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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. 

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

  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.         if WINDOWS:

  204.             self.setWindowFlags(self.windowFlags()|Qt.MSWindowsFixedSizeDialogHint)

  205. 

  206.     def done(self, r):

  207.         QDialog.done(self, r)

  208.         self.close()

  209. 

  210. # ------------------------------------------------------------------------------------------------------------

  211. # Plugin Parameter

  212. 

  213. class PluginParameter(QWidget):

  214.     mappedControlChanged = pyqtSignal(int, int)

  215.     midiChannelChanged   = pyqtSignal(int, int)

  216.     valueChanged         = pyqtSignal(int, float)

  217. 

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

  219.         QWidget.__init__(self, parent)

  220.         self.host = host

  221.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  222.         self.ui.setupUi(self)

  223. 

  224.         if False:

  225.             # kdevelop likes this :)

  226.             host = CarlaHostNull()

  227.             self.host = host

  228. 

  229.         # -------------------------------------------------------------

  230.         # Internal stuff

  231. 

  232.         self.fMappedCtrl  = CONTROL_VALUE_NONE

  233.         self.fMidiChannel = 1

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

  235.         self.fPluginId    = pluginId

  236.         self.fTabIndex    = tabIndex

  237. 

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

  239.         # Set-up GUI

  240. 

  241.         pType  = pInfo['type']

  242.         pHints = pInfo['hints']

  243. 

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

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

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

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

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

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

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

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

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

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

  254. 

  255.         if pInfo['comment']:

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

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

  258. 

  259.         if pType == PARAMETER_INPUT:

  260.             if not pHints & PARAMETER_IS_ENABLED:

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

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

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

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

  265. 

  266.             elif not pHints & PARAMETER_IS_AUTOMABLE:

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

  268. 

  269.             if pHints & PARAMETER_IS_READ_ONLY:

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

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

  272. 

  273.         elif pType == PARAMETER_OUTPUT:

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

  275. 

  276.         else:

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

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

  279. 

  280.         # Only set value after all hints are handled

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

  282. 

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

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

  285. 

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

  287.         self.ui.widget.updateAll()

  288. 

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

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

  291. 

  292.         # -------------------------------------------------------------

  293.         # Set-up connections

  294. 

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

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

  297. 

  298.         # -------------------------------------------------------------

  299. 

  300.     def getPluginId(self):

  301.         return self.fPluginId

  302. 

  303.     def getTabIndex(self):

  304.         return self.fTabIndex

  305. 

  306.     def setPluginId(self, pluginId):

  307.         self.fPluginId = pluginId

  308. 

  309.     def setDefault(self, value):

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

  311. 

  312.     def setValue(self, value):

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

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

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

  316. 

  317.     def setMappedControlIndex(self, control):

  318.         self.fMappedCtrl = control

  319. 

  320.     def setMidiChannel(self, channel):

  321.         self.fMidiChannel = channel

  322. 

  323.     def setLabelWidth(self, width):

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

  325. 

  326.     @pyqtSlot()

  327.     def slot_optionsCustomMenu(self):

  328.         menu = QMenu(self)

  329. 

  330.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

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

  332.         elif self.fMappedCtrl == CONTROL_VALUE_CV:

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

  334.         else:

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

  336. 

  337.         actTitle = menu.addAction(title)

  338.         actTitle.setEnabled(False)

  339. 

  340.         menu.addSeparator()

  341. 

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

  343. 

  344.         if self.fMappedCtrl == CONTROL_VALUE_NONE:

  345.             actUnmap.setCheckable(True)

  346.             actUnmap.setChecked(True)

  347. 

  348.         menu.addSection("CV")

  349. 

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

  351. 

  352.         if self.fMappedCtrl == CONTROL_VALUE_CV:

  353.             actCV.setCheckable(True)

  354.             actCV.setChecked(True)

  355. 

  356.         menu.addSection("MIDI")

  357. 

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

  359. 

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

  361.             action = menuMIDI.menuAction()

  362.             action.setCheckable(True)

  363.             action.setChecked(True)

  364. 

  365.         inlist = False

  366.         actCCs = []

  367.         for cc in MIDI_CC_LIST:

  368.             action = menuMIDI.addAction(cc)

  369.             actCCs.append(action)

  370. 

  371.             if self.fMappedCtrl >= 0:

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

  373. 

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

  375.                     inlist = True

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

  377.                     action.setCheckable(True)

  378.                     action.setChecked(True)

  379.                     actCCs.append(action)

  380. 

  381.                 elif ccx == self.fMappedCtrl:

  382.                     inlist = True

  383.                     action.setCheckable(True)

  384.                     action.setChecked(True)

  385. 

  386.         # TODO

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

  388. 

  389.         # TODO

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

  391. 

  392.         #if self.fMappedCtrl == CONTROL_VALUE_MIDI_PITCHBEND:

  393.             #actPitchbend.setCheckable(True)

  394.             #actPitchbend.setChecked(True)

  395. 

