/////////////////////////////////////////////////////////////////////////////
// Name: private.h
// Purpose: Private declarations: as this header is only included by
-// wxWindows itself, it may contain identifiers which don't start
+// wxWidgets itself, it may contain identifiers which don't start
// with "wx".
// Author: Julian Smart
// Modified by:
#ifndef _WX_PRIVATE_H_
#define _WX_PRIVATE_H_
-#ifndef STRICT
- #define STRICT 1
-#endif
-
-#include <windows.h>
+#include "wx/msw/wrapwin.h"
#ifdef __WXMICROWIN__
// Extra prototypes and symbols not defined by MicroWindows
#include "wx/msw/microwin.h"
#endif
-// undefine conflicting symbols which were defined in windows.h
-#include "wx/msw/winundef.h"
-
// Include fixes for MSLU:
#include "wx/msw/mslu.h"
// 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
#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
// ---------------------------------------------------------------------------
-#if defined(__GNUWIN32__) && !wxUSE_NORLANDER_HEADERS
+#if defined(__WXWINCE__) || (defined(__GNUWIN32__) && !wxUSE_NORLANDER_HEADERS)
#ifndef ZeroMemory
inline void ZeroMemory(void *buf, size_t len) { memset(buf, 0, len); }
#endif
typedef FARPROC WndProcCast;
#endif
+
#define CASTWNDPROC (WndProcCast)
+
+
// ---------------------------------------------------------------------------
// some stuff for old Windows versions (FIXME: what does it do here??)
// ---------------------------------------------------------------------------
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
#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)
extern LONG APIENTRY _EXPORT
wxSubclassedGenericControlProc(WXHWND hWnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
-// ---------------------------------------------------------------------------
-// constants which might miss from some compilers' headers
-// ---------------------------------------------------------------------------
-
-#if !defined(__WIN32__) && !defined(WS_EX_CLIENTEDGE)
- #define WS_EX_CLIENTEDGE 0
-#endif
-
-#if defined(__WIN32__) && !defined(WS_EX_CLIENTEDGE)
- #define WS_EX_CLIENTEDGE 0x00000200L
-#endif
-
-#ifndef ENDSESSION_LOGOFF
- #define ENDSESSION_LOGOFF 0x80000000
-#endif
-
// ---------------------------------------------------------------------------
// useful macros and functions
// ---------------------------------------------------------------------------
#define wxZeroMemory(obj) memset((void*) & obj, 0, sizeof(obj))
#endif
+// This one is a macro so that it can be tested with #ifdef, it will be
+// undefined if it cannot be implemented for a given compiler.
+// Vc++, bcc, dmc, ow, mingw, codewarrior (and rsxnt) have _get_osfhandle.
+// Cygwin has get_osfhandle. Others are currently unknown, e.g. Salford,
+// Intel, Visual Age.
+#if defined(__WXWINCE__)
+ #define wxGetOSFHandle(fd) ((HANDLE)fd)
+#elif defined(__CYGWIN__)
+ #define wxGetOSFHandle(fd) ((HANDLE)get_osfhandle(fd))
+#elif defined(__VISUALC__) \
+ || defined(__BORLANDC__) \
+ || defined(__DMC__) \
+ || defined(__WATCOMC__) \
+ || (defined(__GNUWIN32__) || defined(__MINGW32__)) \
+ || (defined(__MWERKS__) && defined(__MSL__))
+ #define wxGetOSFHandle(fd) ((HANDLE)_get_osfhandle(fd))
+#endif
+
#if wxUSE_GUI
#include <wx/gdicmn.h>
+#include <wx/colour.h>
// make conversion from wxColour and COLORREF a bit less painful
inline COLORREF wxColourToRGB(const wxColour& c)
wxSTD_COL_BTNSHADOW,
wxSTD_COL_BTNFACE,
wxSTD_COL_BTNHIGHLIGHT,
- wxSTD_COL_MAX,
+ wxSTD_COL_MAX
};
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
extern void HIMETRICToPixel(LONG *x, LONG *y);
extern void PixelToHIMETRIC(LONG *x, LONG *y);
-// Windows convention of the mask is opposed to the wxWindows one, so we need
+// Windows convention of the mask is opposed to the wxWidgets one, so we need
// to invert the mask each time we pass one/get one to/from Windows
extern HBITMAP wxInvertMask(HBITMAP hbmpMask, int w = 0, int h = 0);
+// Creates an icon or cursor depending from a bitmap
+//
+// The bitmap must be valid and it should have a mask. If it doesn't, a default
+// mask is created using light grey as the transparent colour.
