工具/版本
（1）安装环境：Windows7 64bit
（2）使用版本Python3.6
（3）PYQT5
（4）eric6-6.1.0
基本的使用前文有介绍，直入正题
初始形态
选择省份后，列出对应省份所有城市，都选择后，点击开始，显示在文本框中
实现方法，首先将所有省份和对应城市放在对应的字典中
#!/usr/bin/env python # encoding: utf-8 """ +------------------------------------------------------------------------------+ ╱◥██◣ ∧_∧ ∧_∧ ∧_∧ ∧_∧ ╱◥██◣ |田︱田田| （^ .^） （^ 、^） （^ 0^） （^ Д^） |田︱田田| ╬╬╬╬╬╬╬-----∪-∪-------∪-∪-------∪-∪------∪-∪---╬╬╬╬╬╬╬ +------------------------------------------------------------------------------+ License (C) Copyright 2013-2017, Node Supply Chain Manager Corporation Limited. File Name : area.py.py Auther : Samenmoer Software Version : Python3.4 Email Address : [email protected] Creat Time : 2018/5/20 18:01 Description : --------------------------------------------------------------------------------- Modification History Data By Version Change Description ================================================================================= | | | ================================================================================= ¤╭⌒╮ ╭⌒╮¤╭⌒╮ ╭⌒╮¤╭⌒╮ ╭⌒╮¤╭⌒╮ ╭⌒╮¤╭⌒╮╭⌒╮¤╭⌒╮╭⌒╮ --------------------------------------------------------------------------------- """ dictProvince={2: '北京', 3: '安徽', 4: '福建', 5: '甘肃', 6: '广东', 7: '广西', 8: '贵州', 9: '海南', 10: '河北', 11: '河南', 12: '黑龙江', 13: '湖北', 14: '湖南', 15: '吉林', 16: '江苏', 17: '江西', 18: '辽宁', 19: '内蒙古', 20: '宁夏', 21: '青海', 22: '山东', 23: '山西', 24: '陕西', 25: '上海', 26: '四川', 27: '天津', 28: '西藏', 29: '新疆', 30: '云南', 31: '浙江', 32: '重庆', 33: '香港', 34: '澳门', 35: '台湾'} dictCity={2:{52: '北京'}, 3:{36: '安庆', 37: '蚌埠', 38: '巢湖', 39: '池州', 40: '滁州', 41: '阜阳', 42: '淮北', 43: '淮南', 44: '黄山', 45: '六安', 46: '马鞍山', 47: '宿州', 48: '铜陵', 49: '芜湖',50: '宣城', 51: '亳州', 3401: '合肥'}, 4:{53: '福州', 54: '龙岩', 55: '南平',56: '宁德', 57: '莆田', 58: '泉州', 59: '三明', 60: '厦门', 61: '漳州'}, 5:{62: '兰州', 63: '白银', 64: '定西', 65: '甘南', 66: '嘉峪关', 67: '金昌', 68: '酒泉', 69: '临夏', 70: '陇南', 71: '平凉', 72: '庆阳', 73: '天水', 74: '武威', 75: '张掖'}, 6:{76: '广州', 77: '深圳', 78: '潮州', 79: '东莞', 80: '佛山', 81: '河源', 82: '惠州', 83: '江门', 84: '揭阳', 85: '茂名', 86: '梅州', 87: '清远', 88: '汕头', 89: '汕尾', 90: '韶关', 91: '阳江', 92: '云浮', 93: '湛江', 94: '肇庆', 95: '中山', 96: '珠海'}, 7:{97: '南宁', 98: '桂林', 99: '百色', 100: '北海', 101: '崇左', 102: '防城港', 103: '贵港', 104: '河池', 105: '贺州', 106: '来宾', 107: '柳州', 108: '钦州', 109: '梧州', 110: '玉林'}, 8:{111: '贵阳', 112: '安顺', 113: '毕节', 114: '六盘水', 115: '黔东南', 116: '黔南', 117: '黔西南', 118: '铜仁', 119: '遵义'}, 9:{120: '海口', 121: '三亚', 122: '白沙', 123: '保亭', 124: '昌江', 125: '澄迈县', 126: '定安县', 127: '东方', 128: '乐东', 129: '临高县', 130: '陵水', 131: '琼海', 132: '琼中', 133: '屯昌县', 134: '万宁', 135: '文昌', 136: '五指山', 137: '儋州'}, 10:{138: '石家庄', 139: '保定', 140: '沧州', 141: '承德', 142: '邯郸', 143: '衡水', 144: '廊坊', 145: '秦皇岛', 146: '唐山', 147: '邢台', 148: '张家口'}, 11:{149: '郑州', 150: '洛阳', 151: '开封', 152: '安阳', 153: '鹤壁', 154: '济源', 155: '焦作', 156: '南阳', 157: '平顶山', 158: '三门峡', 159: '商丘', 160: '新乡', 161: '信阳', 162: '许昌', 163: '周口', 164: '驻马店', 165: '漯河', 166: '濮阳'}, 12:{167: '哈尔滨', 168: '大庆', 169: '大兴安岭', 170: '鹤岗', 171: '黑河', 172: '鸡西', 173: '佳木斯', 174: '牡丹江', 175: '七台河', 176: '齐齐哈尔', 177: '双鸭山', 178: '绥化', 179: '伊春'}, 13:{180: '武汉', 181: '仙桃', 182: '鄂州', 183: '黄冈', 184: '黄石', 185: '荆门', 186: '荆州', 187: '潜江', 188: '神农架林区', 189: '十堰', 190: '随州', 191: '天门', 192: '咸宁', 193: '襄樊', 194: '孝感', 195: '宜昌', 196: '恩施'}, 14:{197: '长沙', 198: '张家界', 199: '常德', 200: '郴州', 201: '衡阳', 202: '怀化', 203: '娄底', 204: '邵阳', 205: '湘潭', 206: '湘西', 207: '益阳', 208: '永州', 209: '岳阳', 210: '株洲'}, 15:{211: '长春', 212: '吉林', 213: '白城', 214: '白山', 215: '辽源', 216: '四平', 217: '松原', 218: '通化', 219: '延边'}, 16:{220: '南京', 221: '苏州', 222: '无锡', 223: '常州', 224: '淮安', 225: '连云港', 226: '南通', 227: '宿迁', 228: '泰州', 229: '徐州', 230: '盐城', 231: '扬州', 232: '镇江'}, 17:{233: '南昌', 234: '抚州', 235: '赣州', 236: '吉安', 237: '景德镇', 238: '九江', 239: '萍乡', 240: '上饶', 241: '新余', 242: '宜春', 243: '鹰潭'}, 18:{244: '沈阳', 245: '大连', 246: '鞍山', 247: '本溪', 248: '朝阳', 249: '丹东', 250: '抚顺', 251: '阜新', 252: '葫芦岛', 253: '锦州', 254: '辽阳', 255: '盘锦', 256: '铁岭', 257: '营口'}, 19:{258: '呼和浩特', 259: '阿拉善盟', 260: '巴彦淖尔盟', 261: '包头', 262: '赤峰', 263: '鄂尔多斯', 264: '呼伦贝尔', 265: '通辽', 266: '乌海', 267: '乌兰察布市', 268: '锡林郭勒盟', 269: '兴安盟'}, 20:{270: '银川', 271: '固原', 272: '石嘴山', 273: '吴忠', 274: '中卫'}, 21:{275: '西宁', 276: '果洛', 277: '海北', 278: '海东', 279: '海南', 280: '海西', 281: '黄南', 282: '玉树'}, 22:{283: '济南', 284: '青岛', 285: '滨州', 286: '德州', 287: '东营', 288: '菏泽', 289: '济宁', 290: '莱芜', 291: '聊城', 292: '临沂', 293: '日照', 294: '泰安', 295: '威海', 296: '潍坊', 297: '烟台', 298: '枣庄', 299: '淄博'}, 23:{300: '太原', 301: '长治', 302: '大同', 303: '晋城', 304: '晋中', 305: '临汾', 306: '吕梁', 307: '朔州', 308: '忻州', 309: '阳泉', 310: '运城'}, 24:{311: '西安', 312: '安康', 313: '宝鸡', 314: '汉中', 315: '商洛', 316: '铜川', 317: '渭南', 318: '咸阳', 319: '延安', 320: '榆林'}, 25:{321: '上海'}, 26:{322: '成都', 323: '绵阳', 324: '阿坝', 325: '巴中', 326: '达州', 327: '德阳', 328: '甘孜', 329: '广安', 330: '广元', 331: '乐山', 332: '凉山', 333: '眉山', 334: '南充', 335: '内江', 336: '攀枝花', 337: '遂宁', 338: '雅安', 339: '宜宾', 340: '资阳', 341: '自贡', 342: '泸州'}, 27:{343: '天津'}, 28:{344: '拉萨', 345: '阿里', 346: '昌都', 347: '林芝', 348: '那曲', 349: '日喀则', 350: '山南'}, 29:{351: '乌鲁木齐', 352: '阿克苏', 353: '阿拉尔', 354: '巴音郭楞', 355: '博尔塔拉', 356: '昌吉', 357: '哈密', 358: '和田', 359: '喀什', 360: '克拉玛依', 361: '克孜勒苏', 362: '石河子', 363: '图木舒克', 364: '吐鲁番', 365: '五家渠', 366: '伊犁'}, 30:{367: '昆明', 368: '怒江', 369: '普洱', 370: '丽江', 371: '保山', 372: '楚雄', 373: '大理', 374: '德宏', 375: '迪庆', 376: '红河', 377: '临沧', 378: '曲靖', 379: '文山', 380: '西双版纳', 381: '玉溪', 382: '昭通'}, 31:{383: '杭州', 384: '湖州', 385: '嘉兴', 386: '金华', 387: '丽水', 388: '宁波', 389: '绍兴', 390: '台州', 391: '温州', 392: '舟山', 393: '衢州'}, 32:{394: '重庆'}, 33:{395: '香港'}, 34:{396: '澳门'}, 35:{397: '台湾'}}
框体自动生成的代码
# -*- coding: utf-8 -*- # Form implementation generated from reading ui file 'D:\Python36\0_eric_project\test1\hello.ui' # # Created by: PyQt5 UI code generator 5.10.1 # # WARNING! All changes made in this file will be lost! from PyQt5 import QtCore, QtGui, QtWidgets class Ui_MainWindow(object): def setupUi(self, MainWindow): MainWindow.setObjectName("MainWindow") MainWindow.resize(684, 259) self.centralWidget = QtWidgets.QWidget(MainWindow) self.centralWidget.setObjectName("centralWidget") self.pushButton = QtWidgets.QPushButton(self.centralWidget) self.pushButton.setGeometry(QtCore.QRect(160, 190, 93, 28)) self.pushButton.setObjectName("pushButton") self.pushButton_2 = QtWidgets.QPushButton(self.centralWidget) self.pushButton_2.setGeometry(QtCore.QRect(390, 190, 93, 28)) self.pushButton_2.setObjectName("pushButton_2") self.lineEdit = QtWidgets.QLineEdit(self.centralWidget) self.lineEdit.setGeometry(QtCore.QRect(160, 30, 361, 