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Diffstat (limited to 'offapi/com/sun/star/form/binding/ValueBinding.idl')
-rw-r--r-- | offapi/com/sun/star/form/binding/ValueBinding.idl | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/offapi/com/sun/star/form/binding/ValueBinding.idl b/offapi/com/sun/star/form/binding/ValueBinding.idl new file mode 100644 index 000000000..9ab7a20bf --- /dev/null +++ b/offapi/com/sun/star/form/binding/ValueBinding.idl @@ -0,0 +1,105 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef __com_sun_star_form_binding_ValueBinding_idl__ +#define __com_sun_star_form_binding_ValueBinding_idl__ + +#include <com/sun/star/form/binding/XValueBinding.idl> +#include <com/sun/star/beans/XPropertySet.idl> +#include <com/sun/star/lang/XComponent.idl> +#include <com/sun/star/util/XModifyBroadcaster.idl> + + +module com { module sun { module star { module form { module binding { + + +/** defines a component which allows access to a single value + + <p>Read/Write access to the value represented by this component is supported, + as well as (optionally) active broadcasting of value changes</p> +*/ +service ValueBinding +{ + /** determines whether the value is currently readonly + + <p>For instance, you could imagine a ValueBinding which + represents a cell in a spreadsheet document, and whose value is readonly + as long as the spreadsheet is locked.</p> + + <p>As long as this property is `TRUE`, the value binding should throw + an InvalidBindingStateException when its + XValueBinding::setValue() method is invoked.</p> + */ + [optional, property, bound, readonly] boolean ReadOnly; + + /** determines the relevance of the value represented by the binding + + <p>In a more complex scenario, where different form controls are bound to different + values, which all are part of a larger data structure, some of the items in this + data structure may not be relevant currently. This is indicated by the + #Relevant property being `FALSE`.</p> + + <p>XBindableValues which are bound to this binding may or may not + react in certain ways on the (ir)relevance of their bound value.</p> + + <p>One possible reaction could be that user interface elements which are associated + with the XBindableValue are disabled as long as #Relevant + is `FALSE`.</p> + */ + [optional, property, bound, readonly] boolean Relevant; + + /** allows access to the properties of the binding + */ + [optional] interface com::sun::star::beans::XPropertySet; + + /** allows read and write access to the value represented by this binding + */ + interface XValueBinding; + + /** allows other components to be notified when the value represented + by the ValueBinding instance changes. + + <p>This interface is optional, since a binding may not support + actively notifying changes in its value. Note, however, that in case + this interface is not supported, the bound component cannot react + on value changes, and will thus override any values which are + set by an instance other than itself.</p> + */ + [optional] interface com::sun::star::util::XModifyBroadcaster; + + /** allows life time control for the component + + <p>An ValueBinding may be known to one ore more components + supporting the XBindableValue interface, which all work with + this binding. However, they will not <em>own</em> the ValueBinding. + The ownership is with another instance, which may also decide to obsolete + the ValueBinding for whatever reasons (e.g. because the data model + which the binding reflected died). For this reason, a ValueBinding + must offer a possibility to be obsoleted by its owner, and to notify this + obsoleteness to other interested parties, such as XBindableValues.</p> + */ + interface com::sun::star::lang::XComponent; +}; + + +}; }; }; }; }; + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |