forked from openlp/openlp
322 lines
15 KiB
Python
322 lines
15 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
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###############################################################################
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# OpenLP - Open Source Lyrics Projection #
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# --------------------------------------------------------------------------- #
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# Copyright (c) 2008-2011 Raoul Snyman #
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# Portions copyright (c) 2008-2011 Tim Bentley, Gerald Britton, Jonathan #
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# Corwin, Michael Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, #
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# Armin Köhler, Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias #
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# Põldaru, Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
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# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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import logging
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import os
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import locale
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from PyQt4 import QtCore, QtGui
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from PyQt4.phonon import Phonon
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from openlp.core.lib import MediaManagerItem, build_icon, ItemCapabilities, \
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SettingsManager, translate, check_item_selected, Receiver, MediaType
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from openlp.core.lib.ui import UiStrings, critical_error_message_box, \
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media_item_combo_box
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from openlp.core.ui import Controller, Display
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from openlp.plugins.media.forms import MediaOpenForm
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log = logging.getLogger(__name__)
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CLAPPERBOARD = QtGui.QPixmap(u':/media/media_video.png').toImage()
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class MediaMediaItem(MediaManagerItem):
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"""
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This is the custom media manager item for Media Slides.
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"""
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log.info(u'%s MediaMediaItem loaded', __name__)
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def __init__(self, parent, plugin, icon):
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self.iconPath = u'images/image'
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self.background = False
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self.PreviewFunction = CLAPPERBOARD
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self.Automatic = u''
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MediaManagerItem.__init__(self, parent, plugin, icon)
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self.singleServiceItem = False
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self.mediaOpenForm = MediaOpenForm(self.plugin.formparent)
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self.hasSearch = True
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self.mediaObject = None
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self.mediaController = Controller(parent)
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self.mediaController.controllerLayout = QtGui.QVBoxLayout()
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self.plugin.mediaController.add_controller_items(self.mediaController, \
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self.mediaController.controllerLayout)
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self.plugin.mediaController.set_controls_visible(self.mediaController, \
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False)
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self.mediaController.previewDisplay = Display(self.mediaController, \
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False, self.mediaController, self.plugin.pluginManager.plugins)
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self.mediaController.previewDisplay.setup()
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self.plugin.mediaController.setup_display( \
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self.mediaController.previewDisplay)
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self.mediaController.previewDisplay.hide()
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QtCore.QObject.connect(Receiver.get_receiver(),
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QtCore.SIGNAL(u'video_background_replaced'),
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self.videobackgroundReplaced)
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QtCore.QObject.connect(Receiver.get_receiver(),
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QtCore.SIGNAL(u'mediaitem_media_rebuild'), self.rebuild)
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# Allow DnD from the desktop
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self.listView.activateDnD()
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def retranslateUi(self):
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self.onNewPrompt = translate('MediaPlugin.MediaItem', 'Select Media')
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self.onNewFileMasks = unicode(translate('MediaPlugin.MediaItem',
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'Videos (%s);;Audio (%s);;%s (*)')) % (
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u' '.join(self.plugin.video_extensions_list),
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u' '.join(self.plugin.audio_extensions_list), UiStrings().AllFiles)
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self.replaceAction.setText(UiStrings().ReplaceBG)
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self.replaceAction.setToolTip(UiStrings().ReplaceLiveBG)
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self.resetAction.setText(UiStrings().ResetBG)
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self.resetAction.setToolTip(UiStrings().ResetLiveBG)
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self.Automatic = translate('MediaPlugin.MediaItem',
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'Automatic')
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self.displayTypeLabel.setText(
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translate('MediaPlugin.MediaItem', 'Use Api:'))
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def requiredIcons(self):
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MediaManagerItem.requiredIcons(self)
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self.hasFileIcon = True
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apiSettings = str(QtCore.QSettings().value(u'media/apis',
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QtCore.QVariant(u'Webkit')).toString())
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usedAPIs = apiSettings.split(u',')
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for title in usedAPIs:
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api = self.plugin.mediaController.APIs[title]
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self.hasNewIcon = False
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self.hasEditIcon = False
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def addListViewToToolBar(self):
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MediaManagerItem.addListViewToToolBar(self)
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self.listView.addAction(self.replaceAction)
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# TODO activate own media open menu
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# def addStartHeaderBar(self):
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# self.replaceAction = self.addToolbarButton(u'', u'',
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# u':/general/general_open.png', self.onMediaOpenClick, False)
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def addEndHeaderBar(self):
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# Replace backgrounds do not work at present so remove functionality.
