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

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  1. #!/usr/bin/env python3

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

  3. 

  4. # Carla widgets code

  5. # Copyright (C) 2011-2019 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 PyQt5.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray, QTimer

  23. from PyQt5.QtGui import QColor, QCursor, QFontMetrics, QPainter, QPainterPath, QPalette, QPixmap

  24. from PyQt5.QtWidgets import QDialog, QGroupBox, QInputDialog, QLineEdit, QMenu, QScrollArea, QVBoxLayout, QWidget

  25. 

  26. # ------------------------------------------------------------------------------------------------------------

  27. # Imports (Custom)

  28. 

  29. import ui_carla_about

  30. import ui_carla_about_juce

  31. import ui_carla_edit

  32. import ui_carla_parameter

  33. 

  34. from carla_shared import *

  35. from carla_utils import *

  36. from widgets.collapsablewidget import CollapsibleBox

  37. from widgets.paramspinbox import CustomInputDialog

  38. from widgets.pixmapkeyboard import PixmapKeyboardHArea

  39. 

  40. # ------------------------------------------------------------------------------------------------------------

  41. # Carla GUI defines

  42. 

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

  44. ICON_STATE_WAIT = 2 # nothing, sets as off

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

  46. ICON_STATE_NULL = 0 # nothing

  47. 

  48. # ------------------------------------------------------------------------------------------------------------

  49. # Carla About dialog

  50. 

  51. class CarlaAboutW(QDialog):

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

  53.         QDialog.__init__(self, parent)

  54.         self.ui = ui_carla_about.Ui_CarlaAboutW()

  55.         self.ui.setupUi(self)

  56. 

  57.         if False:

  58.             # kdevelop likes this :)

  59.             host = CarlaHostNull()

  60. 

  61.         if host.isControl:

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

  63.         elif host.isPlugin:

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

  65.         else:

  66.             extraInfo = ""

  67. 

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

  69.                                      "<br>Version %s"

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

  71.                                      "<br>Copyright (C) 2011-2019 falkTX<br>"

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

  73. 

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

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

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

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

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

  79. 

  80.         if host.isControl:

  81.             self.ui.l_extended.hide()

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

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

  84. 

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

  86. 

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

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

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

  90.         else:

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

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

  93. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  108.                                    "</table>"

  109.                                   )

  110. 

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

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

  113. 

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

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

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

  117.                                       "Implemented Feature/Extensions:"

  118.                                       "<ul>"

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

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

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

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

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

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

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

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

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

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

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

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

  131.                                       #"<li>http://lv2plug.in/ns/ext/port-groups</li>"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  149.                                       "</ul>"))

  150. 

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

  152. 

  153.         if usingJuce and (MACOS or WINDOWS):

  154.             self.ui.l_vst2.setText(self.tr("Using Juce host"))

  155.             self.ui.l_vst3.setText(self.tr("Using Juce host"))

  156.         else:

  157.             self.ui.l_vst2.setText(self.tr("About 85% complete (missing vst bank/presets and some minor stuff)"))

  158.             self.ui.line_vst2.hide()

  159.             self.ui.l_vst3.hide()

  160.             self.ui.lid_vst3.hide()

  161. 

  162.         if MACOS:

  163.             self.ui.l_au.setText(self.tr("Using Juce host"))

  164.         else:

  165.             self.ui.line_vst3.hide()

  166.             self.ui.l_au.hide()

  167.             self.ui.lid_au.hide()

  168. 

  169.         # 3rd tab is usually longer than the 1st

  170.         # adjust appropriately

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

  172.         self.adjustSize()

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

  174. 

  175.         self.setFixedSize(self.size())

  176. 

  177.         flags  = self.windowFlags()

  178.         flags &= ~Qt.WindowContextHelpButtonHint

  179. 

  180.         if WINDOWS:

  181.             flags |= Qt.MSWindowsFixedSizeDialogHint

  182. 

  183.         self.setWindowFlags(flags)

  184. 

  185.     def done(self, r):

  186.         QDialog.done(self, r)

  187.         self.close()

  188. 

  189. # ------------------------------------------------------------------------------------------------------------

  190. # JUCE About dialog

  191. 

  192. class JuceAboutW(QDialog):

  193.     def __init__(self, parent):

  194.         QDialog.__init__(self, parent)

  195.         self.ui = ui_carla_about_juce.Ui_JuceAboutW()

  196.         self.ui.setupUi(self)

  197. 

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

  199. 

  200.         self.adjustSize()

  201.         self.setFixedSize(self.size())

  202. 

  203.         flags  = self.windowFlags()

  204.         flags &= ~Qt.WindowContextHelpButtonHint

  205. 

  206.         if WINDOWS:

  207.             flags |= Qt.MSWindowsFixedSizeDialogHint

  208. 

  209.         self.setWindowFlags(flags)

  210. 

  211.     def done(self, r):

  212.         QDialog.done(self, r)

  213.         self.close()

  214. 

  215. # ------------------------------------------------------------------------------------------------------------

  216. # Plugin Parameter

  217. 

  218. class PluginParameter(QWidget):

  219.     mappedControlChanged = pyqtSignal(int, int)

  220.     midiChannelChanged   = pyqtSignal(int, int)

  221.     valueChanged         = pyqtSignal(int, float)

  222. 

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

  224.         QWidget.__init__(self, parent)

  225.         self.host = host

  226.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  227.         self.ui.setupUi(self)

  228. 

  229.         if False:

  230.             # kdevelop likes this :)

  231.             host = CarlaHostNull()

  232.             self.host = host

  233. 

  234.         # -------------------------------------------------------------

  235.         # Internal stuff

  236. 

