Examples with IEvaluationContext org.eclipse.core.expressions.IEvaluationContext used on opensource projects

Example 6 with IEvaluationContext

use of org.eclipse.core.expressions.IEvaluationContext in project translationstudio8 by heartsome.

the class NewHandler method execute.

public Object execute(ExecutionEvent event) throws ExecutionException {
    String parameter = event.getParameter("wizardParameter");
    Command command = null;
    ICommandService commandService = (ICommandService) HandlerUtil.getActiveSite(event).getService(ICommandService.class);
    if (parameter == null || parameter.equalsIgnoreCase("project")) {
        command = commandService.getCommand("net.heartsome.cat.ts.ui.command.newProject");
    } else if (parameter.equalsIgnoreCase("folder")) {
        command = commandService.getCommand("net.heartsome.cat.ts.ui.command.newFolder");
    } else if (parameter.equalsIgnoreCase("tm")) {
        command = commandService.getCommand("net.heartsome.cat.database.ui.tm.command.newTM");
    } else if (parameter.equalsIgnoreCase("tb")) {
        command = commandService.getCommand("net.heartsome.cat.database.ui.tb.command.newTB");
    }
    if (command == null) {
        return null;
    }
    IEvaluationService evalService = (IEvaluationService) HandlerUtil.getActiveSite(event).getService(IEvaluationService.class);
    IEvaluationContext currentState = evalService.getCurrentState();
    ExecutionEvent executionEvent = new ExecutionEvent(command, Collections.EMPTY_MAP, this, currentState);
    try {
        command.executeWithChecks(executionEvent);
    } catch (NotDefinedException e) {
        LOGGER.error("", e);
    } catch (NotEnabledException e) {
        LOGGER.error("", e);
    } catch (NotHandledException e) {
        LOGGER.error("", e);
    }
    return null;
}

Example 7 with IEvaluationContext

use of org.eclipse.core.expressions.IEvaluationContext in project tdi-studio-se by Talend.

the class TalendLaunchShortcutAction method updateEnablement.

/**
     * Since these actions are re-created each time the run/debug as menu is filled, the enablement of this action is
     * static.
     */
private void updateEnablement() {
    // IWorkbenchWindow wb = DebugUIPlugin.getActiveWorkbenchWindow();
    IWorkbenchWindow wb = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
    boolean enabled = false;
    if (wb != null) {
        IWorkbenchPage page = wb.getActivePage();
        if (page != null) {
            ISelection selection = page.getSelection();
            if (selection instanceof IStructuredSelection) {
                IStructuredSelection structuredSelection = (IStructuredSelection) selection;
                try {
                    // check enablement logic, if any
                    Expression expression = fShortcut.getShortcutEnablementExpression();
                    if (expression == null) {
                        enabled = !structuredSelection.isEmpty();
                    } else {
                        List list = structuredSelection.toList();
                        IEvaluationContext context = new EvaluationContext(null, list);
                        //$NON-NLS-1$
                        context.addVariable("selection", list);
                        enabled = fShortcut.evalEnablementExpression(context, expression);
                    }
                } catch (CoreException e) {
                }
            } else {
                IEditorPart editor = page.getActiveEditor();
                if (editor != null) {
                    enabled = true;
                }
            }
        }
    }
    setEnabled(enabled);
}