openlp/openlp/plugins/custom/forms/editcustomform.py
Andreas Preikschat c66009e2e4 r1267
2011-02-04 20:27:25 +01:00

271 lines
11 KiB
Python

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2011 Raoul Snyman #
# Portions copyright (c) 2008-2011 Tim Bentley, Jonathan Corwin, Michael #
# Gorven, Scott Guerrieri, Meinert Jordan, Andreas Preikschat, Christian #
# Richter, Philip Ridout, Maikel Stuivenberg, Martin Thompson, Jon Tibble, #
# Carsten Tinggaard, Frode Woldsund #
# --------------------------------------------------------------------------- #
# This program is free software; you can redistribute it and/or modify it #
# under the terms of the GNU General Public License as published by the Free #
# Software Foundation; version 2 of the License. #
# #
# This program is distributed in the hope that it will be useful, but WITHOUT #
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
# more details. #
# #
# You should have received a copy of the GNU General Public License along #
# with this program; if not, write to the Free Software Foundation, Inc., 59 #
# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
###############################################################################
import logging
from PyQt4 import QtCore, QtGui
from openlp.core.lib import Receiver, translate
from openlp.core.lib.ui import critical_error_message_box
from openlp.plugins.custom.lib import CustomXMLBuilder, CustomXMLParser
from openlp.plugins.custom.lib.db import CustomSlide
from editcustomdialog import Ui_CustomEditDialog
from editcustomslideform import EditCustomSlideForm
log = logging.getLogger(__name__)
class EditCustomForm(QtGui.QDialog, Ui_CustomEditDialog):
"""
Class documentation goes here.
"""
log.info(u'Custom Editor loaded')
def __init__(self, manager, parent=None):
"""
Constructor
"""
QtGui.QDialog.__init__(self, parent)
self.setupUi(self)
# Create other objects and forms.
self.manager = manager
self.editSlideForm = EditCustomSlideForm(self)
# Connecting signals and slots
QtCore.QObject.connect(self.previewButton,
QtCore.SIGNAL(u'pressed()'), self.onPreviewButtonPressed)
QtCore.QObject.connect(self.addButton,
QtCore.SIGNAL(u'pressed()'), self.onAddButtonPressed)
QtCore.QObject.connect(self.editButton,
QtCore.SIGNAL(u'pressed()'), self.onEditButtonPressed)
QtCore.QObject.connect(self.editAllButton,
QtCore.SIGNAL(u'pressed()'), self.onEditAllButtonPressed)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'theme_update_list'), self.loadThemes)
QtCore.QObject.connect(self.slideListView,
QtCore.SIGNAL(u'currentRowChanged(int)'), self.onCurrentRowChanged)
def loadThemes(self, themelist):
self.themeComboBox.clear()
self.themeComboBox.addItem(u'')
for themename in themelist:
self.themeComboBox.addItem(themename)
def loadCustom(self, id, preview=False):
"""
Called when editing or creating a new custom.
``id``
The cutom's id. If zero, then a new custom is created.
``preview``
States whether the custom is edited while being previewed in the
preview panel.
"""
self.slideListView.clear()
if id == 0:
self.customSlide = CustomSlide()
self.titleEdit.setText(u'')
self.creditEdit.setText(u'')
self.themeComboBox.setCurrentIndex(0)
else:
self.customSlide = self.manager.get_object(CustomSlide, id)
self.titleEdit.setText(self.customSlide.title)
self.creditEdit.setText(self.customSlide.credits)
customXML = CustomXMLParser(self.customSlide.text)
slideList = customXML.get_verses()
for slide in slideList:
self.slideListView.addItem(slide[1])
theme = self.customSlide.theme_name
id = self.themeComboBox.findText(theme, QtCore.Qt.MatchExactly)
# No theme match
if id == -1:
id = 0
self.themeComboBox.setCurrentIndex(id)
# If not preview hide the preview button.
self.previewButton.setVisible(False)
if preview:
self.previewButton.setVisible(True)
def reject(self):
Receiver.send_message(u'custom_edit_clear')
QtGui.QDialog.reject(self)
def accept(self):
log.debug(u'accept')
if self.saveCustom():
Receiver.send_message(u'custom_load_list')
QtGui.QDialog.accept(self)
def saveCustom(self):
"""
Saves the custom.