  237.         self.fMappedCtrl  = CONTROL_VALUE_NONE

  238.         self.fMidiChannel = 1

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

  240.         self.fPluginId    = pluginId

  241.         self.fTabIndex    = tabIndex

  242. 

  243.         # -------------------------------------------------------------

  244.         # Set-up GUI

  245. 

  246.         pType  = pInfo['type']

  247.         pHints = pInfo['hints']

  248. 

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

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

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

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

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

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

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

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

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

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

  259. 

  260.         if pInfo['comment']:

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

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

  263. 

  264.         if pType == PARAMETER_INPUT:

  265.             if not pHints & PARAMETER_IS_ENABLED:

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

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

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

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

  270. 

  271.             elif not pHints & PARAMETER_IS_AUTOMABLE:

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

  273. 

  274.             if pHints & PARAMETER_IS_READ_ONLY:

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

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

  277. 

  278.         elif pType == PARAMETER_OUTPUT:

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

  280. 

  281.         else:

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

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

  284. 

  285.         # Only set value after all hints are handled

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

  287. 

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

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

  290. 

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

  292.         self.ui.widget.updateAll()

  293. 

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

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

  296. 

  297.         # -------------------------------------------------------------

  298.         # Set-up connections

  299. 

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

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

  302. 

  303.         # -------------------------------------------------------------

  304. 

  305.     def getPluginId(self):

  306.         return self.fPluginId

  307. 

  308.     def getTabIndex(self):

  309.         return self.fTabIndex

  310. 

  311.     def setPluginId(self, pluginId):

  312.         self.fPluginId = pluginId

  313. 

  314.     def setDefault(self, value):

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

  316. 

  317.     def setValue(self, value):

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

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

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

  321. 

  322.     def setMappedControlIndex(self, control):

  323.         self.fMappedCtrl = control

  324. 

  325.     def setMidiChannel(self, channel):

  326.         self.fMidiChannel = channel

  327. 

  328.     def setLabelWidth(self, width):

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

  330. 

  331.     @pyqtSlot()

  332.     def slot_optionsCustomMenu(self):

  333.         menu = QMenu(self)

  334. 

  335.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

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

  337.         elif self.fMappedCtrl == CONTROL_VALUE_CV:

  338.             title = self.tr("Exposed as CV")

  339.         else:

  340.             title = self.tr("Mapped to CC %i, channel %i" % (self.fMappedCtrl, self.fMidiChannel))

  341. 

  342.         actTitle = menu.addAction(title)

  343.         actTitle.setEnabled(False)

  344. 

  345.         menu.addSeparator()

  346. 

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

  348. 

  349.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

  350.             actUnmap.setCheckable(True)

  351.             actUnmap.setChecked(True)

  352. 

  353.         menu.addSection("CV")

  354. 

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

  356. 

  357.         if self.fMappedCtrl == CONTROL_VALUE_CV:

  358.             actCV.setCheckable(True)

  359.             actCV.setChecked(True)

  360. 

  361.         menu.addSection("MIDI")

  362. 

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

  364. 

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

  366.             action = menuMIDI.menuAction()

  367.             action.setCheckable(True)

  368.             action.setChecked(True)

  369. 

  370.         inlist = False

  371.         actCCs = []

  372.         for cc in MIDI_CC_LIST:

  373.             action = menuMIDI.addAction(cc)

  374.             actCCs.append(action)

  375. 

  376.             if self.fMappedCtrl >= 0:

  377.                 ccx = int(cc.split(" ", 1)[0], 16)

  378. 

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

  380.                     inlist = True

  381.                     action = menuMIDI.addAction(self.tr("0x%x (Custom)" % self.fMappedCtrl))

  382.                     action.setCheckable(True)

  383.                     action.setChecked(True)

  384.                     actCCs.append(action)

  385. 

  386.                 elif ccx == self.fMappedCtrl:

  387.                     inlist = True

  388.                     action.setCheckable(True)

  389.                     action.setChecked(True)

  390. 

  391.         # TODO

  392.         #menuMIDI.addAction(self.tr("Custom..."))

  393. 

  394.         # TODO

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

  396. 

  397.         #if self.fMappedCtrl == CONTROL_VALUE_MIDI_PITCHBEND:

  398.             #actPitchbend.setCheckable(True)

  399.             #actPitchbend.setChecked(True)

  400. 

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

  402. 

  403.         actChannels = []

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

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

  406.             actChannels.append(action)

  407. 

  408.             if self.fMidiChannel == i:

  409.                 action.setCheckable(True)

  410.                 action.setChecked(True)

  411. 

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

  413. 

  414.         if not actSel:

  415.             return

  416. 

  417.         if actSel in actChannels:

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

  419.             self.fMidiChannel = channel

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

  421.             return

  422. 

  423.         if actSel == actUnmap:

  424.             ctrl = CONTROL_VALUE_NONE

  425.         elif actSel == actCV:

  426.             ctrl = CONTROL_VALUE_CV

  427.         elif actSel in actCCs:

  428.             ctrl = int(actSel.text().split(" ", 1)[0].replace("&",""), 16)

  429.         #elif actSel in actPitchbend:

  430.             #ctrl = CONTROL_VALUE_MIDI_PITCHBEND

  431.         else:

  432.             return

  433. 

  434.         self.fMappedCtrl = ctrl

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

  436. 

  437.     @pyqtSlot(bool)

  438.     def slot_parameterDragStateChanged(self, touch):

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

  440. 

  441.     def _textCallBack(self):

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

  443. 

  444.     def _valueCallBack(self, value):

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

  446. 

  447. # ------------------------------------------------------------------------------------------------------------

  448. # Plugin Editor Parent (Meta class)

  449. 

  450. class PluginEditParentMeta():

  451. #class PluginEditParentMeta(metaclass=ABCMeta):

  452.     @abstractmethod

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

  454.         raise NotImplementedError

  455. 

