update

kenwaldek · kenwaldek · commit 6a26b0d45522 · 2017-01-12T22:46:17.000+01:00
diff --git a/pyqt5_lesson14.py b/pyqt5_lesson14.py
@@ -0,0 +1,179 @@
+#! /usr/bin/env python3
+#  -*- coding:utf-8 -*-
+###############################################################
+# kenwaldek                           GPL-license
+
+# Title: PyQt5 lesson 14              Version: 1.0
+# Date: 09-01-17                      Language: python3
+# Description: pyqt5 gui and opening files
+# pythonprogramming.net from PyQt4 to PyQt5
+###############################################################
+# do something
+
+
+import sys
+from PyQt5.QtCore import QCoreApplication, Qt
+from PyQt5.QtGui import QIcon, QColor
+from PyQt5.QtWidgets import QApplication, QWidget, QMainWindow, QPushButton, QAction, QMessageBox
+from PyQt5.QtWidgets import QCalendarWidget, QFontDialog, QColorDialog, QTextEdit, QFileDialog
+from PyQt5.QtWidgets import QCheckBox, QProgressBar, QComboBox, QLabel, QStyleFactory, QLineEdit, QInputDialog
+
+
+
+class window(QMainWindow):
+
+    def __init__(self):
+        super(window, self).__init__()
+        self.setGeometry(50, 50, 800, 500)
+        self.setWindowTitle('pyqt5 Tut')
+        self.setWindowIcon(QIcon('pic.png'))
+
+        extractAction = QAction('&Get to the choppah', self)
+        extractAction.setShortcut('Ctrl+Q')
+        extractAction.setStatusTip('leave the app')
+        extractAction.triggered.connect(self.close_application)
+
+        openEditor = QAction('&Editor', self)
+        openEditor.setShortcut('Ctrl+E')
+        openEditor.setStatusTip('Open Editor')
+        openEditor.triggered.connect(self.editor)
+
+        openFile = QAction('&Open File', self)
+        openFile.setShortcut('Ctrl+O')
+        openFile.setStatusTip('Open File')
+        openFile.triggered.connect(self.file_open)
+
+        self.statusBar()
+
+        mainMenu = self.menuBar()
+        fileMenu = mainMenu.addMenu('&File')
+        fileMenu.addAction(extractAction)
+
+        fileMenu.addAction(openFile)
+
+        editorMenu = mainMenu.addMenu('&Editor')
+        editorMenu.addAction(openEditor)
+
+        extractAction = QAction(QIcon('pic.png'), 'flee the scene', self)
+        extractAction.triggered.connect(self.close_application)
+        self.toolBar = self.addToolBar('extraction')
+        self.toolBar.addAction(extractAction)
+
+        fontChoice = QAction('Font', self)
+        fontChoice.triggered.connect(self.font_choice)
+        # self.toolBar = self.addToolBar('Font')
+        self.toolBar.addAction(fontChoice)
+
+        cal = QCalendarWidget(self)
+        cal.move(500, 200)
+        cal.resize(200, 200)
+
+        self.home()
+
+    def editor(self):
+        self.textEdit = QTextEdit()
+        self.setCentralWidget(self.textEdit)
+
+
+
+    def file_open(self):
+        # need to make name an tupple otherwise i had an error and app crashed
+        name, _ = QFileDialog.getOpenFileName(self, 'Open File', options=QFileDialog.DontUseNativeDialog)
+        print('tot na dialog gelukt')
+        file = open(name, 'r')
+        print('na het inlezen gelukt')
+        self.editor()
+
+        with file:
+            text = file.read()
+            self.textEdit.setText(text)
+
+##End of code problem
+
+    def color_picker(self):
+        color = QColorDialog.getColor()
+        self.styleChoice.setStyleSheet('QWidget{background-color: %s}' % color.name())
+
+    def font_choice(self):
+        font, valid = QFontDialog.getFont()
+        if valid:
+            self.styleChoice.setFont(font)
+
+    def home(self):
+        btn = QPushButton('quit', self)
+        btn.clicked.connect(self.close_application)
+        btn.resize(btn.sizeHint())
+        btn.move(0, 100)
+
+        checkBox = QCheckBox('Enlarge window', self)
+        # checkBox.toggle()  # if you want to be checked in in the begin
+        checkBox.move(0, 50)
+        checkBox.stateChanged.connect(self.enlarge_window)
+
+        self.progress = QProgressBar(self)
+        self.progress.setGeometry(200, 80, 250, 20)
+
+        self.btn = QPushButton('download', self)
+        self.btn.move(200, 120)
+        self.btn.clicked.connect(self.download)
+
+        self.styleChoice = QLabel('Windows', self)
+        comboBox = QComboBox(self)
+        comboBox.addItem('motif')
+        comboBox.addItem('Windows')
+        comboBox.addItem('cde')
+        comboBox.addItem('Plastique')
+        comboBox.addItem('Cleanlooks')
+        comboBox.addItem('windowsvista')
+
+        comboBox.move(25, 250)
+        self.styleChoice.move(25, 150)
+        comboBox.activated[str].connect(self.style_choice)
+
+        color = QColor(0,0,0)
+        fontColer = QAction('font bg color', self)
+        fontColer.triggered.connect(self.color_picker)
+        self.toolBar.addAction(fontColer)
+
+        self.show()
+
+    def style_choice(self, text):
+        self.styleChoice.setText(text)
+        QApplication.setStyle(QStyleFactory.create(text))
+
+    def download(self):
+        self.completed = 0
+
+        while self.completed < 100:
+            self.completed += 0.0001
+            self.progress.setValue(self.completed)
+
+
+    def enlarge_window(self, state):
+        if state == Qt.Checked:
+            self.setGeometry(50, 50, 1000, 600)
+        else:
+            self.setGeometry(50, 50 , 500, 300)
+
+
+    def close_application(self):
+
+        choice = QMessageBox.question(self, 'Message',
+                                     "Are you sure to quit?", QMessageBox.Yes |
+                                     QMessageBox.No, QMessageBox.No)
+
+        if choice == QMessageBox.Yes:
+            print('quit application')
+            sys.exit()
+        else:
+            pass
+
+
+if __name__ == "__main__":  # had to add this otherwise app crashed
+
+    def run():
+        app = QApplication(sys.argv)
+        Gui = window()
+        sys.exit(app.exec_())
+
+run()
