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

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

  336. 

  337.         # Only set value after all hints are handled

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

  339. 

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

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

  342. 

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

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

  345. 

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

  347.         self.ui.widget.updateAll()

  348. 

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

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

  351.         self.updateStatusLabel()

  352. 

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

  354.         # Set-up connections

  355. 

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

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

  358. 

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

  360. 

  361.     def getPluginId(self):

  362.         return self.fPluginId

  363. 

  364.     def getTabIndex(self):

  365.         return self.fTabIndex

  366. 

  367.     def setPluginId(self, pluginId):

  368.         self.fPluginId = pluginId

  369. 

  370.     def setDefault(self, value):

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

  372. 

  373.     def setValue(self, value):

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

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

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

  377. 

  378.     def setMappedControlIndex(self, control):

  379.         self.fMappedCtrl = control

  380.         self.updateStatusLabel()

  381. 

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

  383.         self.fMappedMinimum = minimum

  384.         self.fMappedMaximum = maximum

  385. 

  386.     def setMidiChannel(self, channel):

  387.         self.fMidiChannel = channel

  388.         self.updateStatusLabel()

  389. 

  390.     def setLabelWidth(self, width):

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

  392. 

  393.     def updateStatusLabel(self):

  394.         if self.fMappedCtrl == CONTROL_INDEX_NONE:

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

  396.         elif self.fMappedCtrl == CONTROL_INDEX_CV:

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

  398.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:

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

  400.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:

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

  402.         else:

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

  404. 

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

  406. 

  407.     @pyqtSlot()

  408.     def slot_optionsCustomMenu(self):

  409.         menu = QMenu(self)

  410. 

  411.         if self.fMappedCtrl == CONTROL_INDEX_NONE:

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

  413.         elif self.fMappedCtrl == CONTROL_INDEX_CV:

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

  415.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:

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

  417.         elif self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:

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

  419.         else:

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

  421. 

  422.         if self.fMappedCtrl != CONTROL_INDEX_NONE:

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

  424. 

  425.         actTitle = menu.addAction(title)

  426.         actTitle.setEnabled(False)

  427. 

  428.         menu.addSeparator()

  429. 

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

  431. 

  432.         if self.fMappedCtrl == CONTROL_INDEX_NONE:

  433.             actUnmap.setCheckable(True)

  434.             actUnmap.setChecked(True)

  435. 

  436.         if self.fCanBeInCV:

  437.             menu.addSection("CV")

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

  439.             if self.fMappedCtrl == CONTROL_INDEX_CV:

  440.                 actCV.setCheckable(True)

  441.                 actCV.setChecked(True)

  442.         else:

  443.             actCV = None

  444. 

  445.         menu.addSection("MIDI")

  446. 

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

  448. 

  449.         if self.fMappedCtrl == CONTROL_INDEX_MIDI_LEARN:

  450.             actLearn.setCheckable(True)

  451.             actLearn.setChecked(True)

  452. 

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

  454. 

  455.         if self.fMappedCtrl not in (CONTROL_INDEX_NONE,

  456.                                     CONTROL_INDEX_CV,

  457.                                     CONTROL_INDEX_MIDI_PITCHBEND,

  458.                                     CONTROL_INDEX_MIDI_LEARN):

  459.             action = menuMIDI.menuAction()

  460.             action.setCheckable(True)

  461.             action.setChecked(True)

  462. 

  463.         inlist = False

  464.         actCCs = []

  465.         for cc in MIDI_CC_LIST:

  466.             action = menuMIDI.addAction(cc)

  467.             actCCs.append(action)

  468. 

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

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

  471. 

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

  473.                     inlist = True

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

  475.                                                                                     self.fMappedCtrl)))

  476.                     action.setCheckable(True)

  477.                     action.setChecked(True)

  478.                     actCCs.append(action)

  479. 

  480.                 elif ccx == self.fMappedCtrl:

  481.                     inlist = True

  482.                     action.setCheckable(True)

  483.                     action.setChecked(True)

  484. 

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

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

  487.             action.setCheckable(True)

  488.             action.setChecked(True)

  489.             actCCs.append(action)

  490. 

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

  492. 

  493.         # TODO

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

  495. 

  496.         #if self.fMappedCtrl == CONTROL_INDEX_MIDI_PITCHBEND:

  497.             #actPitchbend.setCheckable(True)

  498.             #actPitchbend.setChecked(True)

  499. 

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

  501. 

  502.         actChannels = []

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

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

  505.             actChannels.append(action)

  506. 

  507.             if self.fMidiChannel == i:

  508.                 action.setCheckable(True)

  509.                 action.setChecked(True)

  510. 

  511.         if self.fMappedCtrl != CONTROL_INDEX_NONE:

  512.             if self.fMappedCtrl == CONTROL_INDEX_CV:

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

  514.             else:

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

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

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

  518.         else:

  519.             actRangeMinimum = actRangeMaximum = None

  520. 

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

  522. 

  523.         if not actSel:

  524.             return

  525. 

  526.         if actSel in actChannels:

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

  528.             self.fMidiChannel = channel

  529.             self.updateStatusLabel()

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

  531.             return

  532. 

  533.         if actSel == actRangeMinimum:

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

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

  536.                                                "Custom minimum value to use:",

  537.                                                self.fMappedMinimum,

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

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

  540.                                                self.fDecimalPoints)

  541.             if not ok:

  542.                 return

  543. 

  544.             self.fMappedMinimum = value

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

  546.             return

  547. 

  548.         if actSel == actRangeMaximum:

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

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

  551.                                                "Custom maximum value to use:",

  552.                                                self.fMappedMaximum,

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

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

  555.                                                self.fDecimalPoints)

  556.             if not ok:

  557.                 return

  558. 

  559.             self.fMappedMaximum = value

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

  561.             return

  562. 

