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

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  1. #!/usr/bin/env python3

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

  3. 

  4. # Carla widgets code

  5. # Copyright (C) 2011-2014 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 (Config)

  21. 

  22. from carla_config import *

  23. 

  24. # ------------------------------------------------------------------------------------------------------------

  25. # Imports (Global)

  26. 

  27. if config_UseQt5:

  28.     from PyQt5.QtCore import pyqtSignal, pyqtSlot, pyqtWrapperType, Qt, QByteArray, QSettings, QTimer

  29.     from PyQt5.QtGui import QColor, QCursor, QFontMetrics, QPainter, QPainterPath

  30.     from PyQt5.QtWidgets import QDialog, QInputDialog, QLineEdit, QMenu, QVBoxLayout, QWidget

  31. else:

  32.     from PyQt4.QtCore import pyqtSignal, pyqtSlot, pyqtWrapperType, Qt, QByteArray, QSettings, QTimer

  33.     from PyQt4.QtGui import QColor, QCursor, QFontMetrics, QPainter, QPainterPath

  34.     from PyQt4.QtGui import QDialog, QInputDialog, QLineEdit, QMenu, QVBoxLayout, QWidget

  35. 

  36. # ------------------------------------------------------------------------------------------------------------

  37. # Imports (Custom)

  38. 

  39. import ui_carla_about

  40. import ui_carla_about_juce

  41. import ui_carla_edit

  42. import ui_carla_parameter

  43. 

  44. from carla_shared import *

  45. from carla_utils import *

  46. from paramspinbox import CustomInputDialog

  47. from pixmapkeyboard import PixmapKeyboardHArea

  48. 

  49. # ------------------------------------------------------------------------------------------------------------

  50. # Carla GUI defines

  51. 

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

  53. ICON_STATE_WAIT = 2 # nothing, sets as off

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

  55. ICON_STATE_NULL = 0 # nothing

  56. 

  57. # ------------------------------------------------------------------------------------------------------------

  58. # Carla About dialog

  59. 

  60. class CarlaAboutW(QDialog):

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

  62.         QDialog.__init__(self, parent)

  63.         self.ui = ui_carla_about.Ui_CarlaAboutW()

  64.         self.ui.setupUi(self)

  65. 

  66.         if False:

  67.             # kdevelop likes this :)

  68.             host = CarlaHostNull()

  69. 

  70.         if host.isControl:

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

  72.         elif host.isPlugin:

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

  74.         else:

  75.             extraInfo = ""

  76. 

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

  78.                                      "<br>Version %s"

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

  80.                                      "<br>Copyright (C) 2011-2014 falkTX<br>"

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

  82. 

  83.         if host.isControl:

  84.             self.ui.l_extended.hide()

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

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

  87. 

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

  89. 

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

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

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

  93.         else:

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

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

  96. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  111.                                    "</table>"

  112.                                   )

  113. 

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

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

  116. 

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

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

  119.         self.ui.l_lv2.setText(self.tr("About 95&#37; complete (using custom extensions)<br/>"

  120.                                       "Implemented Feature/Extensions:"

  121.                                       "<ul>"

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  152.                                       "</ul>"))

  153.         self.ui.l_vst.setText(self.tr("<p>About 85&#37; complete (missing vst bank/presets and some minor stuff)</p>"))

  154. 

  155.         # 2nd tab is usually longer than the 1st

  156.         # adjust appropriately

  157.         self.ui.tabWidget.setCurrentIndex(1)

  158.         self.adjustSize()

  159. 

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

  161.         self.setFixedSize(self.size())

  162. 

  163.         if WINDOWS:

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

  165. 

  166.     def done(self, r):

  167.         QDialog.done(self, r)

  168.         self.close()

  169. 

  170. # ------------------------------------------------------------------------------------------------------------

  171. # JUCE About dialog

  172. 

  173. class JuceAboutW(QDialog):

  174.     def __init__(self, parent):

  175.         QDialog.__init__(self, parent)

  176.         self.ui = ui_carla_about_juce.Ui_JuceAboutW()

  177.         self.ui.setupUi(self)

  178. 

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

  180. 

  181.         self.adjustSize()

  182.         self.setFixedSize(self.size())

  183. 

  184.         if WINDOWS:

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

  186. 

  187.     def done(self, r):

  188.         QDialog.done(self, r)

  189.         self.close()

  190. 

  191. # ------------------------------------------------------------------------------------------------------------

  192. # Plugin Parameter

  193. 

  194. class PluginParameter(QWidget):

  195.     midiControlChanged = pyqtSignal(int, int)

  196.     midiChannelChanged = pyqtSignal(int, int)

  197.     valueChanged       = pyqtSignal(int, float)

  198. 

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

  200.         QWidget.__init__(self, parent)

  201.         self.host = host

  202.         self.ui = ui_carla_parameter.Ui_PluginParameter()

  203.         self.ui.setupUi(self)

  204. 

  205.         if False:

  206.             # kdevelop likes this :)

  207.             host = CarlaHostNull()

  208.             self.host = host

  209. 

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

  211.         # Internal stuff

  212. 

  213.         self.fMidiControl = -1

  214.         self.fMidiChannel = 1

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

  216.         self.fPluginId    = pluginId

  217.         self.fTabIndex    = tabIndex

  218. 

  219.         # -------------------------------------------------------------

  220.         # Set-up GUI

  221. 

  222.         pType  = pInfo['type']

  223.         pHints = pInfo['hints']

  224. 

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

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

  227. 

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

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

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

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

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

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

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

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

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

  237. 

  238.         if not pHints & PARAMETER_IS_AUTOMABLE:

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

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

  241. 

  242.         if pType == PARAMETER_INPUT:

  243.             if not pHints & PARAMETER_IS_ENABLED:

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

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

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

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

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

  249. 

  250.             if pHints & PARAMETER_IS_READ_ONLY:

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

  252. 

