diff --git a/base/applications/mspaint/canvas.cpp b/base/applications/mspaint/canvas.cpp
index 8a010603305..cf529e0f67d 100644
--- a/base/applications/mspaint/canvas.cpp
+++ b/base/applications/mspaint/canvas.cpp
@@ -18,7 +18,7 @@ CCanvasWindow::CCanvasWindow()
     , m_ptOrig { -1, -1 }
 {
     m_ahbmCached[0] = m_ahbmCached[1] = NULL;
-    ::SetRectEmpty(&m_rcResizing);
+    m_rcResizing.SetRectEmpty();
 }
 
 CCanvasWindow::~CCanvasWindow()
@@ -34,7 +34,7 @@ RECT CCanvasWindow::GetBaseRect()
     CRect rcBase;
     GetImageRect(rcBase);
     ImageToCanvas(rcBase);
-    ::InflateRect(&rcBase, GRIP_SIZE, GRIP_SIZE);
+    rcBase.InflateRect(GRIP_SIZE, GRIP_SIZE);
     return rcBase;
 }
 
@@ -87,8 +87,8 @@ VOID CCanvasWindow::getNewZoomRect(CRect& rcView, INT newZoom, CPoint ptTarget)
     INT oldZoom = toolsModel.GetZoom();
     GetClientRect(rcView);
     LONG cxView = rcView.right * oldZoom / newZoom, cyView = rcView.bottom * oldZoom / newZoom;
-    ::SetRect(&rcView, ptTarget.x - cxView / 2, ptTarget.y - cyView / 2,
-                       ptTarget.x + cxView / 2, ptTarget.y + cyView / 2);
+    rcView.SetRect(ptTarget.x - cxView / 2, ptTarget.y - cyView / 2,
+                   ptTarget.x + cxView / 2, ptTarget.y + cyView / 2);
 
     // Shift the rectangle if necessary
     INT dx = 0, dy = 0;
@@ -199,7 +199,7 @@ VOID CCanvasWindow::DoDraw(HDC hDC, RECT& rcClient, RECT& rcPaint)
     toolsModel.OnDrawOverlayOnCanvas(hdcMem0);
 
     // Draw new frame on hdcMem0 if any
-    if (m_hitCanvasSizeBox != HIT_NONE && !::IsRectEmpty(&m_rcResizing))
+    if (m_hitCanvasSizeBox != HIT_NONE && !m_rcResizing.IsRectEmpty())
         DrawXorRect(hdcMem0, &m_rcResizing);
 
     // Transfer the bits (hDC <-- hdcMem0)
@@ -434,11 +434,11 @@ LRESULT CCanvasWindow::OnMouseMove(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL
 
         if (!m_drawing)
         {
-            RECT rcImage;
+            CRect rcImage;
             GetImageRect(rcImage);
 
             CStringW strCoord;
-            if (::PtInRect(&rcImage, pt))
+            if (rcImage.PtInRect(pt))
                 strCoord.Format(L"%ld, %ld", pt.x, pt.y);
             ::SendMessageW(g_hStatusBar, SB_SETTEXT, 1, (LPARAM)(LPCWSTR)strCoord);
         }
@@ -507,19 +507,19 @@ LRESULT CCanvasWindow::OnMouseMove(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL
     switch (m_hitCanvasSizeBox)
     {
         case HIT_UPPER_LEFT:
-            ::OffsetRect(&rcResizing, cxDelta, cyDelta);
+            rcResizing.OffsetRect(cxDelta, cyDelta);
             break;
         case HIT_UPPER_CENTER:
-            ::OffsetRect(&rcResizing, 0, cyDelta);
+            rcResizing.OffsetRect(0, cyDelta);
             break;
         case HIT_UPPER_RIGHT:
-            ::OffsetRect(&rcResizing, 0, cyDelta);
+            rcResizing.OffsetRect(0, cyDelta);
             break;
         case HIT_MIDDLE_LEFT:
-            ::OffsetRect(&rcResizing, cxDelta, 0);
+            rcResizing.OffsetRect(cxDelta, 0);
             break;
         case HIT_LOWER_LEFT:
-            ::OffsetRect(&rcResizing, cxDelta, 0);
+            rcResizing.OffsetRect(cxDelta, 0);
             break;
         default:
             break;
@@ -591,7 +591,7 @@ LRESULT CCanvasWindow::OnButtonUp(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL&
         default:
             break;
     }
-    ::SetRectEmpty(&m_rcResizing);
+    m_rcResizing.SetRectEmpty();
 