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

  397. 

  398.         actChannels = []

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

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

  401.             actChannels.append(action)

  402. 

  403.             if self.fMidiChannel == i:

  404.                 action.setCheckable(True)

  405.                 action.setChecked(True)

  406. 

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

  408. 

  409.         if not actSel:

  410.             return

  411. 

  412.         if actSel in actChannels:

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

  414.             self.fMidiChannel = channel

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

  416.             return

  417. 

  418.         if actSel == actUnmap:

  419.             ctrl = CONTROL_VALUE_NONE

  420.         elif actSel == actCV:

  421.             ctrl = CONTROL_VALUE_CV

  422.         elif actSel in actCCs:

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

  424.         #elif actSel in actPitchbend:

  425.             #ctrl = CONTROL_VALUE_MIDI_PITCHBEND

  426.         else:

  427.             return

  428. 

  429.         self.fMappedCtrl = ctrl

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

  431. 

  432.     @pyqtSlot(bool)

  433.     def slot_parameterDragStateChanged(self, touch):

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

  435. 

  436.     def _textCallBack(self):

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

  438. 

  439.     def _valueCallBack(self, value):

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

  441. 

  442. # ------------------------------------------------------------------------------------------------------------

  443. # Plugin Editor Parent (Meta class)

  444. 

  445. class PluginEditParentMeta():

  446. #class PluginEditParentMeta(metaclass=ABCMeta):

  447.     @abstractmethod

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

  449.         raise NotImplementedError

  450. 

  451.     @abstractmethod

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

  453.         raise NotImplementedError

  454. 

  455.     @abstractmethod

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

  457.         raise NotImplementedError

  458. 

  459.     @abstractmethod

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

  461.         raise NotImplementedError

  462. 

  463.     @abstractmethod

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

  465.         raise NotImplementedError

  466. 

  467.     @abstractmethod

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

  469.         raise NotImplementedError

  470. 

  471.     @abstractmethod

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

  473.         raise NotImplementedError

  474. 

  475.     @abstractmethod

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

  477.         raise NotImplementedError

  478. 

  479. # ------------------------------------------------------------------------------------------------------------

  480. # Plugin Editor (Built-in)

  481. 

  482. class PluginEdit(QDialog):

  483.     # signals

  484.     SIGTERM = pyqtSignal()

  485.     SIGUSR1 = pyqtSignal()

  486. 

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

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

  489.         self.host = host

  490.         self.ui = ui_carla_edit.Ui_PluginEdit()

  491.         self.ui.setupUi(self)

  492. 

  493.         if False:

  494.             # kdevelop likes this :)

  495.             parent = PluginEditParentMeta()

  496.             host = CarlaHostNull()

  497.             self.host = host

  498. 

  499.         # -------------------------------------------------------------

  500.         # Internal stuff

  501. 

  502.         self.fGeometry   = QByteArray()

  503.         self.fParent     = parent

  504.         self.fPluginId   = pluginId

  505.         self.fPluginInfo = None

  506. 

  507.         self.fCurrentStateFilename = None

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

  509.         self.fFirstInit      = True

  510. 

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

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

  513. 

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

  515. 

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

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

  518.         self.fTabIconTimers = []

  519. 

  520.         # used during testing

  521.         self.fIdleTimerId = 0

  522. 

  523.         # -------------------------------------------------------------

  524.         # Set-up GUI

  525. 

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

  527.         labelPluginFont.setPixelSize(15)

  528.         labelPluginFont.setWeight(75)

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

  530. 

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

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

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

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

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

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

  537. 

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

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

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

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

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

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

  544. 

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

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

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

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

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

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

  551. 

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

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

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

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

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

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

  558. 

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

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

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

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

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

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

  565. 

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

  567. 

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

  569.         self.ui.keyboard   = self.ui.scrollArea.keyboard

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

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

  572. 

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

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

  575. 

  576.         # todo

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

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

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

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

  581. 

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

  583. 

  584.         self.reloadAll()

  585. 

  586.         self.fFirstInit = False

  587. 

  588.         # -------------------------------------------------------------

  589.         # Set-up connections

  590. 

  591.         self.finished.connect(self.slot_finished)

  592. 

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

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

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

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

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

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

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

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

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

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

  603. 

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

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

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

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

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

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

  610. 

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

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

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

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

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

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

  617. 

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

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

  620. 

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

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

  623. 

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

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

  626. 

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

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

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

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

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

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

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

  634. 

  635.     #------------------------------------------------------------------

  636. 

  637.     @pyqtSlot(int, int, int, int)

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

  639.         if self.fPluginId != pluginId: return

  640. 

  641.         if self.fControlChannel == channel:

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

  643. 

  644.         playItem = (channel, note)

  645. 

  646.         if playItem not in self.fPlayingNotes:

  647.             self.fPlayingNotes.append(playItem)

  648. 

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

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

  651. 

  652.     @pyqtSlot(int, int, int)

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

  654.         if self.fPluginId != pluginId: return

  655. 

