X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a7d174bf49e4081bd974d263384efb6852ae42ac..fc4678159144f7c7bf0ba19b36d2604254f99d3a:/include/wx/msw/private.h diff --git a/include/wx/msw/private.h b/include/wx/msw/private.h index 46d14af631..ff47704cfa 100644 --- a/include/wx/msw/private.h +++ b/include/wx/msw/private.h @@ -33,18 +33,10 @@ class WXDLLEXPORT wxWindow; // private constants // --------------------------------------------------------------------------- -// Conversion -static const double METRIC_CONVERSION_CONSTANT = 0.0393700787; - -// Scaling factors for various unit conversions -static const double mm2inches = (METRIC_CONVERSION_CONSTANT); -static const double inches2mm = (1/METRIC_CONVERSION_CONSTANT); - -static const double mm2twips = (METRIC_CONVERSION_CONSTANT*1440); -static const double twips2mm = (1/(METRIC_CONVERSION_CONSTANT*1440)); - -static const double mm2pt = (METRIC_CONVERSION_CONSTANT*72); -static const double pt2mm = (1/(METRIC_CONVERSION_CONSTANT*72)); +// 260 was taken from windef.h +#ifndef MAX_PATH + #define MAX_PATH 260 +#endif // --------------------------------------------------------------------------- // standard icons from the resources @@ -52,16 +44,22 @@ static const double pt2mm = (1/(METRIC_CONVERSION_CONSTANT*72)); #if wxUSE_GUI -WXDLLEXPORT_DATA(extern HICON) wxSTD_FRAME_ICON; -WXDLLEXPORT_DATA(extern HICON) wxSTD_MDIPARENTFRAME_ICON; -WXDLLEXPORT_DATA(extern HICON) wxSTD_MDICHILDFRAME_ICON; -WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_FRAME_ICON; -WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDIPARENTFRAME_ICON; -WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDICHILDFRAME_ICON; -WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT; +extern WXDLLEXPORT_DATA(HICON) wxSTD_FRAME_ICON; +extern WXDLLEXPORT_DATA(HICON) wxSTD_MDIPARENTFRAME_ICON; +extern WXDLLEXPORT_DATA(HICON) wxSTD_MDICHILDFRAME_ICON; +extern WXDLLEXPORT_DATA(HICON) wxDEFAULT_FRAME_ICON; +extern WXDLLEXPORT_DATA(HICON) wxDEFAULT_MDIPARENTFRAME_ICON; +extern WXDLLEXPORT_DATA(HICON) wxDEFAULT_MDICHILDFRAME_ICON; +extern WXDLLEXPORT_DATA(HFONT) wxSTATUS_LINE_FONT; #endif // wxUSE_GUI +// --------------------------------------------------------------------------- +// global data +// --------------------------------------------------------------------------- + +extern WXDLLIMPEXP_DATA_BASE(HINSTANCE) wxhInstance; + // --------------------------------------------------------------------------- // define things missing from some compilers' headers // --------------------------------------------------------------------------- @@ -125,10 +123,6 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT; VOID WINAPI ibAdjustWindowRect( HWND hWnd, LPRECT lprc ) ; #endif // wxUSE_ITSY_BITSY -#if wxUSE_CTL3D - #include "wx/msw/ctl3d/ctl3d.h" -#endif // wxUSE_CTL3D - /* * Decide what window classes we're going to use * for this combination of CTl3D/FAFA settings @@ -138,11 +132,11 @@ WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT; #define STATIC_FLAGS (SS_LEFT|WS_CHILD|WS_VISIBLE) #define CHECK_CLASS wxT("BUTTON") #define CHECK_FLAGS (BS_AUTOCHECKBOX|WS_TABSTOP|WS_CHILD) -#define CHECK_IS_FAFA FALSE +#define CHECK_IS_FAFA FALSE #define RADIO_CLASS wxT("BUTTON") #define RADIO_FLAGS (BS_AUTORADIOBUTTON|WS_CHILD|WS_VISIBLE) #define RADIO_SIZE 20 -#define RADIO_IS_FAFA FALSE +#define RADIO_IS_FAFA FALSE #define PURE_WINDOWS #define GROUP_CLASS wxT("BUTTON") #define GROUP_FLAGS (BS_GROUPBOX|WS_CHILD|WS_VISIBLE) @@ -220,7 +214,7 @@ enum wxSTD_COLOUR wxSTD_COL_BTNSHADOW, wxSTD_COL_BTNFACE, wxSTD_COL_BTNHIGHLIGHT, - wxSTD_COL_MAX, + wxSTD_COL_MAX }; struct WXDLLEXPORT wxCOLORMAP @@ -231,13 +225,16 @@ struct WXDLLEXPORT wxCOLORMAP // this function is implemented in src/msw/window.cpp extern wxCOLORMAP *wxGetStdColourMap(); +// create a wxRect from Windows RECT +inline wxRect wxRectFromRECT(const RECT& r) +{ + return wxRect(r.left, r.top, r.right - r.left, r.bottom - r.top); +} + // copy Windows