[CHANGE] - basic structure for automatically updating properties

src/gui/qt4/datasetbrowser/WPropertyBoolWidget.cpp

@@ -36,15 +36,14 @@ WPropertyBoolWidget::WPropertyBoolWidget( WPropBool property, QGridLayout* prope
 {
     // initialize members
     m_button.setCheckable( true );
-    m_checkbox.setChecked( m_boolProperty->get() );
-    m_button.setChecked( m_boolProperty->get() );
+    update();
 
     // layout both against each other
-    m_button.setVisible( asButton );
-    m_checkbox.setVisible( !asButton );
-    m_layout.addWidget( asButton ? static_cast< QWidget* >( &m_button ) : static_cast< QWidget* >( &m_checkbox ) );
+    m_button.setVisible( m_asButton );
+    m_checkbox.setVisible( !m_asButton );
+    m_layout.addWidget( m_asButton ? static_cast< QWidget* >( &m_button ) : static_cast< QWidget* >( &m_checkbox ) );
 
-    if ( asButton )
+    if ( m_asButton )
     {
         m_layout.setContentsMargins( 1, 1, 1, 1 );
     }
@@ -60,6 +59,13 @@ WPropertyBoolWidget::~WPropertyBoolWidget()
     // cleanup
 }
 
+void WPropertyBoolWidget::update()
+{
+    // simply set the new state
+    m_checkbox.setChecked( m_boolProperty->get() );
+    m_button.setChecked( m_boolProperty->get() );
+}
+
 QPushButton* WPropertyBoolWidget::getButton()
 {
     return &m_button;

src/gui/qt4/datasetbrowser/WPropertyBoolWidget.h

@@ -66,6 +66,11 @@ public:
 
 protected:
 
+    /**
+     * Called whenever the widget should update.
+     */
+    virtual void update();
+
     /**
      * The boolean property represented by this widget.
      */

src/gui/qt4/datasetbrowser/WPropertyColorWidget.cpp

@@ -47,8 +47,7 @@ WPropertyColorWidget::WPropertyColorWidget( WPropColor property, QGridLayout* pr
     m_layout.addWidget( &m_button );
 
     // set the initial values
-    m_button.setPalette( QPalette( toQColor( m_colorProperty->get() ) ) );
-
+    update();
 
     // connect the modification signal of the edit and slider with our callback
     connect( &m_button, SIGNAL( released() ), this, SLOT( buttonReleased() ) );
@@ -59,6 +58,11 @@ WPropertyColorWidget::~WPropertyColorWidget()
     // cleanup
 }
 
+void WPropertyColorWidget::update()
+{
+    m_button.setPalette( QPalette( toQColor( m_colorProperty->get() ) ) );
+}
+
 QColor WPropertyColorWidget::toQColor( WColor color )
 {
     QColor tmp;

src/gui/qt4/datasetbrowser/WPropertyColorWidget.h

@@ -56,6 +56,11 @@ public:
 
 protected:
 
+    /**
+     * Called whenever the widget should update.
+     */
+    virtual void update();
+
     /**
      * The integer property represented by this widget.
      */

src/gui/qt4/datasetbrowser/WPropertyDoubleWidget.cpp

@@ -44,6 +44,19 @@ WPropertyDoubleWidget::WPropertyDoubleWidget( WPropDouble property, QGridLayout*
     // layout both against each other
     m_layout.addWidget( &m_spin );
 
+    update();
+
+    // connect the modification signal of the edit and slider with our callback
+    connect( &m_spin, SIGNAL( editingFinished() ), this, SLOT( spinChanged() ) );
+}
+
+WPropertyDoubleWidget::~WPropertyDoubleWidget()
+{
+    // cleanup
+}
+
+void WPropertyDoubleWidget::update()
+{
     // get the min constraint
     WPVDouble::PropertyConstraintMin minC = m_doubleProperty->getMin();
     double min = 0.0;
@@ -84,14 +97,6 @@ WPropertyDoubleWidget::WPropertyDoubleWidget( WPropDouble property, QGridLayout*
     // set the initial values
     m_spin.setValue( m_doubleProperty->get() );
     m_spin.setSingleStep( ( max - min ) / 100.0 );
-
-    // connect the modification signal of the edit and slider with our callback
-    connect( &m_spin, SIGNAL( editingFinished() ), this, SLOT( spinChanged() ) );
-}
-
-WPropertyDoubleWidget::~WPropertyDoubleWidget()
-{
-    // cleanup
 }
 
 void WPropertyDoubleWidget::spinChanged()

src/gui/qt4/datasetbrowser/WPropertyDoubleWidget.h

@@ -56,6 +56,11 @@ public:
 
 protected:
 