  253.         elif pType == PARAMETER_OUTPUT:

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

  255. 

  256.         else:

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

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

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

  260. 

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

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

  263. 

  264.         self.ui.widget.updateAll()

  265. 

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

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

  268. 

  269.         # -------------------------------------------------------------

  270.         # Set-up connections

  271. 

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

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

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

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

  276.         self.ui.widget.valueChanged.connect(self.slot_widgetValueChanged)

  277. 

  278.         # -------------------------------------------------------------

  279. 

  280.     def getPluginId(self):

  281.         return self.fPluginId

  282. 

  283.     def getTabIndex(self):

  284.         return self.fTabIndex

  285. 

  286.     def setPluginId(self, pluginId):

  287.         self.fPluginId = pluginId

  288. 

  289.     def setDefault(self, value):

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

  291. 

  292.     def setValue(self, value):

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

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

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

  296. 

  297.     def setMidiControl(self, control):

  298.         self.fMidiControl = control

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

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

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

  302. 

  303.     def setMidiChannel(self, channel):

  304.         self.fMidiChannel = channel

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

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

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

  308. 

  309.     def setLabelWidth(self, width):

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

  311. 

  312.     @pyqtSlot()

  313.     def slot_controlSpinboxCustomMenu(self):

  314.         menu = QMenu(self)

  315. 

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

  317. 

  318.         if self.fMidiControl == -1:

  319.             actNone.setCheckable(True)

  320.             actNone.setChecked(True)

  321. 

  322.         for cc in MIDI_CC_LIST:

  323.             action = menu.addAction(cc)

  324. 

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

  326.                 action.setCheckable(True)

  327.                 action.setChecked(True)

  328. 

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

  330. 

  331.         if not actSel:

  332.             pass

  333.         elif actSel == actNone:

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

  335.         else:

  336.             selControlStr = actSel.text()

  337.             selControl    = int(selControlStr.split(" ", 1)[0], 16)

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

  339. 

  340.     @pyqtSlot()

  341.     def slot_channelSpinboxCustomMenu(self):

  342.         menu = QMenu(self)

  343. 

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

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

  346. 

  347.             if self.fMidiChannel == i:

  348.                 action.setCheckable(True)

  349.                 action.setChecked(True)

  350. 

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

  352. 

  353.         if actSel:

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

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

  356. 

  357.     @pyqtSlot(int)

  358.     def slot_controlSpinboxChanged(self, control):

  359.         self.fMidiControl = control

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

  361. 

  362.     @pyqtSlot(int)

  363.     def slot_channelSpinboxChanged(self, channel):

  364.         self.fMidiChannel = channel

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

  366. 

  367.     @pyqtSlot(float)

  368.     def slot_widgetValueChanged(self, value):

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

  370. 

  371.     def _textCallBack(self):

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

  373. 

  374. # ------------------------------------------------------------------------------------------------------------

  375. # Plugin Editor Parent (Meta class)

  376. 

  377. class PluginEditParentMeta():

  378. #class PluginEditParentMeta(metaclass=ABCMeta):

  379.     @abstractmethod

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

  381.         raise NotImplementedError

  382. 

  383.     @abstractmethod

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

  385.         raise NotImplementedError

  386. 

  387.     @abstractmethod

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

  389.         raise NotImplementedError

  390. 

  391.     @abstractmethod

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

  393.         raise NotImplementedError

  394. 

  395.     @abstractmethod

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

  397.         raise NotImplementedError

  398. 

  399.     @abstractmethod

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

  401.         raise NotImplementedError

  402. 

  403.     @abstractmethod

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

  405.         raise NotImplementedError

  406. 

  407.     @abstractmethod

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

  409.         raise NotImplementedError

  410. 

  411. # ------------------------------------------------------------------------------------------------------------

  412. # Plugin Editor (Built-in)

  413. 

  414. class PluginEdit(QDialog):

  415.     # settings

  416.     kParamsPerPage = 8

  417. 

  418.     # signals

  419.     SIGTERM = pyqtSignal()

  420.     SIGUSR1 = pyqtSignal()

  421. 

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

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

  424.         self.host = host

  425.         self.ui = ui_carla_edit.Ui_PluginEdit()

  426.         self.ui.setupUi(self)

  427. 

  428.         if False:

  429.             # kdevelop likes this :)

  430.             parent = PluginEditParentMeta()

  431.             host = CarlaHostNull()

  432.             self.host = host

  433. 

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

  435.         # Internal stuff

  436. 

  437.         self.fGeometry   = QByteArray()

  438.         self.fParent     = parent

  439.         self.fPluginId   = pluginId

  440.         self.fPluginInfo = None

  441. 

  442.         self.fCurrentStateFilename = None

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

  444.         self.fFirstInit      = True

  445. 

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

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

  448. 

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

  450. 

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

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

  453.         self.fTabIconTimers = []

  454. 

  455.         # used during testing

  456.         self.fIdleTimerId = 0

  457. 

  458.         # -------------------------------------------------------------

  459.         # Set-up GUI

  460. 

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

  462.         labelPluginFont.setPixelSize(15)

  463.         labelPluginFont.setWeight(75)

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

  465. 

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

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

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

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

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

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

  472. 

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

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

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

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

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

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

  479. 

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

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

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

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

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

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

  486. 

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

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

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

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

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

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

  493. 

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

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

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

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

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

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

  500. 

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

  502. 

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

  504.         self.ui.keyboard   = self.ui.scrollArea.keyboard

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

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

  507. 

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

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

  510. 

  511.         # todo

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

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

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

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

  516. 

  517.         self.reloadAll()

  518. 

  519.         self.fFirstInit = False

  520. 

  521.         # -------------------------------------------------------------

  522.         # Set-up connections

  523. 

  524.         self.finished.connect(self.slot_finished)

  525. 

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

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

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

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

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

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

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

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

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

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

  536. 

