forked from openlp/openlp
Create Screen objects (rather than dictionaries) and capture more details about the screens
This commit is contained in:
parent
af5fd0e58b
commit
d4daa05686
@ -62,6 +62,30 @@ def media_players_conv(string):
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return string
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def upgrade_monitor(number, x_position, y_position, height, width, can_override, can_display_on_monitor):
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"""
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Upgrade them monitor setting from a few single entries to a composite JSON entry
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:param int number: The old monitor number
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:param int x_position: The X position
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:param int y_position: The Y position
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:param bool can_override: Are the screen positions overridden
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:param bool can_display_on_monitor: Can OpenLP display on the monitor
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:returns dict: Dictionary with the new value
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"""
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return {
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number: {
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'displayGeometry': {
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'x': x_position,
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'y': y_position,
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'height': height,
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'width': width
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}
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},
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'canDisplayOnMonitor': can_display_on_monitor
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}
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class Settings(QtCore.QSettings):
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"""
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Class to wrap QSettings.
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@ -255,7 +279,9 @@ class Settings(QtCore.QSettings):
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('core/logo file', 'core/logo file', [(str_to_path, None)]),
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('presentations/last directory', 'presentations/last directory', [(str_to_path, None)]),
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('images/last directory', 'images/last directory', [(str_to_path, None)]),
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('media/last directory', 'media/last directory', [(str_to_path, None)])
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('media/last directory', 'media/last directory', [(str_to_path, None)]),
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(['core/monitor', 'core/x position', 'core/y position', 'core/height', 'core/width', 'core/override',
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'core/display on monitor'], 'core/monitors', [(upgrade_monitor, [1, 0, 0, None, None, False, False])])
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]
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@staticmethod
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@ -539,7 +565,7 @@ class Settings(QtCore.QSettings):
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elif isinstance(default_value, list):
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return []
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elif isinstance(setting, str):
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if '__Path__' in setting:
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if '__Path__' in setting or setting.startswith('{'):
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return json.loads(setting, cls=OpenLPJsonDecoder)
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# Convert the setting to the correct type.
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if isinstance(default_value, bool):
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@ -23,8 +23,8 @@
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The :mod:`screen` module provides management functionality for a machines'
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displays.
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"""
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import json
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import logging
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import copy
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from PyQt5 import QtCore
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@ -35,6 +35,37 @@ from openlp.core.common.i18n import translate
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log = logging.getLogger(__name__)
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class Screen(object):
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"""
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A Python representation of a screen
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"""
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def __init__(self, number=None, geometry=None, is_primary=False, is_display=False):
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"""
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Set up the screen object
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:param int number: The Qt number of this screen
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:param QRect geometry: The geometry of this screen as a QRect object
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:param bool is_primary: Whether or not this screen is the primary screen
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:param bool is_display: Whether or not this screen should be used to display lyrics
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"""
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self.number = number
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self.geometry = geometry
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self.display_geometry = geometry
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self.is_primary = is_primary
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self.is_display = is_display
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def __str__(self):
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"""
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Return a string for displaying this screen
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:return str: A nicely formatted string
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"""
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name = '{screen} {number:d}'.format(screen=translate('OpenLP.ScreenList', 'Screen'), number=self.number + 1)
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if self.is_primary:
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name = '{name} ({primary})'.format(name=name, primary=translate('OpenLP.ScreenList', 'primary'))
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return name
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class ScreenList(object):
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"""
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Wrapper to handle the parameters of the display screen.
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@ -52,6 +83,13 @@ class ScreenList(object):
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cls.__instance__ = object.__new__(cls)
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return cls.__instance__
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def __iter__(self):
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"""
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Convert this object into an iterable, so that we can iterate over it instead of the inner list
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"""
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for screen in self.screens:
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yield screen
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@classmethod
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def create(cls, desktop):
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"""
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@ -61,18 +99,15 @@ class ScreenList(object):
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"""
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screen_list = cls()
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screen_list.desktop = desktop
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screen_list.preview = None
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screen_list.current = None
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screen_list.override = None
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screen_list.screen_list = []
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screen_list.display_count = 0
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screen_list.screens = []
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screen_list.screen_count_changed()
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screen_list.load_screen_settings()
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desktop.resized.connect(screen_list.screen_resolution_changed)
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desktop.screenCountChanged.connect(screen_list.screen_count_changed)
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screen_list.desktop.resized.connect(screen_list.on_screen_resolution_changed)
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screen_list.desktop.screenCountChanged.connect(screen_list.on_screen_count_changed)
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screen_list.desktop.primaryScreenChanged.connect(screen_list.on_primary_screen_changed)
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return screen_list
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def screen_resolution_changed(self, number):
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def on_screen_resolution_changed(self, number):
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"""
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Called when the resolution of a screen has changed.
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@ -80,24 +115,14 @@ class ScreenList(object):
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The number of the screen, which size has changed.
