Fix plugin icons added on toolbar not taking effect for Fluent UI icon sets

NPPM_ADDTOOLBARICON take structure
		struct toolbarIcons {
			HBITMAP	hToolbarBmp;
			HICON	hToolbarIcon;
		};
as argument, both hToolbarBmp & hToolbarIcon should not be null to take effect.

PowerEditor/src/Notepad_plus.rc

@@ -55,6 +55,7 @@ IDI_CHAMELEON                   ICON      "icons/chameleon.ico"
 //IDI_JESUISCHARLIE             ICON      "icons/Je_suis_Charlie.ico"
 //IDI_GILETJAUNE                ICON      "icons/giletJaune.ico"
 //IDI_SAMESEXMARRIAGE           ICON      "icons/same-sexMarriageTaiwan.ico"
+IDI_ICONABSENT                  ICON      "icons/iconAbsent.ico"
 
 //
 // TOOLBAR ICO - set 1

PowerEditor/src/WinControls/ImageListSet/ImageListSet.cpp

@@ -49,29 +49,7 @@ void IconList::addIcon(int iconID) const
 	ImageList_AddIcon(_hImglst, hIcon);
 	::DestroyIcon(hIcon);
 };
-/*
-bool IconList::addInvertIcon(int iconID) const
-{
-	HICON hIcon = ::LoadIcon(_hInst, MAKEINTRESOURCE(iconID));
-	if (!hIcon)
-		throw std::runtime_error("IconList::addIcon : LoadIcon() function return null");
 
-	HICON hColorInvertedIcon = invertColour(hIcon);
-
-	if (hColorInvertedIcon)
-		ImageList_AddIcon(_hImglst, hColorInvertedIcon);
-
-	::DestroyIcon(hIcon);
-
-	return hColorInvertedIcon != 0;
-}
-
-HICON IconList::invertColour(HICON hIcon) const
-{
-	// Light mode in, dark mode out
-	return NULL;
-}
-*/
 
 void IconList::addIcon(HICON hIcon) const
 {

PowerEditor/src/WinControls/ImageListSet/ImageListSet.h

@@ -35,7 +35,6 @@ public :
 	};
 	HIMAGELIST getHandle() const {return _hImglst;};
 	void addIcon(int iconID) const;
-	//bool addInvertIcon(int iconID) const;
 	void addIcon(HICON hIcon) const;
 
 	bool changeIcon(int index, const TCHAR *iconLocation) const;
@@ -48,8 +47,6 @@ private :
 	int *_pIconIDArray = nullptr;
 	int _iconIDArraySize = 0;
 	int _iconSize = 0;
-
-	//HICON invertColour(HICON hIcon) const;
 };
 
 typedef struct 

PowerEditor/src/WinControls/ToolBar/ToolBar.cpp

@@ -21,9 +21,20 @@
 #include "FindReplaceDlg_rc.h"
 
 #include "NppDarkMode.h"
+#include "resource.h"
 
 const int WS_TOOLBARSTYLE = WS_CHILD | WS_VISIBLE | WS_CLIPCHILDREN | WS_CLIPSIBLINGS | TBSTYLE_TOOLTIPS |TBSTYLE_FLAT | CCS_TOP | BTNS_AUTOSIZE | CCS_NOPARENTALIGN | CCS_NORESIZE | CCS_NODIVIDER;
 
+ToolBar::ToolBar()
+{
+	_hIconAbsent = (HICON)::LoadImage(_hInst, MAKEINTRESOURCE(IDI_ICONABSENT), IMAGE_ICON, 16, 16, 0);
+}
+
+ToolBar::~ToolBar()
+{
+	::DestroyIcon(_hIconAbsent);
+}
+
 void ToolBar::initTheme(TiXmlDocument *toolIconsDocRoot)
 {
     _toolIcons =  toolIconsDocRoot->FirstChild(TEXT("NotepadPlus"));
@@ -96,6 +107,7 @@ void ToolBar::initTheme(TiXmlDocument *toolIconsDocRoot)
 bool ToolBar::init( HINSTANCE hInst, HWND hPere, toolBarStatusType type, ToolBarButtonUnit *buttonUnitArray, int arraySize)
 {
 	Window::init(hInst, hPere);
+	
 	_state = type;
 	int iconSize = NppParameters::getInstance()._dpiManager.scaleX(_state == TB_LARGE || _state == TB_LARGE2 ? 32 : 16);
 
@@ -351,22 +363,13 @@ void ToolBar::reset(bool create)
 
 	if (create)
 	{	//if the toolbar has been recreated, readd the buttons
-		size_t nbBtnToAdd = (_state == TB_STANDARD?_nbTotalButtons:_nbButtons);
-		_nbCurrentButtons = nbBtnToAdd;
+		_nbCurrentButtons = _nbTotalButtons;
 		WORD btnSize = (_state == TB_LARGE?32:16);
 		::SendMessage(_hSelf, TB_SETBUTTONSIZE , 0, MAKELONG(btnSize, btnSize));
-		::SendMessage(_hSelf, TB_ADDBUTTONS, nbBtnToAdd, reinterpret_cast<LPARAM>(_pTBB));
-
-		HIMAGELIST hImgLst = (HIMAGELIST)::SendMessage(_hSelf, TB_GETIMAGELIST, 0, 0);
-		for (size_t j = 0; j < _nbDynButtons; ++j)
-		{
-			ImageList_AddIcon(hImgLst, _vDynBtnReg.at(j)._hIcon);
-		}
+		::SendMessage(_hSelf, TB_ADDBUTTONS, _nbTotalButtons, reinterpret_cast<LPARAM>(_pTBB));
 	}
 	::SendMessage(_hSelf, TB_AUTOSIZE, 0, 0);
 
-
-
 	if (_pRebar)
 	{
 		_rbBand.hwndChild	= getHSelf();
@@ -387,7 +390,7 @@ void ToolBar::registerDynBtn(UINT messageID, toolbarIcons* tIcon)
 		DynamicCmdIcoBmp dynList;
 		dynList._message = messageID;
 		dynList._hBmp = tIcon->hToolbarBmp;
-		dynList._hIcon = tIcon->hToolbarIcon;
+		dynList._hIcon = tIcon->hToolbarIcon ? tIcon->hToolbarIcon : _hIconAbsent;
 		_vDynBtnReg.push_back(dynList);
 	}
 }

PowerEditor/src/WinControls/ToolBar/ToolBar.h

@@ -49,8 +49,8 @@ class TiXmlNode;
 class ToolBar : public Window
 {
 public :
-	ToolBar() = default;
-	virtual ~ToolBar() = default;
+	ToolBar();
+	~ToolBar();
 
     void initTheme(TiXmlDocument *toolIconsDocRoot);
 	virtual bool init(HINSTANCE hInst, HWND hPere, toolBarStatusType type, 
@@ -113,6 +113,7 @@ private :
 	REBARBANDINFO _rbBand;
     std::vector<iconLocator> _customIconVect;
     TiXmlNode *_toolIcons = nullptr;
+	HICON _hIconAbsent = nullptr;
 
 	void setDefaultImageList() {
 		::SendMessage(_hSelf, TB_SETIMAGELIST, 0, reinterpret_cast<LPARAM>(_toolBarIcons.getDefaultLst()));

PowerEditor/src/resource.h

@@ -39,6 +39,7 @@
 //#define IDI_GILETJAUNE        102
 //#define IDI_SAMESEXMARRIAGE        102
 #define IDR_RT_MANIFEST         103
+#define IDI_ICONABSENT         104
 
 //
 // TOOLBAR ICO - set 1