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

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

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

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

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

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

  543. 

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

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

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

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

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

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

  550. 

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

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

  553. 

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

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

  556. 

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

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

  559. 

  560.         #host.ProgramChangedCallback.connect(self.slot_handleProgramChangedCallback)

  561.         #host.MidiProgramChangedCallback.connect(self.slot_handleMidiProgramChangedCallback)

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

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

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

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

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

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

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

  569. 

  570.     #------------------------------------------------------------------

  571. 

  572.     @pyqtSlot(int, int, int, int)

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

  574.         if self.fPluginId != pluginId: return

  575. 

  576.         if self.fControlChannel == channel:

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

  578. 

  579.         playItem = (channel, note)

  580. 

  581.         if playItem not in self.fPlayingNotes:

  582.             self.fPlayingNotes.append(playItem)

  583. 

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

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

  586. 

  587.     @pyqtSlot(int, int, int)

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

  589.         if self.fPluginId != pluginId: return

  590. 

  591.         if self.fControlChannel == channel:

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

  593. 

  594.         playItem = (channel, note)

  595. 

  596.         if playItem in self.fPlayingNotes:

  597.             self.fPlayingNotes.remove(playItem)

  598. 

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

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

  601. 

  602.     @pyqtSlot(int)

  603.     def slot_handleUpdateCallback(self, pluginId):

  604.         if self.fPluginId == pluginId:

  605.             self.updateInfo()

  606. 

  607.     @pyqtSlot(int)

  608.     def slot_handleReloadInfoCallback(self, pluginId):

  609.         if self.fPluginId == pluginId:

  610.             self.reloadInfo()

  611. 

  612.     @pyqtSlot(int)

  613.     def slot_handleReloadParametersCallback(self, pluginId):

  614.         if self.fPluginId == pluginId:

  615.             self.reloadParameters()

  616. 

  617.     @pyqtSlot(int)

  618.     def slot_handleReloadProgramsCallback(self, pluginId):

  619.         if self.fPluginId == pluginId:

  620.             self.reloadPrograms()

  621. 

  622.     @pyqtSlot(int)

  623.     def slot_handleReloadAllCallback(self, pluginId):

  624.         if self.fPluginId == pluginId:

  625.             self.reloadAll()

  626. 

  627.     #------------------------------------------------------------------

  628. 

  629.     def updateInfo(self):

  630.         # Update current program text

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

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

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

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

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

  636. 

  637.         # Update current midi program text

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

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

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

  641.             mpBank  = mpData['bank']

  642.             mpProg  = mpData['program']

  643.             mpName  = mpData['name']

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

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

  646. 

  647.         # Update all parameter values

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

  649.             paramWidget.blockSignals(True)

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

  651.             paramWidget.blockSignals(False)

  652. 

  653.         # and the internal ones too

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

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

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

  657. 

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

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

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

  661. 

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

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

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

  665. 

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

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

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

  669. 

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

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

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

  673. 

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

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

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

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

  678.         self.ui.keyboard.allNotesOff()

  679.         self._updateCtrlPrograms()

  680. 

  681.         self.fParametersToUpdate = []

  682. 

  683.     #------------------------------------------------------------------

  684. 

  685.     def reloadAll(self):

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

  687. 

  688.         self.reloadInfo()

  689.         self.reloadParameters()

  690.         self.reloadPrograms()

  691. 

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

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

  694. 

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

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

  697. 

  698.         # Workaround for a Qt4 bug, see https://bugreports.qt-project.org/browse/QTBUG-7792

  699.         if LINUX: QTimer.singleShot(0, self.slot_fixNameWordWrap)

  700. 

  701.     @pyqtSlot()

  702.     def slot_fixNameWordWrap(self):

  703.         self.adjustSize()

  704.         self.setMinimumSize(self.width(), self.height())

  705. 

  706.     #------------------------------------------------------------------

  707. 

  708.     def reloadInfo(self):

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

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

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

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

  713. 

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

  715. 

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

  717. 

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

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

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

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

  722. 

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

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

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

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

  727. 

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

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

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

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

  732. 

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

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

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

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

  737. 

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

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

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

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

  742. 

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

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

  745. 

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

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

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

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

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

  751. 

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  770. 

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

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

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

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

  775. 

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

  777. 

  778.         # Show/hide keyboard

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

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

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

  782. 

  783.         # Force-update parent for new hints

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

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

  786. 

  787.     def reloadParameters(self):

  788.         # Reset

  789.         self.fParameterList      = []

  790.         self.fParametersToUpdate = []

  791.         self.fTabIconTimers      = []

  792. 

  793.         # Remove all previous parameters

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

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

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

  797. 

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

  799. 

  800.         # -----------------------------------------------------------------

  801. 

  802.         if parameterCount <= 0:

  803.             return

  804. 

  805.         # -----------------------------------------------------------------

  806. 

  807.         paramInputList   = []

  808.         paramOutputList  = []

  809.         paramInputWidth  = 0

  810.         paramOutputWidth = 0

  811. 

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

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

  814. 

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

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

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

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

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

  820. 

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

  822.                 continue

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

  824.                 continue

  825. 

  826.             parameter = {

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

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

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

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

  831.                 'scalePoints': [],

  832. 

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

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

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

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

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

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

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

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

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

  842. 

  843.                 'current': paramValue

  844.             }

  845. 

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

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

  848. 

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

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

  851.                     'label': scalePointInfo['label']

  852.                 })

  853. 

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

  855. 

  856.             # -----------------------------------------------------------------

  857.             # Get width values, in packs of 10

  858. 

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

  860.                 paramInputWidthTMP = QFontMetrics(self.font()).width(parameter['name'])

  861. 

  862.                 if paramInputWidthTMP > paramInputWidth:

  863.                     paramInputWidth = paramInputWidthTMP

  864. 

  865.                 paramInputList.append(parameter)

  866. 

