Added CanApplyParentThemeBackground and use it in wxMSW's

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

diff --git a/src/msw/dc.cpp b/src/msw/dc.cpp
index 06fbd633bb04cfea2780ea22261144a27ca9997e..87465c833091a1f861ce124ee6366118f5d9ce1a 100644 (file)
--- a/src/msw/dc.cpp
+++ b/src/msw/dc.cpp
@@ -17,7 +17,7 @@
 // headers
 // ---------------------------------------------------------------------------
 
 // headers
 // ---------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "dc.h"
 #endif
 
     #pragma implementation "dc.h"
 #endif
 


@@ -40,6 +40,9 @@
     #include "wx/icon.h"
 #endif
 
     #include "wx/icon.h"
 #endif
 

+#include "wx/msw/private.h" // needs to be before #include <commdlg.h>
+#include "wx/msw/missing.h" // needs to be before #include <commdlg.h>
+

 #include "wx/sysopt.h"
 #include "wx/dcprint.h"
 #include "wx/module.h"
 #include "wx/sysopt.h"
 #include "wx/dcprint.h"
 #include "wx/module.h"


@@ -52,8 +55,6 @@
 #include <string.h>
 #include <math.h>
 
 #include <string.h>
 #include <math.h>
 

-#include "wx/msw/private.h" // needs to be before #include <commdlg.h>
-

 #if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__)
     #include <commdlg.h>
 #endif
 #if wxUSE_COMMON_DIALOGS && !defined(__WXMICROWIN__)
     #include <commdlg.h>
 #endif


@@ -71,6 +72,16 @@
 #define MAKEROP4(fore,back) (DWORD)((((back) << 8) & 0xFF000000) | (fore))
 #endif
 
 #define MAKEROP4(fore,back) (DWORD)((((back) << 8) & 0xFF000000) | (fore))
 #endif
 

+// apparently with MicroWindows it is possible that HDC is 0 so we have to
+// check for this ourselves
+#ifdef __WXMICROWIN__
+    #define WXMICROWIN_CHECK_HDC if ( !GetHDC() ) return;
+    #define WXMICROWIN_CHECK_HDC_RET(x) if ( !GetHDC() ) return x;
+#else
+    #define WXMICROWIN_CHECK_HDC
+    #define WXMICROWIN_CHECK_HDC_RET(x)
+#endif
+

 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxDCBase)
 
 // ---------------------------------------------------------------------------
 IMPLEMENT_ABSTRACT_CLASS(wxDC, wxDCBase)
 
 // ---------------------------------------------------------------------------


@@ -158,6 +169,8 @@ private:
     COLORREF m_colFgOld, m_colBgOld;
 
     bool m_changed;
     COLORREF m_colFgOld, m_colBgOld;
 
     bool m_changed;

+
+    DECLARE_NO_COPY_CLASS(wxColourChanger)

 };
 
 // this class saves the old stretch blit mode during its life time
 };
 
 // this class saves the old stretch blit mode during its life time


@@ -167,21 +180,27 @@ public:
     StretchBltModeChanger(HDC hdc, int mode)
         : m_hdc(hdc)
     {
     StretchBltModeChanger(HDC hdc, int mode)
         : m_hdc(hdc)
     {

+#ifndef __WXWINCE__

         m_modeOld = ::SetStretchBltMode(m_hdc, mode);
         if ( !m_modeOld )
             wxLogLastError(_T("SetStretchBltMode"));
         m_modeOld = ::SetStretchBltMode(m_hdc, mode);
         if ( !m_modeOld )
             wxLogLastError(_T("SetStretchBltMode"));

+#endif

     }
 
     ~StretchBltModeChanger()
     {
     }
 
     ~StretchBltModeChanger()
     {

+#ifndef __WXWINCE__

         if ( !::SetStretchBltMode(m_hdc, m_modeOld) )
             wxLogLastError(_T("SetStretchBltMode"));
         if ( !::SetStretchBltMode(m_hdc, m_modeOld) )
             wxLogLastError(_T("SetStretchBltMode"));

+#endif

     }
 
 private:
     const HDC m_hdc;
 
     int m_modeOld;
     }
 
 private:
     const HDC m_hdc;
 
     int m_modeOld;

+
+    DECLARE_NO_COPY_CLASS(StretchBltModeChanger)

 };
 
 // ===========================================================================
 };
 
 // ===========================================================================


@@ -220,12 +239,12 @@ wxColourChanger::wxColourChanger(wxDC& dc) : m_dc(dc)
                                                           : OPAQUE);
 
         // flag which telsl us to undo changes in the dtor
                                                           : OPAQUE);
 
         // flag which telsl us to undo changes in the dtor

-        m_changed = TRUE;
+        m_changed = true;

     }
     else
     {
         // nothing done, nothing to undo
     }
     else
     {
         // nothing done, nothing to undo

-        m_changed = FALSE;
+        m_changed = false;

     }
 }
 
     }
 }
 


@@ -259,7 +278,7 @@ wxDC::wxDC()
     m_oldPalette = 0;
 #endif // wxUSE_PALETTE
 
     m_oldPalette = 0;
 #endif // wxUSE_PALETTE
 

-    m_bOwnsDC = FALSE;
+    m_bOwnsDC = false;

     m_hDC = 0;
 }
 
     m_hDC = 0;
 }
 


@@ -349,9 +368,7 @@ void wxDC::SelectOldObjects(WXHDC dc)
 
 void wxDC::UpdateClipBox()
 {
 
 void wxDC::UpdateClipBox()
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     RECT rect;
     ::GetClipBox(GetHdc(), &rect);
 
     RECT rect;
     ::GetClipBox(GetHdc(), &rect);


@@ -367,14 +384,12 @@ void wxDC::SetClippingHrgn(WXHRGN hrgn)
 {
     wxCHECK_RET( hrgn, wxT("invalid clipping region") );
 
 {
     wxCHECK_RET( hrgn, wxT("invalid clipping region") );
 

-#ifdef __WXMICROWIN__
-    if (!GetHdc()) return;
-#endif // __WXMICROWIN__
+    WXMICROWIN_CHECK_HDC

 
     // note that we combine the new clipping region with the existing one: this
     // is compatible with what the other ports do and is the documented
     // behaviour now (starting with 2.3.3)
 
     // note that we combine the new clipping region with the existing one: this
     // is compatible with what the other ports do and is the documented
     // behaviour now (starting with 2.3.3)

-#ifdef __WIN16__
+#if defined(__WIN16__) || defined(__WXWINCE__)

     RECT rectClip;
     if ( !::GetClipBox(GetHdc(), &rectClip) )
         return;
     RECT rectClip;
     if ( !::GetClipBox(GetHdc(), &rectClip) )
         return;


@@ -399,7 +414,7 @@ void wxDC::SetClippingHrgn(WXHRGN hrgn)
     }
 #endif // Win16/32
 
     }
 #endif // Win16/32
 

-    m_clipping = TRUE;
+    m_clipping = true;

 
     UpdateClipBox();
 }
 
     UpdateClipBox();
 }


@@ -433,9 +448,7 @@ void wxDC::DoSetClippingRegionAsRegion(const wxRegion& region)
 
 void wxDC::DestroyClippingRegion()
 {
 
 void wxDC::DestroyClippingRegion()
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     if (m_clipping && m_hDC)
     {
 
     if (m_clipping && m_hDC)
     {


@@ -448,7 +461,7 @@ void wxDC::DestroyClippingRegion()
         ::DeleteObject(rgn);
     }
 
