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SlideController clean up part 1

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This commit is contained in:
Tim Bentley 2009-08-23 21:15:05 +01:00
parent f6578fc000
commit 57f04820f0
4 changed files with 237 additions and 255 deletions
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2
openlp.pyw
View File

@ -28,7 +28,7 @@ from openlp.core.lib import Receiver
from openlp.core.resources import *
from openlp.core.ui import MainWindow, SplashScreen
logging.basicConfig(level=logging.DEBUG,
logging.basicConfig(level=logging.INFO,
format=u'%(asctime)s:%(msecs)3d %(name)-15s %(levelname)-8s %(message)s',
datefmt=u'%m-%d %H:%M:%S', filename=u'openlp.log', filemode=u'w')

3
openlp/core/lib/eventreceiver.py
View File

@ -30,10 +30,11 @@ class EventReceiver(QtCore.QObject):
QtCore.QObject.__init__(self)
def send_message(self, event, msg=None):
print "send_message ", event , msg
self.emit(QtCore.SIGNAL(event), msg)
def received(self, msg=None):
print msg
print "received ", msg
class Receiver():

424
openlp/core/ui/slidecontroller.py
View File

@ -21,7 +21,7 @@ import logging
import os
from PyQt4 import QtCore, QtGui
from openlp.core.lib import OpenLPToolbar, translate, buildIcon
from openlp.core.lib import OpenLPToolbar, translate, buildIcon, Receiver
class SlideList(QtGui.QTableWidget):
"""
@ -64,7 +64,6 @@ class SlideController(QtGui.QWidget):
Set up the Slide Controller.
"""
self.toolbarList = {}
self.previewList = {}
QtGui.QWidget.__init__(self, parent)
self.isLive = isLive
self.parent = parent
@ -118,118 +117,6 @@ class SlideController(QtGui.QWidget):
self.grid.setMargin(8)
self.grid.setObjectName(u'grid')
# Actual preview screen
masterPreview = MasterPreview(self.PreviewFrame).getPreview()
self.registerPreview(u'master', masterPreview)
self.SlidePreview = self.retrievePreview(u'master')
self.grid.addWidget(self.SlidePreview, 0, 0, 1, 1)
# Signals
QtCore.QObject.connect(self.PreviewListWidget,
QtCore.SIGNAL(u'clicked(QModelIndex)'), self.BaseToolbar.onSlideSelected)
QtCore.QObject.connect(self.PreviewListWidget,
QtCore.SIGNAL(u'activated(QModelIndex)'), self.BaseToolbar.onSlideSelected)
# Add Late Arrivals
self.BaseToolbar.PreviewListWidget = self.PreviewListWidget
self.BaseToolbar.SlidePreview = self.SlidePreview
self.BaseToolbar.mainDisplay = self.parent.mainDisplay
def registerToolbar(self, handle,controller):
"""
Register a new toolbar with the controller
``handle``
Identifier for the toolbar being stored this should equal the
plugins name.
``controller``
The toolbar class which should extend MasterToolbar
"""
#store the handle name in lower case so no probems later
self.toolbarList[handle.lower()] = controller
def registerPreview(self, handle,controller):
"""
Register a new preview with the controller
``handle``
Identifier for the preview being stored this should equal the
plugins name.