  656.         if self.fControlChannel == channel:

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

  658. 

  659.         playItem = (channel, note)

  660. 

  661.         if playItem in self.fPlayingNotes:

  662.             self.fPlayingNotes.remove(playItem)

  663. 

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

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

  666. 

  667.     @pyqtSlot(int)

  668.     def slot_handleUpdateCallback(self, pluginId):

  669.         if self.fPluginId == pluginId:

  670.             self.updateInfo()

  671. 

  672.     @pyqtSlot(int)

  673.     def slot_handleReloadInfoCallback(self, pluginId):

  674.         if self.fPluginId == pluginId:

  675.             self.reloadInfo()

  676. 

  677.     @pyqtSlot(int)

  678.     def slot_handleReloadParametersCallback(self, pluginId):

  679.         if self.fPluginId == pluginId:

  680.             self.reloadParameters()

  681. 

  682.     @pyqtSlot(int)

  683.     def slot_handleReloadProgramsCallback(self, pluginId):

  684.         if self.fPluginId == pluginId:

  685.             self.reloadPrograms()

  686. 

  687.     @pyqtSlot(int)

  688.     def slot_handleReloadAllCallback(self, pluginId):

  689.         if self.fPluginId == pluginId:

  690.             self.reloadAll()

  691. 

  692.     #------------------------------------------------------------------

  693. 

  694.     def updateInfo(self):

  695.         # Update current program text

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

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

  698.             if pIndex >= 0:

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

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

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

  702. 

  703.         # Update current midi program text

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

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

  706.             if mpIndex >= 0:

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

  708.                 mpBank  = mpData['bank']

  709.                 mpProg  = mpData['program']

  710.                 mpName  = mpData['name']

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

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

  713. 

  714.         # Update all parameter values

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

  716.             paramWidget.blockSignals(True)

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

  718.             paramWidget.blockSignals(False)

  719. 

  720.         # and the internal ones too

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

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

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

  724. 

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

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

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

  728. 

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

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

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

  732. 

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

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

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

  736. 

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

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

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

  740. 

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

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

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

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

  745.         self.ui.keyboard.allNotesOff()

  746.         self._updateCtrlPrograms()

  747. 

  748.         self.fParametersToUpdate = []

  749. 

  750.     #------------------------------------------------------------------

  751. 

  752.     def reloadAll(self):

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

  754. 

  755.         self.reloadInfo()

  756.         self.reloadParameters()

  757.         self.reloadPrograms()

  758. 

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

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

  761. 

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

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

  764. 

  765.     #------------------------------------------------------------------

  766. 

  767.     def reloadInfo(self):

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

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

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

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

  772. 

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

  774. 

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

  776. 

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

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

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

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

  781. 

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

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

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

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

  786. 

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

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

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

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

  791. 

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

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

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

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

  796. 

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

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

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

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

  801. 

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

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

  804. 

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

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

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

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

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

  810. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  829. 

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

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

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

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

  834. 

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

  836. 

  837.         # Show/hide keyboard

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

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

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

  841. 

  842.         # Force-update parent for new hints

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

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

  845. 

  846.     def reloadParameters(self):

  847.         # Reset

  848.         self.fParameterList      = []

  849.         self.fParametersToUpdate = []

  850.         self.fTabIconTimers      = []

  851. 

  852.         # Remove all previous parameters

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

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

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

  856. 

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

  858. 

  859.         # -----------------------------------------------------------------

  860. 

  861.         if parameterCount <= 0:

  862.             return

  863. 

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

  865. 

  866.         paramInputList   = []

  867.         paramOutputList  = []

  868.         paramInputWidth  = 0

  869.         paramOutputWidth = 0

  870. 

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

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

  873. 

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

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

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

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

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

  879. 

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

  881.                 continue

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

  883.                 continue

  884. 

  885.             parameter = {

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

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

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

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

  890.                 'scalePoints': [],

  891. 

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

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

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

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

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

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

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

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

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

  901. 

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

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

  904. 

  905.                 'current': paramValue

  906.             }

  907. 

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

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

  910. 

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

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

  913.                     'label': scalePointInfo['label']

  914.                 })

  915. 

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

  917. 

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

  919.             # Get width values, in packs of 20

  920. 

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

  922.                 paramInputWidthTMP = self.fontMetrics().width(parameter['name'])

  923. 

  924.                 if paramInputWidthTMP > paramInputWidth:

  925.                     paramInputWidth = paramInputWidthTMP

  926. 

  927.                 paramInputList.append(parameter)

  928. 

  929.             else:

  930.                 paramOutputWidthTMP = self.fontMetrics().width(parameter['name'])

  931. 

  932.                 if paramOutputWidthTMP > paramOutputWidth:

  933.                     paramOutputWidth = paramOutputWidthTMP

  934. 

  935.                 paramOutputList.append(parameter)

  936. 

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

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

  939. 

  940.         # Create parameter tabs + widgets

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

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

  943. 

