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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, QSettings, QTimer

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

  24. from PyQt5.QtWidgets import QDialog, 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.paramspinbox import CustomInputDialog

  37. from widgets.pixmapkeyboard import PixmapKeyboardHArea

  38. 

  39. # ------------------------------------------------------------------------------------------------------------

  40. # Carla GUI defines

  41. 

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

  43. ICON_STATE_WAIT = 2 # nothing, sets as off

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

  45. ICON_STATE_NULL = 0 # nothing

  46. 

  47. # ------------------------------------------------------------------------------------------------------------

  48. # Carla About dialog

  49. 

  50. class CarlaAboutW(QDialog):

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

  52.         QDialog.__init__(self, parent)

  53.         self.ui = ui_carla_about.Ui_CarlaAboutW()

  54.         self.ui.setupUi(self)

  55. 

  56.         if False:

  57.             # kdevelop likes this :)

  58.             host = CarlaHostNull()

  59. 

  60.         if host.isControl:

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

  62.         elif host.isPlugin:

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

  64.         else:

  65.             extraInfo = ""

  66. 

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

  68.                                      "<br>Version %s"

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

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

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

  72. 

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

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

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

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

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

  78. 

  79.         if host.isControl:

  80.             self.ui.l_extended.hide()

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

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

  83. 

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

  85. 

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

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

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

  89.         else:

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

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

  92. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  107.                                    "</table>"

  108.                                   )

  109. 

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

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

  112. 

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

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

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

  116.                                       "Implemented Feature/Extensions:"

  117.                                       "<ul>"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  148.                                       "</ul>"))

  149. 

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

  151. 

  152.         if usingJuce and (MACOS or WINDOWS):

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

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

  155.         else:

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

  157.             self.ui.line_vst2.hide()

  158.             self.ui.l_vst3.hide()

  159.             self.ui.lid_vst3.hide()

  160. 

  161.         if MACOS:

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

  163.         else:

  164.             self.ui.line_vst3.hide()

  165.             self.ui.l_au.hide()

  166.             self.ui.lid_au.hide()

  167. 

  168.         # 3rd tab is usually longer than the 1st

  169.         # adjust appropriately

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

  171.         self.adjustSize()

  172. 

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

  174.         self.setFixedSize(self.size())

  175. 

  176.         flags  = self.windowFlags()

  177.         flags &= ~Qt.WindowContextHelpButtonHint

  178. 

  179.         if WINDOWS:

  180.             flags |= Qt.MSWindowsFixedSizeDialogHint

  181. 

  182.         self.setWindowFlags(flags)

  183. 

  184.     def done(self, r):

  185.         QDialog.done(self, r)

  186.         self.close()

  187. 

  188. # ------------------------------------------------------------------------------------------------------------

  189. # JUCE About dialog

  190. 

  191. class JuceAboutW(QDialog):

  192.     def __init__(self, parent):

  193.         QDialog.__init__(self, parent)

  194.         self.ui = ui_carla_about_juce.Ui_JuceAboutW()

  195.         self.ui.setupUi(self)

  196. 

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

  198. 

  199.         self.adjustSize()

  200.         self.setFixedSize(self.size())

  201. 

  202.         if WINDOWS:

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

  204. 

  205.     def done(self, r):

  206.         QDialog.done(self, r)

  207.         self.close()

  208. 

  209. # ------------------------------------------------------------------------------------------------------------

  210. # Plugin Parameter

  211. 

  212. class PluginParameter(QWidget):

  213.     midiControlChanged = pyqtSignal(int, int)

  214.     midiChannelChanged = pyqtSignal(int, int)

  215.     valueChanged       = pyqtSignal(int, float)

  216. 

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

  218.         QWidget.__init__(self, parent)

  219.         self.host = host

  220.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  221.         self.ui.setupUi(self)

  222. 

  223.         if False:

  224.             # kdevelop likes this :)

  225.             host = CarlaHostNull()

  226.             self.host = host

  227. 

  228.         # -------------------------------------------------------------

  229.         # Internal stuff

  230. 

  231.         self.fMidiControl = -1

  232.         self.fMidiChannel = 1

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

  234.         self.fPluginId    = pluginId

  235.         self.fTabIndex    = tabIndex

  236. 

  237.         # -------------------------------------------------------------

  238.         # Set-up GUI

  239. 

  240.         pType  = pInfo['type']

  241.         pHints = pInfo['hints']

  242. 

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

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

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

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

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

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

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

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

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

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

  253. 

  254.         if pType == PARAMETER_INPUT:

  255.             if not pHints & PARAMETER_IS_ENABLED:

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

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

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

  259.                 self.ui.sb_control.setEnabled(False)

  260.                 self.ui.sb_channel.setEnabled(False)

  261. 

  262.             elif not pHints & PARAMETER_IS_AUTOMABLE:

  263.                 self.ui.sb_control.setEnabled(False)

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

  265. 

  266.             if pHints & PARAMETER_IS_READ_ONLY:

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

  268. 

  269.         elif pType == PARAMETER_OUTPUT:

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

  271. 

  272.         else:

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

  274.             self.ui.sb_control.setVisible(False)

  275.             self.ui.sb_channel.setVisible(False)

  276. 

