Restore CoreBuildMainTab

* Restored class CoreBuildMainTab, because it is used by others.
  Created a new class CoreBuildMainTab2.
* Initialize CMainTab2.fDontCheckProgram.

launch/org.eclipse.cdt.launch/src/org/eclipse/cdt/launch/internal/corebuild/LocalLaunchConfigurationTabGroup.java

@@ -11,7 +11,7 @@
 package org.eclipse.cdt.launch.internal.corebuild;
 
 import org.eclipse.cdt.launch.ui.CArgumentsTab;
-import org.eclipse.cdt.launch.ui.corebuild.CoreBuildMainTab;
+import org.eclipse.cdt.launch.ui.corebuild.CoreBuildMainTab2;
 import org.eclipse.cdt.launch.ui.corebuild.CoreBuildTab;
 import org.eclipse.debug.ui.AbstractLaunchConfigurationTabGroup;
 import org.eclipse.debug.ui.EnvironmentTab;
@@ -22,7 +22,7 @@ public class LocalLaunchConfigurationTabGroup extends AbstractLaunchConfiguratio
 
 	@Override
 	public void createTabs(ILaunchConfigurationDialog dialog, String mode) {
-		ILaunchConfigurationTab mainTab = new CoreBuildMainTab();
+		ILaunchConfigurationTab mainTab = new CoreBuildMainTab2();
 		ILaunchConfigurationTab buildTab = new CoreBuildTab();
 		ILaunchConfigurationTab argumentsTab = new CArgumentsTab();
 		ILaunchConfigurationTab environmentTab = new EnvironmentTab();

launch/org.eclipse.cdt.launch/src/org/eclipse/cdt/launch/ui/CMainTab2.java

@@ -93,7 +93,7 @@ public class CMainTab2 extends CAbstractMainTab {
 	 */
 	protected Combo fCoreTypeCombo;
 
-	private boolean fDontCheckProgram;
+	private boolean fDontCheckProgram = false;
 	private final boolean fSpecifyCoreFile;
 	private final boolean fIncludeBuildSettings;
 

launch/org.eclipse.cdt.launch/src/org/eclipse/cdt/launch/ui/corebuild/CoreBuildMainTab.java

@@ -10,51 +10,73 @@
  *******************************************************************************/
 package org.eclipse.cdt.launch.ui.corebuild;
 
-import org.eclipse.cdt.launch.internal.ui.LaunchMessages;
-import org.eclipse.cdt.launch.ui.CMainTab2;
+import org.eclipse.cdt.launch.internal.ui.LaunchUIPlugin;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.CoreException;
 import org.eclipse.debug.core.ILaunchConfiguration;
+import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
+import org.eclipse.debug.ui.AbstractLaunchConfigurationTab;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Text;
 
 /**
  * @since 9.1
  */
-public class CoreBuildMainTab extends CMainTab2 {
+public class CoreBuildMainTab extends AbstractLaunchConfigurationTab {
+
+	private Text projectName;
+
+	@Override
+	public void createControl(Composite parent) {
+		Composite comp = new Composite(parent, SWT.NONE);
+		comp.setLayout(new GridLayout());
+
+		Label label = new Label(comp, SWT.NONE);
+		label.setText("This launch configuration was automatically created.");
+		label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
+
+		label = new Label(comp, SWT.NONE);
+		label.setText("Project:");
+
+		projectName = new Text(comp, SWT.READ_ONLY | SWT.BORDER);
+		projectName.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
+
+		setControl(comp);
+	}
 
-	/*
-	 * A Core Build launch configuration is created immediately upon the Core Build project creation.
-	 * It cannot be created by hand and it is not duplicatable and can't be renamed.
-	 * The launch configuration is tied to the project. The project name may not be changed.
-	 */
 	@Override
-	protected void createProjectGroup(Composite parent, int colSpan) {
-		super.createProjectGroup(parent, colSpan);
-		fProjText.setEnabled(false);
-		fProjButton.setVisible(false);
+	public void setDefaults(ILaunchConfigurationWorkingCopy configuration) {
+		// none
 	}
 