         ::DeleteObject(rgn);
     }
 

-    m_clipping = FALSE;
+    m_clipping = false;

 }
 
 // ---------------------------------------------------------------------------
 }
 
 // ---------------------------------------------------------------------------


@@ -457,14 +470,14 @@ void wxDC::DestroyClippingRegion()
 
 bool wxDC::CanDrawBitmap() const
 {
 
 bool wxDC::CanDrawBitmap() const
 {

-    return TRUE;
+    return true;

 }
 
 bool wxDC::CanGetTextExtent() const
 {
 #ifdef __WXMICROWIN__
     // TODO Extend MicroWindows' GetDeviceCaps function
 }
 
 bool wxDC::CanGetTextExtent() const
 {
 #ifdef __WXMICROWIN__
     // TODO Extend MicroWindows' GetDeviceCaps function

-    return TRUE;
+    return true;

 #else
     // What sort of display is it?
     int technology = ::GetDeviceCaps(GetHdc(), TECHNOLOGY);
 #else
     // What sort of display is it?
     int technology = ::GetDeviceCaps(GetHdc(), TECHNOLOGY);


@@ -475,9 +488,7 @@ bool wxDC::CanGetTextExtent() const
 
 int wxDC::GetDepth() const
 {
 
 int wxDC::GetDepth() const
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return 16;
-#endif
+    WXMICROWIN_CHECK_HDC_RET(16)

 
     return (int)::GetDeviceCaps(GetHdc(), BITSPIXEL);
 }
 
     return (int)::GetDeviceCaps(GetHdc(), BITSPIXEL);
 }


@@ -488,9 +499,7 @@ int wxDC::GetDepth() const
 
 void wxDC::Clear()
 {
 
 void wxDC::Clear()
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     RECT rect;
     if ( m_canvas )
 
     RECT rect;
     if ( m_canvas )


@@ -510,7 +519,9 @@ void wxDC::Clear()
         rect.bottom = m_selectedBitmap.GetHeight();
     }
 
         rect.bottom = m_selectedBitmap.GetHeight();
     }
 

+#ifndef __WXWINCE__

     (void) ::SetMapMode(GetHdc(), MM_TEXT);
     (void) ::SetMapMode(GetHdc(), MM_TEXT);

+#endif

 
     DWORD colour = ::GetBkColor(GetHdc());
     HBRUSH brush = ::CreateSolidBrush(colour);
 
     DWORD colour = ::GetBkColor(GetHdc());
     HBRUSH brush = ::CreateSolidBrush(colour);


@@ -520,18 +531,23 @@ void wxDC::Clear()
     int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
         height = DeviceToLogicalYRel(VIEWPORT_EXTENT)*m_signY;
 
     int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
         height = DeviceToLogicalYRel(VIEWPORT_EXTENT)*m_signY;
 

+#ifndef __WXWINCE__

     ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
     ::SetMapMode(GetHdc(), MM_ANISOTROPIC);

+

     ::SetViewportExtEx(GetHdc(), VIEWPORT_EXTENT, VIEWPORT_EXTENT, NULL);
     ::SetWindowExtEx(GetHdc(), width, height, NULL);
     ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
     ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);
     ::SetViewportExtEx(GetHdc(), VIEWPORT_EXTENT, VIEWPORT_EXTENT, NULL);
     ::SetWindowExtEx(GetHdc(), width, height, NULL);
     ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
     ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);

+#endif

 }
 
 bool wxDC::DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style)
 {
 }
 
 bool wxDC::DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return FALSE;
-#endif
+#ifdef __WXWINCE__
+    return false;
+#else
+
+    WXMICROWIN_CHECK_HDC_RET(false)

 
     bool success = (0 != ::ExtFloodFill(GetHdc(), XLOG2DEV(x), YLOG2DEV(y),
                          col.GetPixel(),
 
     bool success = (0 != ::ExtFloodFill(GetHdc(), XLOG2DEV(x), YLOG2DEV(y),
                          col.GetPixel(),


@@ -555,42 +571,36 @@ bool wxDC::DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, int style)
     }
 
     CalcBoundingBox(x, y);
     }
 
     CalcBoundingBox(x, y);

-    
+

     return success;
     return success;

+#endif

 }
 
 bool wxDC::DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const
 {
 }
 
 bool wxDC::DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return FALSE;
-#endif
+    WXMICROWIN_CHECK_HDC_RET(false)

 
 

-    wxCHECK_MSG( col, FALSE, _T("NULL colour parameter in wxDC::GetPixel") );
+    wxCHECK_MSG( col, false, _T("NULL colour parameter in wxDC::GetPixel") );

 
     // get the color of the pixel
     COLORREF pixelcolor = ::GetPixel(GetHdc(), XLOG2DEV(x), YLOG2DEV(y));
 
     wxRGBToColour(*col, pixelcolor);
 
 
     // get the color of the pixel
     COLORREF pixelcolor = ::GetPixel(GetHdc(), XLOG2DEV(x), YLOG2DEV(y));
 
     wxRGBToColour(*col, pixelcolor);
 

-    return TRUE;
+    return true;

 }
 
 void wxDC::DoCrossHair(wxCoord x, wxCoord y)
 {
 }
 
 void wxDC::DoCrossHair(wxCoord x, wxCoord y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxCoord x1 = x-VIEWPORT_EXTENT;
     wxCoord y1 = y-VIEWPORT_EXTENT;
     wxCoord x2 = x+VIEWPORT_EXTENT;
     wxCoord y2 = y+VIEWPORT_EXTENT;
 
 
     wxCoord x1 = x-VIEWPORT_EXTENT;
     wxCoord y1 = y-VIEWPORT_EXTENT;
     wxCoord x2 = x+VIEWPORT_EXTENT;
     wxCoord y2 = y+VIEWPORT_EXTENT;
 

-    (void)MoveToEx(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y), NULL);
-    (void)LineTo(GetHdc(), XLOG2DEV(x2), YLOG2DEV(y));
-
-    (void)MoveToEx(GetHdc(), XLOG2DEV(x), YLOG2DEV(y1), NULL);
-    (void)LineTo(GetHdc(), XLOG2DEV(x), YLOG2DEV(y2));
+    wxDrawLine(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y), XLOG2DEV(x2), YLOG2DEV(y));
+    wxDrawLine(GetHdc(), XLOG2DEV(x), YLOG2DEV(y1), XLOG2DEV(x), YLOG2DEV(y2));

 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);
 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);


@@ -598,12 +608,9 @@ void wxDC::DoCrossHair(wxCoord x, wxCoord y)
 
 void wxDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
 {
 
 void wxDC::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
 

-    (void)MoveToEx(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y1), NULL);
-    (void)LineTo(GetHdc(), XLOG2DEV(x2), YLOG2DEV(y2));
+    wxDrawLine(GetHdc(), XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2));

 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);
 
     CalcBoundingBox(x1, y1);
     CalcBoundingBox(x2, y2);


@@ -615,9 +622,16 @@ void wxDC::DoDrawArc(wxCoord x1, wxCoord y1,
                      wxCoord x2, wxCoord y2,
                      wxCoord xc, wxCoord yc)
 {
                      wxCoord x2, wxCoord y2,
                      wxCoord xc, wxCoord yc)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+#ifdef __WXWINCE__
+    // Slower emulation since WinCE doesn't support Pie and Arc
+    double r = sqrt( (x1-xc)*(x1-xc) + (y1-yc)*(y1-yc) );
+    double sa = acos((x1-xc)/r)/M_PI*180; // between 0 and 180
+    if( y1>yc ) sa = -sa; // below center
+    double ea = atan2(yc-y2, x2-xc)/M_PI*180;
+    DoDrawEllipticArcRot( xc-r, yc-r, 2*r, 2*r, sa, ea );
+#else
+
+    WXMICROWIN_CHECK_HDC

