Bug 303808: Add a console action for "Auto terminate GDB"

Change-Id: Idf4a3b2c60fce5e318114be423fdc89c327be7bf

dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/console/ConsoleMessages.java

@@ -46,6 +46,9 @@ public class ConsoleMessages extends NLS {
 	public static String ConsoleSelectAllAction_name;
 	public static String ConsoleSelectAllAction_description;
 
+	public static String ConsoleAutoTerminateAction_name;
+	public static String ConsoleAutoTerminateAction_description;
+
 	static {
 		// initialize resource bundle
 		NLS.initializeMessages(ConsoleMessages.class.getName(), ConsoleMessages.class);

dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/console/ConsoleMessages.properties

@@ -38,3 +38,6 @@ ConsolePasteAction_description=Paste contents of clip-board to console
 
 ConsoleSelectAllAction_name=Select &All
 ConsoleSelectAllAction_description=Select All available text in the associated console
+
+ConsoleAutoTerminateAction_name=Terminate GDB when last process exits
+ConsoleAutoTerminateAction_description=Automatically terminate GDB when the last process being debugged exits

dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/console/GdbAutoTerminateAction.java

@@ -0,0 +1,52 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Ericsson and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *******************************************************************************/
+package org.eclipse.cdt.dsf.gdb.internal.ui.console;
+
+import org.eclipse.cdt.dsf.gdb.IGdbDebugPreferenceConstants;
+import org.eclipse.cdt.dsf.gdb.internal.GdbPlugin;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.core.runtime.preferences.IEclipsePreferences;
+import org.eclipse.core.runtime.preferences.InstanceScope;
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IAction;
+import org.osgi.service.prefs.BackingStoreException;
+
+/**
+ * Action to toggle the preference to terminate GDB when last process exits
+ */
+public class GdbAutoTerminateAction extends Action {
+
+	public GdbAutoTerminateAction() {
+		super(ConsoleMessages.ConsoleAutoTerminateAction_name, IAction.AS_CHECK_BOX);
+		setToolTipText(ConsoleMessages.ConsoleAutoTerminateAction_description);
+
+		// initialize state
+		setChecked(readState());
+	}
+
+	private boolean readState() {
+		return Platform.getPreferencesService().getBoolean(GdbPlugin.PLUGIN_ID,
+				IGdbDebugPreferenceConstants.PREF_AUTO_TERMINATE_GDB,
+				true, null);
+	}
+
+	@Override
+	public void run() {
+		// All we need to do is update the preference store.  There is no other
+		// immediate action to take.
+		IEclipsePreferences preferences = InstanceScope.INSTANCE.getNode(GdbPlugin.PLUGIN_ID);
+		if (preferences != null) {
+			preferences.putBoolean(IGdbDebugPreferenceConstants.PREF_AUTO_TERMINATE_GDB, !readState());
+
+			try {
+				preferences.flush();
+			} catch (BackingStoreException e) {
+			}
+		}
+	}
+}

dsf-gdb/org.eclipse.cdt.dsf.gdb.ui/src/org/eclipse/cdt/dsf/gdb/internal/ui/console/GdbFullCliConsolePage.java

@@ -32,6 +32,8 @@ import org.eclipse.jface.action.IToolBarManager;
 import org.eclipse.jface.action.MenuManager;
 import org.eclipse.jface.action.Separator;
 import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.util.IPropertyChangeListener;
+import org.eclipse.jface.util.PropertyChangeEvent;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.layout.FillLayout;
 import org.eclipse.swt.layout.GridData;
@@ -63,11 +65,16 @@ public class GdbFullCliConsolePage extends Page implements IDebugContextListener
 
 	/** The control for the terminal widget embedded in the console */
 	private ITerminalViewControl fTerminalControl;
+
 	private GdbConsoleClearAction fClearAction;
 	private GdbConsoleCopyAction fCopyAction;
 	private GdbConsolePasteAction fPasteAction;
 	private GdbConsoleScrollLockAction fScrollLockAction;
 	private GdbConsoleSelectAllAction fSelectAllAction;
+	private GdbAutoTerminateAction fAutoTerminateAction;
+
+	private IPropertyChangeListener fConsolePropertyChangeListener;
+
 
 	public GdbFullCliConsolePage(GdbFullCliConsole gdbConsole, IDebuggerConsoleView view) {
 		fConsole = gdbConsole;
@@ -79,6 +86,19 @@ public class GdbFullCliConsolePage extends Page implements IDebugContextListener
 			fSession = null;
 			assert false;
 		}
+
+		fConsolePropertyChangeListener = new IPropertyChangeListener() {
+			@Override
+			public void propertyChange(PropertyChangeEvent event) {
+				if (event.getProperty().equals(IGdbDebugPreferenceConstants.PREF_AUTO_TERMINATE_GDB) && fAutoTerminateAction != null) {
+					String terminateStr = event.getNewValue().toString();
+					boolean terminate = terminateStr.equals(Boolean.FALSE.toString()) ? false : true;
+					fAutoTerminateAction.setChecked(terminate);
+				}
+			}
+		};
+
+		GdbUIPlugin.getDefault().getPreferenceStore().addPropertyChangeListener(fConsolePropertyChangeListener);
 	}
 
 	@Override
@@ -88,6 +108,8 @@ public class GdbFullCliConsolePage extends Page implements IDebugContextListener
 				getSite().getWorkbenchWindow()).removeDebugContextListener(this);
 		fTerminalControl.disposeTerminal();
 		fMenuManager.dispose();
+
+		GdbUIPlugin.getDefault().getPreferenceStore().removePropertyChangeListener(fConsolePropertyChangeListener);
 	}
 	
 	@Override
@@ -148,6 +170,7 @@ public class GdbFullCliConsolePage extends Page implements IDebugContextListener
 		fPasteAction = new GdbConsolePasteAction(fTerminalControl);
 		fScrollLockAction = new GdbConsoleScrollLockAction(fTerminalControl);
 		fSelectAllAction = new GdbConsoleSelectAllAction(fTerminalControl);
+		fAutoTerminateAction = new GdbAutoTerminateAction();
 	}
 
 	protected void configureToolBar(IToolBarManager mgr) {
@@ -170,6 +193,7 @@ public class GdbFullCliConsolePage extends Page implements IDebugContextListener
 		
 		menuManager.add(fTerminateLaunchAction);
 		menuManager.add(fInvertColorsAction);
+		menuManager.add(fAutoTerminateAction);
 	}
 
 	@Override