Pamhyr2/src/View/SedimentLayers/Reach/Table.py

160 lines
4.4 KiB
Python

# -*- coding: utf-8 -*-
import logging
from tools import trace, timer
from PyQt5.QtCore import (
Qt, QVariant, QAbstractTableModel,
QCoreApplication, QModelIndex, pyqtSlot,
QRect,
)
from PyQt5.QtWidgets import (
QDialogButtonBox, QPushButton, QLineEdit,
QFileDialog, QTableView, QAbstractItemView,
QUndoStack, QShortcut, QAction, QItemDelegate,
QComboBox,
)
from View.SedimentLayers.Reach.UndoCommand import *
from View.SedimentLayers.Reach.translate import *
_translate = QCoreApplication.translate
logger = logging.getLogger()
class ComboBoxDelegate(QItemDelegate):
def __init__(self, study=None, parent=None):
super(ComboBoxDelegate, self).__init__(parent)
self._study = study
def createEditor(self, parent, option, index):
self.editor = QComboBox(parent)
self.editor.addItems(
[_translate("SedimentLayers", "Not defined")] +
list(
map(
lambda sl: str(sl),
self._study.river.sediment_layers.sediment_layers
)
)
)
self.editor.setCurrentText(index.data(Qt.DisplayRole))
return self.editor
def setEditorData(self, editor, index):
value = index.data(Qt.DisplayRole)
self.editor.currentTextChanged.connect(self.currentItemChanged)
def setModelData(self, editor, model, index):
text = str(editor.currentText())
model.setData(index, text)
editor.close()
editor.deleteLater()
def updateEditorGeometry(self, editor, option, index):
r = QRect(option.rect)
if self.editor.windowFlags() & Qt.Popup and editor.parent() is not None:
r.setTopLeft(self.editor.parent().mapToGlobal(r.topLeft()))
editor.setGeometry(r)
@pyqtSlot()
def currentItemChanged(self):
self.commitData.emit(self.sender())
class TableModel(QAbstractTableModel):
def __init__(self, study=None, reach=None, undo=None):
super(QAbstractTableModel, self).__init__()
self._headers = list(table_headers.keys())
self._study = study
self._undo = undo
self._reach = reach
def flags(self, index):
column = index.column()
options = Qt.ItemIsEnabled | Qt.ItemIsSelectable
if self._headers[column] == "sl":
options |= Qt.ItemIsEditable
return options
def rowCount(self, parent):
return self._reach.number_profiles
def columnCount(self, parent):
return len(self._headers)
def data(self, index, role):
if role != Qt.ItemDataRole.DisplayRole:
return QVariant()
row = index.row()
column = index.column()
if self._headers[column] == "name":
return self._reach.profile(row).name
if self._headers[column] == "kp":
return self._reach.profile(row).kp
if self._headers[column] == "sl":
value = self._reach.profile(row).sl
if value == None:
text = _translate("SedimentLayers", "Not defined")
return text
return str(value)
return QVariant()
def headerData(self, friction, orientation, role):
if role == Qt.ItemDataRole.DisplayRole and orientation == Qt.Orientation.Horizontal:
return table_headers[self._headers[friction]]
return QVariant()
def setData(self, index, value, role=Qt.EditRole):
if not index.isValid() or role != Qt.EditRole:
return False
row = index.row()
column = index.column()
if self._headers[column] == "sl":
new = None
if value != _translate("SedimentLayers", "Not defined"):
new = next(
filter(
lambda sl: str(sl) == value,
self._study.river.sediment_layers.sediment_layers
)
)
self._undo.push(
SetSLCommand(
self._reach, row, new
)
)
self.dataChanged.emit(index, index)
return True
def apply_sl_each_profile(self, sl):
self._undo.push(
ApplySLCommand(
self._reach, sl
)
)
self.layoutChanged.emit()
def undo(self):
self._undo.undo()
self.layoutChanged.emit()
def redo(self):
self._undo.redo()
self.layoutChanged.emit()