"""
if not self._validate():
return False
sxml = CustomXMLBuilder()
sxml.new_document()
sxml.add_lyrics_to_song()
count = 1
for i in range(0, self.slideListView.count()):
sxml.add_verse_to_lyrics(u'custom', unicode(count),
unicode(self.slideListView.item(i).text()))
count += 1
self.customSlide.title = unicode(self.titleEdit.text())
self.customSlide.text = unicode(sxml.extract_xml(), u'utf-8')
self.customSlide.credits = unicode(self.creditEdit.text())
self.customSlide.theme_name = unicode(self.themeComboBox.currentText())
return self.manager.save_object(self.customSlide)
def onUpButtonClicked(self):
selectedRow = self.slideListView.currentRow()
if selectedRow != 0:
qw = self.slideListView.takeItem(selectedRow)
self.slideListView.insertItem(selectedRow - 1, qw)
self.slideListView.setCurrentRow(selectedRow - 1)
def onDownButtonClicked(self):
selectedRow = self.slideListView.currentRow()
# zero base arrays
if selectedRow != self.slideListView.count() - 1:
qw = self.slideListView.takeItem(selectedRow)
self.slideListView.insertItem(selectedRow + 1, qw)
self.slideListView.setCurrentRow(selectedRow + 1)
def onAddButtonPressed(self):
self.editSlideForm.setText(u'')
if self.editSlideForm.exec_():
for slide in self.editSlideForm.getText():
self.slideListView.addItem(slide)
def onEditButtonPressed(self):
self.editSlideForm.setText(self.slideListView.currentItem().text())
if self.editSlideForm.exec_():
self.updateSlideList(self.editSlideForm.getText())
def onEditAllButtonPressed(self):
"""
Edits all slides.
"""
slide_list = u''
for row in range(0, self.slideListView.count()):
item = self.slideListView.item(row)
slide_list += item.text()
if row != self.slideListView.count() - 1:
slide_list += u'\n[---]\n'
self.editSlideForm.setText(slide_list)
if self.editSlideForm.exec_():
self.updateSlideList(self.editSlideForm.getText(), True)
def onPreviewButtonPressed(self):
"""
Save the custom item and preview it.
"""
log.debug(u'onPreview')
if self.saveCustom():
Receiver.send_message(u'custom_preview')
def updateSlideList(self, slides, edit_all=False):
"""
Updates the slide list after editing slides.
``slides``
A list of all slides which have been edited.
``edit_all``
Indicates if all slides or only one slide has been edited.
"""
if edit_all:
self.slideListView.clear()
for slide in slides:
self.slideListView.addItem(slide)
else:
old_slides = []
old_row = self.slideListView.currentRow()
# Create a list with all (old/unedited) slides.
old_slides = [self.slideListView.item(row).text() for row in \
range(0, self.slideListView.count())]
self.slideListView.clear()
old_slides.pop(old_row)
# Insert all slides to make the old_slides list complete.
for slide in slides:
old_slides.insert(old_row, slide)
for slide in old_slides:
self.slideListView.addItem(slide)
self.slideListView.repaint()
def onDeleteButtonClicked(self):
"""
Removes the current row from the list.
"""
self.slideListView.takeItem(self.slideListView.currentRow())
if self.slideListView.currentRow() == 0:
self.upButton.setEnabled(False)
if self.slideListView.currentRow() == self.slideListView.count():
self.downButton.setEnabled(False)
def onCurrentRowChanged(self, row):
"""
Called when the *slideListView*'s current row has been changed. This
enables or disables buttons which require an slide to act on.
``row``
The row (int). If there is no current row, the value is -1.
"""
if row == -1:
self.deleteButton.setEnabled(False)
self.editButton.setEnabled(False)
self.upButton.setEnabled(False)
self.downButton.setEnabled(False)
else:
self.deleteButton.setEnabled(True)
self.editButton.setEnabled(True)
# Decide if the up/down buttons should be enabled or not.
if self.slideListView.count() - 1 == row:
self.downButton.setEnabled(False)
else:
self.downButton.setEnabled(True)
if row == 0:
self.upButton.setEnabled(False)
else:
self.upButton.setEnabled(True)
def _validate(self):
"""
Checks whether a custom is valid or not.
"""
# We must have a title.
if len(self.titleEdit.displayText()) == 0:
self.titleEdit.setFocus()
critical_error_message_box(
message=translate('CustomPlugin.EditCustomForm',
'You need to type in a title.'))
return False
# We must have at least one slide.
if self.slideListView.count() == 0:
critical_error_message_box(
message=translate('CustomPlugin.EditCustomForm',
'You need to add at least one slide'))
return False
return True