  867.                 if len(paramInputList) == self.kParamsPerPage:

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

  869.                     paramInputList  = []

  870.                     paramInputWidth = 0

  871. 

  872.             else:

  873.                 paramOutputWidthTMP = QFontMetrics(self.font()).width(parameter['name'])

  874. 

  875.                 if paramOutputWidthTMP > paramOutputWidth:

  876.                     paramOutputWidth = paramOutputWidthTMP

  877. 

  878.                 paramOutputList.append(parameter)

  879. 

  880.                 if len(paramOutputList) == self.kParamsPerPage:

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

  882.                     paramOutputList  = []

  883.                     paramOutputWidth = 0

  884. 

  885.         # for i in range(parameterCount)

  886.         else:

  887.             # Final page width values

  888.             if 0 < len(paramInputList) < 10:

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

  890. 

  891.             if 0 < len(paramOutputList) < 10:

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

  893. 

  894.         # Create parameter tabs + widgets

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

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

  897. 

  898.     def reloadPrograms(self):

  899.         # Programs

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

  901.         self.ui.cb_programs.clear()

  902. 

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

  904. 

  905.         if programCount > 0:

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

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

  908. 

  909.             for i in range(programCount):

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

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

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

  913. 

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

  915. 

  916.         else:

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

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

  919. 

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

  921. 

  922.         # MIDI Programs

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

  924.         self.ui.cb_midi_programs.clear()

  925. 

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

  927. 

  928.         if midiProgramCount > 0:

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

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

  931. 

  932.             for i in range(midiProgramCount):

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

  934.                 mpBank = mpData['bank']

  935.                 mpProg = mpData['program']

  936.                 mpName = mpData['name']

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

  938. 

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

  940. 

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

  942. 

  943.         else:

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

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

  946. 

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

  948. 

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

  950. 

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

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

  953. 

  954.     #------------------------------------------------------------------

  955. 

  956.     def clearNotes(self):

  957.          self.fPlayingNotes = []

  958.          self.ui.keyboard.allNotesOff()

  959. 

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

  961.         if self.fControlChannel == channel:

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

  963. 

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

  965.         if self.fControlChannel == channel:

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

  967. 

  968.     #------------------------------------------------------------------

  969. 

  970.     def getHints(self):

  971.         return self.fPluginInfo['hints']

  972. 

  973.     def setPluginId(self, idx):

  974.         self.fPluginId = idx

  975. 

  976.     def setName(self, name):

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

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

  979.         self.setWindowTitle(name)

  980. 

  981.     #------------------------------------------------------------------

  982. 

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

  984.         for paramItem in self.fParametersToUpdate:

  985.             if paramItem[0] == parameterId:

  986.                 paramItem[1] = value

  987.                 break

  988.         else:

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

  990. 

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

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

  993.             if paramId == parameterId:

  994.                 paramWidget.setDefault(value)

  995.                 break

  996. 

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

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

  999.             if paramId == parameterId:

  1000.                 paramWidget.setMidiControl(control)

  1001.                 break

  1002. 

  1003.     def setParameterMidiChannel(self, parameterId, channel):

  1004.         for paramType, paramId, paramWidget in self.fParameterList:

  1005.             if paramId == parameterId:

  1006.                 paramWidget.setMidiChannel(channel+1)

  1007.                 break

  1008. 

  1009.     def setProgram(self, index):

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

  1011.         self.ui.cb_programs.setCurrentIndex(index)

  1012.         self.ui.cb_programs.blockSignals(False)

  1013.         self._updateParameterValues()

  1014. 

  1015.     def setMidiProgram(self, index):

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

  1017.         self.ui.cb_midi_programs.setCurrentIndex(index)

  1018.         self.ui.cb_midi_programs.blockSignals(False)

  1019.         self._updateParameterValues()

  1020. 

  1021.     def setOption(self, option, yesNo):

  1022.         if option == PLUGIN_OPTION_USE_CHUNKS:

  1023.             widget = self.ui.ch_use_chunks

  1024.         elif option == PLUGIN_OPTION_FIXED_BUFFERS:

  1025.             widget = self.ui.ch_fixed_buffer

  1026.         elif option == PLUGIN_OPTION_FORCE_STEREO:

  1027.             widget = self.ui.ch_force_stereo

  1028.         elif option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES:

  1029.             widget = self.ui.ch_map_program_changes

  1030.         elif option == PLUGIN_OPTION_SEND_PROGRAM_CHANGES:

  1031.             widget = self.ui.ch_send_program_changes

  1032.         elif option == PLUGIN_OPTION_SEND_CONTROL_CHANGES:

  1033.             widget = self.ui.ch_send_control_changes

  1034.         elif option == PLUGIN_OPTION_SEND_CHANNEL_PRESSURE:

  1035.             widget = self.ui.ch_send_channel_pressure

  1036.         elif option == PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH:

  1037.             widget = self.ui.ch_send_note_aftertouch

  1038.         elif option == PLUGIN_OPTION_SEND_PITCHBEND:

  1039.             widget = self.ui.ch_send_pitchbend

  1040.         elif option == PLUGIN_OPTION_SEND_ALL_SOUND_OFF:

  1041.             widget = self.ui.ch_send_all_sound_off

  1042.         else:

  1043.             return

  1044. 

  1045.         widget.blockSignals(True)

  1046.         widget.setChecked(yesNo)

  1047.         widget.blockSignals(False)

  1048. 

  1049.     #------------------------------------------------------------------

  1050. 

  1051.     def setVisible(self, yesNo):

  1052.         if yesNo:

  1053.             if not self.fGeometry.isNull():

  1054.                 self.restoreGeometry(self.fGeometry)

  1055.         else:

  1056.             self.fGeometry = self.saveGeometry()

  1057. 

  1058.         QDialog.setVisible(self, yesNo)

  1059. 

