From: stv <stv@opencascade.com>
Date: Thu, 23 Jun 2005 06:12:00 +0000 (+0000)
Subject: Some minor improovements for spin boxes (update values before getting)
X-Git-Tag: T3_0_0_a4~48
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=b2b6a64de3a553d1847e53f305dd4e6bca7e8067;p=modules%2Fgui.git

Some minor improovements for spin boxes (update values before getting)
---

diff --git a/src/Qtx/QtxDblSpinBox.cxx b/src/Qtx/QtxDblSpinBox.cxx
index 1a4405026..5c40e9d13 100755
--- a/src/Qtx/QtxDblSpinBox.cxx
+++ b/src/Qtx/QtxDblSpinBox.cxx
@@ -83,7 +83,7 @@ myPrecision( 0 )
   rangeChange();
   updateDisplay();
 
-  //connect( editor(), SIGNAL( textChanged( const QString& ) ), this, SLOT( onTextChanged( const QString& ) ) );
+  connect( editor(), SIGNAL( textChanged( const QString& ) ), this, SLOT( onTextChanged( const QString& ) ) );
 }
 
 QtxDblSpinBox::QtxDblSpinBox( double min, double max, double step, QWidget* parent, const char* name )
@@ -100,7 +100,7 @@ myPrecision( 0 )
   rangeChange();
   updateDisplay();
 
-  //connect( editor(), SIGNAL( textChanged( const QString& ) ), this, SLOT( onTextChanged( const QString& ) ) );
+  connect( editor(), SIGNAL( textChanged( const QString& ) ), this, SLOT( onTextChanged( const QString& ) ) );
 }
 
 QtxDblSpinBox::~QtxDblSpinBox()
@@ -177,8 +177,8 @@ void QtxDblSpinBox::setLineStep( double step )
 
 double QtxDblSpinBox::value() const
 {
-  QtxDblSpinBox* _this = ( QtxDblSpinBox* )this;
-  _this->clearFocus();
+  QSpinBox::value();
+
   return myValue;
 }
 
@@ -273,7 +273,10 @@ void QtxDblSpinBox::updateDisplay()
 {
   if ( myBlocked )
     return;
-    
+
+  bool upd = editor()->isUpdatesEnabled();
+  editor()->setUpdatesEnabled( false );
+
   bool isBlock = myBlocked;
   myBlocked = true;
     
@@ -285,11 +288,20 @@ void QtxDblSpinBox::updateDisplay()
     QSpinBox::setValue( QSpinBox::minValue() );
   else
     QSpinBox::setValue( ( QSpinBox::minValue() + QSpinBox::maxValue() ) / 2 );
-    
+  
   QSpinBox::updateDisplay();
-    
+
+  editor()->setUpdatesEnabled( upd );
+
   editor()->setText( myCleared ? QString::null : txt );
-    
+  if ( !myCleared )
+  {
+    if ( editor()->text() == specialValueText() )
+      editor()->selectAll();
+    else
+      editor()->setSelection( prefix().length(), editor()->text().length() - prefix().length() - suffix().length() );
+  }
+
   myBlocked = isBlock;
 }
 
@@ -320,7 +332,7 @@ void QtxDblSpinBox::interpretText()
 void QtxDblSpinBox::valueChange()
 {
   updateDisplay();
-  emit valueChanged( value() );
+  emit valueChanged( myValue );
   emit valueChanged( currentValueText() );
 }
 
@@ -409,8 +421,6 @@ void QtxDblSpinBox::wheelEvent( QWheelEvent* e )
 
 void QtxDblSpinBox::onTextChanged( const QString& str )
 {
-  bool isBlock = myBlocked;
-  myBlocked = true;
-  interpretText();
-  myBlocked = isBlock;
+  if ( !myBlocked )
+    myCleared = false;
 }
diff --git a/src/Qtx/QtxDblSpinBox.h b/src/Qtx/QtxDblSpinBox.h
index c905bcddc..eea959f7a 100755
--- a/src/Qtx/QtxDblSpinBox.h
+++ b/src/Qtx/QtxDblSpinBox.h
@@ -29,25 +29,25 @@ public:
   void               setMinValue( double );
   void               setMaxValue( double );
   void	             setRange( int, int );
-  void               setRange( double, double );
+  virtual void       setRange( double, double );
 
   double	           lineStep() const;
   void               setLineStep( int );
-  void               setLineStep( double );
+  virtual void       setLineStep( double );
 
   double             value() const;
 
   int                precision() const;
-  void               setPrecision( const int );
+  virtual void       setPrecision( const int );
   
   bool               isCleared() const;
-  void               setCleared( const bool );
+  virtual void       setCleared( const bool );
   
   virtual bool       eventFilter( QObject*, QEvent* );
     
 signals:
   void               valueChanged( double );
-  void		     valueChanged( const QString& );
+  void		           valueChanged( const QString& );
     
 public slots:
   virtual void	     stepUp();
diff --git a/src/Qtx/QtxIntSpinBox.cxx b/src/Qtx/QtxIntSpinBox.cxx
index f94c951aa..261266746 100755
--- a/src/Qtx/QtxIntSpinBox.cxx
+++ b/src/Qtx/QtxIntSpinBox.cxx
@@ -8,14 +8,18 @@
 
 QtxIntSpinBox::QtxIntSpinBox( QWidget* parent, const char* name )
 : QSpinBox( parent, name ),
-myCleared( false )
+myCleared( false ),
+myBlocked( false )
 {
+  connect( editor(), SIGNAL( textChanged( const QString& ) ), this, SLOT( onTextChanged( const QString& ) ) );
 }
 