``controller``
The preview class which should extend MasterToolbar
"""
#store the handle name in lower case so no probems later
self.previewList[handle.lower()] = controller
def retrieveToolbar(self, handle):
"""
Find the toolbar and return master if none present
Add extra information back into toolbar class
``handle``
Identifier for the toolbar being requested
"""
try:
toolbar = self.toolbarList[handle.lower()]
except:
toolbar = self.toolbarList[u'master']
toolbar.PreviewListWidget = self.PreviewListWidget
toolbar.SlidePreview = self.SlidePreview
toolbar.mainDisplay = self.parent.mainDisplay
return toolbar
def retrievePreview(self, handle):
"""
Find the preview and return master if none present
Add extra information back into toolbar class
``handle``
Identifier for the toolbar being requested
"""
try:
preview = self.previewList[handle.lower()]
except:
preview = self.previewList[u'master']
return preview
def addServiceItem(self, item):
"""
Method to install the service item into the controller and
request the correct the toolbar of the plugin
Called by plugins
"""
self.SlidePreview = self.retrievePreview(item.shortname)
self.BaseToolbar = self.retrieveToolbar(item.shortname)
self.ControllerLayout.removeWidget(self.Toolbar)
#remove the old toolbar
self.Toolbar.clear()
self.Toolbar = self.BaseToolbar.getToolbar()
self.ControllerLayout.addWidget(self.Toolbar)
self.BaseToolbar.addServiceItem(item)
def addServiceManagerItem(self, item, slideno):
"""
Method to install the service item into the controller and
request the correct the toolbar of the plugin
Called by ServiceManager
"""
self.SlidePreview = self.retrievePreview(item.shortname)
self.BaseToolbar = self.retrieveToolbar(item.shortname)
self.ControllerLayout.removeWidget(self.Toolbar)
#remove the old toolbar
self.Toolbar.clear()
self.Toolbar = self.BaseToolbar.getToolbar()
self.ControllerLayout.addWidget(self.Toolbar)
self.BaseToolbar.addServiceManagerItem(item, slideno)
class MasterPreview(QtCore.QObject):
"""
Class from which all Previews should extend allowing plugins to
have their own previews
"""
def __init__(self, parent):
self.parent = parent
QtCore.QObject.__init__(self)
self.definePreview()
def getPreview(self):
return self.SlidePreview
def definePreview(self):
self.SlidePreview = QtGui.QLabel(self.parent)
sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed,
QtGui.QSizePolicy.Fixed)
@ -244,6 +131,192 @@ class MasterPreview(QtCore.QObject):
self.SlidePreview.setLineWidth(1)
self.SlidePreview.setScaledContents(True)
self.SlidePreview.setObjectName(u'SlidePreview')
self.grid.addWidget(self.SlidePreview, 0, 0, 1, 1)
# Signals
QtCore.QObject.connect(self.PreviewListWidget,
QtCore.SIGNAL(u'clicked(QModelIndex)'), self.onSlideSelected)
QtCore.QObject.connect(self.PreviewListWidget,
QtCore.SIGNAL(u'activated(QModelIndex)'), self.onSlideSelected)
# Window Event Handlers
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slide_first'), self.onSlideSelectedFirst)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slide_previous'), self.onSlideSelectedPrevious)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slide_next'), self.onSlideSelectedNext)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slide_last'), self.onSlideSelectedLast)
# Add Late Arrivals
# self.BaseToolbar.PreviewListWidget = self.PreviewListWidget
# self.BaseToolbar.SlidePreview = self.SlidePreview
# self.BaseToolbar.mainDisplay = self.parent.mainDisplay
def registerToolbar(self, handle,controller):
"""
Register a new toolbar with the controller
``handle``
Identifier for the toolbar being stored this should equal the
plugins name.
``controller``
The toolbar class which should extend MasterToolbar
"""
#store the handle name in lower case so no probems later
self.toolbarList[handle.lower()] = controller
def retrieveToolbar(self, handle):
"""
Find the toolbar and return master if none present
Add extra information back into toolbar class
``handle``
Identifier for the toolbar being requested
"""
try:
toolbar = self.toolbarList[handle.lower()]
except:
toolbar = self.toolbarList[u'master']