  563.         if actSel == actUnmap:

  564.             ctrl = CONTROL_INDEX_NONE

  565.         elif actSel == actCV:

  566.             ctrl = CONTROL_INDEX_CV

  567.         elif actSel == actCustomCC:

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

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

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

  571.                                            "Custom MIDI CC to use:",

  572.                                            value,

  573.                                            0x01, 0x77, 1)

  574.             if not ok:

  575.                 return

  576.         #elif actSel == actPitchbend:

  577.             #ctrl = CONTROL_INDEX_MIDI_PITCHBEND

  578.         elif actSel == actLearn:

  579.             ctrl = CONTROL_INDEX_MIDI_LEARN

  580.         elif actSel in actCCs:

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

  582.         else:

  583.             return

  584. 

  585.         self.fMappedCtrl = ctrl

  586.         self.updateStatusLabel()

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

  588. 

  589.     @pyqtSlot(bool)

  590.     def slot_parameterDragStateChanged(self, touch):

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

  592. 

  593.     def _textCallBack(self):

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

  595. 

  596.     def _valueCallBack(self, value):

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

  598. 

  599. # ------------------------------------------------------------------------------------------------------------

  600. # Plugin Editor Parent (Meta class)

  601. 

  602. class PluginEditParentMeta():

  603. #class PluginEditParentMeta(metaclass=ABCMeta):

  604.     @abstractmethod

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

  606.         raise NotImplementedError

  607. 

  608.     @abstractmethod

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

  610.         raise NotImplementedError

  611. 

  612.     @abstractmethod

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

  614.         raise NotImplementedError

  615. 

  616.     @abstractmethod

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

  618.         raise NotImplementedError

  619. 

  620.     @abstractmethod

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

  622.         raise NotImplementedError

  623. 

  624.     @abstractmethod

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

  626.         raise NotImplementedError

  627. 

  628.     @abstractmethod

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

  630.         raise NotImplementedError

  631. 

  632.     @abstractmethod

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

  634.         raise NotImplementedError

  635. 

  636. # ------------------------------------------------------------------------------------------------------------

  637. # Plugin Editor (Built-in)

  638. 

  639. class PluginEdit(QDialog):

  640.     # signals

  641.     SIGTERM = pyqtSignal()

  642.     SIGUSR1 = pyqtSignal()

  643. 

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

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

  646.         self.host = host

  647.         self.ui = ui_carla_edit.Ui_PluginEdit()

  648.         self.ui.setupUi(self)

  649. 

  650.         # -------------------------------------------------------------

  651.         # Internal stuff

  652. 

  653.         self.fGeometry   = QByteArray()

  654.         self.fParent     = parent

  655.         self.fPluginId   = pluginId

  656.         self.fPluginInfo = None

  657. 

  658.         self.fCurrentStateFilename = None

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

  660.         self.fFirstInit      = True

  661. 

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

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

  664. 

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

  666. 

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

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

  669.         self.fTabIconTimers = []

  670. 

  671.         # used during testing

  672.         self.fIdleTimerId = 0

  673. 

  674.         # -------------------------------------------------------------

  675.         # Set-up GUI

  676. 

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

  678.         labelPluginFont.setPixelSize(15)

  679.         labelPluginFont.setWeight(75)

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

  681. 

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

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

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

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

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

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

  688. 

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

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

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

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

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

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

  695. 

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

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

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

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

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

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

  702. 

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

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

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

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

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

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

  709. 

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

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

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

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

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

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

  716. 

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

  718. 

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

  720.         self.ui.keyboard   = self.ui.scrollArea.keyboard

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

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

  723. 

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

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

  726. 

  727.         # todo

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

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

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

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

  732. 

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

  734. 

  735.         self.reloadAll()

  736. 

  737.         self.fFirstInit = False

  738. 

  739.         # -------------------------------------------------------------

  740.         # Set-up connections

  741. 

  742.         self.finished.connect(self.slot_finished)

  743. 

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

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

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

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

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

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

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

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

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

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

  754. 

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

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

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

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

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

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

  761. 

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

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

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

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

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

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

  768. 

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

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

  771. 

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

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

  774. 

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

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

  777. 

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

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

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

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

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

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

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

  785. 

  786.     #------------------------------------------------------------------

  787. 

  788.     @pyqtSlot(int, int, int, int)

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

  790.         if self.fPluginId != pluginId:

  791.             return

  792. 

  793.         if self.fControlChannel == channel:

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

  795. 

  796.         playItem = (channel, note)

  797. 

  798.         if playItem not in self.fPlayingNotes:

  799.             self.fPlayingNotes.append(playItem)

  800. 

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

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

  803. 

  804.     @pyqtSlot(int, int, int)

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

  806.         if self.fPluginId != pluginId:

  807.             return

  808. 

  809.         if self.fControlChannel == channel:

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

  811. 

  812.         playItem = (channel, note)

  813. 

  814.         if playItem in self.fPlayingNotes:

  815.             self.fPlayingNotes.remove(playItem)

  816. 

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

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

  819. 

  820.     @pyqtSlot(int)

  821.     def slot_handleUpdateCallback(self, pluginId):

  822.         if self.fPluginId == pluginId:

  823.             self.updateInfo()

  824. 

  825.     @pyqtSlot(int)

  826.     def slot_handleReloadInfoCallback(self, pluginId):

  827.         if self.fPluginId == pluginId:

  828.             self.reloadInfo()

  829. 

  830.     @pyqtSlot(int)

  831.     def slot_handleReloadParametersCallback(self, pluginId):

  832.         if self.fPluginId == pluginId:

  833.             self.reloadParameters()

  834. 

  835.     @pyqtSlot(int)

  836.     def slot_handleReloadProgramsCallback(self, pluginId):

  837.         if self.fPluginId == pluginId:

  838.             self.reloadPrograms()

  839. 

  840.     @pyqtSlot(int)

  841.     def slot_handleReloadAllCallback(self, pluginId):

  842.         if self.fPluginId == pluginId:

  843.             self.reloadAll()

  844. 

