X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bf9b6266faaa6534b75e5282aab58f1476eecbaa..546bfbea8180aeee5a16f4abb34e721445277305:/src/msw/tbar95.cpp diff --git a/src/msw/tbar95.cpp b/src/msw/tbar95.cpp index f1ed7ca012..fe3e60ea8e 100644 --- a/src/msw/tbar95.cpp +++ b/src/msw/tbar95.cpp @@ -36,6 +36,7 @@ #include "wx/settings.h" #include "wx/bitmap.h" #include "wx/dcmemory.h" + #include "wx/control.h" #endif #if wxUSE_TOOLBAR && defined(__WIN95__) && wxUSE_TOOLBAR_NATIVE @@ -61,6 +62,17 @@ #include "wx/msw/dib.h" #include "wx/app.h" // for GetComCtl32Version +#if defined(__MWERKS__) && defined(__WXMSW__) +// including for max definition doesn't seem +// to work using CodeWarrior 6 Windows. So we define it +// here. (Otherwise we get a undefined identifier 'max' +// later on in this file.) (Added by dimitri@shortcut.nl) +# ifndef max +# define max(a,b) (((a) > (b)) ? (a) : (b)) +# endif + +#endif + // ---------------------------------------------------------------------------- // conditional compilation // ---------------------------------------------------------------------------- @@ -83,9 +95,11 @@ #ifndef TBSTYLE_FLAT #define TBSTYLE_LIST 0x1000 #define TBSTYLE_FLAT 0x0800 +#endif + +#ifndef TBSTYLE_TRANSPARENT #define TBSTYLE_TRANSPARENT 0x8000 #endif - // use TBSTYLE_TRANSPARENT if you use TBSTYLE_FLAT // Messages #ifndef TB_GETSTYLE @@ -104,13 +118,6 @@ #define DEFAULTBUTTONY 24 #define DEFAULTBARHEIGHT 27 -// ---------------------------------------------------------------------------- -// private function prototypes -// ---------------------------------------------------------------------------- - -// adjust toolbar bitmap colours -// static void wxMapBitmap(HBITMAP hBitmap, int width, int height); - // ---------------------------------------------------------------------------- // wxWin macros // ---------------------------------------------------------------------------- @@ -196,6 +203,8 @@ void wxToolBar::Init() m_defaultWidth = DEFAULTBITMAPX; m_defaultHeight = DEFAULTBITMAPY; + + m_pInTool = 0; } bool wxToolBar::Create(wxWindow *parent, @@ -205,14 +214,17 @@ bool wxToolBar::Create(wxWindow *parent, long style, const wxString& name) { + // toolbars never have border, giving one to them results in broken + // appearance + style &= ~wxBORDER_MASK; + style |= wxBORDER_NONE; + // common initialisation if ( !CreateControl(parent, id, pos, size, style, wxDefaultValidator, name) ) return FALSE; // prepare flags DWORD msflags = 0; // WS_VISIBLE | WS_CHILD always included - if (style & wxBORDER) - msflags |= WS_BORDER; if ( style & wxCLIP_SIBLINGS ) msflags |= WS_CLIPSIBLINGS; @@ -223,8 +235,17 @@ bool wxToolBar::Create(wxWindow *parent, if (style & wxTB_FLAT) { - if (wxTheApp->GetComCtl32Version() > 400) - msflags |= TBSTYLE_FLAT; + // static as it doesn't change during the program lifetime + static int s_verComCtl = wxTheApp->GetComCtl32Version(); + + // comctl32.dll 4.00 doesn't support the flat toolbars and using this + // style with 6.00 (part of Windows XP) leads to the toolbar with + // incorrect background colour - and not using it still results in the + // correct (flat) toolbar, so don't use it there + if ( s_verComCtl > 400 && s_verComCtl < 600 ) + { + msflags |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT; + } } // MSW-specific initialisation @@ -235,10 +256,8 @@ bool wxToolBar::Create(wxWindow *parent, ::SendMessage(GetHwnd(), TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0); // set up the colors and fonts - wxRGBToColour(m_backgroundColour, GetSysColor(COLOR_BTNFACE)); - m_foregroundColour = *wxBLACK; - - SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT)); + SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_MENUBAR)); + SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); // position