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increase timer. CPU will go up until fixed, but at least it works

master
Nils 4 years ago
parent
commit
53a60f1b4b
  1. 2
      template/engine/api.py
  2. 159
      template/qtgui/flowlayout.py
  3. 23
      template/qtgui/mainwindow.py

2
template/engine/api.py

@ -295,9 +295,9 @@ def startEngine(nsmClient):
assert callbacks
session.nsmClient = nsmClient
session.eventLoop.directConnect(callbacks._checkPlaybackStatusAndSendSignal)
session.eventLoop.fastConnect(callbacks._setPlaybackTicks)
session.eventLoop.fastConnect(cbox.get_new_events) #global cbox.get_new_events does not eat dynamic midi port events.
session.eventLoop.slowConnect(callbacks._checkPlaybackStatusAndSendSignal)
session.eventLoop.slowConnect(callbacks._checkBBTAndSendSignal)
#session.eventLoop.slowConnect(lambda: print(cbox.Transport.status().tempo))
#asession.eventLoop.slowConnect(lambda: print(cbox.Transport.status()))

159
template/qtgui/flowlayout.py

@ -1,159 +0,0 @@
#!/usr/bin/env python
#############################################################################
##
## Copyright (C) 2013 Riverbank Computing Limited.
## Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
## All rights reserved.
##
## This file is part of the examples of PyQt.
##
## $QT_BEGIN_LICENSE:BSD$
## You may use this file under the terms of the BSD license as follows:
##
## "Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions are
## met:
## * Redistributions of source code must retain the above copyright
## notice, this list of conditions and the following disclaimer.
## * Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimer in
## the documentation and/or other materials provided with the
## distribution.
## * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
## the names of its contributors may be used to endorse or promote
## products derived from this software without specific prior written
## permission.
##
## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
## $QT_END_LICENSE$
##
#############################################################################
from PyQt5.QtCore import QPoint, QRect, QSize, Qt
from PyQt5.QtWidgets import (QApplication, QLayout, QPushButton, QSizePolicy,
QWidget)
class Window(QWidget):
def __init__(self):
super(Window, self).__init__()
flowLayout = FlowLayout()
flowLayout.addWidget(QPushButton("Short"))
flowLayout.addWidget(QPushButton("Longer"))
flowLayout.addWidget(QPushButton("Different text"))
flowLayout.addWidget(QPushButton("More text"))
flowLayout.addWidget(QPushButton("Even longer button text"))
self.setLayout(flowLayout)
self.setWindowTitle("Flow Layout")
class FlowLayout(QLayout):
def __init__(self, parent=None, margin=0, spacing=-1):
super(FlowLayout, self).__init__(parent)
if parent is not None:
self.setContentsMargins(margin, margin, margin, margin)
self.setSpacing(spacing)
self.itemList = []
def __del__(self):
item = self.takeAt(0)
while item:
item = self.takeAt(0)
def addItem(self, item):
self.itemList.append(item)
def count(self):
return len(self.itemList)
def itemAt(self, index):
if index >= 0 and index < len(self.itemList):
return self.itemList[index]
return None
def takeAt(self, index):
if index >= 0 and index < len(self.itemList):
return self.itemList.pop(index)
return None
def expandingDirections(self):
return Qt.Orientations(Qt.Orientation(0))
def hasHeightForWidth(self):
return True
def heightForWidth(self, width):
height = self.doLayout(QRect(0, 0, width, 0), True)
return height
def setGeometry(self, rect):
super(FlowLayout, self).setGeometry(rect)
self.doLayout(rect, False)
def sizeHint(self):
return self.minimumSize()
def minimumSize(self):
size = QSize()
for item in self.itemList:
size = size.expandedTo(item.minimumSize())
margin, _, _, _ = self.getContentsMargins()
size += QSize(2 * margin, 2 * margin)
return size
def doLayout(self, rect, testOnly):
x = rect.x()
y = rect.y()
lineHeight = 0
for item in self.itemList:
wid = item.widget()
spaceX = self.spacing() + wid.style().layoutSpacing(QSizePolicy.PushButton, QSizePolicy.PushButton, Qt.Horizontal)
spaceY = self.spacing() + wid.style().layoutSpacing(QSizePolicy.PushButton, QSizePolicy.PushButton, Qt.Vertical)
nextX = x + item.sizeHint().width() + spaceX
if nextX - spaceX > rect.right() and lineHeight > 0:
x = rect.x()
y = y + lineHeight + spaceY
nextX = x + item.sizeHint().width() + spaceX
lineHeight = 0
if not testOnly:
item.setGeometry(QRect(QPoint(x, y), item.sizeHint()))
x = nextX
lineHeight = max(lineHeight, item.sizeHint().height())
return y + lineHeight - rect.y()
if __name__ == '__main__':
import sys
app = QApplication(sys.argv)
mainWin = Window()
mainWin.show()
sys.exit(app.exec_())

