forked from openlp/openlp
1484 lines
68 KiB
Python
1484 lines
68 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=120 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) 2008-2015 OpenLP Developers #
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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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"""
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The :mod:`slidecontroller` module contains the most important part of OpenLP - the slide controller
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"""
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import os
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import copy
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from collections import deque
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from threading import Lock
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from PyQt5 import QtCore, QtGui, QtWidgets
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from openlp.core.common import Registry, RegistryProperties, Settings, SlideLimits, UiStrings, translate, \
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RegistryMixin, OpenLPMixin
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from openlp.core.lib import OpenLPToolbar, ItemCapabilities, ServiceItem, ImageSource, ServiceItemAction, \
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ScreenList, build_icon, build_html
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from openlp.core.ui import HideMode, MainDisplay, Display, DisplayControllerType
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from openlp.core.lib.ui import create_action
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from openlp.core.utils.actions import ActionList, CategoryOrder
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from openlp.core.ui.listpreviewwidget import ListPreviewWidget
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# Threshold which has to be trespassed to toggle.
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HIDE_MENU_THRESHOLD = 27
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AUDIO_TIME_LABEL_STYLESHEET = 'background-color: palette(background); ' \
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'border-top-color: palette(shadow); ' \
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'border-left-color: palette(shadow); ' \
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'border-bottom-color: palette(light); ' \
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'border-right-color: palette(light); ' \
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'border-radius: 3px; border-style: inset; ' \
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'border-width: 1; font-family: monospace; margin: 2px;'
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NARROW_MENU = [
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'hide_menu'
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]
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LOOP_LIST = [
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'play_slides_menu',
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'loop_separator',
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'delay_spin_box'
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]
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AUDIO_LIST = [
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'audioPauseItem',
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'audio_time_label'
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]
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WIDE_MENU = [
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'blank_screen_button',
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'theme_screen_button',
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'desktop_screen_button'
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]
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NON_TEXT_MENU = [
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'blank_screen_button',
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'desktop_screen_button'
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]
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class DisplayController(QtWidgets.QWidget):
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"""
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Controller is a general display controller widget.
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"""
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def __init__(self, parent):
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"""
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Set up the general Controller.
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"""
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super(DisplayController, self).__init__(parent)
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self.is_live = False
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self.display = None
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self.controller_type = DisplayControllerType.Plugin
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def send_to_plugins(self, *args):
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"""
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This is the generic function to send signal for control widgets, created from within other plugins
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This function is needed to catch the current controller
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:param args: Arguments to send to the plugins
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"""
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sender = self.sender().objectName() if self.sender().objectName() else self.sender().text()
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controller = self
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Registry().execute('%s' % sender, [controller, args])
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class InfoLabel(QtWidgets.QLabel):
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"""
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InfoLabel is a subclassed QLabel. Created to provide the ablilty to add a ellipsis if the text is cut off. Original
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source: https://stackoverflow.com/questions/11446478/pyside-pyqt-truncate-text-in-qlabel-based-on-minimumsize
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"""
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def paintEvent(self, event):
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"""
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Reimplemented to allow the drawing of elided text if the text is longer than the width of the label
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"""
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painter = QtGui.QPainter(self)
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metrics = QtGui.QFontMetrics(self.font())
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elided = metrics.elidedText(self.text(), QtCore.Qt.ElideRight, self.width())
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# If the text is elided align it left to stop it jittering as the label is resized
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if elided == self.text():
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alignment = QtCore.Qt.AlignCenter
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else:
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alignment = QtCore.Qt.AlignLeft
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painter.drawText(self.rect(), alignment, elided)
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def setText(self, text):
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"""
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Reimplemented to set the tool tip text.
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"""
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self.setToolTip(text)
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super().setText(text)
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class SlideController(DisplayController, RegistryProperties):
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"""
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SlideController is the slide controller widget. This widget is what the
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user uses to control the displaying of verses/slides/etc on the screen.
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"""
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def __init__(self, parent):
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"""
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Set up the Slide Controller.
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"""
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super(SlideController, self).__init__(parent)
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def post_set_up(self):
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"""
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Call by bootstrap functions
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"""
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self.initialise()
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self.screen_size_changed()
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def initialise(self):
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"""
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Initialise the UI elements of the controller
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"""
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self.screens = ScreenList()
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try:
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self.ratio = self.screens.current['size'].width() / self.screens.current['size'].height()
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except ZeroDivisionError:
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self.ratio = 1
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self.process_queue_lock = Lock()
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self.slide_selected_lock = Lock()
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self.timer_id = 0
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self.song_edit = False
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self.selected_row = 0
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self.service_item = None
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self.slide_limits = None
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self.update_slide_limits()
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self.panel = QtWidgets.QWidget(self.main_window.control_splitter)
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self.slide_list = {}
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self.slide_count = 0
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self.slide_image = None
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self.controller_width = -1
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# Layout for holding panel
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self.panel_layout = QtWidgets.QVBoxLayout(self.panel)
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self.panel_layout.setSpacing(0)
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self.panel_layout.setContentsMargins(0, 0, 0, 0)
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# Type label at the top of the slide controller
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self.type_label = QtWidgets.QLabel(self.panel)
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self.type_label.setStyleSheet('font-weight: bold; font-size: 12pt;')
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self.type_label.setAlignment(QtCore.Qt.AlignCenter)
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if self.is_live:
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self.type_label.setText(UiStrings().Live)
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else:
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self.type_label.setText(UiStrings().Preview)
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self.panel_layout.addWidget(self.type_label)
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# Info label for the title of the current item, at the top of the slide controller
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self.info_label = InfoLabel(self.panel)
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self.info_label.setSizePolicy(QtWidgets.QSizePolicy.Ignored, QtWidgets.QSizePolicy.Preferred)
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self.panel_layout.addWidget(self.info_label)
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# Splitter
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self.splitter = QtWidgets.QSplitter(self.panel)
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self.splitter.setOrientation(QtCore.Qt.Vertical)
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self.panel_layout.addWidget(self.splitter)
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# Actual controller section
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self.controller = QtWidgets.QWidget(self.splitter)
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self.controller.setGeometry(QtCore.QRect(0, 0, 100, 536))
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self.controller.setSizePolicy(QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Preferred,
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QtWidgets.QSizePolicy.Maximum))
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self.controller_layout = QtWidgets.QVBoxLayout(self.controller)
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self.controller_layout.setSpacing(0)
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self.controller_layout.setContentsMargins(0, 0, 0, 0)
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# Controller list view
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self.preview_widget = ListPreviewWidget(self, self.ratio)
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self.controller_layout.addWidget(self.preview_widget)
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# Build the full toolbar
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self.toolbar = OpenLPToolbar(self)
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size_toolbar_policy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed)
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size_toolbar_policy.setHorizontalStretch(0)
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size_toolbar_policy.setVerticalStretch(0)
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size_toolbar_policy.setHeightForWidth(self.toolbar.sizePolicy().hasHeightForWidth())
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self.toolbar.setSizePolicy(size_toolbar_policy)
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self.previous_item = create_action(self, 'previousItem_' + self.type_prefix,
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text=translate('OpenLP.SlideController', 'Previous Slide'),
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icon=':/slides/slide_previous.png',
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tooltip=translate('OpenLP.SlideController', 'Move to previous.'),
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can_shortcuts=True, context=QtCore.Qt.WidgetWithChildrenShortcut,
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category=self.category, triggers=self.on_slide_selected_previous)
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self.toolbar.addAction(self.previous_item)
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self.next_item = create_action(self, 'nextItem_' + self.type_prefix,
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text=translate('OpenLP.SlideController', 'Next Slide'),
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icon=':/slides/slide_next.png',
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tooltip=translate('OpenLP.SlideController', 'Move to next.'),
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can_shortcuts=True, context=QtCore.Qt.WidgetWithChildrenShortcut,
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category=self.category, triggers=self.on_slide_selected_next_action)
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self.toolbar.addAction(self.next_item)
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self.toolbar.addSeparator()
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self.controller_type = DisplayControllerType.Preview
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if self.is_live:
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self.controller_type = DisplayControllerType.Live
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# Hide Menu
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self.hide_menu = QtWidgets.QToolButton(self.toolbar)
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self.hide_menu.setObjectName('hide_menu')
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self.hide_menu.setText(translate('OpenLP.SlideController', 'Hide'))
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self.hide_menu.setPopupMode(QtWidgets.QToolButton.MenuButtonPopup)
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self.hide_menu.setMenu(QtWidgets.QMenu(translate('OpenLP.SlideController', 'Hide'), self.toolbar))
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self.toolbar.add_toolbar_widget(self.hide_menu)
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self.blank_screen = create_action(self, 'blankScreen',
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text=translate('OpenLP.SlideController', 'Blank Screen'),
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icon=':/slides/slide_blank.png',
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checked=False, can_shortcuts=True, category=self.category,
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triggers=self.on_blank_display)
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self.theme_screen = create_action(self, 'themeScreen',
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text=translate('OpenLP.SlideController', 'Blank to Theme'),
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icon=':/slides/slide_theme.png',
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checked=False, can_shortcuts=True, category=self.category,
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triggers=self.on_theme_display)
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self.desktop_screen = create_action(self, 'desktopScreen',
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text=translate('OpenLP.SlideController', 'Show Desktop'),
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icon=':/slides/slide_desktop.png',
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checked=False, can_shortcuts=True, category=self.category,
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triggers=self.on_hide_display)
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self.hide_menu.setDefaultAction(self.blank_screen)
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self.hide_menu.menu().addAction(self.blank_screen)
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self.hide_menu.menu().addAction(self.theme_screen)
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self.hide_menu.menu().addAction(self.desktop_screen)
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# Wide menu of display control buttons.
