qt: add 'notes' tab

electrum/gui/qt/main_window.py

@@ -210,6 +210,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger, QtEventListener):
         self.addresses_tab = self.create_addresses_tab()
         self.utxo_tab = self.create_utxo_tab()
         self.console_tab = self.create_console_tab()
+        self.notes_tab = self.create_notes_tab()
         self.contacts_tab = self.create_contacts_tab()
         self.channels_tab = self.create_channels_tab()
         tabs.addTab(self.create_history_tab(), read_QIcon("tab_history.png"), _('History'))
@@ -228,6 +229,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger, QtEventListener):
         add_optional_tab(tabs, self.utxo_tab, read_QIcon("tab_coins.png"), _("Co&ins"))
         add_optional_tab(tabs, self.contacts_tab, read_QIcon("tab_contacts.png"), _("Con&tacts"))
         add_optional_tab(tabs, self.console_tab, read_QIcon("tab_console.png"), _("Con&sole"))
+        add_optional_tab(tabs, self.notes_tab, read_QIcon("pen.png"), _("&Notes"))
 
         tabs.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
 
@@ -738,6 +740,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger, QtEventListener):
         add_toggle_action(view_menu, self.channels_tab)
         add_toggle_action(view_menu, self.contacts_tab)
         add_toggle_action(view_menu, self.console_tab)
+        add_toggle_action(view_menu, self.notes_tab)
 
         tools_menu = menubar.addMenu(_("&Tools"))  # type: QMenu
         preferences_action = tools_menu.addAction(_("Preferences"), self.settings_dialog)  # type: QAction
@@ -1562,6 +1565,15 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger, QtEventListener):
         console.is_shown_cv = self.config.cv.GUI_QT_SHOW_TAB_CONSOLE
         return console
 
+    def create_notes_tab(self):
+        from PyQt5 import QtGui, QtWidgets
+        notes_tab = QtWidgets.QPlainTextEdit()
+        notes_tab.setWordWrapMode(QtGui.QTextOption.WrapAnywhere)
+        notes_tab.setFont(QtGui.QFont(MONOSPACE_FONT, 10, QtGui.QFont.Normal))
+        notes_tab.setPlainText(self.wallet.db.get('notes_text', ''))
+        notes_tab.is_shown_cv = self.config.cv.GUI_QT_SHOW_TAB_NOTES
+        return notes_tab
+
     def update_console(self):
         console = self.console
         console.history = self.wallet.db.get_stored_item("qt-console-history", [])
@@ -2507,6 +2519,7 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger, QtEventListener):
             fut.cancel()
         self.unregister_callbacks()
         self.config.GUI_QT_WINDOW_IS_MAXIMIZED = self.isMaximized()
+        self.wallet.db.put('notes_text', self.notes_tab.toPlainText())
         if not self.isMaximized():
             g = self.geometry()
             self.wallet.db.put("winpos-qt", [g.left(),g.top(),

electrum/simple_config.py

@@ -1099,6 +1099,7 @@ This will result in longer routes; it might increase your fees and decrease the
     GUI_QT_SHOW_TAB_UTXO = ConfigVar('show_utxo_tab', default=False, type_=bool)
     GUI_QT_SHOW_TAB_CONTACTS = ConfigVar('show_contacts_tab', default=False, type_=bool)
     GUI_QT_SHOW_TAB_CONSOLE = ConfigVar('show_console_tab', default=False, type_=bool)
+    GUI_QT_SHOW_TAB_NOTES = ConfigVar('show_notes_tab', default=False, type_=bool)
 
     GUI_QML_PREFERRED_REQUEST_TYPE = ConfigVar('preferred_request_type', default='bolt11', type_=str)
     GUI_QML_USER_KNOWS_PRESS_AND_HOLD = ConfigVar('user_knows_press_and_hold', default=False, type_=bool)