  845.     #------------------------------------------------------------------

  846. 

  847.     def updateInfo(self):

  848.         # Update current program text

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

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

  851.             if pIndex >= 0:

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

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

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

  855. 

  856.         # Update current midi program text

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

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

  859.             if mpIndex >= 0:

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

  861.                 mpBank  = mpData['bank']

  862.                 mpProg  = mpData['program']

  863.                 mpName  = mpData['name']

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

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

  866. 

  867.         # Update all parameter values

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

  869.             paramWidget.blockSignals(True)

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

  871.             paramWidget.blockSignals(False)

  872. 

  873.         # and the internal ones too

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

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

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

  877. 

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

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

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

  881. 

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

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

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

  885. 

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

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

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

  889. 

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

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

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

  893. 

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

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

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

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

  898.         self.ui.keyboard.allNotesOff()

  899.         self._updateCtrlPrograms()

  900. 

  901.         self.fParametersToUpdate = []

  902. 

  903.     #------------------------------------------------------------------

  904. 

  905.     def reloadAll(self):

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

  907. 

  908.         self.reloadInfo()

  909.         self.reloadParameters()

  910.         self.reloadPrograms()

  911. 

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

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

  914. 

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

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

  917. 

  918.     #------------------------------------------------------------------

  919. 

  920.     def reloadInfo(self):

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

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

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

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

  925. 

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

  927. 

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

  929. 

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

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

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

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

  934. 

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

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

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

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

  939. 

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

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

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

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

  944. 

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

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

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

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

  949. 

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

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

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

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

  954. 

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

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

  957. 

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

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

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

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

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

  963. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  984. 

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

  986.                                (optsEnabled & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) == 0)

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

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

  989. 

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

  991. 

  992.         # Show/hide keyboard

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

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

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

  996. 

  997.         # Force-update parent for new hints

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

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

  1000. 

  1001.     def reloadParameters(self):

  1002.         # Reset

  1003.         self.fParameterList      = []

  1004.         self.fParametersToUpdate = []

  1005.         self.fTabIconTimers      = []

  1006. 

  1007.         # Save current tab state

  1008.         tabIndex  = self.ui.tabWidget.currentIndex()

  1009.         tabWidget = self.ui.tabWidget.currentWidget()

  1010.         scrollVal = tabWidget.verticalScrollBar().value() if isinstance(tabWidget, QScrollArea) else None

  1011.         del tabWidget

  1012. 

  1013.         # Remove all previous parameters

  1014.         for _ in range(self.ui.tabWidget.count()-1):

  1015.             self.ui.tabWidget.widget(1).deleteLater()

  1016.             self.ui.tabWidget.removeTab(1)

  1017. 

  1018.         parameterCount = self.host.get_parameter_count(self.fPluginId)

  1019. 

  1020.         # -----------------------------------------------------------------

  1021. 

  1022.         if parameterCount <= 0:

  1023.             return

  1024. 

  1025.         # -----------------------------------------------------------------

  1026. 

  1027.         paramInputList   = []

  1028.         paramOutputList  = []

  1029.         paramInputWidth  = 0

  1030.         paramOutputWidth = 0

  1031. 

  1032.         paramInputListFull  = [] # ([params], width)

  1033.         paramOutputListFull = [] # ([params], width)

  1034. 

  1035.         for i in range(min(parameterCount, self.host.maxParameters)):

  1036.             paramInfo   = self.host.get_parameter_info(self.fPluginId, i)

  1037.             paramData   = self.host.get_parameter_data(self.fPluginId, i)

  1038.             paramRanges = self.host.get_parameter_ranges(self.fPluginId, i)

  1039.             paramValue  = self.host.get_current_parameter_value(self.fPluginId, i)

  1040. 

  1041.             if paramData['type'] not in (PARAMETER_INPUT, PARAMETER_OUTPUT):

  1042.                 continue

  1043.             if (paramData['hints'] & PARAMETER_IS_ENABLED) == 0:

  1044.                 continue

  1045. 

  1046.             parameter = {

  1047.                 'type':  paramData['type'],

  1048.                 'hints': paramData['hints'],

  1049.                 'name':  paramInfo['name'],

  1050.                 'unit':  paramInfo['unit'],

  1051.                 'scalePoints': [],

  1052. 

  1053.                 'index':   paramData['index'],

  1054.                 'default': paramRanges['def'],

  1055.                 'minimum': paramRanges['min'],

  1056.                 'maximum': paramRanges['max'],

  1057.                 'step':    paramRanges['step'],

  1058.                 'stepSmall': paramRanges['stepSmall'],

  1059.                 'stepLarge': paramRanges['stepLarge'],

  1060.                 'mappedControlIndex': paramData['mappedControlIndex'],

  1061.                 'mappedMinimum': paramData['mappedMinimum'],

  1062.                 'mappedMaximum': paramData['mappedMaximum'],

  1063.                 'midiChannel': paramData['midiChannel']+1,

  1064. 

  1065.                 'comment':   paramInfo['comment'],

  1066.                 'groupName': paramInfo['groupName'],

  1067. 

  1068.                 'current': paramValue

  1069.             }

  1070. 

  1071.             for j in range(paramInfo['scalePointCount']):

  1072.                 scalePointInfo = self.host.get_parameter_scalepoint_info(self.fPluginId, i, j)

  1073. 

  1074.                 parameter['scalePoints'].append({

  1075.                     'value': scalePointInfo['value'],

  1076.                     'label': scalePointInfo['label']

  1077.                 })

  1078. 

  1079.             #parameter['name'] = parameter['name'][:30] + (parameter['name'][30:] and "...")

  1080. 

  1081.             # -----------------------------------------------------------------

  1082.             # Get width values, in packs of 20

  1083. 

  1084.             if parameter['type'] == PARAMETER_INPUT:

  1085.                 paramInputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1086. 