 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 
 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 


@@ -662,14 +676,13 @@ void wxDC::DoDrawArc(wxCoord x1, wxCoord y1,
 
     CalcBoundingBox(xc - r, yc - r);
     CalcBoundingBox(xc + r, yc + r);
 
     CalcBoundingBox(xc - r, yc - r);
     CalcBoundingBox(xc + r, yc + r);

+#endif

 }
 
 void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
                            wxCoord width, wxCoord height)
 {
 }
 
 void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
                            wxCoord width, wxCoord height)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxCoord x2 = x1 + width,
             y2 = y1 + height;
 
     wxCoord x2 = x1 + width,
             y2 = y1 + height;


@@ -681,7 +694,11 @@ void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
     rect.right  = x2;
     rect.bottom = y2;
 
     rect.right  = x2;
     rect.bottom = y2;
 

+#ifdef __WXWINCE__
+    DrawFrameControl(GetHdc(), &rect, DFC_BUTTON, DFCS_BUTTONCHECK);
+#else

     DrawFrameControl(GetHdc(), &rect, DFC_MENU, DFCS_MENUCHECK);
     DrawFrameControl(GetHdc(), &rect, DFC_MENU, DFCS_MENUCHECK);

+#endif

 #else // Win16
     // In WIN16, draw a cross
     HPEN blackPen = ::CreatePen(PS_SOLID, 1, RGB(0, 0, 0));
 #else // Win16
     // In WIN16, draw a cross
     HPEN blackPen = ::CreatePen(PS_SOLID, 1, RGB(0, 0, 0));


@@ -705,9 +722,7 @@ void wxDC::DoDrawCheckMark(wxCoord x1, wxCoord y1,
 
 void wxDC::DoDrawPoint(wxCoord x, wxCoord y)
 {
 
 void wxDC::DoDrawPoint(wxCoord x, wxCoord y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     COLORREF color = 0x00ffffff;
     if (m_pen.Ok())
 
     COLORREF color = 0x00ffffff;
     if (m_pen.Ok())


@@ -722,9 +737,7 @@ void wxDC::DoDrawPoint(wxCoord x, wxCoord y)
 
 void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset,int fillStyle)
 {
 
 void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset,int fillStyle)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 
 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 


@@ -740,9 +753,13 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs
 
             CalcBoundingBox(cpoints[i].x, cpoints[i].y);
         }
 
             CalcBoundingBox(cpoints[i].x, cpoints[i].y);
         }

+#ifndef __WXWINCE__

         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);

+#endif

         (void)Polygon(GetHdc(), cpoints, n);
         (void)Polygon(GetHdc(), cpoints, n);

+#ifndef __WXWINCE__

         SetPolyFillMode(GetHdc(),prev);
         SetPolyFillMode(GetHdc(),prev);

+#endif

         delete[] cpoints;
     }
     else
         delete[] cpoints;
     }
     else


@@ -751,17 +768,74 @@ void wxDC::DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffs
         for (i = 0; i < n; i++)
             CalcBoundingBox(points[i].x, points[i].y);
 
         for (i = 0; i < n; i++)
             CalcBoundingBox(points[i].x, points[i].y);
 

+#ifndef __WXWINCE__

         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
         int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);

+#endif

         (void)Polygon(GetHdc(), (POINT*) points, n);
         (void)Polygon(GetHdc(), (POINT*) points, n);

+#ifndef __WXWINCE__

         SetPolyFillMode(GetHdc(),prev);
         SetPolyFillMode(GetHdc(),prev);

+#endif

     }
 }
 
     }
 }
 

-void wxDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
+void
+wxDC::DoDrawPolyPolygon(int n,
+                        int count[],
+                        wxPoint points[],
+                        wxCoord xoffset,
+                        wxCoord yoffset,
+                        int fillStyle)

 {
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
+#ifdef __WXWINCE__
+    wxDCBase::DoDrawPolyPolygon(n, start, points, xoffset, yoffset, fillStyle);
+#else    
+    WXMICROWIN_CHECK_HDC
+
+    wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
+    int i, cnt;
+    for (i = cnt = 0; i < n; i++)
+        cnt += count[i];
+
+    // Do things less efficiently if we have offsets
+    if (xoffset != 0 || yoffset != 0)
+    {
+        POINT *cpoints = new POINT[cnt];
+        for (i = 0; i < cnt; i++)
+        {
+            cpoints[i].x = (int)(points[i].x + xoffset);
+            cpoints[i].y = (int)(points[i].y + yoffset);
+
+            CalcBoundingBox(cpoints[i].x, cpoints[i].y);
+        }
+#ifndef __WXWINCE__
+        int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
+#endif        
+        (void)PolyPolygon(GetHdc(), cpoints, count, n);
+#ifndef __WXWINCE__
+        SetPolyFillMode(GetHdc(),prev);
+#endif        
+        delete[] cpoints;
+    }
+    else
+    {
+        for (i = 0; i < cnt; i++)
+            CalcBoundingBox(points[i].x, points[i].y);
+
+#ifndef __WXWINCE__
+        int prev = SetPolyFillMode(GetHdc(),fillStyle==wxODDEVEN_RULE?ALTERNATE:WINDING);
+#endif        
+        (void)PolyPolygon(GetHdc(), (POINT*) points, count, n);
+#ifndef __WXWINCE__
+        SetPolyFillMode(GetHdc(),prev);
+#endif        
+    }

 #endif
 #endif

+  // __WXWINCE__
+}
+
+void wxDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
+{
+    WXMICROWIN_CHECK_HDC

 
     // Do things less efficiently if we have offsets
     if (xoffset != 0 || yoffset != 0)
 
     // Do things less efficiently if we have offsets
     if (xoffset != 0 || yoffset != 0)


@@ -790,9 +864,7 @@ void wxDC::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset
 
 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 {
 
 void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 
 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 


@@ -831,9 +903,7 @@ void wxDC::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 
 void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius)
 {
 
 void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 
 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 


@@ -842,11 +912,7 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord h
 
     if (radius < 0.0)
     {
 
     if (radius < 0.0)
     {

-        double smallest = 0.0;
-        if (width < height)
-            smallest = width;
-        else
-            smallest = height;
+        double smallest = (width < height) ? width : height;

         radius = (- radius * smallest);
     }
 
         radius = (- radius * smallest);
     }
 


@@ -871,9 +937,7 @@ void wxDC::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord h
 
 void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 {
 
 void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 
 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 


@@ -889,9 +953,11 @@ void wxDC::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 // Chris Breeze 20/5/98: first implementation of DrawEllipticArc on Windows
 void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
 {
 // Chris Breeze 20/5/98: first implementation of DrawEllipticArc on Windows
 void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+#ifdef __WXWINCE__
+    DoDrawEllipticArcRot( x, y, w, h, sa, ea );
+#else
+
+    WXMICROWIN_CHECK_HDC

 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 
 
     wxColourChanger cc(*this); // needed for wxSTIPPLE_MASK_OPAQUE handling
 


@@ -932,13 +998,12 @@ void wxDC::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,d
 
     CalcBoundingBox(x, y);
     CalcBoundingBox(x2, y2);
 