  456.     @abstractmethod

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

  458.         raise NotImplementedError

  459. 

  460.     @abstractmethod

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

  462.         raise NotImplementedError

  463. 

  464.     @abstractmethod

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

  466.         raise NotImplementedError

  467. 

  468.     @abstractmethod

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

  470.         raise NotImplementedError

  471. 

  472.     @abstractmethod

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

  474.         raise NotImplementedError

  475. 

  476.     @abstractmethod

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

  478.         raise NotImplementedError

  479. 

  480.     @abstractmethod

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

  482.         raise NotImplementedError

  483. 

  484. # ------------------------------------------------------------------------------------------------------------

  485. # Plugin Editor (Built-in)

  486. 

  487. class PluginEdit(QDialog):

  488.     # signals

  489.     SIGTERM = pyqtSignal()

  490.     SIGUSR1 = pyqtSignal()

  491. 

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

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

  494.         self.host = host

  495.         self.ui = ui_carla_edit.Ui_PluginEdit()

  496.         self.ui.setupUi(self)

  497. 

  498.         if False:

  499.             # kdevelop likes this :)

  500.             parent = PluginEditParentMeta()

  501.             host = CarlaHostNull()

  502.             self.host = host

  503. 

  504.         # -------------------------------------------------------------

  505.         # Internal stuff

  506. 

  507.         self.fGeometry   = QByteArray()

  508.         self.fParent     = parent

  509.         self.fPluginId   = pluginId

  510.         self.fPluginInfo = None

  511. 

  512.         self.fCurrentStateFilename = None

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

  514.         self.fFirstInit      = True

  515. 

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

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

  518. 

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

  520. 

  521.         self.fTabIconOff    = QIcon(":/bitmaps/led_off.png")

  522.         self.fTabIconOn     = QIcon(":/bitmaps/led_yellow.png")

  523.         self.fTabIconTimers = []

  524. 

  525.         # used during testing

  526.         self.fIdleTimerId = 0

  527. 

  528.         # -------------------------------------------------------------

  529.         # Set-up GUI

  530. 

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

  532.         labelPluginFont.setPixelSize(15)

  533.         labelPluginFont.setWeight(75)

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

  535. 

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

  537.         self.ui.dial_drywet.setPixmap(3)

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

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

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

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

  542. 

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

  544.         self.ui.dial_vol.setPixmap(3)

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

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

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

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

  549. 

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

  551.         self.ui.dial_b_left.setPixmap(4)

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

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

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

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

  556. 

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

  558.         self.ui.dial_b_right.setPixmap(4)

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

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

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

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

  563. 

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

  565.         self.ui.dial_pan.setPixmap(4)

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

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

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

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

  570. 

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

  572. 

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

  574.         self.ui.keyboard   = self.ui.scrollArea.keyboard

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

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

  577. 

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

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

  580. 

  581.         # todo

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

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

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

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

  586. 

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

  588. 

  589.         self.reloadAll()

  590. 

  591.         self.fFirstInit = False

  592. 

  593.         # -------------------------------------------------------------

  594.         # Set-up connections

  595. 

  596.         self.finished.connect(self.slot_finished)

  597. 

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

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

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

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

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

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

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

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

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

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

  608. 

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

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

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

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

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

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

  615. 

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

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

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

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

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

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

  622. 

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

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

  625. 

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

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

  628. 

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

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

  631. 

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

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

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

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

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

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

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

  639. 

  640.     #------------------------------------------------------------------

  641. 

  642.     @pyqtSlot(int, int, int, int)

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

  644.         if self.fPluginId != pluginId: return

  645. 

  646.         if self.fControlChannel == channel:

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

  648. 

  649.         playItem = (channel, note)

  650. 

  651.         if playItem not in self.fPlayingNotes:

  652.             self.fPlayingNotes.append(playItem)

  653. 

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

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

  656. 

  657.     @pyqtSlot(int, int, int)

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

  659.         if self.fPluginId != pluginId: return

  660. 

  661.         if self.fControlChannel == channel:

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

  663. 

  664.         playItem = (channel, note)

  665. 

  666.         if playItem in self.fPlayingNotes:

  667.             self.fPlayingNotes.remove(playItem)

  668. 

  669.         if len(self.fPlayingNotes) == 0 and self.fParent is not None:

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

  671. 

  672.     @pyqtSlot(int)

  673.     def slot_handleUpdateCallback(self, pluginId):

  674.         if self.fPluginId == pluginId:

  675.             self.updateInfo()

  676. 

  677.     @pyqtSlot(int)

  678.     def slot_handleReloadInfoCallback(self, pluginId):

  679.         if self.fPluginId == pluginId:

  680.             self.reloadInfo()

  681. 

  682.     @pyqtSlot(int)

  683.     def slot_handleReloadParametersCallback(self, pluginId):

  684.         if self.fPluginId == pluginId:

  685.             self.reloadParameters()

  686. 

  687.     @pyqtSlot(int)

  688.     def slot_handleReloadProgramsCallback(self, pluginId):

  689.         if self.fPluginId == pluginId:

  690.             self.reloadPrograms()

  691. 

  692.     @pyqtSlot(int)

  693.     def slot_handleReloadAllCallback(self, pluginId):

  694.         if self.fPluginId == pluginId:

  695.             self.reloadAll()

  696. 

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

  698. 

  699.     def updateInfo(self):

  700.         # Update current program text

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

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

  703.             if pIndex >= 0:

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

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

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

  707. 

  708.         # Update current midi program text

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

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

  711.             if mpIndex >= 0:

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

  713.                 mpBank  = mpData['bank']

  714.                 mpProg  = mpData['program']

  715.                 mpName  = mpData['name']

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

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

  718. 