  277.         # Only set value after all hints are handled

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

  279. 

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

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

  282. 

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

  284.         self.ui.widget.updateAll()

  285. 

  286.         self.setMidiControl(pInfo['midiCC'])

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

  288. 

  289.         # -------------------------------------------------------------

  290.         # Set-up connections

  291. 

  292.         self.ui.sb_control.customContextMenuRequested.connect(self.slot_controlSpinboxCustomMenu)

  293.         self.ui.sb_channel.customContextMenuRequested.connect(self.slot_channelSpinboxCustomMenu)

  294.         self.ui.sb_control.valueChanged.connect(self.slot_controlSpinboxChanged)

  295.         self.ui.sb_channel.valueChanged.connect(self.slot_channelSpinboxChanged)

  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 setMidiControl(self, control):

  318.         self.fMidiControl = control

  319.         self.ui.sb_control.blockSignals(True)

  320.         self.ui.sb_control.setValue(control)

  321.         self.ui.sb_control.blockSignals(False)

  322. 

  323.     def setMidiChannel(self, channel):

  324.         self.fMidiChannel = channel

  325.         self.ui.sb_channel.blockSignals(True)

  326.         self.ui.sb_channel.setValue(channel)

  327.         self.ui.sb_channel.blockSignals(False)

  328. 

  329.     def setLabelWidth(self, width):

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

  331. 

  332.     @pyqtSlot()

  333.     def slot_controlSpinboxCustomMenu(self):

  334.         menu = QMenu(self)

  335. 

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

  337. 

  338.         if self.fMidiControl == -1:

  339.             actNone.setCheckable(True)

  340.             actNone.setChecked(True)

  341. 

  342.         for cc in MIDI_CC_LIST:

  343.             action = menu.addAction(cc)

  344. 

  345.             if self.fMidiControl != -1 and int(cc.split(" ", 1)[0], 16) == self.fMidiControl:

  346.                 action.setCheckable(True)

  347.                 action.setChecked(True)

  348. 

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

  350. 

  351.         if not actSel:

  352.             pass

  353.         elif actSel == actNone:

  354.             self.ui.sb_control.setValue(-1)

  355.         else:

  356.             selControlStr = actSel.text()

  357.             selControl    = int(selControlStr.split(" ", 1)[0].replace("&",""), 16)

  358.             self.ui.sb_control.setValue(selControl)

  359. 

  360.     @pyqtSlot()

  361.     def slot_channelSpinboxCustomMenu(self):

  362.         menu = QMenu(self)

  363. 

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

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

  366. 

  367.             if self.fMidiChannel == i:

  368.                 action.setCheckable(True)

  369.                 action.setChecked(True)

  370. 

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

  372. 

  373.         if actSel:

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

  375.             self.ui.sb_channel.setValue(selChannel)

  376. 

  377.     @pyqtSlot(int)

  378.     def slot_controlSpinboxChanged(self, control):

  379.         self.fMidiControl = control

  380.         self.midiControlChanged.emit(self.fParameterId, control)

  381. 

  382.     @pyqtSlot(int)

  383.     def slot_channelSpinboxChanged(self, channel):

  384.         self.fMidiChannel = channel

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

  386. 

  387.     @pyqtSlot(bool)

  388.     def slot_parameterDragStateChanged(self, touch):

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

  390. 

  391.     def _textCallBack(self):

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

  393. 

  394.     def _valueCallBack(self, value):

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

  396. 

  397. # ------------------------------------------------------------------------------------------------------------

  398. # Plugin Editor Parent (Meta class)

  399. 

  400. class PluginEditParentMeta():

  401. #class PluginEditParentMeta(metaclass=ABCMeta):

  402.     @abstractmethod

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

  404.         raise NotImplementedError

  405. 

  406.     @abstractmethod

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

  408.         raise NotImplementedError

  409. 

  410.     @abstractmethod

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

  412.         raise NotImplementedError

  413. 

  414.     @abstractmethod

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

  416.         raise NotImplementedError

  417. 

  418.     @abstractmethod

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

  420.         raise NotImplementedError

  421. 

  422.     @abstractmethod

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

  424.         raise NotImplementedError

  425. 

  426.     @abstractmethod

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

  428.         raise NotImplementedError

  429. 

  430.     @abstractmethod

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

  432.         raise NotImplementedError

  433. 

  434. # ------------------------------------------------------------------------------------------------------------

  435. # Plugin Editor (Built-in)

  436. 

  437. class PluginEdit(QDialog):

  438.     # signals

  439.     SIGTERM = pyqtSignal()

  440.     SIGUSR1 = pyqtSignal()

  441. 

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

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

  444.         self.host = host

  445.         self.ui = ui_carla_edit.Ui_PluginEdit()

  446.         self.ui.setupUi(self)

  447. 

  448.         if False:

  449.             # kdevelop likes this :)

  450.             parent = PluginEditParentMeta()

  451.             host = CarlaHostNull()

  452.             self.host = host

  453. 

  454.         # -------------------------------------------------------------

  455.         # Internal stuff

  456. 

