From 5ba2ac3f39478507bd781082adb879a43d4afe7e Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Fri, 6 Nov 2015 14:49:23 +0300
Subject: [PATCH] Enter processing on integer field.

---
 src/ModuleBase/CMakeLists.txt                |  2 +
 src/ModuleBase/ModuleBase_IntSpinBox.cpp     | 30 +++++++++++++
 src/ModuleBase/ModuleBase_IntSpinBox.h       | 44 ++++++++++++++++++++
 src/ModuleBase/ModuleBase_WidgetIntValue.cpp | 15 ++++++-
 src/ModuleBase/ModuleBase_WidgetIntValue.h   |  7 +++-
 5 files changed, 94 insertions(+), 4 deletions(-)
 create mode 100755 src/ModuleBase/ModuleBase_IntSpinBox.cpp
 create mode 100755 src/ModuleBase/ModuleBase_IntSpinBox.h

diff --git a/src/ModuleBase/CMakeLists.txt b/src/ModuleBase/CMakeLists.txt
index 5d6e49ef8..0969deb10 100644
--- a/src/ModuleBase/CMakeLists.txt
+++ b/src/ModuleBase/CMakeLists.txt
@@ -13,6 +13,7 @@ SET(PROJECT_HEADERS
   ModuleBase_FilterValidated.h
   ModuleBase_IErrorMgr.h
   ModuleBase_IModule.h
+  ModuleBase_IntSpinBox.h
   ModuleBase_IPrefMgr.h
   ModuleBase_IPropertyPanel.h
   ModuleBase_ISelection.h
@@ -64,6 +65,7 @@ SET(PROJECT_SOURCES
   ModuleBase_FilterValidated.cpp
   ModuleBase_IErrorMgr.cpp
   ModuleBase_IModule.cpp
+  ModuleBase_IntSpinBox.cpp
   ModuleBase_IPrefMgr.cpp
   ModuleBase_IPropertyPanel.cpp
   ModuleBase_ISelection.cpp
diff --git a/src/ModuleBase/ModuleBase_IntSpinBox.cpp b/src/ModuleBase/ModuleBase_IntSpinBox.cpp
new file mode 100755
index 000000000..933cc8455
--- /dev/null
+++ b/src/ModuleBase/ModuleBase_IntSpinBox.cpp
@@ -0,0 +1,30 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
+// File:      ModuleBase_IntSpinBox.cxx
+// Author:    Natalia ERMOLAEVA
+//
+#include "ModuleBase_IntSpinBox.h"
+
+#include <QKeyEvent>
+
+ModuleBase_IntSpinBox::ModuleBase_IntSpinBox(QWidget* theParent)
+: QSpinBox(theParent),
+  myIsModified(false)
+{
+  connect(this, SIGNAL(valueChanged(const QString&)), this, SLOT(onValueChanged(const QString&)));
+}
+
+void ModuleBase_IntSpinBox::onValueChanged(const QString& theValue)
+{
+  myIsModified = true;
+}
+
+bool ModuleBase_IntSpinBox::isModified() const
+{
+  return myIsModified;
+}
+
+void ModuleBase_IntSpinBox::clearModified()
+{
+  myIsModified = false;
+}
diff --git a/src/ModuleBase/ModuleBase_IntSpinBox.h b/src/ModuleBase/ModuleBase_IntSpinBox.h
new file mode 100755
index 000000000..2e6d959a4
--- /dev/null
+++ b/src/ModuleBase/ModuleBase_IntSpinBox.h
@@ -0,0 +1,44 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
+// File:      ModuleBase_IntSpinBox.h
+// Author:    Natalia ERMOLAEVA
+//
+#ifndef MODULEBASE_INT_SPINBOX_H_
+#define MODULEBASE_INT_SPINBOX_H_
+
+#include "ModuleBase.h"
+
+#include <QSpinBox>
+
+class QWidget;
+class QKeyEvent;
+
+/**
+  * \ingroup GUI
+  * Enhanced version of the Qt's int spin box.
+  * It allows to store modified state
+*/
+class MODULEBASE_EXPORT ModuleBase_IntSpinBox : public QSpinBox
+{
+Q_OBJECT
+
+public:
+  explicit ModuleBase_IntSpinBox(QWidget* theParent = 0);
+  virtual ~ModuleBase_IntSpinBox() {};
+
+  /// Returns true if the current value is modified by has not been applyed yet
+  virtual bool isModified() const;
+
+  /// Clears modified state
+  void clearModified();
+
+protected slots:
+  /// Called on value changed
+  void onValueChanged(const QString& theValue);
+
+ private:
+  /// Boolean value whether the spin box content is modified
+  bool myIsModified;
+};
+
+#endif
diff --git a/src/ModuleBase/ModuleBase_WidgetIntValue.cpp b/src/ModuleBase/ModuleBase_WidgetIntValue.cpp
index 02c1d6613..b92d5863f 100644
--- a/src/ModuleBase/ModuleBase_WidgetIntValue.cpp
+++ b/src/ModuleBase/ModuleBase_WidgetIntValue.cpp
@@ -7,6 +7,7 @@
 #include <ModuleBase_WidgetIntValue.h>
 #include <ModuleBase_ParamSpinBox.h>
 #include <ModuleBase_Tools.h>
+#include <ModuleBase_IntSpinBox.h>
 