  719.         # Update all parameter values

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

  721.             paramWidget.blockSignals(True)

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

  723.             paramWidget.blockSignals(False)

  724. 

  725.         # and the internal ones too

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

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

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

  729. 

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

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

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

  733. 

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

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

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

  737. 

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

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

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

  741. 

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

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

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

  745. 

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

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

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

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

  750.         self.ui.keyboard.allNotesOff()

  751.         self._updateCtrlPrograms()

  752. 

  753.         self.fParametersToUpdate = []

  754. 

  755.     #------------------------------------------------------------------

  756. 

  757.     def reloadAll(self):

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

  759. 

  760.         self.reloadInfo()

  761.         self.reloadParameters()

  762.         self.reloadPrograms()

  763. 

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

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

  766. 

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

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

  769. 

  770.     #------------------------------------------------------------------

  771. 

  772.     def reloadInfo(self):

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

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

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

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

  777. 

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

  779. 

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

  781. 

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

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

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

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

  786. 

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

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

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

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

  791. 

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

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

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

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

  796. 

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

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

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

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

  801. 

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

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

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

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

  806. 

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

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

  809. 

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

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

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

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

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

  815. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  834. 

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

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

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

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

  839. 

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

  841. 

  842.         # Show/hide keyboard

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

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

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

  846. 

  847.         # Force-update parent for new hints

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

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

  850. 

  851.     def reloadParameters(self):

  852.         # Reset

  853.         self.fParameterList      = []

  854.         self.fParametersToUpdate = []

  855.         self.fTabIconTimers      = []

  856. 

  857.         # Remove all previous parameters

  858.         for x in range(self.ui.tabWidget.count()-1):

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

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

  861. 

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

  863. 

  864.         # -----------------------------------------------------------------

  865. 

  866.         if parameterCount <= 0:

  867.             return

  868. 

  869.         # -----------------------------------------------------------------

  870. 

  871.         paramInputList   = []

  872.         paramOutputList  = []

  873.         paramInputWidth  = 0

  874.         paramOutputWidth = 0

  875. 

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

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

  878. 

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

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

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

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

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

  884. 

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

  886.                 continue

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

  888.                 continue

  889. 

  890.             parameter = {

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

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

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

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

  895.                 'scalePoints': [],

  896. 

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

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

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

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

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

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

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

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

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

  906. 

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

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

  909. 

  910.                 'current': paramValue

  911.             }

  912. 

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

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

  915. 

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

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

  918.                     'label': scalePointInfo['label']

  919.                 })

  920. 

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

  922. 

  923.             # -----------------------------------------------------------------

  924.             # Get width values, in packs of 20

  925. 

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

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

  928. 

  929.                 if paramInputWidthTMP > paramInputWidth:

  930.                     paramInputWidth = paramInputWidthTMP

  931. 

  932.                 paramInputList.append(parameter)

  933. 

  934.             else:

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

  936. 

  937.                 if paramOutputWidthTMP > paramOutputWidth:

  938.                     paramOutputWidth = paramOutputWidthTMP

  939. 

  940.                 paramOutputList.append(parameter)

  941. 

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

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

  944. 

  945.         # Create parameter tabs + widgets

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

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

  948. 

  949.     def reloadPrograms(self):

  950.         # Programs

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

  952.         self.ui.cb_programs.clear()

  953. 

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

  955. 

  956.         if programCount > 0:

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

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

  959. 

  960.             for i in range(programCount):

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

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

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

  964. 

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

  966. 

  967.         else:

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

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

  970. 

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

  972. 

  973.         # MIDI Programs

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

  975.         self.ui.cb_midi_programs.clear()

  976. 

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

  978. 

  979.         if midiProgramCount > 0:

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

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

  982. 

  983.             for i in range(midiProgramCount):

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

  985.                 mpBank = mpData['bank']

  986.                 mpProg = mpData['program']

  987.                 mpName = mpData['name']

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

  989. 

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

  991. 

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

  993. 

  994.         else:

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

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

  997. 

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

  999. 

  1000.         self.ui.sw_programs.setEnabled(programCount > 0 or midiProgramCount > 0)

  1001. 

  1002.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1003.             self.ui.b_load_state.setEnabled(programCount > 0)

  1004. 

  1005.     #------------------------------------------------------------------

  1006. 

  1007.     def clearNotes(self):

  1008.          self.fPlayingNotes = []

  1009.          self.ui.keyboard.allNotesOff()

  1010. 

  1011.     def noteOn(self, channel, note, velocity):

  1012.         if self.fControlChannel == channel:

  1013.             self.ui.keyboard.sendNoteOn(note, False)

  1014. 

  1015.     def noteOff(self, channel, note):

  1016.         if self.fControlChannel == channel:

  1017.             self.ui.keyboard.sendNoteOff(note, False)

  1018. 

  1019.     #------------------------------------------------------------------

  1020. 

  1021.     def getHints(self):

  1022.         return self.fPluginInfo['hints']

  1023. 

  1024.     def setPluginId(self, idx):

  1025.         self.fPluginId = idx

  1026. 

  1027.     def setName(self, name):

  1028.         self.fPluginInfo['name'] = name

  1029.         self.ui.label_plugin.setText("\n%s\n" % name)

  1030.         self.setWindowTitle(name)

  1031. 

  1032.     #------------------------------------------------------------------

  1033. 

  1034.     def setParameterValue(self, parameterId, value):

  1035.         for paramItem in self.fParametersToUpdate:

  1036.             if paramItem[0] == parameterId:

  1037.                 paramItem[1] = value

  1038.                 break

  1039.         else:

  1040.             self.fParametersToUpdate.append([parameterId, value])

  1041. 