  457.         self.fGeometry   = QByteArray()

  458.         self.fParent     = parent

  459.         self.fPluginId   = pluginId

  460.         self.fPluginInfo = None

  461. 

  462.         self.fCurrentStateFilename = None

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

  464.         self.fFirstInit      = True

  465. 

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

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

  468. 

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

  470. 

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

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

  473.         self.fTabIconTimers = []

  474. 

  475.         # used during testing

  476.         self.fIdleTimerId = 0

  477. 

  478.         # -------------------------------------------------------------

  479.         # Set-up GUI

  480. 

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

  482.         labelPluginFont.setPixelSize(15)

  483.         labelPluginFont.setWeight(75)

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

  485. 

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

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

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

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

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

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

  492. 

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

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

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

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

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

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

  499. 

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

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

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

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

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

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

  506. 

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

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

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

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

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

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

  513. 

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

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

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

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

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

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

  520. 

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

  522. 

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

  524.         self.ui.keyboard   = self.ui.scrollArea.keyboard

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

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

  527. 

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

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

  530. 

  531.         # todo

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

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

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

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

  536. 

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

  538. 

  539.         self.reloadAll()

  540. 

  541.         self.fFirstInit = False

  542. 

  543.         # -------------------------------------------------------------

  544.         # Set-up connections

  545. 

  546.         self.finished.connect(self.slot_finished)

  547. 

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

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

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

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

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

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

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

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

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

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

  558. 

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

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

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

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

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

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

  565. 

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

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

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

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

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

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

  572. 

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

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

  575. 

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

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

  578. 

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

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

  581. 

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

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

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

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

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

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

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

  589. 

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

  591. 

  592.     @pyqtSlot(int, int, int, int)

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

  594.         if self.fPluginId != pluginId: return

  595. 

  596.         if self.fControlChannel == channel:

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

  598. 

  599.         playItem = (channel, note)

  600. 

  601.         if playItem not in self.fPlayingNotes:

  602.             self.fPlayingNotes.append(playItem)

  603. 

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

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

  606. 

  607.     @pyqtSlot(int, int, int)

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

  609.         if self.fPluginId != pluginId: return

  610. 

  611.         if self.fControlChannel == channel:

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

  613. 

  614.         playItem = (channel, note)

  615. 

  616.         if playItem in self.fPlayingNotes:

  617.             self.fPlayingNotes.remove(playItem)

  618. 

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

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

  621. 

  622.     @pyqtSlot(int)

  623.     def slot_handleUpdateCallback(self, pluginId):

  624.         if self.fPluginId == pluginId:

  625.             self.updateInfo()

  626. 

  627.     @pyqtSlot(int)

  628.     def slot_handleReloadInfoCallback(self, pluginId):

  629.         if self.fPluginId == pluginId:

  630.             self.reloadInfo()

  631. 

  632.     @pyqtSlot(int)

  633.     def slot_handleReloadParametersCallback(self, pluginId):

  634.         if self.fPluginId == pluginId:

  635.             self.reloadParameters()

  636. 

  637.     @pyqtSlot(int)

  638.     def slot_handleReloadProgramsCallback(self, pluginId):

  639.         if self.fPluginId == pluginId:

  640.             self.reloadPrograms()

  641. 

  642.     @pyqtSlot(int)

  643.     def slot_handleReloadAllCallback(self, pluginId):

  644.         if self.fPluginId == pluginId:

  645.             self.reloadAll()

  646. 

  647.     #------------------------------------------------------------------

  648. 

  649.     def updateInfo(self):

  650.         # Update current program text

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

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

  653.             if pIndex >= 0:

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

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

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

  657. 

  658.         # Update current midi program text

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

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

  661.             if mpIndex >= 0:

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

  663.                 mpBank  = mpData['bank']

  664.                 mpProg  = mpData['program']

  665.                 mpName  = mpData['name']

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

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

  668. 

  669.         # Update all parameter values

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

  671.             paramWidget.blockSignals(True)

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

  673.             paramWidget.blockSignals(False)

  674. 

  675.         # and the internal ones too

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

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

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

  679. 

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

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

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

  683. 

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

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

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

  687. 

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

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

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

  691. 

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

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

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

  695. 

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

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

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

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

  700.         self.ui.keyboard.allNotesOff()

  701.         self._updateCtrlPrograms()

  702. 

  703.         self.fParametersToUpdate = []

  704. 

  705.     #------------------------------------------------------------------

  706. 

  707.     def reloadAll(self):

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

  709. 

  710.         self.reloadInfo()

  711.         self.reloadParameters()

  712.         self.reloadPrograms()

  713. 

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

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

  716. 

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

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

  719. 

  720.     #------------------------------------------------------------------

  721. 

  722.     def reloadInfo(self):

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

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

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

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

  727. 

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

  729. 

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

  731. 

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

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

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

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

  736. 

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

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

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

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

  741. 

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

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

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

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

  746. 

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

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

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

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

  751. 

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

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

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

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

  756. 

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

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

  759. 

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

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

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

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

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

  765. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  784. 

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

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

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

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

  789. 

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

  791. 

  792.         # Show/hide keyboard

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

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

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

  796. 