  1087.                 if paramInputWidthTMP > paramInputWidth:

  1088.                     paramInputWidth = paramInputWidthTMP

  1089. 

  1090.                 paramInputList.append(parameter)

  1091. 

  1092.             else:

  1093.                 paramOutputWidthTMP = fontMetricsHorizontalAdvance(self.fontMetrics(), parameter['name'])

  1094. 

  1095.                 if paramOutputWidthTMP > paramOutputWidth:

  1096.                     paramOutputWidth = paramOutputWidthTMP

  1097. 

  1098.                 paramOutputList.append(parameter)

  1099. 

  1100.         paramInputListFull.append((paramInputList, paramInputWidth))

  1101.         paramOutputListFull.append((paramOutputList, paramOutputWidth))

  1102. 

  1103.         # Create parameter tabs + widgets

  1104.         self._createParameterWidgets(PARAMETER_INPUT,  paramInputListFull,  self.tr("Parameters"))

  1105.         self._createParameterWidgets(PARAMETER_OUTPUT, paramOutputListFull, self.tr("Outputs"))

  1106. 

  1107.         # Restore tab state

  1108.         if tabIndex < self.ui.tabWidget.count():

  1109.             self.ui.tabWidget.setCurrentIndex(tabIndex)

  1110.             if scrollVal is not None:

  1111.                 self.ui.tabWidget.currentWidget().verticalScrollBar().setValue(scrollVal)

  1112. 

  1113.     def reloadPrograms(self):

  1114.         # Programs

  1115.         self.ui.cb_programs.blockSignals(True)

  1116.         self.ui.cb_programs.clear()

  1117. 

  1118.         programCount = self.host.get_program_count(self.fPluginId)

  1119. 

  1120.         if programCount > 0:

  1121.             self.ui.cb_programs.setEnabled(True)

  1122.             self.ui.label_programs.setEnabled(True)

  1123. 

  1124.             for i in range(programCount):

  1125.                 pName = self.host.get_program_name(self.fPluginId, i)

  1126.                 #pName = pName[:40] + (pName[40:] and "...")

  1127.                 self.ui.cb_programs.addItem(pName)

  1128. 

  1129.             self.ui.cb_programs.setCurrentIndex(self.host.get_current_program_index(self.fPluginId))

  1130. 

  1131.         else:

  1132.             self.ui.cb_programs.setEnabled(False)

  1133.             self.ui.label_programs.setEnabled(False)

  1134. 

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

  1136. 

  1137.         # MIDI Programs

  1138.         self.ui.cb_midi_programs.blockSignals(True)

  1139.         self.ui.cb_midi_programs.clear()

  1140. 

  1141.         midiProgramCount = self.host.get_midi_program_count(self.fPluginId)

  1142. 

  1143.         if midiProgramCount > 0:

  1144.             self.ui.cb_midi_programs.setEnabled(True)

  1145.             self.ui.label_midi_programs.setEnabled(True)

  1146. 

  1147.             for i in range(midiProgramCount):

  1148.                 mpData = self.host.get_midi_program_data(self.fPluginId, i)

  1149.                 mpBank = mpData['bank']

  1150.                 mpProg = mpData['program']

  1151.                 mpName = mpData['name']

  1152.                 #mpName = mpName[:40] + (mpName[40:] and "...")

  1153. 

  1154.                 self.ui.cb_midi_programs.addItem("%03i:%03i - %s" % (mpBank+1, mpProg+1, mpName))

  1155. 

  1156.             self.ui.cb_midi_programs.setCurrentIndex(self.host.get_current_midi_program_index(self.fPluginId))

  1157. 

  1158.         else:

  1159.             self.ui.cb_midi_programs.setEnabled(False)

  1160.             self.ui.label_midi_programs.setEnabled(False)

  1161. 

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

  1163. 

  1164.         self.ui.sw_programs.setEnabled(programCount > 0 or midiProgramCount > 0)

  1165. 

  1166.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1167.             self.ui.b_load_state.setEnabled(programCount > 0)

  1168. 

  1169.     #------------------------------------------------------------------

  1170. 

  1171.     def clearNotes(self):

  1172.         self.fPlayingNotes = []

  1173.         self.ui.keyboard.allNotesOff()

  1174. 

  1175.     def noteOn(self, channel, note, velocity):

  1176.         if self.fControlChannel == channel:

  1177.             self.ui.keyboard.sendNoteOn(note, False)

  1178. 

  1179.     def noteOff(self, channel, note):

  1180.         if self.fControlChannel == channel:

  1181.             self.ui.keyboard.sendNoteOff(note, False)

  1182. 

  1183.     #------------------------------------------------------------------

  1184. 

  1185.     def getHints(self):

  1186.         return self.fPluginInfo['hints']

  1187. 

  1188.     def setPluginId(self, idx):

  1189.         self.fPluginId = idx

  1190. 

  1191.     def setName(self, name):

  1192.         self.fPluginInfo['name'] = name

  1193.         self.ui.label_plugin.setText("\n%s\n" % name)

  1194.         self.setWindowTitle(name)

  1195. 

  1196.     #------------------------------------------------------------------

  1197. 

  1198.     def setParameterValue(self, parameterId, value):

  1199.         for paramItem in self.fParametersToUpdate:

  1200.             if paramItem[0] == parameterId:

  1201.                 paramItem[1] = value

  1202.                 break

  1203.         else:

  1204.             self.fParametersToUpdate.append([parameterId, value])

  1205. 

  1206.     def setParameterDefault(self, parameterId, value):

  1207.         for _, paramId, paramWidget in self.fParameterList:

  1208.             if paramId == parameterId:

  1209.                 paramWidget.setDefault(value)

  1210.                 break

  1211. 