     g_imageSaved = FALSE;
 
@@ -623,7 +623,7 @@ LRESULT CCanvasWindow::OnSetCursor(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL
     CRect rcClient;
     GetClientRect(&rcClient);
 
-    if (!::PtInRect(&rcClient, pt))
+    if (!rcClient.PtInRect(pt))
     {
         bHandled = FALSE;
         return 0;
@@ -641,7 +641,7 @@ LRESULT CCanvasWindow::OnSetCursor(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL
     GetImageRect(rcImage);
     ImageToCanvas(rcImage);
 
-    if (::PtInRect(&rcImage, pt))
+    if (rcImage.PtInRect(pt))
     {
         switch (toolsModel.GetActiveTool())
         {
@@ -680,7 +680,7 @@ LRESULT CCanvasWindow::OnKeyDown(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL&
         ::ReleaseCapture();
         m_nMouseDownMsg = 0;
         m_hitCanvasSizeBox = HIT_NONE;
-        ::SetRectEmpty(&m_rcResizing);
+        m_rcResizing.SetRectEmpty();
         Invalidate(TRUE);
     }
 
@@ -691,7 +691,7 @@ LRESULT CCanvasWindow::OnCancelMode(UINT nMsg, WPARAM wParam, LPARAM lParam, BOO
 {
     // Cancel dragging
     m_hitCanvasSizeBox = HIT_NONE;
-    ::SetRectEmpty(&m_rcResizing);
+    m_rcResizing.SetRectEmpty();
     Invalidate(TRUE);
     return 0;
 }
diff --git a/base/applications/mspaint/drawing.cpp b/base/applications/mspaint/drawing.cpp
index 77d78d465b4..53047096fb4 100644
--- a/base/applications/mspaint/drawing.cpp
+++ b/base/applications/mspaint/drawing.cpp
@@ -257,8 +257,7 @@ Text(HDC hdc, LONG x1, LONG y1, LONG x2, LONG y2, COLORREF fg, COLORREF bg, LPCW
 {
     INT iSaveDC = ::SaveDC(hdc); // We will modify the clipping region. Save now.
 
-    RECT rc;
-    ::SetRect(&rc, x1, y1, x2, y2);
+    CRect rc = { x1, y1, x2, y2 };
 
     if (style == 0) // Transparent
     {
diff --git a/base/applications/mspaint/history.cpp b/base/applications/mspaint/history.cpp
index 2f7480b5f45..696e02656c2 100644
--- a/base/applications/mspaint/history.cpp
+++ b/base/applications/mspaint/history.cpp
@@ -354,7 +354,7 @@ void ImageModel::UnlockBitmap(HBITMAP hbmLocked)
 
 void ImageModel::SelectionClone(BOOL bUndoable)
 {
-    if (!selectionModel.m_bShow || ::IsRectEmpty(&selectionModel.m_rc))
+    if (!selectionModel.m_bShow || selectionModel.m_rc.IsRectEmpty())
         return;
 
     if (bUndoable)
diff --git a/base/applications/mspaint/mouse.cpp b/base/applications/mspaint/mouse.cpp
index 69a016b4395..8ca0415f226 100644
--- a/base/applications/mspaint/mouse.cpp
+++ b/base/applications/mspaint/mouse.cpp
@@ -229,8 +229,8 @@ struct RectSelTool : ToolBase
 
