Add active launch indicator to launch history menu

Adds a visual indicator to launch configurations that are currently
active in the launch history menu. The indicator is shown only when the
corresponding preference is enabled.

Author: SougandhS

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/DebugUIPreferenceInitializer.java

@@ -168,7 +168,7 @@ public void initializeDefaultPreferences() {
 		prefs.setDefault(IInternalDebugUIConstants.PREF_FILTER_LAUNCH_DELETED, true);
 		prefs.setDefault(IInternalDebugUIConstants.PREF_FILTER_WORKING_SETS, false);
 		prefs.setDefault(IInternalDebugUIConstants.PREF_FILTER_LAUNCH_TYPES, false);
-
+		prefs.setDefault(IInternalDebugUIConstants.PREF_LAUNCHED_INDICATOR, false);
 		/**
 		 * Debug view mode default
 		 *

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/IInternalDebugUIConstants.java

@@ -483,4 +483,10 @@ public interface IInternalDebugUIConstants {
 	 */
 	String EXPRESSION_PASTE_AS_MULTI = "org.eclipse.debug.ui.expression.paste.multi"; //$NON-NLS-1$
 
+	/**
+	 * Boolean preference for showing active launch indicator in launch history
+	 *
+	 */
+	String PREF_LAUNCHED_INDICATOR = IDebugUIConstants.PLUGIN_ID + ".PREF_LAUNCHED_INDICATOR"; //$NON-NLS-1$
+
 }

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/preferences/DebugPreferencesMessages.java

@@ -240,4 +240,6 @@ public class DebugPreferencesMessages extends NLS {
 	public static String ConsoleFontSettingsLink;
 	public static String DebugPreferencePage_PromptMultiExpressions;
 
+	public static String LaunchIndicatorPreference;
+
 }

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/preferences/DebugPreferencesMessages.properties

@@ -185,4 +185,5 @@ DefaultLaunchConfigurationsPropertiesPage_9=Delete selected launch configuration
 DefaultLaunchConfigurationsPropertiesPage_11=Select Configuration Type
 DefaultLaunchConfigurationsPropertiesPage_12=&Select the type of configuration to create:
 RunDebugPropertiesPage_0=There was a problem trying to edit {0}
+LaunchIndicatorPreference=Show active launch indicator in launch history menu
 

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/preferences/LaunchConfigurationsPreferencePage.java

@@ -159,6 +159,11 @@ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
 	 */
 	private Table fTable;
 
+	/**
+	 * Boolean editor for showing active launch indicator
+	 */
+	private FieldEditor launchIndicator;
+
 	/**
 	 * Constructor
 	 */
@@ -188,10 +193,10 @@ protected Control createContents(Composite parent) {
 		edit = new BooleanFieldEditor(IInternalDebugUIConstants.PREF_FILTER_WORKING_SETS, DebugPreferencesMessages.LaunchConfigurationsPreferencePage_3, SWT.NONE, spacer);
 		fFieldEditors.add(edit);
 		fDeleteConfigs = SWTFactory.createCheckButton(comp, DebugPreferencesMessages.LaunchConfigurationsPreferencePage_2, null, false, 3);
-
 		//add table options
 		createTypeFiltering(group);
-
+		launchIndicator = new BooleanFieldEditor(IInternalDebugUIConstants.PREF_LAUNCHED_INDICATOR,
+				DebugPreferencesMessages.LaunchIndicatorPreference, SWT.NONE, comp);
 		//migration
 		group = SWTFactory.createGroup(comp, DebugPreferencesMessages.LaunchingPreferencePage_35, 1, 1, GridData.FILL_HORIZONTAL);
 		Label label = new Label(group, SWT.LEFT | SWT.WRAP);
@@ -334,6 +339,9 @@ private void initFieldEditors() {
 				}
 			}
 		}
+		launchIndicator.setPreferenceStore(getPreferenceStore());
+		launchIndicator.load();
+
 	}
 
 	@Override
@@ -345,6 +353,7 @@ protected void performDefaults() {
 				fTable.setEnabled(((BooleanFieldEditor2)editor).getBooleanValue());
 			}
 		}
+		launchIndicator.loadDefault();
 	}
 
 	@Override
@@ -364,6 +373,7 @@ public boolean performOk() {
 			}
 		}
 		getPreferenceStore().setValue(IInternalDebugUIConstants.PREF_FILTER_TYPE_LIST, types);
+		launchIndicator.store();
 		return super.performOk();
 	}
 }