 	@Override
-	protected void createExeFileGroup(Composite parent, int colSpan) {
-		super.createExeFileGroup(parent, colSpan);
-		fProgText.setMessage(LaunchMessages.CoreBuildMainTab_Keep_empty_for_auto_selection);
+	public void initializeFrom(ILaunchConfiguration configuration) {
+		try {
+			for (IResource resource : configuration.getMappedResources()) {
+				if (resource instanceof IProject) {
+					projectName.setText(resource.getName());
+					break;
+				}
+			}
+		} catch (CoreException e) {
+			LaunchUIPlugin.log(e.getStatus());
+		}
 	}
 
-	/*
-	 * For Core Build projects the build configuration is hidden and it is selected
-	 * via the LaunchBar Launch Mode. We remove the BuildConfigCombo.
-	 */
 	@Override
-	protected void createBuildConfigCombo(Composite parent, int colspan) {
-		fBuildConfigCombo = null;
+	public void performApply(ILaunchConfigurationWorkingCopy configuration) {
+		// TODO Auto-generated method stub
+
 	}
 
-	/*
-	 * Don't check the program name if it is empty. When the program name is empty the default
-	 * CoreBuild binary is used.
-	 */
 	@Override
-	public boolean isValid(ILaunchConfiguration config) {
-		String programName = fProgText.getText().trim();
-		setDontCheckProgram(programName.isEmpty());
-		return super.isValid(config);
+	public String getName() {
+		return "Main";
 	}
+
 }

launch/org.eclipse.cdt.launch/src/org/eclipse/cdt/launch/ui/corebuild/CoreBuildMainTab2.java

@@ -0,0 +1,60 @@
+/*******************************************************************************
+ * Copyright (c) 2024 Intel corporation and others.
+ *
+ * This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License 2.0
+ * which accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *******************************************************************************/
+package org.eclipse.cdt.launch.ui.corebuild;
+
+import org.eclipse.cdt.launch.internal.ui.LaunchMessages;
+import org.eclipse.cdt.launch.ui.CMainTab2;
+import org.eclipse.debug.core.ILaunchConfiguration;
+import org.eclipse.swt.widgets.Composite;
+
+/**
+ * @since 10.4
+ */
+public class CoreBuildMainTab2 extends CMainTab2 {
+
+	/*
+	 * A Core Build launch configuration is created immediately upon the Core Build project creation.
+	 * It cannot be created by hand and it is not duplicatable and can't be renamed.
+	 * The launch configuration is tied to the project. The project name may not be changed.
+	 */
+	@Override
+	protected void createProjectGroup(Composite parent, int colSpan) {
+		super.createProjectGroup(parent, colSpan);
+		fProjText.setEnabled(false);
+		fProjButton.setVisible(false);
+	}
+
+	@Override
+	protected void createExeFileGroup(Composite parent, int colSpan) {
+		super.createExeFileGroup(parent, colSpan);
+		fProgText.setMessage(LaunchMessages.CoreBuildMainTab_Keep_empty_for_auto_selection);
+	}
+
+	/*
+	 * For Core Build projects the build configuration is hidden and it is selected
+	 * via the LaunchBar Launch Mode. We remove the BuildConfigCombo.
+	 */
+	@Override
+	protected void createBuildConfigCombo(Composite parent, int colspan) {
+		fBuildConfigCombo = null;
+	}
+
+	/*
+	 * Don't check the program name if it is empty. When the program name is empty the default
+	 * CoreBuild binary is used.
+	 */
+	@Override
+	public boolean isValid(ILaunchConfiguration config) {
+		String programName = fProgText.getText().trim();
+		setDontCheckProgram(programName.isEmpty());
+		return super.isValid(config);
+	}
+}