【发布时间】：2023-03-16 17:38:02
【问题描述】：
如何使 QTreeView 的第二列可编辑，以便用户更改名称？
import sys
import os
import random
from PySide import QtGui, QtCore
class ID_Asset(object):
def __init__(self, buffer_id=0, name='', nodes=[]):
self.buffer_id = buffer_id
self.name = name if name else 'unknown'
self.nodes = nodes if nodes is not None else []
self.color = QtGui.QBrush(QtGui.QColor(0, 0, 0, 255))
self.randomize_color()
def randomize_color(self):
r = random.randrange(0, 255)
g = random.randrange(0, 255)
b = random.randrange(0, 255)
self.color = QtGui.QBrush(QtGui.QColor(r, g, b, 255))
class ObjectIDManager(QtGui.QMainWindow):
def __init__(self, parent=None):
super(ObjectIDManager, self).__init__(parent)
self.TITLE = 'Object ID Manager'
self.VERSION = "1.0.0" # MAJOR.MINOR.PATCH
self.resize(270, 500)
self.setWindowTitle(self.TITLE + " | " + self.VERSION)
self.init_ui()
def init_ui(self):
# variables
self.assets = []
self.handlers = []
self.items_model = QtGui.QStandardItemModel()
self.ui_items = QtGui.QTreeView()
# self.ui_items.setAlternatingRowColors(True)
self.ui_items.setSortingEnabled(True)
self.ui_items.setAllColumnsShowFocus(True)
self.ui_items.setEditTriggers(QtGui.QAbstractItemView.NoEditTriggers)
self.ui_items.header().setResizeMode(QtGui.QHeaderView.ResizeToContents)
self.ui_items.setSelectionBehavior(QtGui.QAbstractItemView.SelectRows)
self.ui_items.setSelectionMode(QtGui.QAbstractItemView.ExtendedSelection)
self.ui_items.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
# self.ui_items.customContextMenuRequested.connect(self.open_menu)
self.ui_items.sortByColumn(0, QtCore.Qt.AscendingOrder)
self.ui_items.setModel(self.items_model)
self.ui_items.setRootIsDecorated(False)
gbox = QtGui.QGridLayout()
gbox.setContentsMargins(10, 10, 10, 10)
gbox.addWidget(self.ui_items)
# main layout
main_widget = QtGui.QWidget()
main_widget.setLayout(gbox)
self.setCentralWidget(main_widget)
# signals
self.initialize()
# functions
def initialize(self):
self.process_model()
def process_model(self):
model = self.ui_items.model()
model.clear()
headers = ['ID', 'Name', 'Used', 'Color']
model.setHorizontalHeaderLabels(headers)
self.collect_assets()
for x in self.assets:
model.insertRow(0)
# Append object
model.setData(model.index(0, 0), x, role=QtCore.Qt.UserRole)
model.setData(model.index(0, 0), x.buffer_id)
model.setData(model.index(0, 1), x.name)
model.setData(model.index(0, 2), len(x.nodes))
model.setData(model.index(0, 3), x.color, QtCore.Qt.BackgroundRole)
# item = model.itemFromIndex(model.index(0,0))
self.ui_items.sortByColumn(0, QtCore.Qt.AscendingOrder)
def collect_assets(self):
ids = {
0: ['a','b','c'],
1: ['a','b','c','j'],
30: ['b','c'],
45: ['a',],
60: ['a','b','c','d','e','f']
}
self.assets = []
for key, value in ids.items():
new_asset = ID_Asset(buffer_id=key, nodes=value)
self.assets.append(new_asset)
return self.assets
# Main
# -----------------------------------------------------------------------------
if __name__ == "__main__":
app = QtGui.QApplication(sys.argv)
window = ObjectIDManager()
window.show()
app.exec_()
【问题讨论】：
标签： python qt pyside qtreeview