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/actions/AbstractLaunchHistoryAction.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2016 IBM Corporation and others.
+ * Copyright (c) 2000, 2026 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -23,12 +23,14 @@
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.debug.core.DebugPlugin;
+import org.eclipse.debug.core.ILaunch;
 import org.eclipse.debug.core.ILaunchConfiguration;
 import org.eclipse.debug.core.ILaunchConfigurationType;
 import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
 import org.eclipse.debug.core.ILaunchManager;
 import org.eclipse.debug.internal.core.IInternalDebugCoreConstants;
 import org.eclipse.debug.internal.ui.DebugUIPlugin;
+import org.eclipse.debug.internal.ui.IInternalDebugUIConstants;
 import org.eclipse.debug.internal.ui.ILaunchHistoryChangedListener;
 import org.eclipse.debug.internal.ui.ILaunchLabelChangedListener;
 import org.eclipse.debug.internal.ui.actions.ActionMessages;
@@ -46,6 +48,7 @@
 import org.eclipse.jface.action.ActionContributionItem;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.dialogs.IDialogConstants;
+import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.StructuredSelection;
@@ -342,13 +345,20 @@ private void setMenu(Menu menu) {
 	 * @param menu the menu to fill
 	 */
 	protected void fillMenu(Menu menu) {
-		ILaunchConfiguration[] historyList= getHistory();
+		ILaunchConfiguration[] historyList = getHistory();
 		ILaunchConfiguration[] favoriteList = getFavorites();
 
 		// Add favorites
 		int accelerator = 1;
+		ILaunch[] launches = DebugPlugin.getDefault().getLaunchManager().getLaunches();
+		IPreferenceStore store = DebugUIPlugin.getDefault().getPreferenceStore();
+		boolean launchPref = store.getBoolean(IInternalDebugUIConstants.PREF_LAUNCHED_INDICATOR);
 		for (ILaunchConfiguration launch : favoriteList) {
-			LaunchAction action= new LaunchAction(launch, getMode());
+
+			LaunchAction action = new LaunchAction(launch, getMode());
+			if (launchPref && checkIfLaunched(launch, launches)) {
+				action.setText(action.getText() + " \u25CF"); //$NON-NLS-1$
+			}
 			addToMenu(menu, action, accelerator);
 			accelerator++;
 		}
@@ -360,19 +370,39 @@ protected void fillMenu(Menu menu) {
 
 		// Add history launches next
 		for (ILaunchConfiguration launch : historyList) {
-			LaunchAction action= new LaunchAction(launch, getMode());
+			LaunchAction action = new LaunchAction(launch, getMode());
+			if (launchPref && checkIfLaunched(launch, launches)) {
+				action.setText(action.getText() + " \u25CF"); //$NON-NLS-1$
+			}
 			addToMenu(menu, action, accelerator);
 			accelerator++;
 		}
 
-		if(accelerator == 1) {
-			IAction action = new Action(ActionMessages.AbstractLaunchHistoryAction_6) {};
+		if (accelerator == 1) {
+			IAction action = new Action(ActionMessages.AbstractLaunchHistoryAction_6) {
+			};
 			action.setEnabled(false);
-			ActionContributionItem item= new ActionContributionItem(action);
+			ActionContributionItem item = new ActionContributionItem(action);
 			item.fill(menu, -1);
 		}
 	}
 
+	/**
+	 * Returns whether the given launch configuration has been launched.
+	 *
+	 * @param launchConfiguration the launch configuration
+	 * @param launches            the current active launches
+	 * @return {@code true} if a matching launch exists, {@code false} otherwise
+	 */
+	private boolean checkIfLaunched(ILaunchConfiguration launchConfiguration, ILaunch[] launches) {
+		for (ILaunch launch : launches) {
+			if (launch.getLaunchConfiguration().equals(launchConfiguration) && !launch.isTerminated()) {
+				return true;
+			}
+		}
+		return false;
+	}
+
 	/**
 	 * Adds a separator to the given menu
 	 *

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/ui/actions/LaunchAction.java

@@ -179,4 +179,5 @@ private ILaunchGroup[] getAllGroupsForConfiguration(ILaunchConfiguration config)
 		catch(CoreException ce) {}
 		return list.toArray(new ILaunchGroup[list.size()]);
 	}
+
 }