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

Overview

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_())

Result

example.mp4
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