  944.     def reloadPrograms(self):

  945.         # Programs

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

  947.         self.ui.cb_programs.clear()

  948. 

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

  950. 

  951.         if programCount > 0:

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

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

  954. 

  955.             for i in range(programCount):

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

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

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

  959. 

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

  961. 

  962.         else:

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

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

  965. 

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

  967. 

  968.         # MIDI Programs

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

  970.         self.ui.cb_midi_programs.clear()

  971. 

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

  973. 

  974.         if midiProgramCount > 0:

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

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

  977. 

  978.             for i in range(midiProgramCount):

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

  980.                 mpBank = mpData['bank']

  981.                 mpProg = mpData['program']

  982.                 mpName = mpData['name']

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

  984. 

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

  986. 

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

  988. 

  989.         else:

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

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

  992. 

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

  994. 

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

  996. 

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

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

  999. 

  1000.     #------------------------------------------------------------------

  1001. 

  1002.     def clearNotes(self):

  1003.          self.fPlayingNotes = []

  1004.          self.ui.keyboard.allNotesOff()

  1005. 

  1006.     def noteOn(self, channel, note, velocity):

  1007.         if self.fControlChannel == channel:

  1008.             self.ui.keyboard.sendNoteOn(note, False)

  1009. 

  1010.     def noteOff(self, channel, note):

  1011.         if self.fControlChannel == channel:

  1012.             self.ui.keyboard.sendNoteOff(note, False)

  1013. 

  1014.     #------------------------------------------------------------------

  1015. 

  1016.     def getHints(self):

  1017.         return self.fPluginInfo['hints']

  1018. 

  1019.     def setPluginId(self, idx):

  1020.         self.fPluginId = idx

  1021. 

  1022.     def setName(self, name):

  1023.         self.fPluginInfo['name'] = name

  1024.         self.ui.label_plugin.setText("\n%s\n" % name)

  1025.         self.setWindowTitle(name)

  1026. 

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

  1028. 

  1029.     def setParameterValue(self, parameterId, value):

  1030.         for paramItem in self.fParametersToUpdate:

  1031.             if paramItem[0] == parameterId:

  1032.                 paramItem[1] = value

  1033.                 break

  1034.         else:

  1035.             self.fParametersToUpdate.append([parameterId, value])

  1036. 

  1037.     def setParameterDefault(self, parameterId, value):

  1038.         for paramType, paramId, paramWidget in self.fParameterList:

  1039.             if paramId == parameterId:

  1040.                 paramWidget.setDefault(value)

  1041.                 break

  1042. 

  1043.     def setParameterMappedControlIndex(self, parameterId, control):

  1044.         for paramType, paramId, paramWidget in self.fParameterList:

  1045.             if paramId == parameterId:

  1046.                 paramWidget.setMappedControlIndex(control)

  1047.                 break

  1048. 

  1049.     def setParameterMidiChannel(self, parameterId, channel):

  1050.         for paramType, paramId, paramWidget in self.fParameterList:

  1051.             if paramId == parameterId:

  1052.                 paramWidget.setMidiChannel(channel+1)

  1053.                 break

  1054. 

  1055.     def setProgram(self, index):

  1056.         self.ui.cb_programs.blockSignals(True)

  1057.         self.ui.cb_programs.setCurrentIndex(index)

  1058.         self.ui.cb_programs.blockSignals(False)

  1059.         self._updateParameterValues()

  1060. 

  1061.     def setMidiProgram(self, index):

  1062.         self.ui.cb_midi_programs.blockSignals(True)

  1063.         self.ui.cb_midi_programs.setCurrentIndex(index)

  1064.         self.ui.cb_midi_programs.blockSignals(False)

  1065.         self._updateParameterValues()

  1066. 

  1067.     def setOption(self, option, yesNo):

  1068.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1069.             widget = self.ui.ch_use_chunks

  1070.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1071.             widget = self.ui.ch_fixed_buffer

  1072.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1073.             widget = self.ui.ch_force_stereo

  1074.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1075.             widget = self.ui.ch_map_program_changes

  1076.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1077.             widget = self.ui.ch_send_program_changes

  1078.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1079.             widget = self.ui.ch_send_control_changes

  1080.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1081.             widget = self.ui.ch_send_channel_pressure

  1082.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1083.             widget = self.ui.ch_send_note_aftertouch

  1084.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1085.             widget = self.ui.ch_send_pitchbend

  1086.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1087.             widget = self.ui.ch_send_all_sound_off

  1088.         else:

  1089.             return

  1090. 

  1091.         widget.blockSignals(True)

  1092.         widget.setChecked(yesNo)

  1093.         widget.blockSignals(False)

  1094. 

  1095.     #------------------------------------------------------------------

  1096. 

  1097.     def setVisible(self, yesNo):

  1098.         if yesNo:

  1099.             if not self.fGeometry.isNull():

  1100.                 self.restoreGeometry(self.fGeometry)

  1101.         else:

  1102.             self.fGeometry = self.saveGeometry()

  1103. 