# toolbar.PreviewListWidget = self.PreviewListWidget
# toolbar.SlidePreview = self.SlidePreview
# toolbar.mainDisplay = self.parent.mainDisplay
return toolbar
def addServiceItem(self, item):
"""
Method to install the service item into the controller and
request the correct the toolbar of the plugin
Called by plugins
"""
self.BaseToolbar = self.retrieveToolbar(item.shortname)
self.ControllerLayout.removeWidget(self.Toolbar)
#remove the old toolbar
self.Toolbar.clear()
self.Toolbar = self.BaseToolbar.getToolbar()
self.ControllerLayout.addWidget(self.Toolbar)
item.render()
self.displayServiceManagerItems(item, 0)
def addServiceManagerItem(self, item, slideno):
"""
Method to install the service item into the controller and
request the correct the toolbar of the plugin
Called by ServiceManager
"""
self.BaseToolbar = self.retrieveToolbar(item.shortname)
self.ControllerLayout.removeWidget(self.Toolbar)
#remove the old toolbar
self.Toolbar.clear()
self.Toolbar = self.BaseToolbar.getToolbar()
self.ControllerLayout.addWidget(self.Toolbar)
self.displayServiceManagerItems(item, slideno)
def displayServiceManagerItems(self, serviceitem, slideno):
"""
Loads a ServiceItem into the system from ServiceManager
Display the slide number passed
"""
log.debug(u'add Service Manager Item')
self.serviceitem = serviceitem
slide_pixmap = QtGui.QPixmap.fromImage(self.serviceitem.frames[0][u'image'])
slide_width = 300
slide_height = slide_width * slide_pixmap.height() / slide_pixmap.width()
self.PreviewListWidget.clear()
self.PreviewListWidget.setRowCount(0)
self.PreviewListWidget.setColumnWidth(0, slide_width)
for framenumber, frame in enumerate(self.serviceitem.frames):
self.PreviewListWidget.setRowCount(self.PreviewListWidget.rowCount() + 1)
pixmap = QtGui.QPixmap.fromImage(frame[u'image'])
item = QtGui.QTableWidgetItem()
label = QtGui.QLabel()
label.setMargin(8)
label.setScaledContents(True)
label.setPixmap(pixmap)
self.PreviewListWidget.setCellWidget(framenumber, 0, label)
self.PreviewListWidget.setItem(framenumber, 0, item)
self.PreviewListWidget.setRowHeight(framenumber, slide_height)
slide_width = self.PreviewListWidget.viewport().size().width()
self.PreviewListWidget.setColumnWidth(0, slide_width)
if slideno > self.PreviewListWidget.rowCount():
self.PreviewListWidget.selectRow(self.PreviewListWidget.rowCount())
else:
self.PreviewListWidget.selectRow(slideno)
self.onSlideSelected()
self.PreviewListWidget.setFocus()
#Screen event methods
def onBlankScreen(self):
"""
Blank the screen.
"""
self.mainDisplay.blankDisplay()
def onSlideSelected(self):
"""
Generate the preview when you click on a slide.
if this is the Live Controller also display on the screen
"""
row = self.PreviewListWidget.currentRow()
if row > -1 and row < self.PreviewListWidget.rowCount():
label = self.PreviewListWidget.cellWidget(row, 0)
smallframe = label.pixmap()
frame = self.serviceitem.frames[row][u'image']
self.SlidePreview.setPixmap(smallframe)
if self.isLive:
self.parent.mainDisplay.frameView(frame)
def onSlideSelectedFirst(self):
"""
Go to the first slide.
"""
print "oSSF"
self.PreviewListWidget.selectRow(0)
self.onSlideSelected()
def onBlankScreen(self):
"""
Blank the screen.
"""
self.parent.mainDisplay.blankDisplay()
def onSlideSelected(self):
"""
Generate the preview when you click on a slide.
if this is the Live Controller also display on the screen
"""
row = self.PreviewListWidget.currentRow()
if row > -1 and row < self.PreviewListWidget.rowCount():
label = self.PreviewListWidget.cellWidget(row, 0)
smallframe = label.pixmap()
frame = self.serviceitem.frames[row][u'image']
self.SlidePreview.setPixmap(smallframe)
if self.isLive:
self.parent.mainDisplay.frameView(frame)
def onSlideSelectedNext(self):
"""
Go to the next slide.
"""
row = self.PreviewListWidget.currentRow() + 1
if row == self.PreviewListWidget.rowCount():
row = 0
self.PreviewListWidget.selectRow(row)
self.onSlideSelected()
def onSlideSelectedPrevious(self):
"""
Go to the previous slide.
"""
row = self.PreviewListWidget.currentRow() - 1
if row == -1:
row = self.PreviewListWidget.rowCount() - 1
self.PreviewListWidget.selectRow(row)
self.onSlideSelected()
def onSlideSelectedLast(self):
"""
Go to the last slide.