  1212.     def setParameterMappedControlIndex(self, parameterId, control):

  1213.         for _, paramId, paramWidget in self.fParameterList:

  1214.             if paramId == parameterId:

  1215.                 paramWidget.setMappedControlIndex(control)

  1216.                 break

  1217. 

  1218.     def setParameterMappedRange(self, parameterId, minimum, maximum):

  1219.         for _, paramId, paramWidget in self.fParameterList:

  1220.             if paramId == parameterId:

  1221.                 paramWidget.setMappedRange(minimum, maximum)

  1222.                 break

  1223. 

  1224.     def setParameterMidiChannel(self, parameterId, channel):

  1225.         for _, paramId, paramWidget in self.fParameterList:

  1226.             if paramId == parameterId:

  1227.                 paramWidget.setMidiChannel(channel+1)

  1228.                 break

  1229. 

  1230.     def setProgram(self, index):

  1231.         self.ui.cb_programs.blockSignals(True)

  1232.         self.ui.cb_programs.setCurrentIndex(index)

  1233.         self.ui.cb_programs.blockSignals(False)

  1234.         self._updateParameterValues()

  1235. 

  1236.     def setMidiProgram(self, index):

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

  1238.         self.ui.cb_midi_programs.setCurrentIndex(index)

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

  1240.         self._updateParameterValues()

  1241. 

  1242.     def setOption(self, option, yesNo):

  1243.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1244.             widget = self.ui.ch_use_chunks

  1245.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1246.             widget = self.ui.ch_fixed_buffer

  1247.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1248.             widget = self.ui.ch_force_stereo

  1249.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1250.             widget = self.ui.ch_map_program_changes

  1251.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1252.             widget = self.ui.ch_send_program_changes

  1253.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1254.             widget = self.ui.ch_send_control_changes

  1255.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1256.             widget = self.ui.ch_send_channel_pressure

  1257.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1258.             widget = self.ui.ch_send_note_aftertouch

  1259.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1260.             widget = self.ui.ch_send_pitchbend

  1261.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1262.             widget = self.ui.ch_send_all_sound_off

  1263.         else:

  1264.             return

  1265. 

  1266.         widget.blockSignals(True)

  1267.         widget.setChecked(yesNo)

  1268.         widget.blockSignals(False)

  1269. 

  1270.     #------------------------------------------------------------------

  1271. 

  1272.     def setVisible(self, yesNo):

  1273.         if yesNo:

  1274.             if not self.fGeometry.isNull():

  1275.                 self.restoreGeometry(self.fGeometry)

  1276.         else:

  1277.             self.fGeometry = self.saveGeometry()

  1278. 

  1279.         QDialog.setVisible(self, yesNo)

  1280. 

  1281.     #------------------------------------------------------------------

  1282. 

  1283.     def idleSlow(self):

  1284.         # Check Tab icons

  1285.         for i in range(len(self.fTabIconTimers)):

  1286.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1287.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

  1288.             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:

  1289.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1290.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1291.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1292.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1293. 

  1294.         # Check parameters needing update

  1295.         for index, value in self.fParametersToUpdate:

  1296.             if index == PARAMETER_DRYWET:

  1297.                 self.ui.dial_drywet.blockSignals(True)

  1298.                 self.ui.dial_drywet.setValue(value)

  1299.                 self.ui.dial_drywet.blockSignals(False)

  1300. 

  1301.             elif index == PARAMETER_VOLUME:

  1302.                 self.ui.dial_vol.blockSignals(True)

  1303.                 self.ui.dial_vol.setValue(value)

  1304.                 self.ui.dial_vol.blockSignals(False)

  1305. 

  1306.             elif index == PARAMETER_BALANCE_LEFT:

  1307.                 self.ui.dial_b_left.blockSignals(True)

  1308.                 self.ui.dial_b_left.setValue(value)

  1309.                 self.ui.dial_b_left.blockSignals(False)

  1310. 

  1311.             elif index == PARAMETER_BALANCE_RIGHT:

  1312.                 self.ui.dial_b_right.blockSignals(True)

  1313.                 self.ui.dial_b_right.setValue(value)

  1314.                 self.ui.dial_b_right.blockSignals(False)

  1315. 

  1316.             elif index == PARAMETER_PANNING:

  1317.                 self.ui.dial_pan.blockSignals(True)

  1318.                 self.ui.dial_pan.setValue(value)

  1319.                 self.ui.dial_pan.blockSignals(False)

  1320. 

  1321.             elif index == PARAMETER_CTRL_CHANNEL:

  1322.                 self.fControlChannel = round(value)

  1323.                 self.ui.sb_ctrl_channel.blockSignals(True)

  1324.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  1325.                 self.ui.sb_ctrl_channel.blockSignals(False)

  1326.                 self.ui.keyboard.allNotesOff()

  1327.                 self._updateCtrlPrograms()

  1328. 

  1329.             elif index >= 0:

  1330.                 for paramType, paramId, paramWidget in self.fParameterList:

  1331.                     if paramId != index:

  1332.                         continue

  1333.                     # FIXME see below

  1334.                     if paramType != PARAMETER_INPUT:

  1335.                         continue

  1336. 

  1337.                     paramWidget.blockSignals(True)

  1338.                     paramWidget.setValue(value)

  1339.                     paramWidget.blockSignals(False)

  1340. 

  1341.                     #if paramType == PARAMETER_INPUT:

  1342.                     tabIndex = paramWidget.getTabIndex()

  1343. 

  1344.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1345.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1346. 

  1347.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1348.                     break

  1349. 

  1350.         # Clear all parameters

  1351.         self.fParametersToUpdate = []

  1352. 

  1353.         # Update parameter outputs | FIXME needed?

  1354.         for paramType, paramId, paramWidget in self.fParameterList:

  1355.             if paramType != PARAMETER_OUTPUT:

  1356.                 continue

  1357. 

  1358.             paramWidget.blockSignals(True)

  1359.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1360.             paramWidget.blockSignals(False)

  1361. 