  797.         # Force-update parent for new hints

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

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

  800. 

  801.     def reloadParameters(self):

  802.         # Reset

  803.         self.fParameterList      = []

  804.         self.fParametersToUpdate = []

  805.         self.fTabIconTimers      = []

  806. 

  807.         # Remove all previous parameters

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

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

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

  811. 

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

  813. 

  814.         # -----------------------------------------------------------------

  815. 

  816.         if parameterCount <= 0:

  817.             return

  818. 

  819.         # -----------------------------------------------------------------

  820. 

  821.         paramInputList   = []

  822.         paramOutputList  = []

  823.         paramInputWidth  = 0

  824.         paramOutputWidth = 0

  825. 

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

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

  828. 

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

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

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

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

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

  834. 

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

  836.                 continue

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

  838.                 continue

  839. 

  840.             parameter = {

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

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

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

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

  845.                 'scalePoints': [],

  846. 

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

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

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

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

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

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

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

  854.                 'midiCC':    paramData['midiCC'],

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

  856. 

  857.                 'current': paramValue

  858.             }

  859. 

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

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

  862. 

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

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

  865.                     'label': scalePointInfo['label']

  866.                 })

  867. 

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

  869. 

  870.             # -----------------------------------------------------------------

  871.             # Get width values, in packs of 20

  872. 

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

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

  875. 

  876.                 if paramInputWidthTMP > paramInputWidth:

  877.                     paramInputWidth = paramInputWidthTMP

  878. 

  879.                 paramInputList.append(parameter)

  880. 

  881.             else:

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

  883. 

  884.                 if paramOutputWidthTMP > paramOutputWidth:

  885.                     paramOutputWidth = paramOutputWidthTMP

  886. 

  887.                 paramOutputList.append(parameter)

  888. 

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

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

  891. 

  892.         # Create parameter tabs + widgets

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

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

  895. 

  896.     def reloadPrograms(self):

  897.         # Programs

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

  899.         self.ui.cb_programs.clear()

  900. 

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

  902. 

  903.         if programCount > 0:

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

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

  906. 

  907.             for i in range(programCount):

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

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

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

  911. 

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

  913. 

  914.         else:

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

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

  917. 

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

  919. 

  920.         # MIDI Programs

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

  922.         self.ui.cb_midi_programs.clear()

  923. 

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

  925. 

  926.         if midiProgramCount > 0:

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

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

  929. 

  930.             for i in range(midiProgramCount):

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

  932.                 mpBank = mpData['bank']

  933.                 mpProg = mpData['program']

  934.                 mpName = mpData['name']

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

  936. 

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

  938. 

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

  940. 

  941.         else:

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

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

  944. 

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

  946. 

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

  948. 

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

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

  951. 

  952.     #------------------------------------------------------------------

  953. 

  954.     def clearNotes(self):

  955.          self.fPlayingNotes = []

  956.          self.ui.keyboard.allNotesOff()

  957. 

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

  959.         if self.fControlChannel == channel:

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

  961. 

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

  963.         if self.fControlChannel == channel:

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

  965. 

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

  967. 

  968.     def getHints(self):

  969.         return self.fPluginInfo['hints']

  970. 

  971.     def setPluginId(self, idx):

  972.         self.fPluginId = idx

  973. 

  974.     def setName(self, name):

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

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

  977.         self.setWindowTitle(name)

  978. 

  979.     #------------------------------------------------------------------

  980. 

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

  982.         for paramItem in self.fParametersToUpdate:

  983.             if paramItem[0] == parameterId:

  984.                 paramItem[1] = value

  985.                 break

  986.         else:

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

  988. 

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

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

  991.             if paramId == parameterId:

  992.                 paramWidget.setDefault(value)

  993.                 break

  994. 

  995.     def setParameterMidiControl(self, parameterId, control):

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

  997.             if paramId == parameterId:

  998.                 paramWidget.setMidiControl(control)

  999.                 break

  1000. 

  1001.     def setParameterMidiChannel(self, parameterId, channel):

  1002.         for paramType, paramId, paramWidget in self.fParameterList:

  1003.             if paramId == parameterId:

  1004.                 paramWidget.setMidiChannel(channel+1)

  1005.                 break

  1006. 

  1007.     def setProgram(self, index):

  1008.         self.ui.cb_programs.blockSignals(True)

  1009.         self.ui.cb_programs.setCurrentIndex(index)

  1010.         self.ui.cb_programs.blockSignals(False)

  1011.         self._updateParameterValues()

  1012. 

  1013.     def setMidiProgram(self, index):

  1014.         self.ui.cb_midi_programs.blockSignals(True)

  1015.         self.ui.cb_midi_programs.setCurrentIndex(index)

  1016.         self.ui.cb_midi_programs.blockSignals(False)

  1017.         self._updateParameterValues()

  1018. 