  1060.     #------------------------------------------------------------------

  1061. 

  1062.     def idleSlow(self):

  1063.         # Check Tab icons

  1064.         for i in range(len(self.fTabIconTimers)):

  1065.             if self.fTabIconTimers[i] == ICON_STATE_ON:

  1066.                 self.fTabIconTimers[i] = ICON_STATE_WAIT

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

  1068.                 self.fTabIconTimers[i] = ICON_STATE_OFF

  1069.             elif self.fTabIconTimers[i] == ICON_STATE_OFF:

  1070.                 self.fTabIconTimers[i] = ICON_STATE_NULL

  1071.                 self.ui.tabWidget.setTabIcon(i+1, self.fTabIconOff)

  1072. 

  1073.         # Check parameters needing update

  1074.         for index, value in self.fParametersToUpdate:

  1075.             if index == PARAMETER_DRYWET:

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

  1077.                 self.ui.dial_drywet.setValue(value)

  1078.                 self.ui.dial_drywet.blockSignals(False)

  1079. 

  1080.             elif index == PARAMETER_VOLUME:

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

  1082.                 self.ui.dial_vol.setValue(value)

  1083.                 self.ui.dial_vol.blockSignals(False)

  1084. 

  1085.             elif index == PARAMETER_BALANCE_LEFT:

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

  1087.                 self.ui.dial_b_left.setValue(value)

  1088.                 self.ui.dial_b_left.blockSignals(False)

  1089. 

  1090.             elif index == PARAMETER_BALANCE_RIGHT:

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

  1092.                 self.ui.dial_b_right.setValue(value)

  1093.                 self.ui.dial_b_right.blockSignals(False)

  1094. 

  1095.             elif index == PARAMETER_PANNING:

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

  1097.                 self.ui.dial_pan.setValue(value)

  1098.                 self.ui.dial_pan.blockSignals(False)

  1099. 

  1100.             elif index == PARAMETER_CTRL_CHANNEL:

  1101.                 self.fControlChannel = round(value)

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

  1103.                 self.ui.sb_ctrl_channel.setValue(self.fControlChannel+1)

  1104.                 self.ui.sb_ctrl_channel.blockSignals(False)

  1105.                 self.ui.keyboard.allNotesOff()

  1106.                 self._updateCtrlPrograms()

  1107. 

  1108.             elif index >= 0:

  1109.                 for paramType, paramId, paramWidget in self.fParameterList:

  1110.                     if paramId != index:

  1111.                         continue

  1112.                     # FIXME see below

  1113.                     if paramType != PARAMETER_INPUT:

  1114.                         continue

  1115. 

  1116.                     paramWidget.blockSignals(True)

  1117.                     paramWidget.setValue(value)

  1118.                     paramWidget.blockSignals(False)

  1119. 

  1120.                     #if paramType == PARAMETER_INPUT:

  1121.                     tabIndex = paramWidget.getTabIndex()

  1122. 

  1123.                     if self.fTabIconTimers[tabIndex-1] == ICON_STATE_NULL:

  1124.                         self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOn)

  1125. 

  1126.                     self.fTabIconTimers[tabIndex-1] = ICON_STATE_ON

  1127.                     break

  1128. 

  1129.         # Clear all parameters

  1130.         self.fParametersToUpdate = []

  1131. 

  1132.         # Update parameter outputs | FIXME needed?

  1133.         for paramType, paramId, paramWidget in self.fParameterList:

  1134.             if paramType != PARAMETER_OUTPUT:

  1135.                 continue

  1136. 

  1137.             paramWidget.blockSignals(True)

  1138.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1139.             paramWidget.blockSignals(False)

  1140. 

  1141.     #------------------------------------------------------------------

  1142. 

  1143.     @pyqtSlot()

  1144.     def slot_stateSave(self):

  1145.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1146.             # TODO

  1147.             return

  1148. 

  1149.         if self.fCurrentStateFilename:

  1150.             askTry = QMessageBox.question(self, self.tr("Overwrite?"), self.tr("Overwrite previously created file?"), QMessageBox.Ok|QMessageBox.Cancel)

  1151. 

  1152.             if askTry == QMessageBox.Ok:

  1153.                 self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1154.                 return

  1155. 

  1156.             self.fCurrentStateFilename = None

  1157. 

  1158.         fileFilter = self.tr("Carla State File (*.carxs)")

  1159.         filename   = QFileDialog.getSaveFileName(self, self.tr("Save Plugin State File"), filter=fileFilter)

  1160. 

  1161.         if config_UseQt5:

  1162.             filename = filename[0]

  1163.         if not filename:

  1164.             return

  1165. 

  1166.         if not filename.lower().endswith(".carxs"):

  1167.             filename += ".carxs"

  1168. 

  1169.         self.fCurrentStateFilename = filename

  1170.         self.host.save_plugin_state(self.fPluginId, self.fCurrentStateFilename)

  1171. 

  1172.     @pyqtSlot()

  1173.     def slot_stateLoad(self):

  1174.         if self.fPluginInfo['type'] == PLUGIN_LV2:

  1175.             presetList = []

  1176. 

  1177.             for i in range(self.host.get_program_count(self.fPluginId)):

  1178.                 presetList.append("%03i - %s" % (i+1, self.host.get_program_name(self.fPluginId, i)))

  1179. 

  1180.             ret = QInputDialog.getItem(self, self.tr("Open LV2 Preset"), self.tr("Select an LV2 Preset:"), presetList, 0, False)

  1181. 

  1182.             if ret[1]:

  1183.                 index = int(ret[0].split(" - ", 1)[0])-1

  1184.                 self.host.set_midi_program(self.fPluginId, -1)

  1185.                 self.host.set_program(self.fPluginId, index)

  1186.                 self.setMidiProgram(-1)

  1187. 

  1188.             return

  1189. 