  1362.     #------------------------------------------------------------------

  1363. 

  1364.     @pyqtSlot()

  1365.     def slot_stateSave(self):

  1366.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1367.             # TODO

  1368.             return

  1369. 

  1370.         if self.fCurrentStateFilename:

  1371.             askTry = QMessageBox.question(self,

  1372.                                           self.tr("Overwrite?"),

  1373.                                           self.tr("Overwrite previously created file?"),

  1374.                                           QMessageBox.Ok|QMessageBox.Cancel)

  1375. 

  1376.             if askTry == QMessageBox.Ok:

  1377.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1378.                 return

  1379. 

  1380.             self.fCurrentStateFilename = None

  1381. 

  1382.         fileFilter = self.tr("Carla State File (*.carxs)")

  1383.         filename, _ = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1384. 

  1385.         # FIXME use ok value, test if it works as expected

  1386.         if not filename:

  1387.             return

  1388. 

  1389.         if not filename.lower().endswith(".carxs"):

  1390.             filename += ".carxs"

  1391. 

  1392.         self.fCurrentStateFilename = filename

  1393.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1394. 

  1395.     @pyqtSlot()

  1396.     def slot_stateLoad(self):

  1397.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1398.             presetList = []

  1399. 

  1400.             for i in range(self.host.get_program_count(self.fPluginId)):

  1401.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1402. 

  1403.             ret = QInputDialog.getItem(self,

  1404.                                        self.tr("Open LV2 Preset"),

  1405.                                        self.tr("Select an LV2 Preset:"),

  1406.                                        presetList, 0, False)

  1407. 

  1408.             if ret[1]:

  1409.                 index = int(ret[0].split(" - ", 1)[0])-1

  1410.                 self.host.set_program(self.fPluginId, index)

  1411.                 self.setMidiProgram(-1)

  1412. 

  1413.             return

  1414. 

  1415.         fileFilter = self.tr("Carla State File (*.carxs)")

  1416.         filename, _ = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1417. 

  1418.         # FIXME use ok value, test if it works as expected

  1419.         if not filename:

  1420.             return

  1421. 

  1422.         self.fCurrentStateFilename = filename

  1423.         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1424. 

  1425.     #------------------------------------------------------------------

  1426. 

  1427.     @pyqtSlot(bool)

  1428.     def slot_optionChanged(self, clicked):

  1429.         sender = self.sender()

  1430. 

  1431.         if sender == self.ui.ch_use_chunks:

  1432.             option = PLUGIN_OPTION_USE_CHUNKS

  1433.         elif sender == self.ui.ch_fixed_buffer:

  1434.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1435.         elif sender == self.ui.ch_force_stereo:

  1436.             option = PLUGIN_OPTION_FORCE_STEREO

  1437.         elif sender == self.ui.ch_map_program_changes:

  1438.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1439.         elif sender == self.ui.ch_send_program_changes:

  1440.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1441.         elif sender == self.ui.ch_send_control_changes:

  1442.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1443.         elif sender == self.ui.ch_send_channel_pressure:

  1444.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

  1445.         elif sender == self.ui.ch_send_note_aftertouch:

  1446.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

  1447.         elif sender == self.ui.ch_send_pitchbend:

  1448.             option = PLUGIN_OPTION_SEND_PITCHBEND

  1449.         elif sender == self.ui.ch_send_all_sound_off:

  1450.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1451.         else:

  1452.             return

  1453. 

  1454.         #--------------------------------------------------------------

  1455.         # handle map-program-changes and send-program-changes conflict

  1456. 

  1457.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1458.             self.ui.ch_send_program_changes.setEnabled(False)

  1459. 

  1460.             # disable send-program-changes if needed

  1461.             if self.ui.ch_send_program_changes.isChecked():

  1462.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1463. 

  1464.         #--------------------------------------------------------------

  1465.         # set option

  1466. 

  1467.         self.host.set_option(self.fPluginId, option, clicked)

  1468. 

  1469.         #--------------------------------------------------------------

  1470.         # handle map-program-changes and send-program-changes conflict

  1471. 

  1472.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1473.             self.ui.ch_send_program_changes.setEnabled(

  1474.                 self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1475. 

  1476.             # restore send-program-changes if needed

  1477.             if self.ui.ch_send_program_changes.isChecked():

  1478.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1479. 

  1480.     #------------------------------------------------------------------

  1481. 

  1482.     @pyqtSlot(float)

  1483.     def slot_dryWetChanged(self, value):

  1484.         self.host.set_drywet(self.fPluginId, value)

  1485. 

  1486.         if self.fParent is not None:

  1487.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1488. 

  1489.     @pyqtSlot(float)

  1490.     def slot_volumeChanged(self, value):

  1491.         self.host.set_volume(self.fPluginId, value)

  1492. 

  1493.         if self.fParent is not None:

  1494.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1495. 

  1496.     @pyqtSlot(float)

  1497.     def slot_balanceLeftChanged(self, value):

  1498.         self.host.set_balance_left(self.fPluginId, value)

  1499. 

  1500.         if self.fParent is not None:

  1501.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1502. 

  1503.     @pyqtSlot(float)

  1504.     def slot_balanceRightChanged(self, value):

  1505.         self.host.set_balance_right(self.fPluginId, value)

  1506. 

  1507.         if self.fParent is not None:

  1508.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1509. 

  1510.     @pyqtSlot(float)

  1511.     def slot_panChanged(self, value):

  1512.         self.host.set_panning(self.fPluginId, value)

  1513. 

  1514.         if self.fParent is not None:

  1515.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1516. 

  1517.     @pyqtSlot(int)

  1518.     def slot_ctrlChannelChanged(self, value):

  1519.         self.fControlChannel = value-1

  1520.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1521. 

  1522.         self.ui.keyboard.allNotesOff()

  1523.         self._updateCtrlPrograms()

  1524. 

  1525.     #------------------------------------------------------------------

  1526. 

