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add qslider
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4 files changed

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‎README.md‎

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* p29_键盘事件 [源码下载](p29_键盘事件) [博文地址](https://xugaoxiang.com/2022/05/31/pyqt5-29-keyboard-event/)
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* p30_屏幕录制 [源码下载](p30_屏幕录制) [博文地址](https://xugaoxiang.com/2022/09/13/pyqt5-30-record/)
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* p30_屏幕录制 [源码下载](p30_屏幕录制) [博文地址](https://xugaoxiang.com/2022/09/13/pyqt5-30-record/)
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* p31_滑动条 [源码下载](p31_滑动条) [博文地址](https://xugaoxiang.com/2022/09/15/pyqt5-31-qslider/)

‎p31_滑动条/main.py‎

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import sys
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from PyQt5.QtWidgets import QMainWindow, QApplication, QSlider
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from ui import Ui_MainWindow
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class MainWindow(QMainWindow, Ui_MainWindow):
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def __init__(self, parent=None):
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super(MainWindow, self).__init__(parent)
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self.setupUi(self)
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self.horizontalSlider.setMinimum(0)
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self.horizontalSlider.setMaximum(100)
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self.label_horizontal.setText('50')
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self.horizontalSlider.setSingleStep(2)
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self.horizontalSlider.setTickPosition(QSlider.TicksBelow)
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self.horizontalSlider.valueChanged.connect(self.update_horizontal)
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self.verticalSlider.setMinimum(0)
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self.verticalSlider.setMaximum(1000)
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self.label_vertical.setText('500')
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self.verticalSlider.setSingleStep(10)
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self.verticalSlider.setTickPosition(QSlider.TicksRight)
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self.verticalSlider.valueChanged.connect(self.update_vertical)
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def update_horizontal(self):
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self.label_horizontal.setText(str(self.horizontalSlider.value()))
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def update_vertical(self):
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self.label_vertical.setText(str(self.verticalSlider.value()))
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if __name__ == '__main__':
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app = QApplication(sys.argv)
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windows = MainWindow()
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windows.show()
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sys.exit(app.exec_())

‎p31_滑动条/project.ui‎

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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>MainWindow</class>
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<widget class="QMainWindow" name="MainWindow">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>800</width>
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<height>600</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>MainWindow</string>
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</property>
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<widget class="QWidget" name="centralwidget">
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<widget class="QSlider" name="horizontalSlider">
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<property name="geometry">
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<rect>
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<x>110</x>
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<y>220</y>
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<width>191</width>
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<height>61</height>
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</rect>
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</property>
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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</property>
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</widget>
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<widget class="QSlider" name="verticalSlider">
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<property name="geometry">
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<rect>
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<x>520</x>
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<y>170</y>
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<width>22</width>
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<height>160</height>
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</rect>
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</property>
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<property name="orientation">
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<enum>Qt::Vertical</enum>
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</property>
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</widget>
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<widget class="QLabel" name="label_horizontal">
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<property name="geometry">
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<rect>
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<x>320</x>
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<y>230</y>
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<width>71</width>
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<height>31</height>
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</rect>
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</property>
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<property name="font">
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<font>
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<family>Adobe Devanagari</family>
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<pointsize>14</pointsize>
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</font>
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</property>
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<property name="text">
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<string/>
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</property>
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</widget>
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<widget class="QLabel" name="label_vertical">
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<property name="geometry">
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<rect>
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<x>500</x>
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<y>130</y>
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<width>71</width>
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<height>31</height>
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</rect>
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</property>
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<property name="font">
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<font>
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<family>Adobe Devanagari</family>
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<pointsize>14</pointsize>
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</font>
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</property>
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<property name="text">
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<string/>
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</property>
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</widget>
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</widget>
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<widget class="QMenuBar" name="menubar">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>800</width>
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<height>26</height>
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</rect>
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</property>
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</widget>
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<widget class="QStatusBar" name="statusbar"/>
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</widget>
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<resources/>
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<connections/>
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</ui>

‎p31_滑动条/ui.py‎

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# -*- coding: utf-8 -*-
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# Form implementation generated from reading ui file '.\project.ui'
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#
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# Created by: PyQt5 UI code generator 5.9.2
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#
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# WARNING! All changes made in this file will be lost!
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from PyQt5 import QtCore, QtGui, QtWidgets
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class Ui_MainWindow(object):
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def setupUi(self, MainWindow):
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MainWindow.setObjectName("MainWindow")
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MainWindow.resize(800, 600)
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self.centralwidget = QtWidgets.QWidget(MainWindow)
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self.centralwidget.setObjectName("centralwidget")
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self.horizontalSlider = QtWidgets.QSlider(self.centralwidget)
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self.horizontalSlider.setGeometry(QtCore.QRect(110, 220, 191, 61))
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self.horizontalSlider.setOrientation(QtCore.Qt.Horizontal)
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self.horizontalSlider.setObjectName("horizontalSlider")
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self.verticalSlider = QtWidgets.QSlider(self.centralwidget)
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self.verticalSlider.setGeometry(QtCore.QRect(520, 170, 22, 160))
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self.verticalSlider.setOrientation(QtCore.Qt.Vertical)
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self.verticalSlider.setObjectName("verticalSlider")
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self.label_horizontal = QtWidgets.QLabel(self.centralwidget)
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self.label_horizontal.setGeometry(QtCore.QRect(320, 230, 71, 31))
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font = QtGui.QFont()
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font.setFamily("Adobe Devanagari")
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font.setPointSize(14)
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self.label_horizontal.setFont(font)
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self.label_horizontal.setText("")
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self.label_horizontal.setObjectName("label_horizontal")
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self.label_vertical = QtWidgets.QLabel(self.centralwidget)
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self.label_vertical.setGeometry(QtCore.QRect(500, 130, 71, 31))
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font = QtGui.QFont()
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font.setFamily("Adobe Devanagari")
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font.setPointSize(14)
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self.label_vertical.setFont(font)
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self.label_vertical.setText("")
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self.label_vertical.setObjectName("label_vertical")
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MainWindow.setCentralWidget(self.centralwidget)
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self.menubar = QtWidgets.QMenuBar(MainWindow)
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self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 26))
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self.menubar.setObjectName("menubar")
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MainWindow.setMenuBar(self.menubar)
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self.statusbar = QtWidgets.QStatusBar(MainWindow)
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self.statusbar.setObjectName("statusbar")
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MainWindow.setStatusBar(self.statusbar)
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self.retranslateUi(MainWindow)
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QtCore.QMetaObject.connectSlotsByName(MainWindow)
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def retranslateUi(self, MainWindow):
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_translate = QtCore.QCoreApplication.translate
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MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
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