pyqt-horizontal-selection-square-graphics-view

PyQt QGraphicsView with selection box. User can move vertical border of the box horizontally.

Requirements

PyQt5 >= 5.8

Setup

pip3 install git+https://github.com/yjg30737/pyqt-horizontal-selection-square-graphics-view.git --upgrade

Feature

Being able to drag and drop vertical border horizontally
Pressing mouse cursor to place more adjacent border on the spot.
Right click to release the focus of the box

Example

Code Sample

from PyQt5.QtWidgets import QWidget, QGridLayout, QApplication, QPushButton, QFileDialog

from pyqt_horizontal_selection_square_graphics_view.horizontalSelectionSquareGraphicsView import \
    HorizontalSelectionSquareGraphicsView


class HorizontalSelectionSquareGraphicsViewExample(QWidget):
    def __init__(self):
        super().__init__()
        self.__initUi()

    def __initUi(self):
        addImageBtn = QPushButton('Add image')
        addImageBtn.clicked.connect(self.__addImage)
        self.__view = HorizontalSelectionSquareGraphicsView()

        lay = QGridLayout()
        lay.addWidget(addImageBtn)
        lay.addWidget(self.__view)

        self.setLayout(lay)

    def __addImage(self):
        filename = QFileDialog.getOpenFileName(self, 'Open', '', 'Image Files (*.png *.jpg *.bmp)')
        if filename[0]:
            filename = filename[0]
            self.__view.setFile(filename)


if __name__ == "__main__":
    import sys

    app = QApplication(sys.argv)
    ex = HorizontalSelectionSquareGraphicsViewExample()
    ex.show()
    sys.exit(app.exec_())