Changed: #1302 Added signal 'reset bool property' for returning to default value

--HG--
branch : gsoc2011-worldeditorqt

code/nel/tools/3d/object_viewer_qt/src/3rdparty/qtpropertybrowser/qteditorfactory.cpp

@@ -659,6 +659,7 @@ class QtCheckBoxFactoryPrivate : public EditorFactoryPrivate<QtBoolEdit>
 public:
     void slotPropertyChanged(QtProperty *property, bool value);
     void slotSetValue(bool value);
+    void slotReset();
 };
 
 void QtCheckBoxFactoryPrivate::slotPropertyChanged(QtProperty *property, bool value)
@@ -669,6 +670,7 @@ void QtCheckBoxFactoryPrivate::slotPropertyChanged(QtProperty *property, bool va
     QListIterator<QtBoolEdit *> itEditor(m_createdEditors[property]);
     while (itEditor.hasNext()) {
         QtBoolEdit *editor = itEditor.next();
+        editor->setStateResetButton(property->isModified());
         editor->blockCheckBoxSignals(true);
         editor->setChecked(value);
         editor->blockCheckBoxSignals(false);
@@ -691,6 +693,22 @@ void QtCheckBoxFactoryPrivate::slotSetValue(bool value)
         }
 }
 
+void QtCheckBoxFactoryPrivate::slotReset()
+{
+    QObject *object = q_ptr->sender();
+
+    const QMap<QtBoolEdit *, QtProperty *>::ConstIterator ecend = m_editorToProperty.constEnd();
+    for (QMap<QtBoolEdit *, QtProperty *>::ConstIterator itEditor = m_editorToProperty.constBegin(); itEditor != ecend;  ++itEditor)
+        if (itEditor.key() == object) {
+            QtProperty *property = itEditor.value();
+            QtBoolPropertyManager *manager = q_ptr->propertyManager(property);
+            if (!manager)
+                return;
+            manager->setResetProperty(property);
+            return;
+        }
+}
+
 /*!
     \class QtCheckBoxFactory
 
@@ -740,8 +758,10 @@ QWidget *QtCheckBoxFactory::createEditor(QtBoolPropertyManager *manager, QtPrope
         QWidget *parent)
 {
     QtBoolEdit *editor = d_ptr->createEditor(property, parent);
+    editor->setStateResetButton(property->isModified());
     editor->setChecked(manager->value(property));
 
+    connect(editor, SIGNAL(resetProperty()), this, SLOT(slotReset()));
     connect(editor, SIGNAL(toggled(bool)), this, SLOT(slotSetValue(bool)));
     connect(editor, SIGNAL(destroyed(QObject *)),
                 this, SLOT(slotEditorDestroyed(QObject *)));
@@ -2645,10 +2665,15 @@ QtTextEditWidget::QtTextEditWidget(QWidget *parent) :
 
     m_button->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Ignored);
     m_button->setFixedWidth(20);
-    setFocusProxy(m_button);
-    setFocusPolicy(m_button->focusPolicy());
     m_button->setText(tr("..."));
     m_button->installEventFilter(this);
+
+    setFocusProxy(m_button);
+    setFocusPolicy(m_button->focusPolicy());
+	
+    m_defaultButton->setIcon(QIcon(":/trolltech/qtpropertybrowser/images/resetproperty.png"));
+    m_defaultButton->setMaximumWidth(16);
+    
     connect(m_button, SIGNAL(clicked()), this, SLOT(buttonClicked()));
     lt->addWidget(m_button);
     lt->addWidget(m_defaultButton);

code/nel/tools/3d/object_viewer_qt/src/3rdparty/qtpropertybrowser/qteditorfactory.h

