Code enhancement: Initialize member variables

PowerEditor/src/Parameters.h

@@ -156,6 +156,9 @@ struct Position
 
 struct MapPosition
 {
+private:
+	intptr_t _maxPeekLenInKB = 512; // 512 KB
+public:
 	intptr_t _firstVisibleDisplayLine = -1;
 
 	intptr_t _firstVisibleDocLine = -1; // map
@@ -171,9 +174,6 @@ struct MapPosition
 	bool _isWrap = false;
 	bool isValid() const { return (_firstVisibleDisplayLine != -1); };
 	bool canScroll() const { return (_KByteInDoc < _maxPeekLenInKB); }; // _nbCharInDoc < _maxPeekLen : Don't scroll the document for the performance issue
-
-private:
-	intptr_t _maxPeekLenInKB = 512; // 512 KB
 };
 
 

PowerEditor/src/ScintillaComponent/FindReplaceDlg.h

@@ -471,7 +471,7 @@ private :
 	FindStatus _findStatus = FSFound;
 
 	ReBar* _pRebar = nullptr;
-	REBARBANDINFO _rbBand;
+	REBARBANDINFO _rbBand = { 0 };
 
 	virtual intptr_t CALLBACK run_dlgProc(UINT message, WPARAM wParam, LPARAM lParam);
 	void markSelectedTextInc(bool enable, FindOption *opt = NULL);

PowerEditor/src/ScintillaComponent/Printer.h

@@ -43,7 +43,7 @@ public :
 	size_t doPrint(bool justDoIt);
 
 private :
-	PRINTDLG _pdlg;
+	PRINTDLG _pdlg = { 0 };
 	ScintillaEditView *_pSEView = nullptr;
 	size_t _startPos = 0;
 	size_t _endPos = 0;

PowerEditor/src/Utf8_16.cpp

@@ -28,13 +28,6 @@ const Utf8_16::utf8 Utf8_16::k_Boms[][3] = {
 
 // ==================================================================
 
-Utf8_16_Read::Utf8_16_Read() {
-	m_eEncoding		= uni8Bit;
-	m_nAllocatedBufSize = 0;
-	m_nNewBufSize   = 0;
-	m_pNewBuf		= NULL;
-	m_bFirstRead	= true;
-}
 
 Utf8_16_Read::~Utf8_16_Read()
 {

PowerEditor/src/Utf8_16.h

@@ -103,7 +103,7 @@ protected:
 enum u78 {utf8NoBOM=0, ascii7bits=1, ascii8bits=2};
 class Utf8_16_Read : public Utf8_16 {
 public:
-	Utf8_16_Read();
+	Utf8_16_Read() {};
 	~Utf8_16_Read();
 
 	size_t convert(char* buf, size_t len);
@@ -118,16 +118,16 @@ protected:
 
 	u78 utf8_7bits_8bits();
 private:
-	UniMode    m_eEncoding;
-	ubyte*          m_pBuf;
-	ubyte*          m_pNewBuf;
+	UniMode    m_eEncoding = uni8Bit;
+	ubyte*          m_pBuf = nullptr;
+	ubyte*          m_pNewBuf = nullptr;
 	// size of the new buffer
-	size_t          m_nNewBufSize;
+	size_t          m_nNewBufSize = 0;
 	// size of the previously allocated buffer (if != 0)
-	size_t          m_nAllocatedBufSize;
-	size_t			m_nSkip;
-	bool            m_bFirstRead;
-	size_t          m_nLen;
+	size_t          m_nAllocatedBufSize = 0;
+	size_t			m_nSkip = 0;
+	bool            m_bFirstRead = true;
+	size_t          m_nLen = 0;
 	Utf16_Iter      m_Iter16;
 };
 

PowerEditor/src/WinControls/DocumentMap/documentMap.h

@@ -144,7 +144,7 @@ private:
 	ScintillaEditView**_ppEditView = nullptr;
 	ScintillaEditView*_pMapView = nullptr;
 	ViewZoneDlg _vzDlg;
-	HWND _hwndScintilla;
+	HWND _hwndScintilla = nullptr;
 	bool _isTemporarilyShowing = false;
 