         if (canvasWindow.m_drawing)
         {
-            RECT rc = selectionModel.m_rc;
-            if (!::IsRectEmpty(&rc))
+            CRect& rc = selectionModel.m_rc;
+            if (!rc.IsRectEmpty())
                 RectSel(hdc, rc.left, rc.top, rc.right, rc.bottom);
         }
     }
@@ -727,8 +727,8 @@ struct TextTool : ToolBase
     {
         if (canvasWindow.m_drawing)
         {
-            RECT rc = selectionModel.m_rc;
-            if (!::IsRectEmpty(&rc))
+            CRect& rc = selectionModel.m_rc;
+            if (!rc.IsRectEmpty())
                 RectSel(hdc, rc.left, rc.top, rc.right, rc.bottom);
         }
     }
@@ -760,10 +760,10 @@ struct TextTool : ToolBase
         CStringW szText;
         textEditWindow.GetWindowText(szText);
 
-        RECT rc;
+        CRect rc;
         textEditWindow.InvalidateEditRect();
         textEditWindow.GetEditRect(&rc);
-        ::InflateRect(&rc, -GRIP_SIZE / 2, -GRIP_SIZE / 2);
+        rc.InflateRect(-GRIP_SIZE / 2, -GRIP_SIZE / 2);
 
         // Draw the text
         INT style = (toolsModel.IsBackgroundTransparent() ? 0 : 1);
@@ -792,7 +792,7 @@ struct TextTool : ToolBase
                 imageModel.PushImageForUndo();
                 draw(m_hdc);
             }
-            if (::IsRectEmpty(&selectionModel.m_rc))
+            if (selectionModel.m_rc.IsRectEmpty())
             {
                 quit();
                 return TRUE;
@@ -807,13 +807,13 @@ struct TextTool : ToolBase
             fontsDialog.ShowWindow(SW_SHOWNOACTIVATE);
         }
 
-        RECT rc = selectionModel.m_rc;
+        CRect rc = selectionModel.m_rc;
 
         // Enlarge if tool small
         INT cxMin = CX_MINTEXTEDIT, cyMin = CY_MINTEXTEDIT;
         if (selectionModel.m_rc.IsRectEmpty())
         {
-            SetRect(&rc, x, y, x + cxMin, y + cyMin);
+            rc.SetRect(x, y, x + cxMin, y + cyMin);
         }
         else
         {
diff --git a/base/applications/mspaint/palette.cpp b/base/applications/mspaint/palette.cpp
index bc08223b848..6e48df5d563 100644
--- a/base/applications/mspaint/palette.cpp
+++ b/base/applications/mspaint/palette.cpp
@@ -93,7 +93,7 @@ LRESULT CPaletteWindow::OnPaint(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& b
     ::FillRect(hMemDC, &rcClient, (HBRUSH)(COLOR_3DFACE + 1));
 
     /* Draw the big box that contains the black box and the white box */
-    ::SetRect(&rc, X_MARGIN, Y_MARGIN, X_MARGIN + CXY_BIGBOX, Y_MARGIN + CXY_BIGBOX);
+    rc = { X_MARGIN, Y_MARGIN, X_MARGIN + CXY_BIGBOX, Y_MARGIN + CXY_BIGBOX };
     ::DrawEdge(hMemDC, &rc, EDGE_SUNKEN, BF_RECT | BF_ADJUST);
     COLORREF rgbLight = ::GetSysColor(COLOR_3DHIGHLIGHT);
     for (INT y = rc.top; y < rc.bottom; ++y)
diff --git a/base/applications/mspaint/selectionmodel.cpp b/base/applications/mspaint/selectionmodel.cpp
index a1ab20626b8..ee18b521188 100644
--- a/base/applications/mspaint/selectionmodel.cpp
+++ b/base/applications/mspaint/selectionmodel.cpp
@@ -21,8 +21,8 @@ SelectionModel::SelectionModel()
     , m_bShow(FALSE)
     , m_bContentChanged(FALSE)
 {
-    ::SetRectEmpty(&m_rc);
-    ::SetRectEmpty(&m_rcOld);
+    m_rc.SetRectEmpty();
+    m_rcOld.SetRectEmpty();
     m_ptHit = { -1, -1 };
 }
 