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self.blank_screen_button = QtWidgets.QToolButton(self.toolbar)
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self.blank_screen_button.setObjectName('blank_screen_button')
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self.toolbar.add_toolbar_widget(self.blank_screen_button)
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self.blank_screen_button.setDefaultAction(self.blank_screen)
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self.theme_screen_button = QtWidgets.QToolButton(self.toolbar)
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self.theme_screen_button.setObjectName('theme_screen_button')
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self.toolbar.add_toolbar_widget(self.theme_screen_button)
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self.theme_screen_button.setDefaultAction(self.theme_screen)
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self.desktop_screen_button = QtWidgets.QToolButton(self.toolbar)
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self.desktop_screen_button.setObjectName('desktop_screen_button')
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self.toolbar.add_toolbar_widget(self.desktop_screen_button)
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self.desktop_screen_button.setDefaultAction(self.desktop_screen)
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self.toolbar.add_toolbar_action('loop_separator', separator=True)
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# Play Slides Menu
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self.play_slides_menu = QtWidgets.QToolButton(self.toolbar)
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self.play_slides_menu.setObjectName('play_slides_menu')
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self.play_slides_menu.setText(translate('OpenLP.SlideController', 'Play Slides'))
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self.play_slides_menu.setPopupMode(QtWidgets.QToolButton.MenuButtonPopup)
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self.play_slides_menu.setMenu(QtWidgets.QMenu(translate('OpenLP.SlideController', 'Play Slides'),
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self.toolbar))
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self.toolbar.add_toolbar_widget(self.play_slides_menu)
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self.play_slides_loop = create_action(self, 'playSlidesLoop', text=UiStrings().PlaySlidesInLoop,
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icon=':/media/media_time.png', checked=False, can_shortcuts=True,
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category=self.category, triggers=self.on_play_slides_loop)
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self.play_slides_once = create_action(self, 'playSlidesOnce', text=UiStrings().PlaySlidesToEnd,
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icon=':/media/media_time.png', checked=False, can_shortcuts=True,
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category=self.category, triggers=self.on_play_slides_once)
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if Settings().value(self.main_window.advanced_settings_section + '/slide limits') == SlideLimits.Wrap:
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self.play_slides_menu.setDefaultAction(self.play_slides_loop)
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else:
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self.play_slides_menu.setDefaultAction(self.play_slides_once)
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self.play_slides_menu.menu().addAction(self.play_slides_loop)
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self.play_slides_menu.menu().addAction(self.play_slides_once)
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# Loop Delay Spinbox
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self.delay_spin_box = QtWidgets.QSpinBox()
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self.delay_spin_box.setObjectName('delay_spin_box')
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self.delay_spin_box.setRange(1, 180)
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self.delay_spin_box.setSuffix(UiStrings().Seconds)
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self.delay_spin_box.setToolTip(translate('OpenLP.SlideController', 'Delay between slides in seconds.'))
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self.receive_spin_delay()
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self.toolbar.add_toolbar_widget(self.delay_spin_box)
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else:
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self.toolbar.add_toolbar_action('goLive', icon=':/general/general_live.png',
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tooltip=translate('OpenLP.SlideController', 'Move to live.'),
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triggers=self.on_go_live)
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self.toolbar.add_toolbar_action('addToService', icon=':/general/general_add.png',
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tooltip=translate('OpenLP.SlideController', 'Add to Service.'),
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triggers=self.on_preview_add_to_service)
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self.toolbar.addSeparator()
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self.toolbar.add_toolbar_action('editSong', icon=':/general/general_edit.png',
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tooltip=translate('OpenLP.SlideController',
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'Edit and reload song preview.'),
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triggers=self.on_edit_song)
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self.controller_layout.addWidget(self.toolbar)
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# Build the Media Toolbar
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self.media_controller.register_controller(self)
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if self.is_live:
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# Build the Song Toolbar
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self.song_menu = QtWidgets.QToolButton(self.toolbar)
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self.song_menu.setObjectName('song_menu')
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self.song_menu.setText(translate('OpenLP.SlideController', 'Go To'))
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self.song_menu.setPopupMode(QtWidgets.QToolButton.InstantPopup)
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self.song_menu.setMenu(QtWidgets.QMenu(translate('OpenLP.SlideController', 'Go To'), self.toolbar))
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self.toolbar.add_toolbar_widget(self.song_menu)
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# Stuff for items with background audio.
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# FIXME: object name should be changed. But this requires that we migrate the shortcut.
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self.audio_pause_item = self.toolbar.add_toolbar_action(
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'audioPauseItem',
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icon=':/slides/media_playback_pause.png', text=translate('OpenLP.SlideController', 'Pause Audio'),
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tooltip=translate('OpenLP.SlideController', 'Pause audio.'),
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checked=False, visible=False, category=self.category, context=QtCore.Qt.WindowShortcut,
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can_shortcuts=True, triggers=self.set_audio_pause_clicked)
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self.audio_menu = QtWidgets.QMenu(translate('OpenLP.SlideController', 'Background Audio'), self.toolbar)
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self.audio_pause_item.setMenu(self.audio_menu)
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self.audio_pause_item.setParent(self.toolbar)
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self.toolbar.widgetForAction(self.audio_pause_item).setPopupMode(QtWidgets.QToolButton.MenuButtonPopup)
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self.next_track_item = create_action(self, 'nextTrackItem', text=UiStrings().NextTrack,
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icon=':/slides/media_playback_next.png',
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tooltip=translate('OpenLP.SlideController',
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'Go to next audio track.'),
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category=self.category,
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can_shortcuts=True,
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triggers=self.on_next_track_clicked)
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self.audio_menu.addAction(self.next_track_item)
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self.track_menu = self.audio_menu.addMenu(translate('OpenLP.SlideController', 'Tracks'))
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self.audio_time_label = QtWidgets.QLabel(' 00:00 ', self.toolbar)
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self.audio_time_label.setAlignment(QtCore.Qt.AlignCenter | QtCore.Qt.AlignHCenter)
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self.audio_time_label.setStyleSheet(AUDIO_TIME_LABEL_STYLESHEET)
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self.audio_time_label.setObjectName('audio_time_label')
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self.toolbar.add_toolbar_widget(self.audio_time_label)
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self.toolbar.set_widget_visible(AUDIO_LIST, False)