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self.replaceAction = self.addToolbarButton(u'', u'',
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u':/slides/slide_blank.png', self.onReplaceClick, False)
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self.resetAction = self.addToolbarButton(u'', u'',
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u':/system/system_close.png', self.onResetClick, False)
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self.resetAction.setVisible(False)
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self.mediaWidget = QtGui.QWidget(self)
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self.mediaWidget.setObjectName(u'mediaWidget')
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self.displayLayout = QtGui.QFormLayout(self.mediaWidget)
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self.displayLayout.setMargin(self.displayLayout.spacing())
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self.displayLayout.setObjectName(u'displayLayout')
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self.displayTypeLabel = QtGui.QLabel(self.mediaWidget)
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self.displayTypeLabel.setObjectName(u'displayTypeLabel')
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self.displayTypeComboBox = media_item_combo_box(
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self.mediaWidget, u'displayTypeComboBox')
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self.displayTypeLabel.setBuddy(self.displayTypeComboBox)
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self.displayLayout.addRow(self.displayTypeLabel,
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self.displayTypeComboBox)
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# Add the Media widget to the page layout
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self.pageLayout.addWidget(self.mediaWidget)
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QtCore.QObject.connect(self.displayTypeComboBox,
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QtCore.SIGNAL(u'currentIndexChanged (int)'), self.overrideApiChanged)
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def onMediaOpenClick(self):
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"""
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Add a folder to the list widget to make it available for showing
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"""
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self.mediaOpenForm.exec_()
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# folder = QtGui.QFileDialog.getExistingDirectory (
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# self, self.onNewPrompt,
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# SettingsManager.get_last_dir(self.settingsSection))
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# log.info(u'New folder(s) %s', unicode(folder))
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def overrideApiChanged(self, index):
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Receiver.send_message(u'media_overrideApi', \
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u'%s' % self.displayTypeComboBox.currentText())
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def onResetClick(self):
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"""
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Called to reset the Live background with the media selected,
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"""
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self.plugin.liveController.mediaController.video_reset( \
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self.plugin.liveController)
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self.resetAction.setVisible(False)
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def videobackgroundReplaced(self):
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"""
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Triggered by main display on change of serviceitem
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"""
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self.resetAction.setVisible(False)
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def onReplaceClick(self):
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"""
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Called to replace Live background with the media selected.
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"""
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if check_item_selected(self.listView,
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translate('MediaPlugin.MediaItem',
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'You must select a media file to replace the background with.')):
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item = self.listView.currentItem()
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filename = unicode(item.data(QtCore.Qt.UserRole).toString())
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if os.path.exists(filename):
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if self.plugin.liveController.mediaController.video( \
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self.plugin.liveController, filename, True, True):
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self.resetAction.setVisible(True)
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else:
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critical_error_message_box(UiStrings().LiveBGError,
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translate('MediaPlugin.MediaItem',
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'There was no display item to amend.'))