@@ -97,7 +97,7 @@ void SelectionModel::BuildMaskFromPtStack()
 
 void SelectionModel::DrawBackgroundPoly(HDC hDCImage, COLORREF crBg)
 {
-    if (::IsRectEmpty(&m_rcOld))
+    if (m_rcOld.IsRectEmpty())
         return;
 
     HGDIOBJ hPenOld = ::SelectObject(hDCImage, ::GetStockObject(NULL_PEN));
@@ -109,7 +109,7 @@ void SelectionModel::DrawBackgroundPoly(HDC hDCImage, COLORREF crBg)
 
 void SelectionModel::DrawBackgroundRect(HDC hDCImage, COLORREF crBg)
 {
-    if (::IsRectEmpty(&m_rcOld))
+    if (m_rcOld.IsRectEmpty())
         return;
 
     Rect(hDCImage, m_rcOld.left, m_rcOld.top, m_rcOld.right, m_rcOld.bottom, crBg, crBg, 0, 1);
@@ -126,7 +126,7 @@ void SelectionModel::DrawBackground(HDC hDCImage)
 void SelectionModel::DrawSelection(HDC hDCImage, COLORREF crBg, BOOL bBgTransparent)
 {
     CRect rc = m_rc;
-    if (::IsRectEmpty(&rc))
+    if (rc.IsRectEmpty())
         return;
 
     BITMAP bm;
@@ -161,7 +161,7 @@ BOOL SelectionModel::IsLanded() const
 
 BOOL SelectionModel::TakeOff()
 {
-    if (!IsLanded() || ::IsRectEmpty(&m_rc))
+    if (!IsLanded() || m_rc.IsRectEmpty())
         return FALSE;
 
     // The background color is needed for transparency of selection
@@ -204,7 +204,7 @@ void SelectionModel::Landing()
     m_bShow = FALSE;
 
     if (m_bContentChanged ||
-        (!::EqualRect(m_rc, m_rcOld) && !::IsRectEmpty(m_rc) && !::IsRectEmpty(m_rcOld)))
+        (!m_rc.EqualRect(m_rcOld) && !m_rc.IsRectEmpty() && !m_rcOld.IsRectEmpty()))
     {
         imageModel.PushImageForUndo();
 
@@ -410,10 +410,8 @@ void SelectionModel::DrawFramePoly(HDC hDCImage)
 
 void SelectionModel::SetRectFromPoints(const POINT& ptFrom, const POINT& ptTo)
 {
-    m_rc.left = min(ptFrom.x, ptTo.x);
-    m_rc.top = min(ptFrom.y, ptTo.y);
-    m_rc.right = max(ptFrom.x, ptTo.x);
-    m_rc.bottom = max(ptFrom.y, ptTo.y);
+    m_rc = CRect(ptFrom, ptTo);
+    m_rc.NormalizeRect();
 }
 
 void SelectionModel::Dragging(HITTEST hit, POINT pt)
@@ -452,7 +450,7 @@ void SelectionModel::Dragging(HITTEST hit, POINT pt)
             break;
         case HIT_BORDER:
         case HIT_INNER:
-            OffsetRect(&m_rc, pt.x - m_ptHit.x, pt.y - m_ptHit.y);
+            m_rc.OffsetRect(pt.x - m_ptHit.x, pt.y - m_ptHit.y);
             break;
     }
     m_ptHit = pt;
@@ -481,8 +479,8 @@ void SelectionModel::HideSelection()
     m_bShow = m_bContentChanged = FALSE;
     ClearColorImage();
     ClearMaskImage();
-    ::SetRectEmpty(&m_rc);
-    ::SetRectEmpty(&m_rcOld);
+    m_rc.SetRectEmpty();
+    m_rcOld.SetRectEmpty();
     imageModel.NotifyImageChanged();
 }
 
