diff --git a/.settings/org.eclipse.core.resources.prefs b/.settings/org.eclipse.core.resources.prefs index ffd4fb4..12837b6 100644 --- a/.settings/org.eclipse.core.resources.prefs +++ b/.settings/org.eclipse.core.resources.prefs @@ -19,10 +19,13 @@ encoding//QGraphicsView\u7EC3\u4E60/\u6DFB\u52A0QWidget.py=utf-8 encoding//QGraphicsView\u7EC3\u4E60/\u7B80\u5355\u56FE\u50CF\u5904\u7406/SimpleImagePs.py=utf-8 encoding//QGraphicsView\u7EC3\u4E60/\u7B80\u5355\u56FE\u50CF\u5904\u7406/SimpleImageThread.py=utf-8 encoding//QGraphicsView\u7EC3\u4E60/\u7B80\u5355\u56FE\u50CF\u5904\u7406/SimpleImageView.py=utf-8 +encoding//QListView/\u663E\u793A\u81EA\u5B9A\u4E49Widget.py=utf-8 +encoding//QListView/\u663E\u793A\u81EA\u5B9A\u4E49Widget\u5E76\u6392\u5E8F.py=utf-8 encoding//QRC\u8D44\u6E90\u6587\u4EF6\u4F7F\u7528/qrctest1.py=utf-8 encoding//QRC\u8D44\u6E90\u6587\u4EF6\u4F7F\u7528/qrctest2.py=utf-8 encoding//QRC\u8D44\u6E90\u6587\u4EF6\u4F7F\u7528/res_rc.py=utf-8 encoding//QRC\u8D44\u6E90\u6587\u4EF6\u4F7F\u7528/textread.py=utf-8 +encoding//tmp/ListView.py=utf-8 encoding//tmp/LocalClient.py=utf-8 encoding//tmp/Material/Effect/LineEffect.py=utf-8 encoding//tmp/Material/Utils/Colors.py=utf-8 @@ -32,6 +35,7 @@ encoding//tmp/Material/test/TestLineEdit.py=utf-8 encoding//tmp/QtServer.py=utf-8 encoding//tmp/error.py=utf-8 encoding//tmp/json\u751F\u6210\u6811\u5F62\u7ED3\u6784.py=utf-8 +encoding//tmp/\u52A0\u8F7Dui\u63CF\u7ED8\u8FB9\u754C.py=utf-8 encoding//tmp/\u622A\u56FE\u753B\u77E9\u5F62/DrawRectangle.py=utf-8 encoding//tmp/\u7B80\u5355\u63D2\u4EF6/Widget.py=utf-8 encoding//tmp/\u8BFB\u53D6\u526A\u5207\u677F\u56FE\u7247.py=utf-8 diff --git a/QListView/README.md b/QListView/README.md new file mode 100644 index 0000000..d5563bb --- /dev/null +++ b/QListView/README.md @@ -0,0 +1,11 @@ +# QListView练习 + +显示自定义widget：使用setIndexWidget + +排序：使用QSortFilterProxyModel + + +## 截图 +![截图](ScreenShot/1.png) + +![截图](ScreenShot/2.gif) \ No newline at end of file diff --git a/QListView/ScreenShot/1.png b/QListView/ScreenShot/1.png new file mode 100644 index 0000000..2850836 Binary files /dev/null and b/QListView/ScreenShot/1.png differ diff --git a/QListView/ScreenShot/2.gif b/QListView/ScreenShot/2.gif new file mode 100644 index 0000000..632594c Binary files /dev/null and b/QListView/ScreenShot/2.gif differ diff --git a/QListView/显示自定义Widget.py b/QListView/显示自定义Widget.py new file mode 100644 index 0000000..053e352 --- /dev/null +++ b/QListView/显示自定义Widget.py @@ -0,0 +1,63 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +from PyQt5.QtCore import QSize +from PyQt5.QtGui import QStandardItemModel, QStandardItem +from PyQt5.QtWidgets import QListView, QWidget, QHBoxLayout, QLineEdit,\ + QPushButton + + +# Created on 2018年8月4日 +# author: Irony +# site: https://github.com/892768447 +# email: 892768447@qq.com +# file: QListView.显示自定义Widget +# description: +__Author__ = """By: Irony +QQ: 892768447 +Email: 892768447@qq.com""" +__Copyright__ = 'Copyright (c) 2018 Irony' +__Version__ = 1.0 + + +class CustomWidget(QWidget): + + def __init__(self, text, *args, **kwargs): + super(CustomWidget, self).__init__(*args, **kwargs) + layout = QHBoxLayout(self) + layout.setContentsMargins(0, 0, 0, 0) + layout.addWidget(QLineEdit(text, self)) + layout.addWidget(QPushButton('x', self)) + + def sizeHint(self): + # 决定item的高度 + return QSize(200, 40) + + +class ListView(QListView): + + def __init__(self, *args, **kwargs): + super(ListView, self).