  1104.         QDialog.setVisible(self, yesNo)

  1105. 

  1106.     #------------------------------------------------------------------

  1107. 

  1108.     def idleSlow(self):

  1109.         # Check Tab icons

  1110.         for i in range(len(self.fTabIconTimers)):

  1111.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1112.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

  1113.             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:

  1114.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1115.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1116.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1117.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1118. 

  1119.         # Check parameters needing update

  1120.         for index, value in self.fParametersToUpdate:

  1121.             if index == PARAMETER_DRYWET:

  1122.                 self.ui.dial_drywet.blockSignals(True)

  1123.                 self.ui.dial_drywet.setValue(value)

  1124.                 self.ui.dial_drywet.blockSignals(False)

  1125. 

  1126.             elif index == PARAMETER_VOLUME:

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

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

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

  1130. 

  1131.             elif index == PARAMETER_BALANCE_LEFT:

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

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

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

  1135. 

  1136.             elif index == PARAMETER_BALANCE_RIGHT:

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

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

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

  1140. 

  1141.             elif index == PARAMETER_PANNING:

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

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

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

  1145. 

  1146.             elif index == PARAMETER_CTRL_CHANNEL:

  1147.                 self.fControlChannel = round(value)

  1148.                 self.ui.sb_ctrl_channel.blockSignals(True)

  1149.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  1150.                 self.ui.sb_ctrl_channel.blockSignals(False)

  1151.                 self.ui.keyboard.allNotesOff()

  1152.                 self._updateCtrlPrograms()

  1153. 

  1154.             elif index >= 0:

  1155.                 for paramType, paramId, paramWidget in self.fParameterList:

  1156.                     if paramId != index:

  1157.                         continue

  1158.                     # FIXME see below

  1159.                     if paramType != PARAMETER_INPUT:

  1160.                         continue

  1161. 

  1162.                     paramWidget.blockSignals(True)

  1163.                     paramWidget.setValue(value)

  1164.                     paramWidget.blockSignals(False)

  1165. 

  1166.                     #if paramType == PARAMETER_INPUT:

  1167.                     tabIndex = paramWidget.getTabIndex()

  1168. 

  1169.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1170.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1171. 

  1172.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1173.                     break

  1174. 

  1175.         # Clear all parameters

  1176.         self.fParametersToUpdate = []

  1177. 

  1178.         # Update parameter outputs | FIXME needed?

  1179.         for paramType, paramId, paramWidget in self.fParameterList:

  1180.             if paramType != PARAMETER_OUTPUT:

  1181.                 continue

  1182. 

  1183.             paramWidget.blockSignals(True)

  1184.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1185.             paramWidget.blockSignals(False)

  1186. 

  1187.     #------------------------------------------------------------------

  1188. 

  1189.     @pyqtSlot()

  1190.     def slot_stateSave(self):

  1191.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1192.             # TODO

  1193.             return

  1194. 

  1195.         if self.fCurrentStateFilename:

  1196.             askTry = QMessageBox.question(self, self.tr("Overwrite?"), self.tr("Overwrite previously created file?"), QMessageBox.Ok|QMessageBox.Cancel)

  1197. 

  1198.             if askTry == QMessageBox.Ok:

  1199.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1200.                 return

  1201. 

  1202.             self.fCurrentStateFilename = None

  1203. 

  1204.         fileFilter = self.tr("Carla State File (*.carxs)")

  1205.         filename, ok = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1206. 

  1207.         # FIXME use ok value, test if it works as expected

  1208.         if not filename:

  1209.             return

  1210. 

  1211.         if not filename.lower().endswith(".carxs"):

  1212.             filename += ".carxs"

  1213. 

  1214.         self.fCurrentStateFilename = filename

  1215.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1216. 

  1217.     @pyqtSlot()

  1218.     def slot_stateLoad(self):

  1219.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1220.             presetList = []

  1221. 

  1222.             for i in range(self.host.get_program_count(self.fPluginId)):

  1223.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1224. 

  1225.             ret = QInputDialog.getItem(self, self.tr("Open LV2 Preset"), self.tr("Select an LV2 Preset:"), presetList, 0, False)

  1226. 

  1227.             if ret[1]:

  1228.                 index = int(ret[0].split(" - ", 1)[0])-1

  1229.                 self.host.set_program(self.fPluginId, index)

  1230.                 self.setMidiProgram(-1)

  1231. 

  1232.             return

  1233. 

  1234.         fileFilter = self.tr("Carla State File (*.carxs)")

  1235.         filename, ok = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1236. 

  1237.         # FIXME use ok value, test if it works as expected

  1238.         if not filename:

  1239.             return

  1240. 

  1241.         self.fCurrentStateFilename = filename

  1242.         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1243. 

  1244.     #------------------------------------------------------------------

  1245. 

  1246.     @pyqtSlot(bool)

  1247.     def slot_optionChanged(self, clicked):

  1248.         sender = self.sender()

  1249. 