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self.toolbar.set_widget_visible(['song_menu'], False)
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# Screen preview area
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self.preview_frame = QtWidgets.QFrame(self.splitter)
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self.preview_frame.setGeometry(QtCore.QRect(0, 0, 300, 300 * self.ratio))
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self.preview_frame.setMinimumHeight(100)
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self.preview_frame.setSizePolicy(QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Ignored,
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QtWidgets.QSizePolicy.Ignored,
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QtWidgets.QSizePolicy.Label))
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self.preview_frame.setFrameShape(QtWidgets.QFrame.StyledPanel)
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self.preview_frame.setFrameShadow(QtWidgets.QFrame.Sunken)
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self.preview_frame.setObjectName('preview_frame')
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self.grid = QtWidgets.QGridLayout(self.preview_frame)
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self.grid.setContentsMargins(8, 8, 8, 8)
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self.grid.setObjectName('grid')
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self.slide_layout = QtWidgets.QVBoxLayout()
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self.slide_layout.setSpacing(0)
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self.slide_layout.setContentsMargins(0, 0, 0, 0)
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self.slide_layout.setObjectName('SlideLayout')
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self.preview_display = Display(self)
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self.slide_layout.insertWidget(0, self.preview_display)
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self.preview_display.hide()
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# Actual preview screen
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self.slide_preview = QtWidgets.QLabel(self)
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size_policy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed)
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size_policy.setHorizontalStretch(0)
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size_policy.setVerticalStretch(0)
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size_policy.setHeightForWidth(self.slide_preview.sizePolicy().hasHeightForWidth())
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self.slide_preview.setSizePolicy(size_policy)
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self.slide_preview.setFrameShape(QtWidgets.QFrame.Box)
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self.slide_preview.setFrameShadow(QtWidgets.QFrame.Plain)
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self.slide_preview.setLineWidth(1)
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self.slide_preview.setScaledContents(True)
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self.slide_preview.setObjectName('slide_preview')
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self.slide_layout.insertWidget(0, self.slide_preview)
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self.grid.addLayout(self.slide_layout, 0, 0, 1, 1)
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if self.is_live:
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self.current_shortcut = ''
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self.shortcut_timer = QtCore.QTimer()
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self.shortcut_timer.setObjectName('shortcut_timer')
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self.shortcut_timer.setSingleShot(True)
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shortcuts = [
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{'key': 'V', 'configurable': True, 'text': translate('OpenLP.SlideController', 'Go to "Verse"')},
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{'key': 'C', 'configurable': True, 'text': translate('OpenLP.SlideController', 'Go to "Chorus"')},
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{'key': 'B', 'configurable': True, 'text': translate('OpenLP.SlideController', 'Go to "Bridge"')},
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{'key': 'P', 'configurable': True,
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'text': translate('OpenLP.SlideController', 'Go to "Pre-Chorus"')},
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|
{'key': 'I', 'configurable': True, 'text': translate('OpenLP.SlideController', 'Go to "Intro"')},
|
|
{'key': 'E', 'configurable': True, 'text': translate('OpenLP.SlideController', 'Go to "Ending"')},
|
|
{'key': 'O', 'configurable': True, 'text': translate('OpenLP.SlideController', 'Go to "Other"')}
|
|
]
|
|
shortcuts.extend([{'key': str(number)} for number in range(10)])
|
|
self.controller.addActions([create_action(self, 'shortcutAction_%s' % s['key'],
|
|
text=s.get('text'),
|
|
can_shortcuts=True,
|
|
context=QtCore.Qt.WidgetWithChildrenShortcut,
|
|
category=self.category if s.get('configurable') else None,
|
|
triggers=self._slide_shortcut_activated) for s in shortcuts])
|
|
self.shortcut_timer.timeout.connect(self._slide_shortcut_activated)
|
|
# Signals
|
|
self.preview_widget.clicked.connect(self.on_slide_selected)
|
|
self.preview_widget.verticalHeader().sectionClicked.connect(self.on_slide_selected)
|
|
if self.is_live:
|
|
# Need to use event as called across threads and UI is updated
|
|
self.slidecontroller_toggle_display.connect(self.toggle_display)
|
|
Registry().register_function('slidecontroller_live_spin_delay', self.receive_spin_delay)
|
|
self.toolbar.set_widget_visible(LOOP_LIST, False)
|
|
self.toolbar.set_widget_visible(WIDE_MENU, False)
|
|
self.set_live_hot_keys(self)
|
|
self.__add_actions_to_widget(self.controller)
|
|
else:
|
|
self.preview_widget.doubleClicked.connect(self.on_preview_double_click)
|
|
self.toolbar.set_widget_visible(['editSong'], False)
|
|
self.controller.addActions([self.next_item, self.previous_item])
|
|
Registry().register_function('slidecontroller_%s_stop_loop' % self.type_prefix, self.on_stop_loop)
|
|
Registry().register_function('slidecontroller_%s_change' % self.type_prefix, self.on_slide_change)
|
|
Registry().register_function('slidecontroller_%s_blank' % self.type_prefix, self.on_slide_blank)
|
|
Registry().register_function('slidecontroller_%s_unblank' % self.type_prefix, self.on_slide_unblank)
|
|
Registry().register_function('slidecontroller_update_slide_limits', self.update_slide_limits)
|
|
getattr(self, 'slidecontroller_%s_set' % self.type_prefix).connect(self.on_slide_selected_index)
|
|
getattr(self, 'slidecontroller_%s_next' % self.type_prefix).connect(self.on_slide_selected_next)
|
|
getattr(self, 'slidecontroller_%s_previous' % self.type_prefix).connect(self.on_slide_selected_previous)
|
|
|
|
def _slide_shortcut_activated(self):
|
|
"""
|
|
Called, when a shortcut has been activated to jump to a chorus, verse, etc.
|
|
|
|
**Note**: This implementation is based on shortcuts. But it rather works like "key sequences". You have to
|
|
press one key after the other and **not** at the same time.
|
|
For example to jump to "V3" you have to press "V" and afterwards but within a time frame of 350ms
|
|
you have to press "3".
|
|
"""
|
|
try:
|
|
from openlp.plugins.songs.lib import VerseType
|
|
is_songs_plugin_available = True
|
|
except ImportError:
|
|
class VerseType(object):
|
|
"""
|
|
This empty class is mostly just to satisfy Python, PEP8 and PyCharm
|
|
"""
|
|
pass
|
|
is_songs_plugin_available = False
|
|
sender_name = self.sender().objectName()
|
|
verse_type = sender_name[15:] if sender_name[:15] == 'shortcutAction_' else ''
|
|
if is_songs_plugin_available:
|
|
if verse_type == 'V':
|
|
self.current_shortcut = VerseType.translated_tags[VerseType.Verse]
|
|
elif verse_type == 'C':
|
|
self.current_shortcut = VerseType.translated_tags[VerseType.Chorus]
|
|
elif verse_type == 'B':
|
|
self.current_shortcut = VerseType.translated_tags[VerseType.Bridge]
|
|
elif verse_type == 'P':
|
|
self.current_shortcut = VerseType.translated_tags[VerseType.PreChorus]
|
|
elif verse_type == 'I':
|
|
self.current_shortcut = VerseType.translated_tags[VerseType.Intro]
|
|
elif verse_type == 'E':
|
|
self.current_shortcut = VerseType.translated_tags[VerseType.Ending]
|
|
elif verse_type == 'O':
|
|
self.current_shortcut = VerseType.translated_tags[VerseType.Other]
|
|
elif verse_type.isnumeric():
|
|
self.current_shortcut += verse_type
|
|
self.current_shortcut = self.current_shortcut.upper()
|
|
elif verse_type.isnumeric():
|
|
self.current_shortcut += verse_type
|
|
elif verse_type:
|
|
self.current_shortcut = verse_type
|
|
keys = list(self.slide_list.keys())
|
|
matches = [match for match in keys if match.startswith(self.current_shortcut)]
|
|
if len(matches) == 1:
|
|
self.shortcut_timer.stop()
|
|
self.current_shortcut = ''
|
|
self.preview_widget.change_slide(self.slide_list[matches[0]])
|
|
self.slide_selected()
|
|
elif sender_name != 'shortcut_timer':
|
|
# Start the time as we did not have any match.
|
|
self.shortcut_timer.start(350)
|
|
else:
|
|
# The timer timed out.
|
|
if self.current_shortcut in keys:
|
|
# We had more than one match for example "V1" and "V10", but
|
|
# "V1" was the slide we wanted to go.
|
|
self.preview_widget.change_slide(self.slide_list[self.current_shortcut])
|
|
self.slide_selected()
|
|
# Reset the shortcut.
|
|
self.current_shortcut = ''
|
|
|
|
def set_live_hot_keys(self, parent=None):
|
|
"""
|
|
Set the live hotkeys
|
|
|
|
:param parent: The parent UI object for actions to be added to.