     CalcBoundingBox(x, y);
     CalcBoundingBox(x2, y2);

+#endif

 }
 
 void wxDC::DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y)
 {
 }
 
 void wxDC::DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxCHECK_RET( icon.Ok(), wxT("invalid icon in DrawIcon") );
 
 
     wxCHECK_RET( icon.Ok(), wxT("invalid icon in DrawIcon") );
 


@@ -954,9 +1019,7 @@ void wxDC::DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y)
 
 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
 {
 
 void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask )
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     wxCHECK_RET( bmp.Ok(), _T("invalid bitmap in wxDC::DrawBitmap") );
 
 
     wxCHECK_RET( bmp.Ok(), _T("invalid bitmap in wxDC::DrawBitmap") );
 


@@ -988,7 +1051,7 @@ void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask
         {
             // don't give assert here because this would break existing
             // programs - just silently ignore useMask parameter
         {
             // don't give assert here because this would break existing
             // programs - just silently ignore useMask parameter

-            useMask = FALSE;
+            useMask = false;

         }
     }
     if ( useMask )
         }
     }
     if ( useMask )


@@ -999,7 +1062,7 @@ void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask
         // On some systems, MaskBlt succeeds yet is much much slower
         // than the wxWindows fall-back implementation. So we need
         // to be able to switch this on and off at runtime.
         // On some systems, MaskBlt succeeds yet is much much slower
         // than the wxWindows fall-back implementation. So we need
         // to be able to switch this on and off at runtime.

-        bool ok = FALSE;
+        bool ok = false;

 #if wxUSE_SYSTEM_OPTIONS
         if (wxSystemOptions::GetOptionInt(wxT("no-maskblt")) == 0)
 #endif
 #if wxUSE_SYSTEM_OPTIONS
         if (wxSystemOptions::GetOptionInt(wxT("no-maskblt")) == 0)
 #endif


@@ -1089,9 +1152,7 @@ void wxDC::DoDrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, bool useMask
 
 void wxDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y)
 {
 
 void wxDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     DrawAnyText(text, x, y);
 
 
     DrawAnyText(text, x, y);
 


@@ -1105,9 +1166,7 @@ void wxDC::DoDrawText(const wxString& text, wxCoord x, wxCoord y)
 
 void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y)
 {
 
 void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     // prepare for drawing the text
     if ( m_textForegroundColour.Ok() )
 
     // prepare for drawing the text
     if ( m_textForegroundColour.Ok() )


@@ -1122,11 +1181,19 @@ void wxDC::DrawAnyText(const wxString& text, wxCoord x, wxCoord y)
     SetBkMode(GetHdc(), m_backgroundMode == wxTRANSPARENT ? TRANSPARENT
                                                           : OPAQUE);
 
     SetBkMode(GetHdc(), m_backgroundMode == wxTRANSPARENT ? TRANSPARENT
                                                           : OPAQUE);
 

+#ifdef __WXWINCE__
+    if ( ::ExtTextOut(GetHdc(), XLOG2DEV(x), YLOG2DEV(y), 0, NULL,
+                   text.c_str(), text.length(), NULL) == 0 )
+    {
+        wxLogLastError(wxT("TextOut"));
+    }
+#else

     if ( ::TextOut(GetHdc(), XLOG2DEV(x), YLOG2DEV(y),
                    text.c_str(), text.length()) == 0 )
     {
         wxLogLastError(wxT("TextOut"));
     }
     if ( ::TextOut(GetHdc(), XLOG2DEV(x), YLOG2DEV(y),
                    text.c_str(), text.length()) == 0 )
     {
         wxLogLastError(wxT("TextOut"));
     }

+#endif

 
     // restore the old parameters (text foreground colour may be left because
     // it never is set to anything else, but background should remain
 
     // restore the old parameters (text foreground colour may be left because
     // it never is set to anything else, but background should remain


@@ -1141,9 +1208,7 @@ void wxDC::DoDrawRotatedText(const wxString& text,
                              wxCoord x, wxCoord y,
                              double angle)
 {
                              wxCoord x, wxCoord y,
                              double angle)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     // we test that we have some font because otherwise we should still use the
     // "else" part below to avoid that DrawRotatedText(angle = 180) and
 
     // we test that we have some font because otherwise we should still use the
     // "else" part below to avoid that DrawRotatedText(angle = 180) and


@@ -1216,9 +1281,7 @@ void wxDC::DoDrawRotatedText(const wxString& text,
 
 void wxDC::DoSelectPalette(bool realize)
 {
 
 void wxDC::DoSelectPalette(bool realize)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     // Set the old object temporarily, in case the assignment deletes an object
     // that's not yet selected out.
 
     // Set the old object temporarily, in case the assignment deletes an object
     // that's not yet selected out.


@@ -1232,7 +1295,7 @@ void wxDC::DoSelectPalette(bool realize)
     {
         HPALETTE oldPal = ::SelectPalette(GetHdc(),
                                           GetHpaletteOf(m_palette),
     {
         HPALETTE oldPal = ::SelectPalette(GetHdc(),
                                           GetHpaletteOf(m_palette),

-                                          FALSE);
+                                          false);

         if (!m_oldPalette)
             m_oldPalette = (WXHPALETTE) oldPal;
 
         if (!m_oldPalette)
             m_oldPalette = (WXHPALETTE) oldPal;
 


@@ -1246,7 +1309,7 @@ void wxDC::SetPalette(const wxPalette& palette)
     if ( palette.Ok() )
     {
         m_palette = palette;
     if ( palette.Ok() )
     {
         m_palette = palette;

-        DoSelectPalette(TRUE);
+        DoSelectPalette(true);

     }
 }
 
     }
 }
 


@@ -1271,176 +1334,155 @@ void wxDC::InitializePalette()
 
 #endif // wxUSE_PALETTE
 
 
 #endif // wxUSE_PALETTE
 

-void wxDC::SetFont(const wxFont& the_font)
-{
-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+// SetFont/Pen/Brush() really ask to be implemented as a single template
+// function... but doing it is not worth breaking OpenWatcom build <sigh>

 
 

-    // Set the old object temporarily, in case the assignment deletes an object
-    // that's not yet selected out.
-    if (m_oldFont)
-    {
-        ::SelectObject(GetHdc(), (HFONT) m_oldFont);
-        m_oldFont = 0;
-    }
+void wxDC::SetFont(const wxFont& font)
+{
+    WXMICROWIN_CHECK_HDC

 
 

-    m_font = the_font;
+    if ( font == m_font )
+        return;

 
 

-    if (!the_font.Ok())
+    if ( font.Ok() )

     {
     {

-        if (m_oldFont)
-            ::SelectObject(GetHdc(), (HFONT) m_oldFont);
-        m_oldFont = 0;
-    }
+        HGDIOBJ hfont = ::SelectObject(GetHdc(), GetHfontOf(font));
+        if ( hfont == HGDI_ERROR )
+        {
+            wxLogLastError(_T("SelectObject(font)"));
+        }
+        else // selected ok
+        {
+            if ( !m_oldFont )
+                m_oldFont = (WXHPEN)hfont;

 
 

-    if (m_font.Ok() && m_font.GetResourceHandle())
+            m_font = font;
+        }
+    }
+    else // invalid font, reset the current font

     {
     {

-        HFONT f = (HFONT) ::SelectObject(GetHdc(), (HFONT) m_font.GetResourceHandle());
-        if (f == (HFONT) NULL)
+        if ( m_oldFont )