+    /**
+     * Called whenever the widget should update.
+     */
+    virtual void update();
+
     /**
      * The integer property represented by this widget.
      */

src/gui/qt4/datasetbrowser/WPropertyFilenameWidget.cpp

@@ -51,7 +51,7 @@ WPropertyFilenameWidget::WPropertyFilenameWidget( WPropFilename property, QGridL
     m_button.setSizePolicy( QSizePolicy::Ignored, QSizePolicy::Preferred );
 
     // set the initial values
-    m_button.setText( QString::fromStdString( m_fnProperty->get().file_string() ) );
+    update();
 
     // connect the modification signal of the edit and slider with our callback
     connect( &m_button, SIGNAL( released() ), this, SLOT( buttonReleased() ) );
@@ -62,6 +62,11 @@ WPropertyFilenameWidget::~WPropertyFilenameWidget()
     // cleanup
 }
 
+void WPropertyFilenameWidget::update()
+{
+    m_button.setText( QString::fromStdString( m_fnProperty->get().file_string() ) );
+}
+
 void WPropertyFilenameWidget::buttonReleased()
 {
     QString path;

src/gui/qt4/datasetbrowser/WPropertyFilenameWidget.h

@@ -56,6 +56,11 @@ public:
 
 protected:
 
+    /**
+     * Called whenever the widget should update.
+     */
+    virtual void update();
+
     /**
      * The filename property represented by this widget.
      */

src/gui/qt4/datasetbrowser/WPropertyIntWidget.cpp

@@ -50,6 +50,21 @@ WPropertyIntWidget::WPropertyIntWidget( WPropInt property, QGridLayout* property
     m_layout.addWidget( &m_slider );
     m_layout.addWidget( &m_edit );
 
+    update();
+
+    // connect the modification signal of the edit and slider with our callback
+    connect( &m_slider, SIGNAL( valueChanged( int ) ), this, SLOT( sliderChanged( int ) ) );
+    connect( &m_edit, SIGNAL( returnPressed() ), this, SLOT( editChanged() ) );
+    connect( &m_edit, SIGNAL( textEdited( const QString& ) ), this, SLOT( textEdited( const QString& ) ) );
+}
+
+WPropertyIntWidget::~WPropertyIntWidget()
+{
+    // cleanup
+}
+
+void WPropertyIntWidget::update()
+{
     // get the min constraint
     WPVInt::PropertyConstraintMin minC = m_intProperty->getMin();
     int min = 0;
@@ -102,15 +117,6 @@ WPropertyIntWidget::WPropertyIntWidget( WPropInt property, QGridLayout* property
     m_edit.setText( QString( boost::lexical_cast< std::string >( m_intProperty->get() ).c_str() ) );
     m_slider.setValue( m_intProperty->get() );
 
-    // connect the modification signal of the edit and slider with our callback
-    connect( &m_slider, SIGNAL( valueChanged( int ) ), this, SLOT( sliderChanged( int ) ) );
-    connect( &m_edit, SIGNAL( returnPressed() ), this, SLOT( editChanged() ) );
-    connect( &m_edit, SIGNAL( textEdited( const QString& ) ), this, SLOT( textEdited( const QString& ) ) );
-}
-
-WPropertyIntWidget::~WPropertyIntWidget()
-{
-    // cleanup
 }
 
 void WPropertyIntWidget::sliderChanged( int value )

src/gui/qt4/datasetbrowser/WPropertyIntWidget.h

@@ -57,6 +57,11 @@ public:
 
 protected:
 
+    /**
+     * Called whenever the widget should update.
+     */
+    virtual void update();
+
     /**
      * The integer property represented by this widget.
      */

src/gui/qt4/datasetbrowser/WPropertyStringWidget.cpp

@@ -45,7 +45,7 @@ WPropertyStringWidget::WPropertyStringWidget( WPropString property, QGridLayout*
     m_layout.addWidget( &m_edit );
 
     // set the initial values
-    m_edit.setText( QString( m_stringProperty->get().c_str() ) );
+    update();
 