 QtxIntSpinBox::QtxIntSpinBox( int min, int max, int step, QWidget* parent, const char* name )
 : QSpinBox( min, max, step, parent, name ),
-myCleared( false )
+myCleared( false ),
+myBlocked( false )
 {
+  connect( editor(), SIGNAL( textChanged( const QString& ) ), this, SLOT( onTextChanged( const QString& ) ) );
 }
 
 QtxIntSpinBox::~QtxIntSpinBox()
@@ -24,66 +28,90 @@ QtxIntSpinBox::~QtxIntSpinBox()
 
 bool QtxIntSpinBox::isCleared() const
 {
-    return myCleared;
+  return myCleared;
 }
 
 void QtxIntSpinBox::setCleared( const bool on )
 {
-    if ( myCleared == on )
-        return;
+  if ( myCleared == on )
+    return;
     
-    myCleared = on;
-    updateDisplay();
+  myCleared = on;
+  updateDisplay();
 }
 
 void QtxIntSpinBox::setValue( int value )
 {
-    myCleared = false;
-    QSpinBox::setValue( value );
+  myCleared = false;
+
+  QSpinBox::setValue( value );
 }
 
 bool QtxIntSpinBox::eventFilter( QObject* o, QEvent* e )
 {
-    if ( !myCleared || o != editor() || !editor()->text().stripWhiteSpace().isEmpty() )
-        return QSpinBox::eventFilter( o, e );
+  if ( !myCleared || o != editor() || !editor()->text().stripWhiteSpace().isEmpty() )
+    return QSpinBox::eventFilter( o, e );
 
-    if ( e->type() == QEvent::FocusOut || e->type() == QEvent::Leave || e->type() == QEvent::Hide )
-        return false;
+  if ( e->type() == QEvent::FocusOut || e->type() == QEvent::Leave || e->type() == QEvent::Hide )
+    return false;
 
-    if ( e->type() == QEvent::KeyPress &&
+  if ( e->type() == QEvent::KeyPress &&
 	     ( ((QKeyEvent*)e)->key() == Key_Tab || ((QKeyEvent*)e)->key() == Key_BackTab ) )
-    {
-        QApplication::sendEvent( this, e );
-        return true;
-    }
+  {
+    QApplication::sendEvent( this, e );
+    return true;
+  }
 
-    return QSpinBox::eventFilter( o, e );
+  return QSpinBox::eventFilter( o, e );
 }
 
 void QtxIntSpinBox::interpretText()
 {
-    myCleared = false;
-    QSpinBox::interpretText();
+  myCleared = false;
+
+  QSpinBox::interpretText();
 }
 
 void QtxIntSpinBox::updateDisplay()
 {
-    QSpinBox::updateDisplay();
-    if ( myCleared )
-        editor()->clear();
+  if ( myBlocked )
+    return;
+
+  bool block = myBlocked;
+  myBlocked = true;
+
+  QSpinBox::updateDisplay();
+
+  if ( myCleared )
+    editor()->clear();
+  else
+  {
+    if ( editor()->text() == specialValueText() )
+      editor()->selectAll();
+    else
+      editor()->setSelection( prefix().length(), editor()->text().length() - prefix().length() - suffix().length() );
+  }
+
+  myBlocked = block;
 }
 
 void QtxIntSpinBox::leaveEvent( QEvent* e )
 {
-    if ( !myCleared )
-        QSpinBox::leaveEvent( e );
+  if ( !myCleared )
+    QSpinBox::leaveEvent( e );
 }
 
 void QtxIntSpinBox::wheelEvent( QWheelEvent* e )
 {
-    if ( !isEnabled() )
-        return;
+  if ( !isEnabled() )
+    return;
 
-    QSpinBox::wheelEvent( e );
-    updateDisplay();
+  QSpinBox::wheelEvent( e );
+  updateDisplay();
+}
+
+void QtxIntSpinBox::onTextChanged( const QString& )
+{
+  if ( !myBlocked )
+    myCleared = false;
 }
diff --git a/src/Qtx/QtxIntSpinBox.h b/src/Qtx/QtxIntSpinBox.h
index 60fb0e695..a8227b04b 100755
--- a/src/Qtx/QtxIntSpinBox.h
+++ b/src/Qtx/QtxIntSpinBox.h
@@ -13,26 +13,30 @@ class QTX_EXPORT QtxIntSpinBox : public QSpinBox
     Q_OBJECT
 
 public:
-    QtxIntSpinBox( QWidget* = 0, const char* = 0 );
-    QtxIntSpinBox( int, int, int = 1, QWidget* = 0, const char* = 0 );
-    virtual ~QtxIntSpinBox();
+  QtxIntSpinBox( QWidget* = 0, const char* = 0 );
+  QtxIntSpinBox( int, int, int = 1, QWidget* = 0, const char* = 0 );
+  virtual ~QtxIntSpinBox();
     
-    bool         isCleared() const;
-    void         setCleared( const bool );
+  bool         isCleared() const;
+  virtual void setCleared( const bool );
     
-    virtual bool eventFilter( QObject*, QEvent* );
+  virtual bool eventFilter( QObject*, QEvent* );
     
 public slots:
-    virtual void setValue( int );
-    
+  virtual void setValue( int );
+
+protected slots:
+  virtual void onTextChanged( const QString& );
+  
 protected:
-    virtual void interpretText();
-    virtual void updateDisplay();
-    virtual void leaveEvent( QEvent* );
-    virtual void wheelEvent( QWheelEvent* );
+  virtual void interpretText();
+  virtual void updateDisplay();
+  virtual void leaveEvent( QEvent* );
+  virtual void wheelEvent( QWheelEvent* );
     
 private:
-    bool         myCleared;
+  bool         myCleared;
+  bool         myBlocked;
 };
 
 #endif