  1527.     @pyqtSlot(int, float)

  1528.     def slot_parameterValueChanged(self, parameterId, value):

  1529.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1530. 

  1531.         if self.fParent is not None:

  1532.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1533. 

  1534.     @pyqtSlot(int, int)

  1535.     def slot_parameterMappedControlChanged(self, parameterId, control):

  1536.         self.host.set_parameter_mapped_control_index(self.fPluginId, parameterId, control)

  1537. 

  1538.     @pyqtSlot(int, float, float)

  1539.     def slot_parameterMappedRangeChanged(self, parameterId, minimum, maximum):

  1540.         self.host.set_parameter_mapped_range(self.fPluginId, parameterId, minimum, maximum)

  1541. 

  1542.     @pyqtSlot(int, int)

  1543.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1544.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1545. 

  1546.     #------------------------------------------------------------------

  1547. 

  1548.     @pyqtSlot(int)

  1549.     def slot_programIndexChanged(self, index):

  1550.         self.host.set_program(self.fPluginId, index)

  1551. 

  1552.         if self.fParent is not None:

  1553.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1554. 

  1555.         self._updateParameterValues()

  1556. 

  1557.     @pyqtSlot(int)

  1558.     def slot_midiProgramIndexChanged(self, index):

  1559.         self.host.set_midi_program(self.fPluginId, index)

  1560. 

  1561.         if self.fParent is not None:

  1562.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1563. 

  1564.         self._updateParameterValues()

  1565. 

  1566.     #------------------------------------------------------------------

  1567. 

  1568.     @pyqtSlot(int)

  1569.     def slot_noteOn(self, note):

  1570.         if self.fControlChannel >= 0:

  1571.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1572. 

  1573.         if self.fParent is not None:

  1574.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1575. 

  1576.     @pyqtSlot(int)

  1577.     def slot_noteOff(self, note):

  1578.         if self.fControlChannel >= 0:

  1579.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1580. 

  1581.         if self.fParent is not None:

  1582.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1583. 

  1584.     #------------------------------------------------------------------

  1585. 

  1586.     @pyqtSlot()

  1587.     def slot_finished(self):

  1588.         if self.fParent is not None:

  1589.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1590. 

  1591.     #------------------------------------------------------------------

  1592. 

  1593.     @pyqtSlot()

  1594.     def slot_knobCustomMenu(self):

  1595.         sender   = self.sender()

  1596.         knobName = sender.objectName()

  1597. 

  1598.         if knobName == "dial_drywet":

  1599.             minimum = 0.0

  1600.             maximum = 1.0

  1601.             default = 1.0

  1602.             label   = "Dry/Wet"

  1603.         elif knobName == "dial_vol":

  1604.             minimum = 0.0

  1605.             maximum = 1.27

  1606.             default = 1.0

  1607.             label   = "Volume"

  1608.         elif knobName == "dial_b_left":

  1609.             minimum = -1.0

  1610.             maximum = 1.0

  1611.             default = -1.0

  1612.             label   = "Balance-Left"

  1613.         elif knobName == "dial_b_right":

  1614.             minimum = -1.0

  1615.             maximum = 1.0

  1616.             default = 1.0

  1617.             label   = "Balance-Right"

  1618.         elif knobName == "dial_pan":

  1619.             minimum = -1.0

  1620.             maximum = 1.0

  1621.             default = 0.0

  1622.             label   = "Panning"

  1623.         else:

  1624.             minimum = 0.0

  1625.             maximum = 1.0

  1626.             default = 0.5

  1627.             label   = "Unknown"

  1628. 

  1629.         menu = QMenu(self)

  1630.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1631.         menu.addSeparator()

  1632.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1633.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1634.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1635.         menu.addSeparator()

  1636.         actSet = menu.addAction(self.tr("Set value..."))

  1637. 

  1638.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1639.             menu.removeAction(actCenter)

  1640. 

  1641.         actSelected = menu.exec_(QCursor.pos())

  1642. 

  1643.         if actSelected == actSet:

  1644.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1645.             value, ok = QInputDialog.getInt(self,

  1646.                                             self.tr("Set value"),

  1647.                                             label,

  1648.                                             round(current*100.0),

  1649.                                             round(minimum*100.0),

  1650.                                             round(maximum*100.0),

  1651.                                             1)

  1652.             if ok:

  1653.                 value = float(value)/100.0

  1654. 

  1655.             if not ok:

  1656.                 return

  1657. 

  1658.         elif actSelected == actMinimum:

  1659.             value = minimum

  1660.         elif actSelected == actMaximum:

  1661.             value = maximum

  1662.         elif actSelected == actReset:

  1663.             value = default

  1664.         elif actSelected == actCenter:

  1665.             value = 0.0

  1666.         else:

  1667.             return

  1668. 

  1669.         sender.setValue(value, True)

  1670. 

  1671.     #------------------------------------------------------------------

  1672. 

  1673.     @pyqtSlot()

  1674.     def slot_channelCustomMenu(self):

  1675.         menu = QMenu(self)

  1676. 

  1677.         actNone = menu.addAction(self.tr("None"))

  1678. 

  1679.         if self.fControlChannel+1 == 0:

  1680.             actNone.setCheckable(True)

  1681.             actNone.setChecked(True)

  1682. 

  1683.         for i in range(1, 16+1):

  1684.             action = menu.addAction("%i" % i)

  1685. 

  1686.             if self.fControlChannel+1 == i:

  1687.                 action.setCheckable(True)

  1688.                 action.setChecked(True)

  1689. 

  1690.         actSel = menu.exec_(QCursor.pos())

  1691. 

  1692.         if not actSel:

  1693.             pass

  1694.         elif actSel == actNone:

  1695.             self.ui.sb_ctrl_channel.setValue(0)

  1696.         elif actSel:

  1697.             selChannel = int(actSel.text())

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

  1699. 