|
|
"""
|
|
self.previous_service = create_action(parent, 'previousService',
|
|
text=translate('OpenLP.SlideController', 'Previous Service'),
|
|
can_shortcuts=True, context=QtCore.Qt.WidgetWithChildrenShortcut,
|
|
category=self.category,
|
|
triggers=self.service_previous)
|
|
self.next_service = create_action(parent, 'nextService',
|
|
text=translate('OpenLP.SlideController', 'Next Service'),
|
|
can_shortcuts=True, context=QtCore.Qt.WidgetWithChildrenShortcut,
|
|
category=self.category,
|
|
triggers=self.service_next)
|
|
self.escape_item = create_action(parent, 'escapeItem',
|
|
text=translate('OpenLP.SlideController', 'Escape Item'),
|
|
can_shortcuts=True, context=QtCore.Qt.WidgetWithChildrenShortcut,
|
|
category=self.category,
|
|
triggers=self.live_escape)
|
|
|
|
def live_escape(self, field=None):
|
|
"""
|
|
If you press ESC on the live screen it should close the display temporarily.
|
|
"""
|
|
self.display.setVisible(False)
|
|
self.media_controller.media_stop(self)
|
|
# Stop looping if active
|
|
if self.play_slides_loop.isChecked():
|
|
self.on_play_slides_loop(False)
|
|
elif self.play_slides_once.isChecked():
|
|
self.on_play_slides_once(False)
|
|
|
|
def toggle_display(self, action):
|
|
"""
|
|
Toggle the display settings triggered from remote messages.
|
|
|
|
:param action: The blank action to be processed.
|
|
"""
|
|
if action == 'blank' or action == 'hide':
|
|
self.on_blank_display(True)
|
|
elif action == 'theme':
|
|
self.on_theme_display(True)
|
|
elif action == 'desktop':
|
|
self.on_hide_display(True)
|
|
elif action == 'show':
|
|
self.on_blank_display(False)
|
|
self.on_theme_display(False)
|
|
self.on_hide_display(False)
|
|
|
|
def service_previous(self, field=None):
|
|
"""
|
|
Live event to select the previous service item from the service manager.
|
|
"""
|
|
self.keypress_queue.append(ServiceItemAction.Previous)
|
|
self._process_queue()
|
|
|
|
def service_next(self, field=None):
|
|
"""
|
|
Live event to select the next service item from the service manager.
|
|
"""
|
|
self.keypress_queue.append(ServiceItemAction.Next)
|
|
self._process_queue()
|
|
|
|
def _process_queue(self):
|
|
"""
|
|
Process the service item request queue. The key presses can arrive
|
|
faster than the processing so implement a FIFO queue.
|
|
"""
|
|
# Make sure only one thread get in here. Just return if already locked.
|
|
if self.keypress_queue and self.process_queue_lock.acquire(False):
|
|
while len(self.keypress_queue):
|
|
keypress_command = self.keypress_queue.popleft()
|
|
if keypress_command == ServiceItemAction.Previous:
|
|
self.service_manager.previous_item()
|
|
elif keypress_command == ServiceItemAction.PreviousLastSlide:
|
|
# Go to the last slide of the previous item
|
|
self.service_manager.previous_item(last_slide=True)
|
|
else:
|
|
self.service_manager.next_item()
|
|
self.process_queue_lock.release()
|
|
|
|
def screen_size_changed(self):
|
|
"""
|
|
Settings dialog has changed the screen size of adjust output and screen previews.
|
|
"""
|
|
# rebuild display as screen size changed
|
|
if self.display:
|
|
self.display.close()
|
|
self.display = MainDisplay(self)
|
|
self.display.setup()
|
|
if self.is_live:
|
|
self.__add_actions_to_widget(self.display)
|
|
if self.display.audio_player:
|
|
self.display.audio_player.position_changed.connect(self.on_audio_time_remaining)
|
|
# The SlidePreview's ratio.
|
|
try:
|
|
self.ratio = self.screens.current['size'].width() / self.screens.current['size'].height()
|
|
except ZeroDivisionError:
|
|
self.ratio = 1
|
|
self.media_controller.setup_display(self.display, False)
|
|
self.preview_size_changed()
|
|
self.preview_widget.screen_size_changed(self.ratio)
|
|
self.preview_display.setup()
|
|
service_item = ServiceItem()
|
|
self.preview_display.web_view.setHtml(build_html(service_item, self.preview_display.screen, None, self.is_live,
|
|
plugins=self.plugin_manager.plugins))
|
|
self.media_controller.setup_display(self.preview_display, True)
|
|
if self.service_item:
|
|
self.refresh_service_item()
|
|
|
|
def __add_actions_to_widget(self, widget):
|
|
"""
|
|
Add actions to the widget specified by `widget`
|
|
|
|
:param widget: The UI widget for the actions
|
|
"""
|
|
widget.addActions([
|
|
self.previous_item, self.next_item,
|
|
self.previous_service, self.next_service,
|
|
self.escape_item])
|
|
|
|
def preview_size_changed(self):
|
|
"""
|
|
Takes care of the SlidePreview's size. Is called when one of the the splitters is moved or when the screen
|
|
size is changed. Note, that this method is (also) called frequently from the mainwindow *paintEvent*.
|
|
"""
|
|
if self.ratio < self.preview_frame.width() / self.preview_frame.height():
|
|
# We have to take the height as limit.
|
|
max_height = self.preview_frame.height() - self.grid.contentsMargins().top() * 2
|
|
self.slide_preview.setFixedSize(QtCore.QSize(max_height * self.ratio, max_height))
|
|
self.preview_display.setFixedSize(QtCore.QSize(max_height * self.ratio, max_height))
|
|
self.preview_display.screen = {'size': self.preview_display.geometry()}
|
|
else:
|
|
# We have to take the width as limit.
|
|
max_width = self.preview_frame.width() - self.grid.contentsMargins().top() * 2
|
|
self.slide_preview.setFixedSize(QtCore.QSize(max_width, max_width / self.ratio))
|
|
self.preview_display.setFixedSize(QtCore.QSize(max_width, max_width / self.ratio))
|
|
self.preview_display.screen = {'size': self.preview_display.geometry()}
|
|
# Only update controller layout if width has actually changed
|
|
if self.controller_width != self.controller.width():
|
|
self.controller_width = self.controller.width()
|
|
self.on_controller_size_changed(self.controller_width)
|
|
|
|
def on_controller_size_changed(self, width):
|
|
"""
|
|
Change layout of display control buttons on controller size change
|
|
|
|
:param width: the new width of the display
|
|
"""
|
|
if self.is_live:
|
|
# Space used by the toolbar.
|
|
used_space = self.toolbar.size().width() + self.hide_menu.size().width()
|
|
# Add the threshold to prevent flickering.
|
|
if width > used_space + HIDE_MENU_THRESHOLD and self.hide_menu.isVisible():
|
|
self.toolbar.set_widget_visible(NARROW_MENU, False)
|
|
self.set_blank_menu()
|
|
# Take away a threshold to prevent flickering.
|
|
elif width < used_space - HIDE_MENU_THRESHOLD and not self.hide_menu.isVisible():
|
|
self.set_blank_menu(False)
|
|
self.toolbar.set_widget_visible(NARROW_MENU)
|
|
# Fallback to the standard blank toolbar if the hide_menu is not visible.
|
|
elif not self.hide_menu.isVisible():
|
|
self.toolbar.set_widget_visible(NARROW_MENU, False)
|
|
self.set_blank_menu()
|
|
|
|
def set_blank_menu(self, visible=True):
|
|
"""
|
|
Set the correct menu type dependent on the service item type
|
|
|
|
:param visible: Do I need to hide the menu?
|
|
"""
|
|
self.toolbar.set_widget_visible(WIDE_MENU, False)
|
|
if self.service_item and self.service_item.is_text():
|
|
self.toolbar.set_widget_visible(WIDE_MENU, visible)
|
|
else:
|
|
self.toolbar.set_widget_visible(NON_TEXT_MENU, visible)
|
|
|
|
def on_song_bar_handler(self):
|
|
"""
|
|
Some song handler
|
|
"""
|
|
request = self.sender().text()
|
|
slide_no = self.slide_list[request]
|
|
width = self.main_window.control_splitter.sizes()[self.split]
|
|
self.preview_widget.replace_service_item(self.service_item, width, slide_no)
|
|
self.slide_selected()
|
|
|
|
def receive_spin_delay(self):
|
|
"""
|
|
Adjusts the value of the ``delay_spin_box`` to the given one.