@@ -533,9 +531,9 @@ HITTEST SelectionModel::hitTest(POINT ptCanvas)
     if (!m_bShow)
         return HIT_NONE;
 
-    RECT rcSelection = m_rc;
+    CRect rcSelection = m_rc;
     canvasWindow.ImageToCanvas(rcSelection);
-    ::InflateRect(&rcSelection, GRIP_SIZE, GRIP_SIZE);
+    rcSelection.InflateRect(GRIP_SIZE, GRIP_SIZE);
     return getSizeBoxHitTest(ptCanvas, &rcSelection);
 }
 
@@ -544,10 +542,9 @@ void SelectionModel::drawFrameOnCanvas(HDC hCanvasDC)
     if (!m_bShow)
         return;
 
-    RECT rcSelection = m_rc;
+    CRect rcSelection = m_rc;
     canvasWindow.ImageToCanvas(rcSelection);
-
-    ::InflateRect(&rcSelection, GRIP_SIZE, GRIP_SIZE);
+    rcSelection.InflateRect(GRIP_SIZE, GRIP_SIZE);
     drawSizeBoxes(hCanvasDC, &rcSelection, TRUE);
 }
 
@@ -557,7 +554,7 @@ void SelectionModel::moveSelection(INT xDelta, INT yDelta)
         return;
 
     TakeOff();
-    ::OffsetRect(&m_rc, xDelta, yDelta);
+    m_rc.OffsetRect(xDelta, yDelta);
     canvasWindow.Invalidate();
 }
 
diff --git a/base/applications/mspaint/sizebox.cpp b/base/applications/mspaint/sizebox.cpp
index 37a24cccec0..643f78fce1e 100644
--- a/base/applications/mspaint/sizebox.cpp
+++ b/base/applications/mspaint/sizebox.cpp
@@ -79,21 +79,21 @@ BOOL getSizeBoxRect(LPRECT prc, HITTEST hit, LPCRECT prcBase)
 
 HITTEST getSizeBoxHitTest(POINT pt, LPCRECT prcBase)
 {
-    RECT rc;
+    CRect rc;
 
     if (!::PtInRect(prcBase, pt))
         return HIT_NONE;
 
     rc = *prcBase;
-    ::InflateRect(&rc, -GRIP_SIZE, -GRIP_SIZE);
-    if (::PtInRect(&rc, pt))
+    rc.InflateRect(-GRIP_SIZE, -GRIP_SIZE);
+    if (rc.PtInRect(pt))
         return HIT_INNER;
 
     for (INT i = HIT_UPPER_LEFT; i <= HIT_LOWER_RIGHT; ++i)
     {
         HITTEST hit = (HITTEST)i;
         getSizeBoxRect(&rc, hit, prcBase);
-        if (::PtInRect(&rc, pt))
+        if (rc.PtInRect(pt))
             return hit;
     }
 
@@ -110,7 +110,7 @@ VOID drawSizeBoxes(HDC hdc, LPCRECT prcBase, BOOL bDrawFrame, LPCRECT prcPaint)
     if (bDrawFrame)
     {
         rc = *prcBase;
-        ::InflateRect(&rc, -GRIP_SIZE / 2, -GRIP_SIZE / 2);
+        rc.InflateRect(-GRIP_SIZE / 2, -GRIP_SIZE / 2);
 
         LOGBRUSH logBrush = { BS_HOLLOW, 0, 0 };
         COLORREF rgbHighlight = ::GetSysColor(COLOR_HIGHLIGHT);
diff --git a/base/applications/mspaint/textedit.cpp b/base/applications/mspaint/textedit.cpp
index 981b32687d1..2acc48e1bc9 100644
--- a/base/applications/mspaint/textedit.cpp
+++ b/base/applications/mspaint/textedit.cpp
@@ -52,7 +52,7 @@ void CTextEditWindow::FixEditPos(LPCWSTR pszOldText)
     RECT rcParent;
     ::GetWindowRect(m_hwndParent, &rcParent);
 