23
template/qtgui/mainwindow.py

@ -53,7 +53,10 @@ class EventLoop(object):
def __init__(self):
"""The loop for all things GUI and controlling the GUI (e.g. by a control midi in port)
By default use fastConnect.
directConnect is 0ms (see below)
fastConnect 20ms
slowConnect 100ms
verySlowConnect 200ms
0 ms means "if there is time". 10ms-20ms is smooth. 100ms is still ok.
Influences everything. Control Midi In Latency, playback cursor scrolling smoothnes etc.
@ -69,10 +72,14 @@ class EventLoop(object):
We init the event loop outside of main but call start from the mainWindow.
"""
self.directLoop = QtCore.QTimer()
self.fastLoop = QtCore.QTimer()
self.slowLoop = QtCore.QTimer()
self.verySlowLoop = QtCore.QTimer()
def directConnect(self, function):
self.directLoop.timeout.connect(function)
def fastConnect(self, function):
self.fastLoop.timeout.connect(function)
@ -97,6 +104,8 @@ class EventLoop(object):
def start(self):
"""The event loop MUST be started after the Qt Application instance creation"""
logger.info("Starting direct qt event loop")
self.directLoop.start(0)
logger.info("Starting fast qt event loop")
self.fastLoop.start(20)
logger.info("Starting slow qt event loop")
@ -105,6 +114,8 @@ class EventLoop(object):
self.verySlowLoop.start(200)
def stop(self):
logger.info("Stopping direct qt event loop")
self.directLoop.stop()
logger.info("Stopping fast qt event loop")
self.fastLoop.stop()
logger.info("Stopping slow qt event loop")
@ -143,9 +154,9 @@ class MainWindow(QtWidgets.QMainWindow):
super().__init__()
self.qtApp = qtApp
self.qtApp.setWindowIcon(QtGui.QIcon(":icon.png")) #non-template part of the program
QtGui.QIcon.setThemeName("hicolor") #audio applications can be found here. We have no need for other icons.
QtGui.QIcon.setThemeName("hicolor") #audio applications can be found here. We have no need for other icons.
logger.info("Init MainWindow")
#Callbacks. Must be registered before startEngine.
api.callbacks.message.append(self.callback_message)
@ -172,9 +183,9 @@ class MainWindow(QtWidgets.QMainWindow):
self.setWindowTitle(self.nsmClient.ourClientNameUnderNSM)
self.qtApp.setApplicationName(self.nsmClient.ourClientNameUnderNSM)
self.qtApp.setApplicationDisplayName(self.nsmClient.ourClientNameUnderNSM)
self.qtApp.setOrganizationName("Laborejo Software Suite")
self.qtApp.setOrganizationDomain("laborejo.org")
self.qtApp.setApplicationVersion(METADATA["version"])
self.qtApp.setOrganizationName("Laborejo Software Suite")
self.qtApp.setOrganizationDomain("laborejo.org")
self.qtApp.setApplicationVersion(METADATA["version"])
self.setAcceptDrops(True)
self.debugScriptRunner = DebugScriptRunner(apilocals=locals()) #needs to have trueInit called after the session and nsm was set up. Which happens in startEngine.

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