|
|
"""
|
|
self.delay_spin_box.setValue(Settings().value('core/loop delay'))
|
|
|
|
def update_slide_limits(self):
|
|
"""
|
|
Updates the Slide Limits variable from the settings.
|
|
"""
|
|
self.slide_limits = Settings().value(self.main_window.advanced_settings_section + '/slide limits')
|
|
|
|
def enable_tool_bar(self, item):
|
|
"""
|
|
Allows the toolbars to be reconfigured based on Controller Type and ServiceItem Type
|
|
|
|
:param item: current service item being processed
|
|
"""
|
|
if self.is_live:
|
|
self.enable_live_tool_bar(item)
|
|
else:
|
|
self.enable_preview_tool_bar(item)
|
|
|
|
def enable_live_tool_bar(self, item):
|
|
"""
|
|
Allows the live toolbar to be customised
|
|
|
|
:param item: The current service item
|
|
"""
|
|
# Work-around for OS X, hide and then show the toolbar
|
|
# See bug #791050
|
|
self.toolbar.hide()
|
|
self.mediabar.hide()
|
|
self.song_menu.hide()
|
|
self.toolbar.set_widget_visible(LOOP_LIST, False)
|
|
self.toolbar.set_widget_visible(['song_menu'], False)
|
|
# Reset the button
|
|
self.play_slides_once.setChecked(False)
|
|
self.play_slides_once.setIcon(build_icon(':/media/media_time.png'))
|
|
self.play_slides_loop.setChecked(False)
|
|
self.play_slides_loop.setIcon(build_icon(':/media/media_time.png'))
|
|
if item.is_text():
|
|
if (Settings().value(self.main_window.songs_settings_section + '/display songbar') and
|
|
not self.song_menu.menu().isEmpty()):
|
|
self.toolbar.set_widget_visible(['song_menu'], True)
|
|
if item.is_capable(ItemCapabilities.CanLoop) and len(item.get_frames()) > 1:
|
|
self.toolbar.set_widget_visible(LOOP_LIST)
|
|
if item.is_media():
|
|
self.mediabar.show()
|
|
self.previous_item.setVisible(not item.is_media())
|
|
self.next_item.setVisible(not item.is_media())
|
|
# The layout of the toolbar is size dependent, so make sure it fits. Reset stored controller_width.
|
|
if self.is_live:
|
|
self.controller_width = -1
|
|
self.on_controller_size_changed(self.controller.width())
|
|
# Work-around for OS X, hide and then show the toolbar
|
|
# See bug #791050
|
|
self.toolbar.show()
|
|
|
|
def enable_preview_tool_bar(self, item):
|
|
"""
|
|
Allows the Preview toolbar to be customised
|
|
|
|
:param item: The current service item
|
|
"""
|
|
# Work-around for OS X, hide and then show the toolbar
|
|
# See bug #791050
|
|
self.toolbar.hide()
|
|
self.mediabar.hide()
|
|
self.toolbar.set_widget_visible(['editSong'], False)
|
|
if item.is_capable(ItemCapabilities.CanEdit) and item.from_plugin:
|
|
self.toolbar.set_widget_visible(['editSong'])
|
|
elif item.is_media():
|
|
self.mediabar.show()
|
|
self.previous_item.setVisible(not item.is_media())
|
|
self.next_item.setVisible(not item.is_media())
|
|
# Work-around for OS X, hide and then show the toolbar
|
|
# See bug #791050
|
|
self.toolbar.show()
|
|
|
|
def refresh_service_item(self):
|
|
"""
|
|
Method to update the service item if the screen has changed
|
|
"""
|
|
if self.service_item.is_text() or self.service_item.is_image():
|
|
item = self.service_item
|
|
item.render()
|
|
self._process_item(item, self.selected_row)
|
|
|
|
def add_service_item(self, item):
|
|
"""
|
|
Method to install the service item into the controller
|
|
Called by plugins
|
|
|
|
:param item: The current service item
|
|
"""
|
|
item.render()
|
|
slide_no = 0
|
|
if self.song_edit:
|
|
slide_no = self.selected_row
|
|
self.song_edit = False
|
|
self._process_item(item, slide_no)
|
|
|
|
def replace_service_manager_item(self, item):
|
|
"""
|
|
Replacement item following a remote edit
|
|
|
|
:param item: The current service item
|
|
"""
|
|
if item == self.service_item:
|
|
self._process_item(item, self.preview_widget.current_slide_number())
|
|
|
|
def add_service_manager_item(self, item, slide_no):
|
|
"""
|
|
Method to install the service item into the controller and request the correct toolbar for the plugin. Called by
|
|
:class:`~openlp.core.ui.ServiceManager`
|
|
|
|
:param item: The current service item
|
|
:param slide_no: The slide number to select
|
|
"""
|
|
# If no valid slide number is specified we take the first one, but we remember the initial value to see if we
|
|
# should reload the song or not
|
|
slide_num = slide_no
|
|
if slide_no == -1:
|
|
slide_num = 0
|
|
# If service item is the same as the current one, only change slide
|
|
if slide_no >= 0 and item == self.service_item:
|
|
self.preview_widget.change_slide(slide_num)
|
|
self.slide_selected()
|
|
else:
|
|
self._process_item(item, slide_num)
|
|
if self.is_live and item.auto_play_slides_loop and item.timed_slide_interval > 0:
|
|
self.play_slides_loop.setChecked(item.auto_play_slides_loop)
|
|
self.delay_spin_box.setValue(int(item.timed_slide_interval))
|
|
self.on_play_slides_loop()
|
|
elif self.is_live and item.auto_play_slides_once and item.timed_slide_interval > 0:
|
|
self.play_slides_once.setChecked(item.auto_play_slides_once)
|
|
self.delay_spin_box.setValue(int(item.timed_slide_interval))
|
|
self.on_play_slides_once()
|
|
|
|
def _process_item(self, service_item, slide_no):
|
|
"""
|
|
Loads a ServiceItem into the system from ServiceManager. Display the slide number passed.
|
|
|
|
:param service_item: The current service item
|
|
:param slide_no: The slide number to select
|
|
"""
|
|
self.on_stop_loop()
|
|
old_item = self.service_item
|
|
# rest to allow the remote pick up verse 1 if large imaged
|
|
self.selected_row = 0
|
|
# take a copy not a link to the servicemanager copy.
|
|
self.service_item = copy.copy(service_item)
|
|
# Reset blanking if needed
|
|
if old_item and self.is_live and (old_item.is_capable(ItemCapabilities.ProvidesOwnDisplay) or
|
|
self.service_item.is_capable(ItemCapabilities.ProvidesOwnDisplay)):
|
|
self._reset_blank(self.service_item.is_capable(ItemCapabilities.ProvidesOwnDisplay))
|
|
if service_item.is_command():
|
|
Registry().execute(
|
|
'%s_start' % service_item.name.lower(), [self.service_item, self.is_live, self.hide_mode(), slide_no])
|
|
self.info_label.setText(self.service_item.title)
|
|
self.slide_list = {}
|
|
if self.is_live:
|
|
self.song_menu.menu().clear()
|
|
if self.display.audio_player:
|
|
self.display.audio_player.reset()
|
|
self.set_audio_items_visibility(False)
|
|
self.audio_pause_item.setChecked(False)
|
|
# If the current item has background audio
|
|
if self.service_item.is_capable(ItemCapabilities.HasBackgroundAudio):
|
|
self.log_debug('Starting to play...')