  1042.     def setParameterDefault(self, parameterId, value):

  1043.         for paramType, paramId, paramWidget in self.fParameterList:

  1044.             if paramId == parameterId:

  1045.                 paramWidget.setDefault(value)

  1046.                 break

  1047. 

  1048.     def setParameterMappedControlIndex(self, parameterId, control):

  1049.         for paramType, paramId, paramWidget in self.fParameterList:

  1050.             if paramId == parameterId:

  1051.                 paramWidget.setMappedControlIndex(control)

  1052.                 break

  1053. 

  1054.     def setParameterMidiChannel(self, parameterId, channel):

  1055.         for paramType, paramId, paramWidget in self.fParameterList:

  1056.             if paramId == parameterId:

  1057.                 paramWidget.setMidiChannel(channel+1)

  1058.                 break

  1059. 

  1060.     def setProgram(self, index):

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

  1062.         self.ui.cb_programs.setCurrentIndex(index)

  1063.         self.ui.cb_programs.blockSignals(False)

  1064.         self._updateParameterValues()

  1065. 

  1066.     def setMidiProgram(self, index):

  1067.         self.ui.cb_midi_programs.blockSignals(True)

  1068.         self.ui.cb_midi_programs.setCurrentIndex(index)

  1069.         self.ui.cb_midi_programs.blockSignals(False)

  1070.         self._updateParameterValues()

  1071. 

  1072.     def setOption(self, option, yesNo):

  1073.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1074.             widget = self.ui.ch_use_chunks

  1075.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1076.             widget = self.ui.ch_fixed_buffer

  1077.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1078.             widget = self.ui.ch_force_stereo

  1079.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1080.             widget = self.ui.ch_map_program_changes

  1081.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1082.             widget = self.ui.ch_send_program_changes

  1083.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1084.             widget = self.ui.ch_send_control_changes

  1085.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1086.             widget = self.ui.ch_send_channel_pressure

  1087.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1088.             widget = self.ui.ch_send_note_aftertouch

  1089.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1090.             widget = self.ui.ch_send_pitchbend

  1091.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1092.             widget = self.ui.ch_send_all_sound_off

  1093.         else:

  1094.             return

  1095. 

  1096.         widget.blockSignals(True)

  1097.         widget.setChecked(yesNo)

  1098.         widget.blockSignals(False)

  1099. 

  1100.     #------------------------------------------------------------------

  1101. 

  1102.     def setVisible(self, yesNo):

  1103.         if yesNo:

  1104.             if not self.fGeometry.isNull():

  1105.                 self.restoreGeometry(self.fGeometry)

  1106.         else:

  1107.             self.fGeometry = self.saveGeometry()

  1108. 

  1109.         QDialog.setVisible(self, yesNo)

  1110. 

  1111.     #------------------------------------------------------------------

  1112. 

  1113.     def idleSlow(self):

  1114.         # Check Tab icons

  1115.         for i in range(len(self.fTabIconTimers)):

  1116.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1117.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

  1118.             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:

  1119.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1120.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1121.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1122.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1123. 

  1124.         # Check parameters needing update

  1125.         for index, value in self.fParametersToUpdate:

  1126.             if index == PARAMETER_DRYWET:

  1127.                 self.ui.dial_drywet.blockSignals(True)

  1128.                 self.ui.dial_drywet.setValue(value)

  1129.                 self.ui.dial_drywet.blockSignals(False)

  1130. 

  1131.             elif index == PARAMETER_VOLUME:

  1132.                 self.ui.dial_vol.blockSignals(True)

  1133.                 self.ui.dial_vol.setValue(value)

  1134.                 self.ui.dial_vol.blockSignals(False)

  1135. 

  1136.             elif index == PARAMETER_BALANCE_LEFT:

  1137.                 self.ui.dial_b_left.blockSignals(True)

  1138.                 self.ui.dial_b_left.setValue(value)

  1139.                 self.ui.dial_b_left.blockSignals(False)

  1140. 

  1141.             elif index == PARAMETER_BALANCE_RIGHT:

  1142.                 self.ui.dial_b_right.blockSignals(True)

  1143.                 self.ui.dial_b_right.setValue(value)

  1144.                 self.ui.dial_b_right.blockSignals(False)

  1145. 

  1146.             elif index == PARAMETER_PANNING:

  1147.                 self.ui.dial_pan.blockSignals(True)

  1148.                 self.ui.dial_pan.setValue(value)

  1149.                 self.ui.dial_pan.blockSignals(False)

  1150. 

  1151.             elif index == PARAMETER_CTRL_CHANNEL:

  1152.                 self.fControlChannel = round(value)

  1153.                 self.ui.sb_ctrl_channel.blockSignals(True)

  1154.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  1155.                 self.ui.sb_ctrl_channel.blockSignals(False)

  1156.                 self.ui.keyboard.allNotesOff()

  1157.                 self._updateCtrlPrograms()

  1158. 

  1159.             elif index >= 0:

  1160.                 for paramType, paramId, paramWidget in self.fParameterList:

  1161.                     if paramId != index:

  1162.                         continue

  1163.                     # FIXME see below

  1164.                     if paramType != PARAMETER_INPUT:

  1165.                         continue

  1166. 

  1167.                     paramWidget.blockSignals(True)

  1168.                     paramWidget.setValue(value)

  1169.                     paramWidget.blockSignals(False)

  1170. 

  1171.                     #if paramType == PARAMETER_INPUT:

  1172.                     tabIndex = paramWidget.getTabIndex()

  1173. 

  1174.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1175.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1176. 

  1177.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1178.                     break

  1179. 

  1180.         # Clear all parameters

  1181.         self.fParametersToUpdate = []

  1182. 

  1183.         # Update parameter outputs | FIXME needed?

