--- /dev/null
+package org.argeo.eclipse.ui.utils;
+
+import java.util.ArrayList;
+
+import org.argeo.ArgeoException;
+import org.argeo.eclipse.ui.ArgeoUiPlugin;
+import org.eclipse.core.commands.Command;
+import org.eclipse.core.commands.IParameter;
+import org.eclipse.core.commands.Parameterization;
+import org.eclipse.core.commands.ParameterizedCommand;
+import org.eclipse.ui.IWorkbench;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.commands.ICommandService;
+import org.eclipse.ui.handlers.IHandlerService;
+
+/**
+ * Centralizes useful and generic methods concerning eclipse commands.
+ *
+ */
+public class CommandUtils {
+
+ /**
+ * Factorizes command call that is quite verbose and always the same
+ *
+ * NOTE that none of the parameter can be null
+ */
+ public static void CallCommandWithOneParameter(String commandId,
+ String paramId, String paramValue) {
+ try {
+ IWorkbench iw = ArgeoUiPlugin.getDefault().getWorkbench();
+
+ IHandlerService handlerService = (IHandlerService) iw
+ .getService(IHandlerService.class);
+
+ // get the command from plugin.xml
+ IWorkbenchWindow window = iw.getActiveWorkbenchWindow();
+ ICommandService cmdService = (ICommandService) window
+ .getService(ICommandService.class);
+
+ Command cmd = cmdService.getCommand(commandId);
+
+ ArrayList<Parameterization> parameters = new ArrayList<Parameterization>();
+
+ // get the parameter
+ IParameter iparam = cmd.getParameter(paramId);
+
+ Parameterization params = new Parameterization(iparam, paramValue);
+ parameters.add(params);
+
+ // build the parameterized command
+ ParameterizedCommand pc = new ParameterizedCommand(cmd,
+ parameters.toArray(new Parameterization[parameters.size()]));
+
+ // execute the command
+ handlerService = (IHandlerService) window
+ .getService(IHandlerService.class);
+ handlerService.executeCommand(pc, null);
+ } catch (Exception e) {
+ throw new ArgeoException("Error while calling command of id :"
+ + commandId, e);
+ }
+ }
+}