我在尝试使用在 QT Designer 中创建并通过 pyuic 4 转换的日历选择选择后重新着色日期单元格时遇到了一些问题。
到目前为止,我已经看到一些关于重新着色单元格或表格/树小部件行的类似问题 - 但这些示例源于在代码中实例化之前扩展基本 QCalendarWidget 或 Tree 小部件类......而我使用的是 QT Designer 放置日历通过 pyuic 转换并在转换后的 python 脚本中实例化的小部件。
这是我的窗口主文件的示例,我尝试使用 QCalendarWidget 的 paintCell 函数更改日期选择的颜色:
import os, sys
from PyQt4 import QtCore, QtGui
from calanderTestWindow import Ui_calanderTestWindow
class Main(QtGui.QMainWindow):
def __init__(self):
QtGui.QMainWindow.__init__(self)
self.ui = Ui_calanderTestWindow()
self.ui.setupUi(self)
self.conncectSignals()
def conncectSignals(self):
QtCore.QObject.connect(self.ui.testCalander, QtCore.SIGNAL('selectionChanged()'), self.clickDate)
def clickDate(self):
painter = QtGui.QPainter()
painter.setPen(QtGui.QColor(0,255,255))
date = self.ui.testCalander.selectedDate()
cellRect = QtCore.QRect(0,0,10,10)
self.ui.testCalander.paintCell(painter, cellRect, date)
if __name__ == "__main__":
app = QtGui.QApplication(sys.argv)
window = Main()
window.show()
sys.exit(app.exec_())
这是 puic 转换的 Qt Designer 脚本:
from PyQt4 import QtCore, QtGui
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
_fromUtf8 = lambda s: s
class Ui_calanderTestWindow(object):
def setupUi(self, calanderTestWindow):
calanderTestWindow.setObjectName(_fromUtf8("calanderTestWindow"))
calanderTestWindow.resize(262, 203)
calanderTestWindow.setWindowTitle(QtGui.QApplication.translate("calanderTestWindow", "Calendar Test Window", None, QtGui.QApplication.UnicodeUTF8))
self.centralwidget = QtGui.QWidget(calanderTestWindow)
self.centralwidget.setObjectName(_fromUtf8("centralwidget"))
self.testCalander = QtGui.QCalendarWidget(self.centralwidget)
self.testCalander.setGeometry(QtCore.QRect(0, 0, 256, 155))
self.testCalander.setGridVisible(True)
self.testCalander.setVerticalHeaderFormat(QtGui.QCalendarWidget.NoVerticalHeader)
self.testCalander.setNavigationBarVisible(True)
self.testCalander.setObjectName(_fromUtf8("testCalander"))
calanderTestWindow.setCentralWidget(self.centralwidget)
self.menubar = QtGui.QMenuBar(calanderTestWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 262, 21))
self.menubar.setObjectName(_fromUtf8("menubar"))
calanderTestWindow.setMenuBar(self.menubar)
self.statusbar = QtGui.QStatusBar(calanderTestWindow)
self.statusbar.setObjectName(_fromUtf8("statusbar"))
calanderTestWindow.setStatusBar(self.statusbar)
self.retranslateUi(calanderTestWindow)
QtCore.QMetaObject.connectSlotsByName(calanderTestWindow)
def retranslateUi(self, calanderTestWindow):
pass
当我运行它时,我收到以下日志消息,这些消息几乎告诉我出了点问题:
QPainter::setPen: Painter not active
QPainter::save: Painter not active
QPainter::setClipRect: Painter not active
QPainter::brushOrigin: Painter not active
QPainter::setBrushOrigin: Painter not active
QPainter::setBrushOrigin: Painter not active
QPainter::setPen: Painter not active
QPainter::pen: Painter not active
QPainter::save: Painter not active
QPainter::setBackgroundMode: Painter not active
QPainter::setBrush: Painter not active
QPainter::setBrushOrigin: Painter not active
QPainter::setPen: Painter not active
QPainter::drawRects: Painter not active
QPainter::drawRects: Painter not active
QPainter::drawRects: Painter not active
QPainter::drawRects: Painter not active
QPainter::restore: Unbalanced save/restore
QPainter::restore: Unbalanced save/restore
我是您可能认为的初级编码员(..或更少)-我在 Autodesk Maya 中拥有丰富的 Python 经验和一些 QT 知识,并且具有技术艺术背景-但可能没有足够的核心背景OOP 原则。不过非常愿意学习。