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123 lines
4.3 KiB
C++
123 lines
4.3 KiB
C++
/*=========================================================================
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Program: ParaView
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Module: pqPropertyLinksConnection.h
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Copyright (c) 2005,2006 Sandia Corporation, Kitware Inc.
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All rights reserved.
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ParaView is a free software; you can redistribute it and/or modify it
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under the terms of the ParaView license version 1.2.
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See License_v1.2.txt for the full ParaView license.
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A copy of this license can be obtained by contacting
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Kitware Inc.
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28 Corporate Drive
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Clifton Park, NY 12065
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USA
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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========================================================================*/
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#ifndef pqPropertyLinksConnection_h
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#define pqPropertyLinksConnection_h
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#include <QObject>
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#include <QPointer>
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#include "pqCoreModule.h"
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#include "vtkNew.h"
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#include "vtkWeakPointer.h"
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#include "vtkSMProperty.h"
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#include "vtkSMProxy.h"
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#include "vtkEventQtSlotConnect.h"
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class pqPropertyLinks;
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/// pqPropertyLinksConnection is used by pqPropertyLinks to keep a QObject and
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/// vtkSMProperty linked together.
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/// pqPropertyLinksConnection handles most common types of connections.
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/// Developers can subclass this to customize the mechanisms for copy values
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/// from Qt to ServerManager and vice-versa.
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class PQCORE_EXPORT pqPropertyLinksConnection : public QObject
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{
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Q_OBJECT
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typedef QObject Superclass;
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public:
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/// This also sets up observers to monitor any changes. This does not change
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/// any values on either items.
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pqPropertyLinksConnection(
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QObject* qobject, const char* qproperty, const char* qsignal,
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vtkSMProxy* smproxy, vtkSMProperty* smproperty, int smindex,
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bool use_unchecked_modified_event,
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QObject* parentObject=0);
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virtual ~pqPropertyLinksConnection();
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void setUseUncheckedProperties(bool useUnchecked);
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/// Comparison operator
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bool operator==(const pqPropertyLinksConnection& other) const;
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/// Provides access to the Qt QObject and property name.
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QObject* objectQt() const { return this->ObjectQt; }
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const QString& propertyQt() const { return this->PropertyQt; }
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/// Provides access to the ServerManager proxy/property/index.
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vtkSMProxy* proxy() const { return this->ProxySM; }
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vtkSMProxy* proxySM() const { return this->ProxySM; }
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vtkSMProperty* propertySM() const { return this->PropertySM; }
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int indexSM() const { return this->IndexSM; }
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public slots:
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/// Copy values from ServerManager to Qt. If use_unchecked is true, unchecked
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/// SMProperty values are used.
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void copyValuesFromServerManagerToQt(bool use_unchecked);
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/// Copy values from Qt to ServerManager. If use_unchecked is true, unchecked
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/// values for SMProperty are updated.
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void copyValuesFromQtToServerManager(bool use_unchecked);
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protected:
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/// These are the methods that subclasses can override to customize how
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/// values are updated in either directions.
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virtual void setQtValue(const QVariant& value);
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virtual void setServerManagerValue(bool use_unchecked, const QVariant& value);
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virtual QVariant currentQtValue() const;
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virtual QVariant currentServerManagerValue(bool use_unchecked) const;
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signals:
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/// Fired whenever the Qt widget changes (except in during a call to
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/// copyValuesFromServerManagerToQt()).
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void qtpropertyModified();
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/// Fired whenever the ServerManager property changes (except in during a call to
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/// copyValuesFromQtToServerManager()).
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void smpropertyModified();
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private:
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Q_DISABLE_COPY(pqPropertyLinksConnection)
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vtkNew<vtkEventQtSlotConnect> VTKConnector;
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QPointer<QObject> ObjectQt;
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QString PropertyQt;
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QString SignalQt;
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vtkWeakPointer<vtkSMProxy> ProxySM;
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vtkWeakPointer<vtkSMProperty> PropertySM;
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int IndexSM;
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};
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#endif
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