  1184.         for paramType, paramId, paramWidget in self.fParameterList:

  1185.             if paramType != PARAMETER_OUTPUT:

  1186.                 continue

  1187. 

  1188.             paramWidget.blockSignals(True)

  1189.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1190.             paramWidget.blockSignals(False)

  1191. 

  1192.     #------------------------------------------------------------------

  1193. 

  1194.     @pyqtSlot()

  1195.     def slot_stateSave(self):

  1196.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1197.             # TODO

  1198.             return

  1199. 

  1200.         if self.fCurrentStateFilename:

  1201.             askTry = QMessageBox.question(self, self.tr("Overwrite?"), self.tr("Overwrite previously created file?"), QMessageBox.Ok|QMessageBox.Cancel)

  1202. 

  1203.             if askTry == QMessageBox.Ok:

  1204.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1205.                 return

  1206. 

  1207.             self.fCurrentStateFilename = None

  1208. 

  1209.         fileFilter = self.tr("Carla State File (*.carxs)")

  1210.         filename, ok = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1211. 

  1212.         # FIXME use ok value, test if it works as expected

  1213.         if not filename:

  1214.             return

  1215. 

  1216.         if not filename.lower().endswith(".carxs"):

  1217.             filename += ".carxs"

  1218. 

  1219.         self.fCurrentStateFilename = filename

  1220.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1221. 

  1222.     @pyqtSlot()

  1223.     def slot_stateLoad(self):

  1224.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1225.             presetList = []

  1226. 

  1227.             for i in range(self.host.get_program_count(self.fPluginId)):

  1228.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1229. 

  1230.             ret = QInputDialog.getItem(self, self.tr("Open LV2 Preset"), self.tr("Select an LV2 Preset:"), presetList, 0, False)

  1231. 

  1232.             if ret[1]:

  1233.                 index = int(ret[0].split(" - ", 1)[0])-1

  1234.                 self.host.set_program(self.fPluginId, index)

  1235.                 self.setMidiProgram(-1)

  1236. 

  1237.             return

  1238. 

  1239.         fileFilter = self.tr("Carla State File (*.carxs)")

  1240.         filename, ok = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1241. 

  1242.         # FIXME use ok value, test if it works as expected

  1243.         if not filename:

  1244.             return

  1245. 

  1246.         self.fCurrentStateFilename = filename

  1247.         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1248. 

  1249.     #------------------------------------------------------------------

  1250. 

  1251.     @pyqtSlot(bool)

  1252.     def slot_optionChanged(self, clicked):

  1253.         sender = self.sender()

  1254. 

  1255.         if sender == self.ui.ch_use_chunks:

  1256.             option = PLUGIN_OPTION_USE_CHUNKS

  1257.         elif sender == self.ui.ch_fixed_buffer:

  1258.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1259.         elif sender == self.ui.ch_force_stereo:

  1260.             option = PLUGIN_OPTION_FORCE_STEREO

  1261.         elif sender == self.ui.ch_map_program_changes:

  1262.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1263.         elif sender == self.ui.ch_send_program_changes:

  1264.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1265.         elif sender == self.ui.ch_send_control_changes:

  1266.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1267.         elif sender == self.ui.ch_send_channel_pressure:

  1268.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

  1269.         elif sender == self.ui.ch_send_note_aftertouch:

  1270.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

  1271.         elif sender == self.ui.ch_send_pitchbend:

  1272.             option = PLUGIN_OPTION_SEND_PITCHBEND

  1273.         elif sender == self.ui.ch_send_all_sound_off:

  1274.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1275.         else:

  1276.             return

  1277. 

  1278.         #--------------------------------------------------------------

  1279.         # handle map-program-changes and send-program-changes conflict

  1280. 

  1281.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1282.             self.ui.ch_send_program_changes.setEnabled(False)

  1283. 

  1284.             # disable send-program-changes if needed

  1285.             if self.ui.ch_send_program_changes.isChecked():

  1286.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1287. 

  1288.         #--------------------------------------------------------------

  1289.         # set option

  1290. 

  1291.         self.host.set_option(self.fPluginId, option, clicked)

  1292. 

  1293.         #--------------------------------------------------------------

  1294.         # handle map-program-changes and send-program-changes conflict

  1295. 

  1296.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1297.             self.ui.ch_send_program_changes.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1298. 

  1299.             # restore send-program-changes if needed

  1300.             if self.ui.ch_send_program_changes.isChecked():

  1301.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1302. 

  1303.     #------------------------------------------------------------------

  1304. 

  1305.     @pyqtSlot(float)

  1306.     def slot_dryWetChanged(self, value):

  1307.         self.host.set_drywet(self.fPluginId, value)

  1308. 

  1309.         if self.fParent is not None:

  1310.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1311. 

  1312.     @pyqtSlot(float)

  1313.     def slot_volumeChanged(self, value):

  1314.         self.host.set_volume(self.fPluginId, value)

  1315. 

  1316.         if self.fParent is not None:

  1317.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1318. 

  1319.     @pyqtSlot(float)

  1320.     def slot_balanceLeftChanged(self, value):

  1321.         self.host.set_balance_left(self.fPluginId, value)

  1322. 

  1323.         if self.fParent is not None:

  1324.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1325. 

  1326.     @pyqtSlot(float)

  1327.     def slot_balanceRightChanged(self, value):

  1328.         self.host.set_balance_right(self.fPluginId, value)

  1329. 

  1330.         if self.fParent is not None:

  1331.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1332. 

  1333.     @pyqtSlot(float)

  1334.     def slot_panChanged(self, value):

  1335.         self.host.set_panning(self.fPluginId, value)

  1336. 

  1337.         if self.fParent is not None:

  1338.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1339. 

