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virtual_memories_2 (1)

Author
importostar
Published
2020/05/07
Updated
2020/06/20
Article Outline

Example Python program virtual_memories_2 (1).py This program creates a PyQt GUI Python version 3.x or newer. To check the Python version use:

python --version

Modules

  • from PyQt5 import QtCore, QtGui, QtWidgets
  • import time
  • import io
  • import traceback
  • from PyQt5.QtWidgets import QMessageBox
  • import os
  • import sys

Classes

  • class Ui_hGUI(QtWidgets.QWidget):

Methods

  • def init(self):
  • def setupUi(self, hGUI):
  • def retranslateUi(self, hGUI):
  • def widget_close(self):
  • def widget_minimize(self):
  • def qt_message_handler(mode, context, message):
  • def excepthook(excType, excValue, tracebackobj):

Code

Example Python PyQt program :

# -*- coding: utf-8 -*-

# Form implementation generated from reading ui file 'C:\Users\Master\Desktop\Virtual Memories\virtualmemories___.ui'
#
# Created by: PyQt5 UI code generator 5.7
#
# WARNING! All changes made in this file will be lost!

from PyQt5 import QtCore, QtGui, QtWidgets

class Ui_hGUI(QtWidgets.QWidget):
    def __init__(self):
        QtWidgets.QWidget.__init__(self)

        self.widget_title = "Virtual Memories"
        self.widget_version = "1.0.0"

        self.image_button_close = "imgs/button_close.png"
        self.image_button_close_hover = "imgs/button_close_hover.png"
        self.image_button_minimize = "imgs/button_minimize.png"
        self.image_button_minimize_hover = "imgs/button_minimize_hover.png"
        self.image_button_screenshot = "imgs/button_screenshot.png"
        self.image_button_screenshot_hover = "imgs/button_screenshot_hover.png"
        self.image_button_imgur = "imgs/button_imgur.png"
        self.image_button_imgur_hover = "imgs/button_imgur_hover.png"

        self.tooltip_button_close = "Close"
        self.tooltip_button_minimize = "Minimise"
        self.tooltip_button_screenshot = "Capture screen area"
        self.tooltip_button_imgur = "Go to imgur.com"
        self.tooltip_label_link = "Double click to copy"
        self.tooltip_label_version = "Current version"

