project setup

.vscode/launch.json

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+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Python: Current File",
+            "type": "python",
+            "request": "launch",
+            "program": "start.py",
+            "console": "integratedTerminal"
+        }
+    ]
+}

.vscode/settings.json

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+{
+    "python.linting.pylintEnabled": false,
+    "python.linting.enabled": true,
+    "python.linting.banditEnabled": true
+}

projetsysteme/__init__.py

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+# -*- coding: utf-8 -*-
+
+"""This module provides the projetsysteme package."""
+
+__version__ = "0.1.0"

projetsysteme/components.py

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+from PyQt5.QtWidgets import QMainWindow, QHBoxLayout, QWidget, QToolBar, QPushButton
+
+class AbstractWindow(QMainWindow):
+    def __init__(self, parent=None):
+        """Initializer."""
+        super().__init__()
+
+    def setupSidebarLayout(self,sidebarLayout, mainLayout):
+        layout = QHBoxLayout()
+        left = QWidget()
+        left.setLayout(sidebarLayout)
+
+        right = QWidget()
+        right.setLayout(mainLayout)
+
+        layout.addWidget(left)
+        layout.addWidget(right)
+        layout.setStretch(0, 3)
+        layout.setStretch(1, 7)
+
+        self.centralwidget = QWidget()
+        self.setCentralWidget(self.centralwidget)
+        self.centralwidget.setLayout(layout)
+
+
+    # automatizing setting the ToolBar for the app 
+    def setToolBar(self, menuItems):
+        tools = QToolBar()
+        self.addToolBar(tools)
+        for item in menuItems :
+            tools.addWidget(item)
+
+
+class QPrimaryButton(QPushButton):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args,**kwargs)
+        self.setStyleSheet("background-color: indigo;color:white;font-weight:bold;")
+

projetsysteme/dna.py

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+
+
+class DNA():
+    chain= ""
+
+    # read from fasta file
+    def __init__(self, path: str):
+        pass
+
+    # generate DNA Sequence from length
+    def __init__(slef, length: int):
+        pass

projetsysteme/main.py

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+# -*- coding: utf-8 -*-
+# rpcontacts/main.py
+
+"""This module provides RP Contacts application."""
+
+import sys
+
+from PyQt5.QtWidgets import QApplication
+
+from .views import Window
+
+def main():
+    """RP Contacts main function."""
+    # Create the application
+    app = QApplication(sys.argv)
+    # Create the main window
+    win = Window()
+    win.show()
+    # Run the event loop
+    sys.exit(app.exec())

projetsysteme/settings.py

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+"""
+Settings for PyQt Project
+"""
+
+
+window_title="Projet Système"

