Add Filter text support in Export Launch Configurations

This commit adds a filter text field that allows users to quickly find
and select launch configurations without manually expanding all launch
types or scrolling through the list.

Author: SougandhS

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/importexport/launchconfigurations/ExportLaunchConfigurationsWizardPage.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2007, 2017 IBM Corporation and others.
+ * Copyright (c) 2007, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -52,6 +52,8 @@
 import org.eclipse.jface.viewers.CheckboxTreeViewer;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.ViewerFilter;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
@@ -155,12 +157,44 @@ public void createControl(Composite parent) {
 	 * @param parent the parent to add the check table viewer to
 	 */
 	protected void createViewer(Composite parent) {
+		Text filterText = new Text(parent, SWT.SEARCH | SWT.CANCEL);
+		filterText.setMessage(WizardMessages.ImportLaunchTypeToFilter);
+		filterText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
+		ViewerFilter filter = new ViewerFilter() {
+			@Override
+			public boolean select(Viewer viewer2, Object parentElement, Object element) {
+				String search = filterText.getText().toLowerCase();
+				if (search.isEmpty()) {
+					fViewer.collapseAll();
+					return true;
+				}
+				if (element instanceof ILaunchConfiguration launchConfig) {
+					return launchConfig.getName().toLowerCase().contains(search);
+				}
+				if (element instanceof ILaunchConfigurationType launchConfigType) {
+					try {
+						for (ILaunchConfiguration config2 : lm.getLaunchConfigurations(launchConfigType)) {
+							if (config2.getName().toLowerCase().contains(search)) {
+								return true;
+							}
+						}
+					} catch (Exception e) {
+						DebugPlugin.log(e);
+						return false;
+					}
+					return false;
+				}
+				return true;
+			}
+		};
 		SWTFactory.createWrapLabel(parent, WizardMessages.ExportLaunchConfigurationsWizardPage_3, 2);
 		Tree tree = new Tree(parent, SWT.BORDER | SWT.SINGLE | SWT.CHECK);
 		GridData gd = new GridData(GridData.FILL_BOTH);
 		gd.horizontalSpan = 2;
 		tree.setLayoutData(gd);
 		fViewer = new CheckboxTreeViewer(tree);
+		fViewer.addFilter(filter);
+
 		fViewer.setLabelProvider(DebugUITools.newDebugModelPresentation());
 		fViewer.setComparator(new WorkbenchViewerComparator());
 		fContentProvider = new ConfigContentProvider();
@@ -206,6 +240,10 @@ public void widgetSelected(SelectionEvent e) {
 				setPageComplete(isComplete());
 			}
 		});
+		filterText.addModifyListener(e -> {
+			fViewer.refresh();
+			fViewer.expandAll();
+		});
 	}
 
 	/**

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/importexport/launchconfigurations/WizardMessages.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2005, 2008 IBM Corporation and others.
+ * Copyright (c) 2005, 2025 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -46,6 +46,7 @@ public class WizardMessages extends NLS {
 	public static String ImportLaunchConfigurationsWizardPage_5;
 	public static String ImportLaunchConfigurationsWizardPage_6;
 	public static String ImportLaunchConfigurationsWizardPage_7;
+	public static String ImportLaunchTypeToFilter;
 	static {
 		// initialize resource bundle
 		NLS.initializeMessages(BUNDLE_NAME, WizardMessages.class);

debug/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/importexport/launchconfigurations/WizardMessages.properties

@@ -1,5 +1,5 @@
 ###############################################################################
-# Copyright (c) 2005, 2008 IBM Corporation and others.
+# Copyright (c) 2005, 2025 IBM Corporation and others.
 #
 # This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License 2.0
@@ -40,3 +40,4 @@ ImportLaunchConfigurationsWizardPage_4=You must select at least one configuratio
 ImportLaunchConfigurationsWizardPage_5=Import launch configurations from the local file system
 ImportLaunchConfigurationsWizardPage_6=From &Directory:
 ImportLaunchConfigurationsWizardPage_7=Brows&e...
+ImportLaunchTypeToFilter=Type filter text