forked from openlp/openlp
Head
This commit is contained in:
parent
8bf0b34d22
commit
d69f077f53
@ -24,298 +24,8 @@
|
|||||||
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
|
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
|
||||||
###############################################################################
|
###############################################################################
|
||||||
"""
|
"""
|
||||||
The :mod:`lib` module contains most of the components and libraries that make
|
The :mod:`core` module provides all core application functions
|
||||||
OpenLP work.
|
|
||||||
|
All the core functions of the OpenLP application including the GUI, settings,
|
||||||
|
logging and a plugin framework are contained within the openlp.core module.
|
||||||
"""
|
"""
|
||||||
import logging
|
|
||||||
import os.path
|
|
||||||
import types
|
|
||||||
|
|
||||||
from PyQt4 import QtCore, QtGui
|
|
||||||
|
|
||||||
log = logging.getLogger(__name__)
|
|
||||||
|
|
||||||
# TODO make external and configurable in alpha 4 via a settings dialog
|
|
||||||
html_expands = []
|
|
||||||
|
|
||||||
html_expands.append({u'desc':u'Red', u'start tag':u'{r}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:red">',
|
|
||||||
u'end tag':u'{/r}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Black', u'start tag':u'{b}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:black">',
|
|
||||||
u'end tag':u'{/b}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Blue', u'start tag':u'{bl}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:blue">',
|
|
||||||
u'end tag':u'{/bl}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Yellow', u'start tag':u'{y}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:yellow">',
|
|
||||||
u'end tag':u'{/y}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Green', u'start tag':u'{g}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:green">',
|
|
||||||
u'end tag':u'{/g}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Pink', u'start tag':u'{pk}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:#CC33CC">',
|
|
||||||
u'end tag':u'{/pk}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Orange', u'start tag':u'{o}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:#CC0033">',
|
|
||||||
u'end tag':u'{/o}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Purple', u'start tag':u'{pp}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:#9900FF">',
|
|
||||||
u'end tag':u'{/pp}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'White', u'start tag':u'{w}',
|
|
||||||
u'start html':u'<span style="-webkit-text-fill-color:white">',
|
|
||||||
u'end tag':u'{/w}', u'end html':u'</span>', u'protected':False})
|
|
||||||
html_expands.append({u'desc':u'Superscript', u'start tag':u'{su}',
|
|
||||||
u'start html':u'<sup>', u'end tag':u'{/su}', u'end html':u'</sup>',
|
|
||||||
u'protected':True})
|
|
||||||
html_expands.append({u'desc':u'Subscript', u'start tag':u'{sb}',
|
|
||||||
u'start html':u'<sub>', u'end tag':u'{/sb}', u'end html':u'</sub>',
|
|
||||||
u'protected':True})
|
|
||||||
html_expands.append({u'desc':u'Paragraph', u'start tag':u'{p}',
|
|
||||||
u'start html':u'<p>', u'end tag':u'{/p}', u'end html':u'</p>',
|
|
||||||
u'protected':True})
|
|
||||||
html_expands.append({u'desc':u'Bold', u'start tag':u'{st}',
|
|
||||||
u'start html':u'<strong>', u'end tag':u'{/st}', u'end html':u'</strong>',
|
|
||||||
u'protected':True})
|
|
||||||
html_expands.append({u'desc':u'Italics', u'start tag':u'{it}',
|
|
||||||
u'start html':u'<em>', u'end tag':u'{/it}', u'end html':u'</em>',
|
|
||||||
u'protected':True})
|
|
||||||
|
|
||||||
def translate(context, text, comment=None):
|
|
||||||
"""
|
|
||||||
A special shortcut method to wrap around the Qt4 translation functions.
|
|
||||||
This abstracts the translation procedure so that we can change it if at a
|
|
||||||
later date if necessary, without having to redo the whole of OpenLP.