it int x = pos.x; @@ -264,11 +283,8 @@ wxToolBar::~wxToolBar() { // we must refresh the frame size when the toolbar is deleted but the frame // is not - otherwise toolbar leaves a hole in the place it used to occupy - // - // NB: a frame is being deleted only if it is not any longer in - // wxTopLevelWindows list wxFrame *frame = wxDynamicCast(GetParent(), wxFrame); - if ( frame && wxTopLevelWindows.Find(frame) ) + if ( frame && !frame->IsBeingDeleted() ) { frame->SendSizeEvent(); } @@ -432,12 +448,12 @@ bool wxToolBar::Realize() wxToolBarToolBase *tool = node->GetData(); if ( tool->IsButton() ) { - const wxBitmap& bmp = tool->GetBitmap1(); + const wxBitmap& bmp = tool->GetNormalBitmap(); if ( bmp.Ok() ) { #if USE_BITMAP_MASKS // notice the last parameter: do use mask - dcAllButtons.DrawBitmap(tool->GetBitmap1(), x, 0, TRUE); + dcAllButtons.DrawBitmap(bmp, x, 0, TRUE); #else // !USE_BITMAP_MASKS HBITMAP hbmp = GetHbitmapOf(bmp); HBITMAP oldBitmap2 = (HBITMAP)::SelectObject(memoryDC2, hbmp); @@ -477,7 +493,8 @@ bool wxToolBar::Realize() #endif // USE_BITMAP_MASKS/!USE_BITMAP_MASKS // Map to system colours - MapBitmap((WXHBITMAP) hBitmap, totalBitmapWidth, totalBitmapHeight); + hBitmap = (HBITMAP)MapBitmap((WXHBITMAP) hBitmap, + totalBitmapWidth, totalBitmapHeight); int bitmapId = 0; @@ -602,19 +619,18 @@ bool wxToolBar::Realize() // ------------------------------ // adjust the controls size to fit nicely in the toolbar + int y = 0; size_t index = 0; for ( node = m_tools.GetFirst(); node; node = node->GetNext(), index++ ) { wxToolBarToolBase *tool = node->GetData(); - if ( !tool->IsControl() ) - continue; - - wxControl *control = tool->GetControl(); - wxSize size = control->GetSize(); - - // the position of the leftmost controls corner - int left = -1; + // we calculate the running y coord for vertical toolbars so we need to + // get the items size for all items but for the horizontal ones we + // don't need to deal with the non controls + bool isControl = tool->IsControl(); + if ( !isControl && !isVertical ) + continue; // note that we use TB_GETITEMRECT and not TB_GETRECT because the // latter only appeared in v4.70 of comctl32.dll @@ -625,60 +641,75 @@ bool wxToolBar::Realize() wxLogLastError(wxT("TB_GETITEMRECT")); } + if ( !isControl ) + { + // can only be control if isVertical + y += r.bottom - r.top; + + continue; + } + + wxControl *control = tool->GetControl(); + + wxSize size = control->GetSize(); + + // the position of the leftmost controls corner + int left = -1; + // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+ - #if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 ) - // available in headers, now check whether it is available now - // (during run-time) - if ( wxTheApp->GetComCtl32Version() >= 471 ) +#if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 ) + // available in headers, now check whether it is available now + // (during run-time) + if ( wxTheApp->GetComCtl32Version() >= 471 ) + { + // set the (underlying) separators width to be that of the + // control + TBBUTTONINFO tbbi; + tbbi.cbSize = sizeof(tbbi); + tbbi.dwMask = TBIF_SIZE; + tbbi.cx = size.x; + if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO, + tool->GetId(), (LPARAM)&tbbi) ) { - // set the (underlying) separators width to be that of the - // control - TBBUTTONINFO tbbi; - tbbi.cbSize = sizeof(tbbi); - tbbi.dwMask = TBIF_SIZE; - tbbi.cx = size.x; - if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO, - tool->GetId(), (LPARAM)&tbbi) ) - { - // the id is probably invalid? - wxLogLastError(wxT("TB_SETBUTTONINFO")); - } + // the id is probably invalid? + wxLogLastError(wxT("TB_SETBUTTONINFO")); } - else - #endif // comctl32.dll 4.71 - // TB_SETBUTTONINFO