  1019.     def setOption(self, option, yesNo):

  1020.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1021.             widget = self.ui.ch_use_chunks

  1022.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1023.             widget = self.ui.ch_fixed_buffer

  1024.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1025.             widget = self.ui.ch_force_stereo

  1026.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1027.             widget = self.ui.ch_map_program_changes

  1028.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1029.             widget = self.ui.ch_send_program_changes

  1030.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1031.             widget = self.ui.ch_send_control_changes

  1032.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1033.             widget = self.ui.ch_send_channel_pressure

  1034.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1035.             widget = self.ui.ch_send_note_aftertouch

  1036.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1037.             widget = self.ui.ch_send_pitchbend

  1038.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1039.             widget = self.ui.ch_send_all_sound_off

  1040.         else:

  1041.             return

  1042. 

  1043.         widget.blockSignals(True)

  1044.         widget.setChecked(yesNo)

  1045.         widget.blockSignals(False)

  1046. 

  1047.     #------------------------------------------------------------------

  1048. 

  1049.     def setVisible(self, yesNo):

  1050.         if yesNo:

  1051.             if not self.fGeometry.isNull():

  1052.                 self.restoreGeometry(self.fGeometry)

  1053.         else:

  1054.             self.fGeometry = self.saveGeometry()

  1055. 

  1056.         QDialog.setVisible(self, yesNo)

  1057. 

  1058.     #------------------------------------------------------------------

  1059. 

  1060.     def idleSlow(self):

  1061.         # Check Tab icons

  1062.         for i in range(len(self.fTabIconTimers)):

  1063.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1064.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

  1065.             elif self.fTabIconTimers[i] == ICON_STATE_WAIT:

  1066.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1067.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1068.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1069.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1070. 

  1071.         # Check parameters needing update

  1072.         for index, value in self.fParametersToUpdate:

  1073.             if index == PARAMETER_DRYWET:

  1074.                 self.ui.dial_drywet.blockSignals(True)

  1075.                 self.ui.dial_drywet.setValue(value)

  1076.                 self.ui.dial_drywet.blockSignals(False)

  1077. 

  1078.             elif index == PARAMETER_VOLUME:

  1079.                 self.ui.dial_vol.blockSignals(True)

  1080.                 self.ui.dial_vol.setValue(value)

  1081.                 self.ui.dial_vol.blockSignals(False)

  1082. 

  1083.             elif index == PARAMETER_BALANCE_LEFT:

  1084.                 self.ui.dial_b_left.blockSignals(True)

  1085.                 self.ui.dial_b_left.setValue(value)

  1086.                 self.ui.dial_b_left.blockSignals(False)

  1087. 

  1088.             elif index == PARAMETER_BALANCE_RIGHT:

  1089.                 self.ui.dial_b_right.blockSignals(True)

  1090.                 self.ui.dial_b_right.setValue(value)

  1091.                 self.ui.dial_b_right.blockSignals(False)

  1092. 

  1093.             elif index == PARAMETER_PANNING:

  1094.                 self.ui.dial_pan.blockSignals(True)

  1095.                 self.ui.dial_pan.setValue(value)

  1096.                 self.ui.dial_pan.blockSignals(False)

  1097. 

  1098.             elif index == PARAMETER_CTRL_CHANNEL:

  1099.                 self.fControlChannel = round(value)

  1100.                 self.ui.sb_ctrl_channel.blockSignals(True)

  1101.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

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

  1103.                 self.ui.keyboard.allNotesOff()

  1104.                 self._updateCtrlPrograms()

  1105. 

  1106.             elif index >= 0:

  1107.                 for paramType, paramId, paramWidget in self.fParameterList:

  1108.                     if paramId != index:

  1109.                         continue

  1110.                     # FIXME see below

  1111.                     if paramType != PARAMETER_INPUT:

  1112.                         continue

  1113. 

  1114.                     paramWidget.blockSignals(True)

  1115.                     paramWidget.setValue(value)

  1116.                     paramWidget.blockSignals(False)

  1117. 

  1118.                     #if paramType == PARAMETER_INPUT:

  1119.                     tabIndex = paramWidget.getTabIndex()

  1120. 

  1121.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1122.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1123. 

  1124.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1125.                     break

  1126. 

  1127.         # Clear all parameters

  1128.         self.fParametersToUpdate = []

  1129. 

  1130.         # Update parameter outputs | FIXME needed?

  1131.         for paramType, paramId, paramWidget in self.fParameterList:

  1132.             if paramType != PARAMETER_OUTPUT:

  1133.                 continue

  1134. 

  1135.             paramWidget.blockSignals(True)

  1136.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1137.             paramWidget.blockSignals(False)

  1138. 

  1139.     #------------------------------------------------------------------

  1140. 

  1141.     @pyqtSlot()

  1142.     def slot_stateSave(self):

  1143.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1144.             # TODO

  1145.             return

  1146. 

  1147.         if self.fCurrentStateFilename:

  1148.             askTry = QMessageBox.question(self, self.tr("Overwrite?"), self.tr("Overwrite previously created file?"), QMessageBox.Ok|QMessageBox.Cancel)

  1149. 

  1150.             if askTry == QMessageBox.Ok:

  1151.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1152.                 return

  1153. 

  1154.             self.fCurrentStateFilename = None

  1155. 

  1156.         fileFilter = self.tr("Carla State File (*.carxs)")

  1157.         filename, ok = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1158. 

