Improved selection mode handling in wxGrid::SelectBlock

[wxWidgets.git] / src / msw / dc.cpp

diff --git a/src/msw/dc.cpp b/src/msw/dc.cpp
index a3bbadbeec809d9ffc81343e160b33f96d8be9d6..13abf419bc2dd30641e3aeb20220b76286dc8360 100644 (file)
--- a/src/msw/dc.cpp
+++ b/src/msw/dc.cpp
@@ -175,43 +175,39 @@ void wxDC::SelectOldObjects(WXHDC dc)
 // clipping
 // ---------------------------------------------------------------------------
 
+#define DO_SET_CLIPPING_BOX()                   \
+{                                               \
+    RECT rect;                                  \
+                                                \
+    GetClipBox(GetHdc(), &rect);                \
+                                                \
+    m_clipX1 = (wxCoord) XDEV2LOG(rect.left);   \
+    m_clipY1 = (wxCoord) YDEV2LOG(rect.top);    \
+    m_clipX2 = (wxCoord) XDEV2LOG(rect.right);  \
+    m_clipY2 = (wxCoord) YDEV2LOG(rect.bottom); \
+}
+
 void wxDC::DoSetClippingRegion(wxCoord cx, wxCoord cy, wxCoord cw, wxCoord ch)
 {
     m_clipping = TRUE;
-    m_clipX1 = (int)cx;
-    m_clipY1 = (int)cy;
-    m_clipX2 = (int)(cx + cw);
-    m_clipY2 = (int)(cy + ch);
-
-    DoClipping((WXHDC) m_hDC);
+    IntersectClipRect(GetHdc(), XLOG2DEV(cx), YLOG2DEV(cy),
+                                XLOG2DEV(cx + cw), YLOG2DEV(cy + ch));
+    DO_SET_CLIPPING_BOX()
 }
 
 void wxDC::DoSetClippingRegionAsRegion(const wxRegion& region)
 {
     wxCHECK_RET( region.GetHRGN(), wxT("invalid clipping region") );
 
-    wxRect box = region.GetBox();
-
     m_clipping = TRUE;
-    m_clipX1 = box.x;
-    m_clipY1 = box.y;
-    m_clipX2 = box.x + box.width;
-    m_clipY2 = box.y + box.height;
 
 #ifdef __WIN16__
     SelectClipRgn(GetHdc(), (HRGN) region.GetHRGN());
 #else
     ExtSelectClipRgn(GetHdc(), (HRGN) region.GetHRGN(), RGN_AND);
 #endif
-}
 
-void wxDC::DoClipping(WXHDC dc)
-{
-    if (m_clipping && dc)
-    {
-        IntersectClipRect((HDC) dc, XLOG2DEV(m_clipX1), YLOG2DEV(m_clipY1),
-                                    XLOG2DEV(m_clipX2), YLOG2DEV(m_clipY2));
-    }
+    DO_SET_CLIPPING_BOX()
 }
 
 void wxDC::DestroyClippingRegion()
@@ -318,12 +314,15 @@ bool wxDC::DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const
     // get the color of the pixel
     COLORREF pixelcolor = ::GetPixel(GetHdc(), XLOG2DEV(x), YLOG2DEV(y));
 
+    // JACS: what was this for?
+#if 0
     // get the color of the pen
     COLORREF pencolor = 0x00ffffff;
     if (m_pen.Ok())
     {
         pencolor = m_pen.GetColour().GetPixel();
     }
+#endif
 
     // return the color of the pixel
     if( col )
@@ -335,7 +334,10 @@ bool wxDC::DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const
 
     // check, if color of the pixels is the same as the color of the current
     // pen and return TRUE if it is, FALSE otherwise
-    return pixelcolor == pencolor;
+    // JACS, 24/02/2000: can't understand the reason for this, so returning TRUE instead.
+    // return pixelcolor == pencolor;
+
+    return TRUE;
 }
 
 void wxDC::DoCrossHair(wxCoord x, wxCoord y)
@@ -360,8 +362,9 @@ void wxDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
     (void)MoveToEx(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y1), NULL);
     (void)LineTo(GetHdc(), XLOG2DEV(x2), YLOG2DEV(y2));
 