|
|
self.display.audio_player.add_to_playlist(self.service_item.background_audio)
|
|
self.track_menu.clear()
|
|
for counter in range(len(self.service_item.background_audio)):
|
|
action = self.track_menu.addAction(
|
|
os.path.basename(self.service_item.background_audio[counter]))
|
|
action.setData(counter)
|
|
action.triggered.connect(self.on_track_triggered)
|
|
self.display.audio_player.repeat = \
|
|
Settings().value(self.main_window.general_settings_section + '/audio repeat list')
|
|
if Settings().value(self.main_window.general_settings_section + '/audio start paused'):
|
|
self.audio_pause_item.setChecked(True)
|
|
self.display.audio_player.pause()
|
|
else:
|
|
self.display.audio_player.play()
|
|
self.set_audio_items_visibility(True)
|
|
row = 0
|
|
width = self.main_window.control_splitter.sizes()[self.split]
|
|
for frame_number, frame in enumerate(self.service_item.get_frames()):
|
|
if self.service_item.is_text():
|
|
if frame['verseTag']:
|
|
# These tags are already translated.
|
|
verse_def = frame['verseTag']
|
|
verse_def = '%s%s' % (verse_def[0], verse_def[1:])
|
|
two_line_def = '%s\n%s' % (verse_def[0], verse_def[1:])
|
|
row = two_line_def
|
|
if verse_def not in self.slide_list:
|
|
self.slide_list[verse_def] = frame_number
|
|
if self.is_live:
|
|
self.song_menu.menu().addAction(verse_def, self.on_song_bar_handler)
|
|
else:
|
|
row += 1
|
|
self.slide_list[str(row)] = row - 1
|
|
else:
|
|
row += 1
|
|
self.slide_list[str(row)] = row - 1
|
|
# If current slide set background to image
|
|
if not self.service_item.is_command() and frame_number == slide_no:
|
|
self.service_item.bg_image_bytes = \
|
|
self.image_manager.get_image_bytes(frame['path'], ImageSource.ImagePlugin)
|
|
self.preview_widget.replace_service_item(self.service_item, width, slide_no)
|
|
self.enable_tool_bar(service_item)
|
|
# Pass to display for viewing.
|
|
# Postpone image build, we need to do this later to avoid the theme
|
|
# flashing on the screen
|
|
if not self.service_item.is_image():
|
|
self.display.build_html(self.service_item)
|
|
if service_item.is_media():
|
|
self.on_media_start(service_item)
|
|
self.slide_selected(True)
|
|
if service_item.from_service:
|
|
self.preview_widget.setFocus()
|
|
if old_item:
|
|
# Close the old item after the new one is opened
|
|
# This avoids the service theme/desktop flashing on screen
|
|
# However opening a new item of the same type will automatically
|
|
# close the previous, so make sure we don't close the new one.
|
|
if old_item.is_command() and not service_item.is_command() or \
|
|
old_item.is_command() and not old_item.is_media() and service_item.is_media():
|
|
Registry().execute('%s_stop' % old_item.name.lower(), [old_item, self.is_live])
|
|
if old_item.is_media() and not service_item.is_media():
|
|
self.on_media_close()
|
|
Registry().execute('slidecontroller_%s_started' % self.type_prefix, [service_item])
|
|
|
|
def on_slide_selected_index(self, message):
|
|
"""
|
|
Go to the requested slide
|
|
|
|
:param message: remote message to be processed.
|
|
"""
|
|
index = int(message[0])
|
|
if not self.service_item:
|
|
return
|
|
if self.service_item.is_command():
|
|
Registry().execute('%s_slide' % self.service_item.name.lower(), [self.service_item, self.is_live, index])
|
|
self.update_preview()
|
|
self.selected_row = index
|
|
else:
|
|
self.preview_widget.change_slide(index)
|
|
self.slide_selected()
|
|
|
|
def main_display_set_background(self):
|
|
"""
|
|
Allow the main display to blank the main display at startup time
|
|
"""
|
|
display_type = Settings().value(self.main_window.general_settings_section + '/screen blank')
|
|
if self.screens.which_screen(self.window()) != self.screens.which_screen(self.display):
|
|
# Order done to handle initial conversion
|
|
if display_type == 'themed':
|
|
self.on_theme_display(True)
|
|
elif display_type == 'hidden':
|
|
self.on_hide_display(True)
|
|
elif display_type == 'blanked':
|
|
self.on_blank_display(True)
|
|
else:
|
|
Registry().execute('live_display_show')
|
|
else:
|
|
self.live_escape()
|
|
|
|
def on_slide_blank(self):
|
|
"""
|
|
Handle the slidecontroller blank event
|
|
"""
|
|
self.on_blank_display(True)
|
|
|
|
def on_slide_unblank(self):
|
|
"""
|
|
Handle the slidecontroller unblank event
|
|
"""
|
|
self.on_blank_display(False)
|
|
|
|
def on_blank_display(self, checked=None):
|
|
"""
|
|
Handle the blank screen button actions
|
|
|
|
:param checked: the new state of the of the widget
|
|
"""
|
|
if checked is None:
|
|
checked = self.blank_screen.isChecked()
|
|
self.log_debug('on_blank_display %s' % checked)
|
|
self.hide_menu.setDefaultAction(self.blank_screen)
|
|
self.blank_screen.setChecked(checked)
|
|
self.theme_screen.setChecked(False)
|
|
self.desktop_screen.setChecked(False)
|
|
if checked:
|
|
Settings().setValue(self.main_window.general_settings_section + '/screen blank', 'blanked')
|
|
else:
|
|
Settings().remove(self.main_window.general_settings_section + '/screen blank')
|
|
self.blank_plugin()
|
|
self.update_preview()
|
|
self.on_toggle_loop()
|
|
|
|
def on_theme_display(self, checked=None):
|
|
"""
|
|
Handle the Theme screen button
|
|
|
|
:param checked: the new state of the of the widget
|
|
"""
|
|
if checked is None:
|
|
checked = self.theme_screen.isChecked()
|
|
self.log_debug('on_theme_display %s' % checked)
|
|
self.hide_menu.setDefaultAction(self.theme_screen)
|
|
self.blank_screen.setChecked(False)
|
|
self.theme_screen.setChecked(checked)
|
|
self.desktop_screen.setChecked(False)
|
|
if checked:
|
|
Settings().setValue(self.main_window.general_settings_section + '/screen blank', 'themed')
|
|
else:
|
|
Settings().remove(self.main_window.general_settings_section + '/screen blank')
|
|
self.blank_plugin()
|
|
self.update_preview()
|
|
self.on_toggle_loop()
|
|
|
|
def on_hide_display(self, checked=None):
|
|
"""
|
|
Handle the Hide screen button
|
|
|
|
:param checked: the new state of the of the widget
|
|
"""
|
|
if checked is None:
|
|
checked = self.desktop_screen.isChecked()
|
|
self.log_debug('on_hide_display %s' % checked)
|
|
self.hide_menu.setDefaultAction(self.desktop_screen)
|
|
self.blank_screen.setChecked(False)
|
|
self.theme_screen.setChecked(False)
|
|
self.desktop_screen.setChecked(checked)
|
|
if checked:
|
|
Settings().setValue(self.main_window.general_settings_section + '/screen blank', 'hidden')
|
|
else:
|
|
Settings().remove(self.main_window.general_settings_section + '/screen blank')
|
|
self.hide_plugin(checked)
|
|
self.update_preview()
|
|
self.on_toggle_loop()
|
|
|
|
def blank_plugin(self):
|
|
"""
|
|
Blank/Hide the display screen within a plugin if required.
|
|
"""
|
|
hide_mode = self.hide_mode()
|
|
self.log_debug('blank_plugin %s ' % hide_mode)
|
|
if self.service_item is not None:
|
|
if hide_mode:
|
|
if not self.service_item.is_command():
|
|
Registry().execute('live_display_hide', hide_mode)
|
|
Registry().execute('%s_blank' %
|
|
self.service_item.name.lower(), [self.service_item, self.is_live, hide_mode])
|
|
else:
|
|
if not self.service_item.is_command():
|
|
Registry().execute('live_display_show')
|
|
Registry().execute('%s_unblank' % self.service_item.name.lower(), [self.service_item, self.is_live])
|
|
else:
|
|
if hide_mode:
|
|
Registry().execute('live_display_hide', hide_mode)
|
|
else:
|
|
Registry().execute('live_display_show')
|
|
|
|
def hide_plugin(self, hide):
|
|
"""
|
|
Tell the plugin to hide the display screen.
|
|
"""
|
|
self.log_debug('hide_plugin %s ' % hide)
|
|
if self.service_item is not None:
|
|
if hide:
|
|
Registry().execute('live_display_hide', HideMode.Screen)
|
|
Registry().execute('%s_hide' % self.service_item.name.lower(), [self.service_item, self.is_live])
|
|
else:
|
|
if not self.service_item.is_command():
|
|
Registry().execute('live_display_show')
|
|
Registry().execute('%s_unblank' % self.service_item.name.lower(), [self.service_item, self.is_live])
|
|
else:
|
|
if hide:
|
|
Registry().execute('live_display_hide', HideMode.Screen)
|
|
else:
|
|
Registry().execute('live_display_show')
|
|
|
|
def on_slide_selected(self, field=None):
|
|
"""
|
|
Slide selected in controller
|
|
Note for some reason a dummy field is required. Nothing is passed!