  1159.         # FIXME use ok value, test if it works as expected

  1160.         if not filename:

  1161.             return

  1162. 

  1163.         if not filename.lower().endswith(".carxs"):

  1164.             filename += ".carxs"

  1165. 

  1166.         self.fCurrentStateFilename = filename

  1167.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1168. 

  1169.     @pyqtSlot()

  1170.     def slot_stateLoad(self):

  1171.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1172.             presetList = []

  1173. 

  1174.             for i in range(self.host.get_program_count(self.fPluginId)):

  1175.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1176. 

  1177.             ret = QInputDialog.getItem(self, self.tr("Open LV2 Preset"), self.tr("Select an LV2 Preset:"), presetList, 0, False)

  1178. 

  1179.             if ret[1]:

  1180.                 index = int(ret[0].split(" - ", 1)[0])-1

  1181.                 self.host.set_program(self.fPluginId, index)

  1182.                 self.setMidiProgram(-1)

  1183. 

  1184.             return

  1185. 

  1186.         fileFilter = self.tr("Carla State File (*.carxs)")

  1187.         filename, ok = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1188. 

  1189.         # FIXME use ok value, test if it works as expected

  1190.         if not filename:

  1191.             return

  1192. 

  1193.         self.fCurrentStateFilename = filename

  1194.         self.host.load_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1195. 

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

  1197. 

  1198.     @pyqtSlot(bool)

  1199.     def slot_optionChanged(self, clicked):

  1200.         sender = self.sender()

  1201. 

  1202.         if sender == self.ui.ch_use_chunks:

  1203.             option = PLUGIN_OPTION_USE_CHUNKS

  1204.         elif sender == self.ui.ch_fixed_buffer:

  1205.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1206.         elif sender == self.ui.ch_force_stereo:

  1207.             option = PLUGIN_OPTION_FORCE_STEREO

  1208.         elif sender == self.ui.ch_map_program_changes:

  1209.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1210.         elif sender == self.ui.ch_send_program_changes:

  1211.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1212.         elif sender == self.ui.ch_send_control_changes:

  1213.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1214.         elif sender == self.ui.ch_send_channel_pressure:

  1215.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

  1216.         elif sender == self.ui.ch_send_note_aftertouch:

  1217.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

  1218.         elif sender == self.ui.ch_send_pitchbend:

  1219.             option = PLUGIN_OPTION_SEND_PITCHBEND

  1220.         elif sender == self.ui.ch_send_all_sound_off:

  1221.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1222.         else:

  1223.             return

  1224. 

  1225.         #--------------------------------------------------------------

  1226.         # handle map-program-changes and send-program-changes conflict

  1227. 

  1228.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1229.             self.ui.ch_send_program_changes.setEnabled(False)

  1230. 

  1231.             # disable send-program-changes if needed

  1232.             if self.ui.ch_send_program_changes.isChecked():

  1233.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1234. 

  1235.         #--------------------------------------------------------------

  1236.         # set option

  1237. 

  1238.         self.host.set_option(self.fPluginId, option, clicked)

  1239. 

  1240.         #--------------------------------------------------------------

  1241.         # handle map-program-changes and send-program-changes conflict

  1242. 

  1243.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1244.             self.ui.ch_send_program_changes.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1245. 

  1246.             # restore send-program-changes if needed

  1247.             if self.ui.ch_send_program_changes.isChecked():

  1248.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1249. 

  1250.     #------------------------------------------------------------------

  1251. 

  1252.     @pyqtSlot(float)

  1253.     def slot_dryWetChanged(self, value):

  1254.         self.host.set_drywet(self.fPluginId, value)

  1255. 

  1256.         if self.fParent is not None:

  1257.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1258. 

  1259.     @pyqtSlot(float)

  1260.     def slot_volumeChanged(self, value):

  1261.         self.host.set_volume(self.fPluginId, value)

  1262. 

  1263.         if self.fParent is not None:

  1264.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1265. 

  1266.     @pyqtSlot(float)

  1267.     def slot_balanceLeftChanged(self, value):

  1268.         self.host.set_balance_left(self.fPluginId, value)

  1269. 

  1270.         if self.fParent is not None:

  1271.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1272. 

  1273.     @pyqtSlot(float)

  1274.     def slot_balanceRightChanged(self, value):

  1275.         self.host.set_balance_right(self.fPluginId, value)

  1276. 

  1277.         if self.fParent is not None:

  1278.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1279. 

  1280.     @pyqtSlot(float)

  1281.     def slot_panChanged(self, value):

  1282.         self.host.set_panning(self.fPluginId, value)

  1283. 

  1284.         if self.fParent is not None:

  1285.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1286. 

  1287.     @pyqtSlot(int)

  1288.     def slot_ctrlChannelChanged(self, value):

  1289.         self.fControlChannel = value-1

  1290.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1291. 

  1292.         self.ui.keyboard.allNotesOff()

  1293.         self._updateCtrlPrograms()

  1294. 

  1295.     #------------------------------------------------------------------

  1296. 

  1297.     @pyqtSlot(int, float)

  1298.     def slot_parameterValueChanged(self, parameterId, value):

  1299.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1300. 