    def setupUi(self, hGUI):
        hGUI.setObjectName("hGUI")
        hGUI.resize(161, 172)
        hGUI.setMinimumSize(QtCore.QSize(161, 172))
        hGUI.setMaximumSize(QtCore.QSize(161, 172))
        hGUI.setStyleSheet("QWidget#hGUI {\n"
"    background-color: #000;\n"
"    color: #FFF;\n"
"    border-radius: 5px;\n"
"    font: 75 8pt \"Berlin Sans FB\";\n"
"}\n"
"\n"
"QPushButton#btn_screenshot {\n"
"    background-color: #000;\n"
"}\n"
"\n"
"QPushButton#btn_imgur {\n"
"    background-color: #000;\n"
"}\n"
"\n"
"QPushButton#btn_close {\n"
"    background-color: #000;\n"
"    border: 1px solid #2E8B57;\n"
"}\n"
"\n"
"QPushButton#btn_close::hover {\n"
"    background-color: #000;\n"
"    border: 1px solid #8FBC8F;\n"
"}\n"
"\n"
"QPushButton#btn_minimize {\n"
"    background-color: #000;\n"
"    border: 1px solid #2E8B57;\n"
"}\n"
"\n"
"QPushButton#btn_minimize::hover {\n"
"    background-color: #000;\n"
"    border: 1px solid #8FBC8F;\n"
"}\n"
"\n"
"QPushButton#btn_frame {\n"
"    background-color: #000;\n"
"}\n"
"\n"
"QLabel#lbl_link_ {\n"
"    color: #FFD700;\n"
"    font-weight: bold;\n"
"    font-style: italic;\n"
"    font: 8pt \"Cooper Black\";\n"
"}    \n"
"\n"
"QLabel#lbl_link {\n"
"    color: #8FBC8F;\n"
"    font: 9pt \"David\";\n"
"}\n"
"\n"
"QLabel#lbl_link::hover {\n"
"    color: #98FB98;\n"
"}\n"
"\n"
"QLabel#lbl_version {\n"
"    color: #98FB98; /*\' light green */\n"
"    font: 7pt \"Nirmala UI\";\n"
"    font-style: italic;\n"
"}\n"
"\n"
"QLabel#lbl_copy {\n"
"    color: #FFF;\n"
"}\n"
"\n"
"QCheckBox {\n"
"    color: #FFF;\n"
"    font: 8pt \"Arial\";\n"
"}")
        self.btn_close = QtWidgets.QPushButton(hGUI)
        self.btn_close.setGeometry(QtCore.QRect(141, 0, 20, 20))
        font = QtGui.QFont()
        font.setBold(True)
        font.setWeight(75)
        self.btn_close.setFont(font)
        self.btn_close.setText("")
        icon = QtGui.QIcon()
        icon.addPixmap(QtGui.QPixmap(self.image_button_close), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.btn_close.setIcon(icon)
        self.btn_close.setIconSize(QtCore.QSize(10, 10))
        self.btn_close.setObjectName("btn_close")
        self.btn_minimize = QtWidgets.QPushButton(hGUI)
        self.btn_minimize.setGeometry(QtCore.QRect(121, 0, 20, 20))
        font = QtGui.QFont()
        font.setFamily("Rod")
        self.btn_minimize.setFont(font)
        self.btn_minimize.setText("")
        icon1 = QtGui.QIcon()
        icon1.addPixmap(QtGui.QPixmap(self.image_button_minimize), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.btn_minimize.setIcon(icon1)
        self.btn_minimize.setIconSize(QtCore.QSize(10, 10))
        self.btn_minimize.setObjectName("btn_minimize")
        self.lbl_version = QtWidgets.QLabel(hGUI)
        self.lbl_version.setGeometry(QtCore.QRect(90, 0, 31, 16))
        font = QtGui.QFont()
        font.setFamily("Nirmala UI")
        font.setPointSize(7)
        font.setBold(False)
        font.setItalic(True)
        font.setWeight(50)
        self.lbl_version.setFont(font)
        self.lbl_version.setObjectName("lbl_version")
        self.lbl_link_ = QtWidgets.QLabel(hGUI)
        self.lbl_link_.setGeometry(QtCore.QRect(10, 140, 141, 16))
        self.lbl_link_.setObjectName("lbl_link_")
        self.lbl_link = QtWidgets.QLabel(hGUI)
        self.lbl_link.setGeometry(QtCore.QRect(10, 150, 151, 20))
        self.lbl_link.setObjectName("lbl_link")
        self.btn_screenshot = QtWidgets.QPushButton(hGUI)
        self.btn_screenshot.setGeometry(QtCore.QRect(30, 40, 101, 81))
        self.btn_screenshot.setText("")
        icon2 = QtGui.QIcon()
        icon2.addPixmap(QtGui.QPixmap(self.image_button_screenshot), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.btn_screenshot.setIcon(icon2)
        self.btn_screenshot.setIconSize(QtCore.QSize(100, 100))
        self.btn_screenshot.setObjectName("btn_screenshot")
        self.btn_imgur = QtWidgets.QPushButton(hGUI)
        self.btn_imgur.setGeometry(QtCore.QRect(4, 4, 61, 21))
        self.btn_imgur.setText("")
        icon3 = QtGui.QIcon()
        icon3.addPixmap(QtGui.QPixmap(self.image_button_imgur), QtGui.QIcon.Normal, QtGui.QIcon.Off)
        self.btn_imgur.setIcon(icon3)
        self.btn_imgur.setIconSize(QtCore.QSize(50, 50))
        self.btn_imgur.setObjectName("btn_imgur")

        self.retranslateUi(hGUI)
        QtCore.QMetaObject.connectSlotsByName(hGUI)