|
|
"""
|
|
self.slide_selected()
|
|
|
|
def slide_selected(self, start=False):
|
|
"""
|
|
Generate the preview when you click on a slide. If this is the Live Controller also display on the screen
|
|
|
|
:param start:
|
|
"""
|
|
# Only one thread should be in here at the time. If already locked just skip, since the update will be
|
|
# done by the thread holding the lock. If it is a "start" slide, we must wait for the lock, but only for 0.2
|
|
# seconds, since we don't want to cause a deadlock
|
|
timeout = 0.2 if start else -1
|
|
if not self.slide_selected_lock.acquire(start, timeout):
|
|
if start:
|
|
self.log_debug('Could not get lock in slide_selected after waiting %f, skip to avoid deadlock.'
|
|
% timeout)
|
|
return
|
|
row = self.preview_widget.current_slide_number()
|
|
old_selected_row = self.selected_row
|
|
self.selected_row = 0
|
|
if -1 < row < self.preview_widget.slide_count():
|
|
if self.service_item.is_command():
|
|
if self.is_live and not start:
|
|
Registry().execute('%s_slide' %
|
|
self.service_item.name.lower(), [self.service_item, self.is_live, row])
|
|
else:
|
|
to_display = self.service_item.get_rendered_frame(row)
|
|
if self.service_item.is_text():
|
|
self.display.text(to_display, row != old_selected_row)
|
|
else:
|
|
if start:
|
|
self.display.build_html(self.service_item, to_display)
|
|
else:
|
|
self.display.image(to_display)
|
|
# reset the store used to display first image
|
|
self.service_item.bg_image_bytes = None
|
|
self.selected_row = row
|
|
self.update_preview()
|
|
self.preview_widget.change_slide(row)
|
|
self.display.setFocus()
|
|
# Release lock
|
|
self.slide_selected_lock.release()
|
|
|
|
def on_slide_change(self, row):
|
|
"""
|
|
The slide has been changed. Update the slidecontroller accordingly
|
|
|
|
:param row: Row to be selected
|
|
"""
|
|
self.preview_widget.change_slide(row)
|
|
self.update_preview()
|
|
self.selected_row = row
|
|
|
|
def update_preview(self):
|
|
"""
|
|
This updates the preview frame, for example after changing a slide or using *Blank to Theme*.
|
|
"""
|
|
self.log_debug('update_preview %s ' % self.screens.current['primary'])
|
|
if self.service_item and self.service_item.is_capable(ItemCapabilities.ProvidesOwnDisplay):
|
|
# Grab now, but try again in a couple of seconds if slide change is slow
|
|
QtCore.QTimer.singleShot(0.5, self.grab_maindisplay)
|
|
QtCore.QTimer.singleShot(2.5, self.grab_maindisplay)
|
|
else:
|
|
self.slide_image = self.display.preview()
|
|
self.slide_preview.setPixmap(self.slide_image)
|
|
self.slide_count += 1
|
|
|
|
def grab_maindisplay(self):
|
|
"""
|
|
Creates an image of the current screen and updates the preview frame.
|
|
"""
|
|
win_id = QtWidgets.QApplication.desktop().winId()
|
|
rect = self.screens.current['size']
|
|
win_image = QtGui.QScreen.grabWindow(win_id, rect.x(), rect.y(), rect.width(), rect.height())
|
|
self.slide_preview.setPixmap(win_image)
|
|
self.slide_image = win_image
|
|
|
|
def on_slide_selected_next_action(self, checked):
|
|
"""
|
|
Wrapper function from create_action so we can throw away the incorrect parameter
|
|
|
|
:param checked: the new state of the of the widget
|
|
"""
|
|
self.on_slide_selected_next()
|
|
|
|
def on_slide_selected_next(self, wrap=None):
|
|
"""
|
|
Go to the next slide.
|
|
|
|
:param wrap: Are we wrapping round the service item
|
|
"""
|
|
if not self.service_item:
|
|
return
|
|
if self.service_item.is_command():
|
|
Registry().execute('%s_next' % self.service_item.name.lower(), [self.service_item, self.is_live])
|
|
if self.is_live:
|
|
self.update_preview()
|
|
else:
|
|
row = self.preview_widget.current_slide_number() + 1
|
|
if row == self.preview_widget.slide_count():
|
|
if wrap is None:
|
|
if self.slide_limits == SlideLimits.Wrap:
|
|
row = 0
|
|
elif self.is_live and self.slide_limits == SlideLimits.Next:
|
|
self.service_next()
|
|
return
|
|
else:
|
|
row = self.preview_widget.slide_count() - 1
|
|
elif wrap:
|
|
row = 0
|
|
else:
|
|
row = self.preview_widget.slide_count() - 1
|
|
self.preview_widget.change_slide(row)
|
|
self.slide_selected()
|
|
|
|
def on_slide_selected_previous(self, field=None):
|
|
"""
|
|
Go to the previous slide.
|
|
"""
|
|
if not self.service_item:
|
|
return
|
|
if self.service_item.is_command():
|
|
Registry().execute('%s_previous' % self.service_item.name.lower(), [self.service_item, self.is_live])
|
|
if self.is_live:
|
|
self.update_preview()
|
|
else:
|
|
row = self.preview_widget.current_slide_number() - 1
|
|
if row == -1:
|
|
if self.slide_limits == SlideLimits.Wrap:
|
|
row = self.preview_widget.slide_count() - 1
|
|
elif self.is_live and self.slide_limits == SlideLimits.Next:
|
|
self.keypress_queue.append(ServiceItemAction.PreviousLastSlide)
|
|
self._process_queue()
|
|
return
|
|
else:
|
|
row = 0
|
|
self.preview_widget.change_slide(row)
|
|
self.slide_selected()
|
|
|
|
def on_toggle_loop(self):
|
|
"""
|
|
Toggles the loop state.
|
|
"""
|
|
hide_mode = self.hide_mode()
|
|
if hide_mode is None and (self.play_slides_loop.isChecked() or self.play_slides_once.isChecked()):
|
|
self.on_start_loop()
|
|
else:
|
|
self.on_stop_loop()
|
|
|
|
def on_start_loop(self):
|
|
"""
|
|
Start the timer loop running and store the timer id
|
|
"""
|
|
if self.preview_widget.slide_count() > 1:
|
|
self.timer_id = self.startTimer(int(self.delay_spin_box.value()) * 1000)
|
|
|
|
def on_stop_loop(self):
|
|
"""
|
|
Stop the timer loop running
|
|
"""
|
|
if self.timer_id:
|
|
self.killTimer(self.timer_id)
|
|
self.timer_id = 0
|
|
|
|
def on_play_slides_loop(self, checked=None):
|
|
"""
|
|
Start or stop 'Play Slides in Loop'
|
|
|
|
:param checked: is the check box checked.
|
|
"""
|
|
if checked is None:
|
|
checked = self.play_slides_loop.isChecked()
|
|
else:
|
|
self.play_slides_loop.setChecked(checked)
|
|
self.log_debug('on_play_slides_loop %s' % checked)
|
|
if checked:
|
|
self.play_slides_loop.setIcon(build_icon(':/media/media_stop.png'))
|
|
self.play_slides_loop.setText(UiStrings().StopPlaySlidesInLoop)
|
|
self.play_slides_once.setIcon(build_icon(':/media/media_time.png'))
|
|
self.play_slides_once.setText(UiStrings().PlaySlidesToEnd)
|
|
self.play_slides_menu.setDefaultAction(self.play_slides_loop)
|
|
self.play_slides_once.setChecked(False)
|
|
else:
|
|
self.play_slides_loop.setIcon(build_icon(':/media/media_time.png'))
|
|
self.play_slides_loop.setText(UiStrings().PlaySlidesInLoop)
|
|
self.on_toggle_loop()
|
|
|
|
def on_play_slides_once(self, checked=None):
|
|
"""
|
|
Start or stop 'Play Slides to End'
|
|
|
|
:param checked: is the check box checked.
