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

Example 36 with EvaluationContext

use of org.eclipse.core.expressions.EvaluationContext in project polymap4-core by Polymap4.

the class NavigatorPlugin method getEmptyEvalContext.

/**
 * @return an evaluation context
 */
public static IEvaluationContext getEmptyEvalContext() {
    IEvaluationContext c = new EvaluationContext(getApplicationContext(), Collections.EMPTY_LIST);
    c.setAllowPluginActivation(true);
    return c;
}

Example 37 with EvaluationContext

use of org.eclipse.core.expressions.EvaluationContext in project dbeaver by dbeaver.

the class ActionUtils method runCommand.

public static void runCommand(String commandId, ISelection selection, Map<String, Object> parameters, IServiceLocator serviceLocator) {
    if (commandId != null) {
        try {
            ICommandService commandService = serviceLocator.getService(ICommandService.class);
            IHandlerService handlerService = serviceLocator.getService(IHandlerService.class);
            if (commandService != null) {
                Command command = commandService.getCommand(commandId);
                boolean needContextPatch = false;
                if (selection != null) {
                    needContextPatch = true;
                    if (serviceLocator instanceof IWorkbenchSite) {
                        final ISelection curSelection = ((IWorkbenchSite) serviceLocator).getSelectionProvider().getSelection();
                        if (curSelection instanceof IStructuredSelection && selection instanceof IStructuredSelection) {
                            if (((IStructuredSelection) curSelection).size() == ((IStructuredSelection) selection).size() && ((IStructuredSelection) curSelection).getFirstElement() == ((IStructuredSelection) selection).getFirstElement()) {
                                // The same selection
                                needContextPatch = false;
                            }
                        }
                    }
                }
                Parameterization[] parametrization = null;
                if (!CommonUtils.isEmpty(parameters)) {
                    parametrization = new Parameterization[parameters.size()];
                    int paramIndex = 0;
                    for (Map.Entry<String, Object> param : parameters.entrySet()) {
                        IParameter parameter = command.getParameter(param.getKey());
                        if (parameter != null) {
                            parametrization[paramIndex] = new Parameterization(parameter, CommonUtils.toString(param.getValue()));
                        } else {
                            log.debug("Parameter '" + param.getKey() + "' not found in command '" + commandId + "'");
                            parametrization[paramIndex] = null;
                        }
                        paramIndex++;
                    }
                }
                if (selection != null && needContextPatch) {
                    // Create new eval context
                    IEvaluationContext context = new EvaluationContext(handlerService.createContextSnapshot(false), selection);
                    if (serviceLocator instanceof IWorkbenchPartSite) {
                        context.addVariable(ISources.ACTIVE_PART_NAME, ((IWorkbenchPartSite) serviceLocator).getPart());
                    }
                    context.addVariable(ISources.ACTIVE_CURRENT_SELECTION_NAME, selection);
                    ParameterizedCommand pc = new ParameterizedCommand(command, parametrization);
                    handlerService.executeCommandInContext(pc, null, context);
                } else if (command != null) {
                    if (command.isEnabled()) {
                        ParameterizedCommand pc = new ParameterizedCommand(command, parametrization);
                        handlerService.executeCommand(pc, null);
                    } else {
                        log.warn("Command '" + commandId + "' is disabled");
                    }
                } else {
                    log.warn("Command '" + commandId + "' not found");
                }
            }
        } catch (Exception e) {
            DBWorkbench.getPlatformUI().showError("Error running command", "Can't execute command '" + commandId + "'", e);
        }
    }
}

Example 38 with EvaluationContext

use of org.eclipse.core.expressions.EvaluationContext in project xtext-eclipse by eclipse.

the class ToSaveOrNotToSaveTest method renameFooToFooBar.

protected void renameFooToFooBar(final XtextEditor contextEditor) throws Exception {
    contextEditor.getEditorSite().getPage().activate(contextEditor);
    waitForDisplay();
    IXtextDocument document = contextEditor.getDocument();
    final int offset = document.get().indexOf("foo");
    contextEditor.selectAndReveal(offset, 3);
    EvaluationContext evaluationContext = new EvaluationContext(null, new Object());
    evaluationContext.addVariable(ISources.ACTIVE_EDITOR_NAME, contextEditor);
    ExecutionEvent executionEvent = new ExecutionEvent(null, newHashMap(), null, evaluationContext);
    renameElementHandler.execute(executionEvent);
    // syncUtil.totalSync(refactoringPreferences.isSaveAllBeforeRefactoring());
    // IRenameElementContext context = document.readOnly(new IUnitOfWork<IRenameElementContext, XtextResource>() {
    // public IRenameElementContext exec(XtextResource state) throws Exception {
    // EObject target = eObjectAtOffsetHelper.resolveElementAt(state, offset);
    // return renameContextFactory.createRenameElementContext(target, contextEditor, new TextSelection(offset,
    // 3), state);
    // }
    // });
    // controller.initialize(context);
    // waitForDisplay();
    // controller.startRefactoring(RefactoringType.LINKED_EDITING);
    // waitForDisplay();
    pressKeys(contextEditor, "fooBar\n");
    waitForDisplay();
    waitForReconciler(fooEditor);
    waitForReconciler(barEditor);
    waitForDisplay();
}

Example 39 with EvaluationContext

use of org.eclipse.core.expressions.EvaluationContext 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);
}

Example 40 with EvaluationContext

use of org.eclipse.core.expressions.EvaluationContext in project dbeaver by dbeaver.

the class ActionUtils method runCommand.

public static void runCommand(String commandId, ISelection selection, IServiceLocator serviceLocator) {
    if (commandId != null) {
        try {
            ICommandService commandService = serviceLocator.getService(ICommandService.class);
            IHandlerService handlerService = serviceLocator.getService(IHandlerService.class);
            if (commandService != null) {
                Command command = commandService.getCommand(commandId);
                boolean needContextPatch = false;
                if (selection != null) {
                    needContextPatch = true;
                    if (serviceLocator instanceof IWorkbenchSite) {
                        final ISelection curSelection = ((IWorkbenchSite) serviceLocator).getSelectionProvider().getSelection();
                        if (curSelection instanceof IStructuredSelection && selection instanceof IStructuredSelection) {
                            if (((IStructuredSelection) curSelection).size() == ((IStructuredSelection) selection).size() && ((IStructuredSelection) curSelection).getFirstElement() == ((IStructuredSelection) selection).getFirstElement()) {
                                // The same selection
                                needContextPatch = false;
                            }
                        }
                    }
                }
                if (selection != null && needContextPatch) {
                    // Create new eval context
                    IEvaluationContext context = new EvaluationContext(handlerService.createContextSnapshot(false), selection);
                    if (serviceLocator instanceof IWorkbenchPartSite) {
                        context.addVariable(ISources.ACTIVE_PART_NAME, ((IWorkbenchPartSite) serviceLocator).getPart());
                    }
                    context.addVariable(ISources.ACTIVE_CURRENT_SELECTION_NAME, selection);
                    ParameterizedCommand pc = new ParameterizedCommand(command, null);
                    handlerService.executeCommandInContext(pc, null, context);
                } else if (command != null) {
                    if (command.isEnabled()) {
                        handlerService.executeCommand(commandId, null);
                    } else {
                        log.warn("Command '" + commandId + "' is disabled");
                    }
                } else {
                    log.warn("Command '" + commandId + "' not found");
                }
            }
        } catch (Exception e) {
            log.error("Can't execute command '" + commandId + "'", e);
        }
    }
}