 	// for needToRecomputeWith function

PowerEditor/src/WinControls/FunctionList/functionListPanel.h

@@ -107,7 +107,7 @@ private:
 	TreeView _treeView;
 	TreeView _treeViewSearchResult;
 
-	SCROLLINFO si;
+	SCROLLINFO si = { 0 };
 	long _findLine = -1;
 	long _findEndLine = -1;
 	HTREEITEM _findItem = nullptr;

PowerEditor/src/WinControls/ToolBar/ToolBar.h

@@ -111,7 +111,7 @@ private :
 	size_t _nbTotalButtons = 0;
 	size_t _nbCurrentButtons = 0;
 	ReBar * _pRebar = nullptr;
-	REBARBANDINFO _rbBand;
+	REBARBANDINFO _rbBand = { 0 };
     std::vector<iconLocator> _customIconVect;
     TiXmlNode *_toolIcons = nullptr;
 

PowerEditor/src/WinControls/ToolTip/ToolTip.h

@@ -23,26 +23,21 @@
 
 class ToolTip : public Window
 {
-public :
+public:
 	ToolTip() = default;
-    
-	void destroy(){
+
+	void destroy() {
 		::DestroyWindow(_hSelf);
 		_hSelf = NULL;
 	};
 
-// Attributes
-public:
-
-// Implementation
-public:
 	virtual void init(HINSTANCE hInst, HWND hParent);
 	void Show(RECT rectTitle, const TCHAR* pszTitleText, int iXOff = 0, int iWidthOff = 0);
 
 protected:
-    WNDPROC		_defaultProc = nullptr;
+	WNDPROC		_defaultProc = nullptr;
 	BOOL		_bTrackMouse = FALSE;
-	TOOLINFO	_ti;
+	TOOLINFO	_ti = { 0 };
 
     static LRESULT CALLBACK staticWinProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam) {
         return (((ToolTip *)(::GetWindowLongPtr(hwnd, GWLP_USERDATA)))->runProc(Message, wParam, lParam));

PowerEditor/src/WinControls/VerticalFileSwitcher/VerticalFileSwitcher.cpp

@@ -302,9 +302,9 @@ void VerticalFileSwitcher::initPopupMenus()
 	::InsertMenu(_hGlobalMenu, 0, MF_BYCOMMAND, CLMNPATH_ID, pathStr.c_str());
 
 	bool isExtColumn = nppGUI._fileSwitcherWithoutExtColumn;
-	::CheckMenuItem(_hGlobalMenu, CLMNEXT_ID, MF_BYCOMMAND | isExtColumn ? MF_UNCHECKED : MF_CHECKED);
+	::CheckMenuItem(_hGlobalMenu, CLMNEXT_ID, MF_BYCOMMAND | (isExtColumn ? MF_UNCHECKED : MF_CHECKED));
 	bool isPathColumn = nppGUI._fileSwitcherWithoutPathColumn;
-	::CheckMenuItem(_hGlobalMenu, CLMNPATH_ID, MF_BYCOMMAND | isPathColumn ? MF_UNCHECKED : MF_CHECKED);
+	::CheckMenuItem(_hGlobalMenu, CLMNPATH_ID, MF_BYCOMMAND | (isPathColumn ? MF_UNCHECKED : MF_CHECKED));
 }
 
 void VerticalFileSwitcher::popupMenuCmd(int cmdID)
@@ -323,7 +323,7 @@ void VerticalFileSwitcher::popupMenuCmd(int cmdID)
 		{
 			bool& isPathColumn = NppParameters::getInstance().getNppGUI()._fileSwitcherWithoutPathColumn;
 			isPathColumn = !isPathColumn;
-			::CheckMenuItem(_hGlobalMenu, CLMNPATH_ID, MF_BYCOMMAND | isPathColumn ? MF_UNCHECKED : MF_CHECKED);
+			::CheckMenuItem(_hGlobalMenu, CLMNPATH_ID, MF_BYCOMMAND | (isPathColumn ? MF_UNCHECKED : MF_CHECKED));
 			reload();
 		}
 		break;

