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Diffstat (limited to 'offapi/com/sun/star/form/validation/XValidatableFormComponent.idl')
-rw-r--r-- | offapi/com/sun/star/form/validation/XValidatableFormComponent.idl | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/offapi/com/sun/star/form/validation/XValidatableFormComponent.idl b/offapi/com/sun/star/form/validation/XValidatableFormComponent.idl new file mode 100644 index 000000000000..eae3a9f48518 --- /dev/null +++ b/offapi/com/sun/star/form/validation/XValidatableFormComponent.idl @@ -0,0 +1,126 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef __com_sun_star_form_validation_XValidatableFormComponent_idl__ +#define __com_sun_star_form_validation_XValidatableFormComponent_idl__ + +#ifndef __com_sun_star_form_validation_XValidatable_idl__ +#include <com/sun/star/form/validation/XValidatable.idl> +#endif + +#ifndef __com_sun_star_lang_NoSupportException_idl__ +#include <com/sun/star/lang/NoSupportException.idl> +#endif + +#ifndef __com_sun_star_lang_NullPointerException_idl__ +#include <com/sun/star/lang/NullPointerException.idl> +#endif + +//============================================================================= + +module com { module sun { module star { module form { module validation { + +interface XFormComponentValidityListener; + +//============================================================================= + +/** is a convenience interface for accessing several aspects of a form component + which supports validation. + + <p>A validatable form component has two aspects which other parties might + be interested in: + <ul> + <li>The pure validity flag: Whatever the user enters in the component, this is + either valid (relative to the active validator), or invalid.</li> + <li>The current value: Even if the validity flag does not change with the user + input (e.g. because the user replaces one invalid value with another invalid + value), observers might be interested in the current value, for example to + include it in a feedback message to the user.</li> + </ul> + </p> + + <p>An <type>XValidatableFormComponent</type> allows to easily access both of these aspects.</p> + + <p>Note that all of the information provided at this interface can also obtained by other means, + but much more inconviniently.</p> + + @see XValidatable + @see XValidator +*/ +interface XValidatableFormComponent : XValidatable +{ + /** determines whether the current value of the component passed the validity test + at the validator. + + <p>Calling this is equal to calling <member>XValidator::isValid</member> with + the current value (see <member>getCurrentValue</member>) of the component, where + the validator is obtained via <member>XValidatable::getValidator</member>.</p> + + <p>If no validator has been set (<member>XValidatable::setValidator</member>), this method + returns true.</p> + */ + boolean isValid(); + + /** retrieves the current value of the component. + + <p>The type of the current value, as well as it's semantics, depend on the service + implementing this interface.</p> + + <p>Again, this is a convenience method. For example, for a <type scope="com::sun::star::form::component">FormattedField</type>, + calling this method is equivalent to retrieving the + <member scope="com::sun::star::awt">UnoControlFormattedFieldModel::EffectiveValue</member>.</p> + + <p>If no validator has been set (<member>XValidatable::setValidator</member>), the value returned + here is defined by the service implementing this interface.</p> + */ + any getCurrentValue(); + + /** registers the given listener. + + <p><type>XFormComponentValidityListener</type>s are called whenever <em>any</em> of the aspects + of the validatable form component (the validity flag, or the value) changed.</p> + + @throws <type scope="com::sun::star::lang">NullPointerException</type> + if the given listener is <NULL/> + */ + void addFormComponentValidityListener( [in] XFormComponentValidityListener Listener ) + raises( com::sun::star::lang::NullPointerException ); + + /** registers the given listener. + + @throws <type scope="com::sun::star::lang">NullPointerException</type> + if the given listener is <NULL/> + */ + void removeFormComponentValidityListener( [in] XFormComponentValidityListener Listener ) + raises( com::sun::star::lang::NullPointerException ); +}; + +//============================================================================= + +}; }; }; }; }; + +#endif |