RECT to our wxRect inline void wxCopyRECTToRect(const RECT& r, wxRect& rect) { - rect.y = r.top; - rect.x = r.left; - rect.width = r.right - r.left; - rect.height = r.bottom - r.top; + rect = wxRectFromRECT(r); } // translations between HIMETRIC units (which OLE likes) and pixels (which are @@ -325,7 +322,8 @@ struct WinStruct : public T WinStruct() { ::ZeroMemory(this, sizeof(T)); - // NB: gcc-3.4 would give syntax error without "this->" + + // explicit qualification is required here for this to be valid C++ this->cbSize = sizeof(T); } }; @@ -347,6 +345,22 @@ private: DECLARE_NO_COPY_CLASS(ScreenHDC) }; +// the same as ScreenHDC but for window DCs +class WindowHDC +{ +public: + WindowHDC(HWND hwnd) { m_hdc = ::GetDC(m_hwnd = hwnd); } + ~WindowHDC() { ::ReleaseDC(m_hwnd, m_hdc); } + + operator HDC() const { return m_hdc; } + +private: + HWND m_hwnd; + HDC m_hdc; + + DECLARE_NO_COPY_CLASS(WindowHDC) +}; + // the same as ScreenHDC but for memory DCs: creates the HDC compatible with // the given one (screen by default) in ctor and destroys it in dtor class MemoryHDC @@ -383,6 +397,27 @@ private: DECLARE_NO_COPY_CLASS(SelectInHDC) }; +// a class for temporary bitmaps +class CompatibleBitmap +{ +public: + CompatibleBitmap(HDC hdc, int w, int h) + { + m_hbmp = ::CreateCompatibleBitmap(hdc, w, h); + } + + ~CompatibleBitmap() + { + if ( m_hbmp ) + ::DeleteObject(m_hbmp); + } + + operator HBITMAP() const { return m_hbmp; } + +private: + HBITMAP m_hbmp; +}; + // when working with global pointers (which is unfortunately still necessary // sometimes, e.g. for clipboard) it is important to unlock them exactly as // many times as we lock them which just asks for using a "smart lock" class @@ -422,6 +457,64 @@ private: DECLARE_NO_COPY_CLASS(GlobalPtr) }; +// register the class when it is first needed and unregister it in dtor +class ClassRegistrar +{ +public: + // ctor doesn't register the class, call Initialize() for this + ClassRegistrar() { m_registered = -1; } + + // return true if the class is already registered + bool IsInitialized() const { return m_registered != -1; } + + // return true if the class had been already registered + bool IsRegistered() const { return m_registered == 1; } + + // try to register the class if not done yet, return true on success + bool Register(const WNDCLASS& wc) + { + // we should only be called if we hadn't been initialized yet + wxASSERT_MSG( m_registered == -1, + _T("calling ClassRegistrar::Register() twice?") ); + + m_registered = ::RegisterClass(&wc) ? 1 : 0; + if ( !IsRegistered() ) + { + wxLogLastError(_T("RegisterClassEx()")); + } + else + { + m_clsname = wc.lpszClassName; + } + + return m_registered == 1; + } + + // get the name of the registered class (returns empty string if not + // registered) + const wxString& GetName() const { return m_clsname; } + + // unregister the class if it had been registered + ~ClassRegistrar() + { + if ( IsRegistered() ) + { + if ( !::UnregisterClass(m_clsname, wxhInstance) ) + { + wxLogLastError(_T("UnregisterClass")); + } + } + } + +private: + // initial value is -1 which means that we hadn't tried registering the + // class yet, it becomes true or false (1 or 0) when Initialize() is called + int m_registered; + + // the name of the class, only non empty if it had been registered + wxString m_clsname; +}; + // --------------------------------------------------------------------------- // macros to make casting between WXFOO and FOO a bit easier: the GetFoo() // returns Foo cast to the Windows type for oruselves, while GetFooOf() takes @@ -469,12 +562,6 @@ private: #endif // wxUSE_GUI -// --------------------------------------------------------------------------- -// global data -// --------------------------------------------------------------------------- - -WXDLLIMPEXP_DATA_BASE(extern HINSTANCE) wxhInstance; - // --------------------------------------------------------------------------- // global functions // --------------------------------------------------------------------------- @@ -486,13 +573,36 @@ extern "C" WXDLLIMPEXP_BASE void wxSetInstance(HINSTANCE hInst); +// return the full path of the given module +inline wxString wxGetFullModuleName(HMODULE hmod) +{ + wxString fullname; + if ( !::GetModuleFileName + ( + hmod, + wxStringBuffer(fullname, MAX_PATH), + MAX_PATH + ) ) + { + wxLogLastError(_T("GetModuleFileName")); + } + + return fullname; +} + +// return the full path of the program file +inline wxString wxGetFullModuleName() +{ + return wxGetFullModuleName((HMODULE)wxGetInstance()); +} + #if wxUSE_GUI // cursor stuff extern HCURSOR wxGetCurrentBusyCursor(); // from msw/utils.cpp extern const wxCursor *wxGetGlobalCursor(); // from msw/cursor.cpp -WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont *the_font); +WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont& the_font); WXDLLEXPORT void wxFillLogFont(LOGFONT *logFont, const wxFont *font); WXDLLEXPORT wxFont wxCreateFontFromLogFont(const LOGFONT *logFont); WXDLLEXPORT wxFontEncoding wxGetFontEncFromCharSet(int charset); @@ -501,21 +611,21 @@ WXDLLEXPORT void wxSliderEvent(WXHWND control, WXWORD wParam, WXWORD pos); WXDLLEXPORT void wxScrollBarEvent(WXHWND hbar, WXWORD wParam, WXWORD pos); // Find maximum size of window/rectangle -WXDLLEXPORT extern void wxFindMaxSize(WXHWND hwnd, RECT *rect); +extern WXDLLEXPORT void wxFindMaxSize(WXHWND hwnd, RECT *rect); // Safely get the window text (i.e. without using fixed size buffer) -WXDLLEXPORT extern wxString wxGetWindowText(WXHWND hWnd); +extern WXDLLEXPORT wxString wxGetWindowText(WXHWND hWnd); // get the window class name -WXDLLEXPORT extern wxString wxGetWindowClass(WXHWND hWnd); +extern WXDLLEXPORT wxString wxGetWindowClass(WXHWND hWnd); // get the window id (should be unsigned, hence this is not wxWindowID which // is, for mainly historical reasons, signed) -WXDLLEXPORT extern WXWORD wxGetWindowId(WXHWND hWnd); +extern WXDLLEXPORT WXWORD wxGetWindowId(WXHWND hWnd); // check if hWnd's WNDPROC is wndProc. Return true if yes, false if they are // different -WXDLLEXPORT extern bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc); +extern WXDLLEXPORT bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc); // Does this window style specify any border? inline bool wxStyleHasBorder(long style) @@ -530,17 +640,17 @@ inline bool wxStyleHasBorder(long style) // this function simply checks whether the given hWnd corresponds to a wxWindow // and returns either that window if it does or NULL otherwise -WXDLLEXPORT extern wxWindow* wxFindWinFromHandle(WXHWND hWnd); +extern WXDLLEXPORT wxWindow* wxFindWinFromHandle(WXHWND hWnd); // find the window for HWND which is part of some wxWindow, i.e. unlike // wxFindWinFromHandle() above it will also work for "sub controls" of a // wxWindow. // // returns the wxWindow corresponding to the given HWND or NULL. -WXDLLEXPORT extern wxWindow *wxGetWindowFromHWND(WXHWND hwnd); +extern WXDLLEXPORT wxWindow *wxGetWindowFromHWND(WXHWND hwnd); // Get the size of an icon -WXDLLEXPORT extern wxSize wxGetHiconSize(HICON hicon); +extern WXDLLEXPORT wxSize wxGetHiconSize(HICON hicon); // Lines are drawn differently for WinCE and regular WIN32 WXDLLEXPORT void wxDrawLine(HDC hdc, int x1, int y1, int x2, int y2); @@ -573,6 +683,13 @@ inline void *wxSetWindowUserData(HWND hwnd, void *data) #else // __WIN32__ +#ifdef __VISUALC__ + // strangely enough, VC++ 7.1 gives warnings about 32 -> 64 bit conversions + // in the functions below, even in spite of the explicit casts + #pragma warning(disable:4311) + #pragma warning(disable:4312) +#endif + inline void *wxGetWindowProc(HWND hwnd) { return (void *)::GetWindowLong(hwnd, GWL_WNDPROC); @@ -593,6 +710,11 @@ inline void *wxSetWindowUserData(HWND hwnd, void *data) return (void *)::SetWindowLong(hwnd, GWL_USERDATA, (LONG)data); } +#ifdef __VISUALC__ + #pragma warning(default:4311) + #pragma warning(default:4312) +#endif + #endif // __WIN64__/__WIN32__ #endif // wxUSE_GUI