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else:
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critical_error_message_box(UiStrings().LiveBGError,
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unicode(translate('MediaPlugin.MediaItem',
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'There was a problem replacing your background, '
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'the media file "%s" no longer exists.')) % filename)
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def generateSlideData(self, service_item, item=None, xmlVersion=False,
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remote=False):
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if item is None:
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item = self.listView.currentItem()
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if item is None:
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return False
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filename = unicode(item.data(QtCore.Qt.UserRole).toString())
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if not os.path.exists(filename):
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if not remote:
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# File is no longer present
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critical_error_message_box(
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translate('MediaPlugin.MediaItem', 'Missing Media File'),
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unicode(translate('MediaPlugin.MediaItem',
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'The file %s no longer exists.')) % filename)
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return False
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self.mediaLength = 0
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if self.plugin.mediaController.video( \
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self.mediaController, filename, False, False):
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self.mediaLength = self.mediaController.media_info.length
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service_item.media_length = self.mediaLength
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self.plugin.mediaController.video_reset(self.mediaController)
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if self.mediaLength > 0:
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service_item.add_capability(
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ItemCapabilities.AllowsVariableStartTime)
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else:
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return False
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service_item.media_length = self.mediaLength
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service_item.title = unicode(self.plugin.nameStrings[u'singular'])
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service_item.add_capability(ItemCapabilities.RequiresMedia)
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# force a non-existent theme
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service_item.theme = -1
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frame = u':/media/image_clapperboard.png'
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(path, name) = os.path.split(filename)
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service_item.add_from_command(path, name, frame)
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return True
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def initialise(self):
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self.listView.clear()
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self.listView.setIconSize(QtCore.QSize(88, 50))
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self.loadList(SettingsManager.load_list(self.settingsSection, u'media'))
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self.populateDisplayTypes()
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def rebuild(self):
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"""
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Rebuild the tab in the media manager when changes are made in
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the settings
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"""
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self.populateDisplayTypes()
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def populateDisplayTypes(self):
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"""
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Load the combobox with the enabled media apis,
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allowing user to select a specific api if settings allow
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"""
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self.displayTypeComboBox.clear()
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apiSettings = str(QtCore.QSettings().value(u'media/apis',
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QtCore.QVariant(u'Webkit')).toString())
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usedAPIs = apiSettings.split(u',')
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for title in usedAPIs:
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# load the drop down selection
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self.displayTypeComboBox.addItem(title)
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if self.displayTypeComboBox.count() > 1:
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self.displayTypeComboBox.insertItem(0, self.Automatic)
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self.displayTypeComboBox.setCurrentIndex(0)
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if QtCore.QSettings().value(self.settingsSection + u'/override api',
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QtCore.QVariant(QtCore.Qt.Unchecked)) == QtCore.Qt.Checked:
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self.mediaWidget.show()
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else:
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self.mediaWidget.hide()
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def onDeleteClick(self):
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"""
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Remove a media item from the list
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"""
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if check_item_selected(self.listView, translate('MediaPlugin.MediaItem',
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'You must select a media file to delete.')):
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row_list = [item.row() for item in self.listView.selectedIndexes()]
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row_list.sort(reverse=True)
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for row in row_list:
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self.listView.takeItem(row)
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SettingsManager.set_list(self.settingsSection,
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u'media', self.getFileList())
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def loadList(self, media):
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# Sort the themes by its filename considering language specific
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# characters. lower() is needed for windows!
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media.sort(cmp=locale.strcoll,
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key=lambda filename: os.path.split(unicode(filename))[1].lower())
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for track in media:
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track_info = QtCore.QFileInfo(track)
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if not track_info.isFile():
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filename = os.path.split(unicode(track))[1]
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item_name = QtGui.QListWidgetItem(filename)
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item_name.setIcon(build_icon(CLAPPERBOARD))
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item_name.setData(QtCore.Qt.UserRole, QtCore.QVariant(track))
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else:
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filename = os.path.split(unicode(track))[1]
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item_name = QtGui.QListWidgetItem(filename)
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#imageFile = u'F:/Computer/Platform/pythonDev/openlp/branches/media/media-optical-dvd-video.png'
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#thumbFile = u'F:/Computer/Platform/pythonDev/openlp/branches/media/media-optical-dvd-video_thumb.png'
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#icon = self.iconFromFile(imageFile, thumbFile)
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#item_name.setIcon(icon)
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item_name.setData(QtCore.Qt.UserRole, QtCore.QVariant(track))
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item_name.setToolTip(track)
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self.listView.addItem(item_name)
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def getList(self, type=MediaType.Audio):
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media = SettingsManager.load_list(self.settingsSection, u'media')
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media.sort(cmp=locale.strcoll,
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key=lambda filename: os.path.split(unicode(filename))[1].lower())
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ext = []
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if type == MediaType.Audio:
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ext = self.plugin.audio_extensions_list
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else:
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ext = self.plugin.video_extensions_list
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ext = map(lambda x: x[1:], ext)
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media = filter(lambda x: os.path.splitext(x)[1] in ext, media)
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return media
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def search(self, string):
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files = SettingsManager.load_list(self.settingsSection, u'media')
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results = []
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string = string.lower()
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for file in files:
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filename = os.path.split(unicode(file))[1]
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if filename.lower().find(string) > -1:
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results.append([file, filename])
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return results
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