Renamed

pyqt5/tutorials/basic-widgets/example_001.py

@@ -0,0 +1,63 @@
+import sys
+
+from PyQt5.QtWidgets import (
+    QApplication,
+    QCheckBox,
+    QComboBox,
+    QDateEdit,
+    QDateTimeEdit,
+    QDial,
+    QDoubleSpinBox,
+    QFontComboBox,
+    QLabel,
+    QLCDNumber,
+    QLineEdit,
+    QMainWindow,
+    QProgressBar,
+    QPushButton,
+    QRadioButton,
+    QSlider,
+    QSpinBox,
+    QTimeEdit,
+    QVBoxLayout,
+    QWidget,
+)
+
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("Widgets App")
+
+        layout = QVBoxLayout()
+        widgets = [
+            QCheckBox,
+            QComboBox,
+            QDateEdit,
+            QDateTimeEdit,
+            QDial,
+            QDoubleSpinBox,
+            QFontComboBox,
+            QLCDNumber,
+            QLabel,
+            QLineEdit,
+            QProgressBar,
+            QPushButton,
+            QRadioButton,
+            QSlider,
+            QSpinBox,
+            QTimeEdit,
+        ]
+
+        for w in widgets:
+            layout.addWidget(w())
+
+        widget = QWidget()
+        widget.setLayout(layout)
+        self.setCentralWidget(widget)
+
+
+app = QApplication(sys.argv)
+window = MainWindow()
+window.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_002.py

@@ -0,0 +1,29 @@
+import sys
+
+from PyQt5.QtCore import Qt
+from PyQt5.QtWidgets import (
+    QApplication,
+    QCheckBox,
+    QComboBox,
+    QDial,
+    QDoubleSpinBox,
+    QLabel,
+    QLineEdit,
+    QListWidget,
+    QMainWindow,
+    QSlider,
+    QSpinBox,
+)
+
+
+class MainWindow(QMainWindow):
+
+    def __init__(self):
+        super(MainWindow, self).__init__()
+        self.setWindowTitle("My App")
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_003.py

@@ -0,0 +1,26 @@
+import sys
+
+from PyQt5.QtCore import Qt
+from PyQt5.QtWidgets import QApplication, QLabel, QMainWindow
+
+
+class MainWindow(QMainWindow):
+
+    def __init__(self):
+        super(MainWindow, self).__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QLabel("Hello")
+        font = widget.font()
+        font.setPointSize(30)
+        widget.setFont(font)
+        widget.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
+
+        self.setCentralWidget(widget)
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_004.py

@@ -0,0 +1,26 @@
+import sys
+
+from PyQt5.QtCore import Qt
+from PyQt5.QtGui import QPixmap
+from PyQt5.QtWidgets import QApplication, QLabel, QMainWindow
+
+
+class MainWindow(QMainWindow):
+
+    def __init__(self):
+        super(MainWindow, self).__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QLabel()
+        widget.setPixmap(QPixmap("otje.jpg"))
+        widget.setScaledContents(True)
+        widget.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
+
+        self.setCentralWidget(widget)
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_005.py

@@ -0,0 +1,28 @@
+import sys
+
+from PyQt5.QtCore import Qt
+from PyQt5.QtWidgets import QApplication, QCheckBox, QMainWindow
+
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super(MainWindow, self).__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QCheckBox()
+        widget.setCheckState(Qt.Checked)
+
+        widget.stateChanged.connect(self.show_state)
+
+        self.setCentralWidget(widget)
+
+    def show_state(self, s):
+        print(s == Qt.Checked)
+        print(s)
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_006.py

@@ -0,0 +1,31 @@
+import sys
+
+from PyQt5.QtWidgets import QApplication, QComboBox, QMainWindow
+
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super(MainWindow, self).__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QComboBox()
+        widget.addItems(["One", "Two", "Three"])
+
+        widget.currentIndexChanged.connect(self.index_changed)
+
+        widget.currentTextChanged.connect(self.text_changed)
+
+        self.setCentralWidget(widget)
+
+    def index_changed(self, i):
+        print(i)
+
+    def text_changed(self, s):
+        print(s)
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_007.py