  1190.         fileFilter = self.tr("Carla State File (*.carxs)")

  1191.         filename   = QFileDialog.getOpenFileName(self, self.tr("Open Plugin State File"), filter=fileFilter)

  1192. 

  1193.         if config_UseQt5:

  1194.             filename = filename[0]

  1195.         if not filename:

  1196.             return

  1197. 

  1198.         self.fCurrentStateFilename = filename

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

  1200. 

  1201.     #------------------------------------------------------------------

  1202. 

  1203.     @pyqtSlot(bool)

  1204.     def slot_optionChanged(self, clicked):

  1205.         sender = self.sender()

  1206. 

  1207.         if sender == self.ui.ch_use_chunks:

  1208.             option = PLUGIN_OPTION_USE_CHUNKS

  1209.         elif sender == self.ui.ch_fixed_buffer:

  1210.             option = PLUGIN_OPTION_FIXED_BUFFERS

  1211.         elif sender == self.ui.ch_force_stereo:

  1212.             option = PLUGIN_OPTION_FORCE_STEREO

  1213.         elif sender == self.ui.ch_map_program_changes:

  1214.             option = PLUGIN_OPTION_MAP_PROGRAM_CHANGES

  1215.         elif sender == self.ui.ch_send_program_changes:

  1216.             option = PLUGIN_OPTION_SEND_PROGRAM_CHANGES

  1217.         elif sender == self.ui.ch_send_control_changes:

  1218.             option = PLUGIN_OPTION_SEND_CONTROL_CHANGES

  1219.         elif sender == self.ui.ch_send_channel_pressure:

  1220.             option = PLUGIN_OPTION_SEND_CHANNEL_PRESSURE

  1221.         elif sender == self.ui.ch_send_note_aftertouch:

  1222.             option = PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH

  1223.         elif sender == self.ui.ch_send_pitchbend:

  1224.             option = PLUGIN_OPTION_SEND_PITCHBEND

  1225.         elif sender == self.ui.ch_send_all_sound_off:

  1226.             option = PLUGIN_OPTION_SEND_ALL_SOUND_OFF

  1227.         else:

  1228.             return

  1229. 

  1230.         #--------------------------------------------------------------

  1231.         # handle map-program-changes and send-program-changes conflict

  1232. 

  1233.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and clicked:

  1234.             self.ui.ch_send_program_changes.setEnabled(False)

  1235. 

  1236.             # disable send-program-changes if needed

  1237.             if self.ui.ch_send_program_changes.isChecked():

  1238.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, False)

  1239. 

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

  1241.         # set option

  1242. 

  1243.         self.host.set_option(self.fPluginId, option, clicked)

  1244. 

  1245.         #--------------------------------------------------------------

  1246.         # handle map-program-changes and send-program-changes conflict

  1247. 

  1248.         if option == PLUGIN_OPTION_MAP_PROGRAM_CHANGES and not clicked:

  1249.             self.ui.ch_send_program_changes.setEnabled(self.fPluginInfo['optionsAvailable'] & PLUGIN_OPTION_SEND_PROGRAM_CHANGES)

  1250. 

  1251.             # restore send-program-changes if needed

  1252.             if self.ui.ch_send_program_changes.isChecked():

  1253.                 self.host.set_option(self.fPluginId, PLUGIN_OPTION_SEND_PROGRAM_CHANGES, True)

  1254. 

  1255.     #------------------------------------------------------------------

  1256. 

  1257.     @pyqtSlot(int)

  1258.     def slot_dryWetChanged(self, value):

  1259.         self.host.set_drywet(self.fPluginId, value)

  1260. 

  1261.         if self.fParent is not None:

  1262.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_DRYWET, value)

  1263. 

  1264.     @pyqtSlot(int)

  1265.     def slot_volumeChanged(self, value):

  1266.         self.host.set_volume(self.fPluginId, value)

  1267. 

  1268.         if self.fParent is not None:

  1269.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_VOLUME, value)

  1270. 

  1271.     @pyqtSlot(int)

  1272.     def slot_balanceLeftChanged(self, value):

  1273.         self.host.set_balance_left(self.fPluginId, value)

  1274. 

  1275.         if self.fParent is not None:

  1276.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_LEFT, value)

  1277. 

  1278.     @pyqtSlot(int)

  1279.     def slot_balanceRightChanged(self, value):

  1280.         self.host.set_balance_right(self.fPluginId, value)

  1281. 

  1282.         if self.fParent is not None:

  1283.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_BALANCE_RIGHT, value)

  1284. 

  1285.     @pyqtSlot(int)

  1286.     def slot_panChanged(self, value):

  1287.         self.host.set_panning(self.fPluginId, value)

  1288. 

  1289.         if self.fParent is not None:

  1290.             self.fParent.editDialogParameterValueChanged(self.fPluginId, PARAMETER_PANNING, value)

  1291. 

  1292.     @pyqtSlot(int)

  1293.     def slot_ctrlChannelChanged(self, value):

  1294.         self.fControlChannel = value-1

  1295.         self.host.set_ctrl_channel(self.fPluginId, self.fControlChannel)

  1296. 

  1297.         self.ui.keyboard.allNotesOff()

  1298.         self._updateCtrlPrograms()

  1299. 

  1300.     #------------------------------------------------------------------

  1301. 

  1302.     @pyqtSlot(int, float)

  1303.     def slot_parameterValueChanged(self, parameterId, value):

  1304.         self.host.set_parameter_value(self.fPluginId, parameterId, value)

  1305. 

  1306.         if self.fParent is not None:

  1307.             self.fParent.editDialogParameterValueChanged(self.fPluginId, parameterId, value)

  1308. 

  1309.     @pyqtSlot(int, int)

  1310.     def slot_parameterMidiControlChanged(self, parameterId, control):

  1311.         self.host.set_parameter_midi_cc(self.fPluginId, parameterId, control)

  1312. 

