abstractpropertywidget.h 4.37 KB
 schultezub committed Aug 10, 2012 1 2 // ================================================================================================ //  schultezub committed Nov 02, 2012 3 // This file is part of the CAMPVis Software Framework.  schultezub committed Aug 10, 2012 4 5 // // If not explicitly stated otherwise: Copyright (C) 2012, all rights reserved,  schultezub committed Nov 02, 2012 6 // Christian Schulte zu Berge  schultezub committed Aug 10, 2012 7 // Chair for Computer Aided Medical Procedures  Sebastian Pölsterl committed Oct 15, 2013 8 9 // Technische Universität München // Boltzmannstr. 3, 85748 Garching b. München, Germany  schultezub committed Nov 02, 2012 10 // For a full list of authors and contributors, please refer to the file "AUTHORS.txt".  schultezub committed Aug 10, 2012 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 // // The licensing of this softare is not yet resolved. Until then, redistribution in source or // binary forms outside the CAMP chair is not permitted, unless explicitly stated in legal form. // However, the names of the original authors and the above copyright notice must retain in its // original state in any case. // // Legal disclaimer provided by the BSD license: // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY // AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE // POSSIBILITY OF SUCH DAMAGE. // // ================================================================================================  schultezub committed Aug 03, 2012 30 31 32 33 #ifndef ABSTRACTPROPERTYWIDGET_H__ #define ABSTRACTPROPERTYWIDGET_H__ #include "sigslot/sigslot.h"  schultezub committed Feb 06, 2013 34 #include "tbb/atomic.h"  schultezub committed Aug 03, 2012 35 #include  schultezub committed Aug 06, 2012 36 37 #include #include  schultezub committed Aug 03, 2012 38   schultezub committed Oct 26, 2012 39 namespace campvis {  schultezub committed Aug 03, 2012 40 41 42 43 44 45 46 47 48 49 50  class AbstractProperty; /** * Abstract base class for property widgets. */ class AbstractPropertyWidget : public QWidget, public sigslot::has_slots<> { Q_OBJECT; public: /** * Creates a new PropertyWidget for the property \a property.  Artur Grunau committed Sep 21, 2013 51 52 53 54 55 56  * * If displayBoxed is true, the widget is displayed vertically in a QGroupBox. * * \param property The property the widget shall handle * \param displayBoxed Should the widget be displayed in a group box? * \param parent Parent Qt widget  schultezub committed Aug 03, 2012 57  */  Artur Grunau committed Sep 21, 2013 58  AbstractPropertyWidget(AbstractProperty* property, bool displayBoxed = false, QWidget* parent = 0);  schultezub committed Aug 03, 2012 59 60 61 62 63 64 65 66 67 68 69 70  /** * Destructor */ virtual ~AbstractPropertyWidget(); protected: /** * Adds a widget to the local Qt layout. */ void addWidget(QWidget* widget);  Artur Grunau committed Sep 21, 2013 71 72 73 74 75 76  AbstractProperty* _property; ///< The property this widget handles /// Semaphore acts as flag whether the widget shall ignore incoming signals from properties being updated. tbb::atomic _ignorePropertyUpdates; protected slots:  schultezub committed Aug 03, 2012 77 78 79 80 81  /** * Gets called when the property has changed, so that widget can update its state. */ virtual void updateWidgetFromProperty() = 0;  Artur Grunau committed Sep 21, 2013 82 83 84 85 86 87 88 89 90 91 92  signals: /** * Internal signal used to update the property widget in a thread-safe way. * * This class' \ref onPropertyChanged() slot is invoked from non-GUI threads. As a result, * \ref updateWidgetFromProperty() couldn't access any Qt widgets safely if it was called from there directly, * because it would execute in a non-GUI thread. However, if we invoke \ref updateWidgetFromProperty() via * a signal-slot connection with \ref s_propertyChanged(), Qt takes care of queueing slot accesses in the GUI * thread for us. */ void s_propertyChanged(const AbstractProperty* property);  schultezub committed Aug 03, 2012 93 94 95 96 97 98  private: /// Slot getting called when the property has changed, so that the widget can be updated. virtual void onPropertyChanged(const AbstractProperty* property); QBoxLayout* _layout;  schultezub committed Aug 06, 2012 99  QLabel* _titleLabel;  schultezub committed Aug 03, 2012 100 101 102 103  }; } #endif // ABSTRACTPROPERTYWIDGET_H__