         {
         {

-            wxLogDebug(wxT("::SelectObject failed in wxDC::SetFont."));
+            if ( ::SelectObject(GetHdc(), (HPEN) m_oldFont) == HGDI_ERROR )
+            {
+                wxLogLastError(_T("SelectObject(old font)"));
+            }
+
+            m_oldFont = 0;

         }
         }

-        if (!m_oldFont)
-            m_oldFont = (WXHFONT) f;
+
+        m_font = wxNullFont;

     }
 }
 
 void wxDC::SetPen(const wxPen& pen)
 {
     }
 }
 
 void wxDC::SetPen(const wxPen& pen)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
 

-    // Set the old object temporarily, in case the assignment deletes an object
-    // that's not yet selected out.
-    if (m_oldPen)
-    {
-        ::SelectObject(GetHdc(), (HPEN) m_oldPen);
-        m_oldPen = 0;
-    }
-
-    m_pen = pen;
+    if ( pen == m_pen )
+        return;

 
 

-    if (!m_pen.Ok())
+    if ( pen.Ok() )

     {
     {

-        if (m_oldPen)
-            ::SelectObject(GetHdc(), (HPEN) m_oldPen);
-        m_oldPen = 0;
-    }
+        HGDIOBJ hpen = ::SelectObject(GetHdc(), GetHpenOf(pen));
+        if ( hpen == HGDI_ERROR )
+        {
+            wxLogLastError(_T("SelectObject(pen)"));
+        }
+        else // selected ok
+        {
+            if ( !m_oldPen )
+                m_oldPen = (WXHPEN)hpen;

 
 

-    if (m_pen.Ok())
+            m_pen = pen;
+        }
+    }
+    else // invalid pen, reset the current pen

     {
     {

-        if (m_pen.GetResourceHandle())
+        if ( m_oldPen )

         {
         {

-            HPEN p = (HPEN) ::SelectObject(GetHdc(), (HPEN)m_pen.GetResourceHandle());
-            if (!m_oldPen)
-                m_oldPen = (WXHPEN) p;
+            if ( ::SelectObject(GetHdc(), (HPEN) m_oldPen) == HGDI_ERROR )
+            {
+                wxLogLastError(_T("SelectObject(old pen)"));
+            }
+
+            m_oldPen = 0;

         }
         }

+
+        m_pen = wxNullPen;

     }
 }
 
 void wxDC::SetBrush(const wxBrush& brush)
 {
     }
 }
 
 void wxDC::SetBrush(const wxBrush& brush)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
-
-    // Set the old object temporarily, in case the assignment deletes an object
-    // that's not yet selected out.
-    if (m_oldBrush)
-    {
-        ::SelectObject(GetHdc(), (HBRUSH) m_oldBrush);
-        m_oldBrush = 0;
-    }
-
-    m_brush = brush;
+    WXMICROWIN_CHECK_HDC

 
 

-    if (!m_brush.Ok())
-    {
-        if (m_oldBrush)
-            ::SelectObject(GetHdc(), (HBRUSH) m_oldBrush);
-        m_oldBrush = 0;
-    }
+    if ( brush == m_brush )
+        return;

 
 

-    if (m_brush.Ok())
+    if ( brush.Ok() )

     {
     {

-        // to make sure the brush is alligned with the logical coordinates
-        wxBitmap *stipple = m_brush.GetStipple();
+        // we must make sure the brush is aligned with the logical coordinates
+        // before selecting it
+        wxBitmap *stipple = brush.GetStipple();

         if ( stipple && stipple->Ok() )
         {
         if ( stipple && stipple->Ok() )
         {

-#ifdef __WIN32__
-            ::SetBrushOrgEx(GetHdc(),
-                            m_deviceOriginX % stipple->GetWidth(),
-                            m_deviceOriginY % stipple->GetHeight(),
-                            NULL);  // don't need previous brush origin
-#else
-            ::SetBrushOrg(GetHdc(),
-                            m_deviceOriginX % stipple->GetWidth(),
-                            m_deviceOriginY % stipple->GetHeight());
-#endif
+            if ( !::SetBrushOrgEx
+                    (
+                        GetHdc(),
+                        m_deviceOriginX % stipple->GetWidth(),
+                        m_deviceOriginY % stipple->GetHeight(),
+                        NULL                    // [out] previous brush origin
+                    ) )
+            {
+                wxLogLastError(_T("SetBrushOrgEx()"));
+            }

         }
 
         }
 

-        if ( m_brush.GetResourceHandle() )
+        HGDIOBJ hbrush = ::SelectObject(GetHdc(), GetHbrushOf(brush));
+        if ( hbrush == HGDI_ERROR )

         {
         {

-            HBRUSH b = 0;
-            b = (HBRUSH) ::SelectObject(GetHdc(), (HBRUSH)m_brush.GetResourceHandle());
-            if (!m_oldBrush)
-                m_oldBrush = (WXHBRUSH) b;
+            wxLogLastError(_T("SelectObject(brush)"));

         }
         }

+        else // selected ok
+        {
+            if ( !m_oldBrush )
+                m_oldBrush = (WXHPEN)hbrush;
+
+            m_brush = brush;
+        }
+    }
+    else // invalid brush, reset the current brush
+    {
+        if ( m_oldBrush )
+        {
+            if ( ::SelectObject(GetHdc(), (HPEN) m_oldBrush) == HGDI_ERROR )
+            {
+                wxLogLastError(_T("SelectObject(old brush)"));
+            }
+
+            m_oldBrush = 0;
+        }
+
+        m_brush = wxNullBrush;

     }
 }
 
 void wxDC::SetBackground(const wxBrush& brush)
 {
     }
 }
 
 void wxDC::SetBackground(const wxBrush& brush)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     m_backgroundBrush = brush;
 
 
     m_backgroundBrush = brush;
 

-    if (!m_backgroundBrush.Ok())
-        return;
-
-    if (m_canvas)
+    if ( m_backgroundBrush.Ok() )

     {
     {

-        bool customColours = TRUE;
-        // If we haven't specified wxUSER_COLOURS, don't allow the panel/dialog box to
-        // change background colours from the control-panel specified colours.
-        if (m_canvas->IsKindOf(CLASSINFO(wxWindow)) && ((m_canvas->GetWindowStyleFlag() & wxUSER_COLOURS) != wxUSER_COLOURS))
-            customColours = FALSE;
-
-        if (customColours)
-        {
-            if (m_backgroundBrush.GetStyle()==wxTRANSPARENT)
-            {
-                m_canvas->SetTransparent(TRUE);
-            }
-            else
-            {
-                // New behaviour, 10/2/99: setting the background brush of a DC
-                // doesn't affect the window background colour. However,
-                // I'm leaving in the transparency setting because it's needed by
-                // various controls (e.g. wxStaticText) to determine whether to draw
-                // transparently or not. TODO: maybe this should be a new function
-                // wxWindow::SetTransparency(). Should that apply to the child itself, or the
-                // parent?
-                //        m_canvas->SetBackgroundColour(m_backgroundBrush.GetColour());
-                m_canvas->SetTransparent(FALSE);
-            }
-        }
-    }
-    COLORREF new_color = m_backgroundBrush.GetColour().GetPixel();
-    {
-        (void)SetBkColor(GetHdc(), new_color);
+        (void)SetBkColor(GetHdc(), m_backgroundBrush.GetColour().GetPixel());