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"""
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log.info('screen_resolution_changed {number:d}'.format(number=number))
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for screen in self.screen_list:
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if number == screen['number']:
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new_screen = {
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'number': number,
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'size': self.desktop.screenGeometry(number),
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'primary': self.desktop.primaryScreen() == number
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}
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self.remove_screen(number)
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self.add_screen(new_screen)
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# The screen's default size is used, that is why we have to
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# update the override screen.
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if screen == self.override:
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self.override = copy.deepcopy(new_screen)
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self.set_override_display()
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for screen in self.screens:
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if number == screen.number:
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screen.geometry = self.desktop.screenGeometry(number)
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screen.is_primary = self.desktop.primaryScreen() == number
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Registry().execute('config_screen_changed')
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break
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def screen_count_changed(self, changed_screen=-1):
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def on_screen_count_changed(self, changed_screen=None):
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"""
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Called when a screen has been added or removed.
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@ -105,130 +130,66 @@ class ScreenList(object):
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The screen's number which has been (un)plugged.
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"""
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# Do not log at start up.
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if changed_screen != -1:
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log.info('screen_count_changed {count:d}'.format(count=self.desktop.screenCount()))
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screen_count = self.desktop.screenCount()
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if changed_screen is not None:
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log.info('screen_count_changed {count:d}'.format(count=screen_count))
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# Remove unplugged screens.
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for screen in copy.deepcopy(self.screen_list):
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if screen['number'] == self.desktop.screenCount():
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self.remove_screen(screen['number'])
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del self.screens[screen_count - 1:]
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# Add new screens.
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for number in range(self.desktop.screenCount()):
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if not self.screen_exists(number):
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self.add_screen({
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'number': number,
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'size': self.desktop.screenGeometry(number),
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'primary': (self.desktop.primaryScreen() == number)
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})
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if not self.has_screen(number):
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self.screens.append(Screen(number, self.desktop.getGeometry(number),
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self.desktop.primaryScreen() == number))
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# We do not want to send this message at start up.
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if changed_screen != -1:
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if changed_screen is not None:
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# Reload setting tabs to apply possible changes.
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Registry().execute('config_screen_changed')
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def get_screen_list(self):
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def on_primary_screen_changed(self):
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"""
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Returns a list with the screens. This should only be used to display
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available screens to the user::
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The primary screen has changed, let's sort it out and then notify everyone
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"""
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for screen in self.screens:
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screen.is_primary = self.desktop.primaryScreen() == screen.number
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Registry().execute('config_screen_changed')
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def get_display_screen_list(self):
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"""
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Returns a list with the screens. This should only be used to display available screens to the user::
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['Screen 1 (primary)', 'Screen 2']
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"""
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screen_list = []
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for screen in self.screen_list:
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for screen in self.screens:
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screen_name = '{name} {number:d}'.format(name=translate('OpenLP.ScreenList', 'Screen'),
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number=screen['number'] + 1)
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if screen['primary']:
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number=screen.number + 1)
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if screen.is_primary:
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screen_name = '{name} ({primary})'.format(name=screen_name,
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primary=translate('OpenLP.ScreenList', 'primary'))
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screen_list.append(screen_name)
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return screen_list
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def add_screen(self, screen):
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"""
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Add a screen to the list of known screens.
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:param screen: A dict with the screen properties:
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::
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{
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'primary': True,
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'number': 0,
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'size': PyQt5.QtCore.QRect(0, 0, 1024, 768)
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}
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"""
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log.info('Screen {number:d} found with resolution {size}'.format(number=screen['number'], size=screen['size']))
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if screen['primary']:
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self.current = screen
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self.override = copy.deepcopy(self.current)
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self.screen_list.append(screen)
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self.display_count += 1
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def remove_screen(self, number):
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"""
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Remove a screen from the list of known screens.
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:param number: The screen number (int).
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"""
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log.info('remove_screen {number:d}'.format(number=number))
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for screen in self.screen_list:
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if screen['number'] == number:
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self.screen_list.remove(screen)
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self.display_count -= 1
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break
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def screen_exists(self, number):
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def has_screen(self, number):
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"""
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Confirms a screen is known.
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:param number: The screen number (int).
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"""
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for screen in self.screen_list:
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if screen['number'] == number:
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for screen in self.screens:
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if screen.number == number:
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return True
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return False
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def set_current_display(self, number):
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"""
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Set up the current screen dimensions.
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:param number: The screen number (int).
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"""
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log.debug('set_current_display {number}'.format(number=number))
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if number + 1 > self.display_count:
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self.current = self.screen_list[0]
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else:
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self.current = self.screen_list[number]
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self.preview = copy.deepcopy(self.current)
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self.override = copy.deepcopy(self.current)
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if self.display_count == 1:
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self.preview = self.screen_list[0]
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def set_override_display(self):
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"""
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Replace the current size with the override values, as the user wants to have their own screen attributes.
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"""
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log.debug('set_override_display')
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self.current = copy.deepcopy(self.override)
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self.preview = copy.deepcopy(self.current)
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def reset_current_display(self):
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"""
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Replace the current values with the correct values, as the user wants to use the correct screen attributes.