"""
self.PreviewListWidget.selectRow(self.PreviewListWidget.rowCount() - 1)
self.onSlideSelected()
class MasterToolbar(QtCore.QObject):
@ -277,126 +350,33 @@ class MasterToolbar(QtCore.QObject):
self.Toolbar.addToolbarButton(u'First Slide',
u':/slides/slide_first.png',
translate(u'SlideController', u'Move to first'),
self.onSlideSelectedFirst)
self.onSlideFirst)
self.Toolbar.addToolbarButton(u'Previous Slide',
u':/slides/slide_previous.png',
translate(u'SlideController', u'Move to previous'),
self.onSlideSelectedPrevious)
self.onSlidePrevious)
self.Toolbar.addToolbarButton(u'Next Slide',
u':/slides/slide_next.png',
translate(u'SlideController', u'Move to next'),
self.onSlideSelectedNext)
self.onSlideNext)
if self.isLive:
self.Toolbar.addToolbarButton(u'Last Slide',
u':/slides/slide_last.png',
translate(u'SlideController', u'Move to last'),
self.onSlideSelectedLast)
self.onSlideLast)
self.Toolbar.addSeparator()
self.Toolbar.addToolbarButton(u'Close Screen',
u':/slides/slide_close.png',
translate(u'SlideController', u'Close Screen'),
self.onBlankScreen)
self.onSlideBlank)
def serviceLoaded(self):
"""
method to allow toolbars to know when the service item
is fully in place
"""
pass
def onSlideSelectedFirst(self):
"""
Go to the first slide.
"""
self.PreviewListWidget.selectRow(0)
self.onSlideSelected()
def onSlideSelectedNext(self):
"""
Go to the next slide.
"""
row = self.PreviewListWidget.currentRow() + 1
if row == self.PreviewListWidget.rowCount():
row = 0
self.PreviewListWidget.selectRow(row)
self.onSlideSelected()
def onSlideSelectedPrevious(self):
"""
Go to the previous slide.
"""
row = self.PreviewListWidget.currentRow() - 1
if row == -1:
row = self.PreviewListWidget.rowCount() - 1
self.PreviewListWidget.selectRow(row)
self.onSlideSelected()
def onSlideSelectedLast(self):
"""
Go to the last slide.
"""
self.PreviewListWidget.selectRow(self.PreviewListWidget.rowCount() - 1)
self.onSlideSelected()
def onBlankScreen(self):
"""
Blank the screen.
"""
self.mainDisplay.blankDisplay()
def onSlideSelected(self):
"""
Generate the preview when you click on a slide.
if this is the Live Controller also display on the screen
"""
row = self.PreviewListWidget.currentRow()
if row > -1 and row < self.PreviewListWidget.rowCount():
label = self.PreviewListWidget.cellWidget(row, 0)
smallframe = label.pixmap()
frame = self.serviceitem.frames[row][u'image']
self.SlidePreview.setPixmap(smallframe)
if self.isLive:
self.mainDisplay.frameView(frame)
def addServiceItem(self, serviceitem, slideno = 1):
"""
Loads a ServiceItem into the system from plugins
Display the first slide
"""
log.debug(u'add Service Item')
serviceitem.render()
self.addServiceManagerItem(serviceitem, 0)
def addServiceManagerItem(self, serviceitem, slideno):
"""
Loads a ServiceItem into the system from ServiceManager
Display the slide number passed
"""
log.debug(u'add Service Manager Item')
self.serviceitem = serviceitem
slide_pixmap = QtGui.QPixmap.fromImage(self.serviceitem.frames[0][u'image'])
slide_width = 300
slide_height = slide_width * slide_pixmap.height() / slide_pixmap.width()
self.PreviewListWidget.clear()
self.PreviewListWidget.setRowCount(0)
self.PreviewListWidget.setColumnWidth(0, slide_width)
for framenumber, frame in enumerate(self.serviceitem.frames):
self.PreviewListWidget.setRowCount(self.PreviewListWidget.rowCount() + 1)
pixmap = QtGui.QPixmap.fromImage(frame[u'image'])
item = QtGui.QTableWidgetItem()
label = QtGui.QLabel()
label.setMargin(8)
label.setScaledContents(True)
label.setPixmap(pixmap)
self.PreviewListWidget.setCellWidget(framenumber, 0, label)
self.PreviewListWidget.setItem(framenumber, 0, item)
self.PreviewListWidget.setRowHeight(framenumber, slide_height)
slide_width = self.PreviewListWidget.viewport().size().width()
self.PreviewListWidget.setColumnWidth(0, slide_width)
if slideno > self.PreviewListWidget.rowCount():
self.PreviewListWidget.selectRow(self.PreviewListWidget.rowCount())
else:
self.PreviewListWidget.selectRow(slideno)
self.onSlideSelected()
self.serviceLoaded()
self.PreviewListWidget.setFocus()
def onSlideFirst(self):
Receiver().send_message(u'slide_first')
def onSlidePrevious(self):
Receiver().send_message(u'slide_previous')
def onSlideNext(self):
Receiver().send_message(u'slide_next')
def onSlideLast(self):
Receiver().send_message(u'slide_last')
def onSlideBlank(self):
Receiver().send_message(u'slide_blank')

63
openlp/plugins/images/lib/imageslidecontroller.py
View File

@ -43,37 +43,38 @@ class ImageToolbar(MasterToolbar):
sizeToolbarPolicy.setHeightForWidth(
self.Toolbar.sizePolicy().hasHeightForWidth())
if self.isLive:
self.Toolbar.addToolbarButton(u'First Slide',
u':/slides/slide_first.png',
translate(u'SlideController', u'Move to first'),
self.onSlideSelectedFirst)
self.Toolbar.addToolbarButton(u'Previous Slide',
u':/slides/slide_previous.png',
translate(u'SlideController', u'Move to previous'),
self.onSlideSelectedPrevious)
self.Toolbar.addToolbarButton(u'Next Slide',
u':/slides/slide_next.png',
translate(u'SlideController', u'Move to next'),
self.onSlideSelectedNext)
if self.isLive:
self.Toolbar.addToolbarButton(u'Last Slide',
u':/slides/slide_last.png',
translate(u'SlideController', u'Move to last'),
self.onSlideSelectedLast)
self.Toolbar.addSeparator()
self.Toolbar.addToolbarButton(u'Close Screen',
u':/slides/slide_close.png',
translate(u'SlideController', u'Close Screen'),
self.onBlankScreen)
self.Toolbar.addSeparator()
self.Toolbar.addToolbarButton(u'Start Loop',
u':/media/media_time.png',
translate(u'SlideController', u'Start continuous loop'),
self.onStartLoop)
self.Toolbar.addToolbarButton(u'Stop Loop',
u':/media/media_stop.png',
translate(u'SlideController', u'Stop continuous loop'),
self.onStopLoop)
pass
# self.Toolbar.addToolbarButton(u'First Slide',
# u':/slides/slide_first.png',
# translate(u'SlideController', u'Move to first'),
# self.onSlideSelectedFirst)
# self.Toolbar.addToolbarButton(u'Previous Slide',
# u':/slides/slide_previous.png',
# translate(u'SlideController', u'Move to previous'),
# self.onSlideSelectedPrevious)
# self.Toolbar.addToolbarButton(u'Next Slide',
# u':/slides/slide_next.png',
# translate(u'SlideController', u'Move to next'),
# self.onSlideSelectedNext)
# if self.isLive:
# self.Toolbar.addToolbarButton(u'Last Slide',
# u':/slides/slide_last.png',
# translate(u'SlideController', u'Move to last'),
# self.onSlideSelectedLast)
# self.Toolbar.addSeparator()
# self.Toolbar.addToolbarButton(u'Close Screen',
# u':/slides/slide_close.png',
# translate(u'SlideController', u'Close Screen'),
# self.onBlankScreen)
# self.Toolbar.addSeparator()
# self.Toolbar.addToolbarButton(u'Start Loop',
# u':/media/media_time.png',
# translate(u'SlideController', u'Start continuous loop'),
# self.onStartLoop)
# self.Toolbar.addToolbarButton(u'Stop Loop',
# u':/media/media_stop.png',
# translate(u'SlideController', u'Stop continuous loop'),
# self.onStopLoop)
self.Toolbar.addSeparator()
self.DelaySpinBox = QtGui.QSpinBox(self.Toolbar)
self.SpinWidget = QtGui.QWidgetAction(self.Toolbar)