  1313.     @pyqtSlot(int, int)

  1314.     def slot_parameterMidiChannelChanged(self, parameterId, channel):

  1315.         self.host.set_parameter_midi_channel(self.fPluginId, parameterId, channel-1)

  1316. 

  1317.     #------------------------------------------------------------------

  1318. 

  1319.     @pyqtSlot(int)

  1320.     def slot_programIndexChanged(self, index):

  1321.         self.host.set_program(self.fPluginId, index)

  1322. 

  1323.         if self.fParent is not None:

  1324.             self.fParent.editDialogProgramChanged(self.fPluginId, index)

  1325. 

  1326.         self._updateParameterValues()

  1327. 

  1328.     @pyqtSlot(int)

  1329.     def slot_midiProgramIndexChanged(self, index):

  1330.         self.host.set_midi_program(self.fPluginId, index)

  1331. 

  1332.         if self.fParent is not None:

  1333.             self.fParent.editDialogMidiProgramChanged(self.fPluginId, index)

  1334. 

  1335.         self._updateParameterValues()

  1336. 

  1337.     #------------------------------------------------------------------

  1338. 

  1339.     @pyqtSlot(int)

  1340.     def slot_noteOn(self, note):

  1341.         if self.fControlChannel >= 0:

  1342.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 100)

  1343. 

  1344.         if self.fParent is not None:

  1345.             self.fParent.editDialogNotePressed(self.fPluginId, note)

  1346. 

  1347.     @pyqtSlot(int)

  1348.     def slot_noteOff(self, note):

  1349.         if self.fControlChannel >= 0:

  1350.             self.host.send_midi_note(self.fPluginId, self.fControlChannel, note, 0)

  1351. 

  1352.         if self.fParent is not None:

  1353.             self.fParent.editDialogNoteReleased(self.fPluginId, note)

  1354. 

  1355.     #------------------------------------------------------------------

  1356. 

  1357.     @pyqtSlot()

  1358.     def slot_finished(self):

  1359.         if self.fParent is not None:

  1360.             self.fParent.editDialogVisibilityChanged(self.fPluginId, False)

  1361. 

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

  1363. 

  1364.     @pyqtSlot()

  1365.     def slot_knobCustomMenu(self):

  1366.         sender   = self.sender()

  1367.         knobName = sender.objectName()

  1368. 

  1369.         if knobName == "dial_drywet":

  1370.             minimum = 0.0

  1371.             maximum = 1.0

  1372.             default = 1.0

  1373.             label   = "Dry/Wet"

  1374.         elif knobName == "dial_vol":

  1375.             minimum = 0.0

  1376.             maximum = 1.27

  1377.             default = 1.0

  1378.             label   = "Volume"

  1379.         elif knobName == "dial_b_left":

  1380.             minimum = -1.0

  1381.             maximum = 1.0

  1382.             default = -1.0

  1383.             label   = "Balance-Left"

  1384.         elif knobName == "dial_b_right":

  1385.             minimum = -1.0

  1386.             maximum = 1.0

  1387.             default = 1.0

  1388.             label   = "Balance-Right"

  1389.         elif knobName == "dial_pan":

  1390.             minimum = -1.0

  1391.             maximum = 1.0

  1392.             default = 0.0

  1393.             label   = "Panning"

  1394.         else:

  1395.             minimum = 0.0

  1396.             maximum = 1.0

  1397.             default = 0.5

  1398.             label   = "Unknown"

  1399. 

  1400.         menu = QMenu(self)

  1401.         actReset = menu.addAction(self.tr("Reset (%i%%)" % (default*100)))

  1402.         menu.addSeparator()

  1403.         actMinimum = menu.addAction(self.tr("Set to Minimum (%i%%)" % (minimum*100)))

  1404.         actCenter  = menu.addAction(self.tr("Set to Center"))

  1405.         actMaximum = menu.addAction(self.tr("Set to Maximum (%i%%)" % (maximum*100)))

  1406.         menu.addSeparator()

  1407.         actSet = menu.addAction(self.tr("Set value..."))

  1408. 

  1409.         if label not in ("Balance-Left", "Balance-Right", "Panning"):

  1410.             menu.removeAction(actCenter)

  1411. 

  1412.         actSelected = menu.exec_(QCursor.pos())

  1413. 

  1414.         if actSelected == actSet:

  1415.             current   = minimum + (maximum-minimum)*(float(sender.value())/10000)

  1416.             value, ok = QInputDialog.getInt(self, self.tr("Set value"), label, round(current*100.0), round(minimum*100.0), round(maximum*100.0), 1)

  1417.             if ok: value = float(value)/100.0

  1418. 

  1419.             if not ok:

  1420.                 return

  1421. 

  1422.         elif actSelected == actMinimum:

  1423.             value = minimum

  1424.         elif actSelected == actMaximum:

  1425.             value = maximum

  1426.         elif actSelected == actReset:

  1427.             value = default

  1428.         elif actSelected == actCenter:

  1429.             value = 0.0

  1430.         else:

  1431.             return

  1432. 

  1433.         self.sender().setValue(value)

  1434. 

  1435.     #------------------------------------------------------------------

  1436. 

  1437.     @pyqtSlot()

  1438.     def slot_channelCustomMenu(self):

  1439.         menu = QMenu(self)

  1440. 

  1441.         actNone = menu.addAction(self.tr("None"))

  1442. 

  1443.         if self.fControlChannel+1 == 0:

  1444.             actNone.setCheckable(True)

  1445.             actNone.setChecked(True)

  1446. 

  1447.         for i in range(1, 16+1):

  1448.             action = menu.addAction("%i" % i)

  1449. 

  1450.             if self.fControlChannel+1 == i:

  1451.                 action.setCheckable(True)

  1452.                 action.setChecked(True)

  1453. 

  1454.         actSel = menu.exec_(QCursor.pos())

  1455. 

