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/* -*- 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 _SVT_GENERICUNODIALOG_HXX_
#define _SVT_GENERICUNODIALOG_HXX_
#include "svtools/svtdllapi.h"
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/awt/XWindow.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/ui/dialogs/XExecutableDialog.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/beans/PropertyAttribute.hpp>
#include <com/sun/star/lang/NotInitializedException.hpp>
#include <cppuhelper/implbase3.hxx>
#include <cppuhelper/propshlp.hxx>
#include <comphelper/proparrhlp.hxx>
#include <comphelper/uno3.hxx>
#include <comphelper/propertycontainer.hxx>
#include <comphelper/broadcasthelper.hxx>
#include <tools/link.hxx>
class Dialog;
class Window;
class VclWindowEvent;
//.........................................................................
namespace svt
{
//.........................................................................
//=========================================================================
#define UNODIALOG_PROPERTY_ID_TITLE 1
#define UNODIALOG_PROPERTY_ID_PARENT 2
#define UNODIALOG_PROPERTY_TITLE "Title"
#define UNODIALOG_PROPERTY_PARENT "ParentWindow"
//=========================================================================
typedef ::cppu::WeakImplHelper3 < com::sun::star::ui::dialogs::XExecutableDialog
, com::sun::star::lang::XServiceInfo
, com::sun::star::lang::XInitialization
> OGenericUnoDialogBase;
/** abstract base class for implementing UNO objects representing dialogs (<type scope="com.sun.star.awt">XDialog</type>)
*/
class SVT_DLLPUBLIC OGenericUnoDialog
:public OGenericUnoDialogBase
,public ::comphelper::OMutexAndBroadcastHelper
,public ::comphelper::OPropertyContainer
{
private:
::osl::Mutex m_aExecutionMutex; /// acess safety for execute/cancel
protected:
Dialog* m_pDialog; /// the dialog to execute
sal_Bool m_bExecuting : 1; /// we're currently executing the dialog
sal_Bool m_bCanceled : 1; /// endDialog was called while we were executing
sal_Bool m_bTitleAmbiguous : 1; /// m_sTitle has not been set yet
bool m_bInitialized : 1; /// has "initialize" been called?
bool m_bNeedInitialization : 1; /// do we need to be initialized before any other API call is allowed?
// <properties>
::rtl::OUString m_sTitle; /// title of the dialog
com::sun::star::uno::Reference<com::sun::star::awt::XWindow> m_xParent; /// parent window
// </properties>
com::sun::star::uno::Reference<com::sun::star::uno::XComponentContext> m_aContext;
public:
inline bool needInitialization() const { return m_bNeedInitialization && !m_bInitialized; }
protected:
OGenericUnoDialog(const com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext >& _rxContext);
virtual ~OGenericUnoDialog();
public:
// UNO
DECLARE_UNO3_DEFAULTS(OGenericUnoDialog, OGenericUnoDialogBase);
virtual com::sun::star::uno::Any SAL_CALL queryInterface(const com::sun::star::uno::Type& _rType) throw (com::sun::star::uno::RuntimeException);
// XTypeProvider
virtual com::sun::star::uno::Sequence<com::sun::star::uno::Type> SAL_CALL getTypes( ) throw(com::sun::star::uno::RuntimeException);
virtual com::sun::star::uno::Sequence<sal_Int8> SAL_CALL getImplementationId( ) throw(com::sun::star::uno::RuntimeException) = 0;
// XServiceInfo
virtual ::rtl::OUString SAL_CALL getImplementationName() throw(com::sun::star::uno::RuntimeException) = 0;
virtual sal_Bool SAL_CALL supportsService(const ::rtl::OUString& ServiceName) throw(com::sun::star::uno::RuntimeException);
virtual ::comphelper::StringSequence SAL_CALL getSupportedServiceNames() throw(com::sun::star::uno::RuntimeException) = 0;
// OPropertySetHelper
virtual void SAL_CALL setFastPropertyValue_NoBroadcast( sal_Int32 nHandle, const com::sun::star::uno::Any& rValue ) throw(com::sun::star::uno::Exception);
virtual sal_Bool SAL_CALL convertFastPropertyValue( com::sun::star::uno::Any& rConvertedValue, com::sun::star::uno::Any& rOldValue, sal_Int32 nHandle, const com::sun::star::uno::Any& rValue) throw(com::sun::star::lang::IllegalArgumentException);
// XExecutableDialog
virtual void SAL_CALL setTitle( const ::rtl::OUString& aTitle ) throw(::com::sun::star::uno::RuntimeException);
virtual sal_Int16 SAL_CALL execute( ) throw(::com::sun::star::uno::RuntimeException);
// XInitialization
virtual void SAL_CALL initialize( const com::sun::star::uno::Sequence< com::sun::star::uno::Any >& aArguments ) throw(com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
protected:
/** create the concret dialog instance. note that m_aMutex is not locked when this method get's called,
but the application-wide solar mutex is (to guard the not thread-safe ctor of the dialog).
@param pParent the parent window for the new dialog
*/
virtual Dialog* createDialog(Window* _pParent) = 0;
/// called to destroy the dialog used. the default implementation just deletes m_pDialog and resets it to NULL
virtual void destroyDialog();
/** called after the dialog has been executed
@param _nExecutionResult the execution result as returned by Dialog::Execute
*/
virtual void executedDialog(sal_Int16 /*_nExecutionResult*/) { }
/** smaller form of <method>initialize</method>.<p/>
The <method>initialize</method> method is called with a sequence of <type scope="com.sun.star.uno">Any</type>'s,
which is split up into the single elements, which are passed to implInitialize. The default implementation
tries to exract an <type scope="com.sun.star.beans">PropertyValue</type> from the value an pass it to the
<type scope="com.sun.star.beans">XPropertySet</type> interface of the object.
*/
virtual void implInitialize(const com::sun::star::uno::Any& _rValue);
private:
DECL_LINK( OnDialogDying, VclWindowEvent* );
/** ensures that m_pDialog is not <NULL/>
This method does nothing if m_pDialog is already non-<NULL/>. Else, it calls createDialog and does
all necessary initializations of the new dialog instance.
@precond
m_aMutex is locked
@return
<TRUE/> if and only if m_pDialog is non-<NULL/> upon returning from the method. Note that the only
case where m_pDialog is <NULL/> is when createDialog returned <NULL/>, which is will fire an assertion
in non-product builds.
*/
bool impl_ensureDialog_lck();
};
/// helper class for guarding access to methods of a OGenericUnoDialog
class UnoDialogEntryGuard
{
public:
UnoDialogEntryGuard( OGenericUnoDialog& _rDialog )
:m_aGuard( _rDialog.GetMutex() )
{
if ( _rDialog.needInitialization() )
throw ::com::sun::star::lang::NotInitializedException();
}
private:
::osl::MutexGuard m_aGuard;
};
//.........................................................................
} // namespace svt
//.........................................................................
#endif // _SVT_GENERICUNODIALOG_HXX_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
