Coding - Apply .clang-format formatting #286

Update empty method guards to new style with regex (see PR).
Used clang-format 18.1.8.
New actions to validate code formatting is added.
Update .clang-format with disabling of include sorting.
  It is temporary changes, then include will be sorted.
Apply formatting for /src and /tools folder.
The files with .hxx,.cxx,.lxx,.h,.pxx,.hpp,*.cpp extensions.

tools/TreeModel/TreeModel_HeaderSection.hxx

@@ -11,7 +11,7 @@
 // distribution for complete text of the license and disclaimer of any warranty.
 //
 // Alternatively, this file may be used under the terms of Open CASCADE
-// commercial license or contractual agreement. 
+// commercial license or contractual agreement.
 
 #ifndef TreeModel_HeaderSection_H
 #define TreeModel_HeaderSection_H
@@ -31,12 +31,25 @@ class TreeModel_HeaderSection
 {
 public:
   //! Constructor
-  TreeModel_HeaderSection() : myName(), myWidth (-1), myIsHidden (false), myIsItalic (false) {}
+  TreeModel_HeaderSection()
+      : myName(),
+        myWidth(-1),
+        myIsHidden(false),
+        myIsItalic(false)
+  {
+  }
 
   //! Constructor
-  TreeModel_HeaderSection (const QString& theName, const int theWidth = -1, const bool theIsHidden = false,
-    const bool theIsItalic = false)
-  : myName (theName), myWidth (theWidth), myIsHidden (theIsHidden), myIsItalic (theIsItalic) {}
+  TreeModel_HeaderSection(const QString& theName,
+                          const int      theWidth    = -1,
+                          const bool     theIsHidden = false,
+                          const bool     theIsItalic = false)
+      : myName(theName),
+        myWidth(theWidth),
+        myIsHidden(theIsHidden),
+        myIsItalic(theIsItalic)
+  {
+  }
 
   //! Destructor
   ~TreeModel_HeaderSection() {}
@@ -48,36 +61,39 @@ public:
 
   //! Sets text value
   //! \theName text value
-  void SetName (const QString& theName) { myName = theName; }
+  void SetName(const QString& theName) { myName = theName; }
 
   //! Returns text value
   QString GetName() const { return myName; }
 
   //! Sets section width
   //! \param theValue width value
-  void SetWidth (const int theWidth) { myWidth = theWidth; }
+  void SetWidth(const int theWidth) { myWidth = theWidth; }
 
   //! Returns section width
-  int GetWidth (const bool isComputeDefault = true) const
-  { return (myWidth ==-1 && isComputeDefault) ? TreeModel_Tools::GetTextWidth (GetName(), 0) : myWidth; }
+  int GetWidth(const bool isComputeDefault = true) const
+  {
+    return (myWidth == -1 && isComputeDefault) ? TreeModel_Tools::GetTextWidth(GetName(), 0)
+                                               : myWidth;
+  }
 
   //! Sets section width
-  void SetIsHidden (bool isHidden) { myIsHidden = isHidden; }
+  void SetIsHidden(bool isHidden) { myIsHidden = isHidden; }
 
   //! Returns if the section is visiblt
   bool IsHidden() const { return myIsHidden; }
 
   //! Sets section width
-  void SetIsItalic (bool isItalic) { myIsItalic = isItalic; }
+  void SetIsItalic(bool isItalic) { myIsItalic = isItalic; }
 
   //! Returns if the section is visiblt
   bool IsItalic() const { return myIsItalic; }
 
 private:
-  QString myName;  //!< text value
-  int myWidth; //!< section width
-  bool myIsHidden; //!< visibility
-  bool myIsItalic; //!< italic
+  QString myName;     //!< text value
+  int     myWidth;    //!< section width
+  bool    myIsHidden; //!< visibility
+  bool    myIsItalic; //!< italic
 };
 
 #endif