  1340.     @pyqtSlot(int)

  1341.     def slot_ctrlChannelChanged(self, value):

  1342.         self.fControlChannel = value-1

  1343.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1344. 

  1345.         self.ui.keyboard.allNotesOff()

  1346.         self._updateCtrlPrograms()

  1347. 

  1348.     #------------------------------------------------------------------

  1349. 

  1350.     @pyqtSlot(int, float)

  1351.     def slot_parameterValueChanged(self, parameterId, value):

  1352.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1353. 

  1354.         if self.fParent is not None:

  1355.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1356. 

  1357.     @pyqtSlot(int, int)

  1358.     def slot_parameterMappedControlChanged(self, parameterId, control):

  1359.         self.host.set_parameter_mapped_control_index(self.fPluginId, parameterId, control)

  1360. 

  1361.     @pyqtSlot(int, int)

  1362.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1363.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1364. 

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

  1366. 

  1367.     @pyqtSlot(int)

  1368.     def slot_programIndexChanged(self, index):

  1369.         self.host.set_program(self.fPluginId, index)

  1370. 

  1371.         if self.fParent is not None:

  1372.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1373. 

  1374.         self._updateParameterValues()

  1375. 

  1376.     @pyqtSlot(int)

  1377.     def slot_midiProgramIndexChanged(self, index):

  1378.         self.host.set_midi_program(self.fPluginId, index)

  1379. 

  1380.         if self.fParent is not None:

  1381.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1382. 

  1383.         self._updateParameterValues()

  1384. 

  1385.     #------------------------------------------------------------------

  1386. 

  1387.     @pyqtSlot(int)

  1388.     def slot_noteOn(self, note):

  1389.         if self.fControlChannel >= 0:

  1390.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1391. 

  1392.         if self.fParent is not None:

  1393.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1394. 

  1395.     @pyqtSlot(int)

  1396.     def slot_noteOff(self, note):

  1397.         if self.fControlChannel >= 0:

  1398.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1399. 

  1400.         if self.fParent is not None:

  1401.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1402. 

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

  1404. 

  1405.     @pyqtSlot()

  1406.     def slot_finished(self):

  1407.         if self.fParent is not None:

  1408.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1409. 

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

  1411. 

  1412.     @pyqtSlot()

  1413.     def slot_knobCustomMenu(self):

  1414.         sender   = self.sender()

  1415.         knobName = sender.objectName()

  1416. 

  1417.         if knobName == "dial_drywet":

  1418.             minimum = 0.0

  1419.             maximum = 1.0

  1420.             default = 1.0

  1421.             label   = "Dry/Wet"

  1422.         elif knobName == "dial_vol":

  1423.             minimum = 0.0

  1424.             maximum = 1.27

  1425.             default = 1.0

  1426.             label   = "Volume"

  1427.         elif knobName == "dial_b_left":

  1428.             minimum = -1.0

  1429.             maximum = 1.0

  1430.             default = -1.0

  1431.             label   = "Balance-Left"

  1432.         elif knobName == "dial_b_right":

  1433.             minimum = -1.0

  1434.             maximum = 1.0

  1435.             default = 1.0

  1436.             label   = "Balance-Right"

  1437.         elif knobName == "dial_pan":

  1438.             minimum = -1.0

  1439.             maximum = 1.0

  1440.             default = 0.0

  1441.             label   = "Panning"

  1442.         else:

  1443.             minimum = 0.0

  1444.             maximum = 1.0

  1445.             default = 0.5

  1446.             label   = "Unknown"

  1447. 

  1448.         menu = QMenu(self)

  1449.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1450.         menu.addSeparator()

  1451.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1452.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1453.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1454.         menu.addSeparator()

  1455.         actSet = menu.addAction(self.tr("Set value..."))

  1456. 

  1457.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1458.             menu.removeAction(actCenter)

  1459. 

  1460.         actSelected = menu.exec_(QCursor.pos())

  1461. 

  1462.         if actSelected == actSet:

  1463.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1464.             value, ok = QInputDialog.getInt(self, self.tr("Set value"), label, round(current*100.0), round(minimum*100.0), round(maximum*100.0), 1)

  1465.             if ok: value = float(value)/100.0

  1466. 

  1467.             if not ok:

  1468.                 return

  1469. 

  1470.         elif actSelected == actMinimum:

  1471.             value = minimum

  1472.         elif actSelected == actMaximum:

  1473.             value = maximum

  1474.         elif actSelected == actReset:

  1475.             value = default

  1476.         elif actSelected == actCenter:

  1477.             value = 0.0

  1478.         else:

  1479.             return

  1480. 

  1481.         sender.setValue(value, True)

  1482. 

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

  1484. 

  1485.     @pyqtSlot()

  1486.     def slot_channelCustomMenu(self):

  1487.         menu = QMenu(self)

  1488. 

  1489.         actNone = menu.addAction(self.tr("None"))

  1490. 

  1491.         if self.fControlChannel+1 == 0:

  1492.             actNone.setCheckable(True)

  1493.             actNone.setChecked(True)

  1494. 

  1495.         for i in range(1, 16+1):

  1496.             action = menu.addAction("%i" % i)

  1497. 

  1498.             if self.fControlChannel+1 == i:

  1499.                 action.setCheckable(True)

  1500.                 action.setChecked(True)

  1501. 

  1502.         actSel = menu.exec_(QCursor.pos())

  1503. 

  1504.         if not actSel:

  1505.             pass

  1506.         elif actSel == actNone:

  1507.             self.ui.sb_ctrl_channel.setValue(0)

  1508.         elif actSel:

  1509.             selChannel = int(actSel.text())

  1510.             self.ui.sb_ctrl_channel.setValue(selChannel)

  1511. 

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

  1513. 