@@ -186,6 +186,7 @@ private:
     Q_PRIVATE_SLOT(d_func(), void slotPropertyChanged(QtProperty *, bool))
     Q_PRIVATE_SLOT(d_func(), void slotSetValue(bool))
     Q_PRIVATE_SLOT(d_func(), void slotEditorDestroyed(QObject *))
+    Q_PRIVATE_SLOT(d_func(), void slotReset())
 };
 
 class QtDoubleSpinBoxFactoryPrivate;

code/nel/tools/3d/object_viewer_qt/src/3rdparty/qtpropertybrowser/qtpropertybrowser.qrc

@@ -18,6 +18,7 @@
         <file>images/cursor-vsplit.png</file>
         <file>images/cursor-wait.png</file>
         <file>images/cursor-whatsthis.png</file>
+	<file>images/resetproperty.png</file>
     </qresource>
 </RCC>
   

code/nel/tools/3d/object_viewer_qt/src/3rdparty/qtpropertybrowser/qtpropertybrowserutils.cpp

@@ -264,6 +264,10 @@ QtBoolEdit::QtBoolEdit(QWidget *parent) :
     m_defaultButton(new QToolButton(this)),
     m_textVisible(true)
 {
+    m_defaultButton->setIcon(QIcon(":/trolltech/qtpropertybrowser/images/resetproperty.png"));
+    m_defaultButton->setMaximumWidth(16);
+    m_defaultButton->setEnabled(false);
+
     QHBoxLayout *lt = new QHBoxLayout;
     if (QApplication::layoutDirection() == Qt::LeftToRight)
         lt->setContentsMargins(4, 0, 0, 0);
@@ -271,9 +275,11 @@ QtBoolEdit::QtBoolEdit(QWidget *parent) :
         lt->setContentsMargins(0, 0, 4, 0);
     lt->addWidget(m_checkBox);
     lt->addWidget(m_defaultButton);
-    m_defaultButton->setEnabled(false);
     setLayout(lt);
+    
     connect(m_checkBox, SIGNAL(toggled(bool)), this, SIGNAL(toggled(bool)));
+    connect(m_defaultButton, SIGNAL(clicked()), this, SIGNAL(resetProperty()));
+
     setFocusProxy(m_checkBox);
     m_checkBox->setText(QString());
 }
@@ -297,6 +303,11 @@ void QtBoolEdit::setCheckState(Qt::CheckState state)
     m_checkBox->setCheckState(state);
 }
 
+void QtBoolEdit::setStateResetButton(bool enabled)
+{
+    m_defaultButton->setEnabled(enabled);
+}
+
 bool QtBoolEdit::isChecked() const
 {
     return m_checkBox->isChecked();

code/nel/tools/3d/object_viewer_qt/src/3rdparty/qtpropertybrowser/qtpropertybrowserutils_p.h

@@ -155,6 +155,7 @@ public:
 
     Qt::CheckState checkState() const;
     void setCheckState(Qt::CheckState state);
+    void setStateResetButton(bool enabled);
 
     bool isChecked() const;
     void setChecked(bool c);
@@ -163,6 +164,7 @@ public:
 
 Q_SIGNALS:
     void toggled(bool);
+    void resetProperty();
 
 protected:
     void mousePressEvent(QMouseEvent * event);

code/nel/tools/3d/object_viewer_qt/src/3rdparty/qtpropertybrowser/qtpropertymanager.cpp

@@ -1588,6 +1588,11 @@ void QtBoolPropertyManager::setValue(QtProperty *property, bool val)
                 property, val);
 }
 
+void QtBoolPropertyManager::setResetProperty(QtProperty *property)
+{
+     emit resetProperty(property);
+}
+
 /*!
     \reimp
 */

code/nel/tools/3d/object_viewer_qt/src/3rdparty/qtpropertybrowser/qtpropertymanager.h

@@ -160,8 +160,12 @@ public:
 
 public Q_SLOTS:
     void setValue(QtProperty *property, bool val);
+    void setResetProperty(QtProperty *property);
+
 Q_SIGNALS:
     void valueChanged(QtProperty *property, bool val);
+    void resetProperty(QtProperty *property);
+
 protected:
     QString valueText(const QtProperty *property) const;
     QIcon valueIcon(const QtProperty *property) const;