X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b8797d96ca1d94443bd2201e9884fc9a16cb53bb..9914bfbb77f48baf869b63aff58feb2b145ff4d3:/src/msw/window.cpp diff --git a/src/msw/window.cpp b/src/msw/window.cpp index c95309f8aa..da62175805 100644 --- a/src/msw/window.cpp +++ b/src/msw/window.cpp @@ -173,13 +173,16 @@ extern wxMenu *wxCurrentPopupMenu; #endif +namespace +{ + // true if we had already created the std colour map, used by // wxGetStdColourMap() and wxWindow::OnSysColourChanged() (FIXME-MT) -static bool gs_hasStdCmap = false; +bool gs_hasStdCmap = false; // last mouse event information we need to filter out the duplicates #if wxUSE_MOUSEEVENT_HACK -static struct MouseEventInfoDummy +struct MouseEventInfoDummy { // mouse position (in screen coordinates) wxPoint pos; @@ -194,14 +197,29 @@ WX_DECLARE_HASH_MAP(int, wxWindow::MSWMessageHandler, wxIntegerHash, wxIntegerEqual, MSWMessageHandlers); -static MSWMessageHandlers gs_messageHandlers; +MSWMessageHandlers gs_messageHandlers; // hash containing all our windows, it uses HWND keys and wxWindow* values WX_DECLARE_HASH_MAP(HWND, wxWindow *, wxPointerHash, wxPointerEqual, WindowHandles); -static WindowHandles gs_windowHandles; +WindowHandles gs_windowHandles; + +#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK + +// temporary override for WM_ERASEBKGND processing: we don't store this in +// wxWindow itself as we don't need it during most of the time so don't +// increase the size of all window objects unnecessarily +WX_DECLARE_HASH_MAP(wxWindow *, wxWindow *, + wxPointerHash, wxPointerEqual, + EraseBgHooks); + +EraseBgHooks gs_eraseBgHooks; + +#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK + +} // anonymous namespace // --------------------------------------------------------------------------- // private functions @@ -2320,7 +2338,7 @@ bool wxWindowMSW::MSWProcessMessage(WXMSG* pMsg) // combinations which are always processed) LONG lDlgCode = ::SendMessage(msg->hwnd, WM_GETDLGCODE, 0, 0); - // surprizingly, DLGC_WANTALLKEYS bit mask doesn't contain the + // surprisingly, DLGC_WANTALLKEYS bit mask doesn't contain the // DLGC_WANTTAB nor DLGC_WANTARROWS bits although, logically, // it, of course, implies them if ( lDlgCode & DLGC_WANTALLKEYS ) @@ -3269,7 +3287,17 @@ WXLRESULT wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM l break; case WM_ERASEBKGND: - processed = HandleEraseBkgnd((WXHDC)wParam); + { +#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK + // check if an override was configured for this window + EraseBgHooks::const_iterator it = gs_eraseBgHooks.find(this); + if ( it != gs_eraseBgHooks.end() ) + processed = it->second->MSWEraseBgHook((WXHDC)wParam); + else +#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK + processed = HandleEraseBkgnd((WXHDC)wParam); + } + if ( processed ) { // we processed the message, i.e. erased the background @@ -4196,6 +4224,8 @@ bool wxWindowMSW::HandleSetCursor(WXHWND WXUNUSED(hWnd), y = pt.y; ScreenToClient(&x, &y); wxSetCursorEvent event(x, y); + event.SetId(GetId()); + event.SetEventObject(this); bool processedEvtSetCursor = HandleWindowEvent(event); if ( processedEvtSetCursor && event.HasCursor() ) @@ -4701,10 +4731,82 @@ extern wxCOLORMAP *wxGetStdColourMap() return s_cmap; } +#if wxUSE_UXTHEME && !defined(TMT_FILLCOLOR) + #define TMT_FILLCOLOR 3802 + #define TMT_TEXTCOLOR 3803 + #define TMT_BORDERCOLOR 3801 +#endif + +wxColour wxWindowMSW::MSWGetThemeColour(const wchar_t *themeName, + int themePart, + int themeState, + MSWThemeColour themeColour, + wxSystemColour fallback) const +{ +#if wxUSE_UXTHEME + const wxUxThemeEngine* theme = wxUxThemeEngine::GetIfActive(); + if ( theme ) + { + int themeProperty = 0; + + // TODO: Convert this into a table? Sure would be faster. + switch ( themeColour ) + { + case ThemeColourBackground: + themeProperty = TMT_FILLCOLOR; + break; + case ThemeColourText: + themeProperty = TMT_TEXTCOLOR; + break; + case ThemeColourBorder: + themeProperty = TMT_BORDERCOLOR; + break; + default: + wxFAIL_MSG(wxT("unsupported theme colour")); + }; + + wxUxThemeHandle hTheme((const wxWindow *)this, themeName); + COLORREF col; + HRESULT hr = theme->GetThemeColor + ( + hTheme, + themePart, + themeState, + themeProperty, + &col + ); + + if ( SUCCEEDED(hr) ) + return wxRGBToColour(col); + + wxLogApiError( + wxString::Format( + "GetThemeColor(%s, %i, %i, %i)", + themeName, themePart, themeState, themeProperty), + hr); + } +#else + wxUnusedVar(themeName); + wxUnusedVar(themePart); + wxUnusedVar(themeState); + wxUnusedVar(themeColour); +#endif + return wxSystemSettings::GetColour(fallback); +} + // --------------------------------------------------------------------------- // painting // --------------------------------------------------------------------------- +// this variable is used to check that a paint event handler which processed +// the event did create a wxPaintDC inside its code and called BeginPaint() to +// validate the invalidated window area as otherwise we'd keep getting an +// endless stream of WM_PAINT messages for this window resulting in a lot of +// difficult to debug problems (e.g. impossibility to repaint other windows, +// lack of timer and idle events and so on) +extern bool wxDidCreatePaintDC; +bool wxDidCreatePaintDC = false; + bool wxWindowMSW::HandlePaint() { HRGN hRegion = ::CreateRectRgn(0, 0, 0, 0); // Dummy call to get a handle @@ -4719,11 +4821,20 @@ bool wxWindowMSW::HandlePaint() m_updateRegion = wxRegion((WXHRGN) hRegion); + wxDidCreatePaintDC = false; + wxPaintEvent event(m_windowId); event.SetEventObject(this); bool processed = HandleWindowEvent(event); + if ( processed && !wxDidCreatePaintDC ) + { + // do call MSWDefWindowProc() to validate the update region to avoid + // the problems mentioned above + processed = false; + } + // note that we must generate NC event after the normal one as otherwise // BeginPaint() will happily overwrite our decorations with the background // colour @@ -4804,13 +4915,47 @@ bool wxWindowMSW::HandleEraseBkgnd(WXHDC hdc) return true; } +#ifdef wxHAS_MSW_BACKGROUND_ERASE_HOOK + +bool wxWindowMSW::MSWHasEraseBgHook() const +{ + return gs_eraseBgHooks.find(this) != gs_eraseBgHooks.end(); +} + +void wxWindowMSW::MSWSetEraseBgHook(wxWindow *child) +{ + if ( child ) + { + if ( !gs_eraseBgHooks.insert( + EraseBgHooks::value_type(this, child)).second ) + { + wxFAIL_MSG( wxT("Setting erase background hook twice?") ); + } + } + else // reset the hook + { + if ( gs_eraseBgHooks.erase(this) != 1 ) + { + wxFAIL_MSG( wxT("Resetting erase background which was not set?") ); + } + } +} + +#endif // wxHAS_MSW_BACKGROUND_ERASE_HOOK + bool wxWindowMSW::DoEraseBackground(WXHDC hDC) { HBRUSH hbr = (HBRUSH)MSWGetBgBrush(hDC); if ( !hbr ) return false; - wxFillRect(GetHwnd(), (HDC)hDC, hbr); + // erase just the client area of the window, this is important for the + // frames to avoid drawing over the toolbar part of the window (you might + // think using WS_CLIPCHILDREN would prevent this from happening, but it + // clearly doesn't) + RECT rc; + wxCopyRectToRECT(GetClientRect(), rc); + ::FillRect((HDC)hDC, &rc, hbr); return true; }