ORPA-pyOpenRPA/Resources/WPy64-3720/notebooks/docs/Qt_libraries_demo.ipynb

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   "source": [
    "#  Qt Demo\n",
    "\n",
    "This will launch various Qt compatible packages\n",
    "\n",
    "Nota: as of 2018-04-29th, PySide2-5.11 compatibility is\n",
    " - Ok for Qtconsole, Qtpy, pyzo, wppm \n",
    " - ToDo for PyQtgraph, Spyder, guidata, guiqwt, rx\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Qt4 & Qt5 Dedicated Graphic libraries: PyQtgraph, guidata, guiqwt"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# PyQtgraph (Scientific Graphics and GUI Library for Python)\n",
    "import pyqtgraph.examples; pyqtgraph.examples.run()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Guidata (Python library generating graphical user interfaces for easy dataset editing and display)\n",
    "from guidata import tests; tests.run()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Guiqwt (Efficient 2D plotting Python library based on PythonQwt)\n",
    "from guiqwt import tests; tests.run()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "#QtDemo (if present)\n",
    "!if exist \"%WINPYDIR%\\Lib\\site-packages\\PyQt5\\examples\\qtdemo\\qtdemo.py\"  \"%WINPYDIR%\\python.exe\" \"%WINPYDIR%\\Lib\\site-packages\\PyQt5\\examples\\qtdemo\\qtdemo.py\"\n",
    "!if exist \"%WINPYDIR%\\Lib\\site-packages\\PyQt4\\examples\\demos\\qtdemo\\qtdemo.pyw\"\"%WINPYDIR%\\pythonw.exe\" \"%WINPYDIR%\\Lib\\site-packages\\PyQt4\\examples\\demos\\qtdemo\\qtdemo.pyw\"\n",
    "!if exist \"%WINPYDIR%\\Lib\\site-packages\\PySide2\\examples\\datavisualization\" \"%WINPYDIR%\\python.exe\" \"%WINPYDIR%\\Lib\\site-packages\\PySide2\\examples\\datavisualization\\bars3d.py\"\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Reactive programing: rx"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# from https://github.com/ReactiveX/RxPY/blob/master/examples/timeflie\n",
    "from rx.subjects import Subject\n",
    "from rx.concurrency import QtScheduler\n",
    "import sys\n",
    "\n",
    "try:\n",
    "    from PyQt4 import QtCore\n",
    "    from PyQt4.QtGui import QWidget, QLabel\n",
    "    from PyQt4.QtGui import QApplication\n",
    "except ImportError:\n",
    "    try:\n",
    "        from PyQt5 import QtCore\n",
    "        from PyQt5.QtWidgets import QApplication, QWidget, QLabel\n",
    "    except ImportError:\n",
    "        from PySide import QtCore\n",
    "        from PySide.QtGui import QWidget, QLabel\n",
    "        from PySide.QtGui import QApplication\n",
    "\n",
    "\n",
    "class Window(QWidget):\n",
    "\n",
    "    def __init__(self):\n",
    "        super(QWidget, self).__init__()\n",
    "        self.setWindowTitle(\"Rx for Python rocks\")\n",
    "        self.resize(600, 600)\n",
    "        self.setMouseTracking(True)\n",
    "\n",
    "        # This Subject is used to transmit mouse moves to labels\n",
    "        self.mousemove = Subject()\n",
    "\n",
    "    def mouseMoveEvent(self, event):\n",
    "        self.mousemove.on_next((event.x(), event.y()))\n",
    "\n",
    "\n",
    "def main():\n",
    "    app = QApplication(sys.argv)\n",
    "    scheduler = QtScheduler(QtCore)\n",
    "\n",
    "    window = Window()\n",
    "    window.show()\n",
    "\n",
    "    text = 'TIME FLIES LIKE AN ARROW'\n",
    "    labels = [QLabel(char, window) for char in text]\n",
    "\n",
    "    def handle_label(i, label):\n",
    "\n",
    "        def on_next(pos):\n",
    "            x, y = pos\n",
    "            label.move(x + i*12 + 15, y)\n",
    "            label.show()\n",
    "\n",
    "        window.mousemove.delay(i*100, scheduler=scheduler).subscribe(on_next)\n",
    "\n",
    "    for i, label in enumerate(labels):\n",
    "        handle_label(i, label)\n",
    "\n",
    "    sys.exit(app.exec_())\n",
    "\n",
    "if __name__ == '__main__':\n",
    "    main()\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "!pip download --dest  C:\\WinP\\a QtPy"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
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