-    RECT rc, rcWnd, rcText;
+    CRect rc, rcWnd, rcText;
     GetWindowRect(&rcWnd);
     rcText = rcWnd;
 
@@ -76,7 +76,7 @@ void CTextEditWindow::FixEditPos(LPCWSTR pszOldText)
 
     rcWnd = rc;
     ::GetClientRect(m_hwndParent, &rcParent);
-    IntersectRect(&rc, &rcParent, &rcWnd);
+    rc.IntersectRect(&rcParent, &rcWnd);
 
     MoveWindow(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top, FALSE);
 
@@ -158,13 +158,13 @@ LRESULT CTextEditWindow::OnPaint(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL&
 
 LRESULT CTextEditWindow::OnNCPaint(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
 {
-    RECT rc;
+    CRect rc;
     GetWindowRect(&rc);
 
     HDC hDC = GetDCEx(NULL, DCX_WINDOW | DCX_PARENTCLIP);
     if (hDC)
     {
-        OffsetRect(&rc, -rc.left, -rc.top);
+        rc.OffsetRect(-rc.left, -rc.top);
         DrawGrip(hDC, rc);
         ReleaseDC(hDC);
     }
diff --git a/base/applications/mspaint/toolsettings.cpp b/base/applications/mspaint/toolsettings.cpp
index d1a501728a2..589e7e4c222 100644
--- a/base/applications/mspaint/toolsettings.cpp
+++ b/base/applications/mspaint/toolsettings.cpp
@@ -169,8 +169,8 @@ VOID CToolSettingsWindow::drawLine(HDC hdc, LPCRECT prc)
     for (INT i = 0; i < 5; i++)
     {
         INT penWidth = i + 1;
-        RECT rcLine = rects[i];
-        ::InflateRect(&rcLine, -2, 0);
+        CRect rcLine = rects[i];
+        rcLine.InflateRect(-2, 0);
         rcLine.top = (rcLine.top + rcLine.bottom - penWidth) / 2;
         rcLine.bottom = rcLine.top + penWidth;
         if (toolsModel.GetLineWidth() == penWidth)
@@ -242,17 +242,17 @@ static inline INT getBoxRects(RECT rects[3], LPCRECT prc, LPPOINT ppt = NULL)
 
 VOID CToolSettingsWindow::drawBox(HDC hdc, LPCRECT prc)
 {
-    RECT rects[3];
+    CRect rects[3];
     getBoxRects(rects, prc);
 
     for (INT iItem = 0; iItem < 3; ++iItem)
     {
-        RECT& rcItem = rects[iItem];
+        CRect& rcItem = rects[iItem];
 
         if (toolsModel.GetShapeStyle() == iItem)
             ::FillRect(hdc, &rcItem, ::GetSysColorBrush(COLOR_HIGHLIGHT));
 
-        ::InflateRect(&rcItem, -5, -5);
+        rcItem.InflateRect(-5, -5);
 
         if (iItem <= 1)
         {
@@ -289,9 +289,9 @@ LRESULT CToolSettingsWindow::OnCreate(UINT nMsg, WPARAM wParam, LPARAM lParam, B
     m_hTranspIcon = (HICON)LoadImageW(g_hinstExe, MAKEINTRESOURCEW(IDI_TRANSPARENT),
                                       IMAGE_ICON, CX_TRANS_ICON, CY_TRANS_ICON, LR_DEFAULTCOLOR);
 