@@ -0,0 +1,30 @@
+import sys
+
+from PyQt5.QtWidgets import QApplication, QListWidget, QMainWindow
+
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super(MainWindow, self).__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QListWidget()
+        widget.addItems(["One", "Two", "Three"])
+
+        widget.currentItemChanged.connect(self.index_changed)
+        widget.currentTextChanged.connect(self.text_changed)
+
+        self.setCentralWidget(widget)
+
+    def index_changed(self, i):
+        print(i.text())
+
+    def text_changed(self, s):
+        print(s)
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_008.py

@@ -0,0 +1,46 @@
+import sys
+
+from PyQt5.QtWidgets import QApplication, QLineEdit, QMainWindow
+
+
+class MainWindow(QMainWindow):
+
+    def __init__(self):
+        super(MainWindow, self).__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QLineEdit()
+        widget.setMaxLength(10)
+        widget.setPlaceholderText("Enter your text")
+
+        # widget.setReadOnly(True) # uncomment this to make readonly
+
+        widget.returnPressed.connect(self.return_pressed)
+        widget.selectionChanged.connect(self.selection_changed)
+        widget.textChanged.connect(self.text_changed)
+        widget.textEdited.connect(self.text_edited)
+
+        self.setCentralWidget(widget)
+
+    def return_pressed(self):
+        print("Return pressed!")
+        self.centralWidget().setText("BOOM!")
+
+    def selection_changed(self):
+        print("Selection changed")
+        print(self.centralWidget().selectedText())
+
+    def text_changed(self, s):
+        print("Text changed...")
+        print(s)
+
+    def text_edited(self, s):
+        print("Text edited...")
+        print(s)
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_009.py

@@ -0,0 +1,37 @@
+import sys
+
+from PyQt5.QtWidgets import QApplication, QMainWindow, QSpinBox
+
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super().__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QSpinBox()
+        # Or: widget = QDoubleSpinBox()
+
+        widget.setMinimum(-9)
+        widget.setMaximum(3)
+        # Or: widget.setRange(-9, 3)
+
+        widget.setPrefix("$")
+        widget.setSuffix("c")
+        widget.setSingleStep(3)  # Or e.g. 3.0 for QDoubleSpinBox
+        widget.valueChanged.connect(self.value_changed)
+        widget.textChanged.connect(self.value_changed_str)
+
+        self.setCentralWidget(widget)
+
+    def value_changed(self, i):
+        print(i)
+
+    def value_changed_str(self, s):
+        print(s)
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_010.py

@@ -0,0 +1,43 @@
+import sys
+
+from PyQt5.QtWidgets import QApplication, QMainWindow, QSlider
+
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super().__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QSlider()
+
+        widget.setMinimum(-10)
+        widget.setMaximum(3)
+        # Or: widget.setRange(-10,3)
+
+        widget.setSingleStep(3)
+
+        widget.valueChanged.connect(self.value_changed)
+        widget.sliderMoved.connect(self.slider_position)
+        widget.sliderPressed.connect(self.slider_pressed)
+        widget.sliderReleased.connect(self.slider_released)
+
+        self.setCentralWidget(widget)
+
+    def value_changed(self, i):
+        print(i)
+
+    def slider_position(self, p):
+        print("Position", p)
+
+    def slider_pressed(self):
+        print("Pressed!")
+
+    def slider_released(self):
+        print("Released")
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()

pyqt5/tutorials/basic-widgets/example_011.py

@@ -0,0 +1,39 @@
+import sys
+
+from PyQt5.QtWidgets import QApplication, QDial, QMainWindow
+
+
+class MainWindow(QMainWindow):
+    def __init__(self):
+        super().__init__()
+
+        self.setWindowTitle("My App")
+
+        widget = QDial()
+        widget.setRange(-10, 100)
+        widget.setSingleStep(1)
+
+        widget.valueChanged.connect(self.value_changed)
+        widget.sliderMoved.connect(self.slider_position)
+        widget.sliderPressed.connect(self.slider_pressed)
+        widget.sliderReleased.connect(self.slider_released)
+
+        self.setCentralWidget(widget)
+
+    def value_changed(self, i):
+        print(i)
+
+    def slider_position(self, p):
+        print("Position", p)
+
+    def slider_pressed(self):
+        print("Pressed!")
+
+    def slider_released(self):
+        print("Released")
+
+
+app = QApplication(sys.argv)
+w = MainWindow()
+w.show()
+app.exec()