X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a95821781b3703af8a6483e590b00c348611f3f9..85ea2e20777c1a2d0451023f2f4ff4a9fd200bc2:/src/msw/tbar95.cpp diff --git a/src/msw/tbar95.cpp b/src/msw/tbar95.cpp index 40119dce3b..c160e85885 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 @@ -94,9 +95,15 @@ #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 + +#ifndef TBSTYLE_TOOLTIPS + #define TBSTYLE_TOOLTIPS 0x0100 +#endif // Messages #ifndef TB_GETSTYLE @@ -115,13 +122,6 @@ #define DEFAULTBUTTONY 24 #define DEFAULTBARHEIGHT 27 -// ---------------------------------------------------------------------------- -// private function prototypes -// ---------------------------------------------------------------------------- - -// adjust toolbar bitmap colours -// static void wxMapBitmap(HBITMAP hBitmap, int width, int height); - // ---------------------------------------------------------------------------- // wxWin macros // ---------------------------------------------------------------------------- @@ -142,14 +142,15 @@ class wxToolBarTool : public wxToolBarToolBase public: wxToolBarTool(wxToolBar *tbar, int id, - const wxBitmap& bitmap1, - const wxBitmap& bitmap2, - bool toggle, + const wxString& label, + const wxBitmap& bmpNormal, + const wxBitmap& bmpDisabled, + wxItemKind kind, wxObject *clientData, - const wxString& shortHelpString, - const wxString& longHelpString) - : wxToolBarToolBase(tbar, id, bitmap1, bitmap2, toggle, - clientData, shortHelpString, longHelpString) + const wxString& shortHelp, + const wxString& longHelp) + : wxToolBarToolBase(tbar, id, label, bmpNormal, bmpDisabled, kind, + clientData, shortHelp, longHelp) { m_nSepCount = 0; } @@ -160,6 +161,19 @@ public: m_nSepCount = 1; } + virtual void SetLabel(const wxString& label) + { + if ( label == m_label ) + return; + + wxToolBarToolBase::SetLabel(label); + + // we need to update the label shown in the toolbar because it has a + // pointer to the internal buffer of the old label + // + // TODO: use TB_SETBUTTONINFO + } + // set/get the number of separators which we use to cover the space used by // a control in the toolbar void SetSeparatorsCount(size_t count) { m_nSepCount = count; } @@ -179,15 +193,16 @@ private: // ---------------------------------------------------------------------------- wxToolBarToolBase *wxToolBar::CreateTool(int id, - const wxBitmap& bitmap1, - const wxBitmap& bitmap2, - bool toggle, + const wxString& label, + const wxBitmap& bmpNormal, + const wxBitmap& bmpDisabled, + wxItemKind kind, wxObject *clientData, - const wxString& shortHelpString, - const wxString& longHelpString) + const wxString& shortHelp, + const wxString& longHelp) { - return new wxToolBarTool(this, id, bitmap1, bitmap2, toggle, - clientData, shortHelpString, longHelpString); + return new wxToolBarTool(this, id, label, bmpNormal, bmpDisabled, kind, + clientData, shortHelp, longHelp); } wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control) @@ -228,20 +243,29 @@ bool wxToolBar::Create(wxWindow *parent, return FALSE; // prepare flags - DWORD msflags = 0; // WS_VISIBLE | WS_CHILD always included + DWORD msflags = TBSTYLE_TOOLTIPS; // WS_VISIBLE | WS_CHILD always included if ( style & wxCLIP_SIBLINGS ) msflags |= WS_CLIPSIBLINGS; -#ifdef TBSTYLE_TOOLTIPS - msflags |= TBSTYLE_TOOLTIPS; -#endif - - if (style & wxTB_FLAT) + 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; + } } + if (style & wxTB_NODIVIDER) + msflags |= CCS_NODIVIDER; + if (style & wxTB_NOALIGN) + msflags |= CCS_NOPARENTALIGN; // MSW-specific initialisation if ( !wxControl::MSWCreateControl(TOOLBARCLASSNAME, msflags) ) @@ -251,10 +275,8 @@ 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; @@ -445,12 +467,12 @@ 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); @@ -490,7 +512,8 @@ 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; @@ -537,7 +560,6 @@ bool wxToolBar::Realize() wxLogDebug(wxT("TB_DELETEBUTTON failed")); } } - } if ( addBitmap ) // no old bitmap or we can't replace it @@ -560,6 +582,7 @@ bool wxToolBar::Realize() // this array will hold the indices of all controls in the toolbar wxArrayInt controlIds; + bool lastWasRadio = FALSE; int i = 0; for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) { @@ -573,6 +596,7 @@ bool wxToolBar::Realize() wxZeroMemory(button); + bool isRadio = FALSE; switch ( tool->GetStyle() ) { case wxTOOL_STYLE_CONTROL: @@ -586,6 +610,12 @@ bool wxToolBar::Realize() case wxTOOL_STYLE_BUTTON: button.iBitmap = bitmapId; + + if ( HasFlag(wxTB_TEXT) && !tool->GetLabel().empty() ) + { + button.iString = (int)tool->GetLabel().c_str(); + } + button.idCommand = tool->GetId(); if ( tool->IsEnabled() ) @@ -593,18 +623,46 @@ bool wxToolBar::Realize() if ( tool->IsToggled() ) button.fsState |= TBSTATE_CHECKED; - button.fsStyle = tool->CanBeToggled() ? TBSTYLE_CHECK - : TBSTYLE_BUTTON; + switch ( tool->GetKind() ) + { + case wxITEM_RADIO: + button.fsStyle = TBSTYLE_CHECKGROUP; + + if ( !lastWasRadio ) + { + // the first item in the radio group is checked by + // default to be consistent with wxGTK and the menu + // radio items + button.fsState |= TBSTATE_CHECKED; + + tool->Toggle(TRUE); + } + + isRadio = TRUE; + break; + + case wxITEM_CHECK: + button.fsStyle = TBSTYLE_CHECK; + break; + + default: + wxFAIL_MSG( _T("unexpected toolbar button kind") ); + // fall through + + case wxITEM_NORMAL: + button.fsStyle = TBSTYLE_BUTTON; + } bitmapId++; break; } + lastWasRadio = isRadio; + i++; } - if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, - (WPARAM)i, (LPARAM)buttons) ) + if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) ) { wxLogLastError(wxT("TB_ADDBUTTONS")); } @@ -777,15 +835,20 @@ bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id) bool toggled = tool->IsToggled(); - // OnLeftClick() can veto the button state change - for buttons which may - // be toggled only, of couse - if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() ) + // avoid sending the event when a radio button is released, this is not + // interesting + if ( !tool->CanBeToggled() || tool->GetKind() != wxITEM_RADIO || toggled ) { - // revert back - toggled = !toggled; - tool->SetToggle(toggled); + // OnLeftClick() can veto the button state change - for buttons which + // may be toggled only, of couse + if ( !OnLeftClick((int)id, toggled) && tool->CanBeToggled() ) + { + // revert back + toggled = !toggled; + tool->SetToggle(toggled); - ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0)); + ::SendMessage(GetHwnd(), TB_CHECKBUTTON, id, MAKELONG(toggled, 0)); + } } return TRUE; @@ -976,6 +1039,67 @@ void wxToolBar::UpdateSize() } } +// ---------------------------------------------------------------------------- +// toolbar styles +// --------------------------------------------------------------------------- + +void wxToolBar::SetWindowStyleFlag(long style) +{ + // there doesn't seem to be any reasonably simple way to prevent the + // toolbar from showing the icons so for now we don't honour wxTB_NOICONS + if ( (style & wxTB_TEXT) != (GetWindowStyle() & wxTB_TEXT) ) + { + // update the strings of all toolbar buttons + // + // NB: we can only do it using TB_SETBUTTONINFO which is available + // in comctl32.dll >= 4.71 only +#if defined(_WIN32_IE) && (_WIN32_IE >= 0x400 ) + if ( wxTheApp->GetComCtl32Version() >= 471 ) + { + // set the (underlying) separators width to be that of the + // control + TBBUTTONINFO tbbi; + tbbi.cbSize = sizeof(tbbi); + tbbi.dwMask = TBIF_TEXT; + if ( !