dcs-retribution/qt_ui/windows/SquadronDialog.py

143 lines
4.6 KiB
Python

from typing import Optional
from PySide2.QtCore import (
QItemSelectionModel,
QModelIndex,
QSize,
Qt,
)
from PySide2.QtGui import QFont, QFontMetrics, QIcon, QPainter
from PySide2.QtWidgets import (
QAbstractItemView,
QDialog,
QListView,
QStyle,
QStyleOptionViewItem,
QStyledItemDelegate,
QVBoxLayout,
)
from game.squadrons import Pilot
from qt_ui.delegates import painter_context
from qt_ui.models import SquadronModel
class PilotDelegate(QStyledItemDelegate):
FONT_SIZE = 10
HMARGIN = 4
VMARGIN = 4
def __init__(self, squadron_model: SquadronModel) -> None:
super().__init__()
self.squadron_model = squadron_model
def get_font(self, option: QStyleOptionViewItem) -> QFont:
font = QFont(option.font)
font.setPointSize(self.FONT_SIZE)
return font
@staticmethod
def pilot(index: QModelIndex) -> Pilot:
return index.data(SquadronModel.PilotRole)
def first_row_text(self, index: QModelIndex) -> str:
return self.squadron_model.data(index, Qt.DisplayRole)
def second_row_text(self, index: QModelIndex) -> str:
return "Alive" if self.pilot(index).alive else "Dead"
def paint(
self, painter: QPainter, option: QStyleOptionViewItem, index: QModelIndex
) -> None:
# Draw the list item with all the default selection styling, but with an
# invalid index so text formatting is left to us.
super().paint(painter, option, QModelIndex())
rect = option.rect.adjusted(
self.HMARGIN, self.VMARGIN, -self.HMARGIN, -self.VMARGIN
)
with painter_context(painter):
painter.setFont(self.get_font(option))
icon: Optional[QIcon] = index.data(Qt.DecorationRole)
if icon is not None:
icon.paint(
painter,
rect,
Qt.AlignLeft | Qt.AlignVCenter,
self.icon_mode(option),
self.icon_state(option),
)
rect = rect.adjusted(self.icon_size(option).width() + self.HMARGIN, 0, 0, 0)
painter.drawText(rect, Qt.AlignLeft, self.first_row_text(index))
line2 = rect.adjusted(0, rect.height() / 2, 0, rect.height() / 2)
painter.drawText(line2, Qt.AlignLeft, self.second_row_text(index))
@staticmethod
def icon_mode(option: QStyleOptionViewItem) -> QIcon.Mode:
if not (option.state & QStyle.State_Enabled):
return QIcon.Disabled
elif option.state & QStyle.State_Selected:
return QIcon.Selected
elif option.state & QStyle.State_Active:
return QIcon.Active
return QIcon.Normal
@staticmethod
def icon_state(option: QStyleOptionViewItem) -> QIcon.State:
return QIcon.On if option.state & QStyle.State_Open else QIcon.Off
@staticmethod
def icon_size(option: QStyleOptionViewItem) -> QSize:
icon_size: Optional[QSize] = option.decorationSize
if icon_size is None:
return QSize(0, 0)
else:
return icon_size
def sizeHint(self, option: QStyleOptionViewItem, index: QModelIndex) -> QSize:
left = self.icon_size(option).width() + self.HMARGIN
metrics = QFontMetrics(self.get_font(option))
first = metrics.size(0, self.first_row_text(index))
second = metrics.size(0, self.second_row_text(index))
text_width = max(first.width(), second.width())
return QSize(
left + text_width + 2 * self.HMARGIN,
first.height() + second.height() + 2 * self.VMARGIN,
)
class PilotList(QListView):
"""List view for displaying a squadron's pilots."""
def __init__(self, squadron_model: SquadronModel) -> None:
super().__init__()
self.squadron_model = squadron_model
self.setItemDelegate(PilotDelegate(self.squadron_model))
self.setModel(self.squadron_model)
self.selectionModel().setCurrentIndex(
self.squadron_model.index(0, 0, QModelIndex()), QItemSelectionModel.Select
)
# self.setIconSize(QSize(91, 24))
self.setSelectionBehavior(QAbstractItemView.SelectItems)
class SquadronDialog(QDialog):
"""Dialog window showing a squadron."""
def __init__(self, squadron_model: SquadronModel, parent) -> None:
super().__init__(parent)
self.setMinimumSize(1000, 440)
self.setWindowTitle(squadron_model.squadron.name)
# TODO: self.setWindowIcon()
layout = QVBoxLayout()
self.setLayout(layout)
layout.addWidget(PilotList(squadron_model))