X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2aa24b607061a398d0876b87e695f4f9dc531cb2..b9efe021b554fa3967d1442cf758435c5cd5ae8f:/src/msw/notebook.cpp diff --git a/src/msw/notebook.cpp b/src/msw/notebook.cpp index eb4410c99c..5694d072b9 100644 --- a/src/msw/notebook.cpp +++ b/src/msw/notebook.cpp @@ -35,18 +35,14 @@ #include "wx/notebook.h" #include "wx/app.h" #include "wx/sysopt.h" +#include "wx/dcclient.h" +#include "wx/dcmemory.h" #include "wx/msw/private.h" #include -#ifdef __GNUWIN32_OLD__ - #include "wx/msw/gnuwin32/extra.h" -#endif - -#if !(defined(__GNUWIN32_OLD__) && !defined(__CYGWIN10__)) - #include -#endif +#include #include "wx/msw/winundef.h" @@ -61,8 +57,15 @@ // check that the page index is valid #define IS_VALID_PAGE(nPage) ((nPage) < GetPageCount()) -// hide the ugly cast -#define m_hwnd (HWND)GetHWND() +// you can set USE_NOTEBOOK_ANTIFLICKER to 0 for desktop Windows versions too +// to disable code whih results in flicker-less notebook redrawing at the +// expense of some extra GDI resource consumption +#ifdef __WXWINCE__ + // notebooks are never resized under CE anyhow + #define USE_NOTEBOOK_ANTIFLICKER 0 +#else + #define USE_NOTEBOOK_ANTIFLICKER 1 +#endif // ---------------------------------------------------------------------------- // constants @@ -81,6 +84,17 @@ #define TCS_BOTTOM TCS_RIGHT #endif +// ---------------------------------------------------------------------------- +// global variables +// ---------------------------------------------------------------------------- + +#if USE_NOTEBOOK_ANTIFLICKER + +// the pointer to standard spin button wnd proc +static WXFARPROC gs_wndprocNotebookSpinBtn = (WXFARPROC)NULL; + +#endif // USE_NOTEBOOK_ANTIFLICKER + // ---------------------------------------------------------------------------- // event table // ---------------------------------------------------------------------------- @@ -96,6 +110,11 @@ BEGIN_EVENT_TABLE(wxNotebook, wxControl) EVT_NOTEBOOK_PAGE_CHANGED(-1, wxNotebook::OnSelChange) EVT_SIZE(wxNotebook::OnSize) EVT_NAVIGATION_KEY(wxNotebook::OnNavigationKey) + +#if USE_NOTEBOOK_ANTIFLICKER + EVT_ERASE_BACKGROUND(wxNotebook::OnEraseBackground) + EVT_PAINT(wxNotebook::OnPaint) +#endif // USE_NOTEBOOK_ANTIFLICKER END_EVENT_TABLE() #if wxUSE_EXTENDED_RTTI @@ -180,25 +199,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxNotebookPageInfo, wxObject ) #endif IMPLEMENT_DYNAMIC_CLASS(wxNotebookEvent, wxNotifyEvent) -// ---------------------------------------------------------------------------- -// local functions -// ---------------------------------------------------------------------------- - -#ifndef __WXWINCE__ -// apparently DrawThemeBackground() modifies the rect passed to it and if we -// don't call this function there are some drawing artifacts which are only -// visible with some non default themes; so modify the rect here so that it -// still paints the correct area -static void AdjustRectForThemeBg(RECT& rc) -{ - // magic numbers needed to compensate for DrawThemeBackground() - rc.left -= 2; - rc.top -= 2; - rc.right += 4; - rc.bottom += 5; -} -#endif - // ============================================================================ // implementation // ============================================================================ @@ -229,6 +229,10 @@ void wxNotebook::Init() #if wxUSE_UXTHEME