-    RECT trackbarZoomPos, rect2;
+    CRect trackbarZoomPos, rect2;
     calculateTwoBoxes(trackbarZoomPos, rect2);
-    ::InflateRect(&trackbarZoomPos, -1, -1);
+    trackbarZoomPos.InflateRect(-1, -1);
 
     trackbarZoom.Create(TRACKBAR_CLASS, m_hWnd, trackbarZoomPos, NULL, WS_CHILD | TBS_VERT | TBS_AUTOTICKS);
     trackbarZoom.SendMessage(TBM_SETRANGE, TRUE, MAKELPARAM(MIN_ZOOM_TRACK, MAX_ZOOM_TRACK));
@@ -336,23 +336,23 @@ LRESULT CToolSettingsWindow::OnNotify(UINT nMsg, WPARAM wParam, LPARAM lParam, B
     return 0;
 }
 
-VOID CToolSettingsWindow::calculateTwoBoxes(RECT& rect1, RECT& rect2)
+VOID CToolSettingsWindow::calculateTwoBoxes(CRect& rect1, CRect& rect2)
 {
-    RECT rcClient;
+    CRect rcClient;
     GetClientRect(&rcClient);
-    ::InflateRect(&rcClient, -MARGIN1, -MARGIN1);
+    rcClient.InflateRect(-MARGIN1, -MARGIN1);
 
     INT yCenter = (rcClient.top + rcClient.bottom) / 2;
-    ::SetRect(&rect1, rcClient.left, rcClient.top, rcClient.right, yCenter);
-    ::SetRect(&rect2, rcClient.left, yCenter, rcClient.right, rcClient.bottom);
+    rect1.SetRect(rcClient.left, rcClient.top, rcClient.right, yCenter);
+    rect2.SetRect(rcClient.left, yCenter, rcClient.right, rcClient.bottom);
 
-    ::InflateRect(&rect1, -MARGIN2, -MARGIN2);
-    ::InflateRect(&rect2, -MARGIN2, -MARGIN2);
+    rect1.InflateRect(-MARGIN2, -MARGIN2);
+    rect2.InflateRect(-MARGIN2, -MARGIN2);
 }
 
 LRESULT CToolSettingsWindow::OnPaint(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
 {
-    RECT rect1, rect2;
+    CRect rect1, rect2;
     calculateTwoBoxes(rect1, rect2);
 
     PAINTSTRUCT ps;
@@ -364,8 +364,8 @@ LRESULT CToolSettingsWindow::OnPaint(UINT nMsg, WPARAM wParam, LPARAM lParam, BO
     if (toolsModel.GetActiveTool() >= TOOL_RECT)
         ::DrawEdge(hdc, &rect2, BDR_SUNKENOUTER, BF_RECT | BF_MIDDLE);
 
-    ::InflateRect(&rect1, -MARGIN2, -MARGIN2);
-    ::InflateRect(&rect2, -MARGIN2, -MARGIN2);
+    rect1.InflateRect(-MARGIN2, -MARGIN2);
+    rect2.InflateRect(-MARGIN2, -MARGIN2);
     switch (toolsModel.GetActiveTool())
     {
         case TOOL_FREESEL:
@@ -407,7 +407,7 @@ LRESULT CToolSettingsWindow::OnLButtonDown(UINT nMsg, WPARAM wParam, LPARAM lPar
 {
     POINT pt = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) };
 
-    RECT rect1, rect2;
+    CRect rect1, rect2;
     calculateTwoBoxes(rect1, rect2);
     RECT rects[12];
 
diff --git a/base/applications/mspaint/toolsettings.h b/base/applications/mspaint/toolsettings.h
index 7155d87ae6b..5d414130f2b 100644
--- a/base/applications/mspaint/toolsettings.h
+++ b/base/applications/mspaint/toolsettings.h
@@ -37,7 +37,7 @@ private:
     VOID drawLine(HDC hdc, LPCRECT prc);
     VOID drawBox(HDC hdc, LPCRECT prc);
     VOID drawAirBrush(HDC hdc, LPCRECT prc);
-    VOID calculateTwoBoxes(RECT& rect1, RECT& rect2);
+    VOID calculateTwoBoxes(CRect& rect1, CRect& rect2);
 
     LRESULT OnCreate(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
     LRESULT OnDestroy(UINT nMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);