  1456.         if not actSel:

  1457.             pass

  1458.         elif actSel == actNone:

  1459.             self.ui.sb_ctrl_channel.setValue(0)

  1460.         elif actSel:

  1461.             selChannel = int(actSel.text())

  1462.             self.ui.sb_ctrl_channel.setValue(selChannel)

  1463. 

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

  1465. 

  1466.     def _createParameterWidgets(self, paramType, paramListFull, tabPageName):

  1467.         i = 1

  1468.         for paramList, width in paramListFull:

  1469.             if len(paramList) == 0:

  1470.                 break

  1471. 

  1472.             tabIndex         = self.ui.tabWidget.count()

  1473.             tabPageContainer = QWidget(self.ui.tabWidget)

  1474.             tabPageLayout    = QVBoxLayout(tabPageContainer)

  1475.             tabPageContainer.setLayout(tabPageLayout)

  1476. 

  1477.             for paramInfo in paramList:

  1478.                 paramWidget = PluginParameter(tabPageContainer, self.host, paramInfo, self.fPluginId, tabIndex)

  1479.                 paramWidget.setLabelWidth(width)

  1480.                 tabPageLayout.addWidget(paramWidget)

  1481. 

  1482.                 self.fParameterList.append((paramType, paramInfo['index'], paramWidget))

  1483. 

  1484.                 if paramType == PARAMETER_INPUT:

  1485.                     paramWidget.valueChanged.connect(self.slot_parameterValueChanged)

  1486. 

  1487.                 paramWidget.midiControlChanged.connect(self.slot_parameterMidiControlChanged)

  1488.                 paramWidget.midiChannelChanged.connect(self.slot_parameterMidiChannelChanged)

  1489. 

  1490.             tabPageLayout.addStretch()

  1491. 

  1492.             self.ui.tabWidget.addTab(tabPageContainer, "%s (%i)" % (tabPageName, i))

  1493.             i += 1

  1494. 

  1495.             if paramType == PARAMETER_INPUT:

  1496.                 self.ui.tabWidget.setTabIcon(tabIndex, self.fTabIconOff)

  1497. 

  1498.             self.fTabIconTimers.append(ICON_STATE_NULL)

  1499. 

  1500.     def _updateCtrlPrograms(self):

  1501.         self.ui.keyboard.setEnabled(self.fControlChannel >= 0)

  1502. 

  1503.         if self.fPluginInfo['category'] != PLUGIN_CATEGORY_SYNTH or self.fPluginInfo['type'] not in (PLUGIN_INTERNAL, PLUGIN_SF2, PLUGIN_GIG):

  1504.             return

  1505. 

  1506.         if self.fControlChannel < 0:

  1507.             self.ui.cb_programs.setEnabled(False)

  1508.             self.ui.cb_midi_programs.setEnabled(False)

  1509.             return

  1510. 

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

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

  1513. 

  1514.         pIndex = self.host.get_current_program_index(self.fPluginId)

  1515. 

  1516.         if self.ui.cb_programs.currentIndex() != pIndex:

  1517.             self.setProgram(pIndex)

  1518. 

  1519.         mpIndex = self.host.get_current_midi_program_index(self.fPluginId)

  1520. 

  1521.         if self.ui.cb_midi_programs.currentIndex() != mpIndex:

  1522.             self.setMidiProgram(mpIndex)

  1523. 

  1524.     def _updateParameterValues(self):

  1525.         for paramType, paramId, paramWidget in self.fParameterList:

  1526.             paramWidget.blockSignals(True)

  1527.             paramWidget.setValue(self.host.get_current_parameter_value(self.fPluginId, paramId))

  1528.             paramWidget.blockSignals(False)

  1529. 

  1530.     #------------------------------------------------------------------

  1531. 

  1532.     def testTimer(self):

  1533.         self.fIdleTimerId = self.startTimer(50)

  1534. 

  1535.         self.SIGTERM.connect(self.testTimerClose)

  1536.         gCarla.gui = self

  1537.         setUpSignals()

  1538. 

  1539.     def testTimerClose(self):

  1540.         self.close()

  1541.         app.quit()

  1542. 

  1543.     #------------------------------------------------------------------

  1544. 

  1545.     def closeEvent(self, event):

  1546.         if self.fIdleTimerId != 0:

  1547.             self.killTimer(self.fIdleTimerId)

  1548.             self.fIdleTimerId = 0

  1549. 

  1550.             self.host.engine_close()

  1551. 

  1552.         QDialog.closeEvent(self, event)

  1553. 

  1554.     def timerEvent(self, event):

  1555.         if event.timerId() == self.fIdleTimerId:

  1556.             self.host.engine_idle()

  1557.             self.idleSlow()

  1558. 

  1559.         QDialog.timerEvent(self, event)

  1560. 

  1561.     def done(self, r):

  1562.         QDialog.done(self, r)

  1563.         self.close()

  1564. 

  1565. # ------------------------------------------------------------------------------------------------------------

  1566. # Main

  1567. 

  1568. if __name__ == '__main__':

  1569.     from carla_app import CarlaApplication

  1570.     from carla_host import initHost, loadHostSettings

  1571. 

  1572.     app  = CarlaApplication()

  1573.     host = initHost("Widgets", None, False, False, False)

  1574.     loadHostSettings(host)

  1575. 

  1576.     host.engine_init("JACK", "Carla-Widgets")

  1577.     host.add_plugin(BINARY_NATIVE, PLUGIN_DSSI, "/usr/lib/dssi/karplong.so", "karplong", "karplong", 0, None, 0x0)

  1578.     host.set_active(0, True)

  1579. 

  1580.     gui1 = CarlaAboutW(None, host)

  1581.     gui1.show()

  1582. 

  1583.     gui2 = PluginEdit(None, host, 0)

  1584.     gui2.testTimer()

  1585.     gui2.show()

  1586. 

  1587.     app.exit_exec()