Examples with IDeleteTreeItemHandler org.eclipse.sirius.web.services.explorer.api.IDeleteTreeItemHandler used on opensource projects

Example 1 with IDeleteTreeItemHandler

use of org.eclipse.sirius.web.services.explorer.api.IDeleteTreeItemHandler in project sirius-web by eclipse-sirius.

the class ExplorerDescriptionProvider method getDeleteHandler.

private IStatus getDeleteHandler(VariableManager variableManager) {
    var optionalEditingContext = variableManager.get(IEditingContext.EDITING_CONTEXT, IEditingContext.class);
    var optionalTreeItem = variableManager.get(TreeItem.SELECTED_TREE_ITEM, TreeItem.class);
    if (optionalEditingContext.isPresent() && optionalTreeItem.isPresent()) {
        IEditingContext editingContext = optionalEditingContext.get();
        TreeItem treeItem = optionalTreeItem.get();
        // @formatter:off
        var optionalHandler = this.deleteTreeItemHandlers.stream().filter(handler -> handler.canHandle(editingContext, treeItem)).findFirst();
        if (optionalHandler.isPresent()) {
            IDeleteTreeItemHandler deleteTreeItemHandler = optionalHandler.get();
            return deleteTreeItemHandler.handle(editingContext, treeItem);
        }
    }
    // $NON-NLS-1$
    return new Failure("");
}