1 files changed, 116 insertions, 0 deletions
diff --git a/systemtap/org.eclipse.linuxtools.systemtap.ui.consolelog/src/org/eclipse/linuxtools/systemtap/ui/consolelog/actions/ConsoleAction.java b/systemtap/org.eclipse.linuxtools.systemtap.ui.consolelog/src/org/eclipse/linuxtools/systemtap/ui/consolelog/actions/ConsoleAction.java
new file mode 100644
index 0000000000..0cbeb7d137
--- /dev/null
+++ b/systemtap/org.eclipse.linuxtools.systemtap.ui.consolelog/src/org/eclipse/linuxtools/systemtap/ui/consolelog/actions/ConsoleAction.java
@@ -0,0 +1,116 @@
+/*******************************************************************************
+ * Copyright (c) 2006 IBM Corporation.
+ * 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
+ *
+ * Contributors:
+ *     IBM Corporation - Jeff Briggs, Henry Hughes, Ryan Morse
+ *******************************************************************************/
+
+package org.eclipse.linuxtools.systemtap.ui.consolelog.actions;
+
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.linuxtools.systemtap.ui.consolelog.structures.ScriptConsole;
+import org.eclipse.ui.IPropertyListener;
+import org.eclipse.ui.IViewActionDelegate;
+import org.eclipse.ui.IViewPart;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.IWorkbenchWindowActionDelegate;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.console.IConsoleConstants;
+import org.eclipse.ui.console.IConsoleView;
+
+
+
+
+/**
+ * A basic core class that provides common methods that are needed by any
+ * action that makes use of the Console.
+ * @author Ryan Morse
+ */
+public abstract class ConsoleAction extends Action implements IWorkbenchWindowActionDelegate, IViewActionDelegate {
+	public void init(IWorkbenchWindow window) {}
+	
+	public void init(IViewPart part) {}
+	
+	public void run(IAction action) {
+		run();
+	}
+	
+	public abstract void run();
+	
+
+	/**
+	 * Finds and returns the active console.
+	 * @return The active <code>ScriptConsole<code> in the ConsoleView
+	 */
+	protected ScriptConsole getActive() {
+		IConsoleView ivp = (IConsoleView)PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().findView(IConsoleConstants.ID_CONSOLE_VIEW);
+		return (ScriptConsole)ivp.getConsole();
+	}
+	
+	/**
+	 * Updates whether the action should be enabled when the user changes their ViewPart selection
+	 */
+	public void selectionChanged(IAction act, ISelection select) {
+		this.setAct(act);
+		buildEnablementChecks();
+	}
+	
+	/**
+	 * Builds the checks to see if the action should be enabled or not
+	 */
+	private void buildEnablementChecks() {
+		IViewPart ivp = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().findView(IConsoleConstants.ID_CONSOLE_VIEW);
+		if(null != ivp) {
+			setEnablement(isRunning((IConsoleView)ivp));
+			ivp.addPropertyListener(listener);
+		}
+	}
+	
+	/**
+	 * Checks to see if the active console is still running
+	 */
+	private boolean isRunning(IConsoleView cv) {
+		ScriptConsole console = (ScriptConsole)cv.getConsole();
+		return (console != null && console.isRunning());
+	}
+	
+	/**
+	 * Changes whether or not this action is enabled
+	 */
+	private void setEnablement(boolean enabled) {
+		//act.setEnabled(enabled);	//TODO: This is disabled until we figure out how to get it to realize script is running.
+	}
+
+	/**
+	 * Disposes of all internal references held by this class.  No method should be called after
+	 * calling this.
+	 */
+	public void dispose() {
+		setAct(null);
+		//Unable to findView when disposed is called, as a result null pointer exception is thrown
+		//PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().findView(IConsoleConstants.ID_CONSOLE_VIEW).removePropertyListener(listener);
+		listener = null;
+	}
+	
+	public void setAct(IAction act) {
+		this.act = act;
+	}
+
+	public IAction getAct() {
+		return act;
+	}
+
+	private IAction act;
+	private IPropertyListener listener = new IPropertyListener() {
+		public void propertyChanged(Object o, int i) {
+			if(o instanceof IConsoleView)
+				setEnablement(isRunning((IConsoleView)o));
+		}
+	};
+}