X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ae090fdb7f4be47466b5728ad37065923b48c8c3..27c78e4552aaefac9a4db0d4453eff09cdfef2ad:/src/msw/imaglist.cpp diff --git a/src/msw/imaglist.cpp b/src/msw/imaglist.cpp index 5140135aeb..39c071e1fd 100644 --- a/src/msw/imaglist.cpp +++ b/src/msw/imaglist.cpp @@ -5,8 +5,8 @@ // Modified by: // Created: 04/01/98 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows license +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "imaglist.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -42,11 +38,12 @@ #include "wx/log.h" #include "wx/intl.h" +#include "wx/image.h" #include "wx/msw/imaglist.h" #include "wx/msw/private.h" -#if defined(__WIN95__) && !((defined(__GNUWIN32_OLD__) || defined(__TWIN32__)) && !defined(__CYGWIN10__)) +#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__)) #include #endif @@ -85,12 +82,17 @@ bool wxImageList::Create(int width, int height, bool mask, int initial) UINT flags = 0; // set appropriate color depth +#ifdef __WXWINCE__ + flags |= ILC_COLOR; +#else int dd = wxDisplayDepth(); - if (dd <= 4) flags |= ILC_COLOR; // 16 color - else if (dd <= 8) flags |= ILC_COLOR8; // 256 color - else if (dd <= 16) flags |= ILC_COLOR16; // 64k hi-color - else if (dd <= 24) flags |= ILC_COLOR24; // 16m truecolor - else if (dd <= 32) flags |= ILC_COLOR32; // 16m truecolor + + if (dd <= 4) flags |= ILC_COLOR; // 16 color + else if (dd <= 8) flags |= ILC_COLOR8; // 256 color + else if (dd <= 16) flags |= ILC_COLOR16; // 64k hi-color + else if (dd <= 24) flags |= ILC_COLOR24; // 16m truecolor + else if (dd <= 32) flags |= ILC_COLOR32; // 16m truecolor +#endif if ( mask ) flags |= ILC_MASK; @@ -162,10 +164,6 @@ int wxImageList::Add(const wxBitmap& bitmap, const wxBitmap& mask) // 'bitmap'. int wxImageList::Add(const wxBitmap& bitmap, const wxColour& maskColour) { -#ifdef __TWIN32__ - wxFAIL_MSG(_T("ImageList_AddMasked not implemented in TWIN32")); - return -1; -#else int index = ImageList_AddMasked(GetHImageList(), GetHbitmapOf(bitmap), wxColourToRGB(maskColour)); @@ -175,7 +173,6 @@ int wxImageList::Add(const wxBitmap& bitmap, const wxColour& maskColour) } return index; -#endif } // Adds a bitmap and mask from an icon. @@ -196,23 +193,18 @@ int wxImageList::Add(const wxIcon& icon) bool wxImageList::Replace(int index, const wxBitmap& bitmap, const wxBitmap& mask) { -#ifdef __TWIN32__ - wxFAIL_MSG(_T("ImageList_Replace not implemented in TWIN32")); - return FALSE; -#else HBITMAP hbmpMask = GetMaskForImage(bitmap, mask); bool ok = ImageList_Replace(GetHImageList(), index, GetHbitmapOf(bitmap), hbmpMask) != 0; if ( !ok ) { - wxLogLastError(wxT("ImageList_Add()")); + wxLogLastError(wxT("ImageList_Replace()")); } ::DeleteObject(hbmpMask); return ok; -#endif } // Replaces a bitmap and mask from an icon. @@ -230,10 +222,6 @@ bool wxImageList::Replace(int i, const wxIcon& icon) // Removes the image at the given index. bool wxImageList::Remove(int index) { -#ifdef __TWIN32__ - wxFAIL_MSG(_T("ImageList_Replace not implemented in TWIN32")); - return FALSE; -#else bool ok = ImageList_Remove(GetHImageList(), index) != 0; if ( !ok ) { @@ -241,7 +229,6 @@ bool wxImageList::Remove(int index) } return ok; -#endif } // Remove all images @@ -256,11 +243,11 @@ bool wxImageList::RemoveAll() (void)Remove(0); } - return TRUE; + return true; } // Draws the given image on a dc at the specified position. -// If 'solidBackground' is TRUE, Draw sets the image list background +// If 'solidBackground' is true, Draw sets the image list background // colour to the background colour of the wxDC, to speed up // drawing by eliminating masked drawing where possible. bool wxImageList::Draw(int index, @@ -269,20 +256,16 @@ bool