  1250.         if sender == self.ui.ch_use_chunks:

  1251.             option = PLUGIN_OPTION_USE_CHUNKS

  1252.         elif sender == self.ui.ch_fixed_buffer:

  1253.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1254.         elif sender == self.ui.ch_force_stereo:

  1255.             option = PLUGIN_OPTION_FORCE_STEREO

  1256.         elif sender == self.ui.ch_map_program_changes:

  1257.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1258.         elif sender == self.ui.ch_send_program_changes:

  1259.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1260.         elif sender == self.ui.ch_send_control_changes:

  1261.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1262.         elif sender == self.ui.ch_send_channel_pressure:

  1263.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

  1264.         elif sender == self.ui.ch_send_note_aftertouch:

  1265.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

  1266.         elif sender == self.ui.ch_send_pitchbend:

  1267.             option = PLUGIN_OPTION_SEND_PITCHBEND

  1268.         elif sender == self.ui.ch_send_all_sound_off:

  1269.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1270.         else:

  1271.             return

  1272. 

  1273.         #--------------------------------------------------------------

  1274.         # handle map-program-changes and send-program-changes conflict

  1275. 

  1276.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1277.             self.ui.ch_send_program_changes.setEnabled(False)

  1278. 

  1279.             # disable send-program-changes if needed

  1280.             if self.ui.ch_send_program_changes.isChecked():

  1281.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1282. 

  1283.         #--------------------------------------------------------------

  1284.         # set option

  1285. 

  1286.         self.host.set_option(self.fPluginId, option, clicked)

  1287. 

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

  1289.         # handle map-program-changes and send-program-changes conflict

  1290. 

  1291.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1292.             self.ui.ch_send_program_changes.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1293. 

  1294.             # restore send-program-changes if needed

  1295.             if self.ui.ch_send_program_changes.isChecked():

  1296.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1297. 

  1298.     #------------------------------------------------------------------

  1299. 

  1300.     @pyqtSlot(float)

  1301.     def slot_dryWetChanged(self, value):

  1302.         self.host.set_drywet(self.fPluginId, value)

  1303. 

  1304.         if self.fParent is not None:

  1305.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1306. 

  1307.     @pyqtSlot(float)

  1308.     def slot_volumeChanged(self, value):

  1309.         self.host.set_volume(self.fPluginId, value)

  1310. 

  1311.         if self.fParent is not None:

  1312.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1313. 

  1314.     @pyqtSlot(float)

  1315.     def slot_balanceLeftChanged(self, value):

  1316.         self.host.set_balance_left(self.fPluginId, value)

  1317. 

  1318.         if self.fParent is not None:

  1319.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1320. 

  1321.     @pyqtSlot(float)

  1322.     def slot_balanceRightChanged(self, value):

  1323.         self.host.set_balance_right(self.fPluginId, value)

  1324. 

  1325.         if self.fParent is not None:

  1326.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1327. 

  1328.     @pyqtSlot(float)

  1329.     def slot_panChanged(self, value):

  1330.         self.host.set_panning(self.fPluginId, value)

  1331. 

  1332.         if self.fParent is not None:

  1333.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1334. 

  1335.     @pyqtSlot(int)

  1336.     def slot_ctrlChannelChanged(self, value):

  1337.         self.fControlChannel = value-1

  1338.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1339. 

  1340.         self.ui.keyboard.allNotesOff()

  1341.         self._updateCtrlPrograms()

  1342. 

  1343.     #------------------------------------------------------------------

  1344. 

  1345.     @pyqtSlot(int, float)

  1346.     def slot_parameterValueChanged(self, parameterId, value):

  1347.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1348. 

  1349.         if self.fParent is not None:

  1350.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1351. 

  1352.     @pyqtSlot(int, int)

  1353.     def slot_parameterMappedControlChanged(self, parameterId, control):

  1354.         self.host.set_parameter_mapped_control_index(self.fPluginId, parameterId, control)

  1355. 

  1356.     @pyqtSlot(int, int)

  1357.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1358.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1359. 

  1360.     #------------------------------------------------------------------

  1361. 

  1362.     @pyqtSlot(int)

  1363.     def slot_programIndexChanged(self, index):

  1364.         self.host.set_program(self.fPluginId, index)

  1365. 

  1366.         if self.fParent is not None:

  1367.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1368. 

  1369.         self._updateParameterValues()

  1370. 

  1371.     @pyqtSlot(int)

  1372.     def slot_midiProgramIndexChanged(self, index):

  1373.         self.host.set_midi_program(self.fPluginId, index)

  1374. 

  1375.         if self.fParent is not None:

  1376.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1377. 

  1378.         self._updateParameterValues()

  1379. 

  1380.     #------------------------------------------------------------------

  1381. 

  1382.     @pyqtSlot(int)

  1383.     def slot_noteOn(self, note):

  1384.         if self.fControlChannel >= 0:

  1385.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1386. 