  1301.         if self.fParent is not None:

  1302.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1303. 

  1304.     @pyqtSlot(int, int)

  1305.     def slot_parameterMidiControlChanged(self, parameterId, control):

  1306.         self.host.set_parameter_midi_cc(self.fPluginId, parameterId, control)

  1307. 

  1308.     @pyqtSlot(int, int)

  1309.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1310.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1311. 

  1312.     #------------------------------------------------------------------

  1313. 

  1314.     @pyqtSlot(int)

  1315.     def slot_programIndexChanged(self, index):

  1316.         self.host.set_program(self.fPluginId, index)

  1317. 

  1318.         if self.fParent is not None:

  1319.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1320. 

  1321.         self._updateParameterValues()

  1322. 

  1323.     @pyqtSlot(int)

  1324.     def slot_midiProgramIndexChanged(self, index):

  1325.         self.host.set_midi_program(self.fPluginId, index)

  1326. 

  1327.         if self.fParent is not None:

  1328.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1329. 

  1330.         self._updateParameterValues()

  1331. 

  1332.     #------------------------------------------------------------------

  1333. 

  1334.     @pyqtSlot(int)

  1335.     def slot_noteOn(self, note):

  1336.         if self.fControlChannel >= 0:

  1337.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1338. 

  1339.         if self.fParent is not None:

  1340.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1341. 

  1342.     @pyqtSlot(int)

  1343.     def slot_noteOff(self, note):

  1344.         if self.fControlChannel >= 0:

  1345.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1346. 

  1347.         if self.fParent is not None:

  1348.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1349. 

  1350.     #------------------------------------------------------------------

  1351. 

  1352.     @pyqtSlot()

  1353.     def slot_finished(self):

  1354.         if self.fParent is not None:

  1355.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1356. 

  1357.     #------------------------------------------------------------------

  1358. 

  1359.     @pyqtSlot()

  1360.     def slot_knobCustomMenu(self):

  1361.         sender   = self.sender()

  1362.         knobName = sender.objectName()

  1363. 

  1364.         if knobName == "dial_drywet":

  1365.             minimum = 0.0

  1366.             maximum = 1.0

  1367.             default = 1.0

  1368.             label   = "Dry/Wet"

  1369.         elif knobName == "dial_vol":

  1370.             minimum = 0.0

  1371.             maximum = 1.27

  1372.             default = 1.0

  1373.             label   = "Volume"

  1374.         elif knobName == "dial_b_left":

  1375.             minimum = -1.0

  1376.             maximum = 1.0

  1377.             default = -1.0

  1378.             label   = "Balance-Left"

  1379.         elif knobName == "dial_b_right":

  1380.             minimum = -1.0

  1381.             maximum = 1.0

  1382.             default = 1.0

  1383.             label   = "Balance-Right"

  1384.         elif knobName == "dial_pan":

  1385.             minimum = -1.0

  1386.             maximum = 1.0

  1387.             default = 0.0

  1388.             label   = "Panning"

  1389.         else:

  1390.             minimum = 0.0

  1391.             maximum = 1.0

  1392.             default = 0.5

  1393.             label   = "Unknown"

  1394. 

  1395.         menu = QMenu(self)

  1396.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1397.         menu.addSeparator()

  1398.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1399.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1400.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1401.         menu.addSeparator()

  1402.         actSet = menu.addAction(self.tr("Set value..."))

  1403. 

  1404.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1405.             menu.removeAction(actCenter)

  1406. 

  1407.         actSelected = menu.exec_(QCursor.pos())

  1408. 

  1409.         if actSelected == actSet:

  1410.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1411.             value, ok = QInputDialog.getInt(self, self.tr("Set value"), label, round(current*100.0), round(minimum*100.0), round(maximum*100.0), 1)

  1412.             if ok: value = float(value)/100.0

  1413. 

  1414.             if not ok:

  1415.                 return

  1416. 

  1417.         elif actSelected == actMinimum:

  1418.             value = minimum

  1419.         elif actSelected == actMaximum:

  1420.             value = maximum

  1421.         elif actSelected == actReset:

  1422.             value = default

  1423.         elif actSelected == actCenter:

  1424.             value = 0.0

  1425.         else:

  1426.             return

  1427. 

  1428.         sender.setValue(value, True)

  1429. 

  1430.     #------------------------------------------------------------------

  1431. 

  1432.     @pyqtSlot()

  1433.     def slot_channelCustomMenu(self):

  1434.         menu = QMenu(self)

  1435. 

  1436.         actNone = menu.addAction(self.tr("None"))

  1437. 

  1438.         if self.fControlChannel+1 == 0:

  1439.             actNone.setCheckable(True)

  1440.             actNone.setChecked(True)

  1441. 

  1442.         for i in range(1, 16+1):

  1443.             action = menu.addAction("%i" % i)

  1444. 

  1445.             if self.fControlChannel+1 == i:

  1446.                 action.setCheckable(True)

  1447.                 action.setChecked(True)

  1448. 

  1449.         actSel = menu.exec_(QCursor.pos())

  1450. 