     }
 }
 
 void wxDC::SetBackgroundMode(int mode)
 {
     }
 }
 
 void wxDC::SetBackgroundMode(int mode)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     m_backgroundMode = mode;
 
 
     m_backgroundMode = mode;
 


@@ -1450,9 +1492,7 @@ void wxDC::SetBackgroundMode(int mode)
 
 void wxDC::SetLogicalFunction(int function)
 {
 
 void wxDC::SetLogicalFunction(int function)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     m_logicalFunction = function;
 
 
     m_logicalFunction = function;
 


@@ -1495,8 +1535,8 @@ void wxDC::SetRop(WXHDC dc)
 
 bool wxDC::StartDoc(const wxString& WXUNUSED(message))
 {
 
 bool wxDC::StartDoc(const wxString& WXUNUSED(message))
 {

-    // We might be previewing, so return TRUE to let it continue.
-    return TRUE;
+    // We might be previewing, so return true to let it continue.
+    return true;

 }
 
 void wxDC::EndDoc()
 }
 
 void wxDC::EndDoc()


@@ -1517,9 +1557,7 @@ void wxDC::EndPage()
 
 wxCoord wxDC::GetCharHeight() const
 {
 
 wxCoord wxDC::GetCharHeight() const
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return 0;
-#endif
+    WXMICROWIN_CHECK_HDC_RET(0)

 
     TEXTMETRIC lpTextMetric;
 
 
     TEXTMETRIC lpTextMetric;
 


@@ -1530,9 +1568,7 @@ wxCoord wxDC::GetCharHeight() const
 
 wxCoord wxDC::GetCharWidth() const
 {
 
 wxCoord wxDC::GetCharWidth() const
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return 0;
-#endif
+    WXMICROWIN_CHECK_HDC_RET(0)

 
     TEXTMETRIC lpTextMetric;
 
 
     TEXTMETRIC lpTextMetric;
 


@@ -1589,11 +1625,52 @@ void wxDC::DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
     }
 }
 
     }
 }
 

+
+// Each element of the array will be the width of the string up to and
+// including the coresoponding character in text.
+
+bool wxDC::DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const
+{
+    static int maxLenText = -1;
+    static int maxWidth = -1;
+    int fit = 0;
+    SIZE sz = {0,0};
+    int stlen = text.Length();
+
+    if (maxLenText == -1)
+    {
+        // Win9x and WinNT+ have different limits
+        int version = wxGetOsVersion();
+        maxLenText = version == wxWINDOWS_NT ? 65535 : 8192;
+        maxWidth =   version == wxWINDOWS_NT ? INT_MAX : 32767;
+    }
+
+    widths.Empty();
+    widths.Add(0, stlen);  // fill the array with zeros
+
+    if (!::GetTextExtentExPoint(GetHdc(),
+                                text.c_str(),           // string to check
+                                wxMin(stlen, maxLenText),
+                                maxWidth,
+                                &fit,                   // [out] count of chars
+                                                        // that will fit
+                                &widths[0],             // array to fill
+                                &sz))
+    {
+        // API failed
+        wxLogLastError(wxT("GetTextExtentExPoint"));
+        return false;
+    }
+
+    return true;
+}
+
+
+
+

 void wxDC::SetMapMode(int mode)
 {
 void wxDC::SetMapMode(int mode)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     m_mappingMode = mode;
 
 
     m_mappingMode = mode;
 


@@ -1615,8 +1692,8 @@ void wxDC::SetMapMode(int mode)
             return;
         }
 
             return;
         }
 

-        double mm2pixelsX = pixel_width / mm_width,
-               mm2pixelsY = pixel_height / mm_height;
+        double mm2pixelsX = (double)pixel_width / mm_width,
+               mm2pixelsY = (double)pixel_height / mm_height;

 
         switch (mode)
         {
 
         switch (mode)
         {


@@ -1648,6 +1725,7 @@ void wxDC::SetMapMode(int mode)
     // VZ: it seems very wasteful to always use MM_ANISOTROPIC when in 99% of
     //     cases we could do with MM_TEXT and in the remaining 0.9% with
     //     MM_ISOTROPIC (TODO!)
     // VZ: it seems very wasteful to always use MM_ANISOTROPIC when in 99% of
     //     cases we could do with MM_TEXT and in the remaining 0.9% with
     //     MM_ISOTROPIC (TODO!)

+#ifndef __WXWINCE__

     ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
 
     int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,
     ::SetMapMode(GetHdc(), MM_ANISOTROPIC);
 
     int width = DeviceToLogicalXRel(VIEWPORT_EXTENT)*m_signX,


@@ -1658,14 +1736,14 @@ void wxDC::SetMapMode(int mode)
 
     ::SetViewportOrgEx(GetHdc(), m_deviceOriginX, m_deviceOriginY, NULL);
     ::SetWindowOrgEx(GetHdc(), m_logicalOriginX, m_logicalOriginY, NULL);
 
     ::SetViewportOrgEx(GetHdc(), m_deviceOriginX, m_deviceOriginY, NULL);
     ::SetWindowOrgEx(GetHdc(), m_logicalOriginX, m_logicalOriginY, NULL);

+#endif

 }
 
 void wxDC::SetUserScale(double x, double y)
 {
 }
 
 void wxDC::SetUserScale(double x, double y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
 

+#ifndef __WXWINCE__

     if ( x == m_userScaleX && y == m_userScaleY )
         return;
 
     if ( x == m_userScaleX && y == m_userScaleY )
         return;
 


@@ -1673,14 +1751,14 @@ void wxDC::SetUserScale(double x, double y)
     m_userScaleY = y;
 
     SetMapMode(m_mappingMode);
     m_userScaleY = y;
 
     SetMapMode(m_mappingMode);

+#endif

 }
 
 void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp)
 {
 }
 
 void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
 

+#ifndef __WXWINCE__

     int signX = xLeftRight ? 1 : -1,
         signY = yBottomUp ? -1 : 1;
 
     int signX = xLeftRight ? 1 : -1,
         signY = yBottomUp ? -1 : 1;
 


@@ -1691,14 +1769,14 @@ void wxDC::SetAxisOrientation(bool xLeftRight, bool yBottomUp)
 
         SetMapMode(m_mappingMode);
     }
 
         SetMapMode(m_mappingMode);
     }

+#endif

 }
 
 void wxDC::SetSystemScale(double x, double y)
 {
 }
 
 void wxDC::SetSystemScale(double x, double y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
 

+#ifndef __WXWINCE__

     if ( x == m_scaleX && y == m_scaleY )
         return;
 
     if ( x == m_scaleX && y == m_scaleY )
         return;
 


@@ -1706,14 +1784,14 @@ void wxDC::SetSystemScale(double x, double y)
     m_scaleY = y;
 
     SetMapMode(m_mappingMode);
     m_scaleY = y;
 
     SetMapMode(m_mappingMode);

+#endif

 }
 
 void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
 {
 }
 
 void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
 

+#ifndef __WXWINCE__

     if ( x == m_logicalOriginX && y == m_logicalOriginY )
         return;
 
     if ( x == m_logicalOriginX && y == m_logicalOriginY )
         return;
 


@@ -1721,14 +1799,14 @@ void wxDC::SetLogicalOrigin(wxCoord x, wxCoord y)
     m_logicalOriginY = y;
 
     ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);
     m_logicalOriginY = y;
 
     ::SetWindowOrgEx(GetHdc(), (int)m_logicalOriginX, (int)m_logicalOriginY, NULL);