  1387.         if self.fParent is not None:

  1388.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1389. 

  1390.     @pyqtSlot(int)

  1391.     def slot_noteOff(self, note):

  1392.         if self.fControlChannel >= 0:

  1393.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1394. 

  1395.         if self.fParent is not None:

  1396.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1397. 

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

  1399. 

  1400.     @pyqtSlot()

  1401.     def slot_finished(self):

  1402.         if self.fParent is not None:

  1403.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1404. 

  1405.     #------------------------------------------------------------------

  1406. 

  1407.     @pyqtSlot()

  1408.     def slot_knobCustomMenu(self):

  1409.         sender   = self.sender()

  1410.         knobName = sender.objectName()

  1411. 

  1412.         if knobName == "dial_drywet":

  1413.             minimum = 0.0

  1414.             maximum = 1.0

  1415.             default = 1.0

  1416.             label   = "Dry/Wet"

  1417.         elif knobName == "dial_vol":

  1418.             minimum = 0.0

  1419.             maximum = 1.27

  1420.             default = 1.0

  1421.             label   = "Volume"

  1422.         elif knobName == "dial_b_left":

  1423.             minimum = -1.0

  1424.             maximum = 1.0

  1425.             default = -1.0

  1426.             label   = "Balance-Left"

  1427.         elif knobName == "dial_b_right":

  1428.             minimum = -1.0

  1429.             maximum = 1.0

  1430.             default = 1.0

  1431.             label   = "Balance-Right"

  1432.         elif knobName == "dial_pan":

  1433.             minimum = -1.0

  1434.             maximum = 1.0

  1435.             default = 0.0

  1436.             label   = "Panning"

  1437.         else:

  1438.             minimum = 0.0

  1439.             maximum = 1.0

  1440.             default = 0.5

  1441.             label   = "Unknown"

  1442. 

  1443.         menu = QMenu(self)

  1444.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1445.         menu.addSeparator()

  1446.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1447.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1448.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1449.         menu.addSeparator()

  1450.         actSet = menu.addAction(self.tr("Set value..."))

  1451. 

  1452.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1453.             menu.removeAction(actCenter)

  1454. 

  1455.         actSelected = menu.exec_(QCursor.pos())

  1456. 

  1457.         if actSelected == actSet:

  1458.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1459.             value, ok = QInputDialog.getInt(self, self.tr("Set value"), label, round(current*100.0), round(minimum*100.0), round(maximum*100.0), 1)

  1460.             if ok: value = float(value)/100.0

  1461. 

  1462.             if not ok:

  1463.                 return

  1464. 

  1465.         elif actSelected == actMinimum:

  1466.             value = minimum

  1467.         elif actSelected == actMaximum:

  1468.             value = maximum

  1469.         elif actSelected == actReset:

  1470.             value = default

  1471.         elif actSelected == actCenter:

  1472.             value = 0.0

  1473.         else:

  1474.             return

  1475. 

  1476.         sender.setValue(value, True)

  1477. 

  1478.     #------------------------------------------------------------------

  1479. 

  1480.     @pyqtSlot()

  1481.     def slot_channelCustomMenu(self):

  1482.         menu = QMenu(self)

  1483. 

  1484.         actNone = menu.addAction(self.tr("None"))

  1485. 

  1486.         if self.fControlChannel+1 == 0:

  1487.             actNone.setCheckable(True)

  1488.             actNone.setChecked(True)

  1489. 

  1490.         for i in range(1, 16+1):

  1491.             action = menu.addAction("%i" % i)

  1492. 

  1493.             if self.fControlChannel+1 == i:

  1494.                 action.setCheckable(True)

  1495.                 action.setChecked(True)

  1496. 

  1497.         actSel = menu.exec_(QCursor.pos())

  1498. 

  1499.         if not actSel:

  1500.             pass

  1501.         elif actSel == actNone:

  1502.             self.ui.sb_ctrl_channel.setValue(0)

  1503.         elif actSel:

  1504.             selChannel = int(actSel.text())

  1505.             self.ui.sb_ctrl_channel.setValue(selChannel)

  1506. 

  1507.     #------------------------------------------------------------------

  1508. 

  1509.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1510.         groupWidgets = {}

  1511. 

  1512.         for paramList, width in paramListFull:

  1513.             if len(paramList) == 0:

  1514.                 break

  1515. 

  1516.             tabIndex = self.ui.tabWidget.count()

  1517. 

  1518.             scrollArea = QScrollArea(self.ui.tabWidget)

  1519.             scrollArea.setWidgetResizable(True)

  1520.             scrollArea.setFrameStyle(0)

  1521. 

  1522.             palette1 = scrollArea.palette()

  1523.             palette1.setColor(QPalette.Background, Qt.transparent)

  1524.             scrollArea.setPalette(palette1)

  1525. 

  1526.             palette2 = scrollArea.palette()

  1527.             palette2.setColor(QPalette.Background, palette2.color(QPalette.Button))

  1528. 

