X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/26dd7154d5b4ab79db3cf4a6dc07c6404e6e14d8..977c53206a4be411999140b514507e161e1f0a04:/src/msw/toolbar.cpp diff --git a/src/msw/toolbar.cpp b/src/msw/toolbar.cpp index c02310686d..7e17a1828d 100644 --- a/src/msw/toolbar.cpp +++ b/src/msw/toolbar.cpp @@ -36,6 +36,7 @@ #include "wx/intl.h" #include "wx/settings.h" #include "wx/bitmap.h" + #include "wx/region.h" #include "wx/dcmemory.h" #include "wx/control.h" #include "wx/app.h" // for GetComCtl32Version @@ -46,6 +47,7 @@ #include "wx/artprov.h" #include "wx/sysopt.h" #include "wx/dcclient.h" +#include "wx/scopedarray.h" #include "wx/msw/private.h" #include "wx/msw/dc.h" @@ -125,7 +127,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxControl) BEGIN_EVENT_TABLE(wxToolBar, wxToolBarBase) EVT_MOUSE_EVENTS(wxToolBar::OnMouseEvent) EVT_SYS_COLOUR_CHANGED(wxToolBar::OnSysColourChanged) - EVT_ERASE_BACKGROUND(wxToolBar::OnEraseBackground) END_EVENT_TABLE() // ---------------------------------------------------------------------------- @@ -148,7 +149,7 @@ public: clientData, shortHelp, longHelp) { m_nSepCount = 0; - m_staticText = 0; + m_staticText = NULL; } wxToolBarTool(wxToolBar *tbar, wxControl *control, const wxString& label) @@ -199,7 +200,7 @@ public: wxStaticText* GetStaticText() { wxASSERT_MSG( IsControl(), - _T("only makes sense for embedded control tools") ); + wxT("only makes sense for embedded control tools") ); return m_staticText; } @@ -209,11 +210,34 @@ public: void SetSeparatorsCount(size_t count) { m_nSepCount = count; } size_t GetSeparatorsCount() const { return m_nSepCount; } + // we need ids for the spacers which we want to modify later on, this + // function will allocate a valid/unique id for a spacer if not done yet + void AllocSpacerId() + { + if ( m_id == wxID_SEPARATOR ) + m_id = wxWindow::NewControlId(); + } + + // this method is used for controls only and offsets the control by the + // given amount (in pixels) in horizontal direction + void MoveBy(int offset) + { + wxControl * const control = GetControl(); + + control->Move(control->GetPosition().x + offset, wxDefaultCoord); + + if ( m_staticText ) + { + m_staticText->Move(m_staticText->GetPosition().x + offset, + wxDefaultCoord); + } + } + private: size_t m_nSepCount; wxStaticText *m_staticText; - DECLARE_NO_COPY_CLASS(wxToolBarTool) + wxDECLARE_NO_COPY_CLASS(wxToolBarTool); }; // ---------------------------------------------------------------------------- @@ -280,10 +304,15 @@ void wxToolBar::Init() m_disabledImgList = NULL; m_nButtons = 0; + m_totalFixedSize = 0; - const wxSize size = wxArtProvider::GetNativeSizeHint(wxART_TOOLBAR); - m_defaultWidth = size.x; - m_defaultHeight = size.y; + // even though modern Windows applications typically use 24*24 (or even + // 32*32) size for their bitmaps, the native control itself still uses the + // old 16*15 default size (see TB_SETBITMAPSIZE documentation in MSDN), so + // default to it so that we don't call SetToolBitmapSize() unnecessarily in + // wxToolBarBase::AdjustToolBitmapSize() + m_defaultWidth = 16; + m_defaultHeight = 15; m_pInTool = NULL; } @@ -307,17 +336,11 @@ bool wxToolBar::Create(wxWindow *parent, wxSetCCUnicodeFormat(GetHwnd()); - // workaround for flat toolbar on Windows XP classic style: we have to set - // the style after creating the control; doing it at creation time doesn't work -#if wxUSE_UXTHEME - if ( style & wxTB_FLAT ) - { - LRESULT style = GetMSWToolbarStyle(); - - if ( !