forked from openlp/openlp
203 lines
9.5 KiB
Python
203 lines
9.5 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) 2008-2017 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:`formattingtagform` provides an Tag Edit facility. The Base set are protected and included each time loaded.
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Custom tags can be defined and saved. The Custom Tag arrays are saved in a json string so QSettings works on them.
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Base Tags cannot be changed.
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"""
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from PyQt5 import QtCore, QtWidgets
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from openlp.core.common import translate
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from openlp.core.lib import FormattingTags
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from openlp.core.ui.formattingtagdialog import Ui_FormattingTagDialog
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from openlp.core.ui.formattingtagcontroller import FormattingTagController
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class EditColumn(object):
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"""
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Hides the magic numbers for the table columns
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"""
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Description = 0
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Tag = 1
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StartHtml = 2
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EndHtml = 3
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class FormattingTagForm(QtWidgets.QDialog, Ui_FormattingTagDialog, FormattingTagController):
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"""
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The :class:`FormattingTagForm` manages the settings tab .
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"""
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def __init__(self, parent):
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"""
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Constructor
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"""
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super(FormattingTagForm, self).__init__(parent, QtCore.Qt.WindowSystemMenuHint | QtCore.Qt.WindowTitleHint)
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self.setupUi(self)
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self._setup()
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def _setup(self):
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"""
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Set up the class. This method is mocked out by the tests.
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"""
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self.services = FormattingTagController()
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self.tag_table_widget.itemSelectionChanged.connect(self.on_row_selected)
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self.new_button.clicked.connect(self.on_new_clicked)
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self.delete_button.clicked.connect(self.on_delete_clicked)
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self.tag_table_widget.currentCellChanged.connect(self.on_current_cell_changed)
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self.button_box.rejected.connect(self.close)
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# Forces reloading of tags from openlp configuration.
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FormattingTags.load_tags()
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self.is_deleting = False
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self.reloading = False
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def exec(self):
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"""
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Load Display and set field state.
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"""
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# Create initial copy from master
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self._reloadTable()
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return QtWidgets.QDialog.exec(self)
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def on_row_selected(self):
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"""
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Table Row selected so display items and set field state.
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"""
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self.delete_button.setEnabled(True)
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def on_new_clicked(self):
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"""
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Add a new tag to edit list and select it for editing.
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"""
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new_row = self.tag_table_widget.rowCount()
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self.tag_table_widget.insertRow(new_row)
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self.tag_table_widget.setItem(new_row, 0, QtWidgets.QTableWidgetItem(translate('OpenLP.FormattingTagForm',
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'New Tag %d' % new_row)))
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self.tag_table_widget.setItem(new_row, 1, QtWidgets.QTableWidgetItem('n%d' % new_row))
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self.tag_table_widget.setItem(new_row, 2,
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QtWidgets.QTableWidgetItem(translate('OpenLP.FormattingTagForm', '<HTML here>')))
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self.tag_table_widget.setItem(new_row, 3, QtWidgets.QTableWidgetItem(''))
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self.tag_table_widget.resizeRowsToContents()
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self.tag_table_widget.scrollToBottom()
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self.tag_table_widget.selectRow(new_row)
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def on_delete_clicked(self):
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"""
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Delete selected custom row.
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"""
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selected = self.tag_table_widget.currentRow()
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if selected != -1:
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self.is_deleting = True
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self.tag_table_widget.removeRow(selected)
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def accept(self):
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"""
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Update Custom Tag details if not duplicate and save the data.
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"""
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count = 0
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self.services.pre_save()
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while count < self.tag_table_widget.rowCount():
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error = self.services.validate_for_save(self.tag_table_widget.item(count, 0).text(),
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self.tag_table_widget.item(count, 1).text(),
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self.tag_table_widget.item(count, 2).text(),
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self.tag_table_widget.item(count, 3).text())
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if error:
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QtWidgets.QMessageBox.warning(self, translate('OpenLP.FormattingTagForm', 'Validation Error'), error,
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QtWidgets.QMessageBox.Ok)
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self.tag_table_widget.selectRow(count)
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return
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count += 1
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self.services.save_tags()
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QtWidgets.QDialog.accept(self)
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def _reloadTable(self):
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"""
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Reset List for loading.