  1529.             scrollAreaWidget = QWidget(scrollArea)

  1530.             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)

  1531.             scrollAreaLayout.setSpacing(3)

  1532. 

  1533.             for paramInfo in paramList:

  1534.                 groupName = paramInfo['groupName']

  1535.                 if groupName:

  1536.                     groupSymbol, groupName = groupName.split(":",1)

  1537.                     groupLayout, groupWidget = groupWidgets.get(groupSymbol, (None, None))

  1538.                     if groupLayout is None:

  1539.                         groupWidget = CollapsibleBox(groupName, scrollAreaWidget)

  1540.                         groupLayout = groupWidget.getContentLayout()

  1541.                         groupWidget.setPalette(palette2)

  1542.                         scrollAreaLayout.addWidget(groupWidget)

  1543.                         groupWidgets[groupSymbol] = (groupLayout, groupWidget)

  1544.                 else:

  1545.                     groupLayout = scrollAreaLayout

  1546.                     groupWidget = scrollAreaWidget

  1547. 

  1548.                 paramWidget = PluginParameter(groupWidget, self.host, paramInfo, self.fPluginId, tabIndex)

  1549.                 paramWidget.setLabelWidth(width)

  1550.                 groupLayout.addWidget(paramWidget)

  1551. 

  1552.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1553. 

  1554.                 if paramType == PARAMETER_INPUT:

  1555.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1556. 

  1557.                 paramWidget.mappedControlChanged.connect(self.slot_parameterMappedControlChanged)

  1558.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1559. 

  1560.             scrollAreaLayout.addStretch()

  1561. 

  1562.             scrollArea.setWidget(scrollAreaWidget)

  1563. 

  1564.             self.ui.tabWidget.addTab(scrollArea, tabPageName)

  1565. 

  1566.             if paramType == PARAMETER_INPUT:

  1567.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1568. 

  1569.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1570. 

  1571.     def _updateCtrlPrograms(self):

  1572.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1573. 

  1574.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH or self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):

  1575.             return

  1576. 

  1577.         if self.fControlChannel < 0:

  1578.             self.ui.cb_programs.setEnabled(False)

  1579.             self.ui.cb_midi_programs.setEnabled(False)

  1580.             return

  1581. 

  1582.         self.ui.cb_programs.setEnabled(True)

  1583.         self.ui.cb_midi_programs.setEnabled(True)

  1584. 

  1585.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1586. 

  1587.         if self.ui.cb_programs.currentIndex() != pIndex:

  1588.             self.setProgram(pIndex)

  1589. 

  1590.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1591. 

  1592.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1593.             self.setMidiProgram(mpIndex)

  1594. 

  1595.     def _updateParameterValues(self):

  1596.         for paramType, paramId, paramWidget in self.fParameterList:

  1597.             paramWidget.blockSignals(True)

  1598.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1599.             paramWidget.blockSignals(False)

  1600. 

  1601.     #------------------------------------------------------------------

  1602. 

  1603.     def testTimer(self):

  1604.         self.fIdleTimerId = self.startTimer(50)

  1605. 

  1606.         self.SIGTERM.connect(self.testTimerClose)

  1607.         gCarla.gui = self

  1608.         setUpSignals()

  1609. 

  1610.     def testTimerClose(self):

  1611.         self.close()

  1612.         app.quit()

  1613. 

  1614.     #------------------------------------------------------------------

  1615. 

  1616.     def closeEvent(self, event):

  1617.         if self.fIdleTimerId != 0:

  1618.             self.killTimer(self.fIdleTimerId)

  1619.             self.fIdleTimerId = 0

  1620. 

  1621.             self.host.engine_close()

  1622. 

  1623.         QDialog.closeEvent(self, event)

  1624. 

  1625.     def timerEvent(self, event):

  1626.         if event.timerId() == self.fIdleTimerId:

  1627.             self.host.engine_idle()

  1628.             self.idleSlow()

  1629. 

  1630.         QDialog.timerEvent(self, event)

  1631. 

  1632.     def done(self, r):

  1633.         QDialog.done(self, r)

  1634.         self.close()

  1635. 

  1636. # ------------------------------------------------------------------------------------------------------------

  1637. # Main

  1638. 

  1639. if __name__ == '__main__':

  1640.     from carla_app import CarlaApplication

  1641.     from carla_host import initHost, loadHostSettings

  1642. 

  1643.     app  = CarlaApplication()

  1644.     host = initHost("Widgets", None, False, False, False)

  1645.     loadHostSettings(host)

  1646. 

  1647.     host.engine_init("JACK", "Carla-Widgets")

  1648.     host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1649.     host.set_active(0, True)

  1650. 

  1651.     gui1 = CarlaAboutW(None, host)

  1652.     gui1.show()

  1653. 

  1654.     gui2 = PluginEdit(None, host, 0)

  1655.     gui2.testTimer()

  1656.     gui2.show()

  1657. 

  1658.     app.exit_exec()