|
|
||||||
|
|
||||||
``context``
|
|
||||||
The translation context, used to give each string a context or a
|
|
||||||
namespace.
|
|
||||||
|
|
||||||
``text``
|
|
||||||
The text to put into the translation tables for translation.
|
|
||||||
|
|
||||||
``comment``
|
|
||||||
An identifying string for when the same text is used in different roles
|
|
||||||
within the same context.
|
|
||||||
"""
|
|
||||||
return QtCore.QCoreApplication.translate(context, text, comment)
|
|
||||||
|
|
||||||
def get_text_file_string(text_file):
|
|
||||||
"""
|
|
||||||
Open a file and return its content as unicode string. If the supplied file
|
|
||||||
name is not a file then the function returns False. If there is an error
|
|
||||||
loading the file or the content can't be decoded then the function will
|
|
||||||
return None.
|
|
||||||
|
|
||||||
``textfile``
|
|
||||||
The name of the file.
|
|
||||||
"""
|
|
||||||
if not os.path.isfile(text_file):
|
|
||||||
return False
|
|
||||||
file_handle = None
|
|
||||||
content_string = None
|
|
||||||
try:
|
|
||||||
file_handle = open(text_file, u'r')
|
|
||||||
content = file_handle.read()
|
|
||||||
content_string = content.decode(u'utf-8')
|
|
||||||
except (IOError, UnicodeError):
|
|
||||||
log.exception(u'Failed to open text file %s' % text_file)
|
|
||||||
finally:
|
|
||||||
if file_handle:
|
|
||||||
file_handle.close()
|
|
||||||
return content_string
|
|
||||||
|
|
||||||
def str_to_bool(stringvalue):
|
|
||||||
"""
|
|
||||||
Convert a string version of a boolean into a real boolean.
|
|
||||||
|
|
||||||
``stringvalue``
|
|
||||||
The string value to examine and convert to a boolean type.
|
|
||||||
"""
|
|
||||||
if isinstance(stringvalue, bool):
|
|
||||||
return stringvalue
|
|
||||||
return unicode(stringvalue).strip().lower() in (u'true', u'yes', u'y')
|
|
||||||
|
|
||||||
def build_icon(icon):
|
|
||||||
"""
|
|
||||||
Build a QIcon instance from an existing QIcon, a resource location, or a
|
|
||||||
physical file location. If the icon is a QIcon instance, that icon is
|
|
||||||
simply returned. If not, it builds a QIcon instance from the resource or
|
|
||||||
file name.
|
|
||||||
|
|
||||||
``icon``
|
|
||||||
The icon to build. This can be a QIcon, a resource string in the form
|
|
||||||
``:/resource/file.png``, or a file location like ``/path/to/file.png``.
|
|
||||||
"""
|
|
||||||
button_icon = QtGui.QIcon()
|
|
||||||
if isinstance(icon, QtGui.QIcon):
|
|
||||||
button_icon = icon
|
|
||||||
elif isinstance(icon, basestring):
|
|
||||||
if icon.startswith(u':/'):
|
|
||||||
button_icon.addPixmap(QtGui.QPixmap(icon), QtGui.QIcon.Normal,
|
|
||||||
QtGui.QIcon.Off)
|
|
||||||
else:
|
|
||||||
button_icon.addPixmap(QtGui.QPixmap.fromImage(QtGui.QImage(icon)),
|
|
||||||
QtGui.QIcon.Normal, QtGui.QIcon.Off)
|
|
||||||
elif isinstance(icon, QtGui.QImage):
