diff -r 0eae5f616154 -r 70b8858199f5 MqttMonitor/MqttUserPropertiesEditor.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/MqttMonitor/MqttUserPropertiesEditor.py Wed Jul 21 20:10:36 2021 +0200
@@ -0,0 +1,104 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2021 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Module implementing an editor for MQTT v5 user properties.
+"""
+
+from PyQt6.QtCore import pyqtSlot
+from PyQt6.QtWidgets import QDialog, QTableWidgetItem
+
+from .Ui_MqttUserPropertiesEditor import Ui_MqttUserPropertiesEditor
+
+import UI.PixmapCache
+
+
+class MqttUserPropertiesEditor(QDialog, Ui_MqttUserPropertiesEditor):
+ """
+ Class implementing an editor for MQTT v5 user properties.
+ """
+ def __init__(self, header, properties, parent=None):
+ """
+ Constructor
+
+ @param header text to be shown in the dialog header label
+ @type str
+ @param properties list of defined user properties
+ @type list of tuple of (str, str)
+ @param parent reference to the parent widget (defaults to None)
+ @type QWidget (optional)
+ """
+ super().__init__(parent)
+ self.setupUi(self)
+
+ self.addButton.setIcon(UI.PixmapCache.getIcon("plus"))
+ self.deleteButton.setIcon(UI.PixmapCache.getIcon("minus"))
+ self.clearButton.setIcon(UI.PixmapCache.getIcon("editDelete"))
+
+ self.headerLabel.setText(header)
+
+ if properties:
+ self.propertiesTable.setRowCount(len(properties))
+ for row, (key, value) in enumerate(properties):
+ self.propertiesTable.setItem(row, 0, QTableWidgetItem(key))
+ self.propertiesTable.setItem(row, 1, QTableWidgetItem(value))
+
+ self.deleteButton.setEnabled(False)
+
+ @pyqtSlot()
+ def on_propertiesTable_itemSelectionChanged(self):
+ """
+ Private slot to handle the selection of rows.
+ """
+ self.deleteButton.setEnabled(
+ bool(self.propertiesTable.selectedItems()))
+
+ @pyqtSlot()
+ def on_addButton_clicked(self):
+ """
+ Private slot to add a row to the table.
+ """
+ self.propertiesTable.setRowCount(self.propertiesTable.rowCount() + 1)
+ self.propertiesTable.setCurrentCell(
+ self.propertiesTable.rowCount() - 1, 0)
+
+ @pyqtSlot()
+ def on_deleteButton_clicked(self):
+ """
+ Private slot to delete the selected rows.
+ """
+ selectedRanges = self.propertiesTable.selectedRanges()
+ selectedRows = [(r.bottomRow(), r.topRow()) for r in selectedRanges]
+ for bottomRow, topRow in sorted(selectedRows, reverse=True):
+ for row in range(bottomRow, topRow - 1, -1):
+ self.propertiesTable.removeRow(row)
+
+ @pyqtSlot()
+ def on_clearButton_clicked(self):
+ """
+ Private slot to delete all properties.
+ """
+ self.propertiesTable.clearContents()
+ self.propertiesTable.setRowCount(10)
+ self.propertiesTable.setCurrentCell(0, 0)
+
+ def getProperties(self):
+ """
+ Public method to get the list of defined user properties.
+
+ @return list of defined user properties
+ @rtype list of tuple of (str, str)
+ """
+ properties = []
+
+ for row in range(self.propertiesTable.rowCount()):
+ keyItem = self.propertiesTable.item(row, 0)
+ key = keyItem.text() if keyItem else ""
+ if key:
+ valueItem = self.propertiesTable.item(row, 1)
+ value = valueItem.text() if valueItem else ""
+ properties.append((key, value))
+
+ return properties