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"""
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self.reloading = True
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self.tag_table_widget_read.clearContents()
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self.tag_table_widget_read.setRowCount(0)
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self.tag_table_widget.clearContents()
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self.tag_table_widget.setRowCount(0)
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self.new_button.setEnabled(True)
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self.delete_button.setEnabled(False)
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for line_number, html in enumerate(FormattingTags.get_html_tags()):
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if html['protected']:
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line = self.tag_table_widget_read.rowCount()
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self.tag_table_widget_read.setRowCount(line + 1)
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self.tag_table_widget_read.setItem(line, 0, QtWidgets.QTableWidgetItem(html['desc']))
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self.tag_table_widget_read.setItem(line, 1, QtWidgets.QTableWidgetItem(self._strip(html['start tag'])))
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self.tag_table_widget_read.setItem(line, 2, QtWidgets.QTableWidgetItem(html['start html']))
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self.tag_table_widget_read.setItem(line, 3, QtWidgets.QTableWidgetItem(html['end html']))
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self.tag_table_widget_read.resizeRowsToContents()
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else:
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line = self.tag_table_widget.rowCount()
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self.tag_table_widget.setRowCount(line + 1)
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self.tag_table_widget.setItem(line, 0, QtWidgets.QTableWidgetItem(html['desc']))
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self.tag_table_widget.setItem(line, 1, QtWidgets.QTableWidgetItem(self._strip(html['start tag'])))
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self.tag_table_widget.setItem(line, 2, QtWidgets.QTableWidgetItem(html['start html']))
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self.tag_table_widget.setItem(line, 3, QtWidgets.QTableWidgetItem(html['end html']))
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self.tag_table_widget.resizeRowsToContents()
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# Permanent (persistent) tags do not have this key
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html['temporary'] = False
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self.reloading = False
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def on_current_cell_changed(self, cur_row, cur_col, pre_row, pre_col):
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"""
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This function processes all user edits in the table. It is called on each cell change.
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"""
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if self.is_deleting:
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self.is_deleting = False
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return
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if self.reloading:
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return
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# only process for editable rows
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if self.tag_table_widget.item(pre_row, 0):
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item = self.tag_table_widget.item(pre_row, pre_col)
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text = item.text()
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errors = None
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if pre_col is EditColumn.Description:
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if not text:
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errors = translate('OpenLP.FormattingTagForm', 'Description is missing')
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elif pre_col is EditColumn.Tag:
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if not text:
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errors = translate('OpenLP.FormattingTagForm', 'Tag is missing')
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elif pre_col is EditColumn.StartHtml:
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# HTML edited
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item = self.tag_table_widget.item(pre_row, 3)
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end_html = item.text()
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errors, tag = self.services.start_tag_changed(text, end_html)
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if tag:
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self.tag_table_widget.setItem(pre_row, 3, QtWidgets.QTableWidgetItem(tag))
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self.tag_table_widget.resizeRowsToContents()
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elif pre_col is EditColumn.EndHtml:
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# HTML edited
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item = self.tag_table_widget.item(pre_row, 2)
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start_html = item.text()
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errors, tag = self.services.end_tag_changed(start_html, text)
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if tag:
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self.tag_table_widget.setItem(pre_row, 3, QtWidgets.QTableWidgetItem(tag))
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if errors:
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QtWidgets.QMessageBox.warning(self, translate('OpenLP.FormattingTagForm', 'Validation Error'), errors,
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QtWidgets.QMessageBox.Ok)
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self.tag_table_widget.resizeRowsToContents()
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