(style & wxTB_TEXT) ) + { + // don't show the text - remove the labels + tbbi.pszText = NULL; + } + + for ( wxToolBarToolsList::Node *node = m_tools.GetFirst(); + node; + node = node->GetNext() ) + { + wxToolBarToolBase *tool = node->GetData(); + if ( !tool->IsButton() ) + { + continue; + } + + if ( style & wxTB_TEXT ) + { + // cast is harmless + tbbi.pszText = (wxChar *)tool->GetLabel().c_str(); + } + + if ( !SendMessage(GetHwnd(), TB_SETBUTTONINFO, + tool->GetId(), (LPARAM)&tbbi) ) + { + // the id is probably invalid? + wxLogLastError(wxT("TB_SETBUTTONINFO")); + } + } + + UpdateSize(); + Refresh(); + } +#endif // comctl32.dll 4.71 + } + + wxToolBarBase::SetWindowStyleFlag(style); +} + // ---------------------------------------------------------------------------- // tool state // ---------------------------------------------------------------------------- @@ -1024,6 +1148,13 @@ void wxToolBar::OnSysColourChanged(wxSysColourChangedEvent& event) void wxToolBar::OnMouseEvent(wxMouseEvent& event) { + if (event.Leaving() && m_pInTool) + { + OnMouseEnter( -1 ); + event.Skip(); + return; + } + if (event.RightDown()) { // For now, we don't have an id. Later we could @@ -1036,69 +1167,191 @@ 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; + int w, h; - if ( GetWindowStyle() & wxTB_VERTICAL ) + if ( GetWindowStyle() & wxTB_VERTICAL ) + { + w = r.right - r.left; + if ( m_maxRows ) { - w = r.right - r.left; - if ( m_maxRows ) - { - w *= (m_nButtons + m_maxRows - 1)/m_maxRows; - } - h = HIWORD(lParam); + w *= (m_nButtons + m_maxRows - 1)/m_maxRows; } + h = HIWORD(lParam); + } + else + { + w = LOWORD(lParam); + if (HasFlag( wxTB_FLAT )) + h = r.bottom - r.top - 3; else - { - w = LOWORD(lParam); h = r.bottom - r.top; - if ( m_maxRows ) - { - h += 6; // FIXME: this is the separator line height... - h *= m_maxRows; - } - } - - if ( MAKELPARAM(w, h) != lParam ) + if ( m_maxRows ) { - // size really changed - SetSize(w, h); + // FIXME: 6 is hardcoded separator line height... + //h += 6; + if (HasFlag(wxTB_NODIVIDER)) + h += 3; + else + h += 6; + h *= m_maxRows; } + } - // message processed - return 0; + if ( MAKELPARAM(w, h) != lParam ) + { + // size really changed + SetSize(w, h); } + + // message processed + return TRUE; } - else if ( nMsg == WM_MOUSEMOVE ) + + return FALSE; +} + +bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam) +{ + // erase any dummy separators which we used for aligning the controls if + // any here + + // first of all, do we have any controls at all? + wxToolBarToolsList::Node *node; + for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) { - wxCoord x = GET_X_LPARAM(lParam), y = GET_Y_LPARAM(lParam); - wxToolBarToolBase* tool = FindToolForPosition( x, y ); + if ( node->GetData()->IsControl() ) + break; + } - // cursor left current tool - if( tool != m_pInTool && !tool ) - { - m_pInTool = 0; - OnMouseEnter( -1 ); - } + 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); - // cursor entered a tool - if( tool != m_pInTool && tool ) + // 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() ) { - m_pInTool = tool; - OnMouseEnter( tool->GetId() ); + // 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++ ) + { + // is it a separator? + if ( !::SendMessage(GetHwnd(), TB_GETBUTTON, + n, (LPARAM)&tbb) ) + { + wxLogDebug(_T("TB_GETBUTTON failed?")); + + continue; + } + + if ( tbb.fsStyle != TBSTYLE_SEP ) + continue; + + // get the bounding rect of the separator + RECT r; + if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, + n, (LPARAM)&r) ) + { + wxLogDebug(_T("TB_GETITEMRECT failed?")); + + continue; + } + + // does it intersect the control? + wxRect rectItem; + wxCopyRECTToRect(r, rectItem); + if ( rectCtrl.Intersects(rectItem) ) + { + // yes, do erase it! + dc.DrawRectangle(rectItem); + } + } } + } + + 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 ); - // we don't handle mouse moves, so fall through - // to wxControl::MSWWindowProc + // 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); @@ -1108,122 +1361,111 @@ 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