wxImageList::Draw(int index, int flags, bool solidBackground) { -#ifdef __TWIN32__ - wxFAIL_MSG(_T("ImageList_Replace not implemented in TWIN32")); - return FALSE; -#else HDC hDC = GetHdcOf(dc); - wxCHECK_MSG( hDC, FALSE, _T("invalid wxDC in wxImageList::Draw") ); + wxCHECK_MSG( hDC, false, _T("invalid wxDC in wxImageList::Draw") ); COLORREF clr = CLR_NONE; // transparent by default if ( solidBackground ) { - wxBrush *brush = & dc.GetBackground(); - if ( brush && brush->Ok() ) + const wxBrush& brush = dc.GetBackground(); + if ( brush.Ok() ) { - clr = wxColourToRGB(brush->GetColour()); + clr = wxColourToRGB(brush.GetColour()); } } @@ -305,7 +288,62 @@ bool wxImageList::Draw(int index, } return ok; -#endif +} + +// Get the bitmap +wxBitmap wxImageList::GetBitmap(int index) const +{ + int bmp_width = 0, bmp_height = 0; + GetSize(index, bmp_width, bmp_height); + + wxBitmap bitmap(bmp_width, bmp_height); + wxMemoryDC dc; + dc.SelectObject(bitmap); + + // draw it the first time to find a suitable mask colour + ((wxImageList*)this)->Draw(index, dc, 0, 0, wxIMAGELIST_DRAW_TRANSPARENT); + dc.SelectObject(wxNullBitmap); + + // find the suitable mask colour + wxImage image = bitmap.ConvertToImage(); + unsigned char r = 0, g = 0, b = 0; + image.FindFirstUnusedColour(&r, &g, &b); + + // redraw whole image and bitmap in the mask colour + image.Create(bmp_width, bmp_height); + image.Replace(0, 0, 0, r, g, b); + bitmap = wxBitmap(image); + + // redraw icon over the mask colour to actually draw it + dc.SelectObject(bitmap); + ((wxImageList*)this)->Draw(index, dc, 0, 0, wxIMAGELIST_DRAW_TRANSPARENT); + dc.SelectObject(wxNullBitmap); + + // get the image, set the mask colour and convert back to get transparent bitmap + image = bitmap.ConvertToImage(); + image.SetMaskColour(r, g, b); + bitmap = wxBitmap(image); + + return bitmap; +} + +// Get the icon +wxIcon wxImageList::GetIcon(int index) const +{ + HICON hIcon = ImageList_ExtractIcon(0, GetHImageList(), index); + if (hIcon) + { + wxIcon icon; + icon.SetHICON((WXHICON)hIcon); + + int iconW, iconH; + GetSize(index, iconW, iconH); + icon.SetSize(iconW, iconH); + + return icon; + } + else + return wxNullIcon; } // ---------------------------------------------------------------------------- @@ -315,37 +353,41 @@ bool wxImageList::Draw(int index, static HBITMAP GetMaskForImage(const wxBitmap& bitmap, const wxBitmap& mask) { HBITMAP hbmpMask; - wxBitmap *bmpMask = NULL; + wxMask *pMask; + bool deleteMask = false; if ( mask.Ok() ) { hbmpMask = GetHbitmapOf(mask); + pMask = NULL; } else { - wxMask *pMask = bitmap.GetMask(); - if ( pMask ) + pMask = bitmap.GetMask(); + if ( !pMask ) { - hbmpMask = (HBITMAP)pMask->GetMaskBitmap(); - } - else - { - // create a non transparent mask - apparently, this is needed under - // Win9x (it doesn't behave correctly if it's passed 0 mask) - bmpMask = new wxBitmap(bitmap.GetWidth(), bitmap.GetHeight(), 1); + // use the light grey count as transparent: the trouble here is + // that the light grey might have been changed by Windows behind + // our back, so use the standard colour map to get its real value + wxCOLORMAP *cmap = wxGetStdColourMap(); + wxColour col; + wxRGBToColour(col, cmap[wxSTD_COL_BTNFACE].from); - wxMemoryDC dcMem; - dcMem.SelectObject(*bmpMask); - dcMem.Clear(); - dcMem.SelectObject(wxNullBitmap); + pMask = new wxMask(bitmap, col); - hbmpMask = GetHbitmapOf(*bmpMask); + deleteMask = true; } + + hbmpMask = (HBITMAP)pMask->GetMaskBitmap(); } - // windows mask convention is opposite to the wxWindows one + // windows mask convention is opposite to the wxWidgets one HBITMAP hbmpMaskInv = wxInvertMask(hbmpMask); - delete bmpMask; + + if ( deleteMask ) + { + delete pMask; + } return hbmpMaskInv; }