(style & TBSTYLE_FLAT) ) - ::SendMessage(GetHwnd(), TB_SETSTYLE, 0, style | TBSTYLE_FLAT); - } -#endif // wxUSE_UXTHEME + // we always erase our background on WM_PAINT so there is no need to do it + // in WM_ERASEBKGND too (by default this won't be done but if the toolbar + // has a non default background colour, then it would be used in both + // places resulting in flicker) + SetBackgroundStyle(wxBG_STYLE_PAINT); return true; } @@ -356,7 +379,7 @@ void wxToolBar::Recreate() if ( !MSWCreateToolbar(pos, size) ) { // what can we do? - wxFAIL_MSG( _T("recreating the toolbar failed") ); + wxFAIL_MSG( wxT("recreating the toolbar failed") ); return; } @@ -382,11 +405,7 @@ void wxToolBar::Recreate() m_hBitmap = 0; } - if ( m_disabledImgList ) - { - delete m_disabledImgList; - m_disabledImgList = NULL; - } + wxDELETE(m_disabledImgList); Realize(); } @@ -472,21 +491,11 @@ WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const if ( !(style & wxTB_NO_TOOLTIPS) ) msStyle |= TBSTYLE_TOOLTIPS; - if ( style & (wxTB_FLAT | wxTB_HORZ_LAYOUT) ) - { - // static as it doesn't change during the program lifetime - static const int s_verComCtl = wxApp::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 ) - msStyle |= TBSTYLE_FLAT | TBSTYLE_TRANSPARENT; - - if ( s_verComCtl >= 470 && style & wxTB_HORZ_LAYOUT ) - msStyle |= TBSTYLE_LIST; - } + if ( style & wxTB_FLAT && wxApp::GetComCtl32Version() > 400 ) + msStyle |= TBSTYLE_FLAT; + + if ( style & wxTB_HORZ_LAYOUT && wxApp::GetComCtl32Version() >= 470 ) + msStyle |= TBSTYLE_LIST; if ( style & wxTB_NODIVIDER ) msStyle |= CCS_NODIVIDER; @@ -503,6 +512,15 @@ WXDWORD wxToolBar::MSWGetStyle(long style, WXDWORD *exstyle) const if ( style & wxTB_RIGHT ) msStyle |= CCS_RIGHT; + // always use TBSTYLE_TRANSPARENT because the background is not drawn + // correctly without it in all themes and, for whatever reason, the control + // also flickers horribly when it is resized if this style is not used + // + // note that this is implicitly enabled by the native toolbar itself when + // TBSTYLE_FLAT is used (i.e. it's impossible to use TBSTYLE_FLAT without + // TBSTYLE_TRANSPARENT) but turn it on explicitly in any case + msStyle |= TBSTYLE_TRANSPARENT; + return msStyle; } @@ -577,15 +595,7 @@ bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool) wxToolBarTool *tool2 = (wxToolBarTool*)node->GetData(); if ( tool2->IsControl() ) { - wxControl * const control = tool2->GetControl(); - - int x; - control->GetPosition(&x, NULL); - control->Move(x - width, wxDefaultCoord); - - wxStaticText * const staticText = tool2->GetStaticText(); - if ( staticText ) - staticText->Move(x - width, wxDefaultCoord); + tool2->MoveBy(-width); } } @@ -596,11 +606,7 @@ bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool) void wxToolBar::CreateDisabledImageList() { - if (m_disabledImgList != NULL) - { - delete m_disabledImgList; - m_disabledImgList = NULL; - } + wxDELETE(m_disabledImgList); // as we can't use disabled image list with older versions of comctl32.dll, // don't even bother creating it @@ -614,10 +620,11 @@ void wxToolBar::CreateDisabledImageList() wxBitmap bmpDisabled = tool->GetDisabledBitmap(); if ( bmpDisabled.Ok() ) { + const wxSize sizeBitmap = bmpDisabled.GetSize(); m_disabledImgList = new wxImageList ( - m_defaultWidth, - m_defaultHeight, + sizeBitmap.x, + sizeBitmap.y, bmpDisabled.GetMask() != NULL, GetToolsCount() ); @@ -629,33 +636,12 @@ void wxToolBar::CreateDisabledImageList() } } -void wxToolBar::AdjustToolBitmapSize() -{ - wxSize s(m_defaultWidth, m_defaultHeight); - const wxSize orig_s(s); - - for ( wxToolBarToolsList::const_iterator i = m_tools.begin(); - i != m_tools.end(); - ++i ) - { - const wxBitmap& bmp = (*i)->GetNormalBitmap(); - s.IncTo(bmp.GetSize()); - } - - if ( s != orig_s ) - SetToolBitmapSize(s); -} - bool wxToolBar::Realize() { - const size_t nTools = GetToolsCount(); - if ( nTools == 0 ) - // nothing to do - return true; + if ( !wxToolBarBase::Realize() ) + return false; - // make sure tool size is larger enough for all all bitmaps to fit in - // (this is consistent with what other ports do): - AdjustToolBitmapSize(); + const