    def retranslateUi(self, hGUI):
        _translate = QtCore.QCoreApplication.translate
        hGUI.setWindowTitle(_translate("hGUI", "Virtual Memories"))
        self.btn_close.setToolTip(_translate("hGUI", self.tooltip_button_close))
        self.btn_minimize.setToolTip(_translate("hGUI", self.tooltip_button_minimize))
        self.lbl_version.setToolTip(_translate("hGUI", self.tooltip_label_version))
        self.lbl_version.setText(_translate("hGUI", "V1.0.0"))
        self.lbl_link_.setText(_translate("hGUI", "LINK - NOT COPIED"))
        self.lbl_link.setToolTip(_translate("hGUI", self.tooltip_label_link))
        self.lbl_link.setText(_translate("hGUI", "Screenshot not taken"))
        self.btn_screenshot.setToolTip(_translate("hGUI", self.tooltip_button_screenshot))
        self.btn_imgur.setToolTip(_translate("hGUI", self.tooltip_button_imgur))

        self.btn_close.clicked.connect(self.widget_close)
        self.btn_minimize.clicked.connect(self.widget_minimize)

    def widget_close(self):
        sys.exit(app.exec_())

    def widget_minimize(self):
        if self.windowState() != Qt.WindowMinimized:
            self.setWindowState(Qt.WindowMinimized)
            self.showMinimized()
        else:
            self.setWindowState(Qt.WindowNoState)

# http://stackoverflow.com/a/35902894/228539
def qt_message_handler(mode, context, message):
    if mode == QtCore.QtInfoMsg:
        mode = 'INFO'
    elif mode == QtCore.QtWarningMsg:
        mode = 'WARNING'
    elif mode == QtCore.QtCriticalMsg:
        mode = 'CRITICAL'
    elif mode == QtCore.QtFatalMsg:
        mode = 'FATAL'
    else:
        mode = 'DEBUG'
    print('qt_message_handler: line: %d, func: %s(), file: %s' % (
          context.line, context.function, context.file))
    print('  %s: %s\n' % (mode, message))

QtCore.qInstallMessageHandler(qt_message_handler)
import time
import io
import traceback
from PyQt5.QtWidgets import QMessageBox
import os
# TODO: Consider updating from...
#       http://die-offenbachs.homelinux.org:48888/hg/eric/file/a1e53a9ffcf3/eric6.py#l134

# TODO: deal with licensing for swiped code (GPL3)
#       http://die-offenbachs.homelinux.org:48888/hg/eric/file/a1e53a9ffcf3/LICENSE.GPL3

def excepthook(excType, excValue, tracebackobj):
    """
    Global function to catch unhandled exceptions.
    @param excType exception type
    @param excValue exception value
    @param tracebackobj traceback object
    """
    separator = '-' * 70
    email = "[email protected]"

    try:
        hash = 'Revision Hash: {}\n\n'.format(epyq.revision.hash)
    except:
        hash = ''

    notice = \
        """An unhandled exception occurred. Please report the problem via email to:\n"""\
        """\t\t{email}\n\n{hash}"""\
        """A log has been written to "".\n\nError information:\n""".format(
        email=email, hash=hash)#, log=log.name)
    # TODO: add something for version
    versionInfo=""
    timeString = time.strftime("%Y-%m-%d, %H:%M:%S")

    tbinfofile = io.StringIO()
    traceback.print_tb(tracebackobj, None, tbinfofile)
    tbinfofile.seek(0)
    tbinfo = tbinfofile.read()
    errmsg = '%s: \n%s' % (str(excType), str(excValue))
    sections = [separator, timeString, separator, errmsg, separator, tbinfo]
    msg = '\n'.join(sections)

    errorbox = QMessageBox()
    errorbox.setWindowTitle("EPyQ")
    errorbox.setIcon(QMessageBox.Critical)

    # TODO: CAMPid 980567566238416124867857834291346779
    # ico_file = os.path.join(QFileInfo.absolutePath(QFileInfo(__file__)), 'icon.ico')
    # ico = QtGui.QIcon(ico_file)
    # errorbox.setWindowIcon(ico)

    complete = str(notice) + str(msg) + str(versionInfo)

    sys.stderr.write(complete)
    errorbox.setText(complete)
    errorbox.exec_()


if __name__ == "__main__":
    import sys

    sys.excepthook = excepthook

    app = QtWidgets.QApplication(sys.argv)
    hGUI = QtWidgets.QWidget(flags = QtCore.Qt.FramelessWindowHint)
    ui = Ui_hGUI()
    ui.setupUi(hGUI)
    hGUI.show()
    sys.exit(app.exec_())
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