PowerEditor/src/uchardet/nsCodingStateMachine.h

@@ -51,10 +51,10 @@ typedef enum {
 struct SMModel
 {
   nsPkgInt classTable;
-  PRUint32 classFactor;
+  PRUint32 classFactor = 0;
   nsPkgInt stateTable;
-  const PRUint32* charLenTable;
-  const char* name;
+  const PRUint32* charLenTable = nullptr;
+  const char* name = nullptr;
   SMModel(){};
   SMModel(nsPkgInt a,PRUint32 b,nsPkgInt c,const PRUint32* d, const char* e):
 	classTable(a), classFactor(b), stateTable(c), charLenTable(d), name(e){};
@@ -63,7 +63,7 @@ struct SMModel
 class nsCodingStateMachine {
 public:
   nsCodingStateMachine(const SMModel* sm) : mModel(sm) { mCurrentState = eStart; }
-  nsSMState NextState(char c){
+  nsSMState NextState(char c) {
     //for each byte we get its class , if it is first byte, we also get byte length
     PRUint32 byteCls = GETCLASS(c);
     if (mCurrentState == eStart)
@@ -82,11 +82,11 @@ public:
   const char * GetCodingStateMachine() {return mModel->name;}
 
 protected:
-  nsSMState mCurrentState;
-  PRUint32 mCurrentCharLen;
-  PRUint32 mCurrentBytePos;
+  nsSMState mCurrentState = eStart;
+  PRUint32 mCurrentCharLen = 0;
+  PRUint32 mCurrentBytePos = 0;
 
-  const SMModel *mModel;
+  const SMModel* mModel = nullptr;
 };
 
 extern const SMModel UTF8SMModel;

PowerEditor/src/uchardet/nsSBCharSetProber.h

@@ -66,7 +66,7 @@ struct SequenceModel
 class nsSingleByteCharSetProber : public nsCharSetProber{
 public:
   nsSingleByteCharSetProber(const SequenceModel *model) 
-    :mModel(model), mReversed(PR_FALSE), mNameProber(0) { Reset(); }
+    :mModel(model), mReversed(PR_FALSE) { Reset(); }
   nsSingleByteCharSetProber(const SequenceModel *model, PRBool reversed, nsCharSetProber* nameProber)
     :mModel(model), mReversed(reversed), mNameProber(nameProber) { Reset(); }
   nsSingleByteCharSetProber(): mModel(0), mReversed(0){};
@@ -91,22 +91,22 @@ public:
 #endif
 
 protected:
-  nsProbingState mState;
-  const SequenceModel* const mModel;
-  const PRBool mReversed; // PR_TRUE if we need to reverse every pair in the model lookup
+  nsProbingState mState = eDetecting;
+  const SequenceModel* const mModel = nullptr;
+  const PRBool mReversed = PR_FALSE; // PR_TRUE if we need to reverse every pair in the model lookup
 
   //char order of last character
-  unsigned char mLastOrder;
+  unsigned char mLastOrder = 0;
 
-  PRUint32 mTotalSeqs;
-  PRUint32 mSeqCounters[NUMBER_OF_SEQ_CAT];
+  PRUint32 mTotalSeqs = 0;
+  PRUint32 mSeqCounters[NUMBER_OF_SEQ_CAT] = { 0 };
 
-  PRUint32 mTotalChar;
+  PRUint32 mTotalChar = 0;
   //characters that fall in our sampling range
-  PRUint32 mFreqChar;
+  PRUint32 mFreqChar = 0;
   
   // Optional auxiliary prober for name decision. created and destroyed by the GroupProber
-  nsCharSetProber* mNameProber; 
+  nsCharSetProber* mNameProber = nullptr; 
 
 };