size_t nTools = GetToolsCount(); #ifdef wxREMAP_BUTTON_COLOURS // don't change the values of these constants, they can be set from the @@ -694,22 +680,12 @@ bool wxToolBar::Realize() wxToolBarToolsList::compatibility_iterator node; int bitmapId = 0; - wxSize sizeBmp; - if ( HasFlag(wxTB_NOICONS) ) - { - // no icons, don't leave space for them - sizeBmp.x = - sizeBmp.y = 0; - } - else // do show icons + if ( !HasFlag(wxTB_NOICONS) ) { // if we already have a bitmap, we'll replace the existing one -- // otherwise we'll install a new one HBITMAP oldToolBarBitmap = (HBITMAP)m_hBitmap; - sizeBmp.x = m_defaultWidth; - sizeBmp.y = m_defaultHeight; - const wxCoord totalBitmapWidth = m_defaultWidth * wx_truncate_cast(wxCoord, nTools), totalBitmapHeight = m_defaultHeight; @@ -778,7 +754,7 @@ bool wxToolBar::Realize() } else { - wxFAIL_MSG( _T("invalid tool button bitmap") ); + wxFAIL_MSG( wxT("invalid tool button bitmap") ); } // also deal with disabled bitmap if we want to use them @@ -913,18 +889,11 @@ bool wxToolBar::Realize() } } - // don't call SetToolBitmapSize() as we don't want to change the values of - // m_defaultWidth/Height - if ( !::SendMessage(GetHwnd(), TB_SETBITMAPSIZE, 0, - MAKELONG(sizeBmp.x, sizeBmp.y)) ) - { - wxLogLastError(_T("TB_SETBITMAPSIZE")); - } // Next add the buttons and separators // ----------------------------------- - TBBUTTON *buttons = new TBBUTTON[nTools]; + wxScopedArray buttons(new TBBUTTON[nTools]); // this array will hold the indices of all controls in the toolbar wxArrayInt controlIds; @@ -933,7 +902,7 @@ bool wxToolBar::Realize() int i = 0; for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) { - wxToolBarToolBase *tool = node->GetData(); + wxToolBarTool *tool = static_cast(node->GetData()); // don't add separators to the vertical toolbar with old comctl32.dll // versions as they didn't handle this properly @@ -951,10 +920,20 @@ bool wxToolBar::Realize() switch ( tool->GetStyle() ) { case wxTOOL_STYLE_CONTROL: - button.idCommand = tool->GetId(); - // fall through: create just a separator too - case wxTOOL_STYLE_SEPARATOR: + if ( tool->IsStretchableSpace() ) + { + // we're going to modify the size of this button later and + // so we need a valid id for it and not wxID_SEPARATOR + // which is used by spacers by default + tool->AllocSpacerId(); + + // also set the number of separators so that the logic in + // HandlePaint() works correctly + tool->SetSeparatorsCount(1); + } + + button.idCommand = tool->GetId(); button.fsState = TBSTATE_ENABLED; button.fsStyle = TBSTYLE_SEP; break; @@ -1030,7 +1009,7 @@ bool wxToolBar::Realize() break; default: - wxFAIL_MSG( _T("unexpected toolbar button kind") ); + wxFAIL_MSG( wxT("unexpected toolbar button kind") ); button.fsStyle = TBSTYLE_BUTTON; break; } @@ -1044,40 +1023,44 @@ bool wxToolBar::Realize() i++; } - if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, (WPARAM)i, (LPARAM)buttons) ) + if ( !::SendMessage(GetHwnd(), TB_ADDBUTTONS, i, (LPARAM)buttons.get()) ) { wxLogLastError(wxT("TB_ADDBUTTONS")); } - delete [] buttons; - // Deal with the controls finally - // ------------------------------ + // Adjust controls and stretchable spaces + // -------------------------------------- - // 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++ ) + // adjust the controls size to fit nicely in the toolbar and compute its + // total size while doing it + m_totalFixedSize = 0; + int toolIndex = 0; + for ( node = m_tools.GetFirst(); node; node = node->GetNext(), toolIndex++ ) { - wxToolBarTool *tool = (wxToolBarTool*)node->GetData(); + wxToolBarTool * const tool = (wxToolBarTool*)node->GetData(); - // 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; + const RECT r = wxGetTBItemRect(GetHwnd(), toolIndex); - const RECT r = wxGetTBItemRect(GetHwnd(), index); - if ( !isControl ) + if ( !tool->IsControl() ) { - // can only be control if isVertical - y += r.bottom - r.top; + if ( IsVertical() ) + m_totalFixedSize += r.bottom - r.top; + else + m_totalFixedSize += r.right - r.left; continue; } - wxControl *control = tool->GetControl(); + if ( IsVertical() ) + { + // don't embed controls in the vertical toolbar, this doesn't look + // good and wxGTK doesn't do it neither (and the code below can't + // deal with this case) + continue; + } + + wxControl * const control = tool->GetControl(); wxStaticText * const staticText = tool->GetStaticText(); wxSize size = control->GetSize(); @@ -1088,9 +1071,6 @@ bool wxToolBar::Realize() staticTextSize.y += 3; // margin between control and its label } - // the position of the leftmost controls corner - int left = wxDefaultCoord; - // TB_SETBUTTONINFO message is only supported by comctl32.dll 4.71+ #ifdef TB_SETBUTTONINFO // available in headers, now check whether it is available now @@ -1116,7 +1096,6 @@ bool wxToolBar::Realize() { // try adding several separators to fit the controls width int widthSep = r.right - r.left; - left = r.left; TBBUTTON tbb; wxZeroMemory(tbb); @@ -1128,17 +1107,17 @@ bool wxToolBar::Realize() for ( size_t nSep = 0; nSep < nSeparators; nSep++ ) { if ( !::SendMessage(GetHwnd(), TB_INSERTBUTTON, - index, (LPARAM)&tbb) ) + toolIndex, (LPARAM)&tbb) ) { wxLogLastError(wxT("TB_INSERTBUTTON")); } - index++; + toolIndex++; } // remember the number of separators we used - we'd have to // delete all of them later - ((wxToolBarTool *)tool)->SetSeparatorsCount(nSeparators); + tool->SetSeparatorsCount(nSeparators); // adjust the controls width to exactly cover the separators size.x = (nSeparators + 1)*widthSep; @@ -1173,33 +1152,19 @@ bool wxToolBar::Realize() staticText->Show(); } - int top; - if ( IsVertical() ) - { - left = 0; - top = y; - - y += height + 2 * GetMargins().y; - } - else // horizontal toolbar - { - if ( left == wxDefaultCoord ) - left = r.left; - - top = r.top; - } - - control->Move(left, top + (diff + 1) / 2); + control->Move(r.left, r.top + (diff + 1) / 2); if ( staticText ) { - staticText->Move(left + (size.x - staticTextSize.x)/2, + staticText->Move(r.left + (size.x - staticTextSize.x)/2, r.bottom - staticTextSize.y); } + + m_totalFixedSize += size.x; } // the max index is the "real" number of buttons - i.e. counting even the // separators which we added just for aligning the controls - m_nButtons = index; + m_nButtons = toolIndex; if ( !IsVertical() ) { @@ -1220,6 +1185,82 @@ bool wxToolBar::Realize() return true; } +void wxToolBar::UpdateStretchableSpacersSize() +{ +#ifdef TB_SETBUTTONINFO + // we can't resize the spacers if TB_SETBUTTONINFO is not supported (we + // could try to do it with multiple separators as for the controls but this + // is too painful and it just doesn't seem to be worth doing for the + // ancient systems) + if ( wxApp::GetComCtl32Version() < 471 ) + return; + + // check if we have any stretchable spacers in the first place + unsigned numSpaces = 0; + wxToolBarToolsList::compatibility_iterator node; + for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) + { + wxToolBarTool * const tool = (wxToolBarTool*)node->GetData(); + if ( tool->IsStretchableSpace() ) + numSpaces++; + } + + if ( !numSpaces ) + return; + + // we do, adjust their size: either distribute the extra size among them or + // reduce their size if there is not enough place for all tools + const int totalSize = IsVertical() ? GetClientSize().y : GetClientSize().x; + const int extraSize = totalSize - m_totalFixedSize; + const int sizeSpacer = extraSize > 0 ? extraSize / numSpaces : 1; + + // the last spacer should consume all remaining space if we have too much + // of it (which can be greater than sizeSpacer because of the rounding) + const