+#endif

 }
 
 void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y)
 {
 }
 
 void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
 

+#ifndef __WXWINCE__

     if ( x == m_deviceOriginX && y == m_deviceOriginY )
         return;
 
     if ( x == m_deviceOriginX && y == m_deviceOriginY )
         return;
 


@@ -1736,6 +1814,7 @@ void wxDC::SetDeviceOrigin(wxCoord x, wxCoord y)
     m_deviceOriginY = y;
 
     ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);
     m_deviceOriginY = y;
 
     ::SetViewportOrgEx(GetHdc(), (int)m_deviceOriginX, (int)m_deviceOriginY, NULL);

+#endif

 }
 
 // ---------------------------------------------------------------------------
 }
 
 // ---------------------------------------------------------------------------


@@ -1796,18 +1875,16 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
                   int rop, bool useMask,
                   wxCoord xsrcMask, wxCoord ysrcMask)
 {
                   int rop, bool useMask,
                   wxCoord xsrcMask, wxCoord ysrcMask)
 {

-    wxCHECK_MSG( source, FALSE, _T("wxDC::Blit(): NULL wxDC pointer") );
+    wxCHECK_MSG( source, false, _T("wxDC::Blit(): NULL wxDC pointer") );

 
 

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return FALSE;
-#endif
+    WXMICROWIN_CHECK_HDC_RET(false)

 
     const wxBitmap& bmpSrc = source->m_selectedBitmap;
     if ( bmpSrc.Ok() && bmpSrc.HasAlpha() )
     {
         if ( AlphaBlt(GetHdc(), xdest, ydest, width, height,
                       GetHdcOf(*source), bmpSrc) )
 
     const wxBitmap& bmpSrc = source->m_selectedBitmap;
     if ( bmpSrc.Ok() && bmpSrc.HasAlpha() )
     {
         if ( AlphaBlt(GetHdc(), xdest, ydest, width, height,
                       GetHdcOf(*source), bmpSrc) )

-            return TRUE;
+            return true;

     }
 
     wxMask *mask = NULL;
     }
 
     wxMask *mask = NULL;


@@ -1819,7 +1896,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
         {
             // don't give assert here because this would break existing
             // programs - just silently ignore useMask parameter
         {
             // don't give assert here because this would break existing
             // programs - just silently ignore useMask parameter

-            useMask = FALSE;
+            useMask = false;

         }
     }
 
         }
     }
 


@@ -1839,7 +1916,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
         ::SetBkColor(GetHdc(), m_textBackgroundColour.GetPixel() );
     }
 
         ::SetBkColor(GetHdc(), m_textBackgroundColour.GetPixel() );
     }
 

-    DWORD dwRop = SRCCOPY;
+    DWORD dwRop;

     switch (rop)
     {
         case wxXOR:          dwRop = SRCINVERT;        break;
     switch (rop)
     {
         case wxXOR:          dwRop = SRCINVERT;        break;


@@ -1860,10 +1937,10 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
         case wxNOR:          dwRop = NOTSRCCOPY;       break;
         default:
            wxFAIL_MSG( wxT("unsupported logical function") );
         case wxNOR:          dwRop = NOTSRCCOPY;       break;
         default:
            wxFAIL_MSG( wxT("unsupported logical function") );

-           return FALSE;
+           return false;

     }
 
     }
 

-    bool success = FALSE;
+    bool success = false;

 
     if (useMask)
     {
 
     if (useMask)
     {


@@ -1981,6 +2058,9 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
     {
         // if we already have a DIB, draw it using StretchDIBits(), otherwise
         // use StretchBlt() if available and finally fall back to BitBlt()
     {
         // if we already have a DIB, draw it using StretchDIBits(), otherwise
         // use StretchBlt() if available and finally fall back to BitBlt()

+
+        // FIXME: use appropriate WinCE functions
+#ifndef __WXWINCE__

         const int caps = ::GetDeviceCaps(GetHdc(), RASTERCAPS);
         if ( bmpSrc.Ok() && (caps & RC_STRETCHDIB) )
         {
         const int caps = ::GetDeviceCaps(GetHdc(), RASTERCAPS);
         if ( bmpSrc.Ok() && (caps & RC_STRETCHDIB) )
         {


@@ -1993,10 +2073,19 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
             {
                 StretchBltModeChanger changeMode(GetHdc(), COLORONCOLOR);
 
             {
                 StretchBltModeChanger changeMode(GetHdc(), COLORONCOLOR);
 

+                // Figure out what co-ordinate system we're supposed to specify
+                // ysrc in.
+                const LONG hDIB = ds.dsBmih.biHeight;
+                if ( hDIB > 0 )
+                {
+                    // reflect ysrc
+                    ysrc = hDIB - (ysrc + height);
+                }
+

                 if ( ::StretchDIBits(GetHdc(),
                                      xdest, ydest,
                                      width, height,
                 if ( ::StretchDIBits(GetHdc(),
                                      xdest, ydest,
                                      width, height,

-                                     0, 0,
+                                     xsrc, ysrc,

                                      width, height,
                                      ds.dsBm.bmBits,
                                      (LPBITMAPINFO)&ds.dsBmih,
                                      width, height,
                                      ds.dsBm.bmBits,
                                      (LPBITMAPINFO)&ds.dsBmih,


@@ -2008,14 +2097,18 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
                 }
                 else
                 {
                 }
                 else
                 {

-                    success = TRUE;
+                    success = true;

                 }
             }
         }
 
         if ( !success && (caps & RC_STRETCHBLT) )
                 }
             }
         }
 
         if ( !success && (caps & RC_STRETCHBLT) )

+#endif
+        // __WXWINCE__

         {
         {

+#ifndef __WXWINCE__

             StretchBltModeChanger changeMode(GetHdc(), COLORONCOLOR);
             StretchBltModeChanger changeMode(GetHdc(), COLORONCOLOR);

+#endif

 
             if ( !::StretchBlt
                     (
 
             if ( !::StretchBlt
                     (


@@ -2030,7 +2123,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
             }
             else
             {
             }
             else
             {

-                success = TRUE;
+                success = true;

             }
         }
 
             }
         }
 


@@ -2050,7 +2143,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
             }
             else
             {
             }
             else
             {

-                success = TRUE;
+                success = true;

             }
         }
     }
             }
         }
     }


@@ -2063,9 +2156,7 @@ bool wxDC::DoBlit(wxCoord xdest, wxCoord ydest,
 
 void wxDC::DoGetSize(int *w, int *h) const
 {
 
 void wxDC::DoGetSize(int *w, int *h) const
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     if ( w ) *w = ::GetDeviceCaps(GetHdc(), HORZRES);
     if ( h ) *h = ::GetDeviceCaps(GetHdc(), VERTRES);
 
     if ( w ) *w = ::GetDeviceCaps(GetHdc(), HORZRES);
     if ( h ) *h = ::GetDeviceCaps(GetHdc(), VERTRES);


@@ -2073,9 +2164,7 @@ void wxDC::DoGetSize(int *w, int *h) const
 
 void wxDC::DoGetSizeMM(int *w, int *h) const
 {
 
 void wxDC::DoGetSizeMM(int *w, int *h) const
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     // if we implement it in terms of DoGetSize() instead of directly using the
     // results returned by GetDeviceCaps(HORZ/VERTSIZE) as was done before, it
 
     // if we implement it in terms of DoGetSize() instead of directly using the
     // results returned by GetDeviceCaps(HORZ/VERTSIZE) as was done before, it


