from TermTk import TTkUtil, TTkUiLoader, TTk, TTkWindow
from TermTk import pyTTkSlot


class MyTextEditor(TTkWindow):
    def __init__(self):
        # The "TTkUiLoader" is responsible to init this custom object
        # and extend it to the "textEditWindow" created in this tutorial
        # NOTE: no "super().__init__()" is required
        TTkUiLoader.loadDict(TTkUtil.base64_deflate_2_obj(
            "eJytVltvG0UUXtvrXV96yYVSICBWFVIdJCwHoRLUvCSmMXTr1koMFarysNkd+Yy63rV2Z0ODVKniyalGPMCg8FYBggd+AU/8pv4Ezsyur0lQEuGV5T3znTnzfd/c/EL/" +
            "+ZuKpj7PRY2bBySKaRgIXlyrN+oNwQssoUJCRdd34ljwcrf79DENvPBbwY2BEzn9WOH6Q6dPBL+KWJc8Y/c8ysJI8FInjCmTJfdEzdbtPOH6Lv2OqPBL+wbh5TYNrMfU" +
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            "xLuk0k58Ri2ZIYaSYm5qEZUSkiS86oZBQFy5mOPsYuRGTAJ5PcMxL0XEJfRABqvYTnuB4wu+nOD1tXngUF9eWrV9vN5xieuxH8o7LiYsu/szRHnxKxzDb7ABv/PliJzs" +
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            "j6ZfvDv8jWkVTNsO3SSWFElS/xfnLV9T"), self)

        # Connect the open routine to the (open)"filePicked" event
        self.getWidgetByName("BtnOpen").filePicked.connect(self.openRoutine)
        # Connect the save routine to the (save)"filePicked" event
        self.getWidgetByName("BtnSave").filePicked.connect(self.saveRoutine)

    # This is a generic routine to open/read a file
    # and push the content to the "TextEdit" widget
    pyTTkSlot(str)
    def openRoutine(self, fileName):
        textEdit = self.getWidgetByName("TextEdit")
        with open(fileName) as fp:
            textEdit.setText(fp.read())

    # This is a generic routine to save the content of
    # the "TextEdit" widget to the chosen file
    pyTTkSlot(str)
    def saveRoutine(self, fileName):
        textEdit = self.getWidgetByName("TextEdit")
        with open(fileName, 'w') as fp:
            fp.write(textEdit.toPlainText())

# Initialize TTK, add the window widget, and start the main loop
root=TTk()
root.layout().addWidget(MyTextEditor())
root.mainloop()