21)) self.lineEdit.setObjectName("lineEdit") self.lineEdit_2 = QtWidgets.QLineEdit(self.centralWidget) self.lineEdit_2.setGeometry(QtCore.QRect(160, 70, 361, 21)) self.lineEdit_2.setObjectName("lineEdit_2") self.label = QtWidgets.QLabel(self.centralWidget) self.label.setGeometry(QtCore.QRect(20, 40, 72, 15)) self.label.setObjectName("label") self.label_2 = QtWidgets.QLabel(self.centralWidget) self.label_2.setGeometry(QtCore.QRect(20, 70, 72, 15)) self.label_2.setObjectName("label_2") self.comboBox = QtWidgets.QComboBox(self.centralWidget) self.comboBox.setGeometry(QtCore.QRect(180, 130, 87, 22)) self.comboBox.setObjectName("comboBox") self.comboBox_2 = QtWidgets.QComboBox(self.centralWidget) self.comboBox_2.setGeometry(QtCore.QRect(380, 130, 87, 22)) self.comboBox_2.setObjectName("comboBox_2") self.label_3 = QtWidgets.QLabel(self.centralWidget) self.label_3.setGeometry(QtCore.QRect(190, 110, 72, 15)) self.label_3.setObjectName("label_3") self.label_4 = QtWidgets.QLabel(self.centralWidget) self.label_4.setGeometry(QtCore.QRect(390, 110, 72, 15)) self.label_4.setObjectName("label_4") MainWindow.setCentralWidget(self.centralWidget) self.retranslateUi(MainWindow) self.pushButton_2.clicked.connect(MainWindow.close) QtCore.QMetaObject.connectSlotsByName(MainWindow) def retranslateUi(self, MainWindow): _translate = QtCore.QCoreApplication.translate MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow")) self.pushButton.setText(_translate("MainWindow", "开始")) self.pushButton_2.setText(_translate("MainWindow", "退出")) self.label.setText(_translate("MainWindow", "显示省份")) self.label_2.setText(_translate("MainWindow", "显示城市")) self.label_3.setText(_translate("MainWindow", "选择省份")) self.label_4.setText(_translate("MainWindow", "选择城市")) if __name__ == "__main__": import sys app = QtWidgets.QApplication(sys.argv) MainWindow = QtWidgets.QMainWindow() ui = Ui_MainWindow() ui.setupUi(MainWindow) MainWindow.show() sys.exit(app.exec_())
增加功能实现代码
# -*- coding: utf-8 -*- """ Module implementing MainWindow. """ import sys from PyQt5.QtCore import pyqtSlot from PyQt5.QtWidgets import QMainWindow, QApplication from Ui_hello import Ui_MainWindow import area class MainWindow(QMainWindow, Ui_MainWindow): """ Class documentation goes here. """ def __init__(self, parent=None): """ Constructor @param parent reference to the parent widget @type QWidget """ super(MainWindow, self).__init__(parent) self.setupUi(self) # 初始化省 self.comboBox.clear() # 清空items self.comboBox.addItem('请选择') for k, v in area.dictProvince.items(): self.comboBox.addItem(v, k) # 键、值反转 @pyqtSlot(int) # 取市的键值 def on_comboBox_activated(self, index): key = self.comboBox.itemData(index) print(key) self.comboBox_2.clear() # 清空items if key: self.comboBox_2.addItem('请选择') # 初始化市 for k, v in area.dictCity[key].items(): self.comboBox_2.addItem(v, k) # 键、值反转 @pyqtSlot() def on_pushButton_clicked(self): #获取当前选项框索引 province_index = self.comboBox.currentIndex() city_index = self.comboBox_2.currentIndex() # 取当前省市县名称 province_name = self.comboBox.itemText(province_index) city_name = self.comboBox_2.itemText(city_index) print(province_name,city_name) self.lineEdit.setText(province_name)#显示省份 self.lineEdit_2.setText(city_name)#显示城市 if __name__ == '__main__': app = QApplication(sys.argv) ui = MainWindow() ui.show() sys.exit(app.exec_())