 #include <ModelAPI_AttributeInteger.h>
 #include <ModelAPI_Data.h>
@@ -22,7 +23,6 @@
 #include <QLabel>
 #include <QEvent>
 #include <QTimer>
-#include <QSpinBox>
 
 #include <math.h>
 
@@ -48,7 +48,7 @@ ModuleBase_WidgetIntValue::ModuleBase_WidgetIntValue(QWidget* theParent,
   if (!aLabelIcon.isEmpty())
     myLabel->setPixmap(QPixmap(aLabelIcon));
 
-  mySpinBox = new QSpinBox(this);
+  mySpinBox = new ModuleBase_IntSpinBox(this);
   QString anObjName = QString::fromStdString(attributeID());
   mySpinBox->setObjectName(anObjName);
 
@@ -139,3 +139,14 @@ QList<QWidget*> ModuleBase_WidgetIntValue::getControls() const
   aList.append(mySpinBox);
   return aList;
 }
+
+bool ModuleBase_WidgetIntValue::processEnter()
+{
+  bool isModified = mySpinBox->isModified();
+  if (isModified) {
+    emit valuesChanged();
+    mySpinBox->clearModified();
+    mySpinBox->selectAll();
+  }
+  return isModified;
+}
diff --git a/src/ModuleBase/ModuleBase_WidgetIntValue.h b/src/ModuleBase/ModuleBase_WidgetIntValue.h
index 8fd1ef5d8..ffc52d9f9 100644
--- a/src/ModuleBase/ModuleBase_WidgetIntValue.h
+++ b/src/ModuleBase/ModuleBase_WidgetIntValue.h
@@ -10,11 +10,11 @@
 #include "ModuleBase.h"
 #include "ModuleBase_ModelWidget.h"
 
+class ModuleBase_IntSpinBox;
 class Config_WidgetAPI;
 class QWidget;
 class QLabel;
 class QTimer;
-class QSpinBox;
 
 /**
 * \ingroup GUI
@@ -41,6 +41,9 @@ Q_OBJECT
   /// \return a control list
   virtual QList<QWidget*> getControls() const;
 
+  /// Returns true if the event is processed.
+  virtual bool processEnter();
+
 protected:
   /// Saves the internal parameters to the given feature
   /// \return True in success
@@ -59,7 +62,7 @@ protected:
   QLabel* myLabel;
 
   /// Input value control
-  QSpinBox* mySpinBox;
+  ModuleBase_IntSpinBox* mySpinBox;
 };
 
 #endif
-- 
2.39.2