int sizeLastSpacer = extraSize > 0 + ? extraSize - (numSpaces - 1)*sizeSpacer + : 1; + + // cumulated offset by which we need to move all the following controls to + // the right: while the toolbar takes care of the normal items, we must + // move the controls manually ourselves to ensure they remain at the + // correct place + int offset = 0; + int toolIndex = 0; + for ( node = m_tools.GetFirst(); node; node = node->GetNext(), toolIndex++ ) + { + wxToolBarTool * const tool = (wxToolBarTool*)node->GetData(); + + if ( tool->IsControl() && offset ) + { + tool->MoveBy(offset); + + continue; + } + + if ( !tool->IsStretchableSpace() ) + continue; + + const RECT rcOld = wxGetTBItemRect(GetHwnd(), toolIndex); + + WinStruct tbbi; + tbbi.dwMask = TBIF_SIZE; + tbbi.cx = --numSpaces ? sizeSpacer : sizeLastSpacer; + + if ( !::SendMessage(GetHwnd(), TB_SETBUTTONINFO, + tool->GetId(), (LPARAM)&tbbi) ) + { + wxLogLastError(wxT("TB_SETBUTTONINFO")); + } + else + { + // we successfully resized this one, move all the controls after it + // by the corresponding amount (may be positive or negative) + offset += tbbi.cx - (rcOld.right - rcOld.left); + } + } +#endif // TB_SETBUTTONINFO +} + // ---------------------------------------------------------------------------- // message handlers // ---------------------------------------------------------------------------- @@ -1255,7 +1296,7 @@ bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id_) // Without the two lines of code below, if the toolbar was repainted during // OnLeftClick(), then it could end up without the tool bitmap temporarily // (see http://lists.nongnu.org/archive/html/lmi/2008-10/msg00014.html). - // The Update() call bellow ensures that this won't happen, by repainting + // The Update() call below ensures that this won't happen, by repainting // invalidated areas of the toolbar immediately. // // To complicate matters, the tool would be drawn in depressed state (this @@ -1282,7 +1323,7 @@ bool wxToolBar::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD id_) ::SendMessage(GetHwnd(), TB_SETSTATE, id, MAKELONG(state, 0)); // OnLeftClick() can veto the button state change - for buttons which - // may be toggled only, of couse + // may be toggled only, of course. if ( !allowLeftClick && tool->CanBeToggled() ) { // revert back @@ -1311,7 +1352,7 @@ bool wxToolBar::MSWOnNotify(int WXUNUSED(idCtrl), } const wxToolBarToolBase * const tool = FindById(tbhdr->iItem); - wxCHECK_MSG( tool, false, _T("drop down message for unknown tool") ); + wxCHECK_MSG( tool, false, wxT("drop down message for unknown tool") ); wxMenu * const menu = tool->GetDropdownMenu(); if ( !menu ) @@ -1524,7 +1565,7 @@ void wxToolBar::DoSetToggle(wxToolBarToolBase *WXUNUSED(tool), bool WXUNUSED(tog { // VZ: AFAIK, the button has to be created either with TBSTYLE_CHECK or // without, so we really need to delete the button and recreate it here - wxFAIL_MSG( _T("not implemented") ); + wxFAIL_MSG( wxT("not implemented") ); } void wxToolBar::SetToolNormalBitmap( int id, const wxBitmap& bitmap ) @@ -1603,88 +1644,6 @@ void wxToolBar::OnMouseEvent(wxMouseEvent& event) } } -// This handler is required to allow the toolbar to be set to a non-default -// colour: for example, when it must blend in with a notebook page. -void wxToolBar::OnEraseBackground(wxEraseEvent& event) -{ - RECT rect = wxGetClientRect(GetHwnd()); - - wxDC *dc = event.GetDC(); - if (!dc) return; - wxMSWDCImpl *impl = (wxMSWDCImpl*) dc->GetImpl(); - HDC hdc = GetHdcOf(*impl); - - int majorVersion, minorVersion; - wxGetOsVersion(& majorVersion, & minorVersion); - -#if wxUSE_UXTHEME - // we may need to draw themed colour so that we appear correctly on - // e.g. notebook page under XP with themes but only do it if the parent - // draws themed background itself - if ( !UseBgCol() && !GetParent()->UseBgCol() ) - { - wxUxThemeEngine *theme = wxUxThemeEngine::GetIfActive(); - if ( theme ) - { - HRESULT - hr = theme->DrawThemeParentBackground(GetHwnd(), hdc, &rect); - if ( hr == S_OK ) - return; - - // it can also return S_FALSE which seems to simply say that it - // didn't draw anything but no error really occurred - if ( FAILED(hr) ) - wxLogApiError(_T("DrawThemeParentBackground(toolbar)"), hr); - } - } - - // Only draw a rebar theme on Vista, since it doesn't jive so well with XP - if ( !UseBgCol() && majorVersion >= 6 ) - { - wxUxThemeEngine *theme = wxUxThemeEngine::GetIfActive(); - if ( theme ) - { - wxUxThemeHandle hTheme(this, L"REBAR"); - - RECT r; - wxRect rect = GetClientRect(); - wxCopyRectToRECT(rect, r); - - HRESULT hr = theme->DrawThemeBackground(hTheme, hdc, 0, 0, & r, NULL); - if ( hr == S_OK ) - return; - - // it can also return S_FALSE which seems to simply say that it - // didn't draw anything but no error really occurred - if ( FAILED(hr) ) - wxLogApiError(_T("DrawThemeParentBackground(toolbar)"), hr); - } - } - -#endif // wxUSE_UXTHEME - - // we need to always draw our background under XP, as otherwise it doesn't - // appear correctly with some themes (e.g. Zune one) - if ( majorVersion == 5 || - UseBgCol() || (GetMSWToolbarStyle() & TBSTYLE_TRANSPARENT) ) - { - // do draw our background - // - // notice that this 'dumb' implementation may cause flicker for some of - // the controls in which case they should intercept wxEraseEvent and - // process it themselves somehow - AutoHBRUSH hBrush(wxColourToRGB(GetBackgroundColour())); - - wxCHANGE_HDC_MAP_MODE(hdc, MM_TEXT); - ::FillRect(hdc, &rect, hBrush); - } - else // we have no non default background colour - { - // let the system do it for us - event.Skip(); - } -} - bool wxToolBar::HandleSize(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam) { // wait until we have some tools @@ -1729,154 +1688,172 @@ bool wxToolBar::HandleSize(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam) SetSize(w, h); } + UpdateStretchableSpacersSize(); + // message processed return true; } +#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK + bool wxToolBar::HandlePaint(WXWPARAM wParam, WXLPARAM lParam) { - // erase any dummy separators which were used - // for aligning the controls if any here - - // first of all, are there any controls at all? - wxToolBarToolsList::compatibility_iterator node; - for ( node = m_tools.GetFirst(); node; node = node->GetNext() ) + // we must prevent the dummy separators corresponding to controls or + // stretchable spaces from being seen: we used to do it by painting over + // them but this, unsurprisingly, resulted in a lot of flicker so now we + // prevent the toolbar from painting them at all + + // compute the region containing all dummy separators which we don't want + // to be seen + wxRegion rgnDummySeps; + const wxRect rectTotal = GetClientRect(); + int toolIndex = 0; + for ( wxToolBarToolsList::compatibility_iterator node = m_tools.GetFirst(); + node; + node = node->GetNext() ) { - if ( node->GetData()->IsControl() ) - break; - } + wxToolBarTool * const + tool = static_cast(node->GetData()); - if ( !node ) - // no controls, nothing to erase - return false; + if ( tool->IsControl() || tool->IsStretchableSpace() ) + { + const size_t numSeps = tool->GetSeparatorsCount(); + for ( size_t n = 0; n < numSeps; n++, toolIndex++ ) + { + // for some reason TB_GETITEMRECT returns a rectangle 1 pixel + // shorter than the full window size (at least under Windows 7) + // but we need to erase the full width/height below + RECT rcItem = wxGetTBItemRect(GetHwnd(), toolIndex); + if ( IsVertical() ) + { + rcItem.left = 0; + rcItem.right = rectTotal.width; + } + else + { + rcItem.top = 0; + rcItem.bottom = rectTotal.height; + } - wxSize