rektrex / tofu_pdf Goto Github PK
View Code? Open in Web Editor NEWA simple pdf reader using MuPDF and Qt5
License: GNU Affero General Public License v3.0
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内存占用过大
在renderPage函数中，每次翻页时内存占用都会持续增加，下面是解决办法
删除self.clearLayout()， 此函数好像并没有起到效果
label.setAlignment(Qt.AlignCenter)
if self.vbox.count() > 0:
self.vbox.itemAt(0).widget().deleteLater()
print("移除上一个widget")
self.vbox.addWidget(label)
保证每次vbox中只有一个最新的label被显示，否则会出现多个label控件叠加显示
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