+extern HICON wxBitmapToHICON(const wxBitmap& bmp);
+
+// Same requirments as above apply and the bitmap must also have the correct
+// size.
+extern
+HCURSOR wxBitmapToHCURSOR(const wxBitmap& bmp, int hotSpotX, int hotSpotY);
+
// get (x, y) from DWORD - notice that HI/LOWORD can *not* be used because they
// will fail on system with multiple monitors where the coords may be negative
//
// get the current state of SHIFT/CTRL keys
inline bool wxIsShiftDown()
{
- return (::GetKeyState(VK_SHIFT) & 0x100) != 0;
+// return (::GetKeyState(VK_SHIFT) & 0x100) != 0;
+ // Returns different negative values on WinME and WinNT,
+ // so simply test for negative value.
+ return ::GetKeyState(VK_SHIFT) < 0;
}
inline bool wxIsCtrlDown()
{
- return (::GetKeyState(VK_CONTROL) & 0x100) != 0;
+// return (::GetKeyState(VK_CONTROL) & 0x100) != 0;
+ // Returns different negative values on WinME and WinNT,
+ // so simply test for negative value.
+ return ::GetKeyState(VK_CONTROL) < 0;
}
// wrapper around GetWindowRect() and GetClientRect() APIs doing error checking
inline RECT wxGetWindowRect(HWND hwnd)
{
RECT rect;
-#ifdef __WIN16__
- ::GetWindowRect(hwnd, &rect);
-#else // Win32
+
if ( !::GetWindowRect(hwnd, &rect) )
{
wxLogLastError(_T("GetWindowRect"));
}
-#endif // Win16/32
return rect;
}
inline RECT wxGetClientRect(HWND hwnd)
{
RECT rect;
-#ifdef __WIN16__
- ::GetClientRect(hwnd, &rect);
-#else // Win32
+
if ( !::GetClientRect(hwnd, &rect) )
{
wxLogLastError(_T("GetClientRect"));
}
-#endif // Win16/32
return rect;
}
// small helper classes
// ---------------------------------------------------------------------------
+// a template to make initializing Windows styructs less painful: it zeroes all
+// the struct fields and also sets cbSize member to the correct value (and so
+// can be only used with structures which have this member...)