projetsysteme/test.py

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+from PyQt5.QtWidgets import QApplication, QMainWindow, QPushButton, QBoxLayout, QVBoxLayout, QHBoxLayout, QWidget, QTabWidget, QLabel
+import sys
+
+
+class Window(QMainWindow):
+    def __init__(self):
+        super().__init__()
+
+        # set the title of main window
+        self.setWindowTitle('Sidebar layout - www.luochang.ink')
+
+        # set the size of window
+        self.Width = 800
+        self.height = int(0.618 * self.Width)
+        self.resize(self.Width, self.height)
+
+        # add all widgets
+        self.btn_1 = QPushButton('1', self)
+        self.btn_2 = QPushButton('2', self)
+        self.btn_3 = QPushButton('3', self)
+        self.btn_4 = QPushButton('4', self)
+
+        self.btn_1.clicked.connect(self.button1)
+        self.btn_2.clicked.connect(self.button2)
+        self.btn_3.clicked.connect(self.button3)
+        self.btn_4.clicked.connect(self.button4)
+
+        # add tabs
+        self.tab1 = self.ui1()
+        self.tab2 = self.ui2()
+        self.tab3 = self.ui3()
+        self.tab4 = self.ui4()
+
+        self.initUI()
+
+    def initUI(self):
+        left_layout = QVBoxLayout()
+        left_layout.addWidget(self.btn_1)
+        left_layout.addWidget(self.btn_2)
+        left_layout.addWidget(self.btn_3)
+        left_layout.addWidget(self.btn_4)
+        left_layout.addStretch(5)
+        left_layout.setSpacing(20)
+        left_widget = QWidget()
+        left_widget.setLayout(left_layout)
+
+        self.right_widget = QTabWidget()
+        self.right_widget.tabBar().setObjectName("mainTab")
+
+        self.right_widget.addTab(self.tab1, '')
+        self.right_widget.addTab(self.tab2, '')
+        self.right_widget.addTab(self.tab3, '')
+        self.right_widget.addTab(self.tab4, '')
+
+        self.right_widget.setCurrentIndex(0)
+        self.right_widget.setStyleSheet('''QTabBar::tab{width: 0; \
+            height: 0; margin: 0; padding: 0; border: none;}''')
+
+        main_layout = QHBoxLayout()
+        main_layout.addWidget(left_widget)
+        main_layout.addWidget(self.right_widget)
+        main_layout.setStretch(0, 40)
+        main_layout.setStretch(1, 200)
+        main_widget = QWidget()
+        main_widget.setLayout(main_layout)
+        self.setCentralWidget(main_widget)
+
+    # ----------------- 
+    # buttons
+
+    def button1(self):
+        self.right_widget.setCurrentIndex(0)
+
+    def button2(self):
+        self.right_widget.setCurrentIndex(1)
+
+    def button3(self):
+        self.right_widget.setCurrentIndex(2)
+
+    def button4(self):
+        self.right_widget.setCurrentIndex(3)
+
+    # ----------------- 
+    # pages
+
+    def ui1(self):
+        main_layout = QVBoxLayout()
+        main_layout.addWidget(QLabel('page 1'))
+        main_layout.addStretch(5)
+        main = QWidget()
+        main.setLayout(main_layout)
+        return main
+
+    def ui2(self):
+        main_layout = QVBoxLayout()
+        main_layout.addWidget(QLabel('page 2'))
+        main_layout.addStretch(5)
+        main = QWidget()
+        main.setLayout(main_layout)
+        return main
+
+    def ui3(self):
+        main_layout = QVBoxLayout()
+        main_layout.addWidget(QLabel('page 3'))
+        main_layout.addStretch(5)
+        main = QWidget()
+        main.setLayout(main_layout)
+        return main
+
+    def ui4(self):
+        main_layout = QVBoxLayout()
+        main_layout.addWidget(QLabel('page 4'))
+        main_layout.addStretch(5)
+        main = QWidget()
+        main.setLayout(main_layout)
+        return main
+
+
+if __name__ == '__main__':
+    app = QApplication(sys.argv)
+    ex = Window()
+    ex.show()
+    sys.exit(app.exec_())

projetsysteme/views.py

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+# -*- coding: utf-8 -*-
+
+"""This module provides views to manage the contacts table."""
+
+from PyQt5.QtWidgets import (
+    QLabel, QPushButton, QVBoxLayout
+)
+
+from .settings import window_title
+from .components import AbstractWindow, QPrimaryButton
+
+
+
+class Window(AbstractWindow):
+    """Main Window."""
+    def __init__(self, parent=None):
+        """Initializer."""
+        super().__init__()
+        self.setWindowTitle(window_title)
+
+        self.setupUI()
+
+    def setupUI(self):
+        """Setup the main window's GUI."""
+        # Create Buttons
+        self.addButton = QPrimaryButton("Add")
+        self.deleteButton = QPushButton("Delete")
+        self.clearAllButton = QPushButton("clear all")
+
+        self.setToolBar([
+            QPushButton('hello'),
+            QPushButton('world')
+        ])
+
+        # Lay out the GUI
+        sidebarLayout = QVBoxLayout()
+        sidebarLayout.addWidget(self.addButton)
+        sidebarLayout.addWidget(self.deleteButton)
+        sidebarLayout.addWidget(self.clearAllButton)
+
+
+        mainLayout = QVBoxLayout()
+        label = QLabel()
+        label.setText("Hello world")
+        mainLayout.addWidget(label)
+
+        self.setupSidebarLayout(sidebarLayout, mainLayout)
+
+

start.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+# rpcontacts_project/rpcontacts.py
+
+"""This module provides RP Contacts entry point script."""
+
+from projetsysteme.main import main
+
+if __name__ == "__main__":
+    main()