@@ -2105,9 +2194,7 @@ void wxDC::DoGetSizeMM(int *w, int *h) const
 
 wxSize wxDC::GetPPI() const
 {
 
 wxSize wxDC::GetPPI() const
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return wxSize();
-#endif
+    WXMICROWIN_CHECK_HDC_RET(wxSize())

 
     int x = ::GetDeviceCaps(GetHdc(), LOGPIXELSX);
     int y = ::GetDeviceCaps(GetHdc(), LOGPIXELSY);
 
     int x = ::GetDeviceCaps(GetHdc(), LOGPIXELSX);
     int y = ::GetDeviceCaps(GetHdc(), LOGPIXELSY);


@@ -2118,9 +2205,7 @@ wxSize wxDC::GetPPI() const
 // For use by wxWindows only, unless custom units are required.
 void wxDC::SetLogicalScale(double x, double y)
 {
 // For use by wxWindows only, unless custom units are required.
 void wxDC::SetLogicalScale(double x, double y)
 {

-#ifdef __WXMICROWIN__
-    if (!GetHDC()) return;
-#endif
+    WXMICROWIN_CHECK_HDC

 
     m_logicalScaleX = x;
     m_logicalScaleY = y;
 
     m_logicalScaleX = x;
     m_logicalScaleY = y;


@@ -2170,7 +2255,7 @@ wxDCCacheEntry::~wxDCCacheEntry()
 wxDCCacheEntry* wxDC::FindBitmapInCache(WXHDC dc, int w, int h)
 {
     int depth = ::GetDeviceCaps((HDC) dc, PLANES) * ::GetDeviceCaps((HDC) dc, BITSPIXEL);
 wxDCCacheEntry* wxDC::FindBitmapInCache(WXHDC dc, int w, int h)
 {
     int depth = ::GetDeviceCaps((HDC) dc, PLANES) * ::GetDeviceCaps((HDC) dc, BITSPIXEL);

-    wxNode* node = sm_bitmapCache.GetFirst();
+    wxList::compatibility_iterator node = sm_bitmapCache.GetFirst();

     while (node)
     {
         wxDCCacheEntry* entry = (wxDCCacheEntry*) node->GetData();
     while (node)
     {
         wxDCCacheEntry* entry = (wxDCCacheEntry*) node->GetData();


@@ -2206,7 +2291,7 @@ wxDCCacheEntry* wxDC::FindBitmapInCache(WXHDC dc, int w, int h)
 wxDCCacheEntry* wxDC::FindDCInCache(wxDCCacheEntry* notThis, WXHDC dc)
 {
     int depth = ::GetDeviceCaps((HDC) dc, PLANES) * ::GetDeviceCaps((HDC) dc, BITSPIXEL);
 wxDCCacheEntry* wxDC::FindDCInCache(wxDCCacheEntry* notThis, WXHDC dc)
 {
     int depth = ::GetDeviceCaps((HDC) dc, PLANES) * ::GetDeviceCaps((HDC) dc, BITSPIXEL);

-    wxNode* node = sm_dcCache.GetFirst();
+    wxList::compatibility_iterator node = sm_dcCache.GetFirst();

     while (node)
     {
         wxDCCacheEntry* entry = (wxDCCacheEntry*) node->GetData();
     while (node)
     {
         wxDCCacheEntry* entry = (wxDCCacheEntry*) node->GetData();


@@ -2244,19 +2329,15 @@ void wxDC::AddToDCCache(wxDCCacheEntry* entry)
 
 void wxDC::ClearCache()
 {
 
 void wxDC::ClearCache()
 {

-    sm_dcCache.DeleteContents(TRUE);
-    sm_dcCache.Clear();
-    sm_dcCache.DeleteContents(FALSE);
-    sm_bitmapCache.DeleteContents(TRUE);
-    sm_bitmapCache.Clear();
-    sm_bitmapCache.DeleteContents(FALSE);
+    WX_CLEAR_LIST(wxList, sm_dcCache);
+    WX_CLEAR_LIST(wxList, sm_bitmapCache);

 }
 
 // Clean up cache at app exit
 class wxDCModule : public wxModule
 {
 public:
 }
 
 // Clean up cache at app exit
 class wxDCModule : public wxModule
 {
 public:

-    virtual bool OnInit() { return TRUE; }
+    virtual bool OnInit() { return true; }

     virtual void OnExit() { wxDC::ClearCache(); }
 
 private:
     virtual void OnExit() { wxDC::ClearCache(); }
 
 private:


@@ -2280,7 +2361,7 @@ static bool AlphaBlt(HDC hdcDst,
     wxASSERT_MSG( hdcDst && hdcSrc, _T("AlphaBlt(): invalid HDC") );
 
     // do we have AlphaBlend() and company in the headers?
     wxASSERT_MSG( hdcDst && hdcSrc, _T("AlphaBlt(): invalid HDC") );
 
     // do we have AlphaBlend() and company in the headers?

-#ifdef AC_SRC_OVER
+#if defined(AC_SRC_OVER) && wxUSE_DYNLIB_CLASS

     // yes, now try to see if we have it during run-time
     typedef BOOL (WINAPI *AlphaBlend_t)(HDC,int,int,int,int,
                                         HDC,int,int,int,int,
     // yes, now try to see if we have it during run-time
     typedef BOOL (WINAPI *AlphaBlend_t)(HDC,int,int,int,int,
                                         HDC,int,int,int,int,


@@ -2288,11 +2369,11 @@ static bool AlphaBlt(HDC hdcDst,
 
     // bitmaps can be drawn only from GUI thread so there is no need to
     // protect this static variable from multiple threads
 
     // bitmaps can be drawn only from GUI thread so there is no need to
     // protect this static variable from multiple threads

-    static bool s_triedToLoad = FALSE;
+    static bool s_triedToLoad = false;

     static AlphaBlend_t pfnAlphaBlend = NULL;
     if ( !s_triedToLoad )
     {
     static AlphaBlend_t pfnAlphaBlend = NULL;
     if ( !s_triedToLoad )
     {

-        s_triedToLoad = TRUE;
+        s_triedToLoad = true;

 
         // don't give errors about the DLL being unavailable, we're
         // prepared to handle this
 
         // don't give errors about the DLL being unavailable, we're
         // prepared to handle this


@@ -2325,7 +2406,7 @@ static bool AlphaBlt(HDC hdcDst,
                            bf) )
         {
             // skip wxAlphaBlend() call below
                            bf) )
         {
             // skip wxAlphaBlend() call below

-            return TRUE;
+            return true;

         }
 
         wxLogLastError(_T("AlphaBlend"));
         }
 
         wxLogLastError(_T("AlphaBlend"));


@@ -2337,11 +2418,11 @@ static bool AlphaBlt(HDC hdcDst,
 #ifdef wxHAVE_RAW_BITMAP
     wxAlphaBlend(hdcDst, x, y, width, height, bmp);
 
 #ifdef wxHAVE_RAW_BITMAP
     wxAlphaBlend(hdcDst, x, y, width, height, bmp);
 

-    return TRUE;
+    return true;

 #else // !wxHAVE_RAW_BITMAP
     // no wxAlphaBlend() neither, fall back to using simple BitBlt() (we lose
     // alpha but at least something will be shown like this)
 #else // !wxHAVE_RAW_BITMAP
     // no wxAlphaBlend() neither, fall back to using simple BitBlt() (we lose
     // alpha but at least something will be shown like this)

-    return FALSE;
+    return false;

 #endif // wxHAVE_RAW_BITMAP
 }
 
 #endif // wxHAVE_RAW_BITMAP
 }