m_hbrBackground = NULL; #endif // wxUSE_UXTHEME + +#if USE_NOTEBOOK_ANTIFLICKER + m_hasSubclassedUpdown = false; +#endif // USE_NOTEBOOK_ANTIFLICKER } // default for dynamic class @@ -264,7 +268,7 @@ bool wxNotebook::Create(wxWindow *parent, if (style & wxNB_FLAT) style |= wxBORDER_SUNKEN; #endif - + // comctl32.dll 6.0 doesn't support non-top tabs with visual styles (the // control is simply not rendered correctly), so disable them in this case const int verComCtl32 = wxApp::GetComCtl32Version(); @@ -337,7 +341,7 @@ bool wxNotebook::Create(wxWindow *parent, #if defined(__POCKETPC__) || defined(__SMARTPHONE__) if (HasFlag(wxNB_FLAT)) { - SendMessage(m_hwnd, CCM_SETVERSION, COMCTL32_VERSION, 0); + SendMessage(GetHwnd(), CCM_SETVERSION, COMCTL32_VERSION, 0); if (!m_hasBgCol) SetBackgroundColour(*wxWHITE); } @@ -361,7 +365,7 @@ WXDWORD wxNotebook::MSWGetStyle(long style, WXDWORD *exstyle) const else if ( style & wxNB_LEFT ) tabStyle |= TCS_VERTICAL; else if ( style & wxNB_RIGHT ) - tabStyle |= TCS_VERTICAL | TCS_RIGHT; + tabStyle |= TCS_VERTICAL | TCS_RIGHT; // ex style if ( exstyle ) @@ -389,14 +393,14 @@ wxNotebook::~wxNotebook() size_t wxNotebook::GetPageCount() const { // consistency check - wxASSERT( (int)m_pages.Count() == TabCtrl_GetItemCount(m_hwnd) ); + wxASSERT( (int)m_pages.Count() == TabCtrl_GetItemCount(GetHwnd()) ); return m_pages.Count(); } int wxNotebook::GetRowCount() const { - return TabCtrl_GetRowCount(m_hwnd); + return TabCtrl_GetRowCount(GetHwnd()); } int wxNotebook::SetSelection(size_t nPage) @@ -415,7 +419,7 @@ int wxNotebook::SetSelection(size_t nPage) event.SetEventType(wxEVT_COMMAND_NOTEBOOK_PAGE_CHANGED); (void)GetEventHandler()->ProcessEvent(event); - TabCtrl_SetCurSel(m_hwnd, nPage); + TabCtrl_SetCurSel(GetHwnd(), nPage); } } @@ -430,7 +434,7 @@ bool wxNotebook::SetPageText(size_t nPage, const wxString& strText) tcItem.mask = TCIF_TEXT; tcItem.pszText = (wxChar *)strText.c_str(); - return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0; + return TabCtrl_SetItem(GetHwnd(), nPage, &tcItem) != 0; } wxString wxNotebook::GetPageText(size_t nPage) const @@ -444,7 +448,7 @@ wxString wxNotebook::GetPageText(size_t nPage) const tcItem.cchTextMax = WXSIZEOF(buf); wxString str; - if ( TabCtrl_GetItem(m_hwnd, nPage, &tcItem) ) + if ( TabCtrl_GetItem(GetHwnd(), nPage, &tcItem) ) str = tcItem.pszText; return str; @@ -457,7 +461,7 @@ int wxNotebook::GetPageImage(size_t nPage) const TC_ITEM tcItem; tcItem.mask = TCIF_IMAGE; - return TabCtrl_GetItem(m_hwnd, nPage, &tcItem) ? tcItem.iImage : -1; + return TabCtrl_GetItem(GetHwnd(), nPage, &tcItem) ? tcItem.iImage : -1; } bool wxNotebook::SetPageImage(size_t nPage, int nImage) @@ -468,7 +472,7 @@ bool wxNotebook::SetPageImage(size_t nPage, int nImage) tcItem.mask = TCIF_IMAGE; tcItem.iImage = nImage; - return TabCtrl_SetItem(m_hwnd, nPage, &tcItem) != 0; + return TabCtrl_SetItem(GetHwnd(), nPage, &tcItem) != 0; } void wxNotebook::SetImageList(wxImageList* imageList) @@ -477,7 +481,7 @@ void wxNotebook::SetImageList(wxImageList* imageList) if ( imageList ) { - TabCtrl_SetImageList(m_hwnd, (HIMAGELIST)imageList->GetHIMAGELIST()); + TabCtrl_SetImageList(GetHwnd(), (HIMAGELIST)imageList->GetHIMAGELIST()); } } @@ -485,6 +489,29 @@ void wxNotebook::SetImageList(wxImageList* imageList) // wxNotebook size settings // ---------------------------------------------------------------------------- +wxRect wxNotebook::GetPageSize() const +{ + wxRect r; + + RECT rc; + ::GetClientRect(GetHwnd(), &rc); + + // This check is to work around a bug in TabCtrl_AdjustRect which will + // cause a crash on win2k or on XP with themes disabled if either + // wxNB_MULTILINE is used or tabs are placed on a side, if the rectangle + // is too small. + // + // The value of 20 is chosen arbitrarily but seems to work + if ( rc.right > 20 && rc.bottom > 20 ) + { + TabCtrl_AdjustRect(GetHwnd(), false, &rc); + + wxCopyRECTToRect(rc, r); + } + + return r; +} + void wxNotebook::SetPageSize(const wxSize& size) { // transform the page size into the notebook size @@ -543,23 +570,10 @@ void wxNotebook::AdjustPageSize(wxNotebookPage *page) { wxCHECK_RET( page, _T("NULL page in wxNotebook::AdjustPageSize") ); - RECT rc; - rc.left = - rc.top = 0; - - // get the page size from the notebook size - GetSize((int *)&rc.right, (int *)&rc.bottom); - - // This check is to work around a bug in TabCtrl_AdjustRect which will - // cause a crash on win2k, or on XP with themes disabled, if the - // wxNB_MULTILINE style is used and the rectangle is very small, (such as - // when the notebook is first created.) The value of 20 is just - // arbitrarily chosen, if there is a better way to determine this value - // then please do so. --RD - if (rc.right > 20 && rc.bottom > 20) + const wxRect r = GetPageSize(); + if ( !r.IsEmpty() ) { - TabCtrl_AdjustRect(m_hwnd, false, &rc); - page->SetSize(rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top); + page->SetSize(r); } } @@ -574,7 +588,7 @@ wxNotebookPage *wxNotebook::DoRemovePage(size_t nPage) if ( !pageRemoved ) return NULL; - TabCtrl_DeleteItem(m_hwnd, nPage); + TabCtrl_DeleteItem(GetHwnd(), nPage); if ( m_pages.IsEmpty() ) { @@ -583,7 +597,7 @@ wxNotebookPage *wxNotebook::DoRemovePage(size_t nPage) } else // notebook still not empty { - int selNew = TabCtrl_GetCurSel(m_hwnd); + int selNew = TabCtrl_GetCurSel(GetHwnd()); if (selNew != -1) { // No selection change, just refresh the current selection. @@ -627,7 +641,7 @@ bool wxNotebook::DeleteAllPages() m_pages.Clear(); - TabCtrl_DeleteAllItems(m_hwnd); + TabCtrl_DeleteAllItems(GetHwnd()); m_nSelection = -1; @@ -686,7 +700,7 @@ bool wxNotebook::InsertPage(size_t nPage, AdjustPageSize(pPage); // finally do insert it - if ( TabCtrl_InsertItem(m_hwnd, nPage, &tcItem) == -1 ) + if ( TabCtrl_InsertItem(GetHwnd(), nPage, &tcItem) == -1 ) { wxLogError(wxT("Can't create the notebook page '%s'."), strText.c_str()); @@ -756,6 +770,57 @@ int wxNotebook::HitTest(const wxPoint& pt, long *flags) const return item; } +// ---------------------------------------------------------------------------- +// flicker-less notebook redraw +// ---------------------------------------------------------------------------- + +#if USE_NOTEBOOK_ANTIFLICKER + +// wnd proc for the spin button +LRESULT APIENTRY _EXPORT wxNotebookSpinBtnWndProc(HWND hwnd, + UINT message, + WPARAM wParam, + LPARAM lParam) +{ + if ( message == WM_ERASEBKGND ) + return 0; + + return ::CallWindowProc(CASTWNDPROC gs_wndprocNotebookSpinBtn, + hwnd, message, wParam, lParam); +} + + +void wxNotebook::OnEraseBackground(wxEraseEvent& WXUNUSED(event)) +{ + // do nothing here +} + +void wxNotebook::OnPaint(wxPaintEvent& WXUNUSED(event)) +{ + wxPaintDC dc(this); + wxMemoryDC memdc; + RECT rc; + ::GetClientRect(GetHwnd(), &rc); + wxBitmap bmp(rc.right, rc.bottom); + memdc.SelectObject(bmp); + + // if there is no special brush just use the solid background colour + HBRUSH hbr = (HBRUSH)m_hbrBackground; + wxBrush brush; + if ( !hbr ) + { + brush = wxBrush(GetBackgroundColour()); + hbr = GetHbrushOf(brush); + } + + ::FillRect(GetHdcOf(memdc), &rc, hbr); + + MSWDefWindowProc(WM_PAINT, (WPARAM)memdc.GetHDC(), 0); + + dc.Blit(0, 0, rc.right, rc.bottom, &memdc, 0, 0); +} + +#endif // USE_NOTEBOOK_ANTIFLICKER // ---------------------------------------------------------------------------- // wxNotebook callbacks @@ -763,11 +828,6 @@ int wxNotebook::HitTest(const wxPoint& pt, long *flags) const void wxNotebook::OnSize(wxSizeEvent& event) { -#if wxUSE_UXTHEME - // background bitmap size has changed, update the brush using it too - UpdateBgBrush(); -#endif // wxUSE_UXTHEME - if ( GetPageCount() == 0 ) { // Prevents droppings on resize, but does cause some flicker @@ -776,6 +836,30 @@ void wxNotebook::OnSize(wxSizeEvent& event) event.Skip(); return; } +#ifndef __WXWINCE__ + else + { + // Without this, we can sometimes get droppings at the edges + // of a notebook, for example a notebook in a splitter window. + // This needs to be reconciled with the RefreshRect calls + // at the end of this function, which weren't enough to prevent + // the droppings. + + wxSize sz = GetClientSize(); + + // Refresh right side + wxRect rect(sz.x-4, 0, 4, sz.y); + RefreshRect(rect); + + // Refresh bottom side + rect = wxRect(0, sz.y-4, sz.x, 4); + RefreshRect(rect); + + // Refresh left side + rect = wxRect(0, 0, 4, sz.y); + RefreshRect(rect); + } +#endif // !__WXWINCE__ // fit all the notebook pages to the tab control's display area @@ -810,7 +894,12 @@ void wxNotebook::OnSize(wxSizeEvent& event) } } - TabCtrl_AdjustRect(m_hwnd, false, &rc); +#if wxUSE_UXTHEME + // background bitmap size has changed, update the brush using it too + UpdateBgBrush(); +#endif // wxUSE_UXTHEME + + TabCtrl_AdjustRect(GetHwnd(), false, &rc); int width = rc.right - rc.left, height = rc.bottom - rc.top; @@ -833,6 +922,34 @@ void wxNotebook::OnSize(wxSizeEvent& event) false); } +#if USE_NOTEBOOK_ANTIFLICKER + // subclass the spin control used by the notebook to scroll pages to + // prevent it from flickering on resize + if ( !m_hasSubclassedUpdown ) + { + // iterate over all child windows to find spin button + for ( HWND child = ::GetWindow(GetHwnd(), GW_CHILD); + child; + child = ::GetWindow(child, GW_HWNDNEXT) ) + { + wxWindow *childWindow = wxFindWinFromHandle((WXHWND)child); + + // see if it exists, if no wxWindow found then assume it's the spin + // btn + if ( !childWindow ) + { + // subclass the spin button to override WM_ERASEBKGND + if ( !gs_wndprocNotebookSpinBtn ) + gs_wndprocNotebookSpinBtn = (WXFARPROC)wxGetWindowProc(child); + + wxSetWindowProc(child, wxNotebookSpinBtnWndProc); + m_hasSubclassedUpdown = true; + break; + } + } + } +#endif // USE_NOTEBOOK_ANTIFLICKER + event.Skip(); } @@ -850,18 +967,14 @@ void wxNotebook::OnSelChange(wxNotebookEvent& event) { wxNotebookPage *pPage = m_pages[sel]; pPage->Show(true); - pPage->SetFocus(); - - // If the newly focused window is not a child of the new page, - // SetFocus was not successful and the notebook itself should be - // focused - wxWindow *currentFocus = FindFocus(); - wxWindow *startFocus = currentFocus; - while ( currentFocus && currentFocus != pPage && currentFocus != this ) - currentFocus = currentFocus->GetParent(); - - if ( startFocus == pPage || currentFocus != pPage ) - SetFocus(); + + // As per bug report: + // http://sourceforge.net/tracker/index.php?func=detail&aid=1150659&group_id=9863&atid=109863, + // we should not set the page focus (and thereby the focus for + // a child window) since it erroneously selects radio button controls and also + // breaks keyboard handling for a notebook's scroll buttons. So + // we always focus the notebook and not the page. + SetFocus(); } else // no pages in the notebook, give the focus to itself @@ -886,7 +999,7 @@ bool wxNotebook::MSWTranslateMessage(WXMSG *wxmsg) // intercept SHIFT+TAB. This goes to the parent of the notebook which will // process it. if ( msg->message == WM_KEYDOWN && msg->wParam == VK_TAB && - msg->hwnd == m_hwnd && + msg->hwnd == GetHwnd() && (wxIsCtrlDown() || !wxIsShiftDown()) ) { return MSWProcessMessage(wxmsg); @@ -922,8 +1035,9 @@ void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event) // wxWindow * const parent = GetParent(); - const bool isFromParent = event.GetEventObject() == parent; - const bool isFromSelf = event.GetEventObject() == this; + // the wxObject* casts are required to avoid MinGW GCC 2.95.3 ICE + const bool isFromParent = event.GetEventObject() == (wxObject*) parent; + const bool isFromSelf = event.GetEventObject() == (wxObject*) this; if ( isFromParent || isFromSelf ) { @@ -969,35 +1083,63 @@ void wxNotebook::OnNavigationKey(wxNavigationKeyEvent& event) #if wxUSE_UXTHEME -WXHBRUSH wxNotebook::QueryBgBitmap() +bool wxNotebook::DoDrawBackground(WXHDC hDC, wxWindow *child) { + wxUxThemeHandle theme(child ? child : this, L"TAB"); + if ( !theme ) + return false; + + // get the notebook client rect (we're not interested in drawing tabs + // themselves) + wxRect r = GetPageSize(); + if ( r.IsEmpty() ) + return false; + RECT rc; - ::GetClientRect(GetHwnd(), &rc); + wxCopyRectToRECT(r, rc); - // adjust position - TabCtrl_AdjustRect(GetHwnd(), false, &rc); + // map rect to the coords of the window we're drawing in + if ( child ) + ::MapWindowPoints(GetHwnd(), GetHwndOf(child), (POINT *)&rc, 2); + + + // apparently DrawThemeBackground() modifies the rect passed to it and if we + // don't do these adjustments, there are some drawing artifacts which are + // only visible with some non default themes; so modify the rect here using + // the magic numbers below so that it still paints the correct area + rc.left -= 2; + rc.top -= 2; + rc.right += 4; + rc.bottom += 5; + + + wxUxThemeEngine::Get()->DrawThemeBackground + ( + theme, + (HDC) hDC, + 9 /* TABP_PANE */, + 0, + &rc, + NULL + ); + + return true; +} + +WXHBRUSH wxNotebook::QueryBgBitmap() +{ + wxRect r = GetPageSize(); + if ( r.IsEmpty() ) + return 0; WindowHDC hDC(GetHwnd()); MemoryHDC hDCMem(hDC); - CompatibleBitmap hBmp(hDC, rc.right, rc.bottom); + CompatibleBitmap hBmp(hDC, r.x + r.width, r.y + r.height); SelectInHDC selectBmp(hDCMem, hBmp); - wxUxThemeHandle theme(this, L"TAB"); - if ( theme ) - { - AdjustRectForThemeBg(rc); - - wxUxThemeEngine::Get()->DrawThemeBackground - ( - theme, - (WXHDC)hDCMem, - 9 /* TABP_PANE */, - 0, - &rc, - NULL - ); - } + if ( !DoDrawBackground((WXHDC)(HDC)hDCMem) ) + return 0; return (WXHBRUSH)::CreatePatternBrush(hBmp); } @@ -1011,20 +1153,20 @@ void wxNotebook::UpdateBgBrush() { m_hbrBackground = QueryBgBitmap(); } - else // no themes + else // no themes or we've got user-defined solid colour { m_hbrBackground = NULL; } } -WXHBRUSH wxNotebook::MSWGetBgBrushForChild(WXHDC hDC, wxWindow *win) +WXHBRUSH wxNotebook::MSWGetBgBrushForChild(WXHDC hDC, WXHWND hWnd) { if ( m_hbrBackground ) { // before drawing with the background brush, we need to position it // correctly RECT rc; - ::GetWindowRect(GetHwndOf(win), &rc); + ::GetWindowRect((HWND)hWnd, &rc); ::MapWindowPoints(NULL, GetHwnd(), (POINT *)&rc, 1); @@ -1036,66 +1178,39 @@ WXHBRUSH wxNotebook::MSWGetBgBrushForChild(WXHDC hDC, wxWindow *win) return m_hbrBackground; } - return wxNotebookBase::MSWGetBgBrushForChild(hDC, win); + return wxNotebookBase::MSWGetBgBrushForChild(hDC, hWnd); } -wxColour wxNotebook::MSWGetBgColourForChild(wxWindow *WXUNUSED(win)) +bool wxNotebook::MSWPrintChild(WXHDC hDC, wxWindow *child) { - if ( m_hasBgCol ) - return GetBackgroundColour(); - - // Experimental: don't do this since we're doing it in wxPanel -#if 0 // defined(__POCKETPC__) || defined(__SMARTPHONE__) - // For some reason, the pages will be grey by default. - // Normally they should be white on these platforms. - // (However the static control backgrounds are painted - // in the correct colour, just not the rest of it.) - // So let's give WinCE a hint. - else if (!win->m_hasBgCol) - return *wxWHITE; -#endif - - if ( !wxUxThemeEngine::GetIfActive() ) - return wxNullColour; + // solid background colour overrides themed background drawing + if ( !UseBgCol() && DoDrawBackground(hDC, child) ) + return true; - return GetThemeBackgroundColour(); -} + // If we're using a solid colour (for example if we've switched off + // theming for this notebook), paint it + if (UseBgCol()) + { + wxRect r = GetPageSize(); + if ( r.IsEmpty() ) + return false; -bool -wxNotebook::MSWPrintChild(wxWindow *win, - WXWPARAM wParam, - WXLPARAM WXUNUSED(lParam)) -{ - // Don't paint the theme for the child if we have a solid background - if ( m_hasBgCol ) - return false; + RECT rc; + wxCopyRectToRECT(r, rc); + // map rect to the coords of the window we're drawing in + if ( child ) + ::MapWindowPoints(GetHwnd(), GetHwndOf(child), (POINT *)&rc, 2); - RECT rc; - ::GetClientRect(GetHwnd(), &rc); + wxBrush brush(GetBackgroundColour()); + HBRUSH hbr = GetHbrushOf(brush); - // adjust position - TabCtrl_AdjustRect(GetHwnd(), false, &rc); + ::FillRect((HDC) hDC, &rc, hbr); - wxUxThemeHandle theme(win, L"TAB"); - if ( theme ) - { - // map from this client to win client coords - ::MapWindowPoints(GetHwnd(), GetHwndOf(win), (POINT *)&rc, 2); - - AdjustRectForThemeBg(rc); - wxUxThemeEngine::Get()->DrawThemeBackground - ( - theme, - (WXHDC)wParam, - 9 /* TABP_PANE */, - 0, - &rc, - NULL - ); + return true; } - return true; + return wxNotebookBase::MSWPrintChild(hDC, child); } #endif // wxUSE_UXTHEME @@ -1200,7 +1315,7 @@ bool wxNotebook::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM* result) return wxControl::MSWOnNotify(idCtrl, lParam, result); } - event.SetSelection(TabCtrl_GetCurSel(m_hwnd)); + event.SetSelection(TabCtrl_GetCurSel(GetHwnd())); event.SetOldSelection(m_nSelection); event.SetEventObject(this); event.SetInt(idCtrl);