|
|
||||||
button_icon.addPixmap(QtGui.QPixmap.fromImage(icon),
|
|
||||||
QtGui.QIcon.Normal, QtGui.QIcon.Off)
|
|
||||||
return button_icon
|
|
||||||
|
|
||||||
def context_menu_action(base, icon, text, slot):
|
|
||||||
"""
|
|
||||||
Utility method to help build context menus for plugins
|
|
||||||
|
|
||||||
``base``
|
|
||||||
The parent menu to add this menu item to
|
|
||||||
|
|
||||||
``icon``
|
|
||||||
An icon for this action
|
|
||||||
|
|
||||||
``text``
|
|
||||||
The text to display for this action
|
|
||||||
|
|
||||||
``slot``
|
|
||||||
The code to run when this action is triggered
|
|
||||||
"""
|
|
||||||
action = QtGui.QAction(text, base)
|
|
||||||
if icon:
|
|
||||||
action.setIcon(build_icon(icon))
|
|
||||||
QtCore.QObject.connect(action, QtCore.SIGNAL(u'triggered()'), slot)
|
|
||||||
return action
|
|
||||||
|
|
||||||
def context_menu(base, icon, text):
|
|
||||||
"""
|
|
||||||
Utility method to help build context menus for plugins
|
|
||||||
|
|
||||||
``base``
|
|
||||||
The parent object to add this menu to
|
|
||||||
|
|
||||||
``icon``
|
|
||||||
An icon for this menu
|
|
||||||
|
|
||||||
``text``
|
|
||||||
The text to display for this menu
|
|
||||||
"""
|
|
||||||
action = QtGui.QMenu(text, base)
|
|
||||||
action.setIcon(build_icon(icon))
|
|
||||||
return action
|
|
||||||
|
|
||||||
def context_menu_separator(base):
|
|
||||||
"""
|
|
||||||
Add a separator to a context menu
|
|
||||||
|
|
||||||
``base``
|
|
||||||
The menu object to add the separator to
|
|
||||||
"""
|
|
||||||
action = QtGui.QAction(u'', base)
|
|
||||||
action.setSeparator(True)
|
|
||||||
return action
|
|
||||||
|
|
||||||
def image_to_byte(image):
|
|
||||||
"""
|
|
||||||
Resize an image to fit on the current screen for the web and returns
|
|
||||||
it as a byte stream.
|
|
||||||
|
|
||||||
``image``
|
|
||||||
The image to converted.
|
|
||||||
"""
|
|
||||||
byte_array = QtCore.QByteArray()
|
|
||||||
# use buffer to store pixmap into byteArray
|
|
||||||
buffie = QtCore.QBuffer(byte_array)
|
|
||||||
buffie.open(QtCore.QIODevice.WriteOnly)
|
|
||||||
if isinstance(image, QtGui.QImage):
|
|
||||||
pixmap = QtGui.QPixmap.fromImage(image)
|
|
||||||
else:
|
|
||||||
pixmap = QtGui.QPixmap(image)
|
|
||||||
pixmap.save(buffie, "PNG")
|
|
||||||
# convert to base64 encoding so does not get missed!
|
|
||||||
return byte_array.toBase64()
|
|
||||||
|
|
||||||
def resize_image(image, width, height, background=QtCore.Qt.black):
|
|
||||||
"""
|
|
||||||
Resize an image to fit on the current screen.
|
|
||||||
|
|
||||||
``image``
|
|
||||||
The image to resize.
|
|
||||||
|
|
||||||
``width``
|
|
||||||
The new image width.
|
|
||||||
|
|
||||||
``height``
|
|
||||||
The new image height.
|
|
||||||
|
|
||||||
``background``
|
|
||||||
The background colour defaults to black.
