Replace tab bar close button BMP files with ICO

ref notepad-plus-plus#15298

Close notepad-plus-plus#15317

PowerEditor/src/Notepad_plus.rc

@@ -326,14 +326,14 @@ IDR_FUNC_LIST                   BITMAP    "icons/standard/toolbar/funcList.bmp"
 IDR_FILEBROWSER                 BITMAP    "icons/standard/toolbar/fileBrowser.bmp"
 IDR_FILEMONITORING              BITMAP    "icons/standard/toolbar/monitoring.bmp"
 
-IDR_CLOSETAB                    BITMAP    "icons/standard/tabbar/closeTabButton.bmp"
-IDR_CLOSETAB_INACT              BITMAP    "icons/standard/tabbar/closeTabButton_inact.bmp"
-IDR_CLOSETAB_HOVER              BITMAP    "icons/standard/tabbar/closeTabButton_hover.bmp"
-IDR_CLOSETAB_PUSH               BITMAP    "icons/standard/tabbar/closeTabButton_push.bmp"
-IDR_CLOSETAB_DM                 BITMAP    "icons/dark/tabbar/closeTabButton.bmp"
-IDR_CLOSETAB_INACT_DM           BITMAP    "icons/dark/tabbar/closeTabButton_inact.bmp"
-IDR_CLOSETAB_HOVER_DM           BITMAP    "icons/dark/tabbar/closeTabButton_hover.bmp"
-IDR_CLOSETAB_PUSH_DM            BITMAP    "icons/dark/tabbar/closeTabButton_push.bmp"
+IDR_CLOSETAB                    ICON        "icons/standard/tabbar/closeTabButton.ico"
+IDR_CLOSETAB_INACT              ICON        "icons/standard/tabbar/closeTabButton_inact.ico"
+IDR_CLOSETAB_HOVER              ICON        "icons/standard/tabbar/closeTabButton_hover.ico"
+IDR_CLOSETAB_PUSH               ICON        "icons/standard/tabbar/closeTabButton_push.ico"
+IDR_CLOSETAB_DM                 ICON        "icons/dark/tabbar/closeTabButton.ico"
+IDR_CLOSETAB_INACT_DM           ICON        "icons/dark/tabbar/closeTabButton_inact.ico"
+IDR_CLOSETAB_HOVER_DM           ICON        "icons/dark/tabbar/closeTabButton_hover.ico"
+IDR_CLOSETAB_PUSH_DM            ICON        "icons/dark/tabbar/closeTabButton_push.ico"
 
 IDR_DOCMAP_ICO                  ICON        "icons/standard/panels/tabbar/docMap.ico"
 IDR_DOCMAP_ICO2                 ICON        "icons/light/panels/tabbar/docMap.ico"

PowerEditor/src/NppBigSwitch.cpp

@@ -3678,6 +3678,8 @@ LRESULT Notepad_plus::process(HWND hwnd, UINT message, WPARAM wParam, LPARAM lPa
 			_subDocTab.setFont();
 			_mainDocTab.resizeIconsDpi();
 			_subDocTab.resizeIconsDpi();
+			_subDocTab.setCloseBtnImageList();
+			_subDocTab.setCloseBtnImageList();
 			::SendMessage(_pPublicInterface->getHSelf(), WM_COMMAND, IDM_VIEW_REDUCETABBAR, 0);
 
 			changeDocumentListIconSet(false);

PowerEditor/src/WinControls/TabBar/TabBar.cpp

@@ -270,6 +270,12 @@ void TabBarPlus::destroy()
 	TabBar::destroy();
 	::DestroyWindow(_tooltips);
 	_tooltips = NULL;
+
+	if (_hCloseBtnImgLst != nullptr)
+	{
+		::ImageList_Destroy(_hCloseBtnImgLst);
+		_hCloseBtnImgLst = nullptr;
+	}
 }
 
 
@@ -339,6 +345,8 @@ void TabBarPlus::init(HINSTANCE hInst, HWND parent, bool isVertical, bool isMult
 	_tabBarDefaultProc = reinterpret_cast<WNDPROC>(::SetWindowLongPtr(_hSelf, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(TabBarPlus_Proc)));
 
 	setFont();
+
+	setCloseBtnImageList();
 }
 
 void TabBar::setFont()
@@ -452,6 +460,34 @@ void TabBarPlus::currentTabToEnd()
 	}
 }
 