-    // Normalization: Windows doesn't draw the last point of the line
-    (void)LineTo(GetHdc(), XLOG2DEV(x2) + 1, YLOG2DEV(y2));
+    // Normalization: Windows doesn't draw the last point of the line.
+    // But apparently neither does GTK+, so we take it out again.
+//    (void)LineTo(GetHdc(), XLOG2DEV(x2) + 1, YLOG2DEV(y2));
 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);
@@ -409,6 +412,41 @@ void wxDC::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2, wxCoord xc, wx
     CalcBoundingBox((wxCoord)(xc+radius), (wxCoord)(yc+radius));
 }
 
+void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
+                           wxCoord width, wxCoord height)
+{
+    wxCoord x2 = x1 + width,
+            y2 = y1 + height;
+
+#if defined(__WIN32__) && !defined(__SC__)
+    RECT rect;
+    rect.left   = x1;
+    rect.top    = y1;
+    rect.right  = x2;
+    rect.bottom = y2;
+
+    DrawFrameControl(GetHdc(), &rect, DFC_MENU, DFCS_MENUCHECK);
+#else // Win16
+    // In WIN16, draw a cross
+    HPEN blackPen = ::CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
+    HPEN whiteBrush = (HPEN)::GetStockObject(WHITE_BRUSH);
+    HPEN hPenOld = (HPEN)::SelectObject(GetHdc(), blackPen);
+    HPEN hBrushOld = (HPEN)::SelectObject(GetHdc(), whiteBrush);
+    ::SetROP2(GetHdc(), R2_COPYPEN);
+    Rectangle(GetHdc(), x1, y1, x2, y2);
+    MoveTo(GetHdc(), x1, y1);
+    LineTo(GetHdc(), x2, y2);
+    MoveTo(GetHdc(), x2, y1);
+    LineTo(GetHdc(), x1, y2);
+    ::SelectObject(GetHdc(), hPenOld);
+    ::SelectObject(GetHdc(), hBrushOld);
+    ::DeleteObject(blackPen);
+#endif // Win32/16
+
+    CalcBoundingBox(x1, y1);
+    CalcBoundingBox(x2, y2);
+}
+
 void wxDC::DoDrawPoint(wxCoord x, wxCoord y)
 {
     COLORREF color = 0x00ffffff;
@@ -540,16 +578,31 @@ void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
     wxCoord x2 = x + width;
     wxCoord y2 = y + height;
 
-    // Windows draws the filled rectangles without outline (i.e. drawn with a
-    // transparent pen) one pixel smaller in both directions and we want them
-    // to have the same size regardless of which pen is used - adjust
-    if ( m_pen.GetStyle() == wxTRANSPARENT )
+    if ((m_logicalFunction == wxCOPY) && (m_pen.GetStyle() == wxTRANSPARENT))
     {
-        x2++;
-        y2++;
+        RECT rect;
+        rect.left = XLOG2DEV(x);
+        rect.top = YLOG2DEV(y);
+        rect.right = XLOG2DEV(x2);
+        rect.bottom = YLOG2DEV(y2);
+        (void)FillRect(GetHdc(), &rect, (HBRUSH)m_brush.GetResourceHandle() );
+    }
+    else
+    {
+        // Windows draws the filled rectangles without outline (i.e. drawn with a
+        // transparent pen) one pixel smaller in both directions and we want them
+           // to have the same size regardless of which pen is used - adjust
+
+        // I wonder if this shouldn´t be done after the LOG2DEV() conversions. RR.
+        if ( m_pen.GetStyle() == wxTRANSPARENT )
+        {
+            x2++;
+            y2++;
+        }
+
+           (void)Rectangle(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x2), YLOG2DEV(y2));
     }
 
-    (void)Rectangle(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x2), YLOG2DEV(y2));
 
     CalcBoundingBox(x, y);
     CalcBoundingBox(x2, y2);