+template <class T>
+struct WinStruct : public T
+{
+ WinStruct()
+ {
+ ::ZeroMemory(this, sizeof(T));
+
+ // explicit qualification is required here for this to be valid C++
+ this->cbSize = sizeof(T);
+ }
+};
+
+
// create an instance of this class and use it as the HDC for screen, will
// automatically release the DC going out of scope
class ScreenHDC
private:
HDC m_hdc;
+
+ DECLARE_NO_COPY_CLASS(ScreenHDC)
};
-// the same as ScreenHDC but for memory DCs: creates the HDC in ctor and
-// destroys it in dtor
+// 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
{
public:
- MemoryHDC() { m_hdc = ::CreateCompatibleDC(NULL); }
- ~MemoryHDC() { ::DeleteObject(m_hdc); }
+ MemoryHDC(HDC hdc = 0) { m_hdc = ::CreateCompatibleDC(hdc); }
+ ~MemoryHDC() { ::DeleteDC(m_hdc); }
operator HDC() const { return m_hdc; }
private:
HDC m_hdc;
+
+ DECLARE_NO_COPY_CLASS(MemoryHDC)
};
// a class which selects a GDI object into a DC in its ctor and deselects in
private:
HDC m_hdc;
HGDIOBJ m_hgdiobj;
+
+ 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
+class GlobalPtr
+{
+public:
+ GlobalPtr(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
+ {
+ m_ptr = GlobalLock(hGlobal);
+ if ( !m_ptr )
+ {
+ wxLogLastError(_T("GlobalLock"));
+ }
+ }
+
+ ~GlobalPtr()
+ {
+ if ( !GlobalUnlock(m_hGlobal) )
+ {
+#ifdef __WXDEBUG__
+ // this might happen simply because the block became unlocked
+ DWORD dwLastError = ::GetLastError();
+ if ( dwLastError != NO_ERROR )
+ {
+ wxLogApiError(_T("GlobalUnlock"), dwLastError);
+ }
+#endif // __WXDEBUG__
+ }
+ }
+
+ operator void *() const { return m_ptr; }
+
+private:
+ HGLOBAL m_hGlobal;
+ void *m_ptr;
+
+ 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;
};
// ---------------------------------------------------------------------------
#define GetHaccel() ((HACCEL)GetHACCEL())
#define GetHaccelOf(table) ((HACCEL)((table).GetHACCEL()))
+#define GetHbrush() ((HPEN)GetResourceHandle())
+#define GetHbrushOf(brush) ((HPEN)(brush).GetResourceHandle())
+
#define GetHmenu() ((HMENU)GetHMenu())
#define GetHmenuOf(menu) ((HMENU)menu->GetHMenu())
#define GetHpalette() ((HPALETTE)GetHPALETTE())
#define GetHpaletteOf(pal) ((HPALETTE)(pal).GetHPALETTE())
+#define GetHpen() ((HPEN)GetResourceHandle())
+#define GetHpenOf(pen) ((HPEN)(pen).GetResourceHandle())
+
#define GetHrgn() ((HRGN)GetHRGN())
#define GetHrgnOf(rgn) ((HRGN)(rgn).GetHRGN())
#endif // wxUSE_GUI
-// ---------------------------------------------------------------------------
-// global data
-// ---------------------------------------------------------------------------
-
-WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
-
-WXDLLEXPORT_DATA(extern HINSTANCE) wxhInstance;
-
// ---------------------------------------------------------------------------
// global functions
// ---------------------------------------------------------------------------
extern "C"
{
- WXDLLEXPORT HINSTANCE wxGetInstance();
+ WXDLLIMPEXP_BASE HINSTANCE wxGetInstance();
}
-WXDLLEXPORT void wxSetInstance(HINSTANCE hInst);
+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
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);
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)
// 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);
+
+// ----------------------------------------------------------------------------
+// 32/64 bit helpers
+// ----------------------------------------------------------------------------
+
+#ifdef __WIN64__
+
+inline void *wxGetWindowProc(HWND hwnd)
+{
+ return (void *)::GetWindowLongPtr(hwnd, GWLP_WNDPROC);
+}
+
+inline void *wxGetWindowUserData(HWND hwnd)
+{
+ return (void *)::GetWindowLongPtr(hwnd, GWLP_USERDATA);
+}
+
+inline WNDPROC wxSetWindowProc(HWND hwnd, WNDPROC func)
+{
+ return (WNDPROC)::SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)func);
+}
+
+inline void *wxSetWindowUserData(HWND hwnd, void *data)
+{
+ return (void *)::SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)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);
+}
+
+inline void *wxGetWindowUserData(HWND hwnd)
+{
+ return (void *)::GetWindowLong(hwnd, GWL_USERDATA);
+}
+
+inline WNDPROC wxSetWindowProc(HWND hwnd, WNDPROC func)
+{
+ return (WNDPROC)::SetWindowLong(hwnd, GWL_WNDPROC, (LONG)func);
+}
+
+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
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