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a simple tree widget used for asking questions
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#!/usr/bin/env python2 | |
import os | |
import sys | |
import re | |
from PyQt4 import QtGui, QtCore | |
from PyQt4.QtCore import Qt, QString | |
class TheUI(QtGui.QDialog): | |
def __init__(self, args=None, parent=None): | |
super(TheUI, self).__init__(parent) | |
self.layout1 = QtGui.QVBoxLayout(self) | |
treeWidget = QtGui.QTreeWidget() | |
# treeWidget.setSelectionMode( QtGui.QAbstractItemView.ExtendedSelection ) | |
button1 = QtGui.QPushButton('Add') | |
button2 = QtGui.QPushButton('Add Child') | |
self.layout1.addWidget(treeWidget) | |
self.layout2 = QtGui.QHBoxLayout() | |
self.layout2.addWidget(button1) | |
self.layout2.addWidget(button2) | |
self.layout1.addLayout(self.layout2) | |
treeWidget.setHeaderHidden(True) | |
self.treeWidget = treeWidget | |
self.button1 = button1 | |
self.button2 = button2 | |
self.button1.clicked.connect(lambda *x: self.addCmd()) | |
self.button2.clicked.connect(lambda *x: self.addChildCmd()) | |
HEADERS = ("script", "chunksize", "mem") | |
self.treeWidget.setHeaderLabels(HEADERS) | |
self.treeWidget.setColumnCount(len(HEADERS)) | |
self.treeWidget.setColumnWidth(0, 160) | |
self.treeWidget.header().show() | |
self.treeWidget.setDragDropMode(QtGui.QAbstractItemView.InternalMove) | |
self.resize(500, 500) | |
for i in xrange(6): | |
item = self.addCmd(i) | |
if i in (3, 4): | |
self.addChildCmd() | |
if i == 4: | |
self.addCmd('%s-2' % i, parent=item) | |
self.treeWidget.expandAll() | |
self.setStyleSheet("QTreeWidget::item{ height: 30px; }") | |
def addChildCmd(self): | |
parent = self.treeWidget.currentItem() | |
self.addCmd(parent=parent) | |
self.treeWidget.setCurrentItem(parent) | |
def addCmd(self, i=None, parent=None): | |
'add a level to tree widget' | |
root = self.treeWidget.invisibleRootItem() | |
if not parent: | |
parent = root | |
if i is None: | |
if parent == root: | |
i = self.treeWidget.topLevelItemCount() | |
else: | |
i = str(parent.text(0))[7:] | |
i = '%s-%s' % (i, parent.childCount() + 1) | |
item = QtGui.QTreeWidgetItem(parent, ['script %s' % i, '1', '150']) | |
self.treeWidget.setCurrentItem(item) | |
self.treeWidget.expandAll() | |
return item | |
if __name__ == '__main__': | |
app = QtGui.QApplication(sys.argv) | |
gui = TheUI() | |
gui.show() | |
app.exec_() |
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