+void TabBarPlus::setCloseBtnImageList()
+{
+	if (_hCloseBtnImgLst != nullptr)
+	{
+		::ImageList_Destroy(_hCloseBtnImgLst);
+		_hCloseBtnImgLst = nullptr;
+	}
+
+	const int btnSize = _dpiManager.scale(g_TabCloseBtnSize);
+
+	const auto idsCloseIcons = {
+		IDR_CLOSETAB, IDR_CLOSETAB_INACT, IDR_CLOSETAB_HOVER, IDR_CLOSETAB_PUSH,
+		IDR_CLOSETAB_DM, IDR_CLOSETAB_INACT_DM, IDR_CLOSETAB_HOVER_DM, IDR_CLOSETAB_PUSH_DM };
+
+	_hCloseBtnImgLst = ::ImageList_Create(btnSize, btnSize, ILC_COLOR32 | ILC_MASK, static_cast<int>(idsCloseIcons.size()), 0);
+
+	for (const auto& id : idsCloseIcons)
+	{
+		HICON hIcon = nullptr;
+		DPIManagerV2::loadIcon(_hInst, MAKEINTRESOURCE(id), btnSize, btnSize, &hIcon);
+		::ImageList_AddIcon(_hCloseBtnImgLst, hIcon);
+		::DestroyIcon(hIcon);
+	}
+
+	_closeButtonZone._width = btnSize;
+	_closeButtonZone._height = btnSize;
+}
+
 void TabBarPlus::doVertical()
 {
 	for (int i = 0 ; i < _nbCtrl ; ++i)
@@ -1264,36 +1300,31 @@ void TabBarPlus::drawItem(DRAWITEMSTRUCT *pDrawItemStruct, bool isDarkMode)
 	}
 
 	// draw close button
-	if (_drawTabCloseButton)
+	if (_drawTabCloseButton && _hCloseBtnImgLst != nullptr)
 	{
 		// 3 status for each inactive tab and selected tab close item :
 		// normal / hover / pushed
-		int idCloseImg;
-
-		if (_isCloseHover && (_currentHoverTabItem == nTab) && (_whichCloseClickDown == -1)) // hover
-			idCloseImg = isDarkMode ? IDR_CLOSETAB_HOVER_DM : IDR_CLOSETAB_HOVER;
-		else if (_isCloseHover && (_currentHoverTabItem == nTab) && (_whichCloseClickDown == _currentHoverTabItem)) // pushed
-			idCloseImg = isDarkMode ? IDR_CLOSETAB_PUSH_DM : IDR_CLOSETAB_PUSH;
-		else
-			idCloseImg = isSelected ? (isDarkMode ? IDR_CLOSETAB_DM : IDR_CLOSETAB) : (isDarkMode ? IDR_CLOSETAB_INACT_DM : IDR_CLOSETAB_INACT);
+		int idxCloseImg = isDarkMode ? 4 : 0; // selected
 
-		HDC hdcMemory = ::CreateCompatibleDC(hDC);
-		HBITMAP hBmp = ::LoadBitmap(_hInst, MAKEINTRESOURCE(idCloseImg));
-		BITMAP bmp{};
-		::GetObject(hBmp, sizeof(bmp), &bmp);
-
-		_closeButtonZone._width = _dpiManager.scale(bmp.bmWidth);
-		_closeButtonZone._height = _dpiManager.scale(bmp.bmHeight);
+		if (_isCloseHover && (_currentHoverTabItem == nTab))
+		{
+			if (_whichCloseClickDown == -1) // hover
+			{
+				idxCloseImg += 2;
+			}
+			else if (_whichCloseClickDown == _currentHoverTabItem) // pushed
+			{
+				idxCloseImg += 3;
+			}
+		}
+		else if (!isSelected) // inactive
+		{
+			idxCloseImg += 1;
+		}
 
 		RECT buttonRect = _closeButtonZone.getButtonRectFrom(rect, _isVertical);
-
-		// StretchBlt will crop image in RTL if there is no stretching, thus move image by -1 
-		const bool isRTL = (::GetWindowLongPtr(::GetParent(_hSelf), GWL_EXSTYLE) & WS_EX_LAYOUTRTL) == WS_EX_LAYOUTRTL;
-		const int offset = isRTL && (_closeButtonZone._width == bmp.bmWidth) ? -1 : 0;
-		::SelectObject(hdcMemory, hBmp);
-		::StretchBlt(hDC, buttonRect.left + offset, buttonRect.top, _closeButtonZone._width, _closeButtonZone._height, hdcMemory, offset, 0, bmp.bmWidth, bmp.bmHeight, SRCCOPY);
-		::DeleteDC(hdcMemory);
-		::DeleteObject(hBmp);
+
+		::ImageList_Draw(_hCloseBtnImgLst, idxCloseImg, hDC, buttonRect.left, buttonRect.top, ILD_TRANSPARENT);
 	}
 
 	// draw image

PowerEditor/src/WinControls/TabBar/TabBar.h

@@ -229,6 +229,8 @@ public :
 	void currentTabToStart();
 	void currentTabToEnd();
 
+	void setCloseBtnImageList();
+
 protected:
     // it's the boss to decide if we do the drag N drop
     static bool _doDragNDrop;
@@ -248,6 +250,7 @@ public :
 	int _currentHoverTabItem = -1; // -1 : no mouse on any tab
 
 	CloseButtonZone _closeButtonZone;
+	HIMAGELIST _hCloseBtnImgLst = nullptr;
 	bool _isCloseHover = false;
 	int _whichCloseClickDown = -1;
 	bool _lmbdHit = false; // Left Mouse Button Down Hit