     // connect the modification signal of the edit and slider with our callback
     connect( &m_edit, SIGNAL( returnPressed() ), this, SLOT( editChanged() ) );
@@ -57,6 +57,11 @@ WPropertyStringWidget::~WPropertyStringWidget()
     // cleanup
 }
 
+void WPropertyStringWidget::update()
+{
+    m_edit.setText( QString( m_stringProperty->get().c_str() ) );
+}
+
 void WPropertyStringWidget::editChanged()
 {
     std::string value = m_edit.text().toStdString();
@@ -71,3 +76,4 @@ void WPropertyStringWidget::textEdited( const QString& text )
     invalidate( !m_stringProperty->accept( value ) );
 }
 
+

src/gui/qt4/datasetbrowser/WPropertyStringWidget.h

@@ -57,6 +57,11 @@ public:
 
 protected:
 
+    /**
+     * Called whenever the widget should update.
+     */
+    virtual void update();
+
     /**
      * The integer property represented by this widget.
      */

src/gui/qt4/datasetbrowser/WPropertyWidget.h

@@ -82,6 +82,11 @@ public:
 
 protected:
 
+    /**
+     * Called whenever the widget should update itself.
+     */
+    virtual void update() = 0;
+
     /**
      * The property handled by the widget.
      */

src/gui/qt4/events/WEventTypes.h

@@ -48,6 +48,8 @@
 // when a subject signals a newly registered data set
 #define WQT_UPDATE_TEXTURE_SORTER_EVENT QEvent::User + 5
 
+// when a property changes
+#define WQT_PROPERTY_CHANGED_EVENT QEvent::User + 6
 
 #endif  // WEVENTTYPES_H
 

src/gui/qt4/events/WPropertyChangedEvent.cpp

+//---------------------------------------------------------------------------
+//
+// Project: OpenWalnut ( http://www.openwalnut.org )
+//
+// Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS
+// For more information see http://www.openwalnut.org/copying
+//
+// This file is part of OpenWalnut.
+//
+// OpenWalnut is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// OpenWalnut 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 for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>.
+//
+//---------------------------------------------------------------------------
+
+#include "WEventTypes.h"
+
+#include "WPropertyChangedEvent.h"
+
+WPropertyChangedEvent::WPropertyChangedEvent()
+    : QEvent( static_cast< QEvent::Type >( WQT_PROPERTY_CHANGED_EVENT ) )
+{
+    // initialize members
+}
+
+WPropertyChangedEvent::~WPropertyChangedEvent()
+{
+    // cleanup
+}
+

src/gui/qt4/events/WPropertyChangedEvent.h

+//---------------------------------------------------------------------------
+//
+// Project: OpenWalnut ( http://www.openwalnut.org )
+//
+// Copyright 2009 OpenWalnut Community, BSV@Uni-Leipzig and CNCF@MPI-CBS
+// For more information see http://www.openwalnut.org/copying
+//
+// This file is part of OpenWalnut.
+//
+// OpenWalnut is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// OpenWalnut 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 for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with OpenWalnut. If not, see <http://www.gnu.org/licenses/>.
+//
+//---------------------------------------------------------------------------
+
+#ifndef WPROPERTYCHANGEDEVENT_H
+#define WPROPERTYCHANGEDEVENT_H
+
+#include <boost/shared_ptr.hpp>
+
+#include <QtCore/QEvent>
+
+/**
+ * Event signalling a new module has been associated with the root container in the kernel. Please note that it is possible that
+ * the module is already marked as "ready" while processing this event due to the multithreading.
+ */
+class WPropertyChangedEvent: public QEvent
+{
+public:
+
+    /**
+     * Creates a new event instance denoting that a property has changed.
+     */
+    WPropertyChangedEvent();
+
+    /**
+     * Destructor.
+     */
+    virtual ~WPropertyChangedEvent();
+
+protected:
+private:
+};
+
+#endif  // WPROPERTYCHANGEDEVENT_H
+

src/modules/template/WMTemplate.cpp

@@ -188,6 +188,7 @@ void WMTemplate::properties()
     // You even can add one property multiple times to different groups:
     m_group2->addProperty( m_aColor );
     m_group1a->addProperty( m_aDouble );
+    m_group1a->addProperty( m_enableFeature );
 
     // How can the values of the properties be changed? You can take a look at moduleMain where this is shown. For short: m_anInteger->set( 2 )
     // and m_anInteger->get().