  1700.     #------------------------------------------------------------------

  1701. 

  1702.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1703.         groupWidgets = {}

  1704. 

  1705.         for paramList, width in paramListFull:

  1706.             if not paramList:

  1707.                 break

  1708. 

  1709.             tabIndex = self.ui.tabWidget.count()

  1710. 

  1711.             scrollArea = QScrollArea(self.ui.tabWidget)

  1712.             scrollArea.setWidgetResizable(True)

  1713.             scrollArea.setFrameStyle(0)

  1714. 

  1715.             palette1 = scrollArea.palette()

  1716.             palette1.setColor(QPalette.Background, Qt.transparent)

  1717.             scrollArea.setPalette(palette1)

  1718. 

  1719.             palette2 = scrollArea.palette()

  1720.             palette2.setColor(QPalette.Background, palette2.color(QPalette.Button))

  1721. 

  1722.             scrollAreaWidget = QWidget(scrollArea)

  1723.             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)

  1724.             scrollAreaLayout.setSpacing(3)

  1725. 

  1726.             for paramInfo in paramList:

  1727.                 groupName = paramInfo['groupName']

  1728.                 if groupName:

  1729.                     groupSymbol, groupName = groupName.split(":",1)

  1730.                     groupLayout, groupWidget = groupWidgets.get(groupSymbol, (None, None))

  1731.                     if groupLayout is None:

  1732.                         groupWidget = CollapsibleBox(groupName, scrollAreaWidget)

  1733.                         groupLayout = groupWidget.getContentLayout()

  1734.                         groupWidget.setPalette(palette2)

  1735.                         scrollAreaLayout.addWidget(groupWidget)

  1736.                         groupWidgets[groupSymbol] = (groupLayout, groupWidget)

  1737.                 else:

  1738.                     groupLayout = scrollAreaLayout

  1739.                     groupWidget = scrollAreaWidget

  1740. 

  1741.                 paramWidget = PluginParameter(groupWidget, self.host, paramInfo, self.fPluginId, tabIndex)

  1742.                 paramWidget.setLabelWidth(width)

  1743.                 groupLayout.addWidget(paramWidget)

  1744. 

  1745.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1746. 

  1747.                 if paramType == PARAMETER_INPUT:

  1748.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1749. 

  1750.                 paramWidget.mappedControlChanged.connect(self.slot_parameterMappedControlChanged)

  1751.                 paramWidget.mappedRangeChanged.connect(self.slot_parameterMappedRangeChanged)

  1752.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1753. 

  1754.             scrollAreaLayout.addStretch()

  1755. 

  1756.             scrollArea.setWidget(scrollAreaWidget)

  1757. 

  1758.             self.ui.tabWidget.addTab(scrollArea, tabPageName)

  1759. 

  1760.             if paramType == PARAMETER_INPUT:

  1761.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1762. 

  1763.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1764. 

  1765.     def _updateCtrlPrograms(self):

  1766.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1767. 

  1768.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH:

  1769.             return

  1770.         if self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):

  1771.             return

  1772. 

  1773.         if self.fControlChannel < 0:

  1774.             self.ui.cb_programs.setEnabled(False)

  1775.             self.ui.cb_midi_programs.setEnabled(False)

  1776.             return

  1777. 

  1778.         self.ui.cb_programs.setEnabled(True)

  1779.         self.ui.cb_midi_programs.setEnabled(True)

  1780. 

  1781.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1782. 

  1783.         if self.ui.cb_programs.currentIndex() != pIndex:

  1784.             self.setProgram(pIndex)

  1785. 

  1786.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1787. 

  1788.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1789.             self.setMidiProgram(mpIndex)

  1790. 

  1791.     def _updateParameterValues(self):

  1792.         for _, paramId, paramWidget in self.fParameterList:

  1793.             paramWidget.blockSignals(True)

  1794.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1795.             paramWidget.blockSignals(False)

  1796. 

  1797.     #------------------------------------------------------------------

  1798. 

  1799.     def testTimer(self):

  1800.         self.fIdleTimerId = self.startTimer(50)

  1801. 

  1802.         self.SIGTERM.connect(self.testTimerClose)

  1803.         gCarla.gui = self

  1804.         setUpSignals()

  1805. 

  1806.     def testTimerClose(self):

  1807.         self.close()

  1808.         _app.quit()

  1809. 

  1810.     #------------------------------------------------------------------

  1811. 

  1812.     def closeEvent(self, event):

  1813.         if self.fIdleTimerId != 0:

  1814.             self.killTimer(self.fIdleTimerId)

  1815.             self.fIdleTimerId = 0

  1816. 

  1817.             self.host.engine_close()

  1818. 

  1819.         QDialog.closeEvent(self, event)

  1820. 

  1821.     def timerEvent(self, event):

  1822.         if event.timerId() == self.fIdleTimerId:

  1823.             self.host.engine_idle()

  1824.             self.idleSlow()

  1825. 

  1826.         QDialog.timerEvent(self, event)

  1827. 

  1828. # ------------------------------------------------------------------------------------------------------------

  1829. # Main

  1830. 

  1831. if __name__ == '__main__':

  1832.     from carla_app import CarlaApplication

  1833.     from carla_host import initHost as _initHost, loadHostSettings as _loadHostSettings

  1834. 

  1835.     _app  = CarlaApplication()

  1836.     _host = _initHost("Widgets", None, False, False, False)

  1837.     _loadHostSettings(_host)

  1838. 

  1839.     _host.engine_init("JACK", "Carla-Widgets")

  1840.     _host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1841.     _host.set_active(0, True)

  1842. 

  1843.     gui1 = CarlaAboutW(None, _host)

  1844.     gui1.show()

  1845. 

  1846.     gui2 = PluginEdit(None, _host, 0)

  1847.     gui2.testTimer()

  1848.     gui2.show()

  1849. 

  1850.     _app.exit_exec()