Mercurial Repositories > eric / file diff

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/eric6/MicroPython/EspFirmwareSelectionDialog.py	Wed Jul 31 20:41:39 2019 +0200
@@ -0,0 +1,109 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2019 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing a dialog to select the ESP chip type and the firmware to
+be flashed.
+"""
+
+from __future__ import unicode_literals
+
+import os
+
+from PyQt5.QtCore import pyqtSlot, QRegularExpression
+from PyQt5.QtGui import QRegularExpressionValidator
+from PyQt5.QtWidgets import QDialog, QDialogButtonBox
+
+from E5Gui.E5PathPicker import E5PathPickerModes
+
+from .Ui_EspFirmwareSelectionDialog import Ui_EspFirmwareSelectionDialog
+
+
+class EspFirmwareSelectionDialog(QDialog, Ui_EspFirmwareSelectionDialog):
+    """
+    Class implementing a dialog to select the ESP chip type and the firmware to
+    be flashed.
+    """
+    def __init__(self, addon=False, parent=None):
+        """
+        Constructor
+        
+        @param addon flag indicating an addon firmware
+        @type bool
+        @param parent reference to the parent widget
+        @type QWidget
+        """
+        super(EspFirmwareSelectionDialog, self).__init__(parent)
+        self.setupUi(self)
+        
+        self.__addon = addon
+        
+        self.firmwarePicker.setMode(E5PathPickerModes.OpenFileMode)
+        self.firmwarePicker.setFilters(
+            self.tr("Firmware Files (*.bin);;All Files (*)"))
+        
+        self.espComboBox.addItems(["", "ESP32", "ESP8266"])
+        
+        if addon:
+            self.__validator = QRegularExpressionValidator(
+                QRegularExpression(r"[0-9a-fA-F]{0,4}")
+            )
+            self.addressEdit.setValidator(self.__validator)
+        else:
+            self.addressLabel.hide()
+            self.addressEdit.hide()
+        
+        msh = self.minimumSizeHint()
+        self.resize(max(self.width(), msh.width()), msh.height())
+    
+    def __updateOkButton(self):
+        """
+        Private method to update the state of the OK button.
+        """
+        firmwareFile = self.firmwarePicker.text()
+        enable = (bool(self.espComboBox.currentText()) and
+                  bool(firmwareFile) and os.path.exists(firmwareFile))
+        if self.__addon:
+            enable &= bool(self.addressEdit.text())
+        self.buttonBox.button(QDialogButtonBox.Ok).setEnabled(enable)
+    
+    @pyqtSlot(str)
+    def on_espComboBox_currentTextChanged(self, chip):
+        """
+        Private slot to handle the selection of a chip type.
+        
+        @param chip selected chip type 
+        @type str
+        """
+        self.__updateOkButton()
+    
+    @pyqtSlot(str)
+    def on_firmwarePicker_textChanged(self, firmware):
+        """
+        Private slot handling a change of the firmware path.
+        
+        @param firmware path to the firmware
+        @type str
+        """
+        self.__updateOkButton()
+    
+    def getData(self):
+        """
+        Public method to get the entered data.
+        
+        @return tuple containing the selected chip type, the path of the
+            firmware file and the flash address
+        @rtype tuple of (str, str, str)
+        """
+        if self.__addon:
+            address = self.addressEdit.text()
+        else:
+            address = ""
+        
+        return (
+            self.espComboBox.currentText().lower(),
+            self.firmwarePicker.text(),
+            address,
+        )