|
|
||||||
|
|
||||||
"""
|
|
||||||
preview = QtGui.QImage(image)
|
|
||||||
if not preview.isNull():
|
|
||||||
# Only resize if different size
|
|
||||||
if preview.width() == width and preview.height == height:
|
|
||||||
return preview
|
|
||||||
preview = preview.scaled(width, height, QtCore.Qt.KeepAspectRatio,
|
|
||||||
QtCore.Qt.SmoothTransformation)
|
|
||||||
realw = preview.width()
|
|
||||||
realh = preview.height()
|
|
||||||
# and move it to the centre of the preview space
|
|
||||||
new_image = QtGui.QImage(width, height,
|
|
||||||
QtGui.QImage.Format_ARGB32_Premultiplied)
|
|
||||||
new_image.fill(background)
|
|
||||||
painter = QtGui.QPainter(new_image)
|
|
||||||
painter.drawImage((width - realw) / 2, (height - realh) / 2, preview)
|
|
||||||
return new_image
|
|
||||||
|
|
||||||
def check_item_selected(list_widget, message):
|
|
||||||
"""
|
|
||||||
Check if a list item is selected so an action may be performed on it
|
|
||||||
|
|
||||||
``list_widget``
|
|
||||||
The list to check for selected items
|
|
||||||
|
|
||||||
``message``
|
|
||||||
The message to give the user if no item is selected
|
|
||||||
"""
|
|
||||||
if not list_widget.selectedIndexes():
|
|
||||||
QtGui.QMessageBox.information(list_widget.parent(),
|
|
||||||
translate('OpenLP.MediaManagerItem', 'No Items Selected'), message)
|
|
||||||
return False
|
|
||||||
return True
|
|
||||||
|
|
||||||
def clean_tags(text):
|
|
||||||
"""
|
|
||||||
Remove Tags from text for display
|
|
||||||
"""
|
|
||||||
text = text.replace(u'<br>', u'\n')
|
|
||||||
for tag in html_expands:
|
|
||||||
text = text.replace(tag[u'start tag'], u'')
|
|
||||||
text = text.replace(tag[u'end tag'], u'')
|
|
||||||
return text
|
|
||||||
|
|
||||||
def expand_tags(text):
|
|
||||||
"""
|
|
||||||
Expand tags HTML for display
|
|
||||||
"""
|
|
||||||
for tag in html_expands:
|
|
||||||
text = text.replace(tag[u'start tag'], tag[u'start html'])
|
|
||||||
text = text.replace(tag[u'end tag'], tag[u'end html'])
|
|
||||||
return text
|
|
||||||
|
|
||||||
from spelltextedit import SpellTextEdit
|
|
||||||
from eventreceiver import Receiver
|
|
||||||
from settingsmanager import SettingsManager
|
|
||||||
from plugin import PluginStatus, Plugin
|
|
||||||
from pluginmanager import PluginManager
|
|
||||||
from settingstab import SettingsTab
|
|
||||||
from serviceitem import ServiceItem
|
|
||||||
from serviceitem import ServiceItemType
|
|
||||||
from serviceitem import ItemCapabilities
|
|
||||||
from htmlbuilder import build_html, build_lyrics_format_css, \
|
|
||||||
build_lyrics_outline_css
|
|
||||||
from toolbar import OpenLPToolbar
|
|
||||||
from dockwidget import OpenLPDockWidget
|
|
||||||
from theme import ThemeLevel, ThemeXML
|
|
||||||
from renderer import Renderer
|
|
||||||
from rendermanager import RenderManager
|
|
||||||
from mediamanageritem import MediaManagerItem
|
|
||||||
from baselistwithdnd import BaseListWithDnD
|
|
||||||
|
@ -304,7 +304,7 @@ def expand_tags(text):
|
|||||||
from spelltextedit import SpellTextEdit
|
from spelltextedit import SpellTextEdit
|
||||||
from eventreceiver import Receiver
|
from eventreceiver import Receiver
|
||||||
from settingsmanager import SettingsManager
|
from settingsmanager import SettingsManager
|
||||||
from plugin import PluginStatus, StringContent, Plugin
|
from plugin import PluginStatus, Plugin
|
||||||
from pluginmanager import PluginManager
|
from pluginmanager import PluginManager
|
||||||
from settingstab import SettingsTab
|
from settingstab import SettingsTab
|
||||||
from serviceitem import ServiceItem
|
from serviceitem import ServiceItem
|
||||||
|
Loading…
Reference in New Issue
Block a user