Pyqt -Baumansicht
import sys
from PyQt5.QtWidgets import QApplication, QMainWindow, QTreeView
from PyQt5.Qt import QStandardItemModel, QStandardItem
from PyQt5.QtGui import QFont, QColor
class StandardItem(QStandardItem):
def __init__(self, txt='', font_size=12, set_bold=False, color=QColor(0, 0, 0)):
super().__init__()
fnt = QFont('Open Sans', font_size)
fnt.setBold(set_bold)
self.setEditable(False)
self.setForeground(color)
self.setFont(fnt)
self.setText(txt)
class AppDemo(QMainWindow):
def __init__(self):
super().__init__()
self.setWindowTitle('World Country Diagram')
self.resize(500, 700)
treeView = QTreeView()
treeView.setHeaderHidden(True)
treeModel = QStandardItemModel()
rootNode = treeModel.invisibleRootItem()
# America
america = StandardItem('America', 16, set_bold=True)
california = StandardItem('California', 14)
america.appendRow(california)
oakland = StandardItem('Oakland', 12, color=QColor(155, 0, 0))
sanfrancisco = StandardItem('San Francisco', 12, color=QColor(155, 0, 0))
sanjose = StandardItem('San Jose', 12, color=QColor(155, 0, 0))
california.appendRow(oakland)
california.appendRow(sanfrancisco)
california.appendRow(sanjose)
texas = StandardItem('Texas', 14)
america.appendRow(texas)
austin = StandardItem('Austin', 12, color=QColor(155, 0, 0))
houston = StandardItem('Houston', 12, color=QColor(155, 0, 0))
dallas = StandardItem('dallas', 12, color=QColor(155, 0, 0))
texas.appendRow(austin)
texas.appendRow(houston)
texas.appendRow(dallas)
# Canada
canada = StandardItem('America', 16, set_bold=True)
alberta = StandardItem('Alberta', 14)
bc = StandardItem('British Columbia', 14)
ontario = StandardItem('Ontario', 14)
canada.appendRows([alberta, bc, ontario])
rootNode.appendRow(america)
rootNode.appendRow(canada)
treeView.setModel(treeModel)
treeView.expandAll()
treeView.doubleClicked.connect(self.getValue)
self.setCentralWidget(treeView)
def getValue(self, val):
print(val.data())
print(val.row())
print(val.column())
app = QApplication(sys.argv)
demo = AppDemo()
demo.show()
sys.exit(app.exec_())
Mercenry