From 9fbf517adcba40288c0aea202861235573cf9a44 Mon Sep 17 00:00:00 2001
From: Marius Stanciu <marius.adrian@gmail.com>
Date: Tue, 27 Oct 2020 00:33:32 +0200
Subject: [PATCH] - another GUI element for which I've overloaded the context
 menu to make it translatable: _ExpandableTextEdit

---
 CHANGELOG.md          |  1 +
 appGUI/GUIElements.py | 96 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 97 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f9ea86c2..5ac94c3d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,7 @@ CHANGELOG for FlatCAM beta
 - overloaded the context menu in several classes from GUI Elements such that the menus are now translated
 - fixed a formatting issue in the MainGUI.py file
 - updated the translations for the new strings that were added
+- another GUI element for which I've overloaded the context menu to make it translatable: _ExpandableTextEdit
 
 25.10.2020
 
diff --git a/appGUI/GUIElements.py b/appGUI/GUIElements.py
index f987fb31..9d221081 100644
--- a/appGUI/GUIElements.py
+++ b/appGUI/GUIElements.py
@@ -3442,6 +3442,19 @@ class _ExpandableTextEdit(QTextEdit):
         self.completer.insertText.connect(self.insertCompletion)
         self.completer.popup().clicked.connect(self.insert_completion_click)
 
+        self.menu = None
+        self.undo_flag = False
+        self.redo_flag = False
+
+        self.undoAvailable.connect(self.on_undo_available)
+        self.redoAvailable.connect(self.on_redo_available)
+
+    def on_undo_available(self, val):
+        self.undo_flag = val
+
+    def on_redo_available(self, val):
+        self.redo_flag = val
+
     def set_model_data(self, keyword_list):
         self.model.setStringList(keyword_list)
 
@@ -3528,6 +3541,89 @@ class _ExpandableTextEdit(QTextEdit):
         else:
             self.completer.popup().hide()
 
+    def contextMenuEvent(self, event):
+        self.menu = QtWidgets.QMenu()
+        tcursor = self.textCursor()
+        txt = tcursor.selectedText()
+
+        # UNDO
+        undo_action = QAction('%s\t%s' % (_("Undo"), _('Ctrl+Z')), self)
+        self.menu.addAction(undo_action)
+        undo_action.triggered.connect(self.undo)
+        if self.undo_flag is False:
+            undo_action.setDisabled(True)
+
+        # REDO
+        redo_action = QAction('%s\t%s' % (_("Redo"), _('Ctrl+Y')), self)
+        self.menu.addAction(redo_action)
+        redo_action.triggered.connect(self.redo)
+        if self.redo_flag is False:
+            redo_action.setDisabled(True)
+
+        self.menu.addSeparator()
+
+        # CUT
+        cut_action = QAction('%s\t%s' % (_("Cut"), _('Ctrl+X')), self)
+        self.menu.addAction(cut_action)
+        cut_action.triggered.connect(self.cut_text)
+        if txt == '':
+            cut_action.setDisabled(True)
+
+        # COPY
+        copy_action = QAction('%s\t%s' % (_("Copy"), _('Ctrl+C')), self)
+        self.menu.addAction(copy_action)
+        copy_action.triggered.connect(self.copy_text)
+        if txt == '':
+            copy_action.setDisabled(True)
+
+        # PASTE
+        paste_action = QAction('%s\t%s' % (_("Paste"), _('Ctrl+V')), self)
+        self.menu.addAction(paste_action)
+        paste_action.triggered.connect(self.paste_text)
+
+        # DELETE
+        delete_action = QAction('%s\t%s' % (_("Delete"), _('Del')), self)
+        self.menu.addAction(delete_action)
+        delete_action.triggered.connect(self.delete_text)
+
+        self.menu.addSeparator()
+
+        # SELECT ALL
+        sel_all_action = QAction('%s\t%s' % (_("Select All"), _('Ctrl+A')), self)
+        self.menu.addAction(sel_all_action)
+        sel_all_action.triggered.connect(self.selectAll)
+
+        self.menu.exec_(event.globalPos())
+
+    def cut_text(self):
+        tcursor = self.textCursor()
+        clipboard = QtWidgets.QApplication.clipboard()
+
+        txt = tcursor.selectedText()
+        clipboard.clear()
+        clipboard.setText(txt)
+
+        tcursor.deleteChar()
+
+    def copy_text(self):
+        tcursor = self.textCursor()
+        clipboard = QtWidgets.QApplication.clipboard()
+
+        txt = tcursor.selectedText()
+        clipboard.clear()
+        clipboard.setText(txt)
+
+    def paste_text(self):
+        tcursor = self.textCursor()
+        clipboard = QtWidgets.QApplication.clipboard()
+
+        txt = clipboard.text()
+        tcursor.insertText(txt)
+
+    def delete_text(self):
+        tcursor = self.textCursor()
+        tcursor.deleteChar()
+
     def sizeHint(self):
         """
         QWidget sizeHint impelemtation