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# -*- coding: utf-8 -*-
#
# This file is part of Linux Show Player
#
# Copyright 2012-2016 Francesco Ceruti <ceppofrancy@gmail.com>
#
# Linux Show Player 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, either version 3 of the License, or
# (at your option) any later version.
#
# Linux Show Player 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 Linux Show Player. If not, see <http://www.gnu.org/licenses/>.
from PyQt5.QtCore import Qt, QEvent
from PyQt5.QtWidgets import QStyledItemDelegate, QComboBox, QSpinBox, \
QLineEdit, QStyle, QDialog
from lisp.application import Application
from lisp.cues.cue import CueAction
from lisp.ui.qmodels import CueClassRole
from lisp.ui.ui_utils import translate
from lisp.ui.widgets import CueActionComboBox
class LabelDelegate(QStyledItemDelegate):
def _text(self, painter, option, index):
return ''
def paint(self, painter, option, index):
# Add 4px of left an right padding
option.rect.adjust(4, 0, 4, 0)
text = self._text(painter, option, index)
text = option.fontMetrics.elidedText(text, Qt.ElideRight,
option.rect.width())
painter.save()
if option.state & QStyle.State_Selected:
painter.setBrush(option.palette.highlight())
pen = painter.pen()
pen.setBrush(option.palette.highlightedText())
painter.setPen(pen)
painter.drawText(option.rect, option.displayAlignment, text)
painter.restore()
class ComboBoxDelegate(LabelDelegate):
def __init__(self, options=(), tr_context=None, **kwargs):
super().__init__(**kwargs)
self.options = options
self.tr_context = tr_context
def _text(self, painter, option, index):
return translate(self.tr_context, index.data())
def paint(self, painter, option, index):
option.displayAlignment = Qt.AlignHCenter | Qt.AlignVCenter
super().paint(painter, option, index)
def createEditor(self, parent, option, index):
editor = QComboBox(parent)
editor.setFrame(False)
for option in self.options:
editor.addItem(translate(self.tr_context, option), option)
return editor
def setEditorData(self, comboBox, index):
value = index.model().data(index, Qt.EditRole)
comboBox.setCurrentText(translate(self.tr_context, value))
def setModelData(self, comboBox, model, index):
model.setData(index, comboBox.currentData(), Qt.EditRole)
def updateEditorGeometry(self, editor, option, index):
editor.setGeometry(option.rect)
class SpinBoxDelegate(QStyledItemDelegate):
def __init__(self, minimum=-100, maximum=100, step=1, **kwargs):
super().__init__(**kwargs)
self.minimum = minimum
self.maximum = maximum
self.step = step
def createEditor(self, parent, option, index):
editor = QSpinBox(parent)
editor.setRange(self.minimum, self.maximum)
editor.setSingleStep(self.step)
return editor
def setEditorData(self, spinBox, index):
value = index.model().data(index, Qt.EditRole)
if isinstance(value, int):
spinBox.setValue(value)
def setModelData(self, spinBox, model, index):
spinBox.interpretText()
model.setData(index, spinBox.value(), Qt.EditRole)
def updateEditorGeometry(self, editor, option, index):
editor.setGeometry(option.rect)
class LineEditDelegate(QStyledItemDelegate):
def __init__(self, max_length=-1, validator=None, **kwargs):
super().__init__(**kwargs)
self.max_length = max_length
self.validator = validator
def createEditor(self, parent, option, index):
editor = QLineEdit(parent)
if self.max_length > 0:
editor.setMaxLength(self.max_length)
if self.validator is not None:
editor.setValidator(self.validator)
editor.setFrame(False)
return editor
def setEditorData(self, lineEdit, index):
value = index.model().data(index, Qt.EditRole)
lineEdit.setText(str(value))
def setModelData(self, lineEdit, model, index):
model.setData(index, lineEdit.text(), Qt.EditRole)
def updateEditorGeometry(self, editor, option, index):
editor.setGeometry(option.rect)
class CueActionDelegate(LabelDelegate):
Mode = CueActionComboBox.Mode
def __init__(self, cue_class=None, mode=Mode.Action, **kwargs):
super().__init__(**kwargs)
self.cue_class = cue_class
self.mode = mode
def _text(self, painter, option, index):
value = index.data(Qt.EditRole)
if self.mode == CueActionDelegate.Mode.Action:
name = value.name
elif self.mode == CueActionDelegate.Mode.Name:
name = value
else:
name = CueAction(value).name
return translate('CueAction', name)
def paint(self, painter, option, index):
option.displayAlignment = Qt.AlignHCenter | Qt.AlignVCenter
super().paint(painter, option, index)
def createEditor(self, parent, option, index):
if self.cue_class is None:
self.cue_class = index.data(CueClassRole)
editor = CueActionComboBox(self.cue_class,
mode=self.mode,
parent=parent)
editor.setFrame(False)
return editor
def setEditorData(self, comboBox, index):
value = index.data(Qt.EditRole)
if self.mode == CueActionDelegate.Mode.Action:
action = value
elif self.mode == CueActionDelegate.Mode.Name:
action = CueAction[value]
else:
action = CueAction(value)
comboBox.setCurrentText(translate('CueAction', action.name))
def setModelData(self, comboBox, model, index):
model.setData(index, comboBox.currentData(), Qt.EditRole)
def updateEditorGeometry(self, editor, option, index):
editor.setGeometry(option.rect)
class CueSelectionDelegate(LabelDelegate):
def __init__(self, cue_select_dialog, **kwargs):
super().__init__(**kwargs)
self.cue_select = cue_select_dialog
def _text(self, painter, option, index):
cue = Application().cue_model.get(index.data())
if cue is not None:
return '{} | {}'.format(cue.index, cue.name)
return 'UNDEF'
def editorEvent(self, event, model, option, index):
if event.type() == QEvent.MouseButtonDblClick:
if self.cue_select.exec_() == QDialog.Accepted:
cue = self.cue_select.selected_cue()
if cue is not None:
model.setData(index, cue.id, Qt.EditRole)
model.setData(index, cue.__class__, CueClassRole)
return True
return super().editorEvent(event, model, option, index)
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