clientSize = GetClientSize(); - int majorVersion, minorVersion; - wxGetOsVersion(& majorVersion, & minorVersion); + rgnDummySeps.Union(wxRectFromRECT(rcItem)); + } + } + else + { + // normal tools never correspond to more than one native button + toolIndex++; + } + } - // prepare the DC on which we'll be drawing - wxClientDC dc(this); - dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID)); - dc.SetPen(*wxTRANSPARENT_PEN); + if ( rgnDummySeps.IsOk() ) + { + // exclude the area occupied by the controls and stretchable spaces + // from the update region to prevent the toolbar from drawing + // separators in it + if ( !::ValidateRgn(GetHwnd(), GetHrgnOf(rgnDummySeps)) ) + { + wxLogLastError(wxT("ValidateRgn()")); + } + } - RECT r; - if ( !::GetUpdateRect(GetHwnd(), &r, FALSE) ) - // nothing to redraw anyhow - return false; + // still let the native control draw everything else normally but set up a + // hook to be able to process the next WM_ERASEBKGND sent to our parent + // because toolbar will ask it to erase its background from its WM_PAINT + // handler (when using TBSTYLE_TRANSPARENT which we do always use) + // + // installing hook is not completely trivial as all kinds of strange + // situations are possible: sometimes we can be called recursively from + // inside the native toolbar WM_PAINT handler so the hook might already be + // installed and sometimes the native toolbar might not send WM_ERASEBKGND + // to the parent at all for whatever reason, so deal with all these cases + wxWindow * const parent = GetParent(); + const bool hadHook = parent->MSWHasEraseBgHook(); + if ( !hadHook ) + GetParent()->MSWSetEraseBgHook(this); - wxRect rectUpdate; - wxCopyRECTToRect(r, rectUpdate); + MSWDefWindowProc(WM_PAINT, wParam, lParam); - dc.SetClippingRegion(rectUpdate); + if ( !hadHook ) + GetParent()->MSWSetEraseBgHook(NULL); - // 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() ) + if ( rgnDummySeps.IsOk() ) { - wxToolBarTool *tool = (wxToolBarTool*)node->GetData(); - if ( tool->IsControl() ) - { - // get the control rect in our client coords - wxControl *control = tool->GetControl(); - wxStaticText *staticText = tool->GetStaticText(); - wxRect rectCtrl = control->GetRect(); - wxRect rectStaticText(0,0,0,0); - if ( staticText ) - { - rectStaticText = staticText->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?")); + // erase the dummy separators region ourselves now as nobody painted + // over them + WindowHDC hdc(GetHwnd()); + ::SelectClipRgn(hdc, GetHrgnOf(rgnDummySeps)); + MSWDoEraseBackground(hdc); + } - continue; - } + return true; +} - if ( tbb.fsStyle != TBSTYLE_SEP ) - continue; +WXHBRUSH wxToolBar::MSWGetToolbarBgBrush() +{ + // we conservatively use a solid brush here but we could also use a themed + // brush by using DrawThemeBackground() to create a bitmap brush (it'd need + // to be invalidated whenever the toolbar is resized and, also, correctly + // aligned using SetBrushOrgEx() before each use -- there is code for doing + // this in wxNotebook already so it'd need to be refactored into wxWindow) + // + // however inasmuch as there is a default background for the toolbar at all + // (and this is not a trivial question as different applications use very + // different colours), it seems to be a solid one and using REBAR + // background brush as we used to do before doesn't look good at all under + // Windows 7 (and probably Vista too), so for now we just keep it simple + wxColour const + colBg = m_hasBgCol ? GetBackgroundColour() + : wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE); + wxBrush * const + brush = wxTheBrushList->FindOrCreateBrush(colBg); + + return brush ? static_cast(brush->GetResourceHandle()) : 0; +} - // get the bounding rect of the separator - RECT r = wxGetTBItemRect(GetHwnd(), n); - if ( !r.right ) - continue; +WXHBRUSH wxToolBar::MSWGetBgBrushForChild(WXHDC hDC, wxWindowMSW *child) +{ + WXHBRUSH hbr = wxToolBarBase::MSWGetBgBrushForChild(hDC, child); + if ( hbr ) + return hbr; - // does it intersect the control? - wxRect rectItem; - wxCopyRECTToRect(r, rectItem); - if ( rectCtrl.Intersects(rectItem) || (staticText && rectStaticText.Intersects(rectItem))) - { - // yes, do erase it! + // the base class version only returns a brush for erasing children + // background if we have a non-default background colour but as the toolbar + // doesn't erase its own background by default, we need to always do it for + // (semi-)transparent children + if ( child->GetParent() == this && child->HasTransparentBackground() ) + return MSWGetToolbarBgBrush(); - bool haveRefreshed = false; + return 0; +} -#if wxUSE_UXTHEME - if ( !UseBgCol() && !GetParent()->UseBgCol() ) - { - // Don't use DrawThemeBackground - } - else if ( !UseBgCol() && majorVersion >= 6 ) - { - wxUxThemeEngine *theme = wxUxThemeEngine::GetIfActive(); - if ( theme ) - { - wxUxThemeHandle hTheme(this, L"REBAR"); - - RECT clipRect = r; - - // Draw the whole background since the pattern may be position sensitive; - // but clip it to the area of interest. - r.left = 0; - r.right = clientSize.x; - r.top = 0; - r.bottom = clientSize.y; - - wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl(); - HRESULT hr = theme->DrawThemeBackground(hTheme, GetHdcOf(*impl), 0, 0, & r, & clipRect); - if ( hr == S_OK ) - haveRefreshed = true; - } - } -#endif +void wxToolBar::MSWDoEraseBackground(WXHDC hDC) +{ + wxFillRect(GetHwnd(), (HDC)hDC, (HBRUSH)MSWGetToolbarBgBrush()); +} - if (!haveRefreshed) - dc.DrawRectangle(rectItem); - } +bool wxToolBar::MSWEraseBgHook(WXHDC hDC) +{ + // toolbar WM_PAINT handler offsets the DC origin before sending + // WM_ERASEBKGND to the parent but as we handle it in the toolbar itself, + // we need to reset it back + HDC hdc = (HDC)hDC; + POINT ptOldOrg; + if ( !::SetWindowOrgEx(hdc, 0, 0, &ptOldOrg) ) + { + wxLogLastError(wxT("SetWindowOrgEx(tbar-bg-hdc)")); + return false; + } - if ( rectCtrl.Intersects(rectItem) ) - { - // Necessary in case we use a no-paint-on-size - // style in the parent: the controls can disappear - control->Refresh(false); - } + MSWDoEraseBackground(hDC); - if ( staticText && rectStaticText.Intersects(rectItem) ) - { - // Necessary in case we use a no-paint-on-size - // style in the parent: the controls can disappear - staticText->Refresh(false); - } - } - } - } + ::SetWindowOrgEx(hdc, ptOldOrg.x, ptOldOrg.y, NULL); return true; } +#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK + void wxToolBar::HandleMouseMove(WXWPARAM WXUNUSED(wParam), WXLPARAM lParam) { wxCoord x = GET_X_LPARAM(lParam), @@ -1906,7 +1883,7 @@ WXLRESULT wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam return 0; break; -#ifndef __WXWINCE__ +#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK case WM_PAINT: // refreshing the controls in the toolbar inside a composite window // results in an endless stream of WM_PAINT messages -- and seems @@ -1915,7 +1892,7 @@ WXLRESULT wxToolBar::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam if ( !IsDoubleBuffered() && HandlePaint(wParam, lParam) ) return 0; break; -#endif // __WXWINCE__ +#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK } return wxControl::MSWWindowProc(nMsg, wParam, lParam); @@ -1933,7 +1910,7 @@ WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height) if ( !hdcMem ) { - wxLogLastError(_T("CreateCompatibleDC")); + wxLogLastError(wxT("CreateCompatibleDC")); return bitmap; } @@ -1942,7 +1919,7 @@ WXHBITMAP wxToolBar::MapBitmap(WXHBITMAP bitmap, int width, int height) if ( !bmpInHDC ) { - wxLogLastError(_T("SelectObject")); + wxLogLastError(wxT("SelectObject")); return bitmap; }