|
|
"""
|
|
if checked is None:
|
|
checked = self.play_slides_once.isChecked()
|
|
else:
|
|
self.play_slides_once.setChecked(checked)
|
|
self.log_debug('on_play_slides_once %s' % checked)
|
|
if checked:
|
|
self.play_slides_once.setIcon(build_icon(':/media/media_stop.png'))
|
|
self.play_slides_once.setText(UiStrings().StopPlaySlidesToEnd)
|
|
self.play_slides_loop.setIcon(build_icon(':/media/media_time.png'))
|
|
self.play_slides_loop.setText(UiStrings().PlaySlidesInLoop)
|
|
self.play_slides_menu.setDefaultAction(self.play_slides_once)
|
|
self.play_slides_loop.setChecked(False)
|
|
else:
|
|
self.play_slides_once.setIcon(build_icon(':/media/media_time'))
|
|
self.play_slides_once.setText(UiStrings().PlaySlidesToEnd)
|
|
self.on_toggle_loop()
|
|
|
|
def set_audio_items_visibility(self, visible):
|
|
"""
|
|
Set the visibility of the audio stuff
|
|
"""
|
|
self.toolbar.set_widget_visible(AUDIO_LIST, visible)
|
|
|
|
def set_audio_pause_clicked(self, checked):
|
|
"""
|
|
Pause the audio player
|
|
|
|
:param checked: is the check box checked.
|
|
"""
|
|
if not self.audio_pause_item.isVisible():
|
|
return
|
|
if checked:
|
|
self.display.audio_player.pause()
|
|
else:
|
|
self.display.audio_player.play()
|
|
|
|
def timerEvent(self, event):
|
|
"""
|
|
If the timer event is for this window select next slide
|
|
|
|
:param event: The triggered event
|
|
"""
|
|
if event.timerId() == self.timer_id:
|
|
self.on_slide_selected_next(self.play_slides_loop.isChecked())
|
|
|
|
def on_edit_song(self, field=None):
|
|
"""
|
|
From the preview display requires the service Item to be editied
|
|
"""
|
|
self.song_edit = True
|
|
new_item = Registry().get(self.service_item.name).on_remote_edit(self.service_item.edit_id, True)
|
|
if new_item:
|
|
self.add_service_item(new_item)
|
|
|
|
def on_preview_add_to_service(self, field=None):
|
|
"""
|
|
From the preview display request the Item to be added to service
|
|
"""
|
|
if self.service_item:
|
|
self.service_manager.add_service_item(self.service_item)
|
|
|
|
def on_preview_double_click(self, field=None):
|
|
"""
|
|
Triggered when a preview slide item is doubleclicked
|
|
"""
|
|
if self.service_item:
|
|
if Settings().value('advanced/double click live'):
|
|
# Live and Preview have issues if we have video or presentations
|
|
# playing in both at the same time.
|
|
if self.service_item.is_command():
|
|
Registry().execute('%s_stop' % self.service_item.name.lower(), [self.service_item, self.is_live])
|
|
if self.service_item.is_media():
|
|
self.on_media_close()
|
|
self.on_go_live()
|
|
else:
|
|
self.on_preview_add_to_service()
|
|
|
|
def on_go_live(self, field=None):
|
|
"""
|
|
If preview copy slide item to live controller from Preview Controller
|
|
"""
|
|
row = self.preview_widget.current_slide_number()
|
|
if -1 < row < self.preview_widget.slide_count():
|
|
if self.service_item.from_service:
|
|
self.service_manager.preview_live(self.service_item.unique_identifier, row)
|
|
else:
|
|
self.live_controller.add_service_manager_item(self.service_item, row)
|
|
self.live_controller.preview_widget.setFocus()
|
|
|
|
def on_media_start(self, item):
|
|
"""
|
|
Respond to the arrival of a media service item
|
|
|
|
:param item: The service item to be processed
|
|
"""
|
|
if self.is_live and self.hide_mode() == HideMode.Theme:
|
|
self.media_controller.video(self.controller_type, item, HideMode.Blank)
|
|
self.on_blank_display(True)
|
|
else:
|
|
self.media_controller.video(self.controller_type, item, self.hide_mode())
|
|
if not self.is_live:
|
|
self.preview_display.show()
|
|
self.slide_preview.hide()
|
|
|
|
def on_media_close(self):
|
|
"""
|
|
Respond to a request to close the Video
|
|
"""
|
|
self.media_controller.media_reset(self)
|
|
self.preview_display.hide()
|
|
self.slide_preview.show()
|
|
|
|
def _reset_blank(self, no_theme):
|
|
"""
|
|
Used by command items which provide their own displays to reset the
|
|
screen hide attributes
|
|
|
|
:param no_theme: Does the new item support theme-blanking.
|
|
"""
|
|
hide_mode = self.hide_mode()
|
|
if hide_mode == HideMode.Blank:
|
|
self.on_blank_display(True)
|
|
elif hide_mode == HideMode.Theme:
|
|
# The new item-type doesn't support theme-blanking, so 'switch' to normal blanking.
|
|
if no_theme:
|
|
self.on_blank_display(True)
|
|
else:
|
|
self.on_theme_display(True)
|
|
elif hide_mode == HideMode.Screen:
|
|
self.on_hide_display(True)
|
|
else:
|
|
self.hide_plugin(False)
|
|
|
|
def hide_mode(self):
|
|
"""
|
|
Determine what the hide mode should be according to the blank button
|
|
"""
|
|
if not self.is_live:
|
|
return None
|
|
elif self.blank_screen.isChecked():
|
|
return HideMode.Blank
|
|
elif self.theme_screen.isChecked():
|
|
return HideMode.Theme
|
|
elif self.desktop_screen.isChecked():
|
|
return HideMode.Screen
|
|
else:
|
|
return None
|
|
|
|
def on_next_track_clicked(self):
|
|
"""
|
|
Go to the next track when next is clicked
|
|
"""
|
|
self.display.audio_player.next()
|
|
|
|
def on_audio_time_remaining(self, time):
|
|
"""
|
|
Update how much time is remaining
|
|
|
|
:param time: the time remaining
|
|
"""
|
|
seconds = self.display.audio_player.media_object.remainingTime() // 1000
|
|
minutes = seconds // 60
|
|
seconds %= 60
|
|
self.audio_time_label.setText(' %02d:%02d ' % (minutes, seconds))
|
|
|
|
def on_track_triggered(self, field=None):
|
|
"""
|
|
Start playing a track
|
|
"""
|
|
action = self.sender()
|
|
self.display.audio_player.go_to(action.data())
|
|
|
|
|
|
class PreviewController(RegistryMixin, OpenLPMixin, SlideController):
|
|
"""
|
|
Set up the Preview Controller.
|
|
"""
|
|
slidecontroller_preview_set = QtCore.pyqtSignal(list)
|
|
slidecontroller_preview_next = QtCore.pyqtSignal()
|
|
slidecontroller_preview_previous = QtCore.pyqtSignal()
|
|
|
|
def __init__(self, parent):
|
|
"""
|
|
Set up the base Controller as a preview.
|
|
"""
|
|
super(PreviewController, self).__init__(parent)
|
|
self.split = 0
|
|
self.type_prefix = 'preview'
|
|
self.category = 'Preview Toolbar'
|
|
|
|
def bootstrap_post_set_up(self):
|
|
"""
|
|
process the bootstrap post setup request
|
|
"""
|
|
self.post_set_up()
|
|
|
|
|
|
class LiveController(RegistryMixin, OpenLPMixin, SlideController):
|
|
"""
|
|
Set up the Live Controller.
|
|
"""
|
|
slidecontroller_live_set = QtCore.pyqtSignal(list)
|
|
slidecontroller_live_next = QtCore.pyqtSignal()
|
|
slidecontroller_live_previous = QtCore.pyqtSignal()
|
|
slidecontroller_toggle_display = QtCore.pyqtSignal(str)
|
|
|
|
def __init__(self, parent):
|
|
"""
|
|
Set up the base Controller as a live.
|
|
"""
|
|
super(LiveController, self).__init__(parent)
|
|
self.is_live = True
|
|
self.split = 1
|
|
self.type_prefix = 'live'
|
|
self.keypress_queue = deque()
|
|
self.category = UiStrings().LiveToolbar
|
|
ActionList.get_instance().add_category(str(self.category), CategoryOrder.standard_toolbar)
|
|
|
|
def bootstrap_post_set_up(self):
|
|
"""
|
|
process the bootstrap post setup request
|
|
"""
|
|
self.post_set_up()
|