__init__(*args, **kwargs) + # 模型 + self._model = QStandardItemModel(self) + self.setModel(self._model) + + # 循环生成10个自定义控件 + for i in range(10): + item = QStandardItem() + self._model.appendRow(item) # 添加item + + # 得到索引 + index = self._model.indexFromItem(item) + widget = CustomWidget(str(i)) + item.setSizeHint(widget.sizeHint()) # 主要是调整item的高度 + # 设置自定义的widget + self.setIndexWidget(index, widget) + + +if __name__ == '__main__': + import sys + from PyQt5.QtWidgets import QApplication + app = QApplication(sys.argv) + w = ListView() + w.show() + sys.exit(app.exec_()) diff --git a/QListView/显示自定义Widget并排序.py b/QListView/显示自定义Widget并排序.py new file mode 100644 index 0000000..3440efe --- /dev/null +++ b/QListView/显示自定义Widget并排序.py @@ -0,0 +1,116 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +from random import choice, randint +import string +from time import time + +from PyQt5.QtCore import QSortFilterProxyModel, Qt, QSize +from PyQt5.QtGui import QStandardItem, QStandardItemModel +from PyQt5.QtWidgets import QWidget, QVBoxLayout, QPushButton, QListView,\ + QHBoxLayout, QLineEdit + + +# Created on 2018年8月4日 +# author: Irony +# site: https://github.com/892768447 +# email: 892768447@qq.com +# file: QListView.显示自定义Widget并排序 +# description: +__Author__ = """By: Irony +QQ: 892768447 +Email: 892768447@qq.com""" +__Copyright__ = 'Copyright (c) 2018 Irony' +__Version__ = 1.0 + + +def randomChar(y): + # 返回随机字符串 + return ''.join(choice(string.ascii_letters) for _ in range(y)) + + +class CustomWidget(QWidget): + + def __init__(self, text, *args, **kwargs): + super(CustomWidget, self).__init__(*args, **kwargs) + layout = QHBoxLayout(self) + layout.setContentsMargins(0, 0, 0, 0) + layout.addWidget(QLineEdit(text, self)) + layout.addWidget(QPushButton('x', self)) + + def sizeHint(self): + # 决定item的高度 + return QSize(200, 40) + + +class SortFilterProxyModel(QSortFilterProxyModel): + + def lessThan(self, source_left, source_right): + if not source_left.isValid() or not source_right.isValid(): + return False + # 获取数据 + leftData = self.sourceModel().data(source_left) + rightData = self.sourceModel().data(source_right) + if self.sortOrder() == Qt.DescendingOrder: + # 按照时间倒序排序 + leftData = leftData.split('-')[-1] + rightData = rightData.split('-')[-1] + return leftData < rightData +# elif self.sortOrder() == Qt.AscendingOrder: +# #按照名字升序排序 +# leftData = leftData.split('-')[0] +# rightData = rightData.split('-')[0] +# return leftData < rightData + return super(SortFilterProxyModel, self).lessThan(source_left, source_right) + + +class Window(QWidget): + + def __init__(self, *args, **kwargs): + super(Window, self).__init__(*args, **kwargs) + self.resize(800, 600) + layout = QVBoxLayout(self) + # 名字排序 + layout.addWidget(QPushButton('以名字升序', self, clicked=self.sortByName)) + # 时间倒序 + layout.addWidget(QPushButton('以时间倒序', self, clicked=self.sortByTime)) + # listview + self.listView = QListView(self) + layout.addWidget(self.listView) + # 数据模型 + self.dmodel = QStandardItemModel(self.listView) + # 排序代理模型 + self.fmodel = SortFilterProxyModel(self.listView) + self.fmodel.setSourceModel(self.dmodel) + self.listView.setModel(self.fmodel) + + # 模拟生成50条数据 + for _ in range(50): + name = randomChar(5) + times = time() + randint(0, 30) # 当前时间随机+ + value = '{}-{}'.format(name, times) # 内容用-分开 + item = QStandardItem(value) +# item.setData(value, Qt.UserRole + 2) + self.dmodel.appendRow(item) + # 索引 + index = self.fmodel.mapFromSource(item.index()) + # 自定义的widget + widget = CustomWidget(value, self) + item.setSizeHint(widget.sizeHint()) + self.listView.setIndexWidget(index, widget) + + def sortByTime(self): + # 按照时间倒序排序 + self.fmodel.sort(0, Qt.DescendingOrder) + + def sortByName(self): + # 按照名字升序排序 + self.fmodel.sort(0, Qt.AscendingOrder) + + +if __name__ == '__main__': + import sys + from PyQt5.QtWidgets import QApplication + app = QApplication(sys.argv) + w = Window() + w.show() + sys.exit(app.exec_()) diff --git a/README.md b/README.md index d5eca14..c750ce5 100644 --- a/README.md +++ b/README.md @@ -45,6 +45,7 @@ - [1.41 消息对话框倒计时关闭](消息对话框倒计时关闭/) - 1.42 悬浮下拉菜单 - [1. tableWidget形式](partner_625781186/5.hoverMenu) + - [1.43 QListView](QListView/) ### [2.QGraphicsView练习](QGraphicsView练习/) - [2.1 世界地图](QGraphicsView练习/世界地图)