  1451.         if not actSel:

  1452.             pass

  1453.         elif actSel == actNone:

  1454.             self.ui.sb_ctrl_channel.setValue(0)

  1455.         elif actSel:

  1456.             selChannel = int(actSel.text())

  1457.             self.ui.sb_ctrl_channel.setValue(selChannel)

  1458. 

  1459.     #------------------------------------------------------------------

  1460. 

  1461.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1462.         for paramList, width in paramListFull:

  1463.             if len(paramList) == 0:

  1464.                 break

  1465. 

  1466.             tabIndex = self.ui.tabWidget.count()

  1467. 

  1468.             tabPageLayout = QVBoxLayout(self.ui.tabWidget)

  1469.             tabPageLayout.setSpacing(0)

  1470. 

  1471.             scrollArea = QScrollArea(self.ui.tabWidget)

  1472.             scrollArea.setWidgetResizable(True)

  1473.             scrollArea.setFrameStyle(0)

  1474. 

  1475.             scrollAreaWidget = QWidget(scrollArea)

  1476.             scrollAreaLayout = QVBoxLayout(scrollAreaWidget)

  1477.             scrollAreaLayout.setSpacing(1)

  1478. 

  1479.             for paramInfo in paramList:

  1480.                 paramWidget = PluginParameter(scrollAreaWidget, self.host, paramInfo, self.fPluginId, tabIndex)

  1481.                 paramWidget.setLabelWidth(width)

  1482.                 scrollAreaLayout.addWidget(paramWidget)

  1483. 

  1484.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1485. 

  1486.                 if paramType == PARAMETER_INPUT:

  1487.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1488. 

  1489.                 paramWidget.midiControlChanged.connect(self.slot_parameterMidiControlChanged)

  1490.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1491. 

  1492.             scrollAreaLayout.addStretch()

  1493. 

  1494.             scrollArea.setWidget(scrollAreaWidget)

  1495.             tabPageLayout.addWidget(scrollArea)

  1496. 

  1497.             self.ui.tabWidget.addTab(scrollArea, tabPageName)

  1498. 

  1499.             if paramType == PARAMETER_INPUT:

  1500.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1501. 

  1502.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1503. 

  1504.     def _updateCtrlPrograms(self):

  1505.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1506. 

  1507.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH or self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2):

  1508.             return

  1509. 

  1510.         if self.fControlChannel < 0:

  1511.             self.ui.cb_programs.setEnabled(False)

  1512.             self.ui.cb_midi_programs.setEnabled(False)

  1513.             return

  1514. 

  1515.         self.ui.cb_programs.setEnabled(True)

  1516.         self.ui.cb_midi_programs.setEnabled(True)

  1517. 

  1518.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1519. 

  1520.         if self.ui.cb_programs.currentIndex() != pIndex:

  1521.             self.setProgram(pIndex)

  1522. 

  1523.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1524. 

  1525.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1526.             self.setMidiProgram(mpIndex)

  1527. 

  1528.     def _updateParameterValues(self):

  1529.         for paramType, paramId, paramWidget in self.fParameterList:

  1530.             paramWidget.blockSignals(True)

  1531.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1532.             paramWidget.blockSignals(False)

  1533. 

  1534.     #------------------------------------------------------------------

  1535. 

  1536.     def testTimer(self):

  1537.         self.fIdleTimerId = self.startTimer(50)

  1538. 

  1539.         self.SIGTERM.connect(self.testTimerClose)

  1540.         gCarla.gui = self

  1541.         setUpSignals()

  1542. 

  1543.     def testTimerClose(self):

  1544.         self.close()

  1545.         app.quit()

  1546. 

  1547.     #------------------------------------------------------------------

  1548. 

  1549.     def closeEvent(self, event):

  1550.         if self.fIdleTimerId != 0:

  1551.             self.killTimer(self.fIdleTimerId)

  1552.             self.fIdleTimerId = 0

  1553. 

  1554.             self.host.engine_close()

  1555. 

  1556.         QDialog.closeEvent(self, event)

  1557. 

  1558.     def timerEvent(self, event):

  1559.         if event.timerId() == self.fIdleTimerId:

  1560.             self.host.engine_idle()

  1561.             self.idleSlow()

  1562. 

  1563.         QDialog.timerEvent(self, event)

  1564. 

  1565.     def done(self, r):

  1566.         QDialog.done(self, r)

  1567.         self.close()

  1568. 

  1569. # ------------------------------------------------------------------------------------------------------------

  1570. # Main

  1571. 

  1572. if __name__ == '__main__':

  1573.     from carla_app import CarlaApplication

  1574.     from carla_host import initHost, loadHostSettings

  1575. 

  1576.     app  = CarlaApplication()

  1577.     host = initHost("Widgets", None, False, False, False)

  1578.     loadHostSettings(host)

  1579. 

  1580.     host.engine_init("JACK", "Carla-Widgets")

  1581.     host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1582.     host.set_active(0, True)

  1583. 

  1584.     gui1 = CarlaAboutW(None, host)

  1585.     gui1.show()

  1586. 

  1587.     gui2 = PluginEdit(None, host, 0)

  1588.     gui2.testTimer()

  1589.     gui2.show()

  1590. 

  1591.     app.exit_exec()