// 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
#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
// ---------------------------------------------------------------------------
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 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(__WATCOMC__) \
+ || defined(__DMC__) \
+ || (defined(__GNUWIN32__) || defined(__MINGW32__)) \
+ || (defined(__MWERKS__) && defined(__MSL__))
+ #define wxGetOSFHandle(fd) ((HANDLE)_get_osfhandle(fd))
+#endif
+
#if wxUSE_GUI
#include <wx/gdicmn.h>
// 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
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
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
#endif // wxUSE_GUI
-// ---------------------------------------------------------------------------
-// global data
-// ---------------------------------------------------------------------------
-
-WXDLLIMPEXP_DATA_BASE(extern HINSTANCE) wxhInstance;
-
// ---------------------------------------------------------------------------
// global functions
// ---------------------------------------------------------------------------
WXDLLIMPEXP_BASE void wxSetInstance(HINSTANCE hInst);
-// return the full name of the program file
-inline wxString wxGetFullModuleName()
+// return the full path of the given module
+inline wxString wxGetFullModuleName(HMODULE hmod)
{
wxString fullname;
if ( !::GetModuleFileName
(
- (HMODULE)wxGetInstance(),
+ hmod,
wxStringBuffer(fullname, MAX_PATH),
MAX_PATH
) )
return fullname;
}
+// return the full path of the program file
+inline wxString wxGetFullModuleName()
+{
+ return wxGetFullModuleName((HMODULE)wxGetInstance());
+}
+
#if wxUSE_GUI
// cursor stuff
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);
projects / wxWidgets.git / blobdiff