  1514.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1515.         groupWidgets = {}

  1516. 

  1517.         for paramList, width in paramListFull:

  1518.             if len(paramList) == 0:

  1519.                 break

  1520. 

  1521.             tabIndex = self.ui.tabWidget.count()

  1522. 

  1523.             scrollArea = QScrollArea(self.ui.tabWidget)

  1524.             scrollArea.setWidgetResizable(True)

  1525.             scrollArea.setFrameStyle(0)

  1526. 

  1527.             palette1 = scrollArea.palette()

  1528.             palette1.setColor(QPalette.Background, Qt.transparent)

  1529.             scrollArea.setPalette(palette1)

  1530. 

  1531.             palette2 = scrollArea.palette()

  1532.             palette2.setColor(QPalette.Background, palette2.color(QPalette.Button))

  1533. 

  1534.             scrollAreaWidget = QWidget(scrollArea)

  1535.             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)

  1536.             scrollAreaLayout.setSpacing(3)

  1537. 

  1538.             for paramInfo in paramList:

  1539.                 groupName = paramInfo['groupName']

  1540.                 if groupName:

  1541.                     groupSymbol, groupName = groupName.split(":",1)

  1542.                     groupLayout, groupWidget = groupWidgets.get(groupSymbol, (None, None))

  1543.                     if groupLayout is None:

  1544.                         groupWidget = CollapsibleBox(groupName, scrollAreaWidget)

  1545.                         groupLayout = groupWidget.getContentLayout()

  1546.                         groupWidget.setPalette(palette2)

  1547.                         scrollAreaLayout.addWidget(groupWidget)

  1548.                         groupWidgets[groupSymbol] = (groupLayout, groupWidget)

  1549.                 else:

  1550.                     groupLayout = scrollAreaLayout

  1551.                     groupWidget = scrollAreaWidget

  1552. 

  1553.                 paramWidget = PluginParameter(groupWidget, self.host, paramInfo, self.fPluginId, tabIndex)

  1554.                 paramWidget.setLabelWidth(width)

  1555.                 groupLayout.addWidget(paramWidget)

  1556. 

  1557.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1558. 

  1559.                 if paramType == PARAMETER_INPUT:

  1560.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1561. 

  1562.                 paramWidget.mappedControlChanged.connect(self.slot_parameterMappedControlChanged)

  1563.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1564. 

  1565.             scrollAreaLayout.addStretch()

  1566. 

  1567.             scrollArea.setWidget(scrollAreaWidget)

  1568. 

  1569.             self.ui.tabWidget.addTab(scrollArea, tabPageName)

  1570. 

  1571.             if paramType == PARAMETER_INPUT:

  1572.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1573. 

  1574.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1575. 

  1576.     def _updateCtrlPrograms(self):

  1577.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1578. 

  1579.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH or self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):

  1580.             return

  1581. 

  1582.         if self.fControlChannel < 0:

  1583.             self.ui.cb_programs.setEnabled(False)

  1584.             self.ui.cb_midi_programs.setEnabled(False)

  1585.             return

  1586. 

  1587.         self.ui.cb_programs.setEnabled(True)

  1588.         self.ui.cb_midi_programs.setEnabled(True)

  1589. 

  1590.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1591. 

  1592.         if self.ui.cb_programs.currentIndex() != pIndex:

  1593.             self.setProgram(pIndex)

  1594. 

  1595.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1596. 

  1597.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1598.             self.setMidiProgram(mpIndex)

  1599. 

  1600.     def _updateParameterValues(self):

  1601.         for paramType, paramId, paramWidget in self.fParameterList:

  1602.             paramWidget.blockSignals(True)

  1603.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1604.             paramWidget.blockSignals(False)

  1605. 

  1606.     #------------------------------------------------------------------

  1607. 

  1608.     def testTimer(self):

  1609.         self.fIdleTimerId = self.startTimer(50)

  1610. 

  1611.         self.SIGTERM.connect(self.testTimerClose)

  1612.         gCarla.gui = self

  1613.         setUpSignals()

  1614. 

  1615.     def testTimerClose(self):

  1616.         self.close()

  1617.         app.quit()

  1618. 

  1619.     #------------------------------------------------------------------

  1620. 

  1621.     def closeEvent(self, event):

  1622.         if self.fIdleTimerId != 0:

  1623.             self.killTimer(self.fIdleTimerId)

  1624.             self.fIdleTimerId = 0

  1625. 

  1626.             self.host.engine_close()

  1627. 

  1628.         QDialog.closeEvent(self, event)

  1629. 

  1630.     def timerEvent(self, event):

  1631.         if event.timerId() == self.fIdleTimerId:

  1632.             self.host.engine_idle()

  1633.             self.idleSlow()

  1634. 

  1635.         QDialog.timerEvent(self, event)

  1636. 

  1637.     def done(self, r):

  1638.         QDialog.done(self, r)

  1639.         self.close()

  1640. 

  1641. # ------------------------------------------------------------------------------------------------------------

  1642. # Main

  1643. 

  1644. if __name__ == '__main__':

  1645.     from carla_app import CarlaApplication

  1646.     from carla_host import initHost, loadHostSettings

  1647. 

  1648.     app  = CarlaApplication()

  1649.     host = initHost("Widgets", None, False, False, False)

  1650.     loadHostSettings(host)

  1651. 

  1652.     host.engine_init("JACK", "Carla-Widgets")

  1653.     host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1654.     host.set_active(0, True)

  1655. 

  1656.     gui1 = CarlaAboutW(None, host)

  1657.     gui1.show()

  1658. 

  1659.     gui2 = PluginEdit(None, host, 0)

  1660.     gui2.testTimer()

  1661.     gui2.show()

  1662. 

  1663.     app.exit_exec()