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"""
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log.debug('reset_current_display')
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self.set_current_display(self.current['number'])
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def which_screen(self, window):
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def get_number_for_window(self, window):
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"""
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Return the screen number that the centre of the passed window is in.
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:param window: A QWidget we are finding the location of.
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"""
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x = window.x() + (window.width() // 2)
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y = window.y() + (window.height() // 2)
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for screen in self.screen_list:
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size = screen['size']
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if x >= size.x() and x <= (size.x() + size.width()) and y >= size.y() and y <= (size.y() + size.height()):
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return screen['number']
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for screen in self.screens:
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if screen.geometry == window.geometry() or screen.display_geometry == window.geometry():
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return screen
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return None
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def load_screen_settings(self):
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"""
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@ -237,27 +198,12 @@ class ScreenList(object):
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# Add the screen settings to the settings dict. This has to be done here due to cyclic dependency.
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# Do not do this anywhere else.
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screen_settings = {
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'core/x position': self.current['size'].x(),
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'core/y position': self.current['size'].y(),
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'core/monitor': self.display_count - 1,
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'core/height': self.current['size'].height(),
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'core/width': self.current['size'].width()
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'core/monitors': '{}'
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}
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Settings.extend_default_settings(screen_settings)
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settings = Settings()
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settings.beginGroup('core')
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monitor = settings.value('monitor')
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self.set_current_display(monitor)
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self.display = settings.value('display on monitor')
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override_display = settings.value('override position')
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x = settings.value('x position')
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y = settings.value('y position')
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width = settings.value('width')
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height = settings.value('height')
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self.override['size'] = QtCore.QRect(x, y, width, height)
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self.override['primary'] = False
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settings.endGroup()
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if override_display:
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self.set_override_display()
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else:
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self.reset_current_display()
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monitors = json.loads(Settings().value('core/monitors'))
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for screen in self.screens:
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monitor = monitors.get(screen.number)
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if monitor:
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screen.display_geometry = QtCore.QRect(monitor['x'], monitor['y'], monitor['width'], monitor['height'])
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screen.is_display = True
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@ -98,7 +98,7 @@ class DisplayWindow(QtWidgets.QWidget):
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"""
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This is a window to show the output
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"""
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def __init__(self, parent=None):
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def __init__(self, parent=None, screen=None):
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"""
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Create the display window
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"""
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@ -119,10 +119,23 @@ class DisplayWindow(QtWidgets.QWidget):
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self.channel = QtWebChannel.QWebChannel(self)
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self.channel.registerObject('mediaWatcher', self.media_watcher)
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self.webview.page().setWebChannel(self.channel)
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if screen and screen.is_display:
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self.update_from_screen(screen)
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def update_from_screen(self, screen):
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"""
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Update the number and the geometry from the screen.
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:param Screen screen: A `~openlp.core.display.screens.Screen` instance
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"""
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self.setGeometry(screen.display_geometry)
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self.screen_number = screen.number
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def set_url(self, url):
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"""
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Set the URL of the webview
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:param str url: The URL to set
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"""
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if not isinstance(url, QtCore.QUrl):
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url = QtCore.QUrl(url)
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@ -49,7 +49,7 @@ class GeneralTab(SettingsTab):
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"""
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self.logo_file = ':/graphics/openlp-splash-screen.png'
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self.logo_background_color = '#ffffff'
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self.screens = ScreenList()
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self.screen_list = ScreenList()
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self.icon_path = ':/icon/openlp-logo.svg'
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general_translated = translate('OpenLP.GeneralTab', 'General')
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super(GeneralTab, self).__init__(parent, 'Core', general_translated)
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@ -283,7 +283,7 @@ class GeneralTab(SettingsTab):
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settings = Settings()
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settings.beginGroup(self.settings_section)
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self.monitor_combo_box.clear()
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self.monitor_combo_box.addItems(self.screens.get_screen_list())
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self.monitor_combo_box.addItems([str(screen) for screen in self.screen_list])
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monitor_number = settings.value('monitor')
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self.monitor_combo_box.setCurrentIndex(monitor_number)
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self.number_edit.setText(settings.value('ccli number'))
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@ -137,10 +137,10 @@ class SlideController(QtWidgets.QWidget, LogMixin, RegistryProperties):
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if self.displays:
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# Delete any existing displays
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del self.displays[:]
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for screen in self.screens:
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display = DisplayWindow(self)
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display.resize(screen.current['size'])
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# display.media_watcher.progress.connect(self.on_audio_time_remaining)
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# for screen in self.screens:
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display = DisplayWindow(self, self.screens.current)
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self.displays.append(display)
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# display.media_watcher.progress.connect(self.on_audio_time_remaining)
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def initialise(self):
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"""
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@ -365,9 +365,9 @@ class SlideController(QtWidgets.QWidget, LogMixin, RegistryProperties):
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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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# Set up the preview display
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self.preview_display = DisplayWindow(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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# self.preview_display = DisplayWindow(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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