feat: Initial clean release of CHM

packages/app-desktop/gui/WindowCommandsAndDialogs/commands/toggleEditors.ts

@@ -0,0 +1,27 @@
+import { CommandDeclaration, CommandRuntime, CommandContext } from '@joplin/lib/services/CommandService';
+import { stateUtils } from '@joplin/lib/reducer';
+import { _ } from '@joplin/lib/locale';
+import Setting from '@joplin/lib/models/Setting';
+
+export const declaration: CommandDeclaration = {
+	name: 'toggleEditors',
+	label: () => _('Toggle editors'),
+	iconName: 'fa-columns',
+};
+
+export const runtime = (): CommandRuntime => {
+	return {
+		execute: async (context: CommandContext) => {
+			// A bit of a hack, but for now don't allow changing code view
+			// while a note is being saved as it will cause a problem with
+			// TinyMCE because it won't have time to send its content before
+			// being switch to Ace Editor.
+			if (stateUtils.hasNotesBeingSaved(context.state)) return;
+
+			const newValue = !Setting.value('editor.codeView');
+			Setting.setValue('editor.codeView', newValue);
+			context.dispatch({ type: 'EDITOR_CODE_VIEW_CHANGE', value: newValue });
+		},
+		enabledCondition: '!notesAreBeingSaved && oneNoteSelected',
+	};
+};