Revert "Add Split Editor shortcuts to editor tab context menu"

This reverts commit a7dc486.

Author: SougandhS

bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/ui/internal/workbench/renderers/swt/SWTRenderersMessages.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2010, 2025 IBM Corporation and others.
+ * Copyright (c) 2010, 2015 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -38,10 +38,6 @@ public class SWTRenderersMessages extends NLS {
 
 	public static String viewMenu;
 
-	public static String splitEditorH;
-
-	public static String splitEditorV;
-
 	static {
 		// load message values from bundle file
 		reloadMessages();

bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/ui/internal/workbench/renderers/swt/messages.properties

@@ -1,5 +1,5 @@
 ###############################################################################
-#  Copyright (c) 2010, 2025 IBM Corporation and others.
+#  Copyright (c) 2010, 2015 IBM Corporation and others.
 #
 #  This program and the accompanying materials
 #  are made available under the terms of the Eclipse Public License 2.0
@@ -26,6 +26,4 @@ menuCloseAll = Close &All
 menuCloseRight = Close Tabs to the &Right
 menuCloseLeft = Close Tabs to the &Left
 menuDetach= &Detach
-viewMenu = View Menu
-splitEditorH = Split Editor in Horizontal
-splitEditorV = Split Editor in Vertical
+viewMenu = View Menu

bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/ui/workbench/renderers/swt/StackRenderer.java

@@ -34,10 +34,7 @@
 import java.util.function.Function;
 import java.util.function.Predicate;
 import java.util.stream.Stream;
-import org.eclipse.core.commands.ParameterizedCommand;
 import org.eclipse.core.runtime.preferences.IEclipsePreferences;
-import org.eclipse.e4.core.commands.ECommandService;
-import org.eclipse.e4.core.commands.EHandlerService;
 import org.eclipse.e4.core.contexts.IEclipseContext;
 import org.eclipse.e4.core.di.annotations.Optional;
 import org.eclipse.e4.core.di.extensions.Preference;
@@ -1538,15 +1535,9 @@ protected void populateTabMenu(final Menu menu, MPart part) {
 				new MenuItem(menu, SWT.SEPARATOR);
 
 				createMenuItem(menu, SWTRenderersMessages.menuCloseAll, e -> closeSiblingParts(menu, false));
-
-				new MenuItem(menu, SWT.SEPARATOR);
-
 			}
 		}
 
-		createMenuItem(menu, SWTRenderersMessages.splitEditorH, e -> splitEditor(part.getContext(), true));
-		createMenuItem(menu, SWTRenderersMessages.splitEditorV, e -> splitEditor(part.getContext(), false));
-
 		if (isDetachable(part)) {
 			if (closeableElements > 0) {
 				new MenuItem(menu, SWT.SEPARATOR);
@@ -1962,12 +1953,4 @@ private <T extends Control> T getChild(Composite parent, String id, Class<T> typ
 		return Arrays.stream(parent.getChildren()).filter(child -> id.equals(child.getData(ID)))
 				.filter(type::isInstance).map(type::cast).findFirst().orElse(null);
 	}
-
-	private void splitEditor(IEclipseContext ctx, boolean isHorizontal) {
-		ECommandService commandService = ctx.get(ECommandService.class);
-		EHandlerService handlerService = ctx.get(EHandlerService.class);
-		Map<String, String> param = Map.of("Splitter.isHorizontal", String.valueOf(isHorizontal)); //$NON-NLS-1$
-		ParameterizedCommand command = commandService.createCommand("org.eclipse.ui.window.splitEditor", param); //$NON-NLS-1$
-		handlerService.executeHandler(command);
-	}
 }