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96 lines
3.3 KiB
C++
96 lines
3.3 KiB
C++
/*=========================================================================
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Program: ParaView
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Module: $RCSfile$
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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 pqFindDataCreateSelectionFrame_h
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#define pqFindDataCreateSelectionFrame_h
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#include <QWidget>
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#include "pqComponentsModule.h"
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class pqOutputPort;
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class QComboBox;
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/// pqFindDataCreateSelectionFrame is designed to be used by pqFindDataDialog.
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/// pqFindDataDialog uses this as the component to create a new selection based
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/// on the query. This class encapsulates the logic for the UI to create new
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/// query based selections.
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/// Users can construct queries to create new selections. When user "runs" the
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/// query, we create a new selection and update the global application selection
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/// by notifying pqSelectionManager instance, is available.
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/// If the global selection changes from outside pqFindDataCreateSelectionFrame
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/// then we reset any existing query the user may have set.
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class PQCOMPONENTS_EXPORT pqFindDataCreateSelectionFrame : public QWidget
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{
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Q_OBJECT
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typedef QWidget Superclass;
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public:
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pqFindDataCreateSelectionFrame(QWidget* parent=0, Qt::WindowFlags f=0);
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virtual ~pqFindDataCreateSelectionFrame();
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/// Helper method used to fill up a combo-box showing allowed selection types
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/// based on the data-type produced on the port.
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static void populateSelectionTypeCombo(
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QComboBox* bbox, pqOutputPort* port);
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public slots:
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/// Set the port to create a query selection on. If the port is different from
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/// the current one, it clears any existing query.
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void setPort(pqOutputPort*);
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signals:
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/// Fired when the user clicks on the help button for the query clause widget.
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void helpRequested();
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private slots:
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/// marks if the underlying data has changed
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void dataChanged();
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/// refreshes the query widget.
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void refreshQuery();
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/// run the active query.
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void runQuery();
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/// called when the global selection changes. We reset the UI if the
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/// pqFindDataCreateSelectionFrame didn't create that selection.
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void onSelectionChanged(pqOutputPort*);
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private:
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Q_DISABLE_COPY(pqFindDataCreateSelectionFrame);
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class pqInternals;
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friend class pqInternals;
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pqInternals* Internals;
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};
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#endif
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