has anyone tried they PyQt4 example coloreditorfactory?
Normally, I can create editable QWidgetItem with the setFlags()
or setData()
method, but it does not work after setDefaultFactory
method. I saw some documentation that said all new or existing delegates will be overriden by setDefaultFactory.
Is there any method to make QWidgetItem editable again? or revert setDefaultFactory? thanks~ (Except QTextEdit or QLineEdit, etc.)
import sip
sip.setapi('QVariant', 2)
from PyQt4 import QtCore, QtGui
class ColorListEditor(QtGui.QComboBox):
def __init__(self, widget=None):
super(ColorListEditor, self).__init__(widget)
self.populateList()
def getColor(self):
color = self.itemData(self.currentIndex(), QtCore.Qt.DecorationRole)
return color
def setColor(self, color):
self.setCurrentIndex(self.findData(color, QtCore.Qt.DecorationRole))
color = QtCore.pyqtProperty(QtGui.QColor, getColor, setColor, user=True)
def populateList(self):
for i, colorName in enumerate(QtGui.QColor.colorNames()):
color = QtGui.QColor(colorName)
self.insertItem(i, colorName)
self.setItemData(i, color, QtCore.Qt.DecorationRole)
class ColorListItemEditorCreator(QtGui.QItemEditorCreatorBase):
def createWidget(self, parent):
return ColorListEditor(parent)
class Window(QtGui.QWidget):
def __init__(self, parent=None):
super(Window, self).__init__(parent)
factory = QtGui.QItemEditorFactory()
factory.registerEditor(QtCore.QVariant.Color,
ColorListItemEditorCreator())
QtGui.QItemEditorFactory.setDefaultFactory(factory)
self.createGUI()
def createGUI(self):
tableData = [
("Alice", QtGui.QColor('aliceblue')),
("Neptun", QtGui.QColor('aquamarine')),
("Ferdinand", QtGui.QColor('springgreen'))
]
table = QtGui.QTableWidget(3, 3)
table.setHorizontalHeaderLabels(["Name", "Hair Color", "Editable"])
table.verticalHeader().setVisible(False)
table.resize(150, 50)
for i, (name, color) in enumerate(tableData):
nameItem = QtGui.QTableWidgetItem(name)
colorItem = QtGui.QTableWidgetItem()
colorItem.setData(QtCore.Qt.DisplayRole, color)
table.setItem(i, 0, nameItem)
table.setItem(i, 1, colorItem)
#add codes here
editableItem = QtGui.QTableWidgetItem("xxxx")
editableItem.setFlags(QtCore.Qt.ItemIsSelectable | QtCore.Qt.ItemIsEditable | QtCore.Qt.ItemIsEnabled)
editableItem.setData(QtCore.Qt.EditRole, "xxxx")
table.setItem(i, 2, editableItem)
table.resizeColumnToContents(0)
table.horizontalHeader().setStretchLastSection(True)
layout = QtGui.QGridLayout()
layout.addWidget(table, 0, 0)
self.setLayout(layout)
self.setWindowTitle("Color Editor Factory")
if __name__ == '__main__':
import sys
app = QtGui.QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())