unavailable + } + else +#endif // comctl32.dll 4.71 + // TB_SETBUTTONINFO unavailable + { + // try adding several separators to fit the controls width + int widthSep = r.right - r.left; + left = r.left; + + TBBUTTON tbb; + wxZeroMemory(tbb); + tbb.idCommand = 0; + tbb.fsState = TBSTATE_ENABLED; + tbb.fsStyle = TBSTYLE_SEP; + + size_t nSeparators = size.x / widthSep; + for ( size_t nSep = 0; nSep < nSeparators; nSep++ ) { - // try adding several separators to fit the controls width - int widthSep = r.right - r.left; - left = r.left; - - TBBUTTON tbb; - wxZeroMemory(tbb); - tbb.idCommand = 0; - tbb.fsState = TBSTATE_ENABLED; - tbb.fsStyle = TBSTYLE_SEP; - - size_t nSeparators = size.x / widthSep; - for ( size_t nSep = 0; nSep < nSeparators; nSep++ ) + if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON, + index, (LPARAM)&tbb) ) { - if ( !SendMessage(GetHwnd(), TB_INSERTBUTTON, - index, (LPARAM)&tbb) ) - { - wxLogLastError(wxT("TB_INSERTBUTTON")); - } - - index++; + wxLogLastError(wxT("TB_INSERTBUTTON")); } - // remember the number of separators we used - we'd have to - // delete all of them later - ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators); - - // adjust the controls width to exactly cover the separators - control->SetSize((nSeparators + 1)*widthSep, -1); + index++; } - // and position the control itself correctly vertically + // remember the number of separators we used - we'd have to + // delete all of them later + ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators); + + // adjust the controls width to exactly cover the separators + control->SetSize((nSeparators + 1)*widthSep, -1); + } + + // position the control itself correctly vertically int height = r.bottom - r.top; int diff = height - size.y; if ( diff < 0 ) @@ -689,7 +720,23 @@ bool wxToolBar::Realize() diff = 2; } - control->Move(left == -1 ? r.left : left, r.top + (diff + 1) / 2); + int top; + if ( isVertical ) + { + left = 0; + top = y; + + y += height + 2*GetMargins().y; + } + else // horizontal toolbar + { + if ( left == -1 ) + left = r.left; + + top = r.top; + } + + control->Move(left, top + (diff + 1) / 2); } // the max index is the "real" number of buttons - i.e. counting even the @@ -793,8 +840,9 @@ bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl), // this case size_t lenAnsi = help.Len(); - #ifdef __MWERKS__ + #if defined( __MWERKS__ ) || defined( __CYGWIN__ ) // MetroWerks doesn't like calling mbstowcs with NULL argument + // neither Cygwin does size_t lenUnicode = 2*lenAnsi; #else size_t lenUnicode = mbstowcs(NULL, help, lenAnsi); @@ -815,9 +863,6 @@ bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl), } } - // For backward compatibility... - OnMouseEnter(tool->GetId()); - return TRUE; } @@ -872,19 +917,54 @@ wxSize wxToolBar::GetToolSize() const } } +static +wxToolBarToolBase *GetItemSkippingDummySpacers(const wxToolBarToolsList& tools, + size_t index ) +{ + wxToolBarToolsList::Node* current = tools.GetFirst(); + + for ( ; current != 0; current = current->GetNext() ) + { + if ( index == 0 ) + return current->GetData(); + + wxToolBarTool *tool = (wxToolBarTool *)current->GetData(); + size_t separators = tool->GetSeparatorsCount(); + + // if it is a normal button, sepcount == 0, so skip 1 item (the button) + // otherwise, skip as many items as the separator count, plus the + // control itself + index -= separators ? separators + 1 : 1; + } + + return 0; +} + wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord x, wxCoord y) const { POINT pt; pt.x = x; pt.y = y; int index = (int)::SendMessage(GetHwnd(), TB_HITTEST, 0, (LPARAM)&pt); - if ( index < 0 ) + // MBN: when the point ( x, y ) is close to the toolbar border + // TB_HITTEST returns m_nButtons ( not -1 ) + if ( index < 0 || (size_t)index >= m_nButtons ) { // it's a separator or there is no tool at all there return (wxToolBarToolBase *)NULL; } - return m_tools.Item((size_t)index)->GetData(); + // if comctl32 version < 4.71 wxToolBar95 adds dummy spacers +#if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 ) + if ( wxTheApp->GetComCtl32Version() >= 471 ) + { + return m_tools.Item((size_t)index)->GetData(); + } + else +#endif + { + return GetItemSkippingDummySpacers( m_tools, (size_t) index ); + } } void wxToolBar::UpdateSize() @@ -960,49 +1040,186 @@ void wxToolBar::OnMouseEvent(wxMouseEvent& event) } } -long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) +bool wxToolBar::HandleSize(WXWPARAM wParam, WXLPARAM lParam) { - if ( nMsg == WM_SIZE ) + // calculate our minor dimenstion ourselves - we're confusing the standard + // logic (TB_AUTOSIZE) with our horizontal toolbars and other hacks + RECT r; + if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) ) { - // calculate our minor dimenstion ourselves - we're confusing the - // standard logic (TB_AUTOSIZE) with our horizontal toolbars and other - // hacks - RECT r; - if ( ::SendMessage(GetHwnd(), TB_GETITEMRECT, 0, (LPARAM)&r) ) + int w, h; + + if ( GetWindowStyle() & wxTB_VERTICAL ) + { + w = r.right - r.left; + if ( m_maxRows ) + { + w *= (m_nButtons + m_maxRows - 1)/m_maxRows; + } + h = HIWORD(lParam); + } + else + { + w = LOWORD(lParam); + h = r.bottom - r.top; + if ( m_maxRows ) + { + // FIXME: 6 is hardcoded separator line height... + h += 6; + h *= m_maxRows; + } + } + + if ( MAKELPARAM(w, h) != lParam ) { - int w, h; + // size really changed + SetSize(w, h); + } + + // message processed + return TRUE; + } + + return FALSE; +} + +bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam) +{ + // erase any dummy separators which we used for aligning the controls if + // any here - if ( GetWindowStyle() & wxTB_VERTICAL ) + // first of all, do we have any controls at all? + wxToolBarToolsList::Node *node; + for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) + { + if ( node->GetData()->IsControl() ) + break; + } + + if ( !node ) + { + // no controls, nothing to erase + return FALSE; + } + + // prepare the DC on which we'll be drawing + wxClientDC dc(this); + dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID)); + dc.SetPen(*wxTRANSPARENT_PEN); + + RECT r; + if ( !GetUpdateRect(GetHwnd(), &r, FALSE) ) + { + // nothing to redraw anyhow + return FALSE; + } + + wxRect rectUpdate; + wxCopyRECTToRect(r, rectUpdate); + + dc.SetClippingRegion(rectUpdate); + + // draw the toolbar tools, separators &c normally + wxControl::MSWWindowProc(WM_PAINT, wParam, lParam); + + // for each control in the toolbar find all the separators intersecting it + // and erase them + // + // NB: this is really the only way to do it as we don't know if a separator + // corresponds to a control (i.e. is a dummy one) or a real one + // otherwise + for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) + { + wxToolBarToolBase *tool = node->GetData(); + if ( tool->IsControl() ) + { + // get the control rect in our client coords + wxControl *control = tool->GetControl(); + wxRect rectCtrl = control->GetRect(); + + // iterate over all buttons + TBBUTTON tbb; + int count = ::SendMessage(GetHwnd(), TB_BUTTONCOUNT, 0, 0); + for ( int n = 0; n < count; n++ ) { - w = r.right - r.left; - if ( m_maxRows ) + // is it a separator? + if ( !::SendMessage(GetHwnd(), TB_GETBUTTON, + n, (LPARAM)&tbb) ) { - w *= (m_nButtons + m_maxRows - 1)/m_maxRows; + wxLogDebug(_T("TB_GETBUTTON failed?")); + + continue; } - h = HIWORD(lParam); - } - else - { - w = LOWORD(lParam); - h = r.bottom - r.top; - if ( m_maxRows ) + + if ( tbb.fsStyle != TBSTYLE_SEP ) + continue; + + // get the bounding rect of the separator + RECT r; + if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, + n, (LPARAM)&r) ) { - h += 6; // FIXME: this is the separator line height... - h *= m_maxRows; + wxLogDebug(_T("TB_GETITEMRECT failed?")); + + continue; } - } - if ( MAKELPARAM(w, h) != lParam ) - { - // size really changed - SetSize(w, h); + // does it intersect the control? + wxRect rectItem; + wxCopyRECTToRect(r, rectItem); + if ( rectCtrl.Intersects(rectItem) ) + { + // yes, do erase it! + dc.DrawRectangle(rectItem); + } } - - // message processed - return 0; } } + return TRUE; +} + +void wxToolBar::HandleMouseMove(WXWPARAM wParam, WXLPARAM lParam) +{ + wxCoord x = GET_X_LPARAM(lParam), + y = GET_Y_LPARAM(lParam); + wxToolBarToolBase* tool = FindToolForPosition( x, y ); + + // cursor left current tool + if( tool != m_pInTool && !tool ) + { + m_pInTool = 0; + OnMouseEnter( -1 ); + } + + // cursor entered a tool + if( tool != m_pInTool && tool ) + { + m_pInTool = tool; + OnMouseEnter( tool->GetId() ); + } +} + +long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) +{ + switch ( nMsg ) + { + case WM_SIZE: + if ( HandleSize(wParam, lParam) ) + return 0; + break; + + case WM_MOUSEMOVE: + // we don't handle mouse moves, so always pass the message to + // wxControl::MSWWindowProc + HandleMouseMove(wParam, lParam); + break; + + case WM_PAINT: + if ( HandlePaint(wParam, lParam) ) + return 0; + } + return wxControl::MSWWindowProc(nMsg, wParam, lParam); } @@ -1010,122 +1227,111 @@ long wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) // private functions // ---------------------------------------------------------------------------- -bool wxToolBar::sm_coloursInit = FALSE; -long wxToolBar::sm_stdColours[6]; - -void wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height) +WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height) { - if (!sm_coloursInit) + MemoryHDC hdcMem; + + if ( !hdcMem ) + { + wxLogLastError(_T("CreateCompatibleDC")); + + return bitmap; + } + + SelectInHDC bmpInHDC(hdcMem, (HBITMAP)bitmap); + + if ( !bmpInHDC ) + { + wxLogLastError(_T("SelectObject")); + + return bitmap; + } + + wxCOLORMAP *cmap = wxGetStdColourMap(); + + for ( int i = 0; i < width; i++ ) { - // When a bitmap is loaded, the RGB values can change. So we need to have a - // reference bitmap which can tell us what the RGB values change to. - wxBitmap stdColourBitmap("wxBITMAP_STD_COLOURS", wxBITMAP_TYPE_RESOURCE); - if (stdColourBitmap.Ok()) + for ( int j = 0; j < height; j++ ) { - wxMemoryDC memDC; - memDC.SelectObject(stdColourBitmap); + COLORREF pixel = ::GetPixel(hdcMem, i, j); - int i = 0; - wxColour colour; - for (i = 0; i < 6; i++) + for ( size_t k = 0; k < wxSTD_COL_MAX; k++ ) { - memDC.GetPixel(i, 0, & colour); - sm_stdColours[i] = RGB(colour.Red(), colour.Green(), colour.Blue()); + COLORREF col = cmap[k].from; + if ( abs(GetRValue(pixel) - GetRValue(col)) < 10 && + abs(GetGValue(pixel) - GetGValue(col)) < 10 && + abs(GetBValue(pixel) - GetBValue(col)) < 10 ) + { + ::SetPixel(hdcMem, i, j, cmap[k].to); + break; + } } - sm_coloursInit = TRUE; - memDC.SelectObject(wxNullBitmap); - } - else - { - sm_stdColours[0] = RGB(000,000,000) ; - sm_stdColours[1] = RGB(128,128,128) ; - sm_stdColours[2] = RGB(192,192,192) ; - sm_stdColours[3] = RGB(255,255,255) ; - sm_stdColours[4] = RGB(000,000,255) ; - sm_stdColours[5] = RGB(255,000,255) ; - sm_coloursInit = TRUE; } } - HBITMAP hBitmap = (HBITMAP) bitmap; + return bitmap; - COLORMAP ColorMap[5]; + // VZ: I leave here my attempts to map the bitmap to the system colours + // faster by using BitBlt() even though it's broken currently - but + // maybe someone else can finish it? It should be faster than iterating + // over all pixels... +#if 0 + MemoryHDC hdcMask, hdcDst; + if ( !hdcMask || !hdcDst ) + { + wxLogLastError(_T("CreateCompatibleDC")); - ColorMap[0].from = sm_stdColours[0]; ColorMap[0].to = COLOR_BTNTEXT; // black (0, 0 0) - ColorMap[1].from = sm_stdColours[1]; ColorMap[1].to = COLOR_BTNSHADOW; // dark grey (128, 128, 128) - ColorMap[2].from = sm_stdColours[2]; ColorMap[2].to = COLOR_BTNFACE; // bright grey (192, 192, 192) - ColorMap[3].from = sm_stdColours[3]; ColorMap[3].to = COLOR_BTNHIGHLIGHT; // white (255, 255, 255) - // ColorMap[4].from = sm_stdColours[4]; ColorMap[4].to = COLOR_HIGHLIGHT; // blue (0, 0, 255) - ColorMap[4].from = sm_stdColours[5]; ColorMap[4].to = COLOR_WINDOW; // magenta (255, 0, 255) + return bitmap; + } - for ( size_t n = 0; n < WXSIZEOF(ColorMap); n++) + // create the target bitmap + HBITMAP hbmpDst = ::CreateCompatibleBitmap(hdcDst, width, height); + if ( !hbmpDst ) { - ColorMap[n].to = ::GetSysColor(ColorMap[n].to); - } + wxLogLastError(_T("CreateCompatibleBitmap")); - HBITMAP hbmOld; - HDC hdcMem = CreateCompatibleDC(NULL); + return bitmap; + } - if (hdcMem) + // create the monochrome mask bitmap + HBITMAP hbmpMask = ::CreateBitmap(width, height, 1, 1, 0); + if ( !hbmpMask ) { - hbmOld = (HBITMAP) SelectObject(hdcMem, hBitmap); + wxLogLastError(_T("CreateBitmap(mono)")); - for ( int i = 0; i < width; i++ ) - { - for ( int j = 0; j < height; j++ ) - { - COLORREF pixel = ::GetPixel(hdcMem, i, j); + ::DeleteObject(hbmpDst); - for ( size_t k = 0; k < WXSIZEOF(ColorMap); k++ ) - { - int distance = abs( GetRValue( pixel ) - GetRValue( ColorMap[k].from )) ; - distance = max( distance , abs(GetGValue(pixel ) - GetGValue( ColorMap[k].from ))) ; - distance = max( distance , abs(GetBValue(pixel ) - GetBValue( ColorMap[k].from ))) ; - if ( distance < 0x10 ) - { - ::SetPixel(hdcMem, i, j, ColorMap[k].to); - break; - } - } - } - } + return bitmap; + } + + SelectInHDC bmpInDst(hdcDst, hbmpDst), + bmpInMask(hdcMask, hbmpMask); + + // for each colour: + for ( n = 0; n < NUM_OF_MAPPED_COLOURS; n++ ) + { + // create the mask for this colour + ::SetBkColor(hdcMem, ColorMap[n].from); + ::BitBlt(hdcMask, 0, 0, width, height, hdcMem, 0, 0, SRCCOPY); + // replace this colour with the target one in the dst bitmap + HBRUSH hbr = ::CreateSolidBrush(ColorMap[n].to); + HGDIOBJ hbrOld = ::SelectObject(hdcDst, hbr); - SelectObject(hdcMem, hbmOld); - DeleteObject(hdcMem); + ::MaskBlt(hdcDst, 0, 0, width, height, + hdcMem, 0, 0, + hbmpMask, 0, 0, + MAKEROP4(PATCOPY, SRCCOPY)); + + (void)::SelectObject(hdcDst, hbrOld); + ::DeleteObject(hbr); } -} -// Some experiments... -#if 0 -// What we want to do is create another bitmap which has a depth of 4, -// and set the bits. So probably we want to convert this HBITMAP into a -// DIB, then call SetDIBits. -// AAAGH. The stupid thing is that if newBitmap has a depth of 4 (less than that of -// the screen), then SetDIBits fails. -HBITMAP newBitmap = ::CreateBitmap(totalBitmapWidth, totalBitmapHeight, 1, 4, NULL); -HANDLE newDIB = ::BitmapToDIB((HBITMAP) m_hBitmap, NULL); -LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) GlobalLock(newDIB); - -dc = ::GetDC(NULL); -// LPBITMAPINFOHEADER lpbmi = (LPBITMAPINFOHEADER) newDIB; - -int result = ::SetDIBits(dc, newBitmap, 0, lpbmi->biHeight, FindDIBBits((LPSTR)lpbmi), (LPBITMAPINFO)lpbmi, - DIB_PAL_COLORS); -DWORD err = GetLastError(); - -::ReleaseDC(NULL, dc); - -// Delete the DIB -GlobalUnlock (newDIB); -GlobalFree (newDIB); - -// WXHBITMAP hBitmap2 = wxCreateMappedBitmap((WXHINSTANCE) wxGetInstance(), (WXHBITMAP) m_hBitmap); -// Substitute our new bitmap for the old one -::DeleteObject((HBITMAP) m_hBitmap); -m_hBitmap = (WXHBITMAP) newBitmap; -#endif + ::DeleteObject((HBITMAP)bitmap); + return